diff options
| author |  tobi <31960611+tsmethurst@users.noreply.github.com> | 2024-09-16 11:06:00 +0200 |
|---|---|---|
| committer |  GitHub <noreply@github.com> | 2024-09-16 09:06:00 +0000 |
| commit | b2572b9e074ebbce8bcf1b9979d4d8ea066650d6 (patch) | |
| tree | 0c2a08ed63b582676ce7661252a6917db751c62a /vendor/google.golang.org/grpc | |
| parent | [chore]: Bump golang.org/x/net from 0.28.0 to 0.29.0 (#3303) (diff) | |
| download | gotosocial-b2572b9e074ebbce8bcf1b9979d4d8ea066650d6.tar.xz | |
[chore] Bump otel deps -> v1.30.0/v0.52.0 (#3307)
Diffstat (limited to 'vendor/google.golang.org/grpc')
56 files changed, 2793 insertions, 1286 deletions
diff --git a/vendor/google.golang.org/grpc/MAINTAINERS.md b/vendor/google.golang.org/grpc/MAINTAINERS.md index 6a8a07781..5d4096d46 100644 --- a/vendor/google.golang.org/grpc/MAINTAINERS.md +++ b/vendor/google.golang.org/grpc/MAINTAINERS.md @@ -9,21 +9,28 @@ for general contribution guidelines. ## Maintainers (in alphabetical order) +- [aranjans](https://github.com/aranjans), Google LLC +- [arjan-bal](https://github.com/arjan-bal), Google LLC +- [arvindbr8](https://github.com/arvindbr8), Google LLC - [atollena](https://github.com/atollena), Datadog, Inc. -- [cesarghali](https://github.com/cesarghali), Google LLC - [dfawley](https://github.com/dfawley), Google LLC - [easwars](https://github.com/easwars), Google LLC -- [menghanl](https://github.com/menghanl), Google LLC -- [srini100](https://github.com/srini100), Google LLC +- [erm-g](https://github.com/erm-g), Google LLC +- [gtcooke94](https://github.com/gtcooke94), Google LLC +- [purnesh42h](https://github.com/purnesh42h), Google LLC +- [zasweq](https://github.com/zasweq), Google LLC ## Emeritus Maintainers (in alphabetical order) -- [adelez](https://github.com/adelez), Google LLC -- [canguler](https://github.com/canguler), Google LLC -- [iamqizhao](https://github.com/iamqizhao), Google LLC -- [jadekler](https://github.com/jadekler), Google LLC -- [jtattermusch](https://github.com/jtattermusch), Google LLC -- [lyuxuan](https://github.com/lyuxuan), Google LLC -- [makmukhi](https://github.com/makmukhi), Google LLC -- [matt-kwong](https://github.com/matt-kwong), Google LLC -- [nicolasnoble](https://github.com/nicolasnoble), Google LLC -- [yongni](https://github.com/yongni), Google LLC +- [adelez](https://github.com/adelez) +- [canguler](https://github.com/canguler) +- [cesarghali](https://github.com/cesarghali) +- [iamqizhao](https://github.com/iamqizhao) +- [jeanbza](https://github.com/jeanbza) +- [jtattermusch](https://github.com/jtattermusch) +- [lyuxuan](https://github.com/lyuxuan) +- [makmukhi](https://github.com/makmukhi) +- [matt-kwong](https://github.com/matt-kwong) +- [menghanl](https://github.com/menghanl) +- [nicolasnoble](https://github.com/nicolasnoble) +- [srini100](https://github.com/srini100) +- [yongni](https://github.com/yongni) diff --git a/vendor/google.golang.org/grpc/SECURITY.md b/vendor/google.golang.org/grpc/SECURITY.md index be6e10870..abab27937 100644 --- a/vendor/google.golang.org/grpc/SECURITY.md +++ b/vendor/google.golang.org/grpc/SECURITY.md @@ -1,3 +1,3 @@ # Security Policy -For information on gRPC Security Policy and reporting potentional security issues, please see [gRPC CVE Process](https://github.com/grpc/proposal/blob/master/P4-grpc-cve-process.md). +For information on gRPC Security Policy and reporting potential security issues, please see [gRPC CVE Process](https://github.com/grpc/proposal/blob/master/P4-grpc-cve-process.md). diff --git a/vendor/google.golang.org/grpc/backoff/backoff.go b/vendor/google.golang.org/grpc/backoff/backoff.go index 0787d0b50..d7b40b7cb 100644 --- a/vendor/google.golang.org/grpc/backoff/backoff.go +++ b/vendor/google.golang.org/grpc/backoff/backoff.go @@ -39,7 +39,7 @@ type Config struct { MaxDelay time.Duration } -// DefaultConfig is a backoff configuration with the default values specfied +// DefaultConfig is a backoff configuration with the default values specified // at https://github.com/grpc/grpc/blob/master/doc/connection-backoff.md. // // This should be useful for callers who want to configure backoff with diff --git a/vendor/google.golang.org/grpc/balancer/balancer.go b/vendor/google.golang.org/grpc/balancer/balancer.go index f391744f7..b181f386a 100644 --- a/vendor/google.golang.org/grpc/balancer/balancer.go +++ b/vendor/google.golang.org/grpc/balancer/balancer.go @@ -30,6 +30,7 @@ import ( "google.golang.org/grpc/channelz" "google.golang.org/grpc/connectivity" "google.golang.org/grpc/credentials" + estats "google.golang.org/grpc/experimental/stats" "google.golang.org/grpc/grpclog" "google.golang.org/grpc/internal" "google.golang.org/grpc/metadata" @@ -72,8 +73,21 @@ func unregisterForTesting(name string) { delete(m, name) } +// connectedAddress returns the connected address for a SubConnState. The +// address is only valid if the state is READY. +func connectedAddress(scs SubConnState) resolver.Address { + return scs.connectedAddress +} + +// setConnectedAddress sets the connected address for a SubConnState. +func setConnectedAddress(scs *SubConnState, addr resolver.Address) { + scs.connectedAddress = addr +} + func init() { internal.BalancerUnregister = unregisterForTesting + internal.ConnectedAddress = connectedAddress + internal.SetConnectedAddress = setConnectedAddress } // Get returns the resolver builder registered with the given name. @@ -243,6 +257,10 @@ type BuildOptions struct { // same resolver.Target as passed to the resolver. See the documentation for // the resolver.Target type for details about what it contains. Target resolver.Target + // MetricsRecorder is the metrics recorder that balancers can use to record + // metrics. Balancer implementations which do not register metrics on + // metrics registry and record on them can ignore this field. + MetricsRecorder estats.MetricsRecorder } // Builder creates a balancer. @@ -410,6 +428,9 @@ type SubConnState struct { // ConnectionError is set if the ConnectivityState is TransientFailure, // describing the reason the SubConn failed. Otherwise, it is nil. ConnectionError error + // connectedAddr contains the connected address when ConnectivityState is + // Ready. Otherwise, it is indeterminate. + connectedAddress resolver.Address } // ClientConnState describes the state of a ClientConn relevant to the diff --git a/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go b/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go index 07527603f..5b592f48a 100644 --- a/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go +++ b/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go @@ -155,7 +155,7 @@ func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState // Endpoints not set, process addresses until we migrate resolver // emissions fully to Endpoints. The top channel does wrap emitted // addresses with endpoints, however some balancers such as weighted - // target do not forwarrd the corresponding correct endpoints down/split + // target do not forward the corresponding correct endpoints down/split // endpoints properly. Once all balancers correctly forward endpoints // down, can delete this else conditional. addrs = state.ResolverState.Addresses diff --git a/vendor/google.golang.org/grpc/balancer_wrapper.go b/vendor/google.golang.org/grpc/balancer_wrapper.go index 4161fdf47..6561b769e 100644 --- a/vendor/google.golang.org/grpc/balancer_wrapper.go +++ b/vendor/google.golang.org/grpc/balancer_wrapper.go @@ -25,12 +25,15 @@ import ( "google.golang.org/grpc/balancer" "google.golang.org/grpc/connectivity" + "google.golang.org/grpc/internal" "google.golang.org/grpc/internal/balancer/gracefulswitch" "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/internal/grpcsync" "google.golang.org/grpc/resolver" ) +var setConnectedAddress = internal.SetConnectedAddress.(func(*balancer.SubConnState, resolver.Address)) + // ccBalancerWrapper sits between the ClientConn and the Balancer. // // ccBalancerWrapper implements methods corresponding to the ones on the @@ -79,6 +82,7 @@ func newCCBalancerWrapper(cc *ClientConn) *ccBalancerWrapper { CustomUserAgent: cc.dopts.copts.UserAgent, ChannelzParent: cc.channelz, Target: cc.parsedTarget, + MetricsRecorder: cc.metricsRecorderList, }, serializer: grpcsync.NewCallbackSerializer(ctx), serializerCancel: cancel, @@ -92,7 +96,7 @@ func newCCBalancerWrapper(cc *ClientConn) *ccBalancerWrapper { // it is safe to call into the balancer here. func (ccb *ccBalancerWrapper) updateClientConnState(ccs *balancer.ClientConnState) error { errCh := make(chan error) - ok := ccb.serializer.Schedule(func(ctx context.Context) { + uccs := func(ctx context.Context) { defer close(errCh) if ctx.Err() != nil || ccb.balancer == nil { return @@ -107,17 +111,23 @@ func (ccb *ccBalancerWrapper) updateClientConnState(ccs *balancer.ClientConnStat logger.Infof("error from balancer.UpdateClientConnState: %v", err) } errCh <- err - }) - if !ok { - return nil } + onFailure := func() { close(errCh) } + + // UpdateClientConnState can race with Close, and when the latter wins, the + // serializer is closed, and the attempt to schedule the callback will fail. + // It is acceptable to ignore this failure. But since we want to handle the + // state update in a blocking fashion (when we successfully schedule the + // callback), we have to use the ScheduleOr method and not the MaybeSchedule + // method on the serializer. + ccb.serializer.ScheduleOr(uccs, onFailure) return <-errCh } // resolverError is invoked by grpc to push a resolver error to the underlying // balancer. The call to the balancer is executed from the serializer. func (ccb *ccBalancerWrapper) resolverError(err error) { - ccb.serializer.Schedule(func(ctx context.Context) { + ccb.serializer.TrySchedule(func(ctx context.Context) { if ctx.Err() != nil || ccb.balancer == nil { return } @@ -133,7 +143,7 @@ func (ccb *ccBalancerWrapper) close() { ccb.closed = true ccb.mu.Unlock() channelz.Info(logger, ccb.cc.channelz, "ccBalancerWrapper: closing") - ccb.serializer.Schedule(func(context.Context) { + ccb.serializer.TrySchedule(func(context.Context) { if ccb.balancer == nil { return } @@ -145,7 +155,7 @@ func (ccb *ccBalancerWrapper) close() { // exitIdle invokes the balancer's exitIdle method in the serializer. func (ccb *ccBalancerWrapper) exitIdle() { - ccb.serializer.Schedule(func(ctx context.Context) { + ccb.serializer.TrySchedule(func(ctx context.Context) { if ctx.Err() != nil || ccb.balancer == nil { return } @@ -252,15 +262,29 @@ type acBalancerWrapper struct { // updateState is invoked by grpc to push a subConn state update to the // underlying balancer. -func (acbw *acBalancerWrapper) updateState(s connectivity.State, err error) { - acbw.ccb.serializer.Schedule(func(ctx context.Context) { +func (acbw *acBalancerWrapper) updateState(s connectivity.State, curAddr resolver.Address, err error) { + acbw.ccb.serializer.TrySchedule(func(ctx context.Context) { if ctx.Err() != nil || acbw.ccb.balancer == nil { return } // Even though it is optional for balancers, gracefulswitch ensures // opts.StateListener is set, so this cannot ever be nil. // TODO: delete this comment when UpdateSubConnState is removed. - acbw.stateListener(balancer.SubConnState{ConnectivityState: s, ConnectionError: err}) + scs := balancer.SubConnState{ConnectivityState: s, ConnectionError: err} + if s == connectivity.Ready { + setConnectedAddress(&scs, curAddr) + } + acbw.stateListener(scs) + acbw.ac.mu.Lock() + defer acbw.ac.mu.Unlock() + if s == connectivity.Ready { + // When changing states to READY, reset stateReadyChan. Wait until + // after we notify the LB policy's listener(s) in order to prevent + // ac.getTransport() from unblocking before the LB policy starts + // tracking the subchannel as READY. + close(acbw.ac.stateReadyChan) + acbw.ac.stateReadyChan = make(chan struct{}) + } }) } diff --git a/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go b/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go index 63c639e4f..fcd1cfe80 100644 --- a/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go +++ b/vendor/google.golang.org/grpc/binarylog/grpc_binarylog_v1/binarylog.pb.go @@ -19,7 +19,7 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: // protoc-gen-go v1.34.1 -// protoc v4.25.2 +// protoc v5.27.1 // source: grpc/binlog/v1/binarylog.proto package grpc_binarylog_v1 diff --git a/vendor/google.golang.org/grpc/clientconn.go b/vendor/google.golang.org/grpc/clientconn.go index 423be7b43..9c8850e3f 100644 --- a/vendor/google.golang.org/grpc/clientconn.go +++ b/vendor/google.golang.org/grpc/clientconn.go @@ -24,6 +24,7 @@ import ( "fmt" "math" "net/url" + "slices" "strings" "sync" "sync/atomic" @@ -39,6 +40,7 @@ import ( "google.golang.org/grpc/internal/grpcsync" "google.golang.org/grpc/internal/idle" iresolver "google.golang.org/grpc/internal/resolver" + "google.golang.org/grpc/internal/stats" "google.golang.org/grpc/internal/transport" "google.golang.org/grpc/keepalive" "google.golang.org/grpc/resolver" @@ -194,8 +196,11 @@ func NewClient(target string, opts ...DialOption) (conn *ClientConn, err error) cc.csMgr = newConnectivityStateManager(cc.ctx, cc.channelz) cc.pickerWrapper = newPickerWrapper(cc.dopts.copts.StatsHandlers) + cc.metricsRecorderList = stats.NewMetricsRecorderList(cc.dopts.copts.StatsHandlers) + cc.initIdleStateLocked() // Safe to call without the lock, since nothing else has a reference to cc. cc.idlenessMgr = idle.NewManager((*idler)(cc), cc.dopts.idleTimeout) + return cc, nil } @@ -590,13 +595,14 @@ type ClientConn struct { cancel context.CancelFunc // Cancelled on close. // The following are initialized at dial time, and are read-only after that. - target string // User's dial target. - parsedTarget resolver.Target // See initParsedTargetAndResolverBuilder(). - authority string // See initAuthority(). - dopts dialOptions // Default and user specified dial options. - channelz *channelz.Channel // Channelz object. - resolverBuilder resolver.Builder // See initParsedTargetAndResolverBuilder(). - idlenessMgr *idle.Manager + target string // User's dial target. + parsedTarget resolver.Target // See initParsedTargetAndResolverBuilder(). + authority string // See initAuthority(). + dopts dialOptions // Default and user specified dial options. + channelz *channelz.Channel // Channelz object. + resolverBuilder resolver.Builder // See initParsedTargetAndResolverBuilder(). + idlenessMgr *idle.Manager + metricsRecorderList *stats.MetricsRecorderList // The following provide their own synchronization, and therefore don't // require cc.mu to be held to access them. @@ -626,11 +632,6 @@ type ClientConn struct { // WaitForStateChange waits until the connectivity.State of ClientConn changes from sourceState or // ctx expires. A true value is returned in former case and false in latter. -// -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. func (cc *ClientConn) WaitForStateChange(ctx context.Context, sourceState connectivity.State) bool { ch := cc.csMgr.getNotifyChan() if cc.csMgr.getState() != sourceState { @@ -645,11 +646,6 @@ func (cc *ClientConn) WaitForStateChange(ctx context.Context, sourceState connec } // GetState returns the connectivity.State of ClientConn. -// -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a later -// release. func (cc *ClientConn) GetState() connectivity.State { return cc.csMgr.getState() } @@ -812,17 +808,11 @@ func (cc *ClientConn) applyFailingLBLocked(sc *serviceconfig.ParseResult) { cc.csMgr.updateState(connectivity.TransientFailure) } -// Makes a copy of the input addresses slice and clears out the balancer -// attributes field. Addresses are passed during subconn creation and address -// update operations. In both cases, we will clear the balancer attributes by -// calling this function, and therefore we will be able to use the Equal method -// provided by the resolver.Address type for comparison. -func copyAddressesWithoutBalancerAttributes(in []resolver.Address) []resolver.Address { +// Makes a copy of the input addresses slice. Addresses are passed during +// subconn creation and address update operations. +func copyAddresses(in []resolver.Address) []resolver.Address { out := make([]resolver.Address, len(in)) - for i := range in { - out[i] = in[i] - out[i].BalancerAttributes = nil - } + copy(out, in) return out } @@ -835,14 +825,14 @@ func (cc *ClientConn) newAddrConnLocked(addrs []resolver.Address, opts balancer. } ac := &addrConn{ - state: connectivity.Idle, - cc: cc, - addrs: copyAddressesWithoutBalancerAttributes(addrs), - scopts: opts, - dopts: cc.dopts, - channelz: channelz.RegisterSubChannel(cc.channelz, ""), - resetBackoff: make(chan struct{}), - stateChan: make(chan struct{}), + state: connectivity.Idle, + cc: cc, + addrs: copyAddresses(addrs), + scopts: opts, + dopts: cc.dopts, + channelz: channelz.RegisterSubChannel(cc.channelz, ""), + resetBackoff: make(chan struct{}), + stateReadyChan: make(chan struct{}), } ac.ctx, ac.cancel = context.WithCancel(cc.ctx) // Start with our address set to the first address; this may be updated if @@ -918,28 +908,29 @@ func (ac *addrConn) connect() error { ac.mu.Unlock() return nil } - ac.mu.Unlock() - ac.resetTransport() + ac.resetTransportAndUnlock() return nil } -func equalAddresses(a, b []resolver.Address) bool { - if len(a) != len(b) { - return false - } - for i, v := range a { - if !v.Equal(b[i]) { - return false - } - } - return true +// equalAddressIgnoringBalAttributes returns true is a and b are considered equal. +// This is different from the Equal method on the resolver.Address type which +// considers all fields to determine equality. Here, we only consider fields +// that are meaningful to the subConn. +func equalAddressIgnoringBalAttributes(a, b *resolver.Address) bool { + return a.Addr == b.Addr && a.ServerName == b.ServerName && + a.Attributes.Equal(b.Attributes) && + a.Metadata == b.Metadata +} + +func equalAddressesIgnoringBalAttributes(a, b []resolver.Address) bool { + return slices.EqualFunc(a, b, func(a, b resolver.Address) bool { return equalAddressIgnoringBalAttributes(&a, &b) }) } // updateAddrs updates ac.addrs with the new addresses list and handles active // connections or connection attempts. func (ac *addrConn) updateAddrs(addrs []resolver.Address) { - addrs = copyAddressesWithoutBalancerAttributes(addrs) + addrs = copyAddresses(addrs) limit := len(addrs) if limit > 5 { limit = 5 @@ -947,7 +938,7 @@ func (ac *addrConn) updateAddrs(addrs []resolver.Address) { channelz.Infof(logger, ac.channelz, "addrConn: updateAddrs addrs (%d of %d): %v", limit, len(addrs), addrs[:limit]) ac.mu.Lock() - if equalAddresses(ac.addrs, addrs) { + if equalAddressesIgnoringBalAttributes(ac.addrs, addrs) { ac.mu.Unlock() return } @@ -966,7 +957,7 @@ func (ac *addrConn) updateAddrs(addrs []resolver.Address) { // Try to find the connected address. for _, a := range addrs { a.ServerName = ac.cc.getServerName(a) - if a.Equal(ac.curAddr) { + if equalAddressIgnoringBalAttributes(&a, &ac.curAddr) { // We are connected to a valid address, so do nothing but // update the addresses. ac.mu.Unlock() @@ -992,11 +983,9 @@ func (ac *addrConn) updateAddrs(addrs []resolver.Address) { ac.updateConnectivityState(connectivity.Idle, nil) } - ac.mu.Unlock() - // Since we were connecting/connected, we should start a new connection // attempt. - go ac.resetTransport() + go ac.resetTransportAndUnlock() } // getServerName determines the serverName to be used in the connection @@ -1190,8 +1179,8 @@ type addrConn struct { addrs []resolver.Address // All addresses that the resolver resolved to. // Use updateConnectivityState for updating addrConn's connectivity state. - state connectivity.State - stateChan chan struct{} // closed and recreated on every state change. + state connectivity.State + stateReadyChan chan struct{} // closed and recreated on every READY state change. backoffIdx int // Needs to be stateful for resetConnectBackoff. resetBackoff chan struct{} @@ -1204,9 +1193,6 @@ func (ac *addrConn) updateConnectivityState(s connectivity.State, lastErr error) if ac.state == s { return } - // When changing states, reset the state change channel. - close(ac.stateChan) - ac.stateChan = make(chan struct{}) ac.state = s ac.channelz.ChannelMetrics.State.Store(&s) if lastErr == nil { @@ -1214,7 +1200,7 @@ func (ac *addrConn) updateConnectivityState(s connectivity.State, lastErr error) } else { channelz.Infof(logger, ac.channelz, "Subchannel Connectivity change to %v, last error: %s", s, lastErr) } - ac.acbw.updateState(s, lastErr) + ac.acbw.updateState(s, ac.curAddr, lastErr) } // adjustParams updates parameters used to create transports upon @@ -1231,8 +1217,10 @@ func (ac *addrConn) adjustParams(r transport.GoAwayReason) { } } -func (ac *addrConn) resetTransport() { - ac.mu.Lock() +// resetTransportAndUnlock unconditionally connects the addrConn. +// +// ac.mu must be held by the caller, and this function will guarantee it is released. +func (ac *addrConn) resetTransportAndUnlock() { acCtx := ac.ctx if acCtx.Err() != nil { ac.mu.Unlock() @@ -1522,7 +1510,7 @@ func (ac *addrConn) getReadyTransport() transport.ClientTransport { func (ac *addrConn) getTransport(ctx context.Context) (transport.ClientTransport, error) { for ctx.Err() == nil { ac.mu.Lock() - t, state, sc := ac.transport, ac.state, ac.stateChan + t, state, sc := ac.transport, ac.state, ac.stateReadyChan ac.mu.Unlock() if state == connectivity.Ready { return t, nil @@ -1585,7 +1573,7 @@ func (ac *addrConn) tearDown(err error) { } else { // Hard close the transport when the channel is entering idle or is // being shutdown. In the case where the channel is being shutdown, - // closing of transports is also taken care of by cancelation of cc.ctx. + // closing of transports is also taken care of by cancellation of cc.ctx. // But in the case where the channel is entering idle, we need to // explicitly close the transports here. Instead of distinguishing // between these two cases, it is simpler to close the transport diff --git a/vendor/google.golang.org/grpc/codec.go b/vendor/google.golang.org/grpc/codec.go index 411e3dfd4..e840858b7 100644 --- a/vendor/google.golang.org/grpc/codec.go +++ b/vendor/google.golang.org/grpc/codec.go @@ -21,18 +21,73 @@ package grpc import ( "google.golang.org/grpc/encoding" _ "google.golang.org/grpc/encoding/proto" // to register the Codec for "proto" + "google.golang.org/grpc/mem" ) -// baseCodec contains the functionality of both Codec and encoding.Codec, but -// omits the name/string, which vary between the two and are not needed for -// anything besides the registry in the encoding package. +// baseCodec captures the new encoding.CodecV2 interface without the Name +// function, allowing it to be implemented by older Codec and encoding.Codec +// implementations. The omitted Name function is only needed for the register in +// the encoding package and is not part of the core functionality. type baseCodec interface { - Marshal(v any) ([]byte, error) - Unmarshal(data []byte, v any) error + Marshal(v any) (mem.BufferSlice, error) + Unmarshal(data mem.BufferSlice, v any) error +} + +// getCodec returns an encoding.CodecV2 for the codec of the given name (if +// registered). Initially checks the V2 registry with encoding.GetCodecV2 and +// returns the V2 codec if it is registered. Otherwise, it checks the V1 registry +// with encoding.GetCodec and if it is registered wraps it with newCodecV1Bridge +// to turn it into an encoding.CodecV2. Returns nil otherwise. +func getCodec(name string) encoding.CodecV2 { + if codecV1 := encoding.GetCodec(name); codecV1 != nil { + return newCodecV1Bridge(codecV1) + } + + return encoding.GetCodecV2(name) +} + +func newCodecV0Bridge(c Codec) baseCodec { + return codecV0Bridge{codec: c} +} + +func newCodecV1Bridge(c encoding.Codec) encoding.CodecV2 { + return codecV1Bridge{ + codecV0Bridge: codecV0Bridge{codec: c}, + name: c.Name(), + } +} + +var _ baseCodec = codecV0Bridge{} + +type codecV0Bridge struct { + codec interface { + Marshal(v any) ([]byte, error) + Unmarshal(data []byte, v any) error + } +} + +func (c codecV0Bridge) Marshal(v any) (mem.BufferSlice, error) { + data, err := c.codec.Marshal(v) + if err != nil { + return nil, err + } + return mem.BufferSlice{mem.NewBuffer(&data, nil)}, nil +} + +func (c codecV0Bridge) Unmarshal(data mem.BufferSlice, v any) (err error) { + return c.codec.Unmarshal(data.Materialize(), v) } -var _ baseCodec = Codec(nil) -var _ baseCodec = encoding.Codec(nil) +var _ encoding.CodecV2 = codecV1Bridge{} + +type codecV1Bridge struct { + codecV0Bridge + name string +} + +func (c codecV1Bridge) Name() string { + return c.name +} // Codec defines the interface gRPC uses to encode and decode messages. // Note that implementations of this interface must be thread safe; diff --git a/vendor/google.golang.org/grpc/dialoptions.go b/vendor/google.golang.org/grpc/dialoptions.go index f5453d48a..27c1b9bb6 100644 --- a/vendor/google.golang.org/grpc/dialoptions.go +++ b/vendor/google.golang.org/grpc/dialoptions.go @@ -33,6 +33,7 @@ import ( "google.golang.org/grpc/internal/binarylog" "google.golang.org/grpc/internal/transport" "google.golang.org/grpc/keepalive" + "google.golang.org/grpc/mem" "google.golang.org/grpc/resolver" "google.golang.org/grpc/stats" ) @@ -60,7 +61,7 @@ func init() { internal.WithBinaryLogger = withBinaryLogger internal.JoinDialOptions = newJoinDialOption internal.DisableGlobalDialOptions = newDisableGlobalDialOptions - internal.WithRecvBufferPool = withRecvBufferPool + internal.WithBufferPool = withBufferPool } // dialOptions configure a Dial call. dialOptions are set by the DialOption @@ -92,7 +93,6 @@ type dialOptions struct { defaultServiceConfigRawJSON *string resolvers []resolver.Builder idleTimeout time.Duration - recvBufferPool SharedBufferPool defaultScheme string maxCallAttempts int } @@ -677,11 +677,11 @@ func defaultDialOptions() dialOptions { WriteBufferSize: defaultWriteBufSize, UseProxy: true, UserAgent: grpcUA, + BufferPool: mem.DefaultBufferPool(), }, bs: internalbackoff.DefaultExponential, healthCheckFunc: internal.HealthCheckFunc, idleTimeout: 30 * time.Minute, - recvBufferPool: nopBufferPool{}, defaultScheme: "dns", maxCallAttempts: defaultMaxCallAttempts, } @@ -758,25 +758,8 @@ func WithMaxCallAttempts(n int) DialOption { }) } -// WithRecvBufferPool returns a DialOption that configures the ClientConn -// to use the provided shared buffer pool for parsing incoming messages. Depending -// on the application's workload, this could result in reduced memory allocation. -// -// If you are unsure about how to implement a memory pool but want to utilize one, -// begin with grpc.NewSharedBufferPool. -// -// Note: The shared buffer pool feature will not be active if any of the following -// options are used: WithStatsHandler, EnableTracing, or binary logging. In such -// cases, the shared buffer pool will be ignored. -// -// Deprecated: use experimental.WithRecvBufferPool instead. Will be deleted in -// v1.60.0 or later. -func WithRecvBufferPool(bufferPool SharedBufferPool) DialOption { - return withRecvBufferPool(bufferPool) -} - -func withRecvBufferPool(bufferPool SharedBufferPool) DialOption { +func withBufferPool(bufferPool mem.BufferPool) DialOption { return newFuncDialOption(func(o *dialOptions) { - o.recvBufferPool = bufferPool + o.copts.BufferPool = bufferPool }) } diff --git a/vendor/google.golang.org/grpc/doc.go b/vendor/google.golang.org/grpc/doc.go index 0022859ad..e7b532b6f 100644 --- a/vendor/google.golang.org/grpc/doc.go +++ b/vendor/google.golang.org/grpc/doc.go @@ -16,7 +16,7 @@ * */ -//go:generate ./regenerate.sh +//go:generate ./scripts/regenerate.sh /* Package grpc implements an RPC system called gRPC. diff --git a/vendor/google.golang.org/grpc/encoding/encoding.go b/vendor/google.golang.org/grpc/encoding/encoding.go index 5ebf88d71..11d0ae142 100644 --- a/vendor/google.golang.org/grpc/encoding/encoding.go +++ b/vendor/google.golang.org/grpc/encoding/encoding.go @@ -94,7 +94,7 @@ type Codec interface { Name() string } -var registeredCodecs = make(map[string]Codec) +var registeredCodecs = make(map[string]any) // RegisterCodec registers the provided Codec for use with all gRPC clients and // servers. @@ -126,5 +126,6 @@ func RegisterCodec(codec Codec) { // // The content-subtype is expected to be lowercase. func GetCodec(contentSubtype string) Codec { - return registeredCodecs[contentSubtype] + c, _ := registeredCodecs[contentSubtype].(Codec) + return c } diff --git a/vendor/google.golang.org/grpc/encoding/encoding_v2.go b/vendor/google.golang.org/grpc/encoding/encoding_v2.go new file mode 100644 index 000000000..074c5e234 --- /dev/null +++ b/vendor/google.golang.org/grpc/encoding/encoding_v2.go @@ -0,0 +1,81 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package encoding + +import ( + "strings" + + "google.golang.org/grpc/mem" +) + +// CodecV2 defines the interface gRPC uses to encode and decode messages. Note +// that implementations of this interface must be thread safe; a CodecV2's +// methods can be called from concurrent goroutines. +type CodecV2 interface { + // Marshal returns the wire format of v. The buffers in the returned + // [mem.BufferSlice] must have at least one reference each, which will be freed + // by gRPC when they are no longer needed. + Marshal(v any) (out mem.BufferSlice, err error) + // Unmarshal parses the wire format into v. Note that data will be freed as soon + // as this function returns. If the codec wishes to guarantee access to the data + // after this function, it must take its own reference that it frees when it is + // no longer needed. + Unmarshal(data mem.BufferSlice, v any) error + // Name returns the name of the Codec implementation. The returned string + // will be used as part of content type in transmission. The result must be + // static; the result cannot change between calls. + Name() string +} + +// RegisterCodecV2 registers the provided CodecV2 for use with all gRPC clients and +// servers. +// +// The CodecV2 will be stored and looked up by result of its Name() method, which +// should match the content-subtype of the encoding handled by the CodecV2. This +// is case-insensitive, and is stored and looked up as lowercase. If the +// result of calling Name() is an empty string, RegisterCodecV2 will panic. See +// Content-Type on +// https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#requests for +// more details. +// +// If both a Codec and CodecV2 are registered with the same name, the CodecV2 +// will be used. +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. If multiple Codecs are +// registered with the same name, the one registered last will take effect. +func RegisterCodecV2(codec CodecV2) { + if codec == nil { + panic("cannot register a nil CodecV2") + } + if codec.Name() == "" { + panic("cannot register CodecV2 with empty string result for Name()") + } + contentSubtype := strings.ToLower(codec.Name()) + registeredCodecs[contentSubtype] = codec +} + +// GetCodecV2 gets a registered CodecV2 by content-subtype, or nil if no CodecV2 is +// registered for the content-subtype. +// +// The content-subtype is expected to be lowercase. +func GetCodecV2(contentSubtype string) CodecV2 { + c, _ := registeredCodecs[contentSubtype].(CodecV2) + return c +} diff --git a/vendor/google.golang.org/grpc/encoding/proto/proto.go b/vendor/google.golang.org/grpc/encoding/proto/proto.go index 66d5cdf03..ceec319dd 100644 --- a/vendor/google.golang.org/grpc/encoding/proto/proto.go +++ b/vendor/google.golang.org/grpc/encoding/proto/proto.go @@ -1,6 +1,6 @@ /* * - * Copyright 2018 gRPC authors. + * Copyright 2024 gRPC authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -24,6 +24,7 @@ import ( "fmt" "google.golang.org/grpc/encoding" + "google.golang.org/grpc/mem" "google.golang.org/protobuf/proto" "google.golang.org/protobuf/protoadapt" ) @@ -32,28 +33,51 @@ import ( const Name = "proto" func init() { - encoding.RegisterCodec(codec{}) + encoding.RegisterCodecV2(&codecV2{}) } -// codec is a Codec implementation with protobuf. It is the default codec for gRPC. -type codec struct{} +// codec is a CodecV2 implementation with protobuf. It is the default codec for +// gRPC. +type codecV2 struct{} -func (codec) Marshal(v any) ([]byte, error) { +func (c *codecV2) Marshal(v any) (data mem.BufferSlice, err error) { vv := messageV2Of(v) if vv == nil { - return nil, fmt.Errorf("failed to marshal, message is %T, want proto.Message", v) + return nil, fmt.Errorf("proto: failed to marshal, message is %T, want proto.Message", v) } - return proto.Marshal(vv) + size := proto.Size(vv) + if mem.IsBelowBufferPoolingThreshold(size) { + buf, err := proto.Marshal(vv) + if err != nil { + return nil, err + } + data = append(data, mem.SliceBuffer(buf)) + } else { + pool := mem.DefaultBufferPool() + buf := pool.Get(size) + if _, err := (proto.MarshalOptions{}).MarshalAppend((*buf)[:0], vv); err != nil { + pool.Put(buf) + return nil, err + } + data = append(data, mem.NewBuffer(buf, pool)) + } + + return data, nil } -func (codec) Unmarshal(data []byte, v any) error { +func (c *codecV2) Unmarshal(data mem.BufferSlice, v any) (err error) { vv := messageV2Of(v) if vv == nil { return fmt.Errorf("failed to unmarshal, message is %T, want proto.Message", v) } - return proto.Unmarshal(data, vv) + buf := data.MaterializeToBuffer(mem.DefaultBufferPool()) + defer buf.Free() + // TODO: Upgrade proto.Unmarshal to support mem.BufferSlice. Right now, it's not + // really possible without a major overhaul of the proto package, but the + // vtprotobuf library may be able to support this. + return proto.Unmarshal(buf.ReadOnlyData(), vv) } func messageV2Of(v any) proto.Message { @@ -67,6 +91,6 @@ func messageV2Of(v any) proto.Message { return nil } -func (codec) Name() string { +func (c *codecV2) Name() string { return Name } diff --git a/vendor/google.golang.org/grpc/experimental/stats/metricregistry.go b/vendor/google.golang.org/grpc/experimental/stats/metricregistry.go new file mode 100644 index 000000000..930140f57 --- /dev/null +++ b/vendor/google.golang.org/grpc/experimental/stats/metricregistry.go @@ -0,0 +1,270 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package stats + +import ( + "maps" + "testing" + + "google.golang.org/grpc/grpclog" + "google.golang.org/grpc/internal" +) + +func init() { + internal.SnapshotMetricRegistryForTesting = snapshotMetricsRegistryForTesting +} + +var logger = grpclog.Component("metrics-registry") + +// DefaultMetrics are the default metrics registered through global metrics +// registry. This is written to at initialization time only, and is read only +// after initialization. +var DefaultMetrics = NewMetrics() + +// MetricDescriptor is the data for a registered metric. +type MetricDescriptor struct { + // The name of this metric. This name must be unique across the whole binary + // (including any per call metrics). See + // https://github.com/grpc/proposal/blob/master/A79-non-per-call-metrics-architecture.md#metric-instrument-naming-conventions + // for metric naming conventions. + Name Metric + // The description of this metric. + Description string + // The unit (e.g. entries, seconds) of this metric. + Unit string + // The required label keys for this metric. These are intended to + // metrics emitted from a stats handler. + Labels []string + // The optional label keys for this metric. These are intended to attached + // to metrics emitted from a stats handler if configured. + OptionalLabels []string + // Whether this metric is on by default. + Default bool + // The type of metric. This is set by the metric registry, and not intended + // to be set by a component registering a metric. + Type MetricType + // Bounds are the bounds of this metric. This only applies to histogram + // metrics. If unset or set with length 0, stats handlers will fall back to + // default bounds. + Bounds []float64 +} + +// MetricType is the type of metric. +type MetricType int + +// Type of metric supported by this instrument registry. +const ( + MetricTypeIntCount MetricType = iota + MetricTypeFloatCount + MetricTypeIntHisto + MetricTypeFloatHisto + MetricTypeIntGauge +) + +// Int64CountHandle is a typed handle for a int count metric. This handle +// is passed at the recording point in order to know which metric to record +// on. +type Int64CountHandle MetricDescriptor + +// Descriptor returns the int64 count handle typecast to a pointer to a +// MetricDescriptor. +func (h *Int64CountHandle) Descriptor() *MetricDescriptor { + return (*MetricDescriptor)(h) +} + +// Record records the int64 count value on the metrics recorder provided. +func (h *Int64CountHandle) Record(recorder MetricsRecorder, incr int64, labels ...string) { + recorder.RecordInt64Count(h, incr, labels...) +} + +// Float64CountHandle is a typed handle for a float count metric. This handle is +// passed at the recording point in order to know which metric to record on. +type Float64CountHandle MetricDescriptor + +// Descriptor returns the float64 count handle typecast to a pointer to a +// MetricDescriptor. +func (h *Float64CountHandle) Descriptor() *MetricDescriptor { + return (*MetricDescriptor)(h) +} + +// Record records the float64 count value on the metrics recorder provided. +func (h *Float64CountHandle) Record(recorder MetricsRecorder, incr float64, labels ...string) { + recorder.RecordFloat64Count(h, incr, labels...) +} + +// Int64HistoHandle is a typed handle for an int histogram metric. This handle +// is passed at the recording point in order to know which metric to record on. +type Int64HistoHandle MetricDescriptor + +// Descriptor returns the int64 histo handle typecast to a pointer to a +// MetricDescriptor. +func (h *Int64HistoHandle) Descriptor() *MetricDescriptor { + return (*MetricDescriptor)(h) +} + +// Record records the int64 histo value on the metrics recorder provided. +func (h *Int64HistoHandle) Record(recorder MetricsRecorder, incr int64, labels ...string) { + recorder.RecordInt64Histo(h, incr, labels...) +} + +// Float64HistoHandle is a typed handle for a float histogram metric. This +// handle is passed at the recording point in order to know which metric to +// record on. +type Float64HistoHandle MetricDescriptor + +// Descriptor returns the float64 histo handle typecast to a pointer to a +// MetricDescriptor. +func (h *Float64HistoHandle) Descriptor() *MetricDescriptor { + return (*MetricDescriptor)(h) +} + +// Record records the float64 histo value on the metrics recorder provided. +func (h *Float64HistoHandle) Record(recorder MetricsRecorder, incr float64, labels ...string) { + recorder.RecordFloat64Histo(h, incr, labels...) +} + +// Int64GaugeHandle is a typed handle for an int gauge metric. This handle is +// passed at the recording point in order to know which metric to record on. +type Int64GaugeHandle MetricDescriptor + +// Descriptor returns the int64 gauge handle typecast to a pointer to a +// MetricDescriptor. +func (h *Int64GaugeHandle) Descriptor() *MetricDescriptor { + return (*MetricDescriptor)(h) +} + +// Record records the int64 histo value on the metrics recorder provided. +func (h *Int64GaugeHandle) Record(recorder MetricsRecorder, incr int64, labels ...string) { + recorder.RecordInt64Gauge(h, incr, labels...) +} + +// registeredMetrics are the registered metric descriptor names. +var registeredMetrics = make(map[Metric]bool) + +// metricsRegistry contains all of the registered metrics. +// +// This is written to only at init time, and read only after that. +var metricsRegistry = make(map[Metric]*MetricDescriptor) + +// DescriptorForMetric returns the MetricDescriptor from the global registry. +// +// Returns nil if MetricDescriptor not present. +func DescriptorForMetric(metric Metric) *MetricDescriptor { + return metricsRegistry[metric] +} + +func registerMetric(name Metric, def bool) { + if registeredMetrics[name] { + logger.Fatalf("metric %v already registered", name) + } + registeredMetrics[name] = true + if def { + DefaultMetrics = DefaultMetrics.Add(name) + } +} + +// RegisterInt64Count registers the metric description onto the global registry. +// It returns a typed handle to use to recording data. +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. If multiple metrics are +// registered with the same name, this function will panic. +func RegisterInt64Count(descriptor MetricDescriptor) *Int64CountHandle { + registerMetric(descriptor.Name, descriptor.Default) + descriptor.Type = MetricTypeIntCount + descPtr := &descriptor + metricsRegistry[descriptor.Name] = descPtr + return (*Int64CountHandle)(descPtr) +} + +// RegisterFloat64Count registers the metric description onto the global +// registry. It returns a typed handle to use to recording data. +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. If multiple metrics are +// registered with the same name, this function will panic. +func RegisterFloat64Count(descriptor MetricDescriptor) *Float64CountHandle { + registerMetric(descriptor.Name, descriptor.Default) + descriptor.Type = MetricTypeFloatCount + descPtr := &descriptor + metricsRegistry[descriptor.Name] = descPtr + return (*Float64CountHandle)(descPtr) +} + +// RegisterInt64Histo registers the metric description onto the global registry. +// It returns a typed handle to use to recording data. +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. If multiple metrics are +// registered with the same name, this function will panic. +func RegisterInt64Histo(descriptor MetricDescriptor) *Int64HistoHandle { + registerMetric(descriptor.Name, descriptor.Default) + descriptor.Type = MetricTypeIntHisto + descPtr := &descriptor + metricsRegistry[descriptor.Name] = descPtr + return (*Int64HistoHandle)(descPtr) +} + +// RegisterFloat64Histo registers the metric description onto the global +// registry. It returns a typed handle to use to recording data. +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. If multiple metrics are +// registered with the same name, this function will panic. +func RegisterFloat64Histo(descriptor MetricDescriptor) *Float64HistoHandle { + registerMetric(descriptor.Name, descriptor.Default) + descriptor.Type = MetricTypeFloatHisto + descPtr := &descriptor + metricsRegistry[descriptor.Name] = descPtr + return (*Float64HistoHandle)(descPtr) +} + +// RegisterInt64Gauge registers the metric description onto the global registry. +// It returns a typed handle to use to recording data. +// +// NOTE: this function must only be called during initialization time (i.e. in +// an init() function), and is not thread-safe. If multiple metrics are +// registered with the same name, this function will panic. +func RegisterInt64Gauge(descriptor MetricDescriptor) *Int64GaugeHandle { + registerMetric(descriptor.Name, descriptor.Default) + descriptor.Type = MetricTypeIntGauge + descPtr := &descriptor + metricsRegistry[descriptor.Name] = descPtr + return (*Int64GaugeHandle)(descPtr) +} + +// snapshotMetricsRegistryForTesting snapshots the global data of the metrics +// registry. Registers a cleanup function on the provided testing.T that sets +// the metrics registry to its original state. Only called in testing functions. +func snapshotMetricsRegistryForTesting(t *testing.T) { + oldDefaultMetrics := DefaultMetrics + oldRegisteredMetrics := registeredMetrics + oldMetricsRegistry := metricsRegistry + + registeredMetrics = make(map[Metric]bool) + metricsRegistry = make(map[Metric]*MetricDescriptor) + maps.Copy(registeredMetrics, registeredMetrics) + maps.Copy(metricsRegistry, metricsRegistry) + + t.Cleanup(func() { + DefaultMetrics = oldDefaultMetrics + registeredMetrics = oldRegisteredMetrics + metricsRegistry = oldMetricsRegistry + }) +} diff --git a/vendor/google.golang.org/grpc/experimental/stats/metrics.go b/vendor/google.golang.org/grpc/experimental/stats/metrics.go new file mode 100644 index 000000000..3221f7a63 --- /dev/null +++ b/vendor/google.golang.org/grpc/experimental/stats/metrics.go @@ -0,0 +1,114 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package stats contains experimental metrics/stats API's. +package stats + +import "maps" + +// MetricsRecorder records on metrics derived from metric registry. +type MetricsRecorder interface { + // RecordInt64Count records the measurement alongside labels on the int + // count associated with the provided handle. + RecordInt64Count(handle *Int64CountHandle, incr int64, labels ...string) + // RecordFloat64Count records the measurement alongside labels on the float + // count associated with the provided handle. + RecordFloat64Count(handle *Float64CountHandle, incr float64, labels ...string) + // RecordInt64Histo records the measurement alongside labels on the int + // histo associated with the provided handle. + RecordInt64Histo(handle *Int64HistoHandle, incr int64, labels ...string) + // RecordFloat64Histo records the measurement alongside labels on the float + // histo associated with the provided handle. + RecordFloat64Histo(handle *Float64HistoHandle, incr float64, labels ...string) + // RecordInt64Gauge records the measurement alongside labels on the int + // gauge associated with the provided handle. + RecordInt64Gauge(handle *Int64GaugeHandle, incr int64, labels ...string) +} + +// Metric is an identifier for a metric. +type Metric string + +// Metrics is a set of metrics to record. Once created, Metrics is immutable, +// however Add and Remove can make copies with specific metrics added or +// removed, respectively. +// +// Do not construct directly; use NewMetrics instead. +type Metrics struct { + // metrics are the set of metrics to initialize. + metrics map[Metric]bool +} + +// NewMetrics returns a Metrics containing Metrics. +func NewMetrics(metrics ...Metric) *Metrics { + newMetrics := make(map[Metric]bool) + for _, metric := range metrics { + newMetrics[metric] = true + } + return &Metrics{ + metrics: newMetrics, + } +} + +// Metrics returns the metrics set. The returned map is read-only and must not +// be modified. +func (m *Metrics) Metrics() map[Metric]bool { + return m.metrics +} + +// Add adds the metrics to the metrics set and returns a new copy with the +// additional metrics. +func (m *Metrics) Add(metrics ...Metric) *Metrics { + newMetrics := make(map[Metric]bool) + for metric := range m.metrics { + newMetrics[metric] = true + } + + for _, metric := range metrics { + newMetrics[metric] = true + } + return &Metrics{ + metrics: newMetrics, + } +} + +// Join joins the metrics passed in with the metrics set, and returns a new copy +// with the merged metrics. +func (m *Metrics) Join(metrics *Metrics) *Metrics { + newMetrics := make(map[Metric]bool) + maps.Copy(newMetrics, m.metrics) + maps.Copy(newMetrics, metrics.metrics) + return &Metrics{ + metrics: newMetrics, + } +} + +// Remove removes the metrics from the metrics set and returns a new copy with +// the metrics removed. +func (m *Metrics) Remove(metrics ...Metric) *Metrics { + newMetrics := make(map[Metric]bool) + for metric := range m.metrics { + newMetrics[metric] = true + } + + for _, metric := range metrics { + delete(newMetrics, metric) + } + return &Metrics{ + metrics: newMetrics, + } +} diff --git a/vendor/google.golang.org/grpc/grpclog/component.go b/vendor/google.golang.org/grpc/grpclog/component.go index ac73c9ced..f1ae080dc 100644 --- a/vendor/google.golang.org/grpc/grpclog/component.go +++ b/vendor/google.golang.org/grpc/grpclog/component.go @@ -20,8 +20,6 @@ package grpclog import ( "fmt" - - "google.golang.org/grpc/internal/grpclog" ) // componentData records the settings for a component. @@ -33,22 +31,22 @@ var cache = map[string]*componentData{} func (c *componentData) InfoDepth(depth int, args ...any) { args = append([]any{"[" + string(c.name) + "]"}, args...) - grpclog.InfoDepth(depth+1, args...) + InfoDepth(depth+1, args...) } func (c *componentData) WarningDepth(depth int, args ...any) { args = append([]any{"[" + string(c.name) + "]"}, args...) - grpclog.WarningDepth(depth+1, args...) + WarningDepth(depth+1, args...) } func (c *componentData) ErrorDepth(depth int, args ...any) { args = append([]any{"[" + string(c.name) + "]"}, args...) - grpclog.ErrorDepth(depth+1, args...) + ErrorDepth(depth+1, args...) } func (c *componentData) FatalDepth(depth int, args ...any) { args = append([]any{"[" + string(c.name) + "]"}, args...) - grpclog.FatalDepth(depth+1, args...) + FatalDepth(depth+1, args...) } func (c *componentData) Info(args ...any) { diff --git a/vendor/google.golang.org/grpc/grpclog/grpclog.go b/vendor/google.golang.org/grpc/grpclog/grpclog.go index 16928c9cb..db320105e 100644 --- a/vendor/google.golang.org/grpc/grpclog/grpclog.go +++ b/vendor/google.golang.org/grpc/grpclog/grpclog.go @@ -18,18 +18,15 @@ // Package grpclog defines logging for grpc. // -// All logs in transport and grpclb packages only go to verbose level 2. -// All logs in other packages in grpc are logged in spite of the verbosity level. -// -// In the default logger, -// severity level can be set by environment variable GRPC_GO_LOG_SEVERITY_LEVEL, -// verbosity level can be set by GRPC_GO_LOG_VERBOSITY_LEVEL. -package grpclog // import "google.golang.org/grpc/grpclog" +// In the default logger, severity level can be set by environment variable +// GRPC_GO_LOG_SEVERITY_LEVEL, verbosity level can be set by +// GRPC_GO_LOG_VERBOSITY_LEVEL. +package grpclog import ( "os" - "google.golang.org/grpc/internal/grpclog" + "google.golang.org/grpc/grpclog/internal" ) func init() { @@ -38,58 +35,58 @@ func init() { // V reports whether verbosity level l is at least the requested verbose level. func V(l int) bool { - return grpclog.Logger.V(l) + return internal.LoggerV2Impl.V(l) } // Info logs to the INFO log. func Info(args ...any) { - grpclog.Logger.Info(args...) + internal.LoggerV2Impl.Info(args...) } // Infof logs to the INFO log. Arguments are handled in the manner of fmt.Printf. func Infof(format string, args ...any) { - grpclog.Logger.Infof(format, args...) + internal.LoggerV2Impl.Infof(format, args...) } // Infoln logs to the INFO log. Arguments are handled in the manner of fmt.Println. func Infoln(args ...any) { - grpclog.Logger.Infoln(args...) + internal.LoggerV2Impl.Infoln(args...) } // Warning logs to the WARNING log. func Warning(args ...any) { - grpclog.Logger.Warning(args...) + internal.LoggerV2Impl.Warning(args...) } // Warningf logs to the WARNING log. Arguments are handled in the manner of fmt.Printf. func Warningf(format string, args ...any) { - grpclog.Logger.Warningf(format, args...) + internal.LoggerV2Impl.Warningf(format, args...) } // Warningln logs to the WARNING log. Arguments are handled in the manner of fmt.Println. func Warningln(args ...any) { - grpclog.Logger.Warningln(args...) + internal.LoggerV2Impl.Warningln(args...) } // Error logs to the ERROR log. func Error(args ...any) { - grpclog.Logger.Error(args...) + internal.LoggerV2Impl.Error(args...) } // Errorf logs to the ERROR log. Arguments are handled in the manner of fmt.Printf. func Errorf(format string, args ...any) { - grpclog.Logger.Errorf(format, args...) + internal.LoggerV2Impl.Errorf(format, args...) } // Errorln logs to the ERROR log. Arguments are handled in the manner of fmt.Println. func Errorln(args ...any) { - grpclog.Logger.Errorln(args...) + internal.LoggerV2Impl.Errorln(args...) } // Fatal logs to the FATAL log. Arguments are handled in the manner of fmt.Print. // It calls os.Exit() with exit code 1. func Fatal(args ...any) { - grpclog.Logger.Fatal(args...) + internal.LoggerV2Impl.Fatal(args...) // Make sure fatal logs will exit. os.Exit(1) } @@ -97,15 +94,15 @@ func Fatal(args ...any) { // Fatalf logs to the FATAL log. Arguments are handled in the manner of fmt.Printf. // It calls os.Exit() with exit code 1. func Fatalf(format string, args ...any) { - grpclog.Logger.Fatalf(format, args...) + internal.LoggerV2Impl.Fatalf(format, args...) // Make sure fatal logs will exit. os.Exit(1) } // Fatalln logs to the FATAL log. Arguments are handled in the manner of fmt.Println. -// It calle os.Exit()) with exit code 1. +// It calls os.Exit() with exit code 1. func Fatalln(args ...any) { - grpclog.Logger.Fatalln(args...) + internal.LoggerV2Impl.Fatalln(args...) // Make sure fatal logs will exit. os.Exit(1) } @@ -114,19 +111,76 @@ func Fatalln(args ...any) { // // Deprecated: use Info. func Print(args ...any) { - grpclog.Logger.Info(args...) + internal.LoggerV2Impl.Info(args...) } // Printf prints to the logger. Arguments are handled in the manner of fmt.Printf. // // Deprecated: use Infof. func Printf(format string, args ...any) { - grpclog.Logger.Infof(format, args...) + internal.LoggerV2Impl.Infof(format, args...) } // Println prints to the logger. Arguments are handled in the manner of fmt.Println. // // Deprecated: use Infoln. func Println(args ...any) { - grpclog.Logger.Infoln(args...) + internal.LoggerV2Impl.Infoln(args...) +} + +// InfoDepth logs to the INFO log at the specified depth. +// +// # Experimental +// +// Notice: This API is EXPERIMENTAL and may be changed or removed in a +// later release. +func InfoDepth(depth int, args ...any) { + if internal.DepthLoggerV2Impl != nil { + internal.DepthLoggerV2Impl.InfoDepth(depth, args...) + } else { + internal.LoggerV2Impl.Infoln(args...) + } +} + +// WarningDepth logs to the WARNING log at the specified depth. +// +// # Experimental +// +// Notice: This API is EXPERIMENTAL and may be changed or removed in a +// later release. +func WarningDepth(depth int, args ...any) { + if internal.DepthLoggerV2Impl != nil { + internal.DepthLoggerV2Impl.WarningDepth(depth, args...) + } else { + internal.LoggerV2Impl.Warningln(args...) + } +} + +// ErrorDepth logs to the ERROR log at the specified depth. +// +// # Experimental +// +// Notice: This API is EXPERIMENTAL and may be changed or removed in a +// later release. +func ErrorDepth(depth int, args ...any) { + if internal.DepthLoggerV2Impl != nil { + internal.DepthLoggerV2Impl.ErrorDepth(depth, args...) + } else { + internal.LoggerV2Impl.Errorln(args...) + } +} + +// FatalDepth logs to the FATAL log at the specified depth. +// +// # Experimental +// +// Notice: This API is EXPERIMENTAL and may be changed or removed in a +// later release. +func FatalDepth(depth int, args ...any) { + if internal.DepthLoggerV2Impl != nil { + internal.DepthLoggerV2Impl.FatalDepth(depth, args...) + } else { + internal.LoggerV2Impl.Fatalln(args...) + } + os.Exit(1) } diff --git a/vendor/google.golang.org/grpc/grpclog/internal/grpclog.go b/vendor/google.golang.org/grpc/grpclog/internal/grpclog.go new file mode 100644 index 000000000..59c03bc14 --- /dev/null +++ b/vendor/google.golang.org/grpc/grpclog/internal/grpclog.go @@ -0,0 +1,26 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package internal contains functionality internal to the grpclog package. +package internal + +// LoggerV2Impl is the logger used for the non-depth log functions. +var LoggerV2Impl LoggerV2 + +// DepthLoggerV2Impl is the logger used for the depth log functions. +var DepthLoggerV2Impl DepthLoggerV2 diff --git a/vendor/google.golang.org/grpc/grpclog/internal/logger.go b/vendor/google.golang.org/grpc/grpclog/internal/logger.go new file mode 100644 index 000000000..0d9a824ce --- /dev/null +++ b/vendor/google.golang.org/grpc/grpclog/internal/logger.go @@ -0,0 +1,87 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package internal + +// Logger mimics golang's standard Logger as an interface. +// +// Deprecated: use LoggerV2. +type Logger interface { + Fatal(args ...any) + Fatalf(format string, args ...any) + Fatalln(args ...any) + Print(args ...any) + Printf(format string, args ...any) + Println(args ...any) +} + +// LoggerWrapper wraps Logger into a LoggerV2. +type LoggerWrapper struct { + Logger +} + +// Info logs to INFO log. Arguments are handled in the manner of fmt.Print. +func (l *LoggerWrapper) Info(args ...any) { + l.Logger.Print(args...) +} + +// Infoln logs to INFO log. Arguments are handled in the manner of fmt.Println. +func (l *LoggerWrapper) Infoln(args ...any) { + l.Logger.Println(args...) +} + +// Infof logs to INFO log. Arguments are handled in the manner of fmt.Printf. +func (l *LoggerWrapper) Infof(format string, args ...any) { + l.Logger.Printf(format, args...) +} + +// Warning logs to WARNING log. Arguments are handled in the manner of fmt.Print. +func (l *LoggerWrapper) Warning(args ...any) { + l.Logger.Print(args...) +} + +// Warningln logs to WARNING log. Arguments are handled in the manner of fmt.Println. +func (l *LoggerWrapper) Warningln(args ...any) { + l.Logger.Println(args...) +} + +// Warningf logs to WARNING log. Arguments are handled in the manner of fmt.Printf. +func (l *LoggerWrapper) Warningf(format string, args ...any) { + l.Logger.Printf(format, args...) +} + +// Error logs to ERROR log. Arguments are handled in the manner of fmt.Print. +func (l *LoggerWrapper) Error(args ...any) { + l.Logger.Print(args...) +} + +// Errorln logs to ERROR log. Arguments are handled in the manner of fmt.Println. +func (l *LoggerWrapper) Errorln(args ...any) { + l.Logger.Println(args...) +} + +// Errorf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. +func (l *LoggerWrapper) Errorf(format string, args ...any) { + l.Logger.Printf(format, args...) +} + +// V reports whether verbosity level l is at least the requested verbose level. +func (*LoggerWrapper) V(l int) bool { + // Returns true for all verbose level. + return true +} diff --git a/vendor/google.golang.org/grpc/internal/grpclog/grpclog.go b/vendor/google.golang.org/grpc/grpclog/internal/loggerv2.go index bfc45102a..07df71e98 100644 --- a/vendor/google.golang.org/grpc/internal/grpclog/grpclog.go +++ b/vendor/google.golang.org/grpc/grpclog/internal/loggerv2.go @@ -1,6 +1,6 @@ /* * - * Copyright 2020 gRPC authors. + * Copyright 2024 gRPC authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -16,59 +16,17 @@ * */ -// Package grpclog (internal) defines depth logging for grpc. -package grpclog +package internal import ( + "encoding/json" + "fmt" + "io" + "log" "os" ) -// Logger is the logger used for the non-depth log functions. -var Logger LoggerV2 - -// DepthLogger is the logger used for the depth log functions. -var DepthLogger DepthLoggerV2 - -// InfoDepth logs to the INFO log at the specified depth. -func InfoDepth(depth int, args ...any) { - if DepthLogger != nil { - DepthLogger.InfoDepth(depth, args...) - } else { - Logger.Infoln(args...) - } -} - -// WarningDepth logs to the WARNING log at the specified depth. -func WarningDepth(depth int, args ...any) { - if DepthLogger != nil { - DepthLogger.WarningDepth(depth, args...) - } else { - Logger.Warningln(args...) - } -} - -// ErrorDepth logs to the ERROR log at the specified depth. -func ErrorDepth(depth int, args ...any) { - if DepthLogger != nil { - DepthLogger.ErrorDepth(depth, args...) - } else { - Logger.Errorln(args...) - } -} - -// FatalDepth logs to the FATAL log at the specified depth. -func FatalDepth(depth int, args ...any) { - if DepthLogger != nil { - DepthLogger.FatalDepth(depth, args...) - } else { - Logger.Fatalln(args...) - } - os.Exit(1) -} - // LoggerV2 does underlying logging work for grpclog. -// This is a copy of the LoggerV2 defined in the external grpclog package. It -// is defined here to avoid a circular dependency. type LoggerV2 interface { // Info logs to INFO log. Arguments are handled in the manner of fmt.Print. Info(args ...any) @@ -107,14 +65,13 @@ type LoggerV2 interface { // DepthLoggerV2 logs at a specified call frame. If a LoggerV2 also implements // DepthLoggerV2, the below functions will be called with the appropriate stack // depth set for trivial functions the logger may ignore. -// This is a copy of the DepthLoggerV2 defined in the external grpclog package. -// It is defined here to avoid a circular dependency. // // # Experimental // // Notice: This type is EXPERIMENTAL and may be changed or removed in a // later release. type DepthLoggerV2 interface { + LoggerV2 // InfoDepth logs to INFO log at the specified depth. Arguments are handled in the manner of fmt.Println. InfoDepth(depth int, args ...any) // WarningDepth logs to WARNING log at the specified depth. Arguments are handled in the manner of fmt.Println. @@ -124,3 +81,124 @@ type DepthLoggerV2 interface { // FatalDepth logs to FATAL log at the specified depth. Arguments are handled in the manner of fmt.Println. FatalDepth(depth int, args ...any) } + +const ( + // infoLog indicates Info severity. + infoLog int = iota + // warningLog indicates Warning severity. + warningLog + // errorLog indicates Error severity. + errorLog + // fatalLog indicates Fatal severity. + fatalLog +) + +// severityName contains the string representation of each severity. +var severityName = []string{ + infoLog: "INFO", + warningLog: "WARNING", + errorLog: "ERROR", + fatalLog: "FATAL", +} + +// loggerT is the default logger used by grpclog. +type loggerT struct { + m []*log.Logger + v int + jsonFormat bool +} + +func (g *loggerT) output(severity int, s string) { + sevStr := severityName[severity] + if !g.jsonFormat { + g.m[severity].Output(2, fmt.Sprintf("%v: %v", sevStr, s)) + return + } + // TODO: we can also include the logging component, but that needs more + // (API) changes. + b, _ := json.Marshal(map[string]string{ + "severity": sevStr, + "message": s, + }) + g.m[severity].Output(2, string(b)) +} + +func (g *loggerT) Info(args ...any) { + g.output(infoLog, fmt.Sprint(args...)) +} + +func (g *loggerT) Infoln(args ...any) { + g.output(infoLog, fmt.Sprintln(args...)) +} + +func (g *loggerT) Infof(format string, args ...any) { + g.output(infoLog, fmt.Sprintf(format, args...)) +} + +func (g *loggerT) Warning(args ...any) { + g.output(warningLog, fmt.Sprint(args...)) +} + +func (g *loggerT) Warningln(args ...any) { + g.output(warningLog, fmt.Sprintln(args...)) +} + +func (g *loggerT) Warningf(format string, args ...any) { + g.output(warningLog, fmt.Sprintf(format, args...)) +} + +func (g *loggerT) Error(args ...any) { + g.output(errorLog, fmt.Sprint(args...)) +} + +func (g *loggerT) Errorln(args ...any) { + g.output(errorLog, fmt.Sprintln(args...)) +} + +func (g *loggerT) Errorf(format string, args ...any) { + g.output(errorLog, fmt.Sprintf(format, args...)) +} + +func (g *loggerT) Fatal(args ...any) { + g.output(fatalLog, fmt.Sprint(args...)) + os.Exit(1) +} + +func (g *loggerT) Fatalln(args ...any) { + g.output(fatalLog, fmt.Sprintln(args...)) + os.Exit(1) +} + +func (g *loggerT) Fatalf(format string, args ...any) { + g.output(fatalLog, fmt.Sprintf(format, args...)) + os.Exit(1) +} + +func (g *loggerT) V(l int) bool { + return l <= g.v +} + +// LoggerV2Config configures the LoggerV2 implementation. +type LoggerV2Config struct { + // Verbosity sets the verbosity level of the logger. + Verbosity int + // FormatJSON controls whether the logger should output logs in JSON format. + FormatJSON bool +} + +// NewLoggerV2 creates a new LoggerV2 instance with the provided configuration. +// The infoW, warningW, and errorW writers are used to write log messages of +// different severity levels. +func NewLoggerV2(infoW, warningW, errorW io.Writer, c LoggerV2Config) LoggerV2 { + var m []*log.Logger + flag := log.LstdFlags + if c.FormatJSON { + flag = 0 + } + m = append(m, log.New(infoW, "", flag)) + m = append(m, log.New(io.MultiWriter(infoW, warningW), "", flag)) + ew := io.MultiWriter(infoW, warningW, errorW) // ew will be used for error and fatal. + m = append(m, log.New(ew, "", flag)) + m = append(m, log.New(ew, "", flag)) + return &loggerT{m: m, v: c.Verbosity, jsonFormat: c.FormatJSON} +} diff --git a/vendor/google.golang.org/grpc/grpclog/logger.go b/vendor/google.golang.org/grpc/grpclog/logger.go index b1674d826..4b2035857 100644 --- a/vendor/google.golang.org/grpc/grpclog/logger.go +++ b/vendor/google.golang.org/grpc/grpclog/logger.go @@ -18,70 +18,17 @@ package grpclog -import "google.golang.org/grpc/internal/grpclog" +import "google.golang.org/grpc/grpclog/internal" // Logger mimics golang's standard Logger as an interface. // // Deprecated: use LoggerV2. -type Logger interface { - Fatal(args ...any) - Fatalf(format string, args ...any) - Fatalln(args ...any) - Print(args ...any) - Printf(format string, args ...any) - Println(args ...any) -} +type Logger internal.Logger // SetLogger sets the logger that is used in grpc. Call only from // init() functions. // // Deprecated: use SetLoggerV2. func SetLogger(l Logger) { - grpclog.Logger = &loggerWrapper{Logger: l} -} - -// loggerWrapper wraps Logger into a LoggerV2. -type loggerWrapper struct { - Logger -} - -func (g *loggerWrapper) Info(args ...any) { - g.Logger.Print(args...) -} - -func (g *loggerWrapper) Infoln(args ...any) { - g.Logger.Println(args...) -} - -func (g *loggerWrapper) Infof(format string, args ...any) { - g.Logger.Printf(format, args...) -} - -func (g *loggerWrapper) Warning(args ...any) { - g.Logger.Print(args...) -} - -func (g *loggerWrapper) Warningln(args ...any) { - g.Logger.Println(args...) -} - -func (g *loggerWrapper) Warningf(format string, args ...any) { - g.Logger.Printf(format, args...) -} - -func (g *loggerWrapper) Error(args ...any) { - g.Logger.Print(args...) -} - -func (g *loggerWrapper) Errorln(args ...any) { - g.Logger.Println(args...) -} - -func (g *loggerWrapper) Errorf(format string, args ...any) { - g.Logger.Printf(format, args...) -} - -func (g *loggerWrapper) V(l int) bool { - // Returns true for all verbose level. - return true + internal.LoggerV2Impl = &internal.LoggerWrapper{Logger: l} } diff --git a/vendor/google.golang.org/grpc/grpclog/loggerv2.go b/vendor/google.golang.org/grpc/grpclog/loggerv2.go index ecfd36d71..892dc13d1 100644 --- a/vendor/google.golang.org/grpc/grpclog/loggerv2.go +++ b/vendor/google.golang.org/grpc/grpclog/loggerv2.go @@ -19,52 +19,16 @@ package grpclog import ( - "encoding/json" - "fmt" "io" - "log" "os" "strconv" "strings" - "google.golang.org/grpc/internal/grpclog" + "google.golang.org/grpc/grpclog/internal" ) // LoggerV2 does underlying logging work for grpclog. -type LoggerV2 interface { - // Info logs to INFO log. Arguments are handled in the manner of fmt.Print. - Info(args ...any) - // Infoln logs to INFO log. Arguments are handled in the manner of fmt.Println. - Infoln(args ...any) - // Infof logs to INFO log. Arguments are handled in the manner of fmt.Printf. - Infof(format string, args ...any) - // Warning logs to WARNING log. Arguments are handled in the manner of fmt.Print. - Warning(args ...any) - // Warningln logs to WARNING log. Arguments are handled in the manner of fmt.Println. - Warningln(args ...any) - // Warningf logs to WARNING log. Arguments are handled in the manner of fmt.Printf. - Warningf(format string, args ...any) - // Error logs to ERROR log. Arguments are handled in the manner of fmt.Print. - Error(args ...any) - // Errorln logs to ERROR log. Arguments are handled in the manner of fmt.Println. - Errorln(args ...any) - // Errorf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. - Errorf(format string, args ...any) - // Fatal logs to ERROR log. Arguments are handled in the manner of fmt.Print. - // gRPC ensures that all Fatal logs will exit with os.Exit(1). - // Implementations may also call os.Exit() with a non-zero exit code. - Fatal(args ...any) - // Fatalln logs to ERROR log. Arguments are handled in the manner of fmt.Println. - // gRPC ensures that all Fatal logs will exit with os.Exit(1). - // Implementations may also call os.Exit() with a non-zero exit code. - Fatalln(args ...any) - // Fatalf logs to ERROR log. Arguments are handled in the manner of fmt.Printf. - // gRPC ensures that all Fatal logs will exit with os.Exit(1). - // Implementations may also call os.Exit() with a non-zero exit code. - Fatalf(format string, args ...any) - // V reports whether verbosity level l is at least the requested verbose level. - V(l int) bool -} +type LoggerV2 internal.LoggerV2 // SetLoggerV2 sets logger that is used in grpc to a V2 logger. // Not mutex-protected, should be called before any gRPC functions. @@ -72,34 +36,8 @@ func SetLoggerV2(l LoggerV2) { if _, ok := l.(*componentData); ok { panic("cannot use component logger as grpclog logger") } - grpclog.Logger = l - grpclog.DepthLogger, _ = l.(grpclog.DepthLoggerV2) -} - -const ( - // infoLog indicates Info severity. - infoLog int = iota - // warningLog indicates Warning severity. - warningLog - // errorLog indicates Error severity. - errorLog - // fatalLog indicates Fatal severity. - fatalLog -) - -// severityName contains the string representation of each severity. -var severityName = []string{ - infoLog: "INFO", - warningLog: "WARNING", - errorLog: "ERROR", - fatalLog: "FATAL", -} - -// loggerT is the default logger used by grpclog. -type loggerT struct { - m []*log.Logger - v int - jsonFormat bool + internal.LoggerV2Impl = l + internal.DepthLoggerV2Impl, _ = l.(internal.DepthLoggerV2) } // NewLoggerV2 creates a loggerV2 with the provided writers. @@ -108,32 +46,13 @@ type loggerT struct { // Warning logs will be written to warningW and infoW. // Info logs will be written to infoW. func NewLoggerV2(infoW, warningW, errorW io.Writer) LoggerV2 { - return newLoggerV2WithConfig(infoW, warningW, errorW, loggerV2Config{}) + return internal.NewLoggerV2(infoW, warningW, errorW, internal.LoggerV2Config{}) } // NewLoggerV2WithVerbosity creates a loggerV2 with the provided writers and // verbosity level. func NewLoggerV2WithVerbosity(infoW, warningW, errorW io.Writer, v int) LoggerV2 { - return newLoggerV2WithConfig(infoW, warningW, errorW, loggerV2Config{verbose: v}) -} - -type loggerV2Config struct { - verbose int - jsonFormat bool -} - -func newLoggerV2WithConfig(infoW, warningW, errorW io.Writer, c loggerV2Config) LoggerV2 { - var m []*log.Logger - flag := log.LstdFlags - if c.jsonFormat { - flag = 0 - } - m = append(m, log.New(infoW, "", flag)) - m = append(m, log.New(io.MultiWriter(infoW, warningW), "", flag)) - ew := io.MultiWriter(infoW, warningW, errorW) // ew will be used for error and fatal. - m = append(m, log.New(ew, "", flag)) - m = append(m, log.New(ew, "", flag)) - return &loggerT{m: m, v: c.verbose, jsonFormat: c.jsonFormat} + return internal.NewLoggerV2(infoW, warningW, errorW, internal.LoggerV2Config{Verbosity: v}) } // newLoggerV2 creates a loggerV2 to be used as default logger. @@ -161,80 +80,10 @@ func newLoggerV2() LoggerV2 { jsonFormat := strings.EqualFold(os.Getenv("GRPC_GO_LOG_FORMATTER"), "json") - return newLoggerV2WithConfig(infoW, warningW, errorW, loggerV2Config{ - verbose: v, - jsonFormat: jsonFormat, - }) -} - -func (g *loggerT) output(severity int, s string) { - sevStr := severityName[severity] - if !g.jsonFormat { - g.m[severity].Output(2, fmt.Sprintf("%v: %v", sevStr, s)) - return - } - // TODO: we can also include the logging component, but that needs more - // (API) changes. - b, _ := json.Marshal(map[string]string{ - "severity": sevStr, - "message": s, + return internal.NewLoggerV2(infoW, warningW, errorW, internal.LoggerV2Config{ + Verbosity: v, + FormatJSON: jsonFormat, }) - g.m[severity].Output(2, string(b)) -} - -func (g *loggerT) Info(args ...any) { - g.output(infoLog, fmt.Sprint(args...)) -} - -func (g *loggerT) Infoln(args ...any) { - g.output(infoLog, fmt.Sprintln(args...)) -} - -func (g *loggerT) Infof(format string, args ...any) { - g.output(infoLog, fmt.Sprintf(format, args...)) -} - -func (g *loggerT) Warning(args ...any) { - g.output(warningLog, fmt.Sprint(args...)) -} - -func (g *loggerT) Warningln(args ...any) { - g.output(warningLog, fmt.Sprintln(args...)) -} - -func (g *loggerT) Warningf(format string, args ...any) { - g.output(warningLog, fmt.Sprintf(format, args...)) -} - -func (g *loggerT) Error(args ...any) { - g.output(errorLog, fmt.Sprint(args...)) -} - -func (g *loggerT) Errorln(args ...any) { - g.output(errorLog, fmt.Sprintln(args...)) -} - -func (g *loggerT) Errorf(format string, args ...any) { - g.output(errorLog, fmt.Sprintf(format, args...)) -} - -func (g *loggerT) Fatal(args ...any) { - g.output(fatalLog, fmt.Sprint(args...)) - os.Exit(1) -} - -func (g *loggerT) Fatalln(args ...any) { - g.output(fatalLog, fmt.Sprintln(args...)) - os.Exit(1) -} - -func (g *loggerT) Fatalf(format string, args ...any) { - g.output(fatalLog, fmt.Sprintf(format, args...)) - os.Exit(1) -} - -func (g *loggerT) V(l int) bool { - return l <= g.v } // DepthLoggerV2 logs at a specified call frame. If a LoggerV2 also implements @@ -245,14 +94,4 @@ func (g *loggerT) V(l int) bool { // // Notice: This type is EXPERIMENTAL and may be changed or removed in a // later release. -type DepthLoggerV2 interface { - LoggerV2 - // InfoDepth logs to INFO log at the specified depth. Arguments are handled in the manner of fmt.Println. - InfoDepth(depth int, args ...any) - // WarningDepth logs to WARNING log at the specified depth. Arguments are handled in the manner of fmt.Println. - WarningDepth(depth int, args ...any) - // ErrorDepth logs to ERROR log at the specified depth. Arguments are handled in the manner of fmt.Println. - ErrorDepth(depth int, args ...any) - // FatalDepth logs to FATAL log at the specified depth. Arguments are handled in the manner of fmt.Println. - FatalDepth(depth int, args ...any) -} +type DepthLoggerV2 internal.DepthLoggerV2 diff --git a/vendor/google.golang.org/grpc/health/grpc_health_v1/health.pb.go b/vendor/google.golang.org/grpc/health/grpc_health_v1/health.pb.go index 38b883507..e65cf0ea1 100644 --- a/vendor/google.golang.org/grpc/health/grpc_health_v1/health.pb.go +++ b/vendor/google.golang.org/grpc/health/grpc_health_v1/health.pb.go @@ -18,7 +18,7 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: // protoc-gen-go v1.34.1 -// protoc v4.25.2 +// protoc v5.27.1 // source: grpc/health/v1/health.proto package grpc_health_v1 diff --git a/vendor/google.golang.org/grpc/health/grpc_health_v1/health_grpc.pb.go b/vendor/google.golang.org/grpc/health/grpc_health_v1/health_grpc.pb.go index 51b736ba0..f96b8ab49 100644 --- a/vendor/google.golang.org/grpc/health/grpc_health_v1/health_grpc.pb.go +++ b/vendor/google.golang.org/grpc/health/grpc_health_v1/health_grpc.pb.go @@ -17,8 +17,8 @@ // Code generated by protoc-gen-go-grpc. DO NOT EDIT. // versions: -// - protoc-gen-go-grpc v1.4.0 -// - protoc v4.25.2 +// - protoc-gen-go-grpc v1.5.1 +// - protoc v5.27.1 // source: grpc/health/v1/health.proto package grpc_health_v1 @@ -32,8 +32,8 @@ import ( // This is a compile-time assertion to ensure that this generated file // is compatible with the grpc package it is being compiled against. -// Requires gRPC-Go v1.62.0 or later. -const _ = grpc.SupportPackageIsVersion8 +// Requires gRPC-Go v1.64.0 or later. +const _ = grpc.SupportPackageIsVersion9 const ( Health_Check_FullMethodName = "/grpc.health.v1.Health/Check" @@ -73,7 +73,7 @@ type HealthClient interface { // should assume this method is not supported and should not retry the // call. If the call terminates with any other status (including OK), // clients should retry the call with appropriate exponential backoff. - Watch(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (Health_WatchClient, error) + Watch(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[HealthCheckResponse], error) } type healthClient struct { @@ -94,13 +94,13 @@ func (c *healthClient) Check(ctx context.Context, in *HealthCheckRequest, opts . return out, nil } -func (c *healthClient) Watch(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (Health_WatchClient, error) { +func (c *healthClient) Watch(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (grpc.ServerStreamingClient[HealthCheckResponse], error) { cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...) stream, err := c.cc.NewStream(ctx, &Health_ServiceDesc.Streams[0], Health_Watch_FullMethodName, cOpts...) if err != nil { return nil, err } - x := &healthWatchClient{ClientStream: stream} + x := &grpc.GenericClientStream[HealthCheckRequest, HealthCheckResponse]{ClientStream: stream} if err := x.ClientStream.SendMsg(in); err != nil { return nil, err } @@ -110,26 +110,12 @@ func (c *healthClient) Watch(ctx context.Context, in *HealthCheckRequest, opts . return x, nil } -type Health_WatchClient interface { - Recv() (*HealthCheckResponse, error) - grpc.ClientStream -} - -type healthWatchClient struct { - grpc.ClientStream -} - -func (x *healthWatchClient) Recv() (*HealthCheckResponse, error) { - m := new(HealthCheckResponse) - if err := x.ClientStream.RecvMsg(m); err != nil { - return nil, err - } - return m, nil -} +// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name. +type Health_WatchClient = grpc.ServerStreamingClient[HealthCheckResponse] // HealthServer is the server API for Health service. // All implementations should embed UnimplementedHealthServer -// for forward compatibility +// for forward compatibility. // // Health is gRPC's mechanism for checking whether a server is able to handle // RPCs. Its semantics are documented in @@ -160,19 +146,23 @@ type HealthServer interface { // should assume this method is not supported and should not retry the // call. If the call terminates with any other status (including OK), // clients should retry the call with appropriate exponential backoff. - Watch(*HealthCheckRequest, Health_WatchServer) error + Watch(*HealthCheckRequest, grpc.ServerStreamingServer[HealthCheckResponse]) error } -// UnimplementedHealthServer should be embedded to have forward compatible implementations. -type UnimplementedHealthServer struct { -} +// UnimplementedHealthServer should be embedded to have +// forward compatible implementations. +// +// NOTE: this should be embedded by value instead of pointer to avoid a nil +// pointer dereference when methods are called. +type UnimplementedHealthServer struct{} func (UnimplementedHealthServer) Check(context.Context, *HealthCheckRequest) (*HealthCheckResponse, error) { return nil, status.Errorf(codes.Unimplemented, "method Check not implemented") } -func (UnimplementedHealthServer) Watch(*HealthCheckRequest, Health_WatchServer) error { +func (UnimplementedHealthServer) Watch(*HealthCheckRequest, grpc.ServerStreamingServer[HealthCheckResponse]) error { return status.Errorf(codes.Unimplemented, "method Watch not implemented") } +func (UnimplementedHealthServer) testEmbeddedByValue() {} // UnsafeHealthServer may be embedded to opt out of forward compatibility for this service. // Use of this interface is not recommended, as added methods to HealthServer will @@ -182,6 +172,13 @@ type UnsafeHealthServer interface { } func RegisterHealthServer(s grpc.ServiceRegistrar, srv HealthServer) { + // If the following call panics, it indicates UnimplementedHealthServer was + // embedded by pointer and is nil. This will cause panics if an + // unimplemented method is ever invoked, so we test this at initialization + // time to prevent it from happening at runtime later due to I/O. + if t, ok := srv.(interface{ testEmbeddedByValue() }); ok { + t.testEmbeddedByValue() + } s.RegisterService(&Health_ServiceDesc, srv) } @@ -208,21 +205,11 @@ func _Health_Watch_Handler(srv interface{}, stream grpc.ServerStream) error { if err := stream.RecvMsg(m); err != nil { return err } - return srv.(HealthServer).Watch(m, &healthWatchServer{ServerStream: stream}) -} - -type Health_WatchServer interface { - Send(*HealthCheckResponse) error - grpc.ServerStream + return srv.(HealthServer).Watch(m, &grpc.GenericServerStream[HealthCheckRequest, HealthCheckResponse]{ServerStream: stream}) } -type healthWatchServer struct { - grpc.ServerStream -} - -func (x *healthWatchServer) Send(m *HealthCheckResponse) error { - return x.ServerStream.SendMsg(m) -} +// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name. +type Health_WatchServer = grpc.ServerStreamingServer[HealthCheckResponse] // Health_ServiceDesc is the grpc.ServiceDesc for Health service. // It's only intended for direct use with grpc.RegisterService, diff --git a/vendor/google.golang.org/grpc/internal/channelz/channelmap.go b/vendor/google.golang.org/grpc/internal/channelz/channelmap.go index dfe18b089..bb531225d 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/channelmap.go +++ b/vendor/google.golang.org/grpc/internal/channelz/channelmap.go @@ -46,7 +46,7 @@ type entry interface { // channelMap is the storage data structure for channelz. // -// Methods of channelMap can be divided in two two categories with respect to +// Methods of channelMap can be divided into two categories with respect to // locking. // // 1. Methods acquire the global lock. diff --git a/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go b/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go index d90648713..00abc7c2b 100644 --- a/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go +++ b/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go @@ -46,6 +46,10 @@ var ( // by setting the environment variable "GRPC_ENFORCE_ALPN_ENABLED" to "true" // or "false". EnforceALPNEnabled = boolFromEnv("GRPC_ENFORCE_ALPN_ENABLED", false) + // XDSFallbackSupport is the env variable that controls whether support for + // xDS fallback is turned on. If this is unset or is false, only the first + // xDS server in the list of server configs will be used. + XDSFallbackSupport = boolFromEnv("GRPC_EXPERIMENTAL_XDS_FALLBACK", false) ) func boolFromEnv(envVar string, def bool) bool { diff --git a/vendor/google.golang.org/grpc/internal/experimental.go b/vendor/google.golang.org/grpc/internal/experimental.go index 7f7044e17..7617be215 100644 --- a/vendor/google.golang.org/grpc/internal/experimental.go +++ b/vendor/google.golang.org/grpc/internal/experimental.go @@ -18,11 +18,11 @@ package internal var ( - // WithRecvBufferPool is implemented by the grpc package and returns a dial + // WithBufferPool is implemented by the grpc package and returns a dial // option to configure a shared buffer pool for a grpc.ClientConn. - WithRecvBufferPool any // func (grpc.SharedBufferPool) grpc.DialOption + WithBufferPool any // func (grpc.SharedBufferPool) grpc.DialOption - // RecvBufferPool is implemented by the grpc package and returns a server + // BufferPool is implemented by the grpc package and returns a server // option to configure a shared buffer pool for a grpc.Server. - RecvBufferPool any // func (grpc.SharedBufferPool) grpc.ServerOption + BufferPool any // func (grpc.SharedBufferPool) grpc.ServerOption ) diff --git a/vendor/google.golang.org/grpc/internal/grpclog/prefixLogger.go b/vendor/google.golang.org/grpc/internal/grpclog/prefix_logger.go index faa998de7..092ad187a 100644 --- a/vendor/google.golang.org/grpc/internal/grpclog/prefixLogger.go +++ b/vendor/google.golang.org/grpc/internal/grpclog/prefix_logger.go @@ -16,17 +16,21 @@ * */ +// Package grpclog provides logging functionality for internal gRPC packages, +// outside of the functionality provided by the external `grpclog` package. package grpclog import ( "fmt" + + "google.golang.org/grpc/grpclog" ) // PrefixLogger does logging with a prefix. // // Logging method on a nil logs without any prefix. type PrefixLogger struct { - logger DepthLoggerV2 + logger grpclog.DepthLoggerV2 prefix string } @@ -38,7 +42,7 @@ func (pl *PrefixLogger) Infof(format string, args ...any) { pl.logger.InfoDepth(1, fmt.Sprintf(format, args...)) return } - InfoDepth(1, fmt.Sprintf(format, args...)) + grpclog.InfoDepth(1, fmt.Sprintf(format, args...)) } // Warningf does warning logging. @@ -48,7 +52,7 @@ func (pl *PrefixLogger) Warningf(format string, args ...any) { pl.logger.WarningDepth(1, fmt.Sprintf(format, args...)) return } - WarningDepth(1, fmt.Sprintf(format, args...)) + grpclog.WarningDepth(1, fmt.Sprintf(format, args...)) } // Errorf does error logging. @@ -58,36 +62,18 @@ func (pl *PrefixLogger) Errorf(format string, args ...any) { pl.logger.ErrorDepth(1, fmt.Sprintf(format, args...)) return } - ErrorDepth(1, fmt.Sprintf(format, args...)) -} - -// Debugf does info logging at verbose level 2. -func (pl *PrefixLogger) Debugf(format string, args ...any) { - // TODO(6044): Refactor interfaces LoggerV2 and DepthLogger, and maybe - // rewrite PrefixLogger a little to ensure that we don't use the global - // `Logger` here, and instead use the `logger` field. - if !Logger.V(2) { - return - } - if pl != nil { - // Handle nil, so the tests can pass in a nil logger. - format = pl.prefix + format - pl.logger.InfoDepth(1, fmt.Sprintf(format, args...)) - return - } - InfoDepth(1, fmt.Sprintf(format, args...)) - + grpclog.ErrorDepth(1, fmt.Sprintf(format, args...)) } // V reports whether verbosity level l is at least the requested verbose level. func (pl *PrefixLogger) V(l int) bool { - // TODO(6044): Refactor interfaces LoggerV2 and DepthLogger, and maybe - // rewrite PrefixLogger a little to ensure that we don't use the global - // `Logger` here, and instead use the `logger` field. - return Logger.V(l) + if pl != nil { + return pl.logger.V(l) + } + return true } // NewPrefixLogger creates a prefix logger with the given prefix. -func NewPrefixLogger(logger DepthLoggerV2, prefix string) *PrefixLogger { +func NewPrefixLogger(logger grpclog.DepthLoggerV2, prefix string) *PrefixLogger { return &PrefixLogger{logger: logger, prefix: prefix} } diff --git a/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go b/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go index f7f40a16a..19b9d6392 100644 --- a/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go +++ b/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go @@ -53,16 +53,28 @@ func NewCallbackSerializer(ctx context.Context) *CallbackSerializer { return cs } -// Schedule adds a callback to be scheduled after existing callbacks are run. +// TrySchedule tries to schedules the provided callback function f to be +// executed in the order it was added. This is a best-effort operation. If the +// context passed to NewCallbackSerializer was canceled before this method is +// called, the callback will not be scheduled. // // Callbacks are expected to honor the context when performing any blocking // operations, and should return early when the context is canceled. +func (cs *CallbackSerializer) TrySchedule(f func(ctx context.Context)) { + cs.callbacks.Put(f) +} + +// ScheduleOr schedules the provided callback function f to be executed in the +// order it was added. If the context passed to NewCallbackSerializer has been +// canceled before this method is called, the onFailure callback will be +// executed inline instead. // -// Return value indicates if the callback was successfully added to the list of -// callbacks to be executed by the serializer. It is not possible to add -// callbacks once the context passed to NewCallbackSerializer is cancelled. -func (cs *CallbackSerializer) Schedule(f func(ctx context.Context)) bool { - return cs.callbacks.Put(f) == nil +// Callbacks are expected to honor the context when performing any blocking +// operations, and should return early when the context is canceled. +func (cs *CallbackSerializer) ScheduleOr(f func(ctx context.Context), onFailure func()) { + if cs.callbacks.Put(f) != nil { + onFailure() + } } func (cs *CallbackSerializer) run(ctx context.Context) { diff --git a/vendor/google.golang.org/grpc/internal/grpcsync/pubsub.go b/vendor/google.golang.org/grpc/internal/grpcsync/pubsub.go index aef8cec1a..6d8c2f518 100644 --- a/vendor/google.golang.org/grpc/internal/grpcsync/pubsub.go +++ b/vendor/google.golang.org/grpc/internal/grpcsync/pubsub.go @@ -77,7 +77,7 @@ func (ps *PubSub) Subscribe(sub Subscriber) (cancel func()) { if ps.msg != nil { msg := ps.msg - ps.cs.Schedule(func(context.Context) { + ps.cs.TrySchedule(func(context.Context) { ps.mu.Lock() defer ps.mu.Unlock() if !ps.subscribers[sub] { @@ -103,7 +103,7 @@ func (ps *PubSub) Publish(msg any) { ps.msg = msg for sub := range ps.subscribers { s := sub - ps.cs.Schedule(func(context.Context) { + ps.cs.TrySchedule(func(context.Context) { ps.mu.Lock() defer ps.mu.Unlock() if !ps.subscribers[s] { diff --git a/vendor/google.golang.org/grpc/internal/internal.go b/vendor/google.golang.org/grpc/internal/internal.go index 5d6653986..65f936a62 100644 --- a/vendor/google.golang.org/grpc/internal/internal.go +++ b/vendor/google.golang.org/grpc/internal/internal.go @@ -208,6 +208,27 @@ var ( // ShuffleAddressListForTesting pseudo-randomizes the order of addresses. n // is the number of elements. swap swaps the elements with indexes i and j. ShuffleAddressListForTesting any // func(n int, swap func(i, j int)) + + // ConnectedAddress returns the connected address for a SubConnState. The + // address is only valid if the state is READY. + ConnectedAddress any // func (scs SubConnState) resolver.Address + + // SetConnectedAddress sets the connected address for a SubConnState. + SetConnectedAddress any // func(scs *SubConnState, addr resolver.Address) + + // SnapshotMetricRegistryForTesting snapshots the global data of the metric + // registry. Registers a cleanup function on the provided testing.T that + // sets the metric registry to its original state. Only called in testing + // functions. + SnapshotMetricRegistryForTesting any // func(t *testing.T) + + // SetDefaultBufferPoolForTesting updates the default buffer pool, for + // testing purposes. + SetDefaultBufferPoolForTesting any // func(mem.BufferPool) + + // SetBufferPoolingThresholdForTesting updates the buffer pooling threshold, for + // testing purposes. + SetBufferPoolingThresholdForTesting any // func(int) ) // HealthChecker defines the signature of the client-side LB channel health diff --git a/vendor/google.golang.org/grpc/internal/stats/labels.go b/vendor/google.golang.org/grpc/internal/stats/labels.go new file mode 100644 index 000000000..fd33af51a --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/stats/labels.go @@ -0,0 +1,42 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package stats provides internal stats related functionality. +package stats + +import "context" + +// Labels are the labels for metrics. +type Labels struct { + // TelemetryLabels are the telemetry labels to record. + TelemetryLabels map[string]string +} + +type labelsKey struct{} + +// GetLabels returns the Labels stored in the context, or nil if there is one. +func GetLabels(ctx context.Context) *Labels { + labels, _ := ctx.Value(labelsKey{}).(*Labels) + return labels +} + +// SetLabels sets the Labels in the context. +func SetLabels(ctx context.Context, labels *Labels) context.Context { + // could also append + return context.WithValue(ctx, labelsKey{}, labels) +} diff --git a/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go b/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go new file mode 100644 index 000000000..be110d41f --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go @@ -0,0 +1,95 @@ +/* + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package stats + +import ( + "fmt" + + estats "google.golang.org/grpc/experimental/stats" + "google.golang.org/grpc/stats" +) + +// MetricsRecorderList forwards Record calls to all of its metricsRecorders. +// +// It eats any record calls where the label values provided do not match the +// number of label keys. +type MetricsRecorderList struct { + // metricsRecorders are the metrics recorders this list will forward to. + metricsRecorders []estats.MetricsRecorder +} + +// NewMetricsRecorderList creates a new metric recorder list with all the stats +// handlers provided which implement the MetricsRecorder interface. +// If no stats handlers provided implement the MetricsRecorder interface, +// the MetricsRecorder list returned is a no-op. +func NewMetricsRecorderList(shs []stats.Handler) *MetricsRecorderList { + var mrs []estats.MetricsRecorder + for _, sh := range shs { + if mr, ok := sh.(estats.MetricsRecorder); ok { + mrs = append(mrs, mr) + } + } + return &MetricsRecorderList{ + metricsRecorders: mrs, + } +} + +func verifyLabels(desc *estats.MetricDescriptor, labelsRecv ...string) { + if got, want := len(labelsRecv), len(desc.Labels)+len(desc.OptionalLabels); got != want { + panic(fmt.Sprintf("Received %d labels in call to record metric %q, but expected %d.", got, desc.Name, want)) + } +} + +func (l *MetricsRecorderList) RecordInt64Count(handle *estats.Int64CountHandle, incr int64, labels ...string) { + verifyLabels(handle.Descriptor(), labels...) + + for _, metricRecorder := range l.metricsRecorders { + metricRecorder.RecordInt64Count(handle, incr, labels...) + } +} + +func (l *MetricsRecorderList) RecordFloat64Count(handle *estats.Float64CountHandle, incr float64, labels ...string) { + verifyLabels(handle.Descriptor(), labels...) + + for _, metricRecorder := range l.metricsRecorders { + metricRecorder.RecordFloat64Count(handle, incr, labels...) + } +} + +func (l *MetricsRecorderList) RecordInt64Histo(handle *estats.Int64HistoHandle, incr int64, labels ...string) { + verifyLabels(handle.Descriptor(), labels...) + + for _, metricRecorder := range l.metricsRecorders { + metricRecorder.RecordInt64Histo(handle, incr, labels...) + } +} + +func (l *MetricsRecorderList) RecordFloat64Histo(handle *estats.Float64HistoHandle, incr float64, labels ...string) { + verifyLabels(handle.Descriptor(), labels...) + + for _, metricRecorder := range l.metricsRecorders { + metricRecorder.RecordFloat64Histo(handle, incr, labels...) + } +} + +func (l *MetricsRecorderList) RecordInt64Gauge(handle *estats.Int64GaugeHandle, incr int64, labels ...string) { + verifyLabels(handle.Descriptor(), labels...) + + for _, metricRecorder := range l.metricsRecorders { + metricRecorder.RecordInt64Gauge(handle, incr, labels...) + } +} diff --git a/vendor/google.golang.org/grpc/internal/tcp_keepalive_unix.go b/vendor/google.golang.org/grpc/internal/tcp_keepalive_unix.go index 078137b7f..7e7aaa546 100644 --- a/vendor/google.golang.org/grpc/internal/tcp_keepalive_unix.go +++ b/vendor/google.golang.org/grpc/internal/tcp_keepalive_unix.go @@ -44,7 +44,7 @@ func NetDialerWithTCPKeepalive() *net.Dialer { // combination of unconditionally enabling TCP keepalives here, and // disabling the overriding of TCP keepalive parameters by setting the // KeepAlive field to a negative value above, results in OS defaults for - // the TCP keealive interval and time parameters. + // the TCP keepalive interval and time parameters. Control: func(_, _ string, c syscall.RawConn) error { return c.Control(func(fd uintptr) { unix.SetsockoptInt(int(fd), unix.SOL_SOCKET, unix.SO_KEEPALIVE, 1) diff --git a/vendor/google.golang.org/grpc/internal/tcp_keepalive_windows.go b/vendor/google.golang.org/grpc/internal/tcp_keepalive_windows.go index fd7d43a89..d5c1085ee 100644 --- a/vendor/google.golang.org/grpc/internal/tcp_keepalive_windows.go +++ b/vendor/google.golang.org/grpc/internal/tcp_keepalive_windows.go @@ -44,7 +44,7 @@ func NetDialerWithTCPKeepalive() *net.Dialer { // combination of unconditionally enabling TCP keepalives here, and // disabling the overriding of TCP keepalive parameters by setting the // KeepAlive field to a negative value above, results in OS defaults for - // the TCP keealive interval and time parameters. + // the TCP keepalive interval and time parameters. Control: func(_, _ string, c syscall.RawConn) error { return c.Control(func(fd uintptr) { windows.SetsockoptInt(windows.Handle(fd), windows.SOL_SOCKET, windows.SO_KEEPALIVE, 1) diff --git a/vendor/google.golang.org/grpc/internal/transport/controlbuf.go b/vendor/google.golang.org/grpc/internal/transport/controlbuf.go index 3deadfb4a..ea0633bbd 100644 --- a/vendor/google.golang.org/grpc/internal/transport/controlbuf.go +++ b/vendor/google.golang.org/grpc/internal/transport/controlbuf.go @@ -32,6 +32,7 @@ import ( "golang.org/x/net/http2/hpack" "google.golang.org/grpc/internal/grpclog" "google.golang.org/grpc/internal/grpcutil" + "google.golang.org/grpc/mem" "google.golang.org/grpc/status" ) @@ -148,9 +149,9 @@ type dataFrame struct { streamID uint32 endStream bool h []byte - d []byte + reader mem.Reader // onEachWrite is called every time - // a part of d is written out. + // a part of data is written out. onEachWrite func() } @@ -289,18 +290,22 @@ func (l *outStreamList) dequeue() *outStream { } // controlBuffer is a way to pass information to loopy. -// Information is passed as specific struct types called control frames. -// A control frame not only represents data, messages or headers to be sent out -// but can also be used to instruct loopy to update its internal state. -// It shouldn't be confused with an HTTP2 frame, although some of the control frames -// like dataFrame and headerFrame do go out on wire as HTTP2 frames. +// +// Information is passed as specific struct types called control frames. A +// control frame not only represents data, messages or headers to be sent out +// but can also be used to instruct loopy to update its internal state. It +// shouldn't be confused with an HTTP2 frame, although some of the control +// frames like dataFrame and headerFrame do go out on wire as HTTP2 frames. type controlBuffer struct { - ch chan struct{} - done <-chan struct{} + wakeupCh chan struct{} // Unblocks readers waiting for something to read. + done <-chan struct{} // Closed when the transport is done. + + // Mutex guards all the fields below, except trfChan which can be read + // atomically without holding mu. mu sync.Mutex - consumerWaiting bool - list *itemList - err error + consumerWaiting bool // True when readers are blocked waiting for new data. + closed bool // True when the controlbuf is finished. + list *itemList // List of queued control frames. // transportResponseFrames counts the number of queued items that represent // the response of an action initiated by the peer. trfChan is created @@ -308,47 +313,59 @@ type controlBuffer struct { // closed and nilled when transportResponseFrames drops below the // threshold. Both fields are protected by mu. transportResponseFrames int - trfChan atomic.Value // chan struct{} + trfChan atomic.Pointer[chan struct{}] } func newControlBuffer(done <-chan struct{}) *controlBuffer { return &controlBuffer{ - ch: make(chan struct{}, 1), - list: &itemList{}, - done: done, + wakeupCh: make(chan struct{}, 1), + list: &itemList{}, + done: done, } } -// throttle blocks if there are too many incomingSettings/cleanupStreams in the -// controlbuf. +// throttle blocks if there are too many frames in the control buf that +// represent the response of an action initiated by the peer, like +// incomingSettings cleanupStreams etc. func (c *controlBuffer) throttle() { - ch, _ := c.trfChan.Load().(chan struct{}) - if ch != nil { + if ch := c.trfChan.Load(); ch != nil { select { - case <-ch: + case <-(*ch): case <-c.done: } } } +// put adds an item to the controlbuf. func (c *controlBuffer) put(it cbItem) error { _, err := c.executeAndPut(nil, it) return err } +// executeAndPut runs f, and if the return value is true, adds the given item to +// the controlbuf. The item could be nil, in which case, this method simply +// executes f and does not add the item to the controlbuf. +// +// The first return value indicates whether the item was successfully added to +// the control buffer. A non-nil error, specifically ErrConnClosing, is returned +// if the control buffer is already closed. func (c *controlBuffer) executeAndPut(f func() bool, it cbItem) (bool, error) { - var wakeUp bool c.mu.Lock() - if c.err != nil { - c.mu.Unlock() - return false, c.err + defer c.mu.Unlock() + + if c.closed { + return false, ErrConnClosing } if f != nil { if !f() { // f wasn't successful - c.mu.Unlock() return false, nil } } + if it == nil { + return true, nil + } + + var wakeUp bool if c.consumerWaiting { wakeUp = true c.consumerWaiting = false @@ -359,98 +376,102 @@ func (c *controlBuffer) executeAndPut(f func() bool, it cbItem) (bool, error) { if c.transportResponseFrames == maxQueuedTransportResponseFrames { // We are adding the frame that puts us over the threshold; create // a throttling channel. - c.trfChan.Store(make(chan struct{})) + ch := make(chan struct{}) + c.trfChan.Store(&ch) } } - c.mu.Unlock() if wakeUp { select { - case c.ch <- struct{}{}: + case c.wakeupCh <- struct{}{}: default: } } return true, nil } -// Note argument f should never be nil. -func (c *controlBuffer) execute(f func(it any) bool, it any) (bool, error) { - c.mu.Lock() - if c.err != nil { - c.mu.Unlock() - return false, c.err - } - if !f(it) { // f wasn't successful - c.mu.Unlock() - return false, nil - } - c.mu.Unlock() - return true, nil -} - +// get returns the next control frame from the control buffer. If block is true +// **and** there are no control frames in the control buffer, the call blocks +// until one of the conditions is met: there is a frame to return or the +// transport is closed. func (c *controlBuffer) get(block bool) (any, error) { for { c.mu.Lock() - if c.err != nil { + frame, err := c.getOnceLocked() + if frame != nil || err != nil || !block { + // If we read a frame or an error, we can return to the caller. The + // call to getOnceLocked() returns a nil frame and a nil error if + // there is nothing to read, and in that case, if the caller asked + // us not to block, we can return now as well. c.mu.Unlock() - return nil, c.err - } - if !c.list.isEmpty() { - h := c.list.dequeue().(cbItem) - if h.isTransportResponseFrame() { - if c.transportResponseFrames == maxQueuedTransportResponseFrames { - // We are removing the frame that put us over the - // threshold; close and clear the throttling channel. - ch := c.trfChan.Load().(chan struct{}) - close(ch) - c.trfChan.Store((chan struct{})(nil)) - } - c.transportResponseFrames-- - } - c.mu.Unlock() - return h, nil - } - if !block { - c.mu.Unlock() - return nil, nil + return frame, err } c.consumerWaiting = true c.mu.Unlock() + + // Release the lock above and wait to be woken up. select { - case <-c.ch: + case <-c.wakeupCh: case <-c.done: return nil, errors.New("transport closed by client") } } } +// Callers must not use this method, but should instead use get(). +// +// Caller must hold c.mu. +func (c *controlBuffer) getOnceLocked() (any, error) { + if c.closed { + return false, ErrConnClosing + } + if c.list.isEmpty() { + return nil, nil + } + h := c.list.dequeue().(cbItem) + if h.isTransportResponseFrame() { + if c.transportResponseFrames == maxQueuedTransportResponseFrames { + // We are removing the frame that put us over the + // threshold; close and clear the throttling channel. + ch := c.trfChan.Swap(nil) + close(*ch) + } + c.transportResponseFrames-- + } + return h, nil +} + +// finish closes the control buffer, cleaning up any streams that have queued +// header frames. Once this method returns, no more frames can be added to the +// control buffer, and attempts to do so will return ErrConnClosing. func (c *controlBuffer) finish() { c.mu.Lock() - if c.err != nil { - c.mu.Unlock() + defer c.mu.Unlock() + + if c.closed { return } - c.err = ErrConnClosing + c.closed = true // There may be headers for streams in the control buffer. // These streams need to be cleaned out since the transport // is still not aware of these yet. for head := c.list.dequeueAll(); head != nil; head = head.next { - hdr, ok := head.it.(*headerFrame) - if !ok { - continue - } - if hdr.onOrphaned != nil { // It will be nil on the server-side. - hdr.onOrphaned(ErrConnClosing) + switch v := head.it.(type) { + case *headerFrame: + if v.onOrphaned != nil { // It will be nil on the server-side. + v.onOrphaned(ErrConnClosing) + } + case *dataFrame: + _ = v.reader.Close() } } + // In case throttle() is currently in flight, it needs to be unblocked. // Otherwise, the transport may not close, since the transport is closed by // the reader encountering the connection error. - ch, _ := c.trfChan.Load().(chan struct{}) + ch := c.trfChan.Swap(nil) if ch != nil { - close(ch) + close(*ch) } - c.trfChan.Store((chan struct{})(nil)) - c.mu.Unlock() } type side int @@ -466,7 +487,7 @@ const ( // stream maintains a queue of data frames; as loopy receives data frames // it gets added to the queue of the relevant stream. // Loopy goes over this list of active streams by processing one node every iteration, -// thereby closely resemebling to a round-robin scheduling over all streams. While +// thereby closely resembling a round-robin scheduling over all streams. While // processing a stream, loopy writes out data bytes from this stream capped by the min // of http2MaxFrameLen, connection-level flow control and stream-level flow control. type loopyWriter struct { @@ -490,12 +511,13 @@ type loopyWriter struct { draining bool conn net.Conn logger *grpclog.PrefixLogger + bufferPool mem.BufferPool // Side-specific handlers ssGoAwayHandler func(*goAway) (bool, error) } -func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimator, conn net.Conn, logger *grpclog.PrefixLogger, goAwayHandler func(*goAway) (bool, error)) *loopyWriter { +func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimator, conn net.Conn, logger *grpclog.PrefixLogger, goAwayHandler func(*goAway) (bool, error), bufferPool mem.BufferPool) *loopyWriter { var buf bytes.Buffer l := &loopyWriter{ side: s, @@ -511,6 +533,7 @@ func newLoopyWriter(s side, fr *framer, cbuf *controlBuffer, bdpEst *bdpEstimato conn: conn, logger: logger, ssGoAwayHandler: goAwayHandler, + bufferPool: bufferPool, } return l } @@ -768,6 +791,11 @@ func (l *loopyWriter) cleanupStreamHandler(c *cleanupStream) error { // not be established yet. delete(l.estdStreams, c.streamID) str.deleteSelf() + for head := str.itl.dequeueAll(); head != nil; head = head.next { + if df, ok := head.it.(*dataFrame); ok { + _ = df.reader.Close() + } + } } if c.rst { // If RST_STREAM needs to be sent. if err := l.framer.fr.WriteRSTStream(c.streamID, c.rstCode); err != nil { @@ -903,16 +931,18 @@ func (l *loopyWriter) processData() (bool, error) { dataItem := str.itl.peek().(*dataFrame) // Peek at the first data item this stream. // A data item is represented by a dataFrame, since it later translates into // multiple HTTP2 data frames. - // Every dataFrame has two buffers; h that keeps grpc-message header and d that is actual data. - // As an optimization to keep wire traffic low, data from d is copied to h to make as big as the - // maximum possible HTTP2 frame size. + // Every dataFrame has two buffers; h that keeps grpc-message header and data + // that is the actual message. As an optimization to keep wire traffic low, data + // from data is copied to h to make as big as the maximum possible HTTP2 frame + // size. - if len(dataItem.h) == 0 && len(dataItem.d) == 0 { // Empty data frame + if len(dataItem.h) == 0 && dataItem.reader.Remaining() == 0 { // Empty data frame // Client sends out empty data frame with endStream = true if err := l.framer.fr.WriteData(dataItem.streamID, dataItem.endStream, nil); err != nil { return false, err } str.itl.dequeue() // remove the empty data item from stream + _ = dataItem.reader.Close() if str.itl.isEmpty() { str.state = empty } else if trailer, ok := str.itl.peek().(*headerFrame); ok { // the next item is trailers. @@ -927,9 +957,7 @@ func (l *loopyWriter) processData() (bool, error) { } return false, nil } - var ( - buf []byte - ) + // Figure out the maximum size we can send maxSize := http2MaxFrameLen if strQuota := int(l.oiws) - str.bytesOutStanding; strQuota <= 0 { // stream-level flow control. @@ -943,43 +971,50 @@ func (l *loopyWriter) processData() (bool, error) { } // Compute how much of the header and data we can send within quota and max frame length hSize := min(maxSize, len(dataItem.h)) - dSize := min(maxSize-hSize, len(dataItem.d)) - if hSize != 0 { - if dSize == 0 { - buf = dataItem.h - } else { - // We can add some data to grpc message header to distribute bytes more equally across frames. - // Copy on the stack to avoid generating garbage - var localBuf [http2MaxFrameLen]byte - copy(localBuf[:hSize], dataItem.h) - copy(localBuf[hSize:], dataItem.d[:dSize]) - buf = localBuf[:hSize+dSize] - } + dSize := min(maxSize-hSize, dataItem.reader.Remaining()) + remainingBytes := len(dataItem.h) + dataItem.reader.Remaining() - hSize - dSize + size := hSize + dSize + + var buf *[]byte + + if hSize != 0 && dSize == 0 { + buf = &dataItem.h } else { - buf = dataItem.d - } + // Note: this is only necessary because the http2.Framer does not support + // partially writing a frame, so the sequence must be materialized into a buffer. + // TODO: Revisit once https://github.com/golang/go/issues/66655 is addressed. + pool := l.bufferPool + if pool == nil { + // Note that this is only supposed to be nil in tests. Otherwise, stream is + // always initialized with a BufferPool. + pool = mem.DefaultBufferPool() + } + buf = pool.Get(size) + defer pool.Put(buf) - size := hSize + dSize + copy((*buf)[:hSize], dataItem.h) + _, _ = dataItem.reader.Read((*buf)[hSize:]) + } // Now that outgoing flow controls are checked we can replenish str's write quota str.wq.replenish(size) var endStream bool // If this is the last data message on this stream and all of it can be written in this iteration. - if dataItem.endStream && len(dataItem.h)+len(dataItem.d) <= size { + if dataItem.endStream && remainingBytes == 0 { endStream = true } if dataItem.onEachWrite != nil { dataItem.onEachWrite() } - if err := l.framer.fr.WriteData(dataItem.streamID, endStream, buf[:size]); err != nil { + if err := l.framer.fr.WriteData(dataItem.streamID, endStream, (*buf)[:size]); err != nil { return false, err } str.bytesOutStanding += size l.sendQuota -= uint32(size) dataItem.h = dataItem.h[hSize:] - dataItem.d = dataItem.d[dSize:] - if len(dataItem.h) == 0 && len(dataItem.d) == 0 { // All the data from that message was written out. + if remainingBytes == 0 { // All the data from that message was written out. + _ = dataItem.reader.Close() str.itl.dequeue() } if str.itl.isEmpty() { diff --git a/vendor/google.golang.org/grpc/internal/transport/handler_server.go b/vendor/google.golang.org/grpc/internal/transport/handler_server.go index 4a3ddce29..e1cd86b2f 100644 --- a/vendor/google.golang.org/grpc/internal/transport/handler_server.go +++ b/vendor/google.golang.org/grpc/internal/transport/handler_server.go @@ -24,7 +24,6 @@ package transport import ( - "bytes" "context" "errors" "fmt" @@ -40,6 +39,7 @@ import ( "google.golang.org/grpc/credentials" "google.golang.org/grpc/internal/grpclog" "google.golang.org/grpc/internal/grpcutil" + "google.golang.org/grpc/mem" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" "google.golang.org/grpc/stats" @@ -50,7 +50,7 @@ import ( // NewServerHandlerTransport returns a ServerTransport handling gRPC from // inside an http.Handler, or writes an HTTP error to w and returns an error. // It requires that the http Server supports HTTP/2. -func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []stats.Handler) (ServerTransport, error) { +func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []stats.Handler, bufferPool mem.BufferPool) (ServerTransport, error) { if r.Method != http.MethodPost { w.Header().Set("Allow", http.MethodPost) msg := fmt.Sprintf("invalid gRPC request method %q", r.Method) @@ -98,6 +98,7 @@ func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []s contentType: contentType, contentSubtype: contentSubtype, stats: stats, + bufferPool: bufferPool, } st.logger = prefixLoggerForServerHandlerTransport(st) @@ -171,6 +172,8 @@ type serverHandlerTransport struct { stats []stats.Handler logger *grpclog.PrefixLogger + + bufferPool mem.BufferPool } func (ht *serverHandlerTransport) Close(err error) { @@ -244,6 +247,7 @@ func (ht *serverHandlerTransport) WriteStatus(s *Stream, st *status.Status) erro } s.hdrMu.Lock() + defer s.hdrMu.Unlock() if p := st.Proto(); p != nil && len(p.Details) > 0 { delete(s.trailer, grpcStatusDetailsBinHeader) stBytes, err := proto.Marshal(p) @@ -268,7 +272,6 @@ func (ht *serverHandlerTransport) WriteStatus(s *Stream, st *status.Status) erro } } } - s.hdrMu.Unlock() }) if err == nil { // transport has not been closed @@ -330,16 +333,28 @@ func (ht *serverHandlerTransport) writeCustomHeaders(s *Stream) { s.hdrMu.Unlock() } -func (ht *serverHandlerTransport) Write(s *Stream, hdr []byte, data []byte, opts *Options) error { +func (ht *serverHandlerTransport) Write(s *Stream, hdr []byte, data mem.BufferSlice, opts *Options) error { + // Always take a reference because otherwise there is no guarantee the data will + // be available after this function returns. This is what callers to Write + // expect. + data.Ref() headersWritten := s.updateHeaderSent() - return ht.do(func() { + err := ht.do(func() { + defer data.Free() if !headersWritten { ht.writePendingHeaders(s) } ht.rw.Write(hdr) - ht.rw.Write(data) + for _, b := range data { + _, _ = ht.rw.Write(b.ReadOnlyData()) + } ht.rw.(http.Flusher).Flush() }) + if err != nil { + data.Free() + return err + } + return nil } func (ht *serverHandlerTransport) WriteHeader(s *Stream, md metadata.MD) error { @@ -406,7 +421,7 @@ func (ht *serverHandlerTransport) HandleStreams(ctx context.Context, startStream headerWireLength: 0, // won't have access to header wire length until golang/go#18997. } s.trReader = &transportReader{ - reader: &recvBufferReader{ctx: s.ctx, ctxDone: s.ctx.Done(), recv: s.buf, freeBuffer: func(*bytes.Buffer) {}}, + reader: &recvBufferReader{ctx: s.ctx, ctxDone: s.ctx.Done(), recv: s.buf}, windowHandler: func(int) {}, } @@ -415,21 +430,19 @@ func (ht *serverHandlerTransport) HandleStreams(ctx context.Context, startStream go func() { defer close(readerDone) - // TODO: minimize garbage, optimize recvBuffer code/ownership - const readSize = 8196 - for buf := make([]byte, readSize); ; { - n, err := req.Body.Read(buf) + for { + buf := ht.bufferPool.Get(http2MaxFrameLen) + n, err := req.Body.Read(*buf) if n > 0 { - s.buf.put(recvMsg{buffer: bytes.NewBuffer(buf[:n:n])}) - buf = buf[n:] + *buf = (*buf)[:n] + s.buf.put(recvMsg{buffer: mem.NewBuffer(buf, ht.bufferPool)}) + } else { + ht.bufferPool.Put(buf) } if err != nil { s.buf.put(recvMsg{err: mapRecvMsgError(err)}) return } - if len(buf) == 0 { - buf = make([]byte, readSize) - } } }() diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_client.go b/vendor/google.golang.org/grpc/internal/transport/http2_client.go index 3c63c7069..f46194fdc 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_client.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_client.go @@ -47,6 +47,7 @@ import ( isyscall "google.golang.org/grpc/internal/syscall" "google.golang.org/grpc/internal/transport/networktype" "google.golang.org/grpc/keepalive" + "google.golang.org/grpc/mem" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" "google.golang.org/grpc/resolver" @@ -59,6 +60,8 @@ import ( // atomically. var clientConnectionCounter uint64 +var goAwayLoopyWriterTimeout = 5 * time.Second + var metadataFromOutgoingContextRaw = internal.FromOutgoingContextRaw.(func(context.Context) (metadata.MD, [][]string, bool)) // http2Client implements the ClientTransport interface with HTTP2. @@ -144,7 +147,7 @@ type http2Client struct { onClose func(GoAwayReason) - bufferPool *bufferPool + bufferPool mem.BufferPool connectionID uint64 logger *grpclog.PrefixLogger @@ -229,7 +232,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts } }(conn) - // The following defer and goroutine monitor the connectCtx for cancelation + // The following defer and goroutine monitor the connectCtx for cancellation // and deadline. On context expiration, the connection is hard closed and // this function will naturally fail as a result. Otherwise, the defer // waits for the goroutine to exit to prevent the context from being @@ -346,7 +349,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts streamQuota: defaultMaxStreamsClient, streamsQuotaAvailable: make(chan struct{}, 1), keepaliveEnabled: keepaliveEnabled, - bufferPool: newBufferPool(), + bufferPool: opts.BufferPool, onClose: onClose, } var czSecurity credentials.ChannelzSecurityValue @@ -463,7 +466,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts return nil, err } go func() { - t.loopy = newLoopyWriter(clientSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger, t.outgoingGoAwayHandler) + t.loopy = newLoopyWriter(clientSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger, t.outgoingGoAwayHandler, t.bufferPool) if err := t.loopy.run(); !isIOError(err) { // Immediately close the connection, as the loopy writer returns // when there are no more active streams and we were draining (the @@ -504,7 +507,6 @@ func (t *http2Client) newStream(ctx context.Context, callHdr *CallHdr) *Stream { closeStream: func(err error) { t.CloseStream(s, err) }, - freeBuffer: t.bufferPool.put, }, windowHandler: func(n int) { t.updateWindow(s, uint32(n)) @@ -983,6 +985,7 @@ func (t *http2Client) closeStream(s *Stream, err error, rst bool, rstCode http2. // only once on a transport. Once it is called, the transport should not be // accessed anymore. func (t *http2Client) Close(err error) { + t.conn.SetWriteDeadline(time.Now().Add(time.Second * 10)) t.mu.Lock() // Make sure we only close once. if t.state == closing { @@ -1006,10 +1009,20 @@ func (t *http2Client) Close(err error) { t.kpDormancyCond.Signal() } t.mu.Unlock() + // Per HTTP/2 spec, a GOAWAY frame must be sent before closing the - // connection. See https://httpwg.org/specs/rfc7540.html#GOAWAY. + // connection. See https://httpwg.org/specs/rfc7540.html#GOAWAY. It + // also waits for loopyWriter to be closed with a timer to avoid the + // long blocking in case the connection is blackholed, i.e. TCP is + // just stuck. t.controlBuf.put(&goAway{code: http2.ErrCodeNo, debugData: []byte("client transport shutdown"), closeConn: err}) - <-t.writerDone + timer := time.NewTimer(goAwayLoopyWriterTimeout) + defer timer.Stop() + select { + case <-t.writerDone: // success + case <-timer.C: + t.logger.Infof("Failed to write a GOAWAY frame as part of connection close after %s. Giving up and closing the transport.", goAwayLoopyWriterTimeout) + } t.cancel() t.conn.Close() channelz.RemoveEntry(t.channelz.ID) @@ -1065,27 +1078,36 @@ func (t *http2Client) GracefulClose() { // Write formats the data into HTTP2 data frame(s) and sends it out. The caller // should proceed only if Write returns nil. -func (t *http2Client) Write(s *Stream, hdr []byte, data []byte, opts *Options) error { +func (t *http2Client) Write(s *Stream, hdr []byte, data mem.BufferSlice, opts *Options) error { + reader := data.Reader() + if opts.Last { // If it's the last message, update stream state. if !s.compareAndSwapState(streamActive, streamWriteDone) { + _ = reader.Close() return errStreamDone } } else if s.getState() != streamActive { + _ = reader.Close() return errStreamDone } df := &dataFrame{ streamID: s.id, endStream: opts.Last, h: hdr, - d: data, + reader: reader, } - if hdr != nil || data != nil { // If it's not an empty data frame, check quota. - if err := s.wq.get(int32(len(hdr) + len(data))); err != nil { + if hdr != nil || df.reader.Remaining() != 0 { // If it's not an empty data frame, check quota. + if err := s.wq.get(int32(len(hdr) + df.reader.Remaining())); err != nil { + _ = reader.Close() return err } } - return t.controlBuf.put(df) + if err := t.controlBuf.put(df); err != nil { + _ = reader.Close() + return err + } + return nil } func (t *http2Client) getStream(f http2.Frame) *Stream { @@ -1190,10 +1212,13 @@ func (t *http2Client) handleData(f *http2.DataFrame) { // guarantee f.Data() is consumed before the arrival of next frame. // Can this copy be eliminated? if len(f.Data()) > 0 { - buffer := t.bufferPool.get() - buffer.Reset() - buffer.Write(f.Data()) - s.write(recvMsg{buffer: buffer}) + pool := t.bufferPool + if pool == nil { + // Note that this is only supposed to be nil in tests. Otherwise, stream is + // always initialized with a BufferPool. + pool = mem.DefaultBufferPool() + } + s.write(recvMsg{buffer: mem.Copy(f.Data(), pool)}) } } // The server has closed the stream without sending trailers. Record that @@ -1222,7 +1247,7 @@ func (t *http2Client) handleRSTStream(f *http2.RSTStreamFrame) { if statusCode == codes.Canceled { if d, ok := s.ctx.Deadline(); ok && !d.After(time.Now()) { // Our deadline was already exceeded, and that was likely the cause - // of this cancelation. Alter the status code accordingly. + // of this cancellation. Alter the status code accordingly. statusCode = codes.DeadlineExceeded } } @@ -1307,7 +1332,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { id := f.LastStreamID if id > 0 && id%2 == 0 { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway with non-zero even-numbered numbered stream id: %v", id)) + t.Close(connectionErrorf(true, nil, "received goaway with non-zero even-numbered stream id: %v", id)) return } // A client can receive multiple GoAways from the server (see diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_server.go b/vendor/google.golang.org/grpc/internal/transport/http2_server.go index b7091165b..f5163f770 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_server.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_server.go @@ -39,6 +39,7 @@ import ( "google.golang.org/grpc/internal/grpcutil" "google.golang.org/grpc/internal/pretty" "google.golang.org/grpc/internal/syscall" + "google.golang.org/grpc/mem" "google.golang.org/protobuf/proto" "google.golang.org/grpc/codes" @@ -119,7 +120,7 @@ type http2Server struct { // Fields below are for channelz metric collection. channelz *channelz.Socket - bufferPool *bufferPool + bufferPool mem.BufferPool connectionID uint64 @@ -261,7 +262,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport, idle: time.Now(), kep: kep, initialWindowSize: iwz, - bufferPool: newBufferPool(), + bufferPool: config.BufferPool, } var czSecurity credentials.ChannelzSecurityValue if au, ok := authInfo.(credentials.ChannelzSecurityInfo); ok { @@ -330,7 +331,7 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport, t.handleSettings(sf) go func() { - t.loopy = newLoopyWriter(serverSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger, t.outgoingGoAwayHandler) + t.loopy = newLoopyWriter(serverSide, t.framer, t.controlBuf, t.bdpEst, t.conn, t.logger, t.outgoingGoAwayHandler, t.bufferPool) err := t.loopy.run() close(t.loopyWriterDone) if !isIOError(err) { @@ -613,10 +614,9 @@ func (t *http2Server) operateHeaders(ctx context.Context, frame *http2.MetaHeade s.wq = newWriteQuota(defaultWriteQuota, s.ctxDone) s.trReader = &transportReader{ reader: &recvBufferReader{ - ctx: s.ctx, - ctxDone: s.ctxDone, - recv: s.buf, - freeBuffer: t.bufferPool.put, + ctx: s.ctx, + ctxDone: s.ctxDone, + recv: s.buf, }, windowHandler: func(n int) { t.updateWindow(s, uint32(n)) @@ -813,10 +813,13 @@ func (t *http2Server) handleData(f *http2.DataFrame) { // guarantee f.Data() is consumed before the arrival of next frame. // Can this copy be eliminated? if len(f.Data()) > 0 { - buffer := t.bufferPool.get() - buffer.Reset() - buffer.Write(f.Data()) - s.write(recvMsg{buffer: buffer}) + pool := t.bufferPool + if pool == nil { + // Note that this is only supposed to be nil in tests. Otherwise, stream is + // always initialized with a BufferPool. + pool = mem.DefaultBufferPool() + } + s.write(recvMsg{buffer: mem.Copy(f.Data(), pool)}) } } if f.StreamEnded() { @@ -1089,7 +1092,9 @@ func (t *http2Server) WriteStatus(s *Stream, st *status.Status) error { onWrite: t.setResetPingStrikes, } - success, err := t.controlBuf.execute(t.checkForHeaderListSize, trailingHeader) + success, err := t.controlBuf.executeAndPut(func() bool { + return t.checkForHeaderListSize(trailingHeader) + }, nil) if !success { if err != nil { return err @@ -1112,27 +1117,37 @@ func (t *http2Server) WriteStatus(s *Stream, st *status.Status) error { // Write converts the data into HTTP2 data frame and sends it out. Non-nil error // is returns if it fails (e.g., framing error, transport error). -func (t *http2Server) Write(s *Stream, hdr []byte, data []byte, opts *Options) error { +func (t *http2Server) Write(s *Stream, hdr []byte, data mem.BufferSlice, opts *Options) error { + reader := data.Reader() + if !s.isHeaderSent() { // Headers haven't been written yet. if err := t.WriteHeader(s, nil); err != nil { + _ = reader.Close() return err } } else { // Writing headers checks for this condition. if s.getState() == streamDone { + _ = reader.Close() return t.streamContextErr(s) } } + df := &dataFrame{ streamID: s.id, h: hdr, - d: data, + reader: reader, onEachWrite: t.setResetPingStrikes, } - if err := s.wq.get(int32(len(hdr) + len(data))); err != nil { + if err := s.wq.get(int32(len(hdr) + df.reader.Remaining())); err != nil { + _ = reader.Close() return t.streamContextErr(s) } - return t.controlBuf.put(df) + if err := t.controlBuf.put(df); err != nil { + _ = reader.Close() + return err + } + return nil } // keepalive running in a separate goroutine does the following: diff --git a/vendor/google.golang.org/grpc/internal/transport/http_util.go b/vendor/google.golang.org/grpc/internal/transport/http_util.go index 39cef3bd4..f609c6c66 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http_util.go +++ b/vendor/google.golang.org/grpc/internal/transport/http_util.go @@ -317,28 +317,32 @@ func newBufWriter(conn net.Conn, batchSize int, pool *sync.Pool) *bufWriter { return w } -func (w *bufWriter) Write(b []byte) (n int, err error) { +func (w *bufWriter) Write(b []byte) (int, error) { if w.err != nil { return 0, w.err } if w.batchSize == 0 { // Buffer has been disabled. - n, err = w.conn.Write(b) + n, err := w.conn.Write(b) return n, toIOError(err) } if w.buf == nil { b := w.pool.Get().(*[]byte) w.buf = *b } + written := 0 for len(b) > 0 { - nn := copy(w.buf[w.offset:], b) - b = b[nn:] - w.offset += nn - n += nn - if w.offset >= w.batchSize { - err = w.flushKeepBuffer() + copied := copy(w.buf[w.offset:], b) + b = b[copied:] + written += copied + w.offset += copied + if w.offset < w.batchSize { + continue + } + if err := w.flushKeepBuffer(); err != nil { + return written, err } } - return n, err + return written, nil } func (w *bufWriter) Flush() error { diff --git a/vendor/google.golang.org/grpc/internal/transport/proxy.go b/vendor/google.golang.org/grpc/internal/transport/proxy.go index 24fa10325..54b224436 100644 --- a/vendor/google.golang.org/grpc/internal/transport/proxy.go +++ b/vendor/google.golang.org/grpc/internal/transport/proxy.go @@ -107,8 +107,14 @@ func doHTTPConnectHandshake(ctx context.Context, conn net.Conn, backendAddr stri } return nil, fmt.Errorf("failed to do connect handshake, response: %q", dump) } - - return &bufConn{Conn: conn, r: r}, nil + // The buffer could contain extra bytes from the target server, so we can't + // discard it. However, in many cases where the server waits for the client + // to send the first message (e.g. when TLS is being used), the buffer will + // be empty, so we can avoid the overhead of reading through this buffer. + if r.Buffered() != 0 { + return &bufConn{Conn: conn, r: r}, nil + } + return conn, nil } // proxyDial dials, connecting to a proxy first if necessary. Checks if a proxy diff --git a/vendor/google.golang.org/grpc/internal/transport/transport.go b/vendor/google.golang.org/grpc/internal/transport/transport.go index 4b39c0ade..fdd6fa86c 100644 --- a/vendor/google.golang.org/grpc/internal/transport/transport.go +++ b/vendor/google.golang.org/grpc/internal/transport/transport.go @@ -22,7 +22,6 @@ package transport import ( - "bytes" "context" "errors" "fmt" @@ -37,6 +36,7 @@ import ( "google.golang.org/grpc/credentials" "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/keepalive" + "google.golang.org/grpc/mem" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" "google.golang.org/grpc/resolver" @@ -47,32 +47,10 @@ import ( const logLevel = 2 -type bufferPool struct { - pool sync.Pool -} - -func newBufferPool() *bufferPool { - return &bufferPool{ - pool: sync.Pool{ - New: func() any { - return new(bytes.Buffer) - }, - }, - } -} - -func (p *bufferPool) get() *bytes.Buffer { - return p.pool.Get().(*bytes.Buffer) -} - -func (p *bufferPool) put(b *bytes.Buffer) { - p.pool.Put(b) -} - // recvMsg represents the received msg from the transport. All transport // protocol specific info has been removed. type recvMsg struct { - buffer *bytes.Buffer + buffer mem.Buffer // nil: received some data // io.EOF: stream is completed. data is nil. // other non-nil error: transport failure. data is nil. @@ -102,6 +80,9 @@ func newRecvBuffer() *recvBuffer { func (b *recvBuffer) put(r recvMsg) { b.mu.Lock() if b.err != nil { + // drop the buffer on the floor. Since b.err is not nil, any subsequent reads + // will always return an error, making this buffer inaccessible. + r.buffer.Free() b.mu.Unlock() // An error had occurred earlier, don't accept more // data or errors. @@ -148,45 +129,97 @@ type recvBufferReader struct { ctx context.Context ctxDone <-chan struct{} // cache of ctx.Done() (for performance). recv *recvBuffer - last *bytes.Buffer // Stores the remaining data in the previous calls. + last mem.Buffer // Stores the remaining data in the previous calls. err error - freeBuffer func(*bytes.Buffer) } -// Read reads the next len(p) bytes from last. If last is drained, it tries to -// read additional data from recv. It blocks if there no additional data available -// in recv. If Read returns any non-nil error, it will continue to return that error. -func (r *recvBufferReader) Read(p []byte) (n int, err error) { +func (r *recvBufferReader) ReadHeader(header []byte) (n int, err error) { if r.err != nil { return 0, r.err } if r.last != nil { - // Read remaining data left in last call. - copied, _ := r.last.Read(p) - if r.last.Len() == 0 { - r.freeBuffer(r.last) + n, r.last = mem.ReadUnsafe(header, r.last) + return n, nil + } + if r.closeStream != nil { + n, r.err = r.readHeaderClient(header) + } else { + n, r.err = r.readHeader(header) + } + return n, r.err +} + +// Read reads the next n bytes from last. If last is drained, it tries to read +// additional data from recv. It blocks if there no additional data available in +// recv. If Read returns any non-nil error, it will continue to return that +// error. +func (r *recvBufferReader) Read(n int) (buf mem.Buffer, err error) { + if r.err != nil { + return nil, r.err + } + if r.last != nil { + buf = r.last + if r.last.Len() > n { + buf, r.last = mem.SplitUnsafe(buf, n) + } else { r.last = nil } - return copied, nil + return buf, nil } if r.closeStream != nil { - n, r.err = r.readClient(p) + buf, r.err = r.readClient(n) } else { - n, r.err = r.read(p) + buf, r.err = r.read(n) } - return n, r.err + return buf, r.err } -func (r *recvBufferReader) read(p []byte) (n int, err error) { +func (r *recvBufferReader) readHeader(header []byte) (n int, err error) { select { case <-r.ctxDone: return 0, ContextErr(r.ctx.Err()) case m := <-r.recv.get(): - return r.readAdditional(m, p) + return r.readHeaderAdditional(m, header) + } +} + +func (r *recvBufferReader) read(n int) (buf mem.Buffer, err error) { + select { + case <-r.ctxDone: + return nil, ContextErr(r.ctx.Err()) + case m := <-r.recv.get(): + return r.readAdditional(m, n) + } +} + +func (r *recvBufferReader) readHeaderClient(header []byte) (n int, err error) { + // If the context is canceled, then closes the stream with nil metadata. + // closeStream writes its error parameter to r.recv as a recvMsg. + // r.readAdditional acts on that message and returns the necessary error. + select { + case <-r.ctxDone: + // Note that this adds the ctx error to the end of recv buffer, and + // reads from the head. This will delay the error until recv buffer is + // empty, thus will delay ctx cancellation in Recv(). + // + // It's done this way to fix a race between ctx cancel and trailer. The + // race was, stream.Recv() may return ctx error if ctxDone wins the + // race, but stream.Trailer() may return a non-nil md because the stream + // was not marked as done when trailer is received. This closeStream + // call will mark stream as done, thus fix the race. + // + // TODO: delaying ctx error seems like a unnecessary side effect. What + // we really want is to mark the stream as done, and return ctx error + // faster. + r.closeStream(ContextErr(r.ctx.Err())) + m := <-r.recv.get() + return r.readHeaderAdditional(m, header) + case m := <-r.recv.get(): + return r.readHeaderAdditional(m, header) } } -func (r *recvBufferReader) readClient(p []byte) (n int, err error) { +func (r *recvBufferReader) readClient(n int) (buf mem.Buffer, err error) { // If the context is canceled, then closes the stream with nil metadata. // closeStream writes its error parameter to r.recv as a recvMsg. // r.readAdditional acts on that message and returns the necessary error. @@ -207,25 +240,40 @@ func (r *recvBufferReader) readClient(p []byte) (n int, err error) { // faster. r.closeStream(ContextErr(r.ctx.Err())) m := <-r.recv.get() - return r.readAdditional(m, p) + return r.readAdditional(m, n) case m := <-r.recv.get(): - return r.readAdditional(m, p) + return r.readAdditional(m, n) } } -func (r *recvBufferReader) readAdditional(m recvMsg, p []byte) (n int, err error) { +func (r *recvBufferReader) readHeaderAdditional(m recvMsg, header []byte) (n int, err error) { r.recv.load() if m.err != nil { + if m.buffer != nil { + m.buffer.Free() + } return 0, m.err } - copied, _ := m.buffer.Read(p) - if m.buffer.Len() == 0 { - r.freeBuffer(m.buffer) - r.last = nil - } else { - r.last = m.buffer + + n, r.last = mem.ReadUnsafe(header, m.buffer) + + return n, nil +} + +func (r *recvBufferReader) readAdditional(m recvMsg, n int) (b mem.Buffer, err error) { + r.recv.load() + if m.err != nil { + if m.buffer != nil { + m.buffer.Free() + } + return nil, m.err + } + + if m.buffer.Len() > n { + m.buffer, r.last = mem.SplitUnsafe(m.buffer, n) } - return copied, nil + + return m.buffer, nil } type streamState uint32 @@ -241,7 +289,7 @@ const ( type Stream struct { id uint32 st ServerTransport // nil for client side Stream - ct *http2Client // nil for server side Stream + ct ClientTransport // nil for server side Stream ctx context.Context // the associated context of the stream cancel context.CancelFunc // always nil for client side Stream done chan struct{} // closed at the end of stream to unblock writers. On the client side. @@ -251,7 +299,7 @@ type Stream struct { recvCompress string sendCompress string buf *recvBuffer - trReader io.Reader + trReader *transportReader fc *inFlow wq *writeQuota @@ -408,7 +456,7 @@ func (s *Stream) TrailersOnly() bool { return s.noHeaders } -// Trailer returns the cached trailer metedata. Note that if it is not called +// Trailer returns the cached trailer metadata. Note that if it is not called // after the entire stream is done, it could return an empty MD. Client // side only. // It can be safely read only after stream has ended that is either read @@ -499,36 +547,87 @@ func (s *Stream) write(m recvMsg) { s.buf.put(m) } -// Read reads all p bytes from the wire for this stream. -func (s *Stream) Read(p []byte) (n int, err error) { +func (s *Stream) ReadHeader(header []byte) (err error) { + // Don't request a read if there was an error earlier + if er := s.trReader.er; er != nil { + return er + } + s.requestRead(len(header)) + for len(header) != 0 { + n, err := s.trReader.ReadHeader(header) + header = header[n:] + if len(header) == 0 { + err = nil + } + if err != nil { + if n > 0 && err == io.EOF { + err = io.ErrUnexpectedEOF + } + return err + } + } + return nil +} + +// Read reads n bytes from the wire for this stream. +func (s *Stream) Read(n int) (data mem.BufferSlice, err error) { // Don't request a read if there was an error earlier - if er := s.trReader.(*transportReader).er; er != nil { - return 0, er + if er := s.trReader.er; er != nil { + return nil, er } - s.requestRead(len(p)) - return io.ReadFull(s.trReader, p) + s.requestRead(n) + for n != 0 { + buf, err := s.trReader.Read(n) + var bufLen int + if buf != nil { + bufLen = buf.Len() + } + n -= bufLen + if n == 0 { + err = nil + } + if err != nil { + if bufLen > 0 && err == io.EOF { + err = io.ErrUnexpectedEOF + } + data.Free() + return nil, err + } + data = append(data, buf) + } + return data, nil } -// tranportReader reads all the data available for this Stream from the transport and +// transportReader reads all the data available for this Stream from the transport and // passes them into the decoder, which converts them into a gRPC message stream. // The error is io.EOF when the stream is done or another non-nil error if // the stream broke. type transportReader struct { - reader io.Reader + reader *recvBufferReader // The handler to control the window update procedure for both this // particular stream and the associated transport. windowHandler func(int) er error } -func (t *transportReader) Read(p []byte) (n int, err error) { - n, err = t.reader.Read(p) +func (t *transportReader) ReadHeader(header []byte) (int, error) { + n, err := t.reader.ReadHeader(header) if err != nil { t.er = err - return + return 0, err + } + t.windowHandler(len(header)) + return n, nil +} + +func (t *transportReader) Read(n int) (mem.Buffer, error) { + buf, err := t.reader.Read(n) + if err != nil { + t.er = err + return buf, err } - t.windowHandler(n) - return + t.windowHandler(buf.Len()) + return buf, nil } // BytesReceived indicates whether any bytes have been received on this stream. @@ -574,6 +673,7 @@ type ServerConfig struct { ChannelzParent *channelz.Server MaxHeaderListSize *uint32 HeaderTableSize *uint32 + BufferPool mem.BufferPool } // ConnectOptions covers all relevant options for communicating with the server. @@ -612,6 +712,8 @@ type ConnectOptions struct { MaxHeaderListSize *uint32 // UseProxy specifies if a proxy should be used. UseProxy bool + // The mem.BufferPool to use when reading/writing to the wire. + BufferPool mem.BufferPool } // NewClientTransport establishes the transport with the required ConnectOptions @@ -673,7 +775,7 @@ type ClientTransport interface { // Write sends the data for the given stream. A nil stream indicates // the write is to be performed on the transport as a whole. - Write(s *Stream, hdr []byte, data []byte, opts *Options) error + Write(s *Stream, hdr []byte, data mem.BufferSlice, opts *Options) error // NewStream creates a Stream for an RPC. NewStream(ctx context.Context, callHdr *CallHdr) (*Stream, error) @@ -725,7 +827,7 @@ type ServerTransport interface { // Write sends the data for the given stream. // Write may not be called on all streams. - Write(s *Stream, hdr []byte, data []byte, opts *Options) error + Write(s *Stream, hdr []byte, data mem.BufferSlice, opts *Options) error // WriteStatus sends the status of a stream to the client. WriteStatus is // the final call made on a stream and always occurs. @@ -798,7 +900,7 @@ var ( // connection is draining. This could be caused by goaway or balancer // removing the address. errStreamDrain = status.Error(codes.Unavailable, "the connection is draining") - // errStreamDone is returned from write at the client side to indiacte application + // errStreamDone is returned from write at the client side to indicate application // layer of an error. errStreamDone = errors.New("the stream is done") // StatusGoAway indicates that the server sent a GOAWAY that included this diff --git a/vendor/google.golang.org/grpc/mem/buffer_pool.go b/vendor/google.golang.org/grpc/mem/buffer_pool.go new file mode 100644 index 000000000..c37c58c02 --- /dev/null +++ b/vendor/google.golang.org/grpc/mem/buffer_pool.go @@ -0,0 +1,194 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package mem + +import ( + "sort" + "sync" + + "google.golang.org/grpc/internal" +) + +// BufferPool is a pool of buffers that can be shared and reused, resulting in +// decreased memory allocation. +type BufferPool interface { + // Get returns a buffer with specified length from the pool. + Get(length int) *[]byte + + // Put returns a buffer to the pool. + Put(*[]byte) +} + +var defaultBufferPoolSizes = []int{ + 256, + 4 << 10, // 4KB (go page size) + 16 << 10, // 16KB (max HTTP/2 frame size used by gRPC) + 32 << 10, // 32KB (default buffer size for io.Copy) + 1 << 20, // 1MB +} + +var defaultBufferPool BufferPool + +func init() { + defaultBufferPool = NewTieredBufferPool(defaultBufferPoolSizes...) + + internal.SetDefaultBufferPoolForTesting = func(pool BufferPool) { + defaultBufferPool = pool + } + + internal.SetBufferPoolingThresholdForTesting = func(threshold int) { + bufferPoolingThreshold = threshold + } +} + +// DefaultBufferPool returns the current default buffer pool. It is a BufferPool +// created with NewBufferPool that uses a set of default sizes optimized for +// expected workflows. +func DefaultBufferPool() BufferPool { + return defaultBufferPool +} + +// NewTieredBufferPool returns a BufferPool implementation that uses multiple +// underlying pools of the given pool sizes. +func NewTieredBufferPool(poolSizes ...int) BufferPool { + sort.Ints(poolSizes) + pools := make([]*sizedBufferPool, len(poolSizes)) + for i, s := range poolSizes { + pools[i] = newSizedBufferPool(s) + } + return &tieredBufferPool{ + sizedPools: pools, + } +} + +// tieredBufferPool implements the BufferPool interface with multiple tiers of +// buffer pools for different sizes of buffers. +type tieredBufferPool struct { + sizedPools []*sizedBufferPool + fallbackPool simpleBufferPool +} + +func (p *tieredBufferPool) Get(size int) *[]byte { + return p.getPool(size).Get(size) +} + +func (p *tieredBufferPool) Put(buf *[]byte) { + p.getPool(cap(*buf)).Put(buf) +} + +func (p *tieredBufferPool) getPool(size int) BufferPool { + poolIdx := sort.Search(len(p.sizedPools), func(i int) bool { + return p.sizedPools[i].defaultSize >= size + }) + + if poolIdx == len(p.sizedPools) { + return &p.fallbackPool + } + + return p.sizedPools[poolIdx] +} + +// sizedBufferPool is a BufferPool implementation that is optimized for specific +// buffer sizes. For example, HTTP/2 frames within gRPC have a default max size +// of 16kb and a sizedBufferPool can be configured to only return buffers with a +// capacity of 16kb. Note that however it does not support returning larger +// buffers and in fact panics if such a buffer is requested. Because of this, +// this BufferPool implementation is not meant to be used on its own and rather +// is intended to be embedded in a tieredBufferPool such that Get is only +// invoked when the required size is smaller than or equal to defaultSize. +type sizedBufferPool struct { + pool sync.Pool + defaultSize int +} + +func (p *sizedBufferPool) Get(size int) *[]byte { + buf := p.pool.Get().(*[]byte) + b := *buf + clear(b[:cap(b)]) + *buf = b[:size] + return buf +} + +func (p *sizedBufferPool) Put(buf *[]byte) { + if cap(*buf) < p.defaultSize { + // Ignore buffers that are too small to fit in the pool. Otherwise, when + // Get is called it will panic as it tries to index outside the bounds + // of the buffer. + return + } + p.pool.Put(buf) +} + +func newSizedBufferPool(size int) *sizedBufferPool { + return &sizedBufferPool{ + pool: sync.Pool{ + New: func() any { + buf := make([]byte, size) + return &buf + }, + }, + defaultSize: size, + } +} + +var _ BufferPool = (*simpleBufferPool)(nil) + +// simpleBufferPool is an implementation of the BufferPool interface that +// attempts to pool buffers with a sync.Pool. When Get is invoked, it tries to +// acquire a buffer from the pool but if that buffer is too small, it returns it +// to the pool and creates a new one. +type simpleBufferPool struct { + pool sync.Pool +} + +func (p *simpleBufferPool) Get(size int) *[]byte { + bs, ok := p.pool.Get().(*[]byte) + if ok && cap(*bs) >= size { + *bs = (*bs)[:size] + return bs + } + + // A buffer was pulled from the pool, but it is too small. Put it back in + // the pool and create one large enough. + if ok { + p.pool.Put(bs) + } + + b := make([]byte, size) + return &b +} + +func (p *simpleBufferPool) Put(buf *[]byte) { + p.pool.Put(buf) +} + +var _ BufferPool = NopBufferPool{} + +// NopBufferPool is a buffer pool that returns new buffers without pooling. +type NopBufferPool struct{} + +// Get returns a buffer with specified length from the pool. +func (NopBufferPool) Get(length int) *[]byte { + b := make([]byte, length) + return &b +} + +// Put returns a buffer to the pool. +func (NopBufferPool) Put(*[]byte) { +} diff --git a/vendor/google.golang.org/grpc/mem/buffer_slice.go b/vendor/google.golang.org/grpc/mem/buffer_slice.go new file mode 100644 index 000000000..d7775cea6 --- /dev/null +++ b/vendor/google.golang.org/grpc/mem/buffer_slice.go @@ -0,0 +1,224 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +package mem + +import ( + "compress/flate" + "io" +) + +// BufferSlice offers a means to represent data that spans one or more Buffer +// instances. A BufferSlice is meant to be immutable after creation, and methods +// like Ref create and return copies of the slice. This is why all methods have +// value receivers rather than pointer receivers. +// +// Note that any of the methods that read the underlying buffers such as Ref, +// Len or CopyTo etc., will panic if any underlying buffers have already been +// freed. It is recommended to not directly interact with any of the underlying +// buffers directly, rather such interactions should be mediated through the +// various methods on this type. +// +// By convention, any APIs that return (mem.BufferSlice, error) should reduce +// the burden on the caller by never returning a mem.BufferSlice that needs to +// be freed if the error is non-nil, unless explicitly stated. +type BufferSlice []Buffer + +// Len returns the sum of the length of all the Buffers in this slice. +// +// # Warning +// +// Invoking the built-in len on a BufferSlice will return the number of buffers +// in the slice, and *not* the value returned by this function. +func (s BufferSlice) Len() int { + var length int + for _, b := range s { + length += b.Len() + } + return length +} + +// Ref invokes Ref on each buffer in the slice. +func (s BufferSlice) Ref() { + for _, b := range s { + b.Ref() + } +} + +// Free invokes Buffer.Free() on each Buffer in the slice. +func (s BufferSlice) Free() { + for _, b := range s { + b.Free() + } +} + +// CopyTo copies each of the underlying Buffer's data into the given buffer, +// returning the number of bytes copied. Has the same semantics as the copy +// builtin in that it will copy as many bytes as it can, stopping when either dst +// is full or s runs out of data, returning the minimum of s.Len() and len(dst). +func (s BufferSlice) CopyTo(dst []byte) int { + off := 0 + for _, b := range s { + off += copy(dst[off:], b.ReadOnlyData()) + } + return off +} + +// Materialize concatenates all the underlying Buffer's data into a single +// contiguous buffer using CopyTo. +func (s BufferSlice) Materialize() []byte { + l := s.Len() + if l == 0 { + return nil + } + out := make([]byte, l) + s.CopyTo(out) + return out +} + +// MaterializeToBuffer functions like Materialize except that it writes the data +// to a single Buffer pulled from the given BufferPool. As a special case, if the +// input BufferSlice only actually has one Buffer, this function has nothing to +// do and simply returns said Buffer. +func (s BufferSlice) MaterializeToBuffer(pool BufferPool) Buffer { + if len(s) == 1 { + s[0].Ref() + return s[0] + } + sLen := s.Len() + if sLen == 0 { + return emptyBuffer{} + } + buf := pool.Get(sLen) + s.CopyTo(*buf) + return NewBuffer(buf, pool) +} + +// Reader returns a new Reader for the input slice after taking references to +// each underlying buffer. +func (s BufferSlice) Reader() Reader { + s.Ref() + return &sliceReader{ + data: s, + len: s.Len(), + } +} + +// Reader exposes a BufferSlice's data as an io.Reader, allowing it to interface +// with other parts systems. It also provides an additional convenience method +// Remaining(), which returns the number of unread bytes remaining in the slice. +// Buffers will be freed as they are read. +type Reader interface { + flate.Reader + // Close frees the underlying BufferSlice and never returns an error. Subsequent + // calls to Read will return (0, io.EOF). + Close() error + // Remaining returns the number of unread bytes remaining in the slice. + Remaining() int +} + +type sliceReader struct { + data BufferSlice + len int + // The index into data[0].ReadOnlyData(). + bufferIdx int +} + +func (r *sliceReader) Remaining() int { + return r.len +} + +func (r *sliceReader) Close() error { + r.data.Free() + r.data = nil + r.len = 0 + return nil +} + +func (r *sliceReader) freeFirstBufferIfEmpty() bool { + if len(r.data) == 0 || r.bufferIdx != len(r.data[0].ReadOnlyData()) { + return false + } + + r.data[0].Free() + r.data = r.data[1:] + r.bufferIdx = 0 + return true +} + +func (r *sliceReader) Read(buf []byte) (n int, _ error) { + if r.len == 0 { + return 0, io.EOF + } + + for len(buf) != 0 && r.len != 0 { + // Copy as much as possible from the first Buffer in the slice into the + // given byte slice. + data := r.data[0].ReadOnlyData() + copied := copy(buf, data[r.bufferIdx:]) + r.len -= copied // Reduce len by the number of bytes copied. + r.bufferIdx += copied // Increment the buffer index. + n += copied // Increment the total number of bytes read. + buf = buf[copied:] // Shrink the given byte slice. + + // If we have copied all the data from the first Buffer, free it and advance to + // the next in the slice. + r.freeFirstBufferIfEmpty() + } + + return n, nil +} + +func (r *sliceReader) ReadByte() (byte, error) { + if r.len == 0 { + return 0, io.EOF + } + + // There may be any number of empty buffers in the slice, clear them all until a + // non-empty buffer is reached. This is guaranteed to exit since r.len is not 0. + for r.freeFirstBufferIfEmpty() { + } + + b := r.data[0].ReadOnlyData()[r.bufferIdx] + r.len-- + r.bufferIdx++ + // Free the first buffer in the slice if the last byte was read + r.freeFirstBufferIfEmpty() + return b, nil +} + +var _ io.Writer = (*writer)(nil) + +type writer struct { + buffers *BufferSlice + pool BufferPool +} + +func (w *writer) Write(p []byte) (n int, err error) { + b := Copy(p, w.pool) + *w.buffers = append(*w.buffers, b) + return b.Len(), nil +} + +// NewWriter wraps the given BufferSlice and BufferPool to implement the +// io.Writer interface. Every call to Write copies the contents of the given +// buffer into a new Buffer pulled from the given pool and the Buffer is added to +// the given BufferSlice. +func NewWriter(buffers *BufferSlice, pool BufferPool) io.Writer { + return &writer{buffers: buffers, pool: pool} +} diff --git a/vendor/google.golang.org/grpc/mem/buffers.go b/vendor/google.golang.org/grpc/mem/buffers.go new file mode 100644 index 000000000..975ceb718 --- /dev/null +++ b/vendor/google.golang.org/grpc/mem/buffers.go @@ -0,0 +1,252 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package mem provides utilities that facilitate memory reuse in byte slices +// that are used as buffers. +// +// # Experimental +// +// Notice: All APIs in this package are EXPERIMENTAL and may be changed or +// removed in a later release. +package mem + +import ( + "fmt" + "sync" + "sync/atomic" +) + +// A Buffer represents a reference counted piece of data (in bytes) that can be +// acquired by a call to NewBuffer() or Copy(). A reference to a Buffer may be +// released by calling Free(), which invokes the free function given at creation +// only after all references are released. +// +// Note that a Buffer is not safe for concurrent access and instead each +// goroutine should use its own reference to the data, which can be acquired via +// a call to Ref(). +// +// Attempts to access the underlying data after releasing the reference to the +// Buffer will panic. +type Buffer interface { + // ReadOnlyData returns the underlying byte slice. Note that it is undefined + // behavior to modify the contents of this slice in any way. + ReadOnlyData() []byte + // Ref increases the reference counter for this Buffer. + Ref() + // Free decrements this Buffer's reference counter and frees the underlying + // byte slice if the counter reaches 0 as a result of this call. + Free() + // Len returns the Buffer's size. + Len() int + + split(n int) (left, right Buffer) + read(buf []byte) (int, Buffer) +} + +var ( + bufferPoolingThreshold = 1 << 10 + + bufferObjectPool = sync.Pool{New: func() any { return new(buffer) }} + refObjectPool = sync.Pool{New: func() any { return new(atomic.Int32) }} +) + +func IsBelowBufferPoolingThreshold(size int) bool { + return size <= bufferPoolingThreshold +} + +type buffer struct { + origData *[]byte + data []byte + refs *atomic.Int32 + pool BufferPool +} + +func newBuffer() *buffer { + return bufferObjectPool.Get().(*buffer) +} + +// NewBuffer creates a new Buffer from the given data, initializing the reference +// counter to 1. The data will then be returned to the given pool when all +// references to the returned Buffer are released. As a special case to avoid +// additional allocations, if the given buffer pool is nil, the returned buffer +// will be a "no-op" Buffer where invoking Buffer.Free() does nothing and the +// underlying data is never freed. +// +// Note that the backing array of the given data is not copied. +func NewBuffer(data *[]byte, pool BufferPool) Buffer { + if pool == nil || IsBelowBufferPoolingThreshold(len(*data)) { + return (SliceBuffer)(*data) + } + b := newBuffer() + b.origData = data + b.data = *data + b.pool = pool + b.refs = refObjectPool.Get().(*atomic.Int32) + b.refs.Add(1) + return b +} + +// Copy creates a new Buffer from the given data, initializing the reference +// counter to 1. +// +// It acquires a []byte from the given pool and copies over the backing array +// of the given data. The []byte acquired from the pool is returned to the +// pool when all references to the returned Buffer are released. +func Copy(data []byte, pool BufferPool) Buffer { + if IsBelowBufferPoolingThreshold(len(data)) { + buf := make(SliceBuffer, len(data)) + copy(buf, data) + return buf + } + + buf := pool.Get(len(data)) + copy(*buf, data) + return NewBuffer(buf, pool) +} + +func (b *buffer) ReadOnlyData() []byte { + if b.refs == nil { + panic("Cannot read freed buffer") + } + return b.data +} + +func (b *buffer) Ref() { + if b.refs == nil { + panic("Cannot ref freed buffer") + } + b.refs.Add(1) +} + +func (b *buffer) Free() { + if b.refs == nil { + panic("Cannot free freed buffer") + } + + refs := b.refs.Add(-1) + switch { + case refs > 0: + return + case refs == 0: + if b.pool != nil { + b.pool.Put(b.origData) + } + + refObjectPool.Put(b.refs) + b.origData = nil + b.data = nil + b.refs = nil + b.pool = nil + bufferObjectPool.Put(b) + default: + panic("Cannot free freed buffer") + } +} + +func (b *buffer) Len() int { + return len(b.ReadOnlyData()) +} + +func (b *buffer) split(n int) (Buffer, Buffer) { + if b.refs == nil { + panic("Cannot split freed buffer") + } + + b.refs.Add(1) + split := newBuffer() + split.origData = b.origData + split.data = b.data[n:] + split.refs = b.refs + split.pool = b.pool + + b.data = b.data[:n] + + return b, split +} + +func (b *buffer) read(buf []byte) (int, Buffer) { + if b.refs == nil { + panic("Cannot read freed buffer") + } + + n := copy(buf, b.data) + if n == len(b.data) { + b.Free() + return n, nil + } + + b.data = b.data[n:] + return n, b +} + +// String returns a string representation of the buffer. May be used for +// debugging purposes. +func (b *buffer) String() string { + return fmt.Sprintf("mem.Buffer(%p, data: %p, length: %d)", b, b.ReadOnlyData(), len(b.ReadOnlyData())) +} + +func ReadUnsafe(dst []byte, buf Buffer) (int, Buffer) { + return buf.read(dst) +} + +// SplitUnsafe modifies the receiver to point to the first n bytes while it +// returns a new reference to the remaining bytes. The returned Buffer functions +// just like a normal reference acquired using Ref(). +func SplitUnsafe(buf Buffer, n int) (left, right Buffer) { + return buf.split(n) +} + +type emptyBuffer struct{} + +func (e emptyBuffer) ReadOnlyData() []byte { + return nil +} + +func (e emptyBuffer) Ref() {} +func (e emptyBuffer) Free() {} + +func (e emptyBuffer) Len() int { + return 0 +} + +func (e emptyBuffer) split(n int) (left, right Buffer) { + return e, e +} + +func (e emptyBuffer) read(buf []byte) (int, Buffer) { + return 0, e +} + +type SliceBuffer []byte + +func (s SliceBuffer) ReadOnlyData() []byte { return s } +func (s SliceBuffer) Ref() {} +func (s SliceBuffer) Free() {} +func (s SliceBuffer) Len() int { return len(s) } + +func (s SliceBuffer) split(n int) (left, right Buffer) { + return s[:n], s[n:] +} + +func (s SliceBuffer) read(buf []byte) (int, Buffer) { + n := copy(buf, s) + if n == len(s) { + return n, nil + } + return n, s[n:] +} diff --git a/vendor/google.golang.org/grpc/metadata/metadata.go b/vendor/google.golang.org/grpc/metadata/metadata.go index 1e9485fd6..d2e15253b 100644 --- a/vendor/google.golang.org/grpc/metadata/metadata.go +++ b/vendor/google.golang.org/grpc/metadata/metadata.go @@ -213,11 +213,6 @@ func FromIncomingContext(ctx context.Context) (MD, bool) { // ValueFromIncomingContext returns the metadata value corresponding to the metadata // key from the incoming metadata if it exists. Keys are matched in a case insensitive // manner. -// -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. func ValueFromIncomingContext(ctx context.Context, key string) []string { md, ok := ctx.Value(mdIncomingKey{}).(MD) if !ok { @@ -228,7 +223,7 @@ func ValueFromIncomingContext(ctx context.Context, key string) []string { return copyOf(v) } for k, v := range md { - // Case insenitive comparison: MD is a map, and there's no guarantee + // Case insensitive comparison: MD is a map, and there's no guarantee // that the MD attached to the context is created using our helper // functions. if strings.EqualFold(k, key) { diff --git a/vendor/google.golang.org/grpc/preloader.go b/vendor/google.golang.org/grpc/preloader.go index 73bd63364..e87a17f36 100644 --- a/vendor/google.golang.org/grpc/preloader.go +++ b/vendor/google.golang.org/grpc/preloader.go @@ -20,6 +20,7 @@ package grpc import ( "google.golang.org/grpc/codes" + "google.golang.org/grpc/mem" "google.golang.org/grpc/status" ) @@ -31,9 +32,10 @@ import ( // later release. type PreparedMsg struct { // Struct for preparing msg before sending them - encodedData []byte + encodedData mem.BufferSlice hdr []byte - payload []byte + payload mem.BufferSlice + pf payloadFormat } // Encode marshalls and compresses the message using the codec and compressor for the stream. @@ -57,11 +59,27 @@ func (p *PreparedMsg) Encode(s Stream, msg any) error { if err != nil { return err } - p.encodedData = data - compData, err := compress(data, rpcInfo.preloaderInfo.cp, rpcInfo.preloaderInfo.comp) + + materializedData := data.Materialize() + data.Free() + p.encodedData = mem.BufferSlice{mem.NewBuffer(&materializedData, nil)} + + // TODO: it should be possible to grab the bufferPool from the underlying + // stream implementation with a type cast to its actual type (such as + // addrConnStream) and accessing the buffer pool directly. + var compData mem.BufferSlice + compData, p.pf, err = compress(p.encodedData, rpcInfo.preloaderInfo.cp, rpcInfo.preloaderInfo.comp, mem.DefaultBufferPool()) if err != nil { return err } - p.hdr, p.payload = msgHeader(data, compData) + + if p.pf.isCompressed() { + materializedCompData := compData.Materialize() + compData.Free() + compData = mem.BufferSlice{mem.NewBuffer(&materializedCompData, nil)} + } + + p.hdr, p.payload = msgHeader(p.encodedData, compData, p.pf) + return nil } diff --git a/vendor/google.golang.org/grpc/regenerate.sh b/vendor/google.golang.org/grpc/regenerate.sh deleted file mode 100644 index 3edca296c..000000000 --- a/vendor/google.golang.org/grpc/regenerate.sh +++ /dev/null @@ -1,123 +0,0 @@ -#!/bin/bash -# Copyright 2020 gRPC authors. -# -# Licensed under the Apache License, Version 2.0 (the "License"); -# you may not use this file except in compliance with the License. -# You may obtain a copy of the License at -# -# http://www.apache.org/licenses/LICENSE-2.0 -# -# Unless required by applicable law or agreed to in writing, software -# distributed under the License is distributed on an "AS IS" BASIS, -# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. -# See the License for the specific language governing permissions and -# limitations under the License. - -set -eu -o pipefail - -WORKDIR=$(mktemp -d) - -function finish { - rm -rf "$WORKDIR" -} -trap finish EXIT - -export GOBIN=${WORKDIR}/bin -export PATH=${GOBIN}:${PATH} -mkdir -p ${GOBIN} - -echo "remove existing generated files" -# grpc_testing_not_regenerate/*.pb.go is not re-generated, -# see grpc_testing_not_regenerate/README.md for details. -rm -f $(find . -name '*.pb.go' | grep -v 'grpc_testing_not_regenerate') - -echo "go install google.golang.org/protobuf/cmd/protoc-gen-go" -(cd test/tools && go install google.golang.org/protobuf/cmd/protoc-gen-go) - -echo "go install cmd/protoc-gen-go-grpc" -(cd cmd/protoc-gen-go-grpc && go install .) - -echo "git clone https://github.com/grpc/grpc-proto" -git clone --quiet https://github.com/grpc/grpc-proto ${WORKDIR}/grpc-proto - -echo "git clone https://github.com/protocolbuffers/protobuf" -git clone --quiet https://github.com/protocolbuffers/protobuf ${WORKDIR}/protobuf - -# Pull in code.proto as a proto dependency -mkdir -p ${WORKDIR}/googleapis/google/rpc -echo "curl https://raw.githubusercontent.com/googleapis/googleapis/master/google/rpc/code.proto" -curl --silent https://raw.githubusercontent.com/googleapis/googleapis/master/google/rpc/code.proto > ${WORKDIR}/googleapis/google/rpc/code.proto - -mkdir -p ${WORKDIR}/out - -# Generates sources without the embed requirement -LEGACY_SOURCES=( - ${WORKDIR}/grpc-proto/grpc/binlog/v1/binarylog.proto - ${WORKDIR}/grpc-proto/grpc/channelz/v1/channelz.proto - ${WORKDIR}/grpc-proto/grpc/health/v1/health.proto - ${WORKDIR}/grpc-proto/grpc/lb/v1/load_balancer.proto - profiling/proto/service.proto - ${WORKDIR}/grpc-proto/grpc/reflection/v1alpha/reflection.proto - ${WORKDIR}/grpc-proto/grpc/reflection/v1/reflection.proto -) - -# Generates only the new gRPC Service symbols -SOURCES=( - $(git ls-files --exclude-standard --cached --others "*.proto" | grep -v '^profiling/proto/service.proto$') - ${WORKDIR}/grpc-proto/grpc/gcp/altscontext.proto - ${WORKDIR}/grpc-proto/grpc/gcp/handshaker.proto - ${WORKDIR}/grpc-proto/grpc/gcp/transport_security_common.proto - ${WORKDIR}/grpc-proto/grpc/lookup/v1/rls.proto - ${WORKDIR}/grpc-proto/grpc/lookup/v1/rls_config.proto - ${WORKDIR}/grpc-proto/grpc/testing/*.proto - ${WORKDIR}/grpc-proto/grpc/core/*.proto -) - -# These options of the form 'Mfoo.proto=bar' instruct the codegen to use an -# import path of 'bar' in the generated code when 'foo.proto' is imported in -# one of the sources. -# -# Note that the protos listed here are all for testing purposes. All protos to -# be used externally should have a go_package option (and they don't need to be -# listed here). -OPTS=Mgrpc/core/stats.proto=google.golang.org/grpc/interop/grpc_testing/core,\ -Mgrpc/testing/benchmark_service.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/stats.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/report_qps_scenario_service.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/messages.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/worker_service.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/control.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/test.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/payloads.proto=google.golang.org/grpc/interop/grpc_testing,\ -Mgrpc/testing/empty.proto=google.golang.org/grpc/interop/grpc_testing - -for src in ${SOURCES[@]}; do - echo "protoc ${src}" - protoc --go_out=${OPTS}:${WORKDIR}/out --go-grpc_out=${OPTS},use_generic_streams_experimental=true:${WORKDIR}/out \ - -I"." \ - -I${WORKDIR}/grpc-proto \ - -I${WORKDIR}/googleapis \ - -I${WORKDIR}/protobuf/src \ - ${src} -done - -for src in ${LEGACY_SOURCES[@]}; do - echo "protoc ${src}" - protoc --go_out=${OPTS}:${WORKDIR}/out --go-grpc_out=${OPTS},require_unimplemented_servers=false:${WORKDIR}/out \ - -I"." \ - -I${WORKDIR}/grpc-proto \ - -I${WORKDIR}/googleapis \ - -I${WORKDIR}/protobuf/src \ - ${src} -done - -# The go_package option in grpc/lookup/v1/rls.proto doesn't match the -# current location. Move it into the right place. -mkdir -p ${WORKDIR}/out/google.golang.org/grpc/internal/proto/grpc_lookup_v1 -mv ${WORKDIR}/out/google.golang.org/grpc/lookup/grpc_lookup_v1/* ${WORKDIR}/out/google.golang.org/grpc/internal/proto/grpc_lookup_v1 - -# grpc_testing_not_regenerate/*.pb.go are not re-generated, -# see grpc_testing_not_regenerate/README.md for details. -rm ${WORKDIR}/out/google.golang.org/grpc/reflection/test/grpc_testing_not_regenerate/*.pb.go - -cp -R ${WORKDIR}/out/google.golang.org/grpc/* . diff --git a/vendor/google.golang.org/grpc/resolver_wrapper.go b/vendor/google.golang.org/grpc/resolver_wrapper.go index c5fb45236..23bb3fb25 100644 --- a/vendor/google.golang.org/grpc/resolver_wrapper.go +++ b/vendor/google.golang.org/grpc/resolver_wrapper.go @@ -66,7 +66,7 @@ func newCCResolverWrapper(cc *ClientConn) *ccResolverWrapper { // any newly created ccResolverWrapper, except that close may be called instead. func (ccr *ccResolverWrapper) start() error { errCh := make(chan error) - ccr.serializer.Schedule(func(ctx context.Context) { + ccr.serializer.TrySchedule(func(ctx context.Context) { if ctx.Err() != nil { return } @@ -85,7 +85,7 @@ func (ccr *ccResolverWrapper) start() error { } func (ccr *ccResolverWrapper) resolveNow(o resolver.ResolveNowOptions) { - ccr.serializer.Schedule(func(ctx context.Context) { + ccr.serializer.TrySchedule(func(ctx context.Context) { if ctx.Err() != nil || ccr.resolver == nil { return } @@ -102,7 +102,7 @@ func (ccr *ccResolverWrapper) close() { ccr.closed = true ccr.mu.Unlock() - ccr.serializer.Schedule(func(context.Context) { + ccr.serializer.TrySchedule(func(context.Context) { if ccr.resolver == nil { return } @@ -177,6 +177,9 @@ func (ccr *ccResolverWrapper) ParseServiceConfig(scJSON string) *serviceconfig.P // addChannelzTraceEvent adds a channelz trace event containing the new // state received from resolver implementations. func (ccr *ccResolverWrapper) addChannelzTraceEvent(s resolver.State) { + if !logger.V(0) && !channelz.IsOn() { + return + } var updates []string var oldSC, newSC *ServiceConfig var oldOK, newOK bool diff --git a/vendor/google.golang.org/grpc/rpc_util.go b/vendor/google.golang.org/grpc/rpc_util.go index fdd49e6e9..db8865ec3 100644 --- a/vendor/google.golang.org/grpc/rpc_util.go +++ b/vendor/google.golang.org/grpc/rpc_util.go @@ -19,7 +19,6 @@ package grpc import ( - "bytes" "compress/gzip" "context" "encoding/binary" @@ -35,6 +34,7 @@ import ( "google.golang.org/grpc/encoding" "google.golang.org/grpc/encoding/proto" "google.golang.org/grpc/internal/transport" + "google.golang.org/grpc/mem" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" "google.golang.org/grpc/stats" @@ -271,17 +271,13 @@ func (o PeerCallOption) after(c *callInfo, attempt *csAttempt) { } } -// WaitForReady configures the action to take when an RPC is attempted on broken -// connections or unreachable servers. If waitForReady is false and the -// connection is in the TRANSIENT_FAILURE state, the RPC will fail -// immediately. Otherwise, the RPC client will block the call until a -// connection is available (or the call is canceled or times out) and will -// retry the call if it fails due to a transient error. gRPC will not retry if -// data was written to the wire unless the server indicates it did not process -// the data. Please refer to -// https://github.com/grpc/grpc/blob/master/doc/wait-for-ready.md. +// WaitForReady configures the RPC's behavior when the client is in +// TRANSIENT_FAILURE, which occurs when all addresses fail to connect. If +// waitForReady is false, the RPC will fail immediately. Otherwise, the client +// will wait until a connection becomes available or the RPC's deadline is +// reached. // -// By default, RPCs don't "wait for ready". +// By default, RPCs do not "wait for ready". func WaitForReady(waitForReady bool) CallOption { return FailFastCallOption{FailFast: !waitForReady} } @@ -515,11 +511,51 @@ type ForceCodecCallOption struct { } func (o ForceCodecCallOption) before(c *callInfo) error { - c.codec = o.Codec + c.codec = newCodecV1Bridge(o.Codec) return nil } func (o ForceCodecCallOption) after(c *callInfo, attempt *csAttempt) {} +// ForceCodecV2 returns a CallOption that will set codec to be used for all +// request and response messages for a call. The result of calling Name() will +// be used as the content-subtype after converting to lowercase, unless +// CallContentSubtype is also used. +// +// See Content-Type on +// https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#requests for +// more details. Also see the documentation on RegisterCodec and +// CallContentSubtype for more details on the interaction between Codec and +// content-subtype. +// +// This function is provided for advanced users; prefer to use only +// CallContentSubtype to select a registered codec instead. +// +// # Experimental +// +// Notice: This API is EXPERIMENTAL and may be changed or removed in a +// later release. +func ForceCodecV2(codec encoding.CodecV2) CallOption { + return ForceCodecV2CallOption{CodecV2: codec} +} + +// ForceCodecV2CallOption is a CallOption that indicates the codec used for +// marshaling messages. +// +// # Experimental +// +// Notice: This type is EXPERIMENTAL and may be changed or removed in a +// later release. +type ForceCodecV2CallOption struct { + CodecV2 encoding.CodecV2 +} + +func (o ForceCodecV2CallOption) before(c *callInfo) error { + c.codec = o.CodecV2 + return nil +} + +func (o ForceCodecV2CallOption) after(c *callInfo, attempt *csAttempt) {} + // CallCustomCodec behaves like ForceCodec, but accepts a grpc.Codec instead of // an encoding.Codec. // @@ -540,7 +576,7 @@ type CustomCodecCallOption struct { } func (o CustomCodecCallOption) before(c *callInfo) error { - c.codec = o.Codec + c.codec = newCodecV0Bridge(o.Codec) return nil } func (o CustomCodecCallOption) after(c *callInfo, attempt *csAttempt) {} @@ -581,19 +617,28 @@ const ( compressionMade payloadFormat = 1 // compressed ) +func (pf payloadFormat) isCompressed() bool { + return pf == compressionMade +} + +type streamReader interface { + ReadHeader(header []byte) error + Read(n int) (mem.BufferSlice, error) +} + // parser reads complete gRPC messages from the underlying reader. type parser struct { // r is the underlying reader. // See the comment on recvMsg for the permissible // error types. - r io.Reader + r streamReader // The header of a gRPC message. Find more detail at // https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md header [5]byte - // recvBufferPool is the pool of shared receive buffers. - recvBufferPool SharedBufferPool + // bufferPool is the pool of shared receive buffers. + bufferPool mem.BufferPool } // recvMsg reads a complete gRPC message from the stream. @@ -608,14 +653,15 @@ type parser struct { // - an error from the status package // // No other error values or types must be returned, which also means -// that the underlying io.Reader must not return an incompatible +// that the underlying streamReader must not return an incompatible // error. -func (p *parser) recvMsg(maxReceiveMessageSize int) (pf payloadFormat, msg []byte, err error) { - if _, err := p.r.Read(p.header[:]); err != nil { +func (p *parser) recvMsg(maxReceiveMessageSize int) (payloadFormat, mem.BufferSlice, error) { + err := p.r.ReadHeader(p.header[:]) + if err != nil { return 0, nil, err } - pf = payloadFormat(p.header[0]) + pf := payloadFormat(p.header[0]) length := binary.BigEndian.Uint32(p.header[1:]) if length == 0 { @@ -627,20 +673,21 @@ func (p *parser) recvMsg(maxReceiveMessageSize int) (pf payloadFormat, msg []byt if int(length) > maxReceiveMessageSize { return 0, nil, status.Errorf(codes.ResourceExhausted, "grpc: received message larger than max (%d vs. %d)", length, maxReceiveMessageSize) } - msg = p.recvBufferPool.Get(int(length)) - if _, err := p.r.Read(msg); err != nil { + + data, err := p.r.Read(int(length)) + if err != nil { if err == io.EOF { err = io.ErrUnexpectedEOF } return 0, nil, err } - return pf, msg, nil + return pf, data, nil } // encode serializes msg and returns a buffer containing the message, or an // error if it is too large to be transmitted by grpc. If msg is nil, it // generates an empty message. -func encode(c baseCodec, msg any) ([]byte, error) { +func encode(c baseCodec, msg any) (mem.BufferSlice, error) { if msg == nil { // NOTE: typed nils will not be caught by this check return nil, nil } @@ -648,7 +695,8 @@ func encode(c baseCodec, msg any) ([]byte, error) { if err != nil { return nil, status.Errorf(codes.Internal, "grpc: error while marshaling: %v", err.Error()) } - if uint(len(b)) > math.MaxUint32 { + if uint(b.Len()) > math.MaxUint32 { + b.Free() return nil, status.Errorf(codes.ResourceExhausted, "grpc: message too large (%d bytes)", len(b)) } return b, nil @@ -659,34 +707,41 @@ func encode(c baseCodec, msg any) ([]byte, error) { // indicating no compression was done. // // TODO(dfawley): eliminate cp parameter by wrapping Compressor in an encoding.Compressor. -func compress(in []byte, cp Compressor, compressor encoding.Compressor) ([]byte, error) { - if compressor == nil && cp == nil { - return nil, nil - } - if len(in) == 0 { - return nil, nil +func compress(in mem.BufferSlice, cp Compressor, compressor encoding.Compressor, pool mem.BufferPool) (mem.BufferSlice, payloadFormat, error) { + if (compressor == nil && cp == nil) || in.Len() == 0 { + return nil, compressionNone, nil } + var out mem.BufferSlice + w := mem.NewWriter(&out, pool) wrapErr := func(err error) error { + out.Free() return status.Errorf(codes.Internal, "grpc: error while compressing: %v", err.Error()) } - cbuf := &bytes.Buffer{} if compressor != nil { - z, err := compressor.Compress(cbuf) + z, err := compressor.Compress(w) if err != nil { - return nil, wrapErr(err) + return nil, 0, wrapErr(err) } - if _, err := z.Write(in); err != nil { - return nil, wrapErr(err) + for _, b := range in { + if _, err := z.Write(b.ReadOnlyData()); err != nil { + return nil, 0, wrapErr(err) + } } if err := z.Close(); err != nil { - return nil, wrapErr(err) + return nil, 0, wrapErr(err) } } else { - if err := cp.Do(cbuf, in); err != nil { - return nil, wrapErr(err) + // This is obviously really inefficient since it fully materializes the data, but + // there is no way around this with the old Compressor API. At least it attempts + // to return the buffer to the provider, in the hopes it can be reused (maybe + // even by a subsequent call to this very function). + buf := in.MaterializeToBuffer(pool) + defer buf.Free() + if err := cp.Do(w, buf.ReadOnlyData()); err != nil { + return nil, 0, wrapErr(err) } } - return cbuf.Bytes(), nil + return out, compressionMade, nil } const ( @@ -697,33 +752,36 @@ const ( // msgHeader returns a 5-byte header for the message being transmitted and the // payload, which is compData if non-nil or data otherwise. -func msgHeader(data, compData []byte) (hdr []byte, payload []byte) { +func msgHeader(data, compData mem.BufferSlice, pf payloadFormat) (hdr []byte, payload mem.BufferSlice) { hdr = make([]byte, headerLen) - if compData != nil { - hdr[0] = byte(compressionMade) - data = compData + hdr[0] = byte(pf) + + var length uint32 + if pf.isCompressed() { + length = uint32(compData.Len()) + payload = compData } else { - hdr[0] = byte(compressionNone) + length = uint32(data.Len()) + payload = data } // Write length of payload into buf - binary.BigEndian.PutUint32(hdr[payloadLen:], uint32(len(data))) - return hdr, data + binary.BigEndian.PutUint32(hdr[payloadLen:], length) + return hdr, payload } -func outPayload(client bool, msg any, data, payload []byte, t time.Time) *stats.OutPayload { +func outPayload(client bool, msg any, dataLength, payloadLength int, t time.Time) *stats.OutPayload { return &stats.OutPayload{ Client: client, Payload: msg, - Data: data, - Length: len(data), - WireLength: len(payload) + headerLen, - CompressedLength: len(payload), + Length: dataLength, + WireLength: payloadLength + headerLen, + CompressedLength: payloadLength, SentTime: t, } } -func checkRecvPayload(pf payloadFormat, recvCompress string, haveCompressor bool) *status.Status { +func checkRecvPayload(pf payloadFormat, recvCompress string, haveCompressor bool, isServer bool) *status.Status { switch pf { case compressionNone: case compressionMade: @@ -731,7 +789,11 @@ func checkRecvPayload(pf payloadFormat, recvCompress string, haveCompressor bool return status.New(codes.Internal, "grpc: compressed flag set with identity or empty encoding") } if !haveCompressor { - return status.Newf(codes.Unimplemented, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) + if isServer { + return status.Newf(codes.Unimplemented, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) + } else { + return status.Newf(codes.Internal, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) + } } default: return status.Newf(codes.Internal, "grpc: received unexpected payload format %d", pf) @@ -741,104 +803,129 @@ func checkRecvPayload(pf payloadFormat, recvCompress string, haveCompressor bool type payloadInfo struct { compressedLength int // The compressed length got from wire. - uncompressedBytes []byte + uncompressedBytes mem.BufferSlice +} + +func (p *payloadInfo) free() { + if p != nil && p.uncompressedBytes != nil { + p.uncompressedBytes.Free() + } } // recvAndDecompress reads a message from the stream, decompressing it if necessary. // // Cancelling the returned cancel function releases the buffer back to the pool. So the caller should cancel as soon as // the buffer is no longer needed. -func recvAndDecompress(p *parser, s *transport.Stream, dc Decompressor, maxReceiveMessageSize int, payInfo *payloadInfo, compressor encoding.Compressor, -) (uncompressedBuf []byte, cancel func(), err error) { - pf, compressedBuf, err := p.recvMsg(maxReceiveMessageSize) +// TODO: Refactor this function to reduce the number of arguments. +// See: https://google.github.io/styleguide/go/best-practices.html#function-argument-lists +func recvAndDecompress(p *parser, s *transport.Stream, dc Decompressor, maxReceiveMessageSize int, payInfo *payloadInfo, compressor encoding.Compressor, isServer bool, +) (out mem.BufferSlice, err error) { + pf, compressed, err := p.recvMsg(maxReceiveMessageSize) if err != nil { - return nil, nil, err + return nil, err } - if st := checkRecvPayload(pf, s.RecvCompress(), compressor != nil || dc != nil); st != nil { - return nil, nil, st.Err() + compressedLength := compressed.Len() + + if st := checkRecvPayload(pf, s.RecvCompress(), compressor != nil || dc != nil, isServer); st != nil { + compressed.Free() + return nil, st.Err() } var size int - if pf == compressionMade { + if pf.isCompressed() { + defer compressed.Free() + // To match legacy behavior, if the decompressor is set by WithDecompressor or RPCDecompressor, // use this decompressor as the default. if dc != nil { - uncompressedBuf, err = dc.Do(bytes.NewReader(compressedBuf)) + var uncompressedBuf []byte + uncompressedBuf, err = dc.Do(compressed.Reader()) + if err == nil { + out = mem.BufferSlice{mem.NewBuffer(&uncompressedBuf, nil)} + } size = len(uncompressedBuf) } else { - uncompressedBuf, size, err = decompress(compressor, compressedBuf, maxReceiveMessageSize) + out, size, err = decompress(compressor, compressed, maxReceiveMessageSize, p.bufferPool) } if err != nil { - return nil, nil, status.Errorf(codes.Internal, "grpc: failed to decompress the received message: %v", err) + return nil, status.Errorf(codes.Internal, "grpc: failed to decompress the received message: %v", err) } if size > maxReceiveMessageSize { + out.Free() // TODO: Revisit the error code. Currently keep it consistent with java // implementation. - return nil, nil, status.Errorf(codes.ResourceExhausted, "grpc: received message after decompression larger than max (%d vs. %d)", size, maxReceiveMessageSize) + return nil, status.Errorf(codes.ResourceExhausted, "grpc: received message after decompression larger than max (%d vs. %d)", size, maxReceiveMessageSize) } } else { - uncompressedBuf = compressedBuf + out = compressed } if payInfo != nil { - payInfo.compressedLength = len(compressedBuf) - payInfo.uncompressedBytes = uncompressedBuf - - cancel = func() {} - } else { - cancel = func() { - p.recvBufferPool.Put(&compressedBuf) - } + payInfo.compressedLength = compressedLength + out.Ref() + payInfo.uncompressedBytes = out } - return uncompressedBuf, cancel, nil + return out, nil } // Using compressor, decompress d, returning data and size. // Optionally, if data will be over maxReceiveMessageSize, just return the size. -func decompress(compressor encoding.Compressor, d []byte, maxReceiveMessageSize int) ([]byte, int, error) { - dcReader, err := compressor.Decompress(bytes.NewReader(d)) +func decompress(compressor encoding.Compressor, d mem.BufferSlice, maxReceiveMessageSize int, pool mem.BufferPool) (mem.BufferSlice, int, error) { + dcReader, err := compressor.Decompress(d.Reader()) if err != nil { return nil, 0, err } - if sizer, ok := compressor.(interface { - DecompressedSize(compressedBytes []byte) int - }); ok { - if size := sizer.DecompressedSize(d); size >= 0 { - if size > maxReceiveMessageSize { - return nil, size, nil - } - // size is used as an estimate to size the buffer, but we - // will read more data if available. - // +MinRead so ReadFrom will not reallocate if size is correct. - // - // TODO: If we ensure that the buffer size is the same as the DecompressedSize, - // we can also utilize the recv buffer pool here. - buf := bytes.NewBuffer(make([]byte, 0, size+bytes.MinRead)) - bytesRead, err := buf.ReadFrom(io.LimitReader(dcReader, int64(maxReceiveMessageSize)+1)) - return buf.Bytes(), int(bytesRead), err - } + + // TODO: Can/should this still be preserved with the new BufferSlice API? Are + // there any actual benefits to allocating a single large buffer instead of + // multiple smaller ones? + //if sizer, ok := compressor.(interface { + // DecompressedSize(compressedBytes []byte) int + //}); ok { + // if size := sizer.DecompressedSize(d); size >= 0 { + // if size > maxReceiveMessageSize { + // return nil, size, nil + // } + // // size is used as an estimate to size the buffer, but we + // // will read more data if available. + // // +MinRead so ReadFrom will not reallocate if size is correct. + // // + // // TODO: If we ensure that the buffer size is the same as the DecompressedSize, + // // we can also utilize the recv buffer pool here. + // buf := bytes.NewBuffer(make([]byte, 0, size+bytes.MinRead)) + // bytesRead, err := buf.ReadFrom(io.LimitReader(dcReader, int64(maxReceiveMessageSize)+1)) + // return buf.Bytes(), int(bytesRead), err + // } + //} + + var out mem.BufferSlice + _, err = io.Copy(mem.NewWriter(&out, pool), io.LimitReader(dcReader, int64(maxReceiveMessageSize)+1)) + if err != nil { + out.Free() + return nil, 0, err } - // Read from LimitReader with limit max+1. So if the underlying - // reader is over limit, the result will be bigger than max. - d, err = io.ReadAll(io.LimitReader(dcReader, int64(maxReceiveMessageSize)+1)) - return d, len(d), err + return out, out.Len(), nil } // For the two compressor parameters, both should not be set, but if they are, // dc takes precedence over compressor. // TODO(dfawley): wrap the old compressor/decompressor using the new API? -func recv(p *parser, c baseCodec, s *transport.Stream, dc Decompressor, m any, maxReceiveMessageSize int, payInfo *payloadInfo, compressor encoding.Compressor) error { - buf, cancel, err := recvAndDecompress(p, s, dc, maxReceiveMessageSize, payInfo, compressor) +func recv(p *parser, c baseCodec, s *transport.Stream, dc Decompressor, m any, maxReceiveMessageSize int, payInfo *payloadInfo, compressor encoding.Compressor, isServer bool) error { + data, err := recvAndDecompress(p, s, dc, maxReceiveMessageSize, payInfo, compressor, isServer) if err != nil { return err } - defer cancel() - if err := c.Unmarshal(buf, m); err != nil { + // If the codec wants its own reference to the data, it can get it. Otherwise, always + // free the buffers. + defer data.Free() + + if err := c.Unmarshal(data, m); err != nil { return status.Errorf(codes.Internal, "grpc: failed to unmarshal the received message: %v", err) } + return nil } @@ -941,7 +1028,7 @@ func setCallInfoCodec(c *callInfo) error { // encoding.Codec (Name vs. String method name). We only support // setting content subtype from encoding.Codec to avoid a behavior // change with the deprecated version. - if ec, ok := c.codec.(encoding.Codec); ok { + if ec, ok := c.codec.(encoding.CodecV2); ok { c.contentSubtype = strings.ToLower(ec.Name()) } } @@ -950,12 +1037,12 @@ func setCallInfoCodec(c *callInfo) error { if c.contentSubtype == "" { // No codec specified in CallOptions; use proto by default. - c.codec = encoding.GetCodec(proto.Name) + c.codec = getCodec(proto.Name) return nil } // c.contentSubtype is already lowercased in CallContentSubtype - c.codec = encoding.GetCodec(c.contentSubtype) + c.codec = getCodec(c.contentSubtype) if c.codec == nil { return status.Errorf(codes.Internal, "no codec registered for content-subtype %s", c.contentSubtype) } diff --git a/vendor/google.golang.org/grpc/server.go b/vendor/google.golang.org/grpc/server.go index 89f8e4792..457d27338 100644 --- a/vendor/google.golang.org/grpc/server.go +++ b/vendor/google.golang.org/grpc/server.go @@ -45,6 +45,7 @@ import ( "google.golang.org/grpc/internal/grpcutil" "google.golang.org/grpc/internal/transport" "google.golang.org/grpc/keepalive" + "google.golang.org/grpc/mem" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" "google.golang.org/grpc/stats" @@ -80,7 +81,7 @@ func init() { } internal.BinaryLogger = binaryLogger internal.JoinServerOptions = newJoinServerOption - internal.RecvBufferPool = recvBufferPool + internal.BufferPool = bufferPool } var statusOK = status.New(codes.OK, "") @@ -170,7 +171,7 @@ type serverOptions struct { maxHeaderListSize *uint32 headerTableSize *uint32 numServerWorkers uint32 - recvBufferPool SharedBufferPool + bufferPool mem.BufferPool waitForHandlers bool } @@ -181,7 +182,7 @@ var defaultServerOptions = serverOptions{ connectionTimeout: 120 * time.Second, writeBufferSize: defaultWriteBufSize, readBufferSize: defaultReadBufSize, - recvBufferPool: nopBufferPool{}, + bufferPool: mem.DefaultBufferPool(), } var globalServerOptions []ServerOption @@ -313,7 +314,7 @@ func KeepaliveEnforcementPolicy(kep keepalive.EnforcementPolicy) ServerOption { // Will be supported throughout 1.x. func CustomCodec(codec Codec) ServerOption { return newFuncServerOption(func(o *serverOptions) { - o.codec = codec + o.codec = newCodecV0Bridge(codec) }) } @@ -342,7 +343,22 @@ func CustomCodec(codec Codec) ServerOption { // later release. func ForceServerCodec(codec encoding.Codec) ServerOption { return newFuncServerOption(func(o *serverOptions) { - o.codec = codec + o.codec = newCodecV1Bridge(codec) + }) +} + +// ForceServerCodecV2 is the equivalent of ForceServerCodec, but for the new +// CodecV2 interface. +// +// Will be supported throughout 1.x. +// +// # Experimental +// +// Notice: This API is EXPERIMENTAL and may be changed or removed in a +// later release. +func ForceServerCodecV2(codecV2 encoding.CodecV2) ServerOption { + return newFuncServerOption(func(o *serverOptions) { + o.codec = codecV2 }) } @@ -592,26 +608,9 @@ func WaitForHandlers(w bool) ServerOption { }) } -// RecvBufferPool returns a ServerOption that configures the server -// to use the provided shared buffer pool for parsing incoming messages. Depending -// on the application's workload, this could result in reduced memory allocation. -// -// If you are unsure about how to implement a memory pool but want to utilize one, -// begin with grpc.NewSharedBufferPool. -// -// Note: The shared buffer pool feature will not be active if any of the following -// options are used: StatsHandler, EnableTracing, or binary logging. In such -// cases, the shared buffer pool will be ignored. -// -// Deprecated: use experimental.WithRecvBufferPool instead. Will be deleted in -// v1.60.0 or later. -func RecvBufferPool(bufferPool SharedBufferPool) ServerOption { - return recvBufferPool(bufferPool) -} - -func recvBufferPool(bufferPool SharedBufferPool) ServerOption { +func bufferPool(bufferPool mem.BufferPool) ServerOption { return newFuncServerOption(func(o *serverOptions) { - o.recvBufferPool = bufferPool + o.bufferPool = bufferPool }) } @@ -622,7 +621,7 @@ func recvBufferPool(bufferPool SharedBufferPool) ServerOption { // workload (assuming a QPS of a few thousand requests/sec). const serverWorkerResetThreshold = 1 << 16 -// serverWorkers blocks on a *transport.Stream channel forever and waits for +// serverWorker blocks on a *transport.Stream channel forever and waits for // data to be fed by serveStreams. This allows multiple requests to be // processed by the same goroutine, removing the need for expensive stack // re-allocations (see the runtime.morestack problem [1]). @@ -980,6 +979,7 @@ func (s *Server) newHTTP2Transport(c net.Conn) transport.ServerTransport { ChannelzParent: s.channelz, MaxHeaderListSize: s.opts.maxHeaderListSize, HeaderTableSize: s.opts.headerTableSize, + BufferPool: s.opts.bufferPool, } st, err := transport.NewServerTransport(c, config) if err != nil { @@ -1072,7 +1072,7 @@ var _ http.Handler = (*Server)(nil) // Notice: This API is EXPERIMENTAL and may be changed or removed in a // later release. func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) { - st, err := transport.NewServerHandlerTransport(w, r, s.opts.statsHandlers) + st, err := transport.NewServerHandlerTransport(w, r, s.opts.statsHandlers, s.opts.bufferPool) if err != nil { // Errors returned from transport.NewServerHandlerTransport have // already been written to w. @@ -1142,20 +1142,35 @@ func (s *Server) sendResponse(ctx context.Context, t transport.ServerTransport, channelz.Error(logger, s.channelz, "grpc: server failed to encode response: ", err) return err } - compData, err := compress(data, cp, comp) + + compData, pf, err := compress(data, cp, comp, s.opts.bufferPool) if err != nil { + data.Free() channelz.Error(logger, s.channelz, "grpc: server failed to compress response: ", err) return err } - hdr, payload := msgHeader(data, compData) + + hdr, payload := msgHeader(data, compData, pf) + + defer func() { + compData.Free() + data.Free() + // payload does not need to be freed here, it is either data or compData, both of + // which are already freed. + }() + + dataLen := data.Len() + payloadLen := payload.Len() // TODO(dfawley): should we be checking len(data) instead? - if len(payload) > s.opts.maxSendMessageSize { - return status.Errorf(codes.ResourceExhausted, "grpc: trying to send message larger than max (%d vs. %d)", len(payload), s.opts.maxSendMessageSize) + if payloadLen > s.opts.maxSendMessageSize { + return status.Errorf(codes.ResourceExhausted, "grpc: trying to send message larger than max (%d vs. %d)", payloadLen, s.opts.maxSendMessageSize) } err = t.Write(stream, hdr, payload, opts) if err == nil { - for _, sh := range s.opts.statsHandlers { - sh.HandleRPC(ctx, outPayload(false, msg, data, payload, time.Now())) + if len(s.opts.statsHandlers) != 0 { + for _, sh := range s.opts.statsHandlers { + sh.HandleRPC(ctx, outPayload(false, msg, dataLen, payloadLen, time.Now())) + } } } return err @@ -1334,9 +1349,10 @@ func (s *Server) processUnaryRPC(ctx context.Context, t transport.ServerTranspor var payInfo *payloadInfo if len(shs) != 0 || len(binlogs) != 0 { payInfo = &payloadInfo{} + defer payInfo.free() } - d, cancel, err := recvAndDecompress(&parser{r: stream, recvBufferPool: s.opts.recvBufferPool}, stream, dc, s.opts.maxReceiveMessageSize, payInfo, decomp) + d, err := recvAndDecompress(&parser{r: stream, bufferPool: s.opts.bufferPool}, stream, dc, s.opts.maxReceiveMessageSize, payInfo, decomp, true) if err != nil { if e := t.WriteStatus(stream, status.Convert(err)); e != nil { channelz.Warningf(logger, s.channelz, "grpc: Server.processUnaryRPC failed to write status: %v", e) @@ -1347,24 +1363,22 @@ func (s *Server) processUnaryRPC(ctx context.Context, t transport.ServerTranspor t.IncrMsgRecv() } df := func(v any) error { - defer cancel() - if err := s.getCodec(stream.ContentSubtype()).Unmarshal(d, v); err != nil { return status.Errorf(codes.Internal, "grpc: error unmarshalling request: %v", err) } + for _, sh := range shs { sh.HandleRPC(ctx, &stats.InPayload{ RecvTime: time.Now(), Payload: v, - Length: len(d), + Length: d.Len(), WireLength: payInfo.compressedLength + headerLen, CompressedLength: payInfo.compressedLength, - Data: d, }) } if len(binlogs) != 0 { cm := &binarylog.ClientMessage{ - Message: d, + Message: d.Materialize(), } for _, binlog := range binlogs { binlog.Log(ctx, cm) @@ -1548,7 +1562,7 @@ func (s *Server) processStreamingRPC(ctx context.Context, t transport.ServerTran ctx: ctx, t: t, s: stream, - p: &parser{r: stream, recvBufferPool: s.opts.recvBufferPool}, + p: &parser{r: stream, bufferPool: s.opts.bufferPool}, codec: s.getCodec(stream.ContentSubtype()), maxReceiveMessageSize: s.opts.maxReceiveMessageSize, maxSendMessageSize: s.opts.maxSendMessageSize, @@ -1963,12 +1977,12 @@ func (s *Server) getCodec(contentSubtype string) baseCodec { return s.opts.codec } if contentSubtype == "" { - return encoding.GetCodec(proto.Name) + return getCodec(proto.Name) } - codec := encoding.GetCodec(contentSubtype) + codec := getCodec(contentSubtype) if codec == nil { logger.Warningf("Unsupported codec %q. Defaulting to %q for now. This will start to fail in future releases.", contentSubtype, proto.Name) - return encoding.GetCodec(proto.Name) + return getCodec(proto.Name) } return codec } diff --git a/vendor/google.golang.org/grpc/shared_buffer_pool.go b/vendor/google.golang.org/grpc/shared_buffer_pool.go deleted file mode 100644 index 48a64cfe8..000000000 --- a/vendor/google.golang.org/grpc/shared_buffer_pool.go +++ /dev/null @@ -1,154 +0,0 @@ -/* - * - * Copyright 2023 gRPC authors. - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - */ - -package grpc - -import "sync" - -// SharedBufferPool is a pool of buffers that can be shared, resulting in -// decreased memory allocation. Currently, in gRPC-go, it is only utilized -// for parsing incoming messages. -// -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. -type SharedBufferPool interface { - // Get returns a buffer with specified length from the pool. - // - // The returned byte slice may be not zero initialized. - Get(length int) []byte - - // Put returns a buffer to the pool. - Put(*[]byte) -} - -// NewSharedBufferPool creates a simple SharedBufferPool with buckets -// of different sizes to optimize memory usage. This prevents the pool from -// wasting large amounts of memory, even when handling messages of varying sizes. -// -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. -func NewSharedBufferPool() SharedBufferPool { - return &simpleSharedBufferPool{ - pools: [poolArraySize]simpleSharedBufferChildPool{ - newBytesPool(level0PoolMaxSize), - newBytesPool(level1PoolMaxSize), - newBytesPool(level2PoolMaxSize), - newBytesPool(level3PoolMaxSize), - newBytesPool(level4PoolMaxSize), - newBytesPool(0), - }, - } -} - -// simpleSharedBufferPool is a simple implementation of SharedBufferPool. -type simpleSharedBufferPool struct { - pools [poolArraySize]simpleSharedBufferChildPool -} - -func (p *simpleSharedBufferPool) Get(size int) []byte { - return p.pools[p.poolIdx(size)].Get(size) -} - -func (p *simpleSharedBufferPool) Put(bs *[]byte) { - p.pools[p.poolIdx(cap(*bs))].Put(bs) -} - -func (p *simpleSharedBufferPool) poolIdx(size int) int { - switch { - case size <= level0PoolMaxSize: - return level0PoolIdx - case size <= level1PoolMaxSize: - return level1PoolIdx - case size <= level2PoolMaxSize: - return level2PoolIdx - case size <= level3PoolMaxSize: - return level3PoolIdx - case size <= level4PoolMaxSize: - return level4PoolIdx - default: - return levelMaxPoolIdx - } -} - -const ( - level0PoolMaxSize = 16 // 16 B - level1PoolMaxSize = level0PoolMaxSize * 16 // 256 B - level2PoolMaxSize = level1PoolMaxSize * 16 // 4 KB - level3PoolMaxSize = level2PoolMaxSize * 16 // 64 KB - level4PoolMaxSize = level3PoolMaxSize * 16 // 1 MB -) - -const ( - level0PoolIdx = iota - level1PoolIdx - level2PoolIdx - level3PoolIdx - level4PoolIdx - levelMaxPoolIdx - poolArraySize -) - -type simpleSharedBufferChildPool interface { - Get(size int) []byte - Put(any) -} - -type bufferPool struct { - sync.Pool - - defaultSize int -} - -func (p *bufferPool) Get(size int) []byte { - bs := p.Pool.Get().(*[]byte) - - if cap(*bs) < size { - p.Pool.Put(bs) - - return make([]byte, size) - } - - return (*bs)[:size] -} - -func newBytesPool(size int) simpleSharedBufferChildPool { - return &bufferPool{ - Pool: sync.Pool{ - New: func() any { - bs := make([]byte, size) - return &bs - }, - }, - defaultSize: size, - } -} - -// nopBufferPool is a buffer pool just makes new buffer without pooling. -type nopBufferPool struct { -} - -func (nopBufferPool) Get(length int) []byte { - return make([]byte, length) -} - -func (nopBufferPool) Put(*[]byte) { -} diff --git a/vendor/google.golang.org/grpc/stats/stats.go b/vendor/google.golang.org/grpc/stats/stats.go index fdb0bd651..71195c494 100644 --- a/vendor/google.golang.org/grpc/stats/stats.go +++ b/vendor/google.golang.org/grpc/stats/stats.go @@ -77,9 +77,6 @@ type InPayload struct { // the call to HandleRPC which provides the InPayload returns and must be // copied if needed later. Payload any - // Data is the serialized message payload. - // Deprecated: Data will be removed in the next release. - Data []byte // Length is the size of the uncompressed payload data. Does not include any // framing (gRPC or HTTP/2). @@ -150,9 +147,6 @@ type OutPayload struct { // the call to HandleRPC which provides the OutPayload returns and must be // copied if needed later. Payload any - // Data is the serialized message payload. - // Deprecated: Data will be removed in the next release. - Data []byte // Length is the size of the uncompressed payload data. Does not include any // framing (gRPC or HTTP/2). Length int diff --git a/vendor/google.golang.org/grpc/stream.go b/vendor/google.golang.org/grpc/stream.go index 8051ef5b5..bb2b2a216 100644 --- a/vendor/google.golang.org/grpc/stream.go +++ b/vendor/google.golang.org/grpc/stream.go @@ -41,6 +41,7 @@ import ( "google.golang.org/grpc/internal/serviceconfig" istatus "google.golang.org/grpc/internal/status" "google.golang.org/grpc/internal/transport" + "google.golang.org/grpc/mem" "google.golang.org/grpc/metadata" "google.golang.org/grpc/peer" "google.golang.org/grpc/stats" @@ -359,7 +360,7 @@ func newClientStreamWithParams(ctx context.Context, desc *StreamDesc, cc *Client cs.attempt = a return nil } - if err := cs.withRetry(op, func() { cs.bufferForRetryLocked(0, op) }); err != nil { + if err := cs.withRetry(op, func() { cs.bufferForRetryLocked(0, op, nil) }); err != nil { return nil, err } @@ -517,7 +518,7 @@ func (a *csAttempt) newStream() error { } a.s = s a.ctx = s.Context() - a.p = &parser{r: s, recvBufferPool: a.cs.cc.dopts.recvBufferPool} + a.p = &parser{r: s, bufferPool: a.cs.cc.dopts.copts.BufferPool} return nil } @@ -566,10 +567,15 @@ type clientStream struct { // place where we need to check if the attempt is nil. attempt *csAttempt // TODO(hedging): hedging will have multiple attempts simultaneously. - committed bool // active attempt committed for retry? - onCommit func() - buffer []func(a *csAttempt) error // operations to replay on retry - bufferSize int // current size of buffer + committed bool // active attempt committed for retry? + onCommit func() + replayBuffer []replayOp // operations to replay on retry + replayBufferSize int // current size of replayBuffer +} + +type replayOp struct { + op func(a *csAttempt) error + cleanup func() } // csAttempt implements a single transport stream attempt within a @@ -607,7 +613,12 @@ func (cs *clientStream) commitAttemptLocked() { cs.onCommit() } cs.committed = true - cs.buffer = nil + for _, op := range cs.replayBuffer { + if op.cleanup != nil { + op.cleanup() + } + } + cs.replayBuffer = nil } func (cs *clientStream) commitAttempt() { @@ -732,7 +743,7 @@ func (cs *clientStream) retryLocked(attempt *csAttempt, lastErr error) error { // the stream is canceled. return err } - // Note that the first op in the replay buffer always sets cs.attempt + // Note that the first op in replayBuffer always sets cs.attempt // if it is able to pick a transport and create a stream. if lastErr = cs.replayBufferLocked(attempt); lastErr == nil { return nil @@ -761,7 +772,7 @@ func (cs *clientStream) withRetry(op func(a *csAttempt) error, onSuccess func()) // already be status errors. return toRPCErr(op(cs.attempt)) } - if len(cs.buffer) == 0 { + if len(cs.replayBuffer) == 0 { // For the first op, which controls creation of the stream and // assigns cs.attempt, we need to create a new attempt inline // before executing the first op. On subsequent ops, the attempt @@ -851,25 +862,26 @@ func (cs *clientStream) Trailer() metadata.MD { } func (cs *clientStream) replayBufferLocked(attempt *csAttempt) error { - for _, f := range cs.buffer { - if err := f(attempt); err != nil { + for _, f := range cs.replayBuffer { + if err := f.op(attempt); err != nil { return err } } return nil } -func (cs *clientStream) bufferForRetryLocked(sz int, op func(a *csAttempt) error) { +func (cs *clientStream) bufferForRetryLocked(sz int, op func(a *csAttempt) error, cleanup func()) { // Note: we still will buffer if retry is disabled (for transparent retries). if cs.committed { return } - cs.bufferSize += sz - if cs.bufferSize > cs.callInfo.maxRetryRPCBufferSize { + cs.replayBufferSize += sz + if cs.replayBufferSize > cs.callInfo.maxRetryRPCBufferSize { cs.commitAttemptLocked() + cleanup() return } - cs.buffer = append(cs.buffer, op) + cs.replayBuffer = append(cs.replayBuffer, replayOp{op: op, cleanup: cleanup}) } func (cs *clientStream) SendMsg(m any) (err error) { @@ -891,23 +903,50 @@ func (cs *clientStream) SendMsg(m any) (err error) { } // load hdr, payload, data - hdr, payload, data, err := prepareMsg(m, cs.codec, cs.cp, cs.comp) + hdr, data, payload, pf, err := prepareMsg(m, cs.codec, cs.cp, cs.comp, cs.cc.dopts.copts.BufferPool) if err != nil { return err } + defer func() { + data.Free() + // only free payload if compression was made, and therefore it is a different set + // of buffers from data. + if pf.isCompressed() { + payload.Free() + } + }() + + dataLen := data.Len() + payloadLen := payload.Len() // TODO(dfawley): should we be checking len(data) instead? - if len(payload) > *cs.callInfo.maxSendMessageSize { - return status.Errorf(codes.ResourceExhausted, "trying to send message larger than max (%d vs. %d)", len(payload), *cs.callInfo.maxSendMessageSize) + if payloadLen > *cs.callInfo.maxSendMessageSize { + return status.Errorf(codes.ResourceExhausted, "trying to send message larger than max (%d vs. %d)", payloadLen, *cs.callInfo.maxSendMessageSize) } + + // always take an extra ref in case data == payload (i.e. when the data isn't + // compressed). The original ref will always be freed by the deferred free above. + payload.Ref() op := func(a *csAttempt) error { - return a.sendMsg(m, hdr, payload, data) + return a.sendMsg(m, hdr, payload, dataLen, payloadLen) + } + + // onSuccess is invoked when the op is captured for a subsequent retry. If the + // stream was established by a previous message and therefore retries are + // disabled, onSuccess will not be invoked, and payloadRef can be freed + // immediately. + onSuccessCalled := false + err = cs.withRetry(op, func() { + cs.bufferForRetryLocked(len(hdr)+payloadLen, op, payload.Free) + onSuccessCalled = true + }) + if !onSuccessCalled { + payload.Free() } - err = cs.withRetry(op, func() { cs.bufferForRetryLocked(len(hdr)+len(payload), op) }) if len(cs.binlogs) != 0 && err == nil { cm := &binarylog.ClientMessage{ OnClientSide: true, - Message: data, + Message: data.Materialize(), } for _, binlog := range cs.binlogs { binlog.Log(cs.ctx, cm) @@ -924,6 +963,7 @@ func (cs *clientStream) RecvMsg(m any) error { var recvInfo *payloadInfo if len(cs.binlogs) != 0 { recvInfo = &payloadInfo{} + defer recvInfo.free() } err := cs.withRetry(func(a *csAttempt) error { return a.recvMsg(m, recvInfo) @@ -931,7 +971,7 @@ func (cs *clientStream) RecvMsg(m any) error { if len(cs.binlogs) != 0 && err == nil { sm := &binarylog.ServerMessage{ OnClientSide: true, - Message: recvInfo.uncompressedBytes, + Message: recvInfo.uncompressedBytes.Materialize(), } for _, binlog := range cs.binlogs { binlog.Log(cs.ctx, sm) @@ -958,7 +998,7 @@ func (cs *clientStream) CloseSend() error { // RecvMsg. This also matches historical behavior. return nil } - cs.withRetry(op, func() { cs.bufferForRetryLocked(0, op) }) + cs.withRetry(op, func() { cs.bufferForRetryLocked(0, op, nil) }) if len(cs.binlogs) != 0 { chc := &binarylog.ClientHalfClose{ OnClientSide: true, @@ -1034,7 +1074,7 @@ func (cs *clientStream) finish(err error) { cs.cancel() } -func (a *csAttempt) sendMsg(m any, hdr, payld, data []byte) error { +func (a *csAttempt) sendMsg(m any, hdr []byte, payld mem.BufferSlice, dataLength, payloadLength int) error { cs := a.cs if a.trInfo != nil { a.mu.Lock() @@ -1052,8 +1092,10 @@ func (a *csAttempt) sendMsg(m any, hdr, payld, data []byte) error { } return io.EOF } - for _, sh := range a.statsHandlers { - sh.HandleRPC(a.ctx, outPayload(true, m, data, payld, time.Now())) + if len(a.statsHandlers) != 0 { + for _, sh := range a.statsHandlers { + sh.HandleRPC(a.ctx, outPayload(true, m, dataLength, payloadLength, time.Now())) + } } if channelz.IsOn() { a.t.IncrMsgSent() @@ -1065,6 +1107,7 @@ func (a *csAttempt) recvMsg(m any, payInfo *payloadInfo) (err error) { cs := a.cs if len(a.statsHandlers) != 0 && payInfo == nil { payInfo = &payloadInfo{} + defer payInfo.free() } if !a.decompSet { @@ -1083,8 +1126,7 @@ func (a *csAttempt) recvMsg(m any, payInfo *payloadInfo) (err error) { // Only initialize this state once per stream. a.decompSet = true } - err = recv(a.p, cs.codec, a.s, a.dc, m, *cs.callInfo.maxReceiveMessageSize, payInfo, a.decomp) - if err != nil { + if err := recv(a.p, cs.codec, a.s, a.dc, m, *cs.callInfo.maxReceiveMessageSize, payInfo, a.decomp, false); err != nil { if err == io.EOF { if statusErr := a.s.Status().Err(); statusErr != nil { return statusErr @@ -1103,14 +1145,12 @@ func (a *csAttempt) recvMsg(m any, payInfo *payloadInfo) (err error) { } for _, sh := range a.statsHandlers { sh.HandleRPC(a.ctx, &stats.InPayload{ - Client: true, - RecvTime: time.Now(), - Payload: m, - // TODO truncate large payload. - Data: payInfo.uncompressedBytes, + Client: true, + RecvTime: time.Now(), + Payload: m, WireLength: payInfo.compressedLength + headerLen, CompressedLength: payInfo.compressedLength, - Length: len(payInfo.uncompressedBytes), + Length: payInfo.uncompressedBytes.Len(), }) } if channelz.IsOn() { @@ -1122,14 +1162,12 @@ func (a *csAttempt) recvMsg(m any, payInfo *payloadInfo) (err error) { } // Special handling for non-server-stream rpcs. // This recv expects EOF or errors, so we don't collect inPayload. - err = recv(a.p, cs.codec, a.s, a.dc, m, *cs.callInfo.maxReceiveMessageSize, nil, a.decomp) - if err == nil { - return toRPCErr(errors.New("grpc: client streaming protocol violation: get <nil>, want <EOF>")) - } - if err == io.EOF { + if err := recv(a.p, cs.codec, a.s, a.dc, m, *cs.callInfo.maxReceiveMessageSize, nil, a.decomp, false); err == io.EOF { return a.s.Status().Err() // non-server streaming Recv returns nil on success + } else if err != nil { + return toRPCErr(err) } - return toRPCErr(err) + return toRPCErr(errors.New("grpc: client streaming protocol violation: get <nil>, want <EOF>")) } func (a *csAttempt) finish(err error) { @@ -1185,12 +1223,12 @@ func (a *csAttempt) finish(err error) { a.mu.Unlock() } -// newClientStream creates a ClientStream with the specified transport, on the +// newNonRetryClientStream creates a ClientStream with the specified transport, on the // given addrConn. // // It's expected that the given transport is either the same one in addrConn, or // is already closed. To avoid race, transport is specified separately, instead -// of using ac.transpot. +// of using ac.transport. // // Main difference between this and ClientConn.NewStream: // - no retry @@ -1276,7 +1314,7 @@ func newNonRetryClientStream(ctx context.Context, desc *StreamDesc, method strin return nil, err } as.s = s - as.p = &parser{r: s, recvBufferPool: ac.dopts.recvBufferPool} + as.p = &parser{r: s, bufferPool: ac.dopts.copts.BufferPool} ac.incrCallsStarted() if desc != unaryStreamDesc { // Listen on stream context to cleanup when the stream context is @@ -1373,17 +1411,26 @@ func (as *addrConnStream) SendMsg(m any) (err error) { } // load hdr, payload, data - hdr, payld, _, err := prepareMsg(m, as.codec, as.cp, as.comp) + hdr, data, payload, pf, err := prepareMsg(m, as.codec, as.cp, as.comp, as.ac.dopts.copts.BufferPool) if err != nil { return err } + defer func() { + data.Free() + // only free payload if compression was made, and therefore it is a different set + // of buffers from data. + if pf.isCompressed() { + payload.Free() + } + }() + // TODO(dfawley): should we be checking len(data) instead? - if len(payld) > *as.callInfo.maxSendMessageSize { - return status.Errorf(codes.ResourceExhausted, "trying to send message larger than max (%d vs. %d)", len(payld), *as.callInfo.maxSendMessageSize) + if payload.Len() > *as.callInfo.maxSendMessageSize { + return status.Errorf(codes.ResourceExhausted, "trying to send message larger than max (%d vs. %d)", payload.Len(), *as.callInfo.maxSendMessageSize) } - if err := as.t.Write(as.s, hdr, payld, &transport.Options{Last: !as.desc.ClientStreams}); err != nil { + if err := as.t.Write(as.s, hdr, payload, &transport.Options{Last: !as.desc.ClientStreams}); err != nil { if !as.desc.ClientStreams { // For non-client-streaming RPCs, we return nil instead of EOF on error // because the generated code requires it. finish is not called; RecvMsg() @@ -1423,8 +1470,7 @@ func (as *addrConnStream) RecvMsg(m any) (err error) { // Only initialize this state once per stream. as.decompSet = true } - err = recv(as.p, as.codec, as.s, as.dc, m, *as.callInfo.maxReceiveMessageSize, nil, as.decomp) - if err != nil { + if err := recv(as.p, as.codec, as.s, as.dc, m, *as.callInfo.maxReceiveMessageSize, nil, as.decomp, false); err != nil { if err == io.EOF { if statusErr := as.s.Status().Err(); statusErr != nil { return statusErr @@ -1444,14 +1490,12 @@ func (as *addrConnStream) RecvMsg(m any) (err error) { // Special handling for non-server-stream rpcs. // This recv expects EOF or errors, so we don't collect inPayload. - err = recv(as.p, as.codec, as.s, as.dc, m, *as.callInfo.maxReceiveMessageSize, nil, as.decomp) - if err == nil { - return toRPCErr(errors.New("grpc: client streaming protocol violation: get <nil>, want <EOF>")) - } - if err == io.EOF { + if err := recv(as.p, as.codec, as.s, as.dc, m, *as.callInfo.maxReceiveMessageSize, nil, as.decomp, false); err == io.EOF { return as.s.Status().Err() // non-server streaming Recv returns nil on success + } else if err != nil { + return toRPCErr(err) } - return toRPCErr(err) + return toRPCErr(errors.New("grpc: client streaming protocol violation: get <nil>, want <EOF>")) } func (as *addrConnStream) finish(err error) { @@ -1645,18 +1689,31 @@ func (ss *serverStream) SendMsg(m any) (err error) { } // load hdr, payload, data - hdr, payload, data, err := prepareMsg(m, ss.codec, ss.cp, ss.comp) + hdr, data, payload, pf, err := prepareMsg(m, ss.codec, ss.cp, ss.comp, ss.p.bufferPool) if err != nil { return err } + defer func() { + data.Free() + // only free payload if compression was made, and therefore it is a different set + // of buffers from data. + if pf.isCompressed() { + payload.Free() + } + }() + + dataLen := data.Len() + payloadLen := payload.Len() + // TODO(dfawley): should we be checking len(data) instead? - if len(payload) > ss.maxSendMessageSize { - return status.Errorf(codes.ResourceExhausted, "trying to send message larger than max (%d vs. %d)", len(payload), ss.maxSendMessageSize) + if payloadLen > ss.maxSendMessageSize { + return status.Errorf(codes.ResourceExhausted, "trying to send message larger than max (%d vs. %d)", payloadLen, ss.maxSendMessageSize) } if err := ss.t.Write(ss.s, hdr, payload, &transport.Options{Last: false}); err != nil { return toRPCErr(err) } + if len(ss.binlogs) != 0 { if !ss.serverHeaderBinlogged { h, _ := ss.s.Header() @@ -1669,7 +1726,7 @@ func (ss *serverStream) SendMsg(m any) (err error) { } } sm := &binarylog.ServerMessage{ - Message: data, + Message: data.Materialize(), } for _, binlog := range ss.binlogs { binlog.Log(ss.ctx, sm) @@ -1677,7 +1734,7 @@ func (ss *serverStream) SendMsg(m any) (err error) { } if len(ss.statsHandler) != 0 { for _, sh := range ss.statsHandler { - sh.HandleRPC(ss.s.Context(), outPayload(false, m, data, payload, time.Now())) + sh.HandleRPC(ss.s.Context(), outPayload(false, m, dataLen, payloadLen, time.Now())) } } return nil @@ -1714,8 +1771,9 @@ func (ss *serverStream) RecvMsg(m any) (err error) { var payInfo *payloadInfo if len(ss.statsHandler) != 0 || len(ss.binlogs) != 0 { payInfo = &payloadInfo{} + defer payInfo.free() } - if err := recv(ss.p, ss.codec, ss.s, ss.dc, m, ss.maxReceiveMessageSize, payInfo, ss.decomp); err != nil { + if err := recv(ss.p, ss.codec, ss.s, ss.dc, m, ss.maxReceiveMessageSize, payInfo, ss.decomp, true); err != nil { if err == io.EOF { if len(ss.binlogs) != 0 { chc := &binarylog.ClientHalfClose{} @@ -1733,11 +1791,9 @@ func (ss *serverStream) RecvMsg(m any) (err error) { if len(ss.statsHandler) != 0 { for _, sh := range ss.statsHandler { sh.HandleRPC(ss.s.Context(), &stats.InPayload{ - RecvTime: time.Now(), - Payload: m, - // TODO truncate large payload. - Data: payInfo.uncompressedBytes, - Length: len(payInfo.uncompressedBytes), + RecvTime: time.Now(), + Payload: m, + Length: payInfo.uncompressedBytes.Len(), WireLength: payInfo.compressedLength + headerLen, CompressedLength: payInfo.compressedLength, }) @@ -1745,7 +1801,7 @@ func (ss *serverStream) RecvMsg(m any) (err error) { } if len(ss.binlogs) != 0 { cm := &binarylog.ClientMessage{ - Message: payInfo.uncompressedBytes, + Message: payInfo.uncompressedBytes.Materialize(), } for _, binlog := range ss.binlogs { binlog.Log(ss.ctx, cm) @@ -1760,23 +1816,26 @@ func MethodFromServerStream(stream ServerStream) (string, bool) { return Method(stream.Context()) } -// prepareMsg returns the hdr, payload and data -// using the compressors passed or using the -// passed preparedmsg -func prepareMsg(m any, codec baseCodec, cp Compressor, comp encoding.Compressor) (hdr, payload, data []byte, err error) { +// prepareMsg returns the hdr, payload and data using the compressors passed or +// using the passed preparedmsg. The returned boolean indicates whether +// compression was made and therefore whether the payload needs to be freed in +// addition to the returned data. Freeing the payload if the returned boolean is +// false can lead to undefined behavior. +func prepareMsg(m any, codec baseCodec, cp Compressor, comp encoding.Compressor, pool mem.BufferPool) (hdr []byte, data, payload mem.BufferSlice, pf payloadFormat, err error) { if preparedMsg, ok := m.(*PreparedMsg); ok { - return preparedMsg.hdr, preparedMsg.payload, preparedMsg.encodedData, nil + return preparedMsg.hdr, preparedMsg.encodedData, preparedMsg.payload, preparedMsg.pf, nil } // The input interface is not a prepared msg. // Marshal and Compress the data at this point data, err = encode(codec, m) if err != nil { - return nil, nil, nil, err + return nil, nil, nil, 0, err } - compData, err := compress(data, cp, comp) + compData, pf, err := compress(data, cp, comp, pool) if err != nil { - return nil, nil, nil, err + data.Free() + return nil, nil, nil, 0, err } - hdr, payload = msgHeader(data, compData) - return hdr, payload, data, nil + hdr, payload = msgHeader(data, compData, pf) + return hdr, data, payload, pf, nil } diff --git a/vendor/google.golang.org/grpc/version.go b/vendor/google.golang.org/grpc/version.go index bafaef99b..03f931834 100644 --- a/vendor/google.golang.org/grpc/version.go +++ b/vendor/google.golang.org/grpc/version.go @@ -19,4 +19,4 @@ package grpc // Version is the current grpc version. -const Version = "1.65.0" +const Version = "1.66.1" |