diff options
Diffstat (limited to 'vendor/google.golang.org/grpc')
51 files changed, 2167 insertions, 2093 deletions
diff --git a/vendor/google.golang.org/grpc/balancer/balancer.go b/vendor/google.golang.org/grpc/balancer/balancer.go index d79560a2e..f391744f7 100644 --- a/vendor/google.golang.org/grpc/balancer/balancer.go +++ b/vendor/google.golang.org/grpc/balancer/balancer.go @@ -54,13 +54,14 @@ var ( // an init() function), and is not thread-safe. If multiple Balancers are // registered with the same name, the one registered last will take effect. func Register(b Builder) { - if strings.ToLower(b.Name()) != b.Name() { + name := strings.ToLower(b.Name()) + if name != b.Name() { // TODO: Skip the use of strings.ToLower() to index the map after v1.59 // is released to switch to case sensitive balancer registry. Also, // remove this warning and update the docstrings for Register and Get. logger.Warningf("Balancer registered with name %q. grpc-go will be switching to case sensitive balancer registries soon", b.Name()) } - m[strings.ToLower(b.Name())] = b + m[name] = b } // unregisterForTesting deletes the balancer with the given name from the @@ -232,8 +233,8 @@ type BuildOptions struct { // implementations which do not communicate with a remote load balancer // server can ignore this field. Authority string - // ChannelzParentID is the parent ClientConn's channelz ID. - ChannelzParentID *channelz.Identifier + // ChannelzParent is the parent ClientConn's channelz channel. + ChannelzParent channelz.Identifier // CustomUserAgent is the custom user agent set on the parent ClientConn. // The balancer should set the same custom user agent if it creates a // ClientConn. diff --git a/vendor/google.golang.org/grpc/balancer_wrapper.go b/vendor/google.golang.org/grpc/balancer_wrapper.go index b5e30cff0..af39b8a4c 100644 --- a/vendor/google.golang.org/grpc/balancer_wrapper.go +++ b/vendor/google.golang.org/grpc/balancer_wrapper.go @@ -21,7 +21,6 @@ package grpc import ( "context" "fmt" - "strings" "sync" "google.golang.org/grpc/balancer" @@ -66,19 +65,20 @@ type ccBalancerWrapper struct { } // newCCBalancerWrapper creates a new balancer wrapper in idle state. The -// underlying balancer is not created until the switchTo() method is invoked. +// underlying balancer is not created until the updateClientConnState() method +// is invoked. func newCCBalancerWrapper(cc *ClientConn) *ccBalancerWrapper { ctx, cancel := context.WithCancel(cc.ctx) ccb := &ccBalancerWrapper{ cc: cc, opts: balancer.BuildOptions{ - DialCreds: cc.dopts.copts.TransportCredentials, - CredsBundle: cc.dopts.copts.CredsBundle, - Dialer: cc.dopts.copts.Dialer, - Authority: cc.authority, - CustomUserAgent: cc.dopts.copts.UserAgent, - ChannelzParentID: cc.channelzID, - Target: cc.parsedTarget, + DialCreds: cc.dopts.copts.TransportCredentials, + CredsBundle: cc.dopts.copts.CredsBundle, + Dialer: cc.dopts.copts.Dialer, + Authority: cc.authority, + CustomUserAgent: cc.dopts.copts.UserAgent, + ChannelzParent: cc.channelz, + Target: cc.parsedTarget, }, serializer: grpcsync.NewCallbackSerializer(ctx), serializerCancel: cancel, @@ -97,6 +97,11 @@ func (ccb *ccBalancerWrapper) updateClientConnState(ccs *balancer.ClientConnStat if ctx.Err() != nil || ccb.balancer == nil { return } + name := gracefulswitch.ChildName(ccs.BalancerConfig) + if ccb.curBalancerName != name { + ccb.curBalancerName = name + channelz.Infof(logger, ccb.cc.channelz, "Channel switches to new LB policy %q", name) + } err := ccb.balancer.UpdateClientConnState(*ccs) if logger.V(2) && err != nil { logger.Infof("error from balancer.UpdateClientConnState: %v", err) @@ -120,54 +125,6 @@ func (ccb *ccBalancerWrapper) resolverError(err error) { }) } -// switchTo is invoked by grpc to instruct the balancer wrapper to switch to the -// LB policy identified by name. -// -// ClientConn calls newCCBalancerWrapper() at creation time. Upon receipt of the -// first good update from the name resolver, it determines the LB policy to use -// and invokes the switchTo() method. Upon receipt of every subsequent update -// from the name resolver, it invokes this method. -// -// the ccBalancerWrapper keeps track of the current LB policy name, and skips -// the graceful balancer switching process if the name does not change. -func (ccb *ccBalancerWrapper) switchTo(name string) { - ccb.serializer.Schedule(func(ctx context.Context) { - if ctx.Err() != nil || ccb.balancer == nil { - return - } - // TODO: Other languages use case-sensitive balancer registries. We should - // switch as well. See: https://github.com/grpc/grpc-go/issues/5288. - if strings.EqualFold(ccb.curBalancerName, name) { - return - } - ccb.buildLoadBalancingPolicy(name) - }) -} - -// buildLoadBalancingPolicy performs the following: -// - retrieve a balancer builder for the given name. Use the default LB -// policy, pick_first, if no LB policy with name is found in the registry. -// - instruct the gracefulswitch balancer to switch to the above builder. This -// will actually build the new balancer. -// - update the `curBalancerName` field -// -// Must be called from a serializer callback. -func (ccb *ccBalancerWrapper) buildLoadBalancingPolicy(name string) { - builder := balancer.Get(name) - if builder == nil { - channelz.Warningf(logger, ccb.cc.channelzID, "Channel switches to new LB policy %q, since the specified LB policy %q was not registered", PickFirstBalancerName, name) - builder = newPickfirstBuilder() - } else { - channelz.Infof(logger, ccb.cc.channelzID, "Channel switches to new LB policy %q", name) - } - - if err := ccb.balancer.SwitchTo(builder); err != nil { - channelz.Errorf(logger, ccb.cc.channelzID, "Channel failed to build new LB policy %q: %v", name, err) - return - } - ccb.curBalancerName = builder.Name() -} - // close initiates async shutdown of the wrapper. cc.mu must be held when // calling this function. To determine the wrapper has finished shutting down, // the channel should block on ccb.serializer.Done() without cc.mu held. @@ -175,7 +132,7 @@ func (ccb *ccBalancerWrapper) close() { ccb.mu.Lock() ccb.closed = true ccb.mu.Unlock() - channelz.Info(logger, ccb.cc.channelzID, "ccBalancerWrapper: closing") + channelz.Info(logger, ccb.cc.channelz, "ccBalancerWrapper: closing") ccb.serializer.Schedule(func(context.Context) { if ccb.balancer == nil { return @@ -212,7 +169,7 @@ func (ccb *ccBalancerWrapper) NewSubConn(addrs []resolver.Address, opts balancer } ac, err := ccb.cc.newAddrConnLocked(addrs, opts) if err != nil { - channelz.Warningf(logger, ccb.cc.channelzID, "acBalancerWrapper: NewSubConn: failed to newAddrConn: %v", err) + channelz.Warningf(logger, ccb.cc.channelz, "acBalancerWrapper: NewSubConn: failed to newAddrConn: %v", err) return nil, err } acbw := &acBalancerWrapper{ @@ -304,7 +261,7 @@ func (acbw *acBalancerWrapper) updateState(s connectivity.State, err error) { } func (acbw *acBalancerWrapper) String() string { - return fmt.Sprintf("SubConn(id:%d)", acbw.ac.channelzID.Int()) + return fmt.Sprintf("SubConn(id:%d)", acbw.ac.channelz.ID) } func (acbw *acBalancerWrapper) UpdateAddresses(addrs []resolver.Address) { 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 e9e97d451..856c75dd4 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 @@ -18,8 +18,8 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: -// protoc-gen-go v1.31.0 -// protoc v4.22.0 +// protoc-gen-go v1.32.0 +// protoc v4.25.2 // 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 f6e815e6b..e3eb44d58 100644 --- a/vendor/google.golang.org/grpc/clientconn.go +++ b/vendor/google.golang.org/grpc/clientconn.go @@ -67,7 +67,7 @@ var ( errConnDrain = errors.New("grpc: the connection is drained") // errConnClosing indicates that the connection is closing. errConnClosing = errors.New("grpc: the connection is closing") - // errConnIdling indicates the the connection is being closed as the channel + // errConnIdling indicates the connection is being closed as the channel // is moving to an idle mode due to inactivity. errConnIdling = errors.New("grpc: the connection is closing due to channel idleness") // invalidDefaultServiceConfigErrPrefix is used to prefix the json parsing error for the default @@ -101,11 +101,6 @@ const ( defaultReadBufSize = 32 * 1024 ) -// Dial creates a client connection to the given target. -func Dial(target string, opts ...DialOption) (*ClientConn, error) { - return DialContext(context.Background(), target, opts...) -} - type defaultConfigSelector struct { sc *ServiceConfig } @@ -117,13 +112,22 @@ func (dcs *defaultConfigSelector) SelectConfig(rpcInfo iresolver.RPCInfo) (*ires }, nil } -// newClient returns a new client in idle mode. -func newClient(target string, opts ...DialOption) (conn *ClientConn, err error) { +// NewClient creates a new gRPC "channel" for the target URI provided. No I/O +// is performed. Use of the ClientConn for RPCs will automatically cause it to +// connect. Connect may be used to manually create a connection, but for most +// users this is unnecessary. +// +// The target name syntax is defined in +// https://github.com/grpc/grpc/blob/master/doc/naming.md. e.g. to use dns +// resolver, a "dns:///" prefix should be applied to the target. +// +// The DialOptions returned by WithBlock, WithTimeout, and +// WithReturnConnectionError are ignored by this function. +func NewClient(target string, opts ...DialOption) (conn *ClientConn, err error) { cc := &ClientConn{ target: target, conns: make(map[*addrConn]struct{}), dopts: defaultDialOptions(), - czData: new(channelzData), } cc.retryThrottler.Store((*retryThrottler)(nil)) @@ -175,15 +179,15 @@ func newClient(target string, opts ...DialOption) (conn *ClientConn, err error) // Determine the resolver to use. if err := cc.parseTargetAndFindResolver(); err != nil { - channelz.RemoveEntry(cc.channelzID) + channelz.RemoveEntry(cc.channelz.ID) return nil, err } if err = cc.determineAuthority(); err != nil { - channelz.RemoveEntry(cc.channelzID) + channelz.RemoveEntry(cc.channelz.ID) return nil, err } - cc.csMgr = newConnectivityStateManager(cc.ctx, cc.channelzID) + cc.csMgr = newConnectivityStateManager(cc.ctx, cc.channelz) cc.pickerWrapper = newPickerWrapper(cc.dopts.copts.StatsHandlers) cc.initIdleStateLocked() // Safe to call without the lock, since nothing else has a reference to cc. @@ -191,39 +195,36 @@ func newClient(target string, opts ...DialOption) (conn *ClientConn, err error) return cc, nil } -// DialContext creates a client connection to the given target. By default, it's -// a non-blocking dial (the function won't wait for connections to be -// established, and connecting happens in the background). To make it a blocking -// dial, use WithBlock() dial option. +// Dial calls DialContext(context.Background(), target, opts...). // -// In the non-blocking case, the ctx does not act against the connection. It -// only controls the setup steps. +// Deprecated: use NewClient instead. Will be supported throughout 1.x. +func Dial(target string, opts ...DialOption) (*ClientConn, error) { + return DialContext(context.Background(), target, opts...) +} + +// DialContext calls NewClient and then exits idle mode. If WithBlock(true) is +// used, it calls Connect and WaitForStateChange until either the context +// expires or the state of the ClientConn is Ready. // -// In the blocking case, ctx can be used to cancel or expire the pending -// connection. Once this function returns, the cancellation and expiration of -// ctx will be noop. Users should call ClientConn.Close to terminate all the -// pending operations after this function returns. +// One subtle difference between NewClient and Dial and DialContext is that the +// former uses "dns" as the default name resolver, while the latter use +// "passthrough" for backward compatibility. This distinction should not matter +// to most users, but could matter to legacy users that specify a custom dialer +// and expect it to receive the target string directly. // -// The target name syntax is defined in -// https://github.com/grpc/grpc/blob/master/doc/naming.md. -// e.g. to use dns resolver, a "dns:///" prefix should be applied to the target. +// Deprecated: use NewClient instead. Will be supported throughout 1.x. func DialContext(ctx context.Context, target string, opts ...DialOption) (conn *ClientConn, err error) { - cc, err := newClient(target, opts...) + // At the end of this method, we kick the channel out of idle, rather than + // waiting for the first rpc. + opts = append([]DialOption{withDefaultScheme("passthrough")}, opts...) + cc, err := NewClient(target, opts...) if err != nil { return nil, err } // We start the channel off in idle mode, but kick it out of idle now, - // instead of waiting for the first RPC. Other gRPC implementations do wait - // for the first RPC to kick the channel out of idle. But doing so would be - // a major behavior change for our users who are used to seeing the channel - // active after Dial. - // - // Taking this approach of kicking it out of idle at the end of this method - // allows us to share the code between channel creation and exiting idle - // mode. This will also make it easy for us to switch to starting the - // channel off in idle, i.e. by making newClient exported. - + // instead of waiting for the first RPC. This is the legacy behavior of + // Dial. defer func() { if err != nil { cc.Close() @@ -291,17 +292,17 @@ func DialContext(ctx context.Context, target string, opts ...DialOption) (conn * // addTraceEvent is a helper method to add a trace event on the channel. If the // channel is a nested one, the same event is also added on the parent channel. func (cc *ClientConn) addTraceEvent(msg string) { - ted := &channelz.TraceEventDesc{ + ted := &channelz.TraceEvent{ Desc: fmt.Sprintf("Channel %s", msg), Severity: channelz.CtInfo, } - if cc.dopts.channelzParentID != nil { - ted.Parent = &channelz.TraceEventDesc{ - Desc: fmt.Sprintf("Nested channel(id:%d) %s", cc.channelzID.Int(), msg), + if cc.dopts.channelzParent != nil { + ted.Parent = &channelz.TraceEvent{ + Desc: fmt.Sprintf("Nested channel(id:%d) %s", cc.channelz.ID, msg), Severity: channelz.CtInfo, } } - channelz.AddTraceEvent(logger, cc.channelzID, 0, ted) + channelz.AddTraceEvent(logger, cc.channelz, 0, ted) } type idler ClientConn @@ -418,14 +419,15 @@ func (cc *ClientConn) validateTransportCredentials() error { } // channelzRegistration registers the newly created ClientConn with channelz and -// stores the returned identifier in `cc.channelzID` and `cc.csMgr.channelzID`. -// A channelz trace event is emitted for ClientConn creation. If the newly -// created ClientConn is a nested one, i.e a valid parent ClientConn ID is -// specified via a dial option, the trace event is also added to the parent. +// stores the returned identifier in `cc.channelz`. A channelz trace event is +// emitted for ClientConn creation. If the newly created ClientConn is a nested +// one, i.e a valid parent ClientConn ID is specified via a dial option, the +// trace event is also added to the parent. // // Doesn't grab cc.mu as this method is expected to be called only at Dial time. func (cc *ClientConn) channelzRegistration(target string) { - cc.channelzID = channelz.RegisterChannel(&channelzChannel{cc}, cc.dopts.channelzParentID, target) + parentChannel, _ := cc.dopts.channelzParent.(*channelz.Channel) + cc.channelz = channelz.RegisterChannel(parentChannel, target) cc.addTraceEvent("created") } @@ -492,11 +494,11 @@ func getChainStreamer(interceptors []StreamClientInterceptor, curr int, finalStr } // newConnectivityStateManager creates an connectivityStateManager with -// the specified id. -func newConnectivityStateManager(ctx context.Context, id *channelz.Identifier) *connectivityStateManager { +// the specified channel. +func newConnectivityStateManager(ctx context.Context, channel *channelz.Channel) *connectivityStateManager { return &connectivityStateManager{ - channelzID: id, - pubSub: grpcsync.NewPubSub(ctx), + channelz: channel, + pubSub: grpcsync.NewPubSub(ctx), } } @@ -510,7 +512,7 @@ type connectivityStateManager struct { mu sync.Mutex state connectivity.State notifyChan chan struct{} - channelzID *channelz.Identifier + channelz *channelz.Channel pubSub *grpcsync.PubSub } @@ -527,9 +529,10 @@ func (csm *connectivityStateManager) updateState(state connectivity.State) { return } csm.state = state + csm.channelz.ChannelMetrics.State.Store(&state) csm.pubSub.Publish(state) - channelz.Infof(logger, csm.channelzID, "Channel Connectivity change to %v", state) + channelz.Infof(logger, csm.channelz, "Channel Connectivity change to %v", state) if csm.notifyChan != nil { // There are other goroutines waiting on this channel. close(csm.notifyChan) @@ -583,12 +586,12 @@ 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 parseTargetAndFindResolver(). - authority string // See determineAuthority(). - dopts dialOptions // Default and user specified dial options. - channelzID *channelz.Identifier // Channelz identifier for the channel. - resolverBuilder resolver.Builder // See parseTargetAndFindResolver(). + target string // User's dial target. + parsedTarget resolver.Target // See parseTargetAndFindResolver(). + authority string // See determineAuthority(). + dopts dialOptions // Default and user specified dial options. + channelz *channelz.Channel // Channelz object. + resolverBuilder resolver.Builder // See parseTargetAndFindResolver(). idlenessMgr *idle.Manager // The following provide their own synchronization, and therefore don't @@ -596,7 +599,6 @@ type ClientConn struct { csMgr *connectivityStateManager pickerWrapper *pickerWrapper safeConfigSelector iresolver.SafeConfigSelector - czData *channelzData retryThrottler atomic.Value // Updated from service config. // mu protects the following fields. @@ -690,6 +692,7 @@ func (cc *ClientConn) waitForResolvedAddrs(ctx context.Context) error { var emptyServiceConfig *ServiceConfig func init() { + balancer.Register(pickfirstBuilder{}) cfg := parseServiceConfig("{}") if cfg.Err != nil { panic(fmt.Sprintf("impossible error parsing empty service config: %v", cfg.Err)) @@ -707,15 +710,15 @@ func init() { } } -func (cc *ClientConn) maybeApplyDefaultServiceConfig(addrs []resolver.Address) { +func (cc *ClientConn) maybeApplyDefaultServiceConfig() { if cc.sc != nil { - cc.applyServiceConfigAndBalancer(cc.sc, nil, addrs) + cc.applyServiceConfigAndBalancer(cc.sc, nil) return } if cc.dopts.defaultServiceConfig != nil { - cc.applyServiceConfigAndBalancer(cc.dopts.defaultServiceConfig, &defaultConfigSelector{cc.dopts.defaultServiceConfig}, addrs) + cc.applyServiceConfigAndBalancer(cc.dopts.defaultServiceConfig, &defaultConfigSelector{cc.dopts.defaultServiceConfig}) } else { - cc.applyServiceConfigAndBalancer(emptyServiceConfig, &defaultConfigSelector{emptyServiceConfig}, addrs) + cc.applyServiceConfigAndBalancer(emptyServiceConfig, &defaultConfigSelector{emptyServiceConfig}) } } @@ -733,7 +736,7 @@ func (cc *ClientConn) updateResolverStateAndUnlock(s resolver.State, err error) // May need to apply the initial service config in case the resolver // doesn't support service configs, or doesn't provide a service config // with the new addresses. - cc.maybeApplyDefaultServiceConfig(nil) + cc.maybeApplyDefaultServiceConfig() cc.balancerWrapper.resolverError(err) @@ -744,10 +747,10 @@ func (cc *ClientConn) updateResolverStateAndUnlock(s resolver.State, err error) var ret error if cc.dopts.disableServiceConfig { - channelz.Infof(logger, cc.channelzID, "ignoring service config from resolver (%v) and applying the default because service config is disabled", s.ServiceConfig) - cc.maybeApplyDefaultServiceConfig(s.Addresses) + channelz.Infof(logger, cc.channelz, "ignoring service config from resolver (%v) and applying the default because service config is disabled", s.ServiceConfig) + cc.maybeApplyDefaultServiceConfig() } else if s.ServiceConfig == nil { - cc.maybeApplyDefaultServiceConfig(s.Addresses) + cc.maybeApplyDefaultServiceConfig() // TODO: do we need to apply a failing LB policy if there is no // default, per the error handling design? } else { @@ -755,12 +758,12 @@ func (cc *ClientConn) updateResolverStateAndUnlock(s resolver.State, err error) configSelector := iresolver.GetConfigSelector(s) if configSelector != nil { if len(s.ServiceConfig.Config.(*ServiceConfig).Methods) != 0 { - channelz.Infof(logger, cc.channelzID, "method configs in service config will be ignored due to presence of config selector") + channelz.Infof(logger, cc.channelz, "method configs in service config will be ignored due to presence of config selector") } } else { configSelector = &defaultConfigSelector{sc} } - cc.applyServiceConfigAndBalancer(sc, configSelector, s.Addresses) + cc.applyServiceConfigAndBalancer(sc, configSelector) } else { ret = balancer.ErrBadResolverState if cc.sc == nil { @@ -775,7 +778,7 @@ func (cc *ClientConn) updateResolverStateAndUnlock(s resolver.State, err error) var balCfg serviceconfig.LoadBalancingConfig if cc.sc != nil && cc.sc.lbConfig != nil { - balCfg = cc.sc.lbConfig.cfg + balCfg = cc.sc.lbConfig } bw := cc.balancerWrapper cc.mu.Unlock() @@ -834,22 +837,17 @@ func (cc *ClientConn) newAddrConnLocked(addrs []resolver.Address, opts balancer. addrs: copyAddressesWithoutBalancerAttributes(addrs), scopts: opts, dopts: cc.dopts, - czData: new(channelzData), + channelz: channelz.RegisterSubChannel(cc.channelz.ID, ""), resetBackoff: make(chan struct{}), stateChan: make(chan struct{}), } ac.ctx, ac.cancel = context.WithCancel(cc.ctx) - var err error - ac.channelzID, err = channelz.RegisterSubChannel(ac, cc.channelzID, "") - if err != nil { - return nil, err - } - channelz.AddTraceEvent(logger, ac.channelzID, 0, &channelz.TraceEventDesc{ + channelz.AddTraceEvent(logger, ac.channelz, 0, &channelz.TraceEvent{ Desc: "Subchannel created", Severity: channelz.CtInfo, - Parent: &channelz.TraceEventDesc{ - Desc: fmt.Sprintf("Subchannel(id:%d) created", ac.channelzID.Int()), + Parent: &channelz.TraceEvent{ + Desc: fmt.Sprintf("Subchannel(id:%d) created", ac.channelz.ID), Severity: channelz.CtInfo, }, }) @@ -872,38 +870,27 @@ func (cc *ClientConn) removeAddrConn(ac *addrConn, err error) { ac.tearDown(err) } -func (cc *ClientConn) channelzMetric() *channelz.ChannelInternalMetric { - return &channelz.ChannelInternalMetric{ - State: cc.GetState(), - Target: cc.target, - CallsStarted: atomic.LoadInt64(&cc.czData.callsStarted), - CallsSucceeded: atomic.LoadInt64(&cc.czData.callsSucceeded), - CallsFailed: atomic.LoadInt64(&cc.czData.callsFailed), - LastCallStartedTimestamp: time.Unix(0, atomic.LoadInt64(&cc.czData.lastCallStartedTime)), - } -} - // Target returns the target string of the ClientConn. -// -// # Experimental -// -// Notice: This API is EXPERIMENTAL and may be changed or removed in a -// later release. func (cc *ClientConn) Target() string { return cc.target } +// CanonicalTarget returns the canonical target string of the ClientConn. +func (cc *ClientConn) CanonicalTarget() string { + return cc.parsedTarget.String() +} + func (cc *ClientConn) incrCallsStarted() { - atomic.AddInt64(&cc.czData.callsStarted, 1) - atomic.StoreInt64(&cc.czData.lastCallStartedTime, time.Now().UnixNano()) + cc.channelz.ChannelMetrics.CallsStarted.Add(1) + cc.channelz.ChannelMetrics.LastCallStartedTimestamp.Store(time.Now().UnixNano()) } func (cc *ClientConn) incrCallsSucceeded() { - atomic.AddInt64(&cc.czData.callsSucceeded, 1) + cc.channelz.ChannelMetrics.CallsSucceeded.Add(1) } func (cc *ClientConn) incrCallsFailed() { - atomic.AddInt64(&cc.czData.callsFailed, 1) + cc.channelz.ChannelMetrics.CallsFailed.Add(1) } // connect starts creating a transport. @@ -947,7 +934,7 @@ func equalAddresses(a, b []resolver.Address) bool { // connections or connection attempts. func (ac *addrConn) updateAddrs(addrs []resolver.Address) { ac.mu.Lock() - channelz.Infof(logger, ac.channelzID, "addrConn: updateAddrs curAddr: %v, addrs: %v", pretty.ToJSON(ac.curAddr), pretty.ToJSON(addrs)) + channelz.Infof(logger, ac.channelz, "addrConn: updateAddrs curAddr: %v, addrs: %v", pretty.ToJSON(ac.curAddr), pretty.ToJSON(addrs)) addrs = copyAddressesWithoutBalancerAttributes(addrs) if equalAddresses(ac.addrs, addrs) { @@ -1067,7 +1054,7 @@ func (cc *ClientConn) getTransport(ctx context.Context, failfast bool, method st }) } -func (cc *ClientConn) applyServiceConfigAndBalancer(sc *ServiceConfig, configSelector iresolver.ConfigSelector, addrs []resolver.Address) { +func (cc *ClientConn) applyServiceConfigAndBalancer(sc *ServiceConfig, configSelector iresolver.ConfigSelector) { if sc == nil { // should never reach here. return @@ -1088,17 +1075,6 @@ func (cc *ClientConn) applyServiceConfigAndBalancer(sc *ServiceConfig, configSel } else { cc.retryThrottler.Store((*retryThrottler)(nil)) } - - var newBalancerName string - if cc.sc == nil || (cc.sc.lbConfig == nil && cc.sc.LB == nil) { - // No service config or no LB policy specified in config. - newBalancerName = PickFirstBalancerName - } else if cc.sc.lbConfig != nil { - newBalancerName = cc.sc.lbConfig.name - } else { // cc.sc.LB != nil - newBalancerName = *cc.sc.LB - } - cc.balancerWrapper.switchTo(newBalancerName) } func (cc *ClientConn) resolveNow(o resolver.ResolveNowOptions) { @@ -1174,7 +1150,7 @@ func (cc *ClientConn) Close() error { // TraceEvent needs to be called before RemoveEntry, as TraceEvent may add // trace reference to the entity being deleted, and thus prevent it from being // deleted right away. - channelz.RemoveEntry(cc.channelzID) + channelz.RemoveEntry(cc.channelz.ID) return nil } @@ -1206,8 +1182,7 @@ type addrConn struct { backoffIdx int // Needs to be stateful for resetConnectBackoff. resetBackoff chan struct{} - channelzID *channelz.Identifier - czData *channelzData + channelz *channelz.SubChannel } // Note: this requires a lock on ac.mu. @@ -1219,10 +1194,11 @@ func (ac *addrConn) updateConnectivityState(s connectivity.State, lastErr error) close(ac.stateChan) ac.stateChan = make(chan struct{}) ac.state = s + ac.channelz.ChannelMetrics.State.Store(&s) if lastErr == nil { - channelz.Infof(logger, ac.channelzID, "Subchannel Connectivity change to %v", s) + channelz.Infof(logger, ac.channelz, "Subchannel Connectivity change to %v", s) } else { - channelz.Infof(logger, ac.channelzID, "Subchannel Connectivity change to %v, last error: %s", s, lastErr) + channelz.Infof(logger, ac.channelz, "Subchannel Connectivity change to %v, last error: %s", s, lastErr) } ac.acbw.updateState(s, lastErr) } @@ -1335,7 +1311,7 @@ func (ac *addrConn) tryAllAddrs(ctx context.Context, addrs []resolver.Address, c } ac.mu.Unlock() - channelz.Infof(logger, ac.channelzID, "Subchannel picks a new address %q to connect", addr.Addr) + channelz.Infof(logger, ac.channelz, "Subchannel picks a new address %q to connect", addr.Addr) err := ac.createTransport(ctx, addr, copts, connectDeadline) if err == nil { @@ -1388,7 +1364,7 @@ func (ac *addrConn) createTransport(ctx context.Context, addr resolver.Address, connectCtx, cancel := context.WithDeadline(ctx, connectDeadline) defer cancel() - copts.ChannelzParentID = ac.channelzID + copts.ChannelzParent = ac.channelz newTr, err := transport.NewClientTransport(connectCtx, ac.cc.ctx, addr, copts, onClose) if err != nil { @@ -1397,7 +1373,7 @@ func (ac *addrConn) createTransport(ctx context.Context, addr resolver.Address, } // newTr is either nil, or closed. hcancel() - channelz.Warningf(logger, ac.channelzID, "grpc: addrConn.createTransport failed to connect to %s. Err: %v", addr, err) + channelz.Warningf(logger, ac.channelz, "grpc: addrConn.createTransport failed to connect to %s. Err: %v", addr, err) return err } @@ -1469,7 +1445,7 @@ func (ac *addrConn) startHealthCheck(ctx context.Context) { // The health package is not imported to set health check function. // // TODO: add a link to the health check doc in the error message. - channelz.Error(logger, ac.channelzID, "Health check is requested but health check function is not set.") + channelz.Error(logger, ac.channelz, "Health check is requested but health check function is not set.") return } @@ -1499,9 +1475,9 @@ func (ac *addrConn) startHealthCheck(ctx context.Context) { err := ac.cc.dopts.healthCheckFunc(ctx, newStream, setConnectivityState, healthCheckConfig.ServiceName) if err != nil { if status.Code(err) == codes.Unimplemented { - channelz.Error(logger, ac.channelzID, "Subchannel health check is unimplemented at server side, thus health check is disabled") + channelz.Error(logger, ac.channelz, "Subchannel health check is unimplemented at server side, thus health check is disabled") } else { - channelz.Errorf(logger, ac.channelzID, "Health checking failed: %v", err) + channelz.Errorf(logger, ac.channelz, "Health checking failed: %v", err) } } }() @@ -1566,18 +1542,18 @@ func (ac *addrConn) tearDown(err error) { ac.cancel() ac.curAddr = resolver.Address{} - channelz.AddTraceEvent(logger, ac.channelzID, 0, &channelz.TraceEventDesc{ + channelz.AddTraceEvent(logger, ac.channelz, 0, &channelz.TraceEvent{ Desc: "Subchannel deleted", Severity: channelz.CtInfo, - Parent: &channelz.TraceEventDesc{ - Desc: fmt.Sprintf("Subchannel(id:%d) deleted", ac.channelzID.Int()), + Parent: &channelz.TraceEvent{ + Desc: fmt.Sprintf("Subchannel(id:%d) deleted", ac.channelz.ID), Severity: channelz.CtInfo, }, }) // TraceEvent needs to be called before RemoveEntry, as TraceEvent may add // trace reference to the entity being deleted, and thus prevent it from // being deleted right away. - channelz.RemoveEntry(ac.channelzID) + channelz.RemoveEntry(ac.channelz.ID) ac.mu.Unlock() // We have to release the lock before the call to GracefulClose/Close here @@ -1604,39 +1580,6 @@ func (ac *addrConn) tearDown(err error) { } } -func (ac *addrConn) getState() connectivity.State { - ac.mu.Lock() - defer ac.mu.Unlock() - return ac.state -} - -func (ac *addrConn) ChannelzMetric() *channelz.ChannelInternalMetric { - ac.mu.Lock() - addr := ac.curAddr.Addr - ac.mu.Unlock() - return &channelz.ChannelInternalMetric{ - State: ac.getState(), - Target: addr, - CallsStarted: atomic.LoadInt64(&ac.czData.callsStarted), - CallsSucceeded: atomic.LoadInt64(&ac.czData.callsSucceeded), - CallsFailed: atomic.LoadInt64(&ac.czData.callsFailed), - LastCallStartedTimestamp: time.Unix(0, atomic.LoadInt64(&ac.czData.lastCallStartedTime)), - } -} - -func (ac *addrConn) incrCallsStarted() { - atomic.AddInt64(&ac.czData.callsStarted, 1) - atomic.StoreInt64(&ac.czData.lastCallStartedTime, time.Now().UnixNano()) -} - -func (ac *addrConn) incrCallsSucceeded() { - atomic.AddInt64(&ac.czData.callsSucceeded, 1) -} - -func (ac *addrConn) incrCallsFailed() { - atomic.AddInt64(&ac.czData.callsFailed, 1) -} - type retryThrottler struct { max float64 thresh float64 @@ -1674,12 +1617,17 @@ func (rt *retryThrottler) successfulRPC() { } } -type channelzChannel struct { - cc *ClientConn +func (ac *addrConn) incrCallsStarted() { + ac.channelz.ChannelMetrics.CallsStarted.Add(1) + ac.channelz.ChannelMetrics.LastCallStartedTimestamp.Store(time.Now().UnixNano()) } -func (c *channelzChannel) ChannelzMetric() *channelz.ChannelInternalMetric { - return c.cc.channelzMetric() +func (ac *addrConn) incrCallsSucceeded() { + ac.channelz.ChannelMetrics.CallsSucceeded.Add(1) +} + +func (ac *addrConn) incrCallsFailed() { + ac.channelz.ChannelMetrics.CallsFailed.Add(1) } // ErrClientConnTimeout indicates that the ClientConn cannot establish the @@ -1721,14 +1669,14 @@ func (cc *ClientConn) connectionError() error { // // Doesn't grab cc.mu as this method is expected to be called only at Dial time. func (cc *ClientConn) parseTargetAndFindResolver() error { - channelz.Infof(logger, cc.channelzID, "original dial target is: %q", cc.target) + channelz.Infof(logger, cc.channelz, "original dial target is: %q", cc.target) var rb resolver.Builder parsedTarget, err := parseTarget(cc.target) if err != nil { - channelz.Infof(logger, cc.channelzID, "dial target %q parse failed: %v", cc.target, err) + channelz.Infof(logger, cc.channelz, "dial target %q parse failed: %v", cc.target, err) } else { - channelz.Infof(logger, cc.channelzID, "parsed dial target is: %#v", parsedTarget) + channelz.Infof(logger, cc.channelz, "parsed dial target is: %#v", parsedTarget) rb = cc.getResolver(parsedTarget.URL.Scheme) if rb != nil { cc.parsedTarget = parsedTarget @@ -1740,17 +1688,22 @@ func (cc *ClientConn) parseTargetAndFindResolver() error { // We are here because the user's dial target did not contain a scheme or // specified an unregistered scheme. We should fallback to the default // scheme, except when a custom dialer is specified in which case, we should - // always use passthrough scheme. - defScheme := resolver.GetDefaultScheme() - channelz.Infof(logger, cc.channelzID, "fallback to scheme %q", defScheme) + // always use passthrough scheme. For either case, we need to respect any overridden + // global defaults set by the user. + defScheme := cc.dopts.defaultScheme + if internal.UserSetDefaultScheme { + defScheme = resolver.GetDefaultScheme() + } + + channelz.Infof(logger, cc.channelz, "fallback to scheme %q", defScheme) canonicalTarget := defScheme + ":///" + cc.target parsedTarget, err = parseTarget(canonicalTarget) if err != nil { - channelz.Infof(logger, cc.channelzID, "dial target %q parse failed: %v", canonicalTarget, err) + channelz.Infof(logger, cc.channelz, "dial target %q parse failed: %v", canonicalTarget, err) return err } - channelz.Infof(logger, cc.channelzID, "parsed dial target is: %+v", parsedTarget) + channelz.Infof(logger, cc.channelz, "parsed dial target is: %+v", parsedTarget) rb = cc.getResolver(parsedTarget.URL.Scheme) if rb == nil { return fmt.Errorf("could not get resolver for default scheme: %q", parsedTarget.URL.Scheme) @@ -1772,6 +1725,8 @@ func parseTarget(target string) (resolver.Target, error) { return resolver.Target{URL: *u}, nil } +// encodeAuthority escapes the authority string based on valid chars defined in +// https://datatracker.ietf.org/doc/html/rfc3986#section-3.2. func encodeAuthority(authority string) string { const upperhex = "0123456789ABCDEF" @@ -1871,6 +1826,6 @@ func (cc *ClientConn) determineAuthority() error { } else { cc.authority = encodeAuthority(endpoint) } - channelz.Infof(logger, cc.channelzID, "Channel authority set to %q", cc.authority) + channelz.Infof(logger, cc.channelz, "Channel authority set to %q", cc.authority) return nil } diff --git a/vendor/google.golang.org/grpc/credentials/credentials.go b/vendor/google.golang.org/grpc/credentials/credentials.go index 5feac3aa0..f6b55c68b 100644 --- a/vendor/google.golang.org/grpc/credentials/credentials.go +++ b/vendor/google.golang.org/grpc/credentials/credentials.go @@ -28,9 +28,9 @@ import ( "fmt" "net" - "github.com/golang/protobuf/proto" "google.golang.org/grpc/attributes" icredentials "google.golang.org/grpc/internal/credentials" + "google.golang.org/protobuf/protoadapt" ) // PerRPCCredentials defines the common interface for the credentials which need to @@ -287,5 +287,5 @@ type ChannelzSecurityValue interface { type OtherChannelzSecurityValue struct { ChannelzSecurityValue Name string - Value proto.Message + Value protoadapt.MessageV1 } diff --git a/vendor/google.golang.org/grpc/dialoptions.go b/vendor/google.golang.org/grpc/dialoptions.go index ba2426180..402493224 100644 --- a/vendor/google.golang.org/grpc/dialoptions.go +++ b/vendor/google.golang.org/grpc/dialoptions.go @@ -68,7 +68,7 @@ type dialOptions struct { binaryLogger binarylog.Logger copts transport.ConnectOptions callOptions []CallOption - channelzParentID *channelz.Identifier + channelzParent channelz.Identifier disableServiceConfig bool disableRetry bool disableHealthCheck bool @@ -79,6 +79,7 @@ type dialOptions struct { resolvers []resolver.Builder idleTimeout time.Duration recvBufferPool SharedBufferPool + defaultScheme string } // DialOption configures how we set up the connection. @@ -154,9 +155,7 @@ func WithSharedWriteBuffer(val bool) DialOption { } // WithWriteBufferSize determines how much data can be batched before doing a -// write on the wire. The corresponding memory allocation for this buffer will -// be twice the size to keep syscalls low. The default value for this buffer is -// 32KB. +// write on the wire. The default value for this buffer is 32KB. // // Zero or negative values will disable the write buffer such that each write // will be on underlying connection. Note: A Send call may not directly @@ -555,9 +554,9 @@ func WithAuthority(a string) DialOption { // // Notice: This API is EXPERIMENTAL and may be changed or removed in a // later release. -func WithChannelzParentID(id *channelz.Identifier) DialOption { +func WithChannelzParentID(c channelz.Identifier) DialOption { return newFuncDialOption(func(o *dialOptions) { - o.channelzParentID = id + o.channelzParent = c }) } @@ -645,6 +644,7 @@ func defaultDialOptions() dialOptions { healthCheckFunc: internal.HealthCheckFunc, idleTimeout: 30 * time.Minute, recvBufferPool: nopBufferPool{}, + defaultScheme: "dns", } } @@ -659,6 +659,14 @@ func withMinConnectDeadline(f func() time.Duration) DialOption { }) } +// withDefaultScheme is used to allow Dial to use "passthrough" as the default +// name resolver, while NewClient uses "dns" otherwise. +func withDefaultScheme(s string) DialOption { + return newFuncDialOption(func(o *dialOptions) { + o.defaultScheme = s + }) +} + // WithResolvers allows a list of resolver implementations to be registered // locally with the ClientConn without needing to be globally registered via // resolver.Register. They will be matched against the scheme used for the diff --git a/vendor/google.golang.org/grpc/encoding/proto/proto.go b/vendor/google.golang.org/grpc/encoding/proto/proto.go index 0ee3d3bae..66d5cdf03 100644 --- a/vendor/google.golang.org/grpc/encoding/proto/proto.go +++ b/vendor/google.golang.org/grpc/encoding/proto/proto.go @@ -23,8 +23,9 @@ package proto import ( "fmt" - "github.com/golang/protobuf/proto" "google.golang.org/grpc/encoding" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/protoadapt" ) // Name is the name registered for the proto compressor. @@ -38,21 +39,34 @@ func init() { type codec struct{} func (codec) Marshal(v any) ([]byte, error) { - vv, ok := v.(proto.Message) - if !ok { + vv := messageV2Of(v) + if vv == nil { return nil, fmt.Errorf("failed to marshal, message is %T, want proto.Message", v) } + return proto.Marshal(vv) } func (codec) Unmarshal(data []byte, v any) error { - vv, ok := v.(proto.Message) - if !ok { + vv := messageV2Of(v) + if vv == nil { return fmt.Errorf("failed to unmarshal, message is %T, want proto.Message", v) } + return proto.Unmarshal(data, vv) } +func messageV2Of(v any) proto.Message { + switch v := v.(type) { + case protoadapt.MessageV1: + return protoadapt.MessageV2Of(v) + case protoadapt.MessageV2: + return v + } + + return nil +} + func (codec) Name() string { return Name } 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 24299efd6..5bf880d41 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 @@ -17,8 +17,8 @@ // Code generated by protoc-gen-go. DO NOT EDIT. // versions: -// protoc-gen-go v1.31.0 -// protoc v4.22.0 +// protoc-gen-go v1.32.0 +// protoc v4.25.2 // 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 4439cda0f..4c46c098d 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 @@ -18,7 +18,7 @@ // Code generated by protoc-gen-go-grpc. DO NOT EDIT. // versions: // - protoc-gen-go-grpc v1.3.0 -// - protoc v4.22.0 +// - protoc v4.25.2 // source: grpc/health/v1/health.proto package grpc_health_v1 diff --git a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go new file mode 100644 index 000000000..6bf7f8739 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go @@ -0,0 +1,83 @@ +/* + * + * 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 gracefulswitch + +import ( + "encoding/json" + "fmt" + + "google.golang.org/grpc/balancer" + "google.golang.org/grpc/serviceconfig" +) + +type lbConfig struct { + serviceconfig.LoadBalancingConfig + + childBuilder balancer.Builder + childConfig serviceconfig.LoadBalancingConfig +} + +func ChildName(l serviceconfig.LoadBalancingConfig) string { + return l.(*lbConfig).childBuilder.Name() +} + +// ParseConfig parses a child config list and returns a LB config for the +// gracefulswitch Balancer. +// +// cfg is expected to be a json.RawMessage containing a JSON array of LB policy +// names + configs as the format of the "loadBalancingConfig" field in +// ServiceConfig. It returns a type that should be passed to +// UpdateClientConnState in the BalancerConfig field. +func ParseConfig(cfg json.RawMessage) (serviceconfig.LoadBalancingConfig, error) { + var lbCfg []map[string]json.RawMessage + if err := json.Unmarshal(cfg, &lbCfg); err != nil { + return nil, err + } + for i, e := range lbCfg { + if len(e) != 1 { + return nil, fmt.Errorf("expected a JSON struct with one entry; received entry %v at index %d", e, i) + } + + var name string + var jsonCfg json.RawMessage + for name, jsonCfg = range e { + } + + builder := balancer.Get(name) + if builder == nil { + // Skip unregistered balancer names. + continue + } + + parser, ok := builder.(balancer.ConfigParser) + if !ok { + // This is a valid child with no config. + return &lbConfig{childBuilder: builder}, nil + } + + cfg, err := parser.ParseConfig(jsonCfg) + if err != nil { + return nil, fmt.Errorf("error parsing config for policy %q: %v", name, err) + } + + return &lbConfig{childBuilder: builder, childConfig: cfg}, nil + } + + return nil, fmt.Errorf("no supported policies found in config: %v", string(cfg)) +} diff --git a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go index 3c594e6e4..45d5e50ea 100644 --- a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go +++ b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/gracefulswitch.go @@ -94,14 +94,23 @@ func (gsb *Balancer) balancerCurrentOrPending(bw *balancerWrapper) bool { // process is not complete when this method returns. This method must be called // synchronously alongside the rest of the balancer.Balancer methods this // Graceful Switch Balancer implements. +// +// Deprecated: use ParseConfig and pass a parsed config to UpdateClientConnState +// to cause the Balancer to automatically change to the new child when necessary. func (gsb *Balancer) SwitchTo(builder balancer.Builder) error { + _, err := gsb.switchTo(builder) + return err +} + +func (gsb *Balancer) switchTo(builder balancer.Builder) (*balancerWrapper, error) { gsb.mu.Lock() if gsb.closed { gsb.mu.Unlock() - return errBalancerClosed + return nil, errBalancerClosed } bw := &balancerWrapper{ - gsb: gsb, + builder: builder, + gsb: gsb, lastState: balancer.State{ ConnectivityState: connectivity.Connecting, Picker: base.NewErrPicker(balancer.ErrNoSubConnAvailable), @@ -129,7 +138,7 @@ func (gsb *Balancer) SwitchTo(builder balancer.Builder) error { gsb.balancerCurrent = nil } gsb.mu.Unlock() - return balancer.ErrBadResolverState + return nil, balancer.ErrBadResolverState } // This write doesn't need to take gsb.mu because this field never gets read @@ -138,7 +147,7 @@ func (gsb *Balancer) SwitchTo(builder balancer.Builder) error { // bw.Balancer field will never be forwarded to until this SwitchTo() // function returns. bw.Balancer = newBalancer - return nil + return bw, nil } // Returns nil if the graceful switch balancer is closed. @@ -152,12 +161,33 @@ func (gsb *Balancer) latestBalancer() *balancerWrapper { } // UpdateClientConnState forwards the update to the latest balancer created. +// +// If the state's BalancerConfig is the config returned by a call to +// gracefulswitch.ParseConfig, then this function will automatically SwitchTo +// the balancer indicated by the config before forwarding its config to it, if +// necessary. func (gsb *Balancer) UpdateClientConnState(state balancer.ClientConnState) error { // The resolver data is only relevant to the most recent LB Policy. balToUpdate := gsb.latestBalancer() + + gsbCfg, ok := state.BalancerConfig.(*lbConfig) + if ok { + // Switch to the child in the config unless it is already active. + if balToUpdate == nil || gsbCfg.childBuilder.Name() != balToUpdate.builder.Name() { + var err error + balToUpdate, err = gsb.switchTo(gsbCfg.childBuilder) + if err != nil { + return fmt.Errorf("could not switch to new child balancer: %w", err) + } + } + // Unwrap the child balancer's config. + state.BalancerConfig = gsbCfg.childConfig + } + if balToUpdate == nil { return errBalancerClosed } + // Perform this call without gsb.mu to prevent deadlocks if the child calls // back into the channel. The latest balancer can never be closed during a // call from the channel, even without gsb.mu held. @@ -169,6 +199,10 @@ func (gsb *Balancer) ResolverError(err error) { // The resolver data is only relevant to the most recent LB Policy. balToUpdate := gsb.latestBalancer() if balToUpdate == nil { + gsb.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.TransientFailure, + Picker: base.NewErrPicker(err), + }) return } // Perform this call without gsb.mu to prevent deadlocks if the child calls @@ -261,7 +295,8 @@ func (gsb *Balancer) Close() { // graceful switch logic. type balancerWrapper struct { balancer.Balancer - gsb *Balancer + gsb *Balancer + builder balancer.Builder lastState balancer.State subconns map[balancer.SubConn]bool // subconns created by this balancer diff --git a/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go b/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go index 0f31274a3..e8456a77c 100644 --- a/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go +++ b/vendor/google.golang.org/grpc/internal/binarylog/method_logger.go @@ -25,11 +25,12 @@ import ( "sync/atomic" "time" - "github.com/golang/protobuf/proto" - "github.com/golang/protobuf/ptypes" binlogpb "google.golang.org/grpc/binarylog/grpc_binarylog_v1" "google.golang.org/grpc/metadata" "google.golang.org/grpc/status" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/types/known/durationpb" + "google.golang.org/protobuf/types/known/timestamppb" ) type callIDGenerator struct { @@ -88,7 +89,7 @@ func NewTruncatingMethodLogger(h, m uint64) *TruncatingMethodLogger { // in TruncatingMethodLogger as possible. func (ml *TruncatingMethodLogger) Build(c LogEntryConfig) *binlogpb.GrpcLogEntry { m := c.toProto() - timestamp, _ := ptypes.TimestampProto(time.Now()) + timestamp := timestamppb.Now() m.Timestamp = timestamp m.CallId = ml.callID m.SequenceIdWithinCall = ml.idWithinCallGen.next() @@ -178,7 +179,7 @@ func (c *ClientHeader) toProto() *binlogpb.GrpcLogEntry { Authority: c.Authority, } if c.Timeout > 0 { - clientHeader.Timeout = ptypes.DurationProto(c.Timeout) + clientHeader.Timeout = durationpb.New(c.Timeout) } ret := &binlogpb.GrpcLogEntry{ Type: binlogpb.GrpcLogEntry_EVENT_TYPE_CLIENT_HEADER, diff --git a/vendor/google.golang.org/grpc/internal/binarylog/sink.go b/vendor/google.golang.org/grpc/internal/binarylog/sink.go index 264de387c..9ea598b14 100644 --- a/vendor/google.golang.org/grpc/internal/binarylog/sink.go +++ b/vendor/google.golang.org/grpc/internal/binarylog/sink.go @@ -25,8 +25,8 @@ import ( "sync" "time" - "github.com/golang/protobuf/proto" binlogpb "google.golang.org/grpc/binarylog/grpc_binarylog_v1" + "google.golang.org/protobuf/proto" ) var ( diff --git a/vendor/google.golang.org/grpc/internal/channelz/channel.go b/vendor/google.golang.org/grpc/internal/channelz/channel.go new file mode 100644 index 000000000..d7e9e1d54 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/channelz/channel.go @@ -0,0 +1,255 @@ +/* + * + * 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 channelz + +import ( + "fmt" + "sync/atomic" + + "google.golang.org/grpc/connectivity" +) + +// Channel represents a channel within channelz, which includes metrics and +// internal channelz data, such as channelz id, child list, etc. +type Channel struct { + Entity + // ID is the channelz id of this channel. + ID int64 + // RefName is the human readable reference string of this channel. + RefName string + + closeCalled bool + nestedChans map[int64]string + subChans map[int64]string + Parent *Channel + trace *ChannelTrace + // traceRefCount is the number of trace events that reference this channel. + // Non-zero traceRefCount means the trace of this channel cannot be deleted. + traceRefCount int32 + + ChannelMetrics ChannelMetrics +} + +// Implemented to make Channel implement the Identifier interface used for +// nesting. +func (c *Channel) channelzIdentifier() {} + +func (c *Channel) String() string { + if c.Parent == nil { + return fmt.Sprintf("Channel #%d", c.ID) + } + return fmt.Sprintf("%s Channel #%d", c.Parent, c.ID) +} + +func (c *Channel) id() int64 { + return c.ID +} + +func (c *Channel) SubChans() map[int64]string { + db.mu.RLock() + defer db.mu.RUnlock() + return copyMap(c.subChans) +} + +func (c *Channel) NestedChans() map[int64]string { + db.mu.RLock() + defer db.mu.RUnlock() + return copyMap(c.nestedChans) +} + +func (c *Channel) Trace() *ChannelTrace { + db.mu.RLock() + defer db.mu.RUnlock() + return c.trace.copy() +} + +type ChannelMetrics struct { + // The current connectivity state of the channel. + State atomic.Pointer[connectivity.State] + // The target this channel originally tried to connect to. May be absent + Target atomic.Pointer[string] + // The number of calls started on the channel. + CallsStarted atomic.Int64 + // The number of calls that have completed with an OK status. + CallsSucceeded atomic.Int64 + // The number of calls that have a completed with a non-OK status. + CallsFailed atomic.Int64 + // The last time a call was started on the channel. + LastCallStartedTimestamp atomic.Int64 +} + +// CopyFrom copies the metrics in o to c. For testing only. +func (c *ChannelMetrics) CopyFrom(o *ChannelMetrics) { + c.State.Store(o.State.Load()) + c.Target.Store(o.Target.Load()) + c.CallsStarted.Store(o.CallsStarted.Load()) + c.CallsSucceeded.Store(o.CallsSucceeded.Load()) + c.CallsFailed.Store(o.CallsFailed.Load()) + c.LastCallStartedTimestamp.Store(o.LastCallStartedTimestamp.Load()) +} + +// Equal returns true iff the metrics of c are the same as the metrics of o. +// For testing only. +func (c *ChannelMetrics) Equal(o any) bool { + oc, ok := o.(*ChannelMetrics) + if !ok { + return false + } + if (c.State.Load() == nil) != (oc.State.Load() == nil) { + return false + } + if c.State.Load() != nil && *c.State.Load() != *oc.State.Load() { + return false + } + if (c.Target.Load() == nil) != (oc.Target.Load() == nil) { + return false + } + if c.Target.Load() != nil && *c.Target.Load() != *oc.Target.Load() { + return false + } + return c.CallsStarted.Load() == oc.CallsStarted.Load() && + c.CallsFailed.Load() == oc.CallsFailed.Load() && + c.CallsSucceeded.Load() == oc.CallsSucceeded.Load() && + c.LastCallStartedTimestamp.Load() == oc.LastCallStartedTimestamp.Load() +} + +func strFromPointer(s *string) string { + if s == nil { + return "" + } + return *s +} + +func (c *ChannelMetrics) String() string { + return fmt.Sprintf("State: %v, Target: %s, CallsStarted: %v, CallsSucceeded: %v, CallsFailed: %v, LastCallStartedTimestamp: %v", + c.State.Load(), strFromPointer(c.Target.Load()), c.CallsStarted.Load(), c.CallsSucceeded.Load(), c.CallsFailed.Load(), c.LastCallStartedTimestamp.Load(), + ) +} + +func NewChannelMetricForTesting(state connectivity.State, target string, started, succeeded, failed, timestamp int64) *ChannelMetrics { + c := &ChannelMetrics{} + c.State.Store(&state) + c.Target.Store(&target) + c.CallsStarted.Store(started) + c.CallsSucceeded.Store(succeeded) + c.CallsFailed.Store(failed) + c.LastCallStartedTimestamp.Store(timestamp) + return c +} + +func (c *Channel) addChild(id int64, e entry) { + switch v := e.(type) { + case *SubChannel: + c.subChans[id] = v.RefName + case *Channel: + c.nestedChans[id] = v.RefName + default: + logger.Errorf("cannot add a child (id = %d) of type %T to a channel", id, e) + } +} + +func (c *Channel) deleteChild(id int64) { + delete(c.subChans, id) + delete(c.nestedChans, id) + c.deleteSelfIfReady() +} + +func (c *Channel) triggerDelete() { + c.closeCalled = true + c.deleteSelfIfReady() +} + +func (c *Channel) getParentID() int64 { + if c.Parent == nil { + return -1 + } + return c.Parent.ID +} + +// deleteSelfFromTree tries to delete the channel from the channelz entry relation tree, which means +// deleting the channel reference from its parent's child list. +// +// In order for a channel to be deleted from the tree, it must meet the criteria that, removal of the +// corresponding grpc object has been invoked, and the channel does not have any children left. +// +// The returned boolean value indicates whether the channel has been successfully deleted from tree. +func (c *Channel) deleteSelfFromTree() (deleted bool) { + if !c.closeCalled || len(c.subChans)+len(c.nestedChans) != 0 { + return false + } + // not top channel + if c.Parent != nil { + c.Parent.deleteChild(c.ID) + } + return true +} + +// deleteSelfFromMap checks whether it is valid to delete the channel from the map, which means +// deleting the channel from channelz's tracking entirely. Users can no longer use id to query the +// channel, and its memory will be garbage collected. +// +// The trace reference count of the channel must be 0 in order to be deleted from the map. This is +// specified in the channel tracing gRFC that as long as some other trace has reference to an entity, +// the trace of the referenced entity must not be deleted. In order to release the resource allocated +// by grpc, the reference to the grpc object is reset to a dummy object. +// +// deleteSelfFromMap must be called after deleteSelfFromTree returns true. +// +// It returns a bool to indicate whether the channel can be safely deleted from map. +func (c *Channel) deleteSelfFromMap() (delete bool) { + return c.getTraceRefCount() == 0 +} + +// deleteSelfIfReady tries to delete the channel itself from the channelz database. +// The delete process includes two steps: +// 1. delete the channel from the entry relation tree, i.e. delete the channel reference from its +// parent's child list. +// 2. delete the channel from the map, i.e. delete the channel entirely from channelz. Lookup by id +// will return entry not found error. +func (c *Channel) deleteSelfIfReady() { + if !c.deleteSelfFromTree() { + return + } + if !c.deleteSelfFromMap() { + return + } + db.deleteEntry(c.ID) + c.trace.clear() +} + +func (c *Channel) getChannelTrace() *ChannelTrace { + return c.trace +} + +func (c *Channel) incrTraceRefCount() { + atomic.AddInt32(&c.traceRefCount, 1) +} + +func (c *Channel) decrTraceRefCount() { + atomic.AddInt32(&c.traceRefCount, -1) +} + +func (c *Channel) getTraceRefCount() int { + i := atomic.LoadInt32(&c.traceRefCount) + return int(i) +} + +func (c *Channel) getRefName() string { + return c.RefName +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/channelmap.go b/vendor/google.golang.org/grpc/internal/channelz/channelmap.go new file mode 100644 index 000000000..dfe18b089 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/channelz/channelmap.go @@ -0,0 +1,402 @@ +/* + * + * Copyright 2018 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 channelz + +import ( + "fmt" + "sort" + "sync" + "time" +) + +// entry represents a node in the channelz database. +type entry interface { + // addChild adds a child e, whose channelz id is id to child list + addChild(id int64, e entry) + // deleteChild deletes a child with channelz id to be id from child list + deleteChild(id int64) + // triggerDelete tries to delete self from channelz database. However, if + // child list is not empty, then deletion from the database is on hold until + // the last child is deleted from database. + triggerDelete() + // deleteSelfIfReady check whether triggerDelete() has been called before, + // and whether child list is now empty. If both conditions are met, then + // delete self from database. + deleteSelfIfReady() + // getParentID returns parent ID of the entry. 0 value parent ID means no parent. + getParentID() int64 + Entity +} + +// channelMap is the storage data structure for channelz. +// +// Methods of channelMap can be divided in two two categories with respect to +// locking. +// +// 1. Methods acquire the global lock. +// 2. Methods that can only be called when global lock is held. +// +// A second type of method need always to be called inside a first type of method. +type channelMap struct { + mu sync.RWMutex + topLevelChannels map[int64]struct{} + channels map[int64]*Channel + subChannels map[int64]*SubChannel + sockets map[int64]*Socket + servers map[int64]*Server +} + +func newChannelMap() *channelMap { + return &channelMap{ + topLevelChannels: make(map[int64]struct{}), + channels: make(map[int64]*Channel), + subChannels: make(map[int64]*SubChannel), + sockets: make(map[int64]*Socket), + servers: make(map[int64]*Server), + } +} + +func (c *channelMap) addServer(id int64, s *Server) { + c.mu.Lock() + defer c.mu.Unlock() + s.cm = c + c.servers[id] = s +} + +func (c *channelMap) addChannel(id int64, cn *Channel, isTopChannel bool, pid int64) { + c.mu.Lock() + defer c.mu.Unlock() + cn.trace.cm = c + c.channels[id] = cn + if isTopChannel { + c.topLevelChannels[id] = struct{}{} + } else if p := c.channels[pid]; p != nil { + p.addChild(id, cn) + } else { + logger.Infof("channel %d references invalid parent ID %d", id, pid) + } +} + +func (c *channelMap) addSubChannel(id int64, sc *SubChannel, pid int64) { + c.mu.Lock() + defer c.mu.Unlock() + sc.trace.cm = c + c.subChannels[id] = sc + if p := c.channels[pid]; p != nil { + p.addChild(id, sc) + } else { + logger.Infof("subchannel %d references invalid parent ID %d", id, pid) + } +} + +func (c *channelMap) addSocket(s *Socket) { + c.mu.Lock() + defer c.mu.Unlock() + s.cm = c + c.sockets[s.ID] = s + if s.Parent == nil { + logger.Infof("normal socket %d has no parent", s.ID) + } + s.Parent.(entry).addChild(s.ID, s) +} + +// removeEntry triggers the removal of an entry, which may not indeed delete the +// entry, if it has to wait on the deletion of its children and until no other +// entity's channel trace references it. It may lead to a chain of entry +// deletion. For example, deleting the last socket of a gracefully shutting down +// server will lead to the server being also deleted. +func (c *channelMap) removeEntry(id int64) { + c.mu.Lock() + defer c.mu.Unlock() + c.findEntry(id).triggerDelete() +} + +// tracedChannel represents tracing operations which are present on both +// channels and subChannels. +type tracedChannel interface { + getChannelTrace() *ChannelTrace + incrTraceRefCount() + decrTraceRefCount() + getRefName() string +} + +// c.mu must be held by the caller +func (c *channelMap) decrTraceRefCount(id int64) { + e := c.findEntry(id) + if v, ok := e.(tracedChannel); ok { + v.decrTraceRefCount() + e.deleteSelfIfReady() + } +} + +// c.mu must be held by the caller. +func (c *channelMap) findEntry(id int64) entry { + if v, ok := c.channels[id]; ok { + return v + } + if v, ok := c.subChannels[id]; ok { + return v + } + if v, ok := c.servers[id]; ok { + return v + } + if v, ok := c.sockets[id]; ok { + return v + } + return &dummyEntry{idNotFound: id} +} + +// c.mu must be held by the caller +// +// deleteEntry deletes an entry from the channelMap. Before calling this method, +// caller must check this entry is ready to be deleted, i.e removeEntry() has +// been called on it, and no children still exist. +func (c *channelMap) deleteEntry(id int64) entry { + if v, ok := c.sockets[id]; ok { + delete(c.sockets, id) + return v + } + if v, ok := c.subChannels[id]; ok { + delete(c.subChannels, id) + return v + } + if v, ok := c.channels[id]; ok { + delete(c.channels, id) + delete(c.topLevelChannels, id) + return v + } + if v, ok := c.servers[id]; ok { + delete(c.servers, id) + return v + } + return &dummyEntry{idNotFound: id} +} + +func (c *channelMap) traceEvent(id int64, desc *TraceEvent) { + c.mu.Lock() + defer c.mu.Unlock() + child := c.findEntry(id) + childTC, ok := child.(tracedChannel) + if !ok { + return + } + childTC.getChannelTrace().append(&traceEvent{Desc: desc.Desc, Severity: desc.Severity, Timestamp: time.Now()}) + if desc.Parent != nil { + parent := c.findEntry(child.getParentID()) + var chanType RefChannelType + switch child.(type) { + case *Channel: + chanType = RefChannel + case *SubChannel: + chanType = RefSubChannel + } + if parentTC, ok := parent.(tracedChannel); ok { + parentTC.getChannelTrace().append(&traceEvent{ + Desc: desc.Parent.Desc, + Severity: desc.Parent.Severity, + Timestamp: time.Now(), + RefID: id, + RefName: childTC.getRefName(), + RefType: chanType, + }) + childTC.incrTraceRefCount() + } + } +} + +type int64Slice []int64 + +func (s int64Slice) Len() int { return len(s) } +func (s int64Slice) Swap(i, j int) { s[i], s[j] = s[j], s[i] } +func (s int64Slice) Less(i, j int) bool { return s[i] < s[j] } + +func copyMap(m map[int64]string) map[int64]string { + n := make(map[int64]string) + for k, v := range m { + n[k] = v + } + return n +} + +func min(a, b int) int { + if a < b { + return a + } + return b +} + +func (c *channelMap) getTopChannels(id int64, maxResults int) ([]*Channel, bool) { + if maxResults <= 0 { + maxResults = EntriesPerPage + } + c.mu.RLock() + defer c.mu.RUnlock() + l := int64(len(c.topLevelChannels)) + ids := make([]int64, 0, l) + + for k := range c.topLevelChannels { + ids = append(ids, k) + } + sort.Sort(int64Slice(ids)) + idx := sort.Search(len(ids), func(i int) bool { return ids[i] >= id }) + end := true + var t []*Channel + for _, v := range ids[idx:] { + if len(t) == maxResults { + end = false + break + } + if cn, ok := c.channels[v]; ok { + t = append(t, cn) + } + } + return t, end +} + +func (c *channelMap) getServers(id int64, maxResults int) ([]*Server, bool) { + if maxResults <= 0 { + maxResults = EntriesPerPage + } + c.mu.RLock() + defer c.mu.RUnlock() + ids := make([]int64, 0, len(c.servers)) + for k := range c.servers { + ids = append(ids, k) + } + sort.Sort(int64Slice(ids)) + idx := sort.Search(len(ids), func(i int) bool { return ids[i] >= id }) + end := true + var s []*Server + for _, v := range ids[idx:] { + if len(s) == maxResults { + end = false + break + } + if svr, ok := c.servers[v]; ok { + s = append(s, svr) + } + } + return s, end +} + +func (c *channelMap) getServerSockets(id int64, startID int64, maxResults int) ([]*Socket, bool) { + if maxResults <= 0 { + maxResults = EntriesPerPage + } + c.mu.RLock() + defer c.mu.RUnlock() + svr, ok := c.servers[id] + if !ok { + // server with id doesn't exist. + return nil, true + } + svrskts := svr.sockets + ids := make([]int64, 0, len(svrskts)) + sks := make([]*Socket, 0, min(len(svrskts), maxResults)) + for k := range svrskts { + ids = append(ids, k) + } + sort.Sort(int64Slice(ids)) + idx := sort.Search(len(ids), func(i int) bool { return ids[i] >= startID }) + end := true + for _, v := range ids[idx:] { + if len(sks) == maxResults { + end = false + break + } + if ns, ok := c.sockets[v]; ok { + sks = append(sks, ns) + } + } + return sks, end +} + +func (c *channelMap) getChannel(id int64) *Channel { + c.mu.RLock() + defer c.mu.RUnlock() + return c.channels[id] +} + +func (c *channelMap) getSubChannel(id int64) *SubChannel { + c.mu.RLock() + defer c.mu.RUnlock() + return c.subChannels[id] +} + +func (c *channelMap) getSocket(id int64) *Socket { + c.mu.RLock() + defer c.mu.RUnlock() + return c.sockets[id] +} + +func (c *channelMap) getServer(id int64) *Server { + c.mu.RLock() + defer c.mu.RUnlock() + return c.servers[id] +} + +type dummyEntry struct { + // dummyEntry is a fake entry to handle entry not found case. + idNotFound int64 + Entity +} + +func (d *dummyEntry) String() string { + return fmt.Sprintf("non-existent entity #%d", d.idNotFound) +} + +func (d *dummyEntry) ID() int64 { return d.idNotFound } + +func (d *dummyEntry) addChild(id int64, e entry) { + // Note: It is possible for a normal program to reach here under race + // condition. For example, there could be a race between ClientConn.Close() + // info being propagated to addrConn and http2Client. ClientConn.Close() + // cancel the context and result in http2Client to error. The error info is + // then caught by transport monitor and before addrConn.tearDown() is called + // in side ClientConn.Close(). Therefore, the addrConn will create a new + // transport. And when registering the new transport in channelz, its parent + // addrConn could have already been torn down and deleted from channelz + // tracking, and thus reach the code here. + logger.Infof("attempt to add child of type %T with id %d to a parent (id=%d) that doesn't currently exist", e, id, d.idNotFound) +} + +func (d *dummyEntry) deleteChild(id int64) { + // It is possible for a normal program to reach here under race condition. + // Refer to the example described in addChild(). + logger.Infof("attempt to delete child with id %d from a parent (id=%d) that doesn't currently exist", id, d.idNotFound) +} + +func (d *dummyEntry) triggerDelete() { + logger.Warningf("attempt to delete an entry (id=%d) that doesn't currently exist", d.idNotFound) +} + +func (*dummyEntry) deleteSelfIfReady() { + // code should not reach here. deleteSelfIfReady is always called on an existing entry. +} + +func (*dummyEntry) getParentID() int64 { + return 0 +} + +// Entity is implemented by all channelz types. +type Entity interface { + isEntity() + fmt.Stringer + id() int64 +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/funcs.go b/vendor/google.golang.org/grpc/internal/channelz/funcs.go index fc094f344..f461e9bc3 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/funcs.go +++ b/vendor/google.golang.org/grpc/internal/channelz/funcs.go @@ -16,47 +16,32 @@ * */ -// Package channelz defines APIs for enabling channelz service, entry +// Package channelz defines internal APIs for enabling channelz service, entry // registration/deletion, and accessing channelz data. It also defines channelz // metric struct formats. -// -// All APIs in this package are experimental. package channelz import ( - "errors" - "sort" - "sync" "sync/atomic" "time" - "google.golang.org/grpc/grpclog" "google.golang.org/grpc/internal" ) -const ( - defaultMaxTraceEntry int32 = 30 -) - var ( // IDGen is the global channelz entity ID generator. It should not be used // outside this package except by tests. IDGen IDGenerator - db dbWrapper - // EntryPerPage defines the number of channelz entries to be shown on a web page. - EntryPerPage = int64(50) - curState int32 - maxTraceEntry = defaultMaxTraceEntry + db *channelMap = newChannelMap() + // EntriesPerPage defines the number of channelz entries to be shown on a web page. + EntriesPerPage = 50 + curState int32 ) // TurnOn turns on channelz data collection. func TurnOn() { - if !IsOn() { - db.set(newChannelMap()) - IDGen.Reset() - atomic.StoreInt32(&curState, 1) - } + atomic.StoreInt32(&curState, 1) } func init() { @@ -70,49 +55,15 @@ func IsOn() bool { return atomic.LoadInt32(&curState) == 1 } -// SetMaxTraceEntry sets maximum number of trace entry per entity (i.e. channel/subchannel). -// Setting it to 0 will disable channel tracing. -func SetMaxTraceEntry(i int32) { - atomic.StoreInt32(&maxTraceEntry, i) -} - -// ResetMaxTraceEntryToDefault resets the maximum number of trace entry per entity to default. -func ResetMaxTraceEntryToDefault() { - atomic.StoreInt32(&maxTraceEntry, defaultMaxTraceEntry) -} - -func getMaxTraceEntry() int { - i := atomic.LoadInt32(&maxTraceEntry) - return int(i) -} - -// dbWarpper wraps around a reference to internal channelz data storage, and -// provide synchronized functionality to set and get the reference. -type dbWrapper struct { - mu sync.RWMutex - DB *channelMap -} - -func (d *dbWrapper) set(db *channelMap) { - d.mu.Lock() - d.DB = db - d.mu.Unlock() -} - -func (d *dbWrapper) get() *channelMap { - d.mu.RLock() - defer d.mu.RUnlock() - return d.DB -} - // GetTopChannels returns a slice of top channel's ChannelMetric, along with a // boolean indicating whether there's more top channels to be queried for. // -// The arg id specifies that only top channel with id at or above it will be included -// in the result. The returned slice is up to a length of the arg maxResults or -// EntryPerPage if maxResults is zero, and is sorted in ascending id order. -func GetTopChannels(id int64, maxResults int64) ([]*ChannelMetric, bool) { - return db.get().GetTopChannels(id, maxResults) +// The arg id specifies that only top channel with id at or above it will be +// included in the result. The returned slice is up to a length of the arg +// maxResults or EntriesPerPage if maxResults is zero, and is sorted in ascending +// id order. +func GetTopChannels(id int64, maxResults int) ([]*Channel, bool) { + return db.getTopChannels(id, maxResults) } // GetServers returns a slice of server's ServerMetric, along with a @@ -120,73 +71,69 @@ func GetTopChannels(id int64, maxResults int64) ([]*ChannelMetric, bool) { // // The arg id specifies that only server with id at or above it will be included // in the result. The returned slice is up to a length of the arg maxResults or -// EntryPerPage if maxResults is zero, and is sorted in ascending id order. -func GetServers(id int64, maxResults int64) ([]*ServerMetric, bool) { - return db.get().GetServers(id, maxResults) +// EntriesPerPage if maxResults is zero, and is sorted in ascending id order. +func GetServers(id int64, maxResults int) ([]*Server, bool) { + return db.getServers(id, maxResults) } // GetServerSockets returns a slice of server's (identified by id) normal socket's -// SocketMetric, along with a boolean indicating whether there's more sockets to +// SocketMetrics, along with a boolean indicating whether there's more sockets to // be queried for. // // The arg startID specifies that only sockets with id at or above it will be // included in the result. The returned slice is up to a length of the arg maxResults -// or EntryPerPage if maxResults is zero, and is sorted in ascending id order. -func GetServerSockets(id int64, startID int64, maxResults int64) ([]*SocketMetric, bool) { - return db.get().GetServerSockets(id, startID, maxResults) +// or EntriesPerPage if maxResults is zero, and is sorted in ascending id order. +func GetServerSockets(id int64, startID int64, maxResults int) ([]*Socket, bool) { + return db.getServerSockets(id, startID, maxResults) } -// GetChannel returns the ChannelMetric for the channel (identified by id). -func GetChannel(id int64) *ChannelMetric { - return db.get().GetChannel(id) +// GetChannel returns the Channel for the channel (identified by id). +func GetChannel(id int64) *Channel { + return db.getChannel(id) } -// GetSubChannel returns the SubChannelMetric for the subchannel (identified by id). -func GetSubChannel(id int64) *SubChannelMetric { - return db.get().GetSubChannel(id) +// GetSubChannel returns the SubChannel for the subchannel (identified by id). +func GetSubChannel(id int64) *SubChannel { + return db.getSubChannel(id) } -// GetSocket returns the SocketInternalMetric for the socket (identified by id). -func GetSocket(id int64) *SocketMetric { - return db.get().GetSocket(id) +// GetSocket returns the Socket for the socket (identified by id). +func GetSocket(id int64) *Socket { + return db.getSocket(id) } // GetServer returns the ServerMetric for the server (identified by id). -func GetServer(id int64) *ServerMetric { - return db.get().GetServer(id) +func GetServer(id int64) *Server { + return db.getServer(id) } // RegisterChannel registers the given channel c in the channelz database with -// ref as its reference name, and adds it to the child list of its parent -// (identified by pid). pid == nil means no parent. +// target as its target and reference name, and adds it to the child list of its +// parent. parent == nil means no parent. // // Returns a unique channelz identifier assigned to this channel. // // If channelz is not turned ON, the channelz database is not mutated. -func RegisterChannel(c Channel, pid *Identifier, ref string) *Identifier { +func RegisterChannel(parent *Channel, target string) *Channel { id := IDGen.genID() - var parent int64 - isTopChannel := true - if pid != nil { - isTopChannel = false - parent = pid.Int() - } if !IsOn() { - return newIdentifer(RefChannel, id, pid) + return &Channel{ID: id} } - cn := &channel{ - refName: ref, - c: c, - subChans: make(map[int64]string), + isTopChannel := parent == nil + + cn := &Channel{ + ID: id, + RefName: target, nestedChans: make(map[int64]string), - id: id, - pid: parent, - trace: &channelTrace{createdTime: time.Now(), events: make([]*TraceEvent, 0, getMaxTraceEntry())}, + subChans: make(map[int64]string), + Parent: parent, + trace: &ChannelTrace{CreationTime: time.Now(), Events: make([]*traceEvent, 0, getMaxTraceEntry())}, } - db.get().addChannel(id, cn, isTopChannel, parent) - return newIdentifer(RefChannel, id, pid) + cn.ChannelMetrics.Target.Store(&target) + db.addChannel(id, cn, isTopChannel, cn.getParentID()) + return cn } // RegisterSubChannel registers the given subChannel c in the channelz database @@ -196,555 +143,66 @@ func RegisterChannel(c Channel, pid *Identifier, ref string) *Identifier { // Returns a unique channelz identifier assigned to this subChannel. // // If channelz is not turned ON, the channelz database is not mutated. -func RegisterSubChannel(c Channel, pid *Identifier, ref string) (*Identifier, error) { - if pid == nil { - return nil, errors.New("a SubChannel's parent id cannot be nil") - } +func RegisterSubChannel(pid int64, ref string) *SubChannel { id := IDGen.genID() if !IsOn() { - return newIdentifer(RefSubChannel, id, pid), nil + return &SubChannel{ID: id} } - sc := &subChannel{ - refName: ref, - c: c, + sc := &SubChannel{ + RefName: ref, + ID: id, sockets: make(map[int64]string), - id: id, - pid: pid.Int(), - trace: &channelTrace{createdTime: time.Now(), events: make([]*TraceEvent, 0, getMaxTraceEntry())}, + parent: db.getChannel(pid), + trace: &ChannelTrace{CreationTime: time.Now(), Events: make([]*traceEvent, 0, getMaxTraceEntry())}, } - db.get().addSubChannel(id, sc, pid.Int()) - return newIdentifer(RefSubChannel, id, pid), nil + db.addSubChannel(id, sc, pid) + return sc } // RegisterServer registers the given server s in channelz database. It returns // the unique channelz tracking id assigned to this server. // // If channelz is not turned ON, the channelz database is not mutated. -func RegisterServer(s Server, ref string) *Identifier { +func RegisterServer(ref string) *Server { id := IDGen.genID() if !IsOn() { - return newIdentifer(RefServer, id, nil) + return &Server{ID: id} } - svr := &server{ - refName: ref, - s: s, + svr := &Server{ + RefName: ref, sockets: make(map[int64]string), listenSockets: make(map[int64]string), - id: id, - } - db.get().addServer(id, svr) - return newIdentifer(RefServer, id, nil) -} - -// RegisterListenSocket registers the given listen socket s in channelz database -// with ref as its reference name, and add it to the child list of its parent -// (identified by pid). It returns the unique channelz tracking id assigned to -// this listen socket. -// -// If channelz is not turned ON, the channelz database is not mutated. -func RegisterListenSocket(s Socket, pid *Identifier, ref string) (*Identifier, error) { - if pid == nil { - return nil, errors.New("a ListenSocket's parent id cannot be 0") + ID: id, } - id := IDGen.genID() - if !IsOn() { - return newIdentifer(RefListenSocket, id, pid), nil - } - - ls := &listenSocket{refName: ref, s: s, id: id, pid: pid.Int()} - db.get().addListenSocket(id, ls, pid.Int()) - return newIdentifer(RefListenSocket, id, pid), nil + db.addServer(id, svr) + return svr } -// RegisterNormalSocket registers the given normal socket s in channelz database +// RegisterSocket registers the given normal socket s in channelz database // with ref as its reference name, and adds it to the child list of its parent -// (identified by pid). It returns the unique channelz tracking id assigned to -// this normal socket. +// (identified by skt.Parent, which must be set). It returns the unique channelz +// tracking id assigned to this normal socket. // // If channelz is not turned ON, the channelz database is not mutated. -func RegisterNormalSocket(s Socket, pid *Identifier, ref string) (*Identifier, error) { - if pid == nil { - return nil, errors.New("a NormalSocket's parent id cannot be 0") - } - id := IDGen.genID() - if !IsOn() { - return newIdentifer(RefNormalSocket, id, pid), nil +func RegisterSocket(skt *Socket) *Socket { + skt.ID = IDGen.genID() + if IsOn() { + db.addSocket(skt) } - - ns := &normalSocket{refName: ref, s: s, id: id, pid: pid.Int()} - db.get().addNormalSocket(id, ns, pid.Int()) - return newIdentifer(RefNormalSocket, id, pid), nil + return skt } // RemoveEntry removes an entry with unique channelz tracking id to be id from // channelz database. // // If channelz is not turned ON, this function is a no-op. -func RemoveEntry(id *Identifier) { +func RemoveEntry(id int64) { if !IsOn() { return } - db.get().removeEntry(id.Int()) -} - -// TraceEventDesc is what the caller of AddTraceEvent should provide to describe -// the event to be added to the channel trace. -// -// The Parent field is optional. It is used for an event that will be recorded -// in the entity's parent trace. -type TraceEventDesc struct { - Desc string - Severity Severity - Parent *TraceEventDesc -} - -// AddTraceEvent adds trace related to the entity with specified id, using the -// provided TraceEventDesc. -// -// If channelz is not turned ON, this will simply log the event descriptions. -func AddTraceEvent(l grpclog.DepthLoggerV2, id *Identifier, depth int, desc *TraceEventDesc) { - // Log only the trace description associated with the bottom most entity. - switch desc.Severity { - case CtUnknown, CtInfo: - l.InfoDepth(depth+1, withParens(id)+desc.Desc) - case CtWarning: - l.WarningDepth(depth+1, withParens(id)+desc.Desc) - case CtError: - l.ErrorDepth(depth+1, withParens(id)+desc.Desc) - } - - if getMaxTraceEntry() == 0 { - return - } - if IsOn() { - db.get().traceEvent(id.Int(), desc) - } -} - -// channelMap is the storage data structure for channelz. -// Methods of channelMap can be divided in two two categories with respect to locking. -// 1. Methods acquire the global lock. -// 2. Methods that can only be called when global lock is held. -// A second type of method need always to be called inside a first type of method. -type channelMap struct { - mu sync.RWMutex - topLevelChannels map[int64]struct{} - servers map[int64]*server - channels map[int64]*channel - subChannels map[int64]*subChannel - listenSockets map[int64]*listenSocket - normalSockets map[int64]*normalSocket -} - -func newChannelMap() *channelMap { - return &channelMap{ - topLevelChannels: make(map[int64]struct{}), - channels: make(map[int64]*channel), - listenSockets: make(map[int64]*listenSocket), - normalSockets: make(map[int64]*normalSocket), - servers: make(map[int64]*server), - subChannels: make(map[int64]*subChannel), - } -} - -func (c *channelMap) addServer(id int64, s *server) { - c.mu.Lock() - s.cm = c - c.servers[id] = s - c.mu.Unlock() -} - -func (c *channelMap) addChannel(id int64, cn *channel, isTopChannel bool, pid int64) { - c.mu.Lock() - cn.cm = c - cn.trace.cm = c - c.channels[id] = cn - if isTopChannel { - c.topLevelChannels[id] = struct{}{} - } else { - c.findEntry(pid).addChild(id, cn) - } - c.mu.Unlock() -} - -func (c *channelMap) addSubChannel(id int64, sc *subChannel, pid int64) { - c.mu.Lock() - sc.cm = c - sc.trace.cm = c - c.subChannels[id] = sc - c.findEntry(pid).addChild(id, sc) - c.mu.Unlock() -} - -func (c *channelMap) addListenSocket(id int64, ls *listenSocket, pid int64) { - c.mu.Lock() - ls.cm = c - c.listenSockets[id] = ls - c.findEntry(pid).addChild(id, ls) - c.mu.Unlock() -} - -func (c *channelMap) addNormalSocket(id int64, ns *normalSocket, pid int64) { - c.mu.Lock() - ns.cm = c - c.normalSockets[id] = ns - c.findEntry(pid).addChild(id, ns) - c.mu.Unlock() -} - -// removeEntry triggers the removal of an entry, which may not indeed delete the entry, if it has to -// wait on the deletion of its children and until no other entity's channel trace references it. -// It may lead to a chain of entry deletion. For example, deleting the last socket of a gracefully -// shutting down server will lead to the server being also deleted. -func (c *channelMap) removeEntry(id int64) { - c.mu.Lock() - c.findEntry(id).triggerDelete() - c.mu.Unlock() -} - -// c.mu must be held by the caller -func (c *channelMap) decrTraceRefCount(id int64) { - e := c.findEntry(id) - if v, ok := e.(tracedChannel); ok { - v.decrTraceRefCount() - e.deleteSelfIfReady() - } -} - -// c.mu must be held by the caller. -func (c *channelMap) findEntry(id int64) entry { - var v entry - var ok bool - if v, ok = c.channels[id]; ok { - return v - } - if v, ok = c.subChannels[id]; ok { - return v - } - if v, ok = c.servers[id]; ok { - return v - } - if v, ok = c.listenSockets[id]; ok { - return v - } - if v, ok = c.normalSockets[id]; ok { - return v - } - return &dummyEntry{idNotFound: id} -} - -// c.mu must be held by the caller -// deleteEntry simply deletes an entry from the channelMap. Before calling this -// method, caller must check this entry is ready to be deleted, i.e removeEntry() -// has been called on it, and no children still exist. -// Conditionals are ordered by the expected frequency of deletion of each entity -// type, in order to optimize performance. -func (c *channelMap) deleteEntry(id int64) { - var ok bool - if _, ok = c.normalSockets[id]; ok { - delete(c.normalSockets, id) - return - } - if _, ok = c.subChannels[id]; ok { - delete(c.subChannels, id) - return - } - if _, ok = c.channels[id]; ok { - delete(c.channels, id) - delete(c.topLevelChannels, id) - return - } - if _, ok = c.listenSockets[id]; ok { - delete(c.listenSockets, id) - return - } - if _, ok = c.servers[id]; ok { - delete(c.servers, id) - return - } -} - -func (c *channelMap) traceEvent(id int64, desc *TraceEventDesc) { - c.mu.Lock() - child := c.findEntry(id) - childTC, ok := child.(tracedChannel) - if !ok { - c.mu.Unlock() - return - } - childTC.getChannelTrace().append(&TraceEvent{Desc: desc.Desc, Severity: desc.Severity, Timestamp: time.Now()}) - if desc.Parent != nil { - parent := c.findEntry(child.getParentID()) - var chanType RefChannelType - switch child.(type) { - case *channel: - chanType = RefChannel - case *subChannel: - chanType = RefSubChannel - } - if parentTC, ok := parent.(tracedChannel); ok { - parentTC.getChannelTrace().append(&TraceEvent{ - Desc: desc.Parent.Desc, - Severity: desc.Parent.Severity, - Timestamp: time.Now(), - RefID: id, - RefName: childTC.getRefName(), - RefType: chanType, - }) - childTC.incrTraceRefCount() - } - } - c.mu.Unlock() -} - -type int64Slice []int64 - -func (s int64Slice) Len() int { return len(s) } -func (s int64Slice) Swap(i, j int) { s[i], s[j] = s[j], s[i] } -func (s int64Slice) Less(i, j int) bool { return s[i] < s[j] } - -func copyMap(m map[int64]string) map[int64]string { - n := make(map[int64]string) - for k, v := range m { - n[k] = v - } - return n -} - -func min(a, b int64) int64 { - if a < b { - return a - } - return b -} - -func (c *channelMap) GetTopChannels(id int64, maxResults int64) ([]*ChannelMetric, bool) { - if maxResults <= 0 { - maxResults = EntryPerPage - } - c.mu.RLock() - l := int64(len(c.topLevelChannels)) - ids := make([]int64, 0, l) - cns := make([]*channel, 0, min(l, maxResults)) - - for k := range c.topLevelChannels { - ids = append(ids, k) - } - sort.Sort(int64Slice(ids)) - idx := sort.Search(len(ids), func(i int) bool { return ids[i] >= id }) - count := int64(0) - var end bool - var t []*ChannelMetric - for i, v := range ids[idx:] { - if count == maxResults { - break - } - if cn, ok := c.channels[v]; ok { - cns = append(cns, cn) - t = append(t, &ChannelMetric{ - NestedChans: copyMap(cn.nestedChans), - SubChans: copyMap(cn.subChans), - }) - count++ - } - if i == len(ids[idx:])-1 { - end = true - break - } - } - c.mu.RUnlock() - if count == 0 { - end = true - } - - for i, cn := range cns { - t[i].ChannelData = cn.c.ChannelzMetric() - t[i].ID = cn.id - t[i].RefName = cn.refName - t[i].Trace = cn.trace.dumpData() - } - return t, end -} - -func (c *channelMap) GetServers(id, maxResults int64) ([]*ServerMetric, bool) { - if maxResults <= 0 { - maxResults = EntryPerPage - } - c.mu.RLock() - l := int64(len(c.servers)) - ids := make([]int64, 0, l) - ss := make([]*server, 0, min(l, maxResults)) - for k := range c.servers { - ids = append(ids, k) - } - sort.Sort(int64Slice(ids)) - idx := sort.Search(len(ids), func(i int) bool { return ids[i] >= id }) - count := int64(0) - var end bool - var s []*ServerMetric - for i, v := range ids[idx:] { - if count == maxResults { - break - } - if svr, ok := c.servers[v]; ok { - ss = append(ss, svr) - s = append(s, &ServerMetric{ - ListenSockets: copyMap(svr.listenSockets), - }) - count++ - } - if i == len(ids[idx:])-1 { - end = true - break - } - } - c.mu.RUnlock() - if count == 0 { - end = true - } - - for i, svr := range ss { - s[i].ServerData = svr.s.ChannelzMetric() - s[i].ID = svr.id - s[i].RefName = svr.refName - } - return s, end -} - -func (c *channelMap) GetServerSockets(id int64, startID int64, maxResults int64) ([]*SocketMetric, bool) { - if maxResults <= 0 { - maxResults = EntryPerPage - } - var svr *server - var ok bool - c.mu.RLock() - if svr, ok = c.servers[id]; !ok { - // server with id doesn't exist. - c.mu.RUnlock() - return nil, true - } - svrskts := svr.sockets - l := int64(len(svrskts)) - ids := make([]int64, 0, l) - sks := make([]*normalSocket, 0, min(l, maxResults)) - for k := range svrskts { - ids = append(ids, k) - } - sort.Sort(int64Slice(ids)) - idx := sort.Search(len(ids), func(i int) bool { return ids[i] >= startID }) - count := int64(0) - var end bool - for i, v := range ids[idx:] { - if count == maxResults { - break - } - if ns, ok := c.normalSockets[v]; ok { - sks = append(sks, ns) - count++ - } - if i == len(ids[idx:])-1 { - end = true - break - } - } - c.mu.RUnlock() - if count == 0 { - end = true - } - s := make([]*SocketMetric, 0, len(sks)) - for _, ns := range sks { - sm := &SocketMetric{} - sm.SocketData = ns.s.ChannelzMetric() - sm.ID = ns.id - sm.RefName = ns.refName - s = append(s, sm) - } - return s, end -} - -func (c *channelMap) GetChannel(id int64) *ChannelMetric { - cm := &ChannelMetric{} - var cn *channel - var ok bool - c.mu.RLock() - if cn, ok = c.channels[id]; !ok { - // channel with id doesn't exist. - c.mu.RUnlock() - return nil - } - cm.NestedChans = copyMap(cn.nestedChans) - cm.SubChans = copyMap(cn.subChans) - // cn.c can be set to &dummyChannel{} when deleteSelfFromMap is called. Save a copy of cn.c when - // holding the lock to prevent potential data race. - chanCopy := cn.c - c.mu.RUnlock() - cm.ChannelData = chanCopy.ChannelzMetric() - cm.ID = cn.id - cm.RefName = cn.refName - cm.Trace = cn.trace.dumpData() - return cm -} - -func (c *channelMap) GetSubChannel(id int64) *SubChannelMetric { - cm := &SubChannelMetric{} - var sc *subChannel - var ok bool - c.mu.RLock() - if sc, ok = c.subChannels[id]; !ok { - // subchannel with id doesn't exist. - c.mu.RUnlock() - return nil - } - cm.Sockets = copyMap(sc.sockets) - // sc.c can be set to &dummyChannel{} when deleteSelfFromMap is called. Save a copy of sc.c when - // holding the lock to prevent potential data race. - chanCopy := sc.c - c.mu.RUnlock() - cm.ChannelData = chanCopy.ChannelzMetric() - cm.ID = sc.id - cm.RefName = sc.refName - cm.Trace = sc.trace.dumpData() - return cm -} - -func (c *channelMap) GetSocket(id int64) *SocketMetric { - sm := &SocketMetric{} - c.mu.RLock() - if ls, ok := c.listenSockets[id]; ok { - c.mu.RUnlock() - sm.SocketData = ls.s.ChannelzMetric() - sm.ID = ls.id - sm.RefName = ls.refName - return sm - } - if ns, ok := c.normalSockets[id]; ok { - c.mu.RUnlock() - sm.SocketData = ns.s.ChannelzMetric() - sm.ID = ns.id - sm.RefName = ns.refName - return sm - } - c.mu.RUnlock() - return nil -} - -func (c *channelMap) GetServer(id int64) *ServerMetric { - sm := &ServerMetric{} - var svr *server - var ok bool - c.mu.RLock() - if svr, ok = c.servers[id]; !ok { - c.mu.RUnlock() - return nil - } - sm.ListenSockets = copyMap(svr.listenSockets) - c.mu.RUnlock() - sm.ID = svr.id - sm.RefName = svr.refName - sm.ServerData = svr.s.ChannelzMetric() - return sm + db.removeEntry(id) } // IDGenerator is an incrementing atomic that tracks IDs for channelz entities. @@ -761,3 +219,11 @@ func (i *IDGenerator) Reset() { func (i *IDGenerator) genID() int64 { return atomic.AddInt64(&i.id, 1) } + +// Identifier is an opaque channelz identifier used to expose channelz symbols +// outside of grpc. Currently only implemented by Channel since no other +// types require exposure outside grpc. +type Identifier interface { + Entity + channelzIdentifier() +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/id.go b/vendor/google.golang.org/grpc/internal/channelz/id.go deleted file mode 100644 index c9a27acd3..000000000 --- a/vendor/google.golang.org/grpc/internal/channelz/id.go +++ /dev/null @@ -1,75 +0,0 @@ -/* - * - * Copyright 2022 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 channelz - -import "fmt" - -// Identifier is an opaque identifier which uniquely identifies an entity in the -// channelz database. -type Identifier struct { - typ RefChannelType - id int64 - str string - pid *Identifier -} - -// Type returns the entity type corresponding to id. -func (id *Identifier) Type() RefChannelType { - return id.typ -} - -// Int returns the integer identifier corresponding to id. -func (id *Identifier) Int() int64 { - return id.id -} - -// String returns a string representation of the entity corresponding to id. -// -// This includes some information about the parent as well. Examples: -// Top-level channel: [Channel #channel-number] -// Nested channel: [Channel #parent-channel-number Channel #channel-number] -// Sub channel: [Channel #parent-channel SubChannel #subchannel-number] -func (id *Identifier) String() string { - return id.str -} - -// Equal returns true if other is the same as id. -func (id *Identifier) Equal(other *Identifier) bool { - if (id != nil) != (other != nil) { - return false - } - if id == nil && other == nil { - return true - } - return id.typ == other.typ && id.id == other.id && id.pid == other.pid -} - -// NewIdentifierForTesting returns a new opaque identifier to be used only for -// testing purposes. -func NewIdentifierForTesting(typ RefChannelType, id int64, pid *Identifier) *Identifier { - return newIdentifer(typ, id, pid) -} - -func newIdentifer(typ RefChannelType, id int64, pid *Identifier) *Identifier { - str := fmt.Sprintf("%s #%d", typ, id) - if pid != nil { - str = fmt.Sprintf("%s %s", pid, str) - } - return &Identifier{typ: typ, id: id, str: str, pid: pid} -} diff --git a/vendor/google.golang.org/grpc/internal/channelz/logging.go b/vendor/google.golang.org/grpc/internal/channelz/logging.go index f89e6f77b..ee4d72125 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/logging.go +++ b/vendor/google.golang.org/grpc/internal/channelz/logging.go @@ -26,53 +26,49 @@ import ( var logger = grpclog.Component("channelz") -func withParens(id *Identifier) string { - return "[" + id.String() + "] " -} - // Info logs and adds a trace event if channelz is on. -func Info(l grpclog.DepthLoggerV2, id *Identifier, args ...any) { - AddTraceEvent(l, id, 1, &TraceEventDesc{ +func Info(l grpclog.DepthLoggerV2, e Entity, args ...any) { + AddTraceEvent(l, e, 1, &TraceEvent{ Desc: fmt.Sprint(args...), Severity: CtInfo, }) } // Infof logs and adds a trace event if channelz is on. -func Infof(l grpclog.DepthLoggerV2, id *Identifier, format string, args ...any) { - AddTraceEvent(l, id, 1, &TraceEventDesc{ +func Infof(l grpclog.DepthLoggerV2, e Entity, format string, args ...any) { + AddTraceEvent(l, e, 1, &TraceEvent{ Desc: fmt.Sprintf(format, args...), Severity: CtInfo, }) } // Warning logs and adds a trace event if channelz is on. -func Warning(l grpclog.DepthLoggerV2, id *Identifier, args ...any) { - AddTraceEvent(l, id, 1, &TraceEventDesc{ +func Warning(l grpclog.DepthLoggerV2, e Entity, args ...any) { + AddTraceEvent(l, e, 1, &TraceEvent{ Desc: fmt.Sprint(args...), Severity: CtWarning, }) } // Warningf logs and adds a trace event if channelz is on. -func Warningf(l grpclog.DepthLoggerV2, id *Identifier, format string, args ...any) { - AddTraceEvent(l, id, 1, &TraceEventDesc{ +func Warningf(l grpclog.DepthLoggerV2, e Entity, format string, args ...any) { + AddTraceEvent(l, e, 1, &TraceEvent{ Desc: fmt.Sprintf(format, args...), Severity: CtWarning, }) } // Error logs and adds a trace event if channelz is on. -func Error(l grpclog.DepthLoggerV2, id *Identifier, args ...any) { - AddTraceEvent(l, id, 1, &TraceEventDesc{ +func Error(l grpclog.DepthLoggerV2, e Entity, args ...any) { + AddTraceEvent(l, e, 1, &TraceEvent{ Desc: fmt.Sprint(args...), Severity: CtError, }) } // Errorf logs and adds a trace event if channelz is on. -func Errorf(l grpclog.DepthLoggerV2, id *Identifier, format string, args ...any) { - AddTraceEvent(l, id, 1, &TraceEventDesc{ +func Errorf(l grpclog.DepthLoggerV2, e Entity, format string, args ...any) { + AddTraceEvent(l, e, 1, &TraceEvent{ Desc: fmt.Sprintf(format, args...), Severity: CtError, }) diff --git a/vendor/google.golang.org/grpc/internal/channelz/server.go b/vendor/google.golang.org/grpc/internal/channelz/server.go new file mode 100644 index 000000000..cdfc49d6e --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/channelz/server.go @@ -0,0 +1,119 @@ +/* + * + * 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 channelz + +import ( + "fmt" + "sync/atomic" +) + +// Server is the channelz representation of a server. +type Server struct { + Entity + ID int64 + RefName string + + ServerMetrics ServerMetrics + + closeCalled bool + sockets map[int64]string + listenSockets map[int64]string + cm *channelMap +} + +// ServerMetrics defines a struct containing metrics for servers. +type ServerMetrics struct { + // The number of incoming calls started on the server. + CallsStarted atomic.Int64 + // The number of incoming calls that have completed with an OK status. + CallsSucceeded atomic.Int64 + // The number of incoming calls that have a completed with a non-OK status. + CallsFailed atomic.Int64 + // The last time a call was started on the server. + LastCallStartedTimestamp atomic.Int64 +} + +// NewServerMetricsForTesting returns an initialized ServerMetrics. +func NewServerMetricsForTesting(started, succeeded, failed, timestamp int64) *ServerMetrics { + sm := &ServerMetrics{} + sm.CallsStarted.Store(started) + sm.CallsSucceeded.Store(succeeded) + sm.CallsFailed.Store(failed) + sm.LastCallStartedTimestamp.Store(timestamp) + return sm +} + +func (sm *ServerMetrics) CopyFrom(o *ServerMetrics) { + sm.CallsStarted.Store(o.CallsStarted.Load()) + sm.CallsSucceeded.Store(o.CallsSucceeded.Load()) + sm.CallsFailed.Store(o.CallsFailed.Load()) + sm.LastCallStartedTimestamp.Store(o.LastCallStartedTimestamp.Load()) +} + +// ListenSockets returns the listening sockets for s. +func (s *Server) ListenSockets() map[int64]string { + db.mu.RLock() + defer db.mu.RUnlock() + return copyMap(s.listenSockets) +} + +// String returns a printable description of s. +func (s *Server) String() string { + return fmt.Sprintf("Server #%d", s.ID) +} + +func (s *Server) id() int64 { + return s.ID +} + +func (s *Server) addChild(id int64, e entry) { + switch v := e.(type) { + case *Socket: + switch v.SocketType { + case SocketTypeNormal: + s.sockets[id] = v.RefName + case SocketTypeListen: + s.listenSockets[id] = v.RefName + } + default: + logger.Errorf("cannot add a child (id = %d) of type %T to a server", id, e) + } +} + +func (s *Server) deleteChild(id int64) { + delete(s.sockets, id) + delete(s.listenSockets, id) + s.deleteSelfIfReady() +} + +func (s *Server) triggerDelete() { + s.closeCalled = true + s.deleteSelfIfReady() +} + +func (s *Server) deleteSelfIfReady() { + if !s.closeCalled || len(s.sockets)+len(s.listenSockets) != 0 { + return + } + s.cm.deleteEntry(s.ID) +} + +func (s *Server) getParentID() int64 { + return 0 +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/socket.go b/vendor/google.golang.org/grpc/internal/channelz/socket.go new file mode 100644 index 000000000..fa64834b2 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/channelz/socket.go @@ -0,0 +1,130 @@ +/* + * + * 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 channelz + +import ( + "fmt" + "net" + "sync/atomic" + + "google.golang.org/grpc/credentials" +) + +// SocketMetrics defines the struct that the implementor of Socket interface +// should return from ChannelzMetric(). +type SocketMetrics struct { + // The number of streams that have been started. + StreamsStarted atomic.Int64 + // The number of streams that have ended successfully: + // On client side, receiving frame with eos bit set. + // On server side, sending frame with eos bit set. + StreamsSucceeded atomic.Int64 + // The number of streams that have ended unsuccessfully: + // On client side, termination without receiving frame with eos bit set. + // On server side, termination without sending frame with eos bit set. + StreamsFailed atomic.Int64 + // The number of messages successfully sent on this socket. + MessagesSent atomic.Int64 + MessagesReceived atomic.Int64 + // The number of keep alives sent. This is typically implemented with HTTP/2 + // ping messages. + KeepAlivesSent atomic.Int64 + // The last time a stream was created by this endpoint. Usually unset for + // servers. + LastLocalStreamCreatedTimestamp atomic.Int64 + // The last time a stream was created by the remote endpoint. Usually unset + // for clients. + LastRemoteStreamCreatedTimestamp atomic.Int64 + // The last time a message was sent by this endpoint. + LastMessageSentTimestamp atomic.Int64 + // The last time a message was received by this endpoint. + LastMessageReceivedTimestamp atomic.Int64 +} + +// EphemeralSocketMetrics are metrics that change rapidly and are tracked +// outside of channelz. +type EphemeralSocketMetrics struct { + // The amount of window, granted to the local endpoint by the remote endpoint. + // This may be slightly out of date due to network latency. This does NOT + // include stream level or TCP level flow control info. + LocalFlowControlWindow int64 + // The amount of window, granted to the remote endpoint by the local endpoint. + // This may be slightly out of date due to network latency. This does NOT + // include stream level or TCP level flow control info. + RemoteFlowControlWindow int64 +} + +type SocketType string + +const ( + SocketTypeNormal = "NormalSocket" + SocketTypeListen = "ListenSocket" +) + +type Socket struct { + Entity + SocketType SocketType + ID int64 + Parent Entity + cm *channelMap + SocketMetrics SocketMetrics + EphemeralMetrics func() *EphemeralSocketMetrics + + RefName string + // The locally bound address. Immutable. + LocalAddr net.Addr + // The remote bound address. May be absent. Immutable. + RemoteAddr net.Addr + // Optional, represents the name of the remote endpoint, if different than + // the original target name. Immutable. + RemoteName string + // Immutable. + SocketOptions *SocketOptionData + // Immutable. + Security credentials.ChannelzSecurityValue +} + +func (ls *Socket) String() string { + return fmt.Sprintf("%s %s #%d", ls.Parent, ls.SocketType, ls.ID) +} + +func (ls *Socket) id() int64 { + return ls.ID +} + +func (ls *Socket) addChild(id int64, e entry) { + logger.Errorf("cannot add a child (id = %d) of type %T to a listen socket", id, e) +} + +func (ls *Socket) deleteChild(id int64) { + logger.Errorf("cannot delete a child (id = %d) from a listen socket", id) +} + +func (ls *Socket) triggerDelete() { + ls.cm.deleteEntry(ls.ID) + ls.Parent.(entry).deleteChild(ls.ID) +} + +func (ls *Socket) deleteSelfIfReady() { + logger.Errorf("cannot call deleteSelfIfReady on a listen socket") +} + +func (ls *Socket) getParentID() int64 { + return ls.Parent.id() +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/subchannel.go b/vendor/google.golang.org/grpc/internal/channelz/subchannel.go new file mode 100644 index 000000000..3b88e4cba --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/channelz/subchannel.go @@ -0,0 +1,151 @@ +/* + * + * 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 channelz + +import ( + "fmt" + "sync/atomic" +) + +// SubChannel is the channelz representation of a subchannel. +type SubChannel struct { + Entity + // ID is the channelz id of this subchannel. + ID int64 + // RefName is the human readable reference string of this subchannel. + RefName string + closeCalled bool + sockets map[int64]string + parent *Channel + trace *ChannelTrace + traceRefCount int32 + + ChannelMetrics ChannelMetrics +} + +func (sc *SubChannel) String() string { + return fmt.Sprintf("%s SubChannel #%d", sc.parent, sc.ID) +} + +func (sc *SubChannel) id() int64 { + return sc.ID +} + +func (sc *SubChannel) Sockets() map[int64]string { + db.mu.RLock() + defer db.mu.RUnlock() + return copyMap(sc.sockets) +} + +func (sc *SubChannel) Trace() *ChannelTrace { + db.mu.RLock() + defer db.mu.RUnlock() + return sc.trace.copy() +} + +func (sc *SubChannel) addChild(id int64, e entry) { + if v, ok := e.(*Socket); ok && v.SocketType == SocketTypeNormal { + sc.sockets[id] = v.RefName + } else { + logger.Errorf("cannot add a child (id = %d) of type %T to a subChannel", id, e) + } +} + +func (sc *SubChannel) deleteChild(id int64) { + delete(sc.sockets, id) + sc.deleteSelfIfReady() +} + +func (sc *SubChannel) triggerDelete() { + sc.closeCalled = true + sc.deleteSelfIfReady() +} + +func (sc *SubChannel) getParentID() int64 { + return sc.parent.ID +} + +// deleteSelfFromTree tries to delete the subchannel from the channelz entry relation tree, which +// means deleting the subchannel reference from its parent's child list. +// +// In order for a subchannel to be deleted from the tree, it must meet the criteria that, removal of +// the corresponding grpc object has been invoked, and the subchannel does not have any children left. +// +// The returned boolean value indicates whether the channel has been successfully deleted from tree. +func (sc *SubChannel) deleteSelfFromTree() (deleted bool) { + if !sc.closeCalled || len(sc.sockets) != 0 { + return false + } + sc.parent.deleteChild(sc.ID) + return true +} + +// deleteSelfFromMap checks whether it is valid to delete the subchannel from the map, which means +// deleting the subchannel from channelz's tracking entirely. Users can no longer use id to query +// the subchannel, and its memory will be garbage collected. +// +// The trace reference count of the subchannel must be 0 in order to be deleted from the map. This is +// specified in the channel tracing gRFC that as long as some other trace has reference to an entity, +// the trace of the referenced entity must not be deleted. In order to release the resource allocated +// by grpc, the reference to the grpc object is reset to a dummy object. +// +// deleteSelfFromMap must be called after deleteSelfFromTree returns true. +// +// It returns a bool to indicate whether the channel can be safely deleted from map. +func (sc *SubChannel) deleteSelfFromMap() (delete bool) { + return sc.getTraceRefCount() == 0 +} + +// deleteSelfIfReady tries to delete the subchannel itself from the channelz database. +// The delete process includes two steps: +// 1. delete the subchannel from the entry relation tree, i.e. delete the subchannel reference from +// its parent's child list. +// 2. delete the subchannel from the map, i.e. delete the subchannel entirely from channelz. Lookup +// by id will return entry not found error. +func (sc *SubChannel) deleteSelfIfReady() { + if !sc.deleteSelfFromTree() { + return + } + if !sc.deleteSelfFromMap() { + return + } + db.deleteEntry(sc.ID) + sc.trace.clear() +} + +func (sc *SubChannel) getChannelTrace() *ChannelTrace { + return sc.trace +} + +func (sc *SubChannel) incrTraceRefCount() { + atomic.AddInt32(&sc.traceRefCount, 1) +} + +func (sc *SubChannel) decrTraceRefCount() { + atomic.AddInt32(&sc.traceRefCount, -1) +} + +func (sc *SubChannel) getTraceRefCount() int { + i := atomic.LoadInt32(&sc.traceRefCount) + return int(i) +} + +func (sc *SubChannel) getRefName() string { + return sc.RefName +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/types_linux.go b/vendor/google.golang.org/grpc/internal/channelz/syscall_linux.go index 1b1c4cce3..5ac73ff83 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/types_linux.go +++ b/vendor/google.golang.org/grpc/internal/channelz/syscall_linux.go @@ -49,3 +49,17 @@ func (s *SocketOptionData) Getsockopt(fd uintptr) { s.TCPInfo = v } } + +// GetSocketOption gets the socket option info of the conn. +func GetSocketOption(socket any) *SocketOptionData { + c, ok := socket.(syscall.Conn) + if !ok { + return nil + } + data := &SocketOptionData{} + if rawConn, err := c.SyscallConn(); err == nil { + rawConn.Control(data.Getsockopt) + return data + } + return nil +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/types_nonlinux.go b/vendor/google.golang.org/grpc/internal/channelz/syscall_nonlinux.go index 8b06eed1a..d1ed8df6a 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/types_nonlinux.go +++ b/vendor/google.golang.org/grpc/internal/channelz/syscall_nonlinux.go @@ -1,5 +1,4 @@ //go:build !linux -// +build !linux /* * @@ -41,3 +40,8 @@ func (s *SocketOptionData) Getsockopt(fd uintptr) { logger.Warning("Channelz: socket options are not supported on non-linux environments") }) } + +// GetSocketOption gets the socket option info of the conn. +func GetSocketOption(c any) *SocketOptionData { + return nil +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/trace.go b/vendor/google.golang.org/grpc/internal/channelz/trace.go new file mode 100644 index 000000000..36b867403 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/channelz/trace.go @@ -0,0 +1,204 @@ +/* + * + * Copyright 2018 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 channelz + +import ( + "fmt" + "sync" + "sync/atomic" + "time" + + "google.golang.org/grpc/grpclog" +) + +const ( + defaultMaxTraceEntry int32 = 30 +) + +var maxTraceEntry = defaultMaxTraceEntry + +// SetMaxTraceEntry sets maximum number of trace entries per entity (i.e. +// channel/subchannel). Setting it to 0 will disable channel tracing. +func SetMaxTraceEntry(i int32) { + atomic.StoreInt32(&maxTraceEntry, i) +} + +// ResetMaxTraceEntryToDefault resets the maximum number of trace entries per +// entity to default. +func ResetMaxTraceEntryToDefault() { + atomic.StoreInt32(&maxTraceEntry, defaultMaxTraceEntry) +} + +func getMaxTraceEntry() int { + i := atomic.LoadInt32(&maxTraceEntry) + return int(i) +} + +// traceEvent is an internal representation of a single trace event +type traceEvent struct { + // Desc is a simple description of the trace event. + Desc string + // Severity states the severity of this trace event. + Severity Severity + // Timestamp is the event time. + Timestamp time.Time + // RefID is the id of the entity that gets referenced in the event. RefID is 0 if no other entity is + // involved in this event. + // e.g. SubChannel (id: 4[]) Created. --> RefID = 4, RefName = "" (inside []) + RefID int64 + // RefName is the reference name for the entity that gets referenced in the event. + RefName string + // RefType indicates the referenced entity type, i.e Channel or SubChannel. + RefType RefChannelType +} + +// TraceEvent is what the caller of AddTraceEvent should provide to describe the +// event to be added to the channel trace. +// +// The Parent field is optional. It is used for an event that will be recorded +// in the entity's parent trace. +type TraceEvent struct { + Desc string + Severity Severity + Parent *TraceEvent +} + +type ChannelTrace struct { + cm *channelMap + clearCalled bool + CreationTime time.Time + EventNum int64 + mu sync.Mutex + Events []*traceEvent +} + +func (c *ChannelTrace) copy() *ChannelTrace { + return &ChannelTrace{ + CreationTime: c.CreationTime, + EventNum: c.EventNum, + Events: append(([]*traceEvent)(nil), c.Events...), + } +} + +func (c *ChannelTrace) append(e *traceEvent) { + c.mu.Lock() + if len(c.Events) == getMaxTraceEntry() { + del := c.Events[0] + c.Events = c.Events[1:] + if del.RefID != 0 { + // start recursive cleanup in a goroutine to not block the call originated from grpc. + go func() { + // need to acquire c.cm.mu lock to call the unlocked attemptCleanup func. + c.cm.mu.Lock() + c.cm.decrTraceRefCount(del.RefID) + c.cm.mu.Unlock() + }() + } + } + e.Timestamp = time.Now() + c.Events = append(c.Events, e) + c.EventNum++ + c.mu.Unlock() +} + +func (c *ChannelTrace) clear() { + if c.clearCalled { + return + } + c.clearCalled = true + c.mu.Lock() + for _, e := range c.Events { + if e.RefID != 0 { + // caller should have already held the c.cm.mu lock. + c.cm.decrTraceRefCount(e.RefID) + } + } + c.mu.Unlock() +} + +// Severity is the severity level of a trace event. +// The canonical enumeration of all valid values is here: +// https://github.com/grpc/grpc-proto/blob/9b13d199cc0d4703c7ea26c9c330ba695866eb23/grpc/channelz/v1/channelz.proto#L126. +type Severity int + +const ( + // CtUnknown indicates unknown severity of a trace event. + CtUnknown Severity = iota + // CtInfo indicates info level severity of a trace event. + CtInfo + // CtWarning indicates warning level severity of a trace event. + CtWarning + // CtError indicates error level severity of a trace event. + CtError +) + +// RefChannelType is the type of the entity being referenced in a trace event. +type RefChannelType int + +const ( + // RefUnknown indicates an unknown entity type, the zero value for this type. + RefUnknown RefChannelType = iota + // RefChannel indicates the referenced entity is a Channel. + RefChannel + // RefSubChannel indicates the referenced entity is a SubChannel. + RefSubChannel + // RefServer indicates the referenced entity is a Server. + RefServer + // RefListenSocket indicates the referenced entity is a ListenSocket. + RefListenSocket + // RefNormalSocket indicates the referenced entity is a NormalSocket. + RefNormalSocket +) + +var refChannelTypeToString = map[RefChannelType]string{ + RefUnknown: "Unknown", + RefChannel: "Channel", + RefSubChannel: "SubChannel", + RefServer: "Server", + RefListenSocket: "ListenSocket", + RefNormalSocket: "NormalSocket", +} + +func (r RefChannelType) String() string { + return refChannelTypeToString[r] +} + +// AddTraceEvent adds trace related to the entity with specified id, using the +// provided TraceEventDesc. +// +// If channelz is not turned ON, this will simply log the event descriptions. +func AddTraceEvent(l grpclog.DepthLoggerV2, e Entity, depth int, desc *TraceEvent) { + // Log only the trace description associated with the bottom most entity. + d := fmt.Sprintf("[%s]%s", e, desc.Desc) + switch desc.Severity { + case CtUnknown, CtInfo: + l.InfoDepth(depth+1, d) + case CtWarning: + l.WarningDepth(depth+1, d) + case CtError: + l.ErrorDepth(depth+1, d) + } + + if getMaxTraceEntry() == 0 { + return + } + if IsOn() { + db.traceEvent(e.id(), desc) + } +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/types.go b/vendor/google.golang.org/grpc/internal/channelz/types.go deleted file mode 100644 index 1d4020f53..000000000 --- a/vendor/google.golang.org/grpc/internal/channelz/types.go +++ /dev/null @@ -1,727 +0,0 @@ -/* - * - * Copyright 2018 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 channelz - -import ( - "net" - "sync" - "sync/atomic" - "time" - - "google.golang.org/grpc/connectivity" - "google.golang.org/grpc/credentials" -) - -// entry represents a node in the channelz database. -type entry interface { - // addChild adds a child e, whose channelz id is id to child list - addChild(id int64, e entry) - // deleteChild deletes a child with channelz id to be id from child list - deleteChild(id int64) - // triggerDelete tries to delete self from channelz database. However, if child - // list is not empty, then deletion from the database is on hold until the last - // child is deleted from database. - triggerDelete() - // deleteSelfIfReady check whether triggerDelete() has been called before, and whether child - // list is now empty. If both conditions are met, then delete self from database. - deleteSelfIfReady() - // getParentID returns parent ID of the entry. 0 value parent ID means no parent. - getParentID() int64 -} - -// dummyEntry is a fake entry to handle entry not found case. -type dummyEntry struct { - idNotFound int64 -} - -func (d *dummyEntry) addChild(id int64, e entry) { - // Note: It is possible for a normal program to reach here under race condition. - // For example, there could be a race between ClientConn.Close() info being propagated - // to addrConn and http2Client. ClientConn.Close() cancel the context and result - // in http2Client to error. The error info is then caught by transport monitor - // and before addrConn.tearDown() is called in side ClientConn.Close(). Therefore, - // the addrConn will create a new transport. And when registering the new transport in - // channelz, its parent addrConn could have already been torn down and deleted - // from channelz tracking, and thus reach the code here. - logger.Infof("attempt to add child of type %T with id %d to a parent (id=%d) that doesn't currently exist", e, id, d.idNotFound) -} - -func (d *dummyEntry) deleteChild(id int64) { - // It is possible for a normal program to reach here under race condition. - // Refer to the example described in addChild(). - logger.Infof("attempt to delete child with id %d from a parent (id=%d) that doesn't currently exist", id, d.idNotFound) -} - -func (d *dummyEntry) triggerDelete() { - logger.Warningf("attempt to delete an entry (id=%d) that doesn't currently exist", d.idNotFound) -} - -func (*dummyEntry) deleteSelfIfReady() { - // code should not reach here. deleteSelfIfReady is always called on an existing entry. -} - -func (*dummyEntry) getParentID() int64 { - return 0 -} - -// ChannelMetric defines the info channelz provides for a specific Channel, which -// includes ChannelInternalMetric and channelz-specific data, such as channelz id, -// child list, etc. -type ChannelMetric struct { - // ID is the channelz id of this channel. - ID int64 - // RefName is the human readable reference string of this channel. - RefName string - // ChannelData contains channel internal metric reported by the channel through - // ChannelzMetric(). - ChannelData *ChannelInternalMetric - // NestedChans tracks the nested channel type children of this channel in the format of - // a map from nested channel channelz id to corresponding reference string. - NestedChans map[int64]string - // SubChans tracks the subchannel type children of this channel in the format of a - // map from subchannel channelz id to corresponding reference string. - SubChans map[int64]string - // Sockets tracks the socket type children of this channel in the format of a map - // from socket channelz id to corresponding reference string. - // Note current grpc implementation doesn't allow channel having sockets directly, - // therefore, this is field is unused. - Sockets map[int64]string - // Trace contains the most recent traced events. - Trace *ChannelTrace -} - -// SubChannelMetric defines the info channelz provides for a specific SubChannel, -// which includes ChannelInternalMetric and channelz-specific data, such as -// channelz id, child list, etc. -type SubChannelMetric struct { - // ID is the channelz id of this subchannel. - ID int64 - // RefName is the human readable reference string of this subchannel. - RefName string - // ChannelData contains subchannel internal metric reported by the subchannel - // through ChannelzMetric(). - ChannelData *ChannelInternalMetric - // NestedChans tracks the nested channel type children of this subchannel in the format of - // a map from nested channel channelz id to corresponding reference string. - // Note current grpc implementation doesn't allow subchannel to have nested channels - // as children, therefore, this field is unused. - NestedChans map[int64]string - // SubChans tracks the subchannel type children of this subchannel in the format of a - // map from subchannel channelz id to corresponding reference string. - // Note current grpc implementation doesn't allow subchannel to have subchannels - // as children, therefore, this field is unused. - SubChans map[int64]string - // Sockets tracks the socket type children of this subchannel in the format of a map - // from socket channelz id to corresponding reference string. - Sockets map[int64]string - // Trace contains the most recent traced events. - Trace *ChannelTrace -} - -// ChannelInternalMetric defines the struct that the implementor of Channel interface -// should return from ChannelzMetric(). -type ChannelInternalMetric struct { - // current connectivity state of the channel. - State connectivity.State - // The target this channel originally tried to connect to. May be absent - Target string - // The number of calls started on the channel. - CallsStarted int64 - // The number of calls that have completed with an OK status. - CallsSucceeded int64 - // The number of calls that have a completed with a non-OK status. - CallsFailed int64 - // The last time a call was started on the channel. - LastCallStartedTimestamp time.Time -} - -// ChannelTrace stores traced events on a channel/subchannel and related info. -type ChannelTrace struct { - // EventNum is the number of events that ever got traced (i.e. including those that have been deleted) - EventNum int64 - // CreationTime is the creation time of the trace. - CreationTime time.Time - // Events stores the most recent trace events (up to $maxTraceEntry, newer event will overwrite the - // oldest one) - Events []*TraceEvent -} - -// TraceEvent represent a single trace event -type TraceEvent struct { - // Desc is a simple description of the trace event. - Desc string - // Severity states the severity of this trace event. - Severity Severity - // Timestamp is the event time. - Timestamp time.Time - // RefID is the id of the entity that gets referenced in the event. RefID is 0 if no other entity is - // involved in this event. - // e.g. SubChannel (id: 4[]) Created. --> RefID = 4, RefName = "" (inside []) - RefID int64 - // RefName is the reference name for the entity that gets referenced in the event. - RefName string - // RefType indicates the referenced entity type, i.e Channel or SubChannel. - RefType RefChannelType -} - -// Channel is the interface that should be satisfied in order to be tracked by -// channelz as Channel or SubChannel. -type Channel interface { - ChannelzMetric() *ChannelInternalMetric -} - -type dummyChannel struct{} - -func (d *dummyChannel) ChannelzMetric() *ChannelInternalMetric { - return &ChannelInternalMetric{} -} - -type channel struct { - refName string - c Channel - closeCalled bool - nestedChans map[int64]string - subChans map[int64]string - id int64 - pid int64 - cm *channelMap - trace *channelTrace - // traceRefCount is the number of trace events that reference this channel. - // Non-zero traceRefCount means the trace of this channel cannot be deleted. - traceRefCount int32 -} - -func (c *channel) addChild(id int64, e entry) { - switch v := e.(type) { - case *subChannel: - c.subChans[id] = v.refName - case *channel: - c.nestedChans[id] = v.refName - default: - logger.Errorf("cannot add a child (id = %d) of type %T to a channel", id, e) - } -} - -func (c *channel) deleteChild(id int64) { - delete(c.subChans, id) - delete(c.nestedChans, id) - c.deleteSelfIfReady() -} - -func (c *channel) triggerDelete() { - c.closeCalled = true - c.deleteSelfIfReady() -} - -func (c *channel) getParentID() int64 { - return c.pid -} - -// deleteSelfFromTree tries to delete the channel from the channelz entry relation tree, which means -// deleting the channel reference from its parent's child list. -// -// In order for a channel to be deleted from the tree, it must meet the criteria that, removal of the -// corresponding grpc object has been invoked, and the channel does not have any children left. -// -// The returned boolean value indicates whether the channel has been successfully deleted from tree. -func (c *channel) deleteSelfFromTree() (deleted bool) { - if !c.closeCalled || len(c.subChans)+len(c.nestedChans) != 0 { - return false - } - // not top channel - if c.pid != 0 { - c.cm.findEntry(c.pid).deleteChild(c.id) - } - return true -} - -// deleteSelfFromMap checks whether it is valid to delete the channel from the map, which means -// deleting the channel from channelz's tracking entirely. Users can no longer use id to query the -// channel, and its memory will be garbage collected. -// -// The trace reference count of the channel must be 0 in order to be deleted from the map. This is -// specified in the channel tracing gRFC that as long as some other trace has reference to an entity, -// the trace of the referenced entity must not be deleted. In order to release the resource allocated -// by grpc, the reference to the grpc object is reset to a dummy object. -// -// deleteSelfFromMap must be called after deleteSelfFromTree returns true. -// -// It returns a bool to indicate whether the channel can be safely deleted from map. -func (c *channel) deleteSelfFromMap() (delete bool) { - if c.getTraceRefCount() != 0 { - c.c = &dummyChannel{} - return false - } - return true -} - -// deleteSelfIfReady tries to delete the channel itself from the channelz database. -// The delete process includes two steps: -// 1. delete the channel from the entry relation tree, i.e. delete the channel reference from its -// parent's child list. -// 2. delete the channel from the map, i.e. delete the channel entirely from channelz. Lookup by id -// will return entry not found error. -func (c *channel) deleteSelfIfReady() { - if !c.deleteSelfFromTree() { - return - } - if !c.deleteSelfFromMap() { - return - } - c.cm.deleteEntry(c.id) - c.trace.clear() -} - -func (c *channel) getChannelTrace() *channelTrace { - return c.trace -} - -func (c *channel) incrTraceRefCount() { - atomic.AddInt32(&c.traceRefCount, 1) -} - -func (c *channel) decrTraceRefCount() { - atomic.AddInt32(&c.traceRefCount, -1) -} - -func (c *channel) getTraceRefCount() int { - i := atomic.LoadInt32(&c.traceRefCount) - return int(i) -} - -func (c *channel) getRefName() string { - return c.refName -} - -type subChannel struct { - refName string - c Channel - closeCalled bool - sockets map[int64]string - id int64 - pid int64 - cm *channelMap - trace *channelTrace - traceRefCount int32 -} - -func (sc *subChannel) addChild(id int64, e entry) { - if v, ok := e.(*normalSocket); ok { - sc.sockets[id] = v.refName - } else { - logger.Errorf("cannot add a child (id = %d) of type %T to a subChannel", id, e) - } -} - -func (sc *subChannel) deleteChild(id int64) { - delete(sc.sockets, id) - sc.deleteSelfIfReady() -} - -func (sc *subChannel) triggerDelete() { - sc.closeCalled = true - sc.deleteSelfIfReady() -} - -func (sc *subChannel) getParentID() int64 { - return sc.pid -} - -// deleteSelfFromTree tries to delete the subchannel from the channelz entry relation tree, which -// means deleting the subchannel reference from its parent's child list. -// -// In order for a subchannel to be deleted from the tree, it must meet the criteria that, removal of -// the corresponding grpc object has been invoked, and the subchannel does not have any children left. -// -// The returned boolean value indicates whether the channel has been successfully deleted from tree. -func (sc *subChannel) deleteSelfFromTree() (deleted bool) { - if !sc.closeCalled || len(sc.sockets) != 0 { - return false - } - sc.cm.findEntry(sc.pid).deleteChild(sc.id) - return true -} - -// deleteSelfFromMap checks whether it is valid to delete the subchannel from the map, which means -// deleting the subchannel from channelz's tracking entirely. Users can no longer use id to query -// the subchannel, and its memory will be garbage collected. -// -// The trace reference count of the subchannel must be 0 in order to be deleted from the map. This is -// specified in the channel tracing gRFC that as long as some other trace has reference to an entity, -// the trace of the referenced entity must not be deleted. In order to release the resource allocated -// by grpc, the reference to the grpc object is reset to a dummy object. -// -// deleteSelfFromMap must be called after deleteSelfFromTree returns true. -// -// It returns a bool to indicate whether the channel can be safely deleted from map. -func (sc *subChannel) deleteSelfFromMap() (delete bool) { - if sc.getTraceRefCount() != 0 { - // free the grpc struct (i.e. addrConn) - sc.c = &dummyChannel{} - return false - } - return true -} - -// deleteSelfIfReady tries to delete the subchannel itself from the channelz database. -// The delete process includes two steps: -// 1. delete the subchannel from the entry relation tree, i.e. delete the subchannel reference from -// its parent's child list. -// 2. delete the subchannel from the map, i.e. delete the subchannel entirely from channelz. Lookup -// by id will return entry not found error. -func (sc *subChannel) deleteSelfIfReady() { - if !sc.deleteSelfFromTree() { - return - } - if !sc.deleteSelfFromMap() { - return - } - sc.cm.deleteEntry(sc.id) - sc.trace.clear() -} - -func (sc *subChannel) getChannelTrace() *channelTrace { - return sc.trace -} - -func (sc *subChannel) incrTraceRefCount() { - atomic.AddInt32(&sc.traceRefCount, 1) -} - -func (sc *subChannel) decrTraceRefCount() { - atomic.AddInt32(&sc.traceRefCount, -1) -} - -func (sc *subChannel) getTraceRefCount() int { - i := atomic.LoadInt32(&sc.traceRefCount) - return int(i) -} - -func (sc *subChannel) getRefName() string { - return sc.refName -} - -// SocketMetric defines the info channelz provides for a specific Socket, which -// includes SocketInternalMetric and channelz-specific data, such as channelz id, etc. -type SocketMetric struct { - // ID is the channelz id of this socket. - ID int64 - // RefName is the human readable reference string of this socket. - RefName string - // SocketData contains socket internal metric reported by the socket through - // ChannelzMetric(). - SocketData *SocketInternalMetric -} - -// SocketInternalMetric defines the struct that the implementor of Socket interface -// should return from ChannelzMetric(). -type SocketInternalMetric struct { - // The number of streams that have been started. - StreamsStarted int64 - // The number of streams that have ended successfully: - // On client side, receiving frame with eos bit set. - // On server side, sending frame with eos bit set. - StreamsSucceeded int64 - // The number of streams that have ended unsuccessfully: - // On client side, termination without receiving frame with eos bit set. - // On server side, termination without sending frame with eos bit set. - StreamsFailed int64 - // The number of messages successfully sent on this socket. - MessagesSent int64 - MessagesReceived int64 - // The number of keep alives sent. This is typically implemented with HTTP/2 - // ping messages. - KeepAlivesSent int64 - // The last time a stream was created by this endpoint. Usually unset for - // servers. - LastLocalStreamCreatedTimestamp time.Time - // The last time a stream was created by the remote endpoint. Usually unset - // for clients. - LastRemoteStreamCreatedTimestamp time.Time - // The last time a message was sent by this endpoint. - LastMessageSentTimestamp time.Time - // The last time a message was received by this endpoint. - LastMessageReceivedTimestamp time.Time - // The amount of window, granted to the local endpoint by the remote endpoint. - // This may be slightly out of date due to network latency. This does NOT - // include stream level or TCP level flow control info. - LocalFlowControlWindow int64 - // The amount of window, granted to the remote endpoint by the local endpoint. - // This may be slightly out of date due to network latency. This does NOT - // include stream level or TCP level flow control info. - RemoteFlowControlWindow int64 - // The locally bound address. - LocalAddr net.Addr - // The remote bound address. May be absent. - RemoteAddr net.Addr - // Optional, represents the name of the remote endpoint, if different than - // the original target name. - RemoteName string - SocketOptions *SocketOptionData - Security credentials.ChannelzSecurityValue -} - -// Socket is the interface that should be satisfied in order to be tracked by -// channelz as Socket. -type Socket interface { - ChannelzMetric() *SocketInternalMetric -} - -type listenSocket struct { - refName string - s Socket - id int64 - pid int64 - cm *channelMap -} - -func (ls *listenSocket) addChild(id int64, e entry) { - logger.Errorf("cannot add a child (id = %d) of type %T to a listen socket", id, e) -} - -func (ls *listenSocket) deleteChild(id int64) { - logger.Errorf("cannot delete a child (id = %d) from a listen socket", id) -} - -func (ls *listenSocket) triggerDelete() { - ls.cm.deleteEntry(ls.id) - ls.cm.findEntry(ls.pid).deleteChild(ls.id) -} - -func (ls *listenSocket) deleteSelfIfReady() { - logger.Errorf("cannot call deleteSelfIfReady on a listen socket") -} - -func (ls *listenSocket) getParentID() int64 { - return ls.pid -} - -type normalSocket struct { - refName string - s Socket - id int64 - pid int64 - cm *channelMap -} - -func (ns *normalSocket) addChild(id int64, e entry) { - logger.Errorf("cannot add a child (id = %d) of type %T to a normal socket", id, e) -} - -func (ns *normalSocket) deleteChild(id int64) { - logger.Errorf("cannot delete a child (id = %d) from a normal socket", id) -} - -func (ns *normalSocket) triggerDelete() { - ns.cm.deleteEntry(ns.id) - ns.cm.findEntry(ns.pid).deleteChild(ns.id) -} - -func (ns *normalSocket) deleteSelfIfReady() { - logger.Errorf("cannot call deleteSelfIfReady on a normal socket") -} - -func (ns *normalSocket) getParentID() int64 { - return ns.pid -} - -// ServerMetric defines the info channelz provides for a specific Server, which -// includes ServerInternalMetric and channelz-specific data, such as channelz id, -// child list, etc. -type ServerMetric struct { - // ID is the channelz id of this server. - ID int64 - // RefName is the human readable reference string of this server. - RefName string - // ServerData contains server internal metric reported by the server through - // ChannelzMetric(). - ServerData *ServerInternalMetric - // ListenSockets tracks the listener socket type children of this server in the - // format of a map from socket channelz id to corresponding reference string. - ListenSockets map[int64]string -} - -// ServerInternalMetric defines the struct that the implementor of Server interface -// should return from ChannelzMetric(). -type ServerInternalMetric struct { - // The number of incoming calls started on the server. - CallsStarted int64 - // The number of incoming calls that have completed with an OK status. - CallsSucceeded int64 - // The number of incoming calls that have a completed with a non-OK status. - CallsFailed int64 - // The last time a call was started on the server. - LastCallStartedTimestamp time.Time -} - -// Server is the interface to be satisfied in order to be tracked by channelz as -// Server. -type Server interface { - ChannelzMetric() *ServerInternalMetric -} - -type server struct { - refName string - s Server - closeCalled bool - sockets map[int64]string - listenSockets map[int64]string - id int64 - cm *channelMap -} - -func (s *server) addChild(id int64, e entry) { - switch v := e.(type) { - case *normalSocket: - s.sockets[id] = v.refName - case *listenSocket: - s.listenSockets[id] = v.refName - default: - logger.Errorf("cannot add a child (id = %d) of type %T to a server", id, e) - } -} - -func (s *server) deleteChild(id int64) { - delete(s.sockets, id) - delete(s.listenSockets, id) - s.deleteSelfIfReady() -} - -func (s *server) triggerDelete() { - s.closeCalled = true - s.deleteSelfIfReady() -} - -func (s *server) deleteSelfIfReady() { - if !s.closeCalled || len(s.sockets)+len(s.listenSockets) != 0 { - return - } - s.cm.deleteEntry(s.id) -} - -func (s *server) getParentID() int64 { - return 0 -} - -type tracedChannel interface { - getChannelTrace() *channelTrace - incrTraceRefCount() - decrTraceRefCount() - getRefName() string -} - -type channelTrace struct { - cm *channelMap - clearCalled bool - createdTime time.Time - eventCount int64 - mu sync.Mutex - events []*TraceEvent -} - -func (c *channelTrace) append(e *TraceEvent) { - c.mu.Lock() - if len(c.events) == getMaxTraceEntry() { - del := c.events[0] - c.events = c.events[1:] - if del.RefID != 0 { - // start recursive cleanup in a goroutine to not block the call originated from grpc. - go func() { - // need to acquire c.cm.mu lock to call the unlocked attemptCleanup func. - c.cm.mu.Lock() - c.cm.decrTraceRefCount(del.RefID) - c.cm.mu.Unlock() - }() - } - } - e.Timestamp = time.Now() - c.events = append(c.events, e) - c.eventCount++ - c.mu.Unlock() -} - -func (c *channelTrace) clear() { - if c.clearCalled { - return - } - c.clearCalled = true - c.mu.Lock() - for _, e := range c.events { - if e.RefID != 0 { - // caller should have already held the c.cm.mu lock. - c.cm.decrTraceRefCount(e.RefID) - } - } - c.mu.Unlock() -} - -// Severity is the severity level of a trace event. -// The canonical enumeration of all valid values is here: -// https://github.com/grpc/grpc-proto/blob/9b13d199cc0d4703c7ea26c9c330ba695866eb23/grpc/channelz/v1/channelz.proto#L126. -type Severity int - -const ( - // CtUnknown indicates unknown severity of a trace event. - CtUnknown Severity = iota - // CtInfo indicates info level severity of a trace event. - CtInfo - // CtWarning indicates warning level severity of a trace event. - CtWarning - // CtError indicates error level severity of a trace event. - CtError -) - -// RefChannelType is the type of the entity being referenced in a trace event. -type RefChannelType int - -const ( - // RefUnknown indicates an unknown entity type, the zero value for this type. - RefUnknown RefChannelType = iota - // RefChannel indicates the referenced entity is a Channel. - RefChannel - // RefSubChannel indicates the referenced entity is a SubChannel. - RefSubChannel - // RefServer indicates the referenced entity is a Server. - RefServer - // RefListenSocket indicates the referenced entity is a ListenSocket. - RefListenSocket - // RefNormalSocket indicates the referenced entity is a NormalSocket. - RefNormalSocket -) - -var refChannelTypeToString = map[RefChannelType]string{ - RefUnknown: "Unknown", - RefChannel: "Channel", - RefSubChannel: "SubChannel", - RefServer: "Server", - RefListenSocket: "ListenSocket", - RefNormalSocket: "NormalSocket", -} - -func (r RefChannelType) String() string { - return refChannelTypeToString[r] -} - -func (c *channelTrace) dumpData() *ChannelTrace { - c.mu.Lock() - ct := &ChannelTrace{EventNum: c.eventCount, CreationTime: c.createdTime} - ct.Events = c.events[:len(c.events)] - c.mu.Unlock() - return ct -} diff --git a/vendor/google.golang.org/grpc/internal/channelz/util_nonlinux.go b/vendor/google.golang.org/grpc/internal/channelz/util_nonlinux.go deleted file mode 100644 index b5568b22e..000000000 --- a/vendor/google.golang.org/grpc/internal/channelz/util_nonlinux.go +++ /dev/null @@ -1,27 +0,0 @@ -//go:build !linux -// +build !linux - -/* - * - * Copyright 2018 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 channelz - -// GetSocketOption gets the socket option info of the conn. -func GetSocketOption(c any) *SocketOptionData { - return nil -} diff --git a/vendor/google.golang.org/grpc/internal/grpcrand/grpcrand.go b/vendor/google.golang.org/grpc/internal/grpcrand/grpcrand.go index aa97273e7..0126d6b51 100644 --- a/vendor/google.golang.org/grpc/internal/grpcrand/grpcrand.go +++ b/vendor/google.golang.org/grpc/internal/grpcrand/grpcrand.go @@ -1,3 +1,8 @@ +//go:build !go1.21 + +// TODO: when this file is deleted (after Go 1.20 support is dropped), delete +// all of grpcrand and call the rand package directly. + /* * * Copyright 2018 gRPC authors. diff --git a/vendor/google.golang.org/grpc/internal/grpcrand/grpcrand_go1.21.go b/vendor/google.golang.org/grpc/internal/grpcrand/grpcrand_go1.21.go new file mode 100644 index 000000000..c37299af1 --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/grpcrand/grpcrand_go1.21.go @@ -0,0 +1,73 @@ +//go:build go1.21 + +/* + * + * 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 grpcrand implements math/rand functions in a concurrent-safe way +// with a global random source, independent of math/rand's global source. +package grpcrand + +import "math/rand" + +// This implementation will be used for Go version 1.21 or newer. +// For older versions, the original implementation with mutex will be used. + +// Int implements rand.Int on the grpcrand global source. +func Int() int { + return rand.Int() +} + +// Int63n implements rand.Int63n on the grpcrand global source. +func Int63n(n int64) int64 { + return rand.Int63n(n) +} + +// Intn implements rand.Intn on the grpcrand global source. +func Intn(n int) int { + return rand.Intn(n) +} + +// Int31n implements rand.Int31n on the grpcrand global source. +func Int31n(n int32) int32 { + return rand.Int31n(n) +} + +// Float64 implements rand.Float64 on the grpcrand global source. +func Float64() float64 { + return rand.Float64() +} + +// Uint64 implements rand.Uint64 on the grpcrand global source. +func Uint64() uint64 { + return rand.Uint64() +} + +// Uint32 implements rand.Uint32 on the grpcrand global source. +func Uint32() uint32 { + return rand.Uint32() +} + +// ExpFloat64 implements rand.ExpFloat64 on the grpcrand global source. +func ExpFloat64() float64 { + return rand.ExpFloat64() +} + +// Shuffle implements rand.Shuffle on the grpcrand global source. +var Shuffle = func(n int, f func(int, int)) { + rand.Shuffle(n, f) +} diff --git a/vendor/google.golang.org/grpc/internal/internal.go b/vendor/google.golang.org/grpc/internal/internal.go index 6c7ea6a53..48d24bdb4 100644 --- a/vendor/google.golang.org/grpc/internal/internal.go +++ b/vendor/google.golang.org/grpc/internal/internal.go @@ -190,12 +190,16 @@ var ( // function makes events more predictable than relying on timer events. TriggerXDSResourceNameNotFoundForTesting any // func(func(xdsresource.Type, string), string, string) error - // TriggerXDSResourceNotFoundClient invokes the testing xDS Client singleton - // to invoke resource not found for a resource type name and resource name. + // TriggerXDSResourceNameNotFoundClient invokes the testing xDS Client + // singleton to invoke resource not found for a resource type name and + // resource name. TriggerXDSResourceNameNotFoundClient any // func(string, string) error // FromOutgoingContextRaw returns the un-merged, intermediary contents of metadata.rawMD. FromOutgoingContextRaw any // func(context.Context) (metadata.MD, [][]string, bool) + + // UserSetDefaultScheme is set to true if the user has overridden the default resolver scheme. + UserSetDefaultScheme bool = false ) // HealthChecker defines the signature of the client-side LB channel health checking function. diff --git a/vendor/google.golang.org/grpc/internal/pretty/pretty.go b/vendor/google.golang.org/grpc/internal/pretty/pretty.go index 703319137..dbee7a60d 100644 --- a/vendor/google.golang.org/grpc/internal/pretty/pretty.go +++ b/vendor/google.golang.org/grpc/internal/pretty/pretty.go @@ -24,10 +24,8 @@ import ( "encoding/json" "fmt" - "github.com/golang/protobuf/jsonpb" - protov1 "github.com/golang/protobuf/proto" "google.golang.org/protobuf/encoding/protojson" - protov2 "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/protoadapt" ) const jsonIndent = " " @@ -36,21 +34,14 @@ const jsonIndent = " " // // If marshal fails, it falls back to fmt.Sprintf("%+v"). func ToJSON(e any) string { - switch ee := e.(type) { - case protov1.Message: - mm := jsonpb.Marshaler{Indent: jsonIndent} - ret, err := mm.MarshalToString(ee) - if err != nil { - // This may fail for proto.Anys, e.g. for xDS v2, LDS, the v2 - // messages are not imported, and this will fail because the message - // is not found. - return fmt.Sprintf("%+v", ee) - } - return ret - case protov2.Message: + if ee, ok := e.(protoadapt.MessageV1); ok { + e = protoadapt.MessageV2Of(ee) + } + + if ee, ok := e.(protoadapt.MessageV2); ok { mm := protojson.MarshalOptions{ - Multiline: true, Indent: jsonIndent, + Multiline: true, } ret, err := mm.Marshal(ee) if err != nil { @@ -60,13 +51,13 @@ func ToJSON(e any) string { return fmt.Sprintf("%+v", ee) } return string(ret) - default: - ret, err := json.MarshalIndent(ee, "", jsonIndent) - if err != nil { - return fmt.Sprintf("%+v", ee) - } - return string(ret) } + + ret, err := json.MarshalIndent(e, "", jsonIndent) + if err != nil { + return fmt.Sprintf("%+v", e) + } + return string(ret) } // FormatJSON formats the input json bytes with indentation. diff --git a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go index b66dcb213..abab35e25 100644 --- a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go +++ b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go @@ -45,6 +45,13 @@ import ( // addresses from SRV records. Must not be changed after init time. var EnableSRVLookups = false +// ResolvingTimeout specifies the maximum duration for a DNS resolution request. +// If the timeout expires before a response is received, the request will be canceled. +// +// It is recommended to set this value at application startup. Avoid modifying this variable +// after initialization as it's not thread-safe for concurrent modification. +var ResolvingTimeout = 30 * time.Second + var logger = grpclog.Component("dns") func init() { @@ -221,18 +228,18 @@ func (d *dnsResolver) watcher() { } } -func (d *dnsResolver) lookupSRV() ([]resolver.Address, error) { +func (d *dnsResolver) lookupSRV(ctx context.Context) ([]resolver.Address, error) { if !EnableSRVLookups { return nil, nil } var newAddrs []resolver.Address - _, srvs, err := d.resolver.LookupSRV(d.ctx, "grpclb", "tcp", d.host) + _, srvs, err := d.resolver.LookupSRV(ctx, "grpclb", "tcp", d.host) if err != nil { err = handleDNSError(err, "SRV") // may become nil return nil, err } for _, s := range srvs { - lbAddrs, err := d.resolver.LookupHost(d.ctx, s.Target) + lbAddrs, err := d.resolver.LookupHost(ctx, s.Target) if err != nil { err = handleDNSError(err, "A") // may become nil if err == nil { @@ -269,8 +276,8 @@ func handleDNSError(err error, lookupType string) error { return err } -func (d *dnsResolver) lookupTXT() *serviceconfig.ParseResult { - ss, err := d.resolver.LookupTXT(d.ctx, txtPrefix+d.host) +func (d *dnsResolver) lookupTXT(ctx context.Context) *serviceconfig.ParseResult { + ss, err := d.resolver.LookupTXT(ctx, txtPrefix+d.host) if err != nil { if envconfig.TXTErrIgnore { return nil @@ -297,8 +304,8 @@ func (d *dnsResolver) lookupTXT() *serviceconfig.ParseResult { return d.cc.ParseServiceConfig(sc) } -func (d *dnsResolver) lookupHost() ([]resolver.Address, error) { - addrs, err := d.resolver.LookupHost(d.ctx, d.host) +func (d *dnsResolver) lookupHost(ctx context.Context) ([]resolver.Address, error) { + addrs, err := d.resolver.LookupHost(ctx, d.host) if err != nil { err = handleDNSError(err, "A") return nil, err @@ -316,8 +323,10 @@ func (d *dnsResolver) lookupHost() ([]resolver.Address, error) { } func (d *dnsResolver) lookup() (*resolver.State, error) { - srv, srvErr := d.lookupSRV() - addrs, hostErr := d.lookupHost() + ctx, cancel := context.WithTimeout(d.ctx, ResolvingTimeout) + defer cancel() + srv, srvErr := d.lookupSRV(ctx) + addrs, hostErr := d.lookupHost(ctx) if hostErr != nil && (srvErr != nil || len(srv) == 0) { return nil, hostErr } @@ -327,7 +336,7 @@ func (d *dnsResolver) lookup() (*resolver.State, error) { state = grpclbstate.Set(state, &grpclbstate.State{BalancerAddresses: srv}) } if !d.disableServiceConfig { - state.ServiceConfig = d.lookupTXT() + state.ServiceConfig = d.lookupTXT(ctx) } return &state, nil } diff --git a/vendor/google.golang.org/grpc/internal/status/status.go b/vendor/google.golang.org/grpc/internal/status/status.go index 03ef2fedd..c7dbc8205 100644 --- a/vendor/google.golang.org/grpc/internal/status/status.go +++ b/vendor/google.golang.org/grpc/internal/status/status.go @@ -31,10 +31,11 @@ import ( "errors" "fmt" - "github.com/golang/protobuf/proto" - "github.com/golang/protobuf/ptypes" spb "google.golang.org/genproto/googleapis/rpc/status" "google.golang.org/grpc/codes" + "google.golang.org/protobuf/proto" + "google.golang.org/protobuf/protoadapt" + "google.golang.org/protobuf/types/known/anypb" ) // Status represents an RPC status code, message, and details. It is immutable @@ -130,14 +131,14 @@ func (s *Status) Err() error { // WithDetails returns a new status with the provided details messages appended to the status. // If any errors are encountered, it returns nil and the first error encountered. -func (s *Status) WithDetails(details ...proto.Message) (*Status, error) { +func (s *Status) WithDetails(details ...protoadapt.MessageV1) (*Status, error) { if s.Code() == codes.OK { return nil, errors.New("no error details for status with code OK") } // s.Code() != OK implies that s.Proto() != nil. p := s.Proto() for _, detail := range details { - any, err := ptypes.MarshalAny(detail) + any, err := anypb.New(protoadapt.MessageV2Of(detail)) if err != nil { return nil, err } @@ -154,12 +155,12 @@ func (s *Status) Details() []any { } details := make([]any, 0, len(s.s.Details)) for _, any := range s.s.Details { - detail := &ptypes.DynamicAny{} - if err := ptypes.UnmarshalAny(any, detail); err != nil { + detail, err := any.UnmarshalNew() + if err != nil { details = append(details, err) continue } - details = append(details, detail.Message) + details = append(details, detail) } return details } 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 a9d70e2a1..4a3ddce29 100644 --- a/vendor/google.golang.org/grpc/internal/transport/handler_server.go +++ b/vendor/google.golang.org/grpc/internal/transport/handler_server.go @@ -35,7 +35,6 @@ import ( "sync" "time" - "github.com/golang/protobuf/proto" "golang.org/x/net/http2" "google.golang.org/grpc/codes" "google.golang.org/grpc/credentials" @@ -45,20 +44,17 @@ import ( "google.golang.org/grpc/peer" "google.golang.org/grpc/stats" "google.golang.org/grpc/status" + "google.golang.org/protobuf/proto" ) // 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) { - if r.ProtoMajor != 2 { - msg := "gRPC requires HTTP/2" - http.Error(w, msg, http.StatusBadRequest) - return nil, errors.New(msg) - } - if r.Method != "POST" { + if r.Method != http.MethodPost { + w.Header().Set("Allow", http.MethodPost) msg := fmt.Sprintf("invalid gRPC request method %q", r.Method) - http.Error(w, msg, http.StatusBadRequest) + http.Error(w, msg, http.StatusMethodNotAllowed) return nil, errors.New(msg) } contentType := r.Header.Get("Content-Type") @@ -69,6 +65,11 @@ func NewServerHandlerTransport(w http.ResponseWriter, r *http.Request, stats []s http.Error(w, msg, http.StatusUnsupportedMediaType) return nil, errors.New(msg) } + if r.ProtoMajor != 2 { + msg := "gRPC requires HTTP/2" + http.Error(w, msg, http.StatusHTTPVersionNotSupported) + return nil, errors.New(msg) + } if _, ok := w.(http.Flusher); !ok { msg := "gRPC requires a ResponseWriter supporting http.Flusher" http.Error(w, msg, http.StatusInternalServerError) 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 eff879964..deba0c4d9 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_client.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_client.go @@ -140,9 +140,7 @@ type http2Client struct { // variable. kpDormant bool - // Fields below are for channelz metric collection. - channelzID *channelz.Identifier - czData *channelzData + channelz *channelz.Socket onClose func(GoAwayReason) @@ -319,6 +317,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts if opts.MaxHeaderListSize != nil { maxHeaderListSize = *opts.MaxHeaderListSize } + t := &http2Client{ ctx: ctx, ctxDone: ctx.Done(), // Cache Done chan. @@ -346,11 +345,25 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts maxConcurrentStreams: defaultMaxStreamsClient, streamQuota: defaultMaxStreamsClient, streamsQuotaAvailable: make(chan struct{}, 1), - czData: new(channelzData), keepaliveEnabled: keepaliveEnabled, bufferPool: newBufferPool(), onClose: onClose, } + var czSecurity credentials.ChannelzSecurityValue + if au, ok := authInfo.(credentials.ChannelzSecurityInfo); ok { + czSecurity = au.GetSecurityValue() + } + t.channelz = channelz.RegisterSocket( + &channelz.Socket{ + SocketType: channelz.SocketTypeNormal, + Parent: opts.ChannelzParent, + SocketMetrics: channelz.SocketMetrics{}, + EphemeralMetrics: t.socketMetrics, + LocalAddr: t.localAddr, + RemoteAddr: t.remoteAddr, + SocketOptions: channelz.GetSocketOption(t.conn), + Security: czSecurity, + }) t.logger = prefixLoggerForClientTransport(t) // Add peer information to the http2client context. t.ctx = peer.NewContext(t.ctx, t.getPeer()) @@ -381,10 +394,6 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts } sh.HandleConn(t.ctx, connBegin) } - t.channelzID, err = channelz.RegisterNormalSocket(t, opts.ChannelzParentID, fmt.Sprintf("%s -> %s", t.localAddr, t.remoteAddr)) - if err != nil { - return nil, err - } if t.keepaliveEnabled { t.kpDormancyCond = sync.NewCond(&t.mu) go t.keepalive() @@ -756,8 +765,8 @@ func (t *http2Client) NewStream(ctx context.Context, callHdr *CallHdr) (*Stream, return ErrConnClosing } if channelz.IsOn() { - atomic.AddInt64(&t.czData.streamsStarted, 1) - atomic.StoreInt64(&t.czData.lastStreamCreatedTime, time.Now().UnixNano()) + t.channelz.SocketMetrics.StreamsStarted.Add(1) + t.channelz.SocketMetrics.LastLocalStreamCreatedTimestamp.Store(time.Now().UnixNano()) } // If the keepalive goroutine has gone dormant, wake it up. if t.kpDormant { @@ -928,9 +937,9 @@ func (t *http2Client) closeStream(s *Stream, err error, rst bool, rstCode http2. t.mu.Unlock() if channelz.IsOn() { if eosReceived { - atomic.AddInt64(&t.czData.streamsSucceeded, 1) + t.channelz.SocketMetrics.StreamsSucceeded.Add(1) } else { - atomic.AddInt64(&t.czData.streamsFailed, 1) + t.channelz.SocketMetrics.StreamsFailed.Add(1) } } }, @@ -985,7 +994,7 @@ func (t *http2Client) Close(err error) { t.controlBuf.finish() t.cancel() t.conn.Close() - channelz.RemoveEntry(t.channelzID) + channelz.RemoveEntry(t.channelz.ID) // Append info about previous goaways if there were any, since this may be important // for understanding the root cause for this connection to be closed. _, goAwayDebugMessage := t.GetGoAwayReason() @@ -1708,7 +1717,7 @@ func (t *http2Client) keepalive() { // keepalive timer expired. In both cases, we need to send a ping. if !outstandingPing { if channelz.IsOn() { - atomic.AddInt64(&t.czData.kpCount, 1) + t.channelz.SocketMetrics.KeepAlivesSent.Add(1) } t.controlBuf.put(p) timeoutLeft = t.kp.Timeout @@ -1738,40 +1747,23 @@ func (t *http2Client) GoAway() <-chan struct{} { return t.goAway } -func (t *http2Client) ChannelzMetric() *channelz.SocketInternalMetric { - s := channelz.SocketInternalMetric{ - StreamsStarted: atomic.LoadInt64(&t.czData.streamsStarted), - StreamsSucceeded: atomic.LoadInt64(&t.czData.streamsSucceeded), - StreamsFailed: atomic.LoadInt64(&t.czData.streamsFailed), - MessagesSent: atomic.LoadInt64(&t.czData.msgSent), - MessagesReceived: atomic.LoadInt64(&t.czData.msgRecv), - KeepAlivesSent: atomic.LoadInt64(&t.czData.kpCount), - LastLocalStreamCreatedTimestamp: time.Unix(0, atomic.LoadInt64(&t.czData.lastStreamCreatedTime)), - LastMessageSentTimestamp: time.Unix(0, atomic.LoadInt64(&t.czData.lastMsgSentTime)), - LastMessageReceivedTimestamp: time.Unix(0, atomic.LoadInt64(&t.czData.lastMsgRecvTime)), - LocalFlowControlWindow: int64(t.fc.getSize()), - SocketOptions: channelz.GetSocketOption(t.conn), - LocalAddr: t.localAddr, - RemoteAddr: t.remoteAddr, - // RemoteName : - } - if au, ok := t.authInfo.(credentials.ChannelzSecurityInfo); ok { - s.Security = au.GetSecurityValue() - } - s.RemoteFlowControlWindow = t.getOutFlowWindow() - return &s +func (t *http2Client) socketMetrics() *channelz.EphemeralSocketMetrics { + return &channelz.EphemeralSocketMetrics{ + LocalFlowControlWindow: int64(t.fc.getSize()), + RemoteFlowControlWindow: t.getOutFlowWindow(), + } } func (t *http2Client) RemoteAddr() net.Addr { return t.remoteAddr } func (t *http2Client) IncrMsgSent() { - atomic.AddInt64(&t.czData.msgSent, 1) - atomic.StoreInt64(&t.czData.lastMsgSentTime, time.Now().UnixNano()) + t.channelz.SocketMetrics.MessagesSent.Add(1) + t.channelz.SocketMetrics.LastMessageSentTimestamp.Store(time.Now().UnixNano()) } func (t *http2Client) IncrMsgRecv() { - atomic.AddInt64(&t.czData.msgRecv, 1) - atomic.StoreInt64(&t.czData.lastMsgRecvTime, time.Now().UnixNano()) + t.channelz.SocketMetrics.MessagesReceived.Add(1) + t.channelz.SocketMetrics.LastMessageReceivedTimestamp.Store(time.Now().UnixNano()) } func (t *http2Client) getOutFlowWindow() int64 { 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 a206e2eef..d582e0471 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_server.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_server.go @@ -32,13 +32,13 @@ import ( "sync/atomic" "time" - "github.com/golang/protobuf/proto" "golang.org/x/net/http2" "golang.org/x/net/http2/hpack" "google.golang.org/grpc/internal/grpclog" "google.golang.org/grpc/internal/grpcutil" "google.golang.org/grpc/internal/pretty" "google.golang.org/grpc/internal/syscall" + "google.golang.org/protobuf/proto" "google.golang.org/grpc/codes" "google.golang.org/grpc/credentials" @@ -118,8 +118,7 @@ type http2Server struct { idle time.Time // Fields below are for channelz metric collection. - channelzID *channelz.Identifier - czData *channelzData + channelz *channelz.Socket bufferPool *bufferPool connectionID uint64 @@ -262,9 +261,24 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport, idle: time.Now(), kep: kep, initialWindowSize: iwz, - czData: new(channelzData), bufferPool: newBufferPool(), } + var czSecurity credentials.ChannelzSecurityValue + if au, ok := authInfo.(credentials.ChannelzSecurityInfo); ok { + czSecurity = au.GetSecurityValue() + } + t.channelz = channelz.RegisterSocket( + &channelz.Socket{ + SocketType: channelz.SocketTypeNormal, + Parent: config.ChannelzParent, + SocketMetrics: channelz.SocketMetrics{}, + EphemeralMetrics: t.socketMetrics, + LocalAddr: t.peer.LocalAddr, + RemoteAddr: t.peer.Addr, + SocketOptions: channelz.GetSocketOption(t.conn), + Security: czSecurity, + }, + ) t.logger = prefixLoggerForServerTransport(t) t.controlBuf = newControlBuffer(t.done) @@ -274,10 +288,6 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport, updateFlowControl: t.updateFlowControl, } } - t.channelzID, err = channelz.RegisterNormalSocket(t, config.ChannelzParentID, fmt.Sprintf("%s -> %s", t.peer.Addr, t.peer.LocalAddr)) - if err != nil { - return nil, err - } t.connectionID = atomic.AddUint64(&serverConnectionCounter, 1) t.framer.writer.Flush() @@ -334,9 +344,11 @@ func NewServerTransport(conn net.Conn, config *ServerConfig) (_ ServerTransport, // closed, would lead to a TCP RST instead of FIN, and the client // encountering errors. For more info: // https://github.com/grpc/grpc-go/issues/5358 + timer := time.NewTimer(time.Second) + defer timer.Stop() select { case <-t.readerDone: - case <-time.After(time.Second): + case <-timer.C: } t.conn.Close() } @@ -592,8 +604,8 @@ func (t *http2Server) operateHeaders(ctx context.Context, frame *http2.MetaHeade } t.mu.Unlock() if channelz.IsOn() { - atomic.AddInt64(&t.czData.streamsStarted, 1) - atomic.StoreInt64(&t.czData.lastStreamCreatedTime, time.Now().UnixNano()) + t.channelz.SocketMetrics.StreamsStarted.Add(1) + t.channelz.SocketMetrics.LastRemoteStreamCreatedTimestamp.Store(time.Now().UnixNano()) } s.requestRead = func(n int) { t.adjustWindow(s, uint32(n)) @@ -652,18 +664,20 @@ func (t *http2Server) HandleStreams(ctx context.Context, handle func(*Stream)) { } continue } - if err == io.EOF || err == io.ErrUnexpectedEOF { - t.Close(err) - return - } t.Close(err) return } switch frame := frame.(type) { case *http2.MetaHeadersFrame: if err := t.operateHeaders(ctx, frame, handle); err != nil { - t.Close(err) - break + // Any error processing client headers, e.g. invalid stream ID, + // is considered a protocol violation. + t.controlBuf.put(&goAway{ + code: http2.ErrCodeProtocol, + debugData: []byte(err.Error()), + closeConn: err, + }) + continue } case *http2.DataFrame: t.handleData(frame) @@ -1199,7 +1213,7 @@ func (t *http2Server) keepalive() { } if !outstandingPing { if channelz.IsOn() { - atomic.AddInt64(&t.czData.kpCount, 1) + t.channelz.SocketMetrics.KeepAlivesSent.Add(1) } t.controlBuf.put(p) kpTimeoutLeft = t.kp.Timeout @@ -1239,7 +1253,7 @@ func (t *http2Server) Close(err error) { if err := t.conn.Close(); err != nil && t.logger.V(logLevel) { t.logger.Infof("Error closing underlying net.Conn during Close: %v", err) } - channelz.RemoveEntry(t.channelzID) + channelz.RemoveEntry(t.channelz.ID) // Cancel all active streams. for _, s := range streams { s.cancel() @@ -1260,9 +1274,9 @@ func (t *http2Server) deleteStream(s *Stream, eosReceived bool) { if channelz.IsOn() { if eosReceived { - atomic.AddInt64(&t.czData.streamsSucceeded, 1) + t.channelz.SocketMetrics.StreamsSucceeded.Add(1) } else { - atomic.AddInt64(&t.czData.streamsFailed, 1) + t.channelz.SocketMetrics.StreamsFailed.Add(1) } } } @@ -1379,38 +1393,21 @@ func (t *http2Server) outgoingGoAwayHandler(g *goAway) (bool, error) { return false, nil } -func (t *http2Server) ChannelzMetric() *channelz.SocketInternalMetric { - s := channelz.SocketInternalMetric{ - StreamsStarted: atomic.LoadInt64(&t.czData.streamsStarted), - StreamsSucceeded: atomic.LoadInt64(&t.czData.streamsSucceeded), - StreamsFailed: atomic.LoadInt64(&t.czData.streamsFailed), - MessagesSent: atomic.LoadInt64(&t.czData.msgSent), - MessagesReceived: atomic.LoadInt64(&t.czData.msgRecv), - KeepAlivesSent: atomic.LoadInt64(&t.czData.kpCount), - LastRemoteStreamCreatedTimestamp: time.Unix(0, atomic.LoadInt64(&t.czData.lastStreamCreatedTime)), - LastMessageSentTimestamp: time.Unix(0, atomic.LoadInt64(&t.czData.lastMsgSentTime)), - LastMessageReceivedTimestamp: time.Unix(0, atomic.LoadInt64(&t.czData.lastMsgRecvTime)), - LocalFlowControlWindow: int64(t.fc.getSize()), - SocketOptions: channelz.GetSocketOption(t.conn), - LocalAddr: t.peer.LocalAddr, - RemoteAddr: t.peer.Addr, - // RemoteName : - } - if au, ok := t.peer.AuthInfo.(credentials.ChannelzSecurityInfo); ok { - s.Security = au.GetSecurityValue() - } - s.RemoteFlowControlWindow = t.getOutFlowWindow() - return &s +func (t *http2Server) socketMetrics() *channelz.EphemeralSocketMetrics { + return &channelz.EphemeralSocketMetrics{ + LocalFlowControlWindow: int64(t.fc.getSize()), + RemoteFlowControlWindow: t.getOutFlowWindow(), + } } func (t *http2Server) IncrMsgSent() { - atomic.AddInt64(&t.czData.msgSent, 1) - atomic.StoreInt64(&t.czData.lastMsgSentTime, time.Now().UnixNano()) + t.channelz.SocketMetrics.MessagesSent.Add(1) + t.channelz.SocketMetrics.LastMessageSentTimestamp.Add(1) } func (t *http2Server) IncrMsgRecv() { - atomic.AddInt64(&t.czData.msgRecv, 1) - atomic.StoreInt64(&t.czData.lastMsgRecvTime, time.Now().UnixNano()) + t.channelz.SocketMetrics.MessagesReceived.Add(1) + t.channelz.SocketMetrics.LastMessageReceivedTimestamp.Add(1) } func (t *http2Server) getOutFlowWindow() int64 { 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 dc29d590e..39cef3bd4 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http_util.go +++ b/vendor/google.golang.org/grpc/internal/transport/http_util.go @@ -418,10 +418,9 @@ func newFramer(conn net.Conn, writeBufferSize, readBufferSize int, sharedWriteBu return f } -func getWriteBufferPool(writeBufferSize int) *sync.Pool { +func getWriteBufferPool(size int) *sync.Pool { writeBufferMutex.Lock() defer writeBufferMutex.Unlock() - size := writeBufferSize * 2 pool, ok := writeBufferPoolMap[size] if ok { return pool diff --git a/vendor/google.golang.org/grpc/internal/transport/transport.go b/vendor/google.golang.org/grpc/internal/transport/transport.go index b7b8fec18..0d2a6e47f 100644 --- a/vendor/google.golang.org/grpc/internal/transport/transport.go +++ b/vendor/google.golang.org/grpc/internal/transport/transport.go @@ -28,6 +28,7 @@ import ( "fmt" "io" "net" + "strings" "sync" "sync/atomic" "time" @@ -362,8 +363,12 @@ func (s *Stream) SendCompress() string { // ClientAdvertisedCompressors returns the compressor names advertised by the // client via grpc-accept-encoding header. -func (s *Stream) ClientAdvertisedCompressors() string { - return s.clientAdvertisedCompressors +func (s *Stream) ClientAdvertisedCompressors() []string { + values := strings.Split(s.clientAdvertisedCompressors, ",") + for i, v := range values { + values[i] = strings.TrimSpace(v) + } + return values } // Done returns a channel which is closed when it receives the final status @@ -566,7 +571,7 @@ type ServerConfig struct { WriteBufferSize int ReadBufferSize int SharedWriteBuffer bool - ChannelzParentID *channelz.Identifier + ChannelzParent *channelz.Server MaxHeaderListSize *uint32 HeaderTableSize *uint32 } @@ -601,8 +606,8 @@ type ConnectOptions struct { ReadBufferSize int // SharedWriteBuffer indicates whether connections should reuse write buffer SharedWriteBuffer bool - // ChannelzParentID sets the addrConn id which initiate the creation of this client transport. - ChannelzParentID *channelz.Identifier + // ChannelzParent sets the addrConn id which initiated the creation of this client transport. + ChannelzParent *channelz.SubChannel // MaxHeaderListSize sets the max (uncompressed) size of header list that is prepared to be received. MaxHeaderListSize *uint32 // UseProxy specifies if a proxy should be used. @@ -815,30 +820,6 @@ const ( GoAwayTooManyPings GoAwayReason = 2 ) -// channelzData is used to store channelz related data for http2Client and http2Server. -// These fields cannot be embedded in the original structs (e.g. http2Client), since to do atomic -// operation on int64 variable on 32-bit machine, user is responsible to enforce memory alignment. -// Here, by grouping those int64 fields inside a struct, we are enforcing the alignment. -type channelzData struct { - kpCount int64 - // The number of streams that have started, including already finished ones. - streamsStarted int64 - // Client side: The number of streams that have ended successfully by receiving - // EoS bit set frame from server. - // Server side: The number of streams that have ended successfully by sending - // frame with EoS bit set. - streamsSucceeded int64 - streamsFailed int64 - // lastStreamCreatedTime stores the timestamp that the last stream gets created. It is of int64 type - // instead of time.Time since it's more costly to atomically update time.Time variable than int64 - // variable. The same goes for lastMsgSentTime and lastMsgRecvTime. - lastStreamCreatedTime int64 - msgSent int64 - msgRecv int64 - lastMsgSentTime int64 - lastMsgRecvTime int64 -} - // ContextErr converts the error from context package into a status error. func ContextErr(err error) error { switch err { diff --git a/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go b/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go deleted file mode 100644 index e8b492774..000000000 --- a/vendor/google.golang.org/grpc/internal/xds_handshake_cluster.go +++ /dev/null @@ -1,40 +0,0 @@ -/* - * Copyright 2021 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 - -import ( - "google.golang.org/grpc/attributes" - "google.golang.org/grpc/resolver" -) - -// handshakeClusterNameKey is the type used as the key to store cluster name in -// the Attributes field of resolver.Address. -type handshakeClusterNameKey struct{} - -// SetXDSHandshakeClusterName returns a copy of addr in which the Attributes field -// is updated with the cluster name. -func SetXDSHandshakeClusterName(addr resolver.Address, clusterName string) resolver.Address { - addr.Attributes = addr.Attributes.WithValue(handshakeClusterNameKey{}, clusterName) - return addr -} - -// GetXDSHandshakeClusterName returns cluster name stored in attr. -func GetXDSHandshakeClusterName(attr *attributes.Attributes) (string, bool) { - v := attr.Value(handshakeClusterNameKey{}) - name, ok := v.(string) - return name, ok -} diff --git a/vendor/google.golang.org/grpc/pickfirst.go b/vendor/google.golang.org/grpc/pickfirst.go index 5128f9364..e3ea42ba9 100644 --- a/vendor/google.golang.org/grpc/pickfirst.go +++ b/vendor/google.golang.org/grpc/pickfirst.go @@ -38,19 +38,15 @@ const ( logPrefix = "[pick-first-lb %p] " ) -func newPickfirstBuilder() balancer.Builder { - return &pickfirstBuilder{} -} - type pickfirstBuilder struct{} -func (*pickfirstBuilder) Build(cc balancer.ClientConn, opt balancer.BuildOptions) balancer.Balancer { +func (pickfirstBuilder) Build(cc balancer.ClientConn, opt balancer.BuildOptions) balancer.Balancer { b := &pickfirstBalancer{cc: cc} b.logger = internalgrpclog.NewPrefixLogger(logger, fmt.Sprintf(logPrefix, b)) return b } -func (*pickfirstBuilder) Name() string { +func (pickfirstBuilder) Name() string { return PickFirstBalancerName } @@ -63,7 +59,7 @@ type pfConfig struct { ShuffleAddressList bool `json:"shuffleAddressList"` } -func (*pickfirstBuilder) ParseConfig(js json.RawMessage) (serviceconfig.LoadBalancingConfig, error) { +func (pickfirstBuilder) ParseConfig(js json.RawMessage) (serviceconfig.LoadBalancingConfig, error) { var cfg pfConfig if err := json.Unmarshal(js, &cfg); err != nil { return nil, fmt.Errorf("pickfirst: unable to unmarshal LB policy config: %s, error: %v", string(js), err) @@ -243,7 +239,3 @@ func (i *idlePicker) Pick(balancer.PickInfo) (balancer.PickResult, error) { i.subConn.Connect() return balancer.PickResult{}, balancer.ErrNoSubConnAvailable } - -func init() { - balancer.Register(newPickfirstBuilder()) -} diff --git a/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go b/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go index 14aa6f20a..b54a3a322 100644 --- a/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go +++ b/vendor/google.golang.org/grpc/resolver/dns/dns_resolver.go @@ -24,10 +24,28 @@ package dns import ( + "time" + "google.golang.org/grpc/internal/resolver/dns" "google.golang.org/grpc/resolver" ) +// SetResolvingTimeout sets the maximum duration for DNS resolution requests. +// +// This function affects the global timeout used by all channels using the DNS +// name resolver scheme. +// +// It must be called only at application startup, before any gRPC calls are +// made. Modifying this value after initialization is not thread-safe. +// +// The default value is 30 seconds. Setting the timeout too low may result in +// premature timeouts during resolution, while setting it too high may lead to +// unnecessary delays in service discovery. Choose a value appropriate for your +// specific needs and network environment. +func SetResolvingTimeout(timeout time.Duration) { + dns.ResolvingTimeout = timeout +} + // NewBuilder creates a dnsBuilder which is used to factory DNS resolvers. // // Deprecated: import grpc and use resolver.Get("dns") instead. diff --git a/vendor/google.golang.org/grpc/resolver/resolver.go b/vendor/google.golang.org/grpc/resolver/resolver.go index adf89dd9c..202854511 100644 --- a/vendor/google.golang.org/grpc/resolver/resolver.go +++ b/vendor/google.golang.org/grpc/resolver/resolver.go @@ -29,6 +29,7 @@ import ( "google.golang.org/grpc/attributes" "google.golang.org/grpc/credentials" + "google.golang.org/grpc/internal" "google.golang.org/grpc/serviceconfig" ) @@ -63,16 +64,18 @@ func Get(scheme string) Builder { } // SetDefaultScheme sets the default scheme that will be used. The default -// default scheme is "passthrough". +// scheme is initially set to "passthrough". // // NOTE: this function must only be called during initialization time (i.e. in // an init() function), and is not thread-safe. The scheme set last overrides // previously set values. func SetDefaultScheme(scheme string) { defaultScheme = scheme + internal.UserSetDefaultScheme = true } -// GetDefaultScheme gets the default scheme that will be used. +// GetDefaultScheme gets the default scheme that will be used by grpc.Dial. If +// SetDefaultScheme is never called, the default scheme used by grpc.NewClient is "dns" instead. func GetDefaultScheme() string { return defaultScheme } @@ -168,6 +171,9 @@ type BuildOptions struct { // field. In most cases though, it is not appropriate, and this field may // be ignored. Dialer func(context.Context, string) (net.Conn, error) + // Authority is the effective authority of the clientconn for which the + // resolver is built. + Authority string } // An Endpoint is one network endpoint, or server, which may have multiple @@ -281,9 +287,9 @@ func (t Target) Endpoint() string { return strings.TrimPrefix(endpoint, "/") } -// String returns a string representation of Target. +// String returns the canonical string representation of Target. func (t Target) String() string { - return t.URL.String() + return t.URL.Scheme + "://" + t.URL.Host + "/" + t.Endpoint() } // Builder creates a resolver that will be used to watch name resolution updates. diff --git a/vendor/google.golang.org/grpc/resolver_wrapper.go b/vendor/google.golang.org/grpc/resolver_wrapper.go index c79bab121..9dcc9780f 100644 --- a/vendor/google.golang.org/grpc/resolver_wrapper.go +++ b/vendor/google.golang.org/grpc/resolver_wrapper.go @@ -75,6 +75,7 @@ func (ccr *ccResolverWrapper) start() error { DialCreds: ccr.cc.dopts.copts.TransportCredentials, CredsBundle: ccr.cc.dopts.copts.CredsBundle, Dialer: ccr.cc.dopts.copts.Dialer, + Authority: ccr.cc.authority, } var err error ccr.resolver, err = ccr.cc.resolverBuilder.Build(ccr.cc.parsedTarget, ccr, opts) @@ -96,7 +97,7 @@ func (ccr *ccResolverWrapper) resolveNow(o resolver.ResolveNowOptions) { // finished shutting down, the channel should block on ccr.serializer.Done() // without cc.mu held. func (ccr *ccResolverWrapper) close() { - channelz.Info(logger, ccr.cc.channelzID, "Closing the name resolver") + channelz.Info(logger, ccr.cc.channelz, "Closing the name resolver") ccr.mu.Lock() ccr.closed = true ccr.mu.Unlock() @@ -146,7 +147,7 @@ func (ccr *ccResolverWrapper) ReportError(err error) { return } ccr.mu.Unlock() - channelz.Warningf(logger, ccr.cc.channelzID, "ccResolverWrapper: reporting error to cc: %v", err) + channelz.Warningf(logger, ccr.cc.channelz, "ccResolverWrapper: reporting error to cc: %v", err) ccr.cc.updateResolverStateAndUnlock(resolver.State{}, err) } @@ -193,5 +194,5 @@ func (ccr *ccResolverWrapper) addChannelzTraceEvent(s resolver.State) { } else if len(ccr.curState.Addresses) == 0 && len(s.Addresses) > 0 { updates = append(updates, "resolver returned new addresses") } - channelz.Infof(logger, ccr.cc.channelzID, "Resolver state updated: %s (%v)", pretty.ToJSON(s), strings.Join(updates, "; ")) + channelz.Infof(logger, ccr.cc.channelz, "Resolver state updated: %s (%v)", pretty.ToJSON(s), strings.Join(updates, "; ")) } diff --git a/vendor/google.golang.org/grpc/rpc_util.go b/vendor/google.golang.org/grpc/rpc_util.go index a4b6bc687..998e251dd 100644 --- a/vendor/google.golang.org/grpc/rpc_util.go +++ b/vendor/google.golang.org/grpc/rpc_util.go @@ -189,6 +189,20 @@ type EmptyCallOption struct{} func (EmptyCallOption) before(*callInfo) error { return nil } func (EmptyCallOption) after(*callInfo, *csAttempt) {} +// StaticMethod returns a CallOption which specifies that a call is being made +// to a method that is static, which means the method is known at compile time +// and doesn't change at runtime. This can be used as a signal to stats plugins +// that this method is safe to include as a key to a measurement. +func StaticMethod() CallOption { + return StaticMethodCallOption{} +} + +// StaticMethodCallOption is a CallOption that specifies that a call comes +// from a static method. +type StaticMethodCallOption struct { + EmptyCallOption +} + // Header returns a CallOptions that retrieves the header metadata // for a unary RPC. func Header(md *metadata.MD) CallOption { @@ -730,17 +744,19 @@ type payloadInfo struct { uncompressedBytes []byte } -func recvAndDecompress(p *parser, s *transport.Stream, dc Decompressor, maxReceiveMessageSize int, payInfo *payloadInfo, compressor encoding.Compressor) ([]byte, error) { - pf, buf, err := p.recvMsg(maxReceiveMessageSize) +// 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) if err != nil { - return nil, err - } - if payInfo != nil { - payInfo.compressedLength = len(buf) + return nil, nil, err } if st := checkRecvPayload(pf, s.RecvCompress(), compressor != nil || dc != nil); st != nil { - return nil, st.Err() + return nil, nil, st.Err() } var size int @@ -748,21 +764,35 @@ func recvAndDecompress(p *parser, s *transport.Stream, dc Decompressor, maxRecei // To match legacy behavior, if the decompressor is set by WithDecompressor or RPCDecompressor, // use this decompressor as the default. if dc != nil { - buf, err = dc.Do(bytes.NewReader(buf)) - size = len(buf) + uncompressedBuf, err = dc.Do(bytes.NewReader(compressedBuf)) + size = len(uncompressedBuf) } else { - buf, size, err = decompress(compressor, buf, maxReceiveMessageSize) + uncompressedBuf, size, err = decompress(compressor, compressedBuf, maxReceiveMessageSize) } if err != nil { - return nil, status.Errorf(codes.Internal, "grpc: failed to decompress the received message: %v", err) + return nil, nil, status.Errorf(codes.Internal, "grpc: failed to decompress the received message: %v", err) } if size > maxReceiveMessageSize { // TODO: Revisit the error code. Currently keep it consistent with java // implementation. - return nil, status.Errorf(codes.ResourceExhausted, "grpc: received message after decompression larger than max (%d vs. %d)", size, maxReceiveMessageSize) + return nil, nil, status.Errorf(codes.ResourceExhausted, "grpc: received message after decompression larger than max (%d vs. %d)", size, maxReceiveMessageSize) } + } else { + uncompressedBuf = compressedBuf } - return buf, nil + + if payInfo != nil { + payInfo.compressedLength = len(compressedBuf) + payInfo.uncompressedBytes = uncompressedBuf + + cancel = func() {} + } else { + cancel = func() { + p.recvBufferPool.Put(&compressedBuf) + } + } + + return uncompressedBuf, cancel, nil } // Using compressor, decompress d, returning data and size. @@ -782,6 +812,9 @@ func decompress(compressor encoding.Compressor, d []byte, maxReceiveMessageSize // 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 @@ -797,18 +830,15 @@ func decompress(compressor encoding.Compressor, d []byte, maxReceiveMessageSize // 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, err := recvAndDecompress(p, s, dc, maxReceiveMessageSize, payInfo, compressor) + buf, cancel, err := recvAndDecompress(p, s, dc, maxReceiveMessageSize, payInfo, compressor) if err != nil { return err } + defer cancel() + if err := c.Unmarshal(buf, m); err != nil { return status.Errorf(codes.Internal, "grpc: failed to unmarshal the received message: %v", err) } - if payInfo != nil { - payInfo.uncompressedBytes = buf - } else { - p.recvBufferPool.Put(&buf) - } return nil } @@ -932,19 +962,6 @@ func setCallInfoCodec(c *callInfo) error { return nil } -// channelzData is used to store channelz related data for ClientConn, addrConn and Server. -// These fields cannot be embedded in the original structs (e.g. ClientConn), since to do atomic -// operation on int64 variable on 32-bit machine, user is responsible to enforce memory alignment. -// Here, by grouping those int64 fields inside a struct, we are enforcing the alignment. -type channelzData struct { - callsStarted int64 - callsFailed int64 - callsSucceeded int64 - // lastCallStartedTime stores the timestamp that last call starts. It is of int64 type instead of - // time.Time since it's more costly to atomically update time.Time variable than int64 variable. - lastCallStartedTime int64 -} - // The SupportPackageIsVersion variables are referenced from generated protocol // buffer files to ensure compatibility with the gRPC version used. The latest // support package version is 7. @@ -958,6 +975,7 @@ const ( SupportPackageIsVersion5 = true SupportPackageIsVersion6 = true SupportPackageIsVersion7 = true + SupportPackageIsVersion8 = true ) const grpcUA = "grpc-go/" + Version diff --git a/vendor/google.golang.org/grpc/server.go b/vendor/google.golang.org/grpc/server.go index e89c5ac61..fd4558daa 100644 --- a/vendor/google.golang.org/grpc/server.go +++ b/vendor/google.golang.org/grpc/server.go @@ -33,8 +33,6 @@ import ( "sync/atomic" "time" - "golang.org/x/net/trace" - "google.golang.org/grpc/codes" "google.golang.org/grpc/credentials" "google.golang.org/grpc/encoding" @@ -131,7 +129,7 @@ type Server struct { drain bool cv *sync.Cond // signaled when connections close for GracefulStop services map[string]*serviceInfo // service name -> service info - events trace.EventLog + events traceEventLog quit *grpcsync.Event done *grpcsync.Event @@ -139,8 +137,7 @@ type Server struct { serveWG sync.WaitGroup // counts active Serve goroutines for Stop/GracefulStop handlersWG sync.WaitGroup // counts active method handler goroutines - channelzID *channelz.Identifier - czData *channelzData + channelz *channelz.Server serverWorkerChannel chan func() serverWorkerChannelClose func() @@ -251,11 +248,9 @@ func SharedWriteBuffer(val bool) ServerOption { } // WriteBufferSize determines how much data can be batched before doing a write -// on the wire. The corresponding memory allocation for this buffer will be -// twice the size to keep syscalls low. The default value for this buffer is -// 32KB. Zero or negative values will disable the write buffer such that each -// write will be on underlying connection. -// Note: A Send call may not directly translate to a write. +// on the wire. The default value for this buffer is 32KB. Zero or negative +// values will disable the write buffer such that each write will be on underlying +// connection. Note: A Send call may not directly translate to a write. func WriteBufferSize(s int) ServerOption { return newFuncServerOption(func(o *serverOptions) { o.writeBufferSize = s @@ -663,22 +658,21 @@ func NewServer(opt ...ServerOption) *Server { services: make(map[string]*serviceInfo), quit: grpcsync.NewEvent(), done: grpcsync.NewEvent(), - czData: new(channelzData), + channelz: channelz.RegisterServer(""), } chainUnaryServerInterceptors(s) chainStreamServerInterceptors(s) s.cv = sync.NewCond(&s.mu) if EnableTracing { _, file, line, _ := runtime.Caller(1) - s.events = trace.NewEventLog("grpc.Server", fmt.Sprintf("%s:%d", file, line)) + s.events = newTraceEventLog("grpc.Server", fmt.Sprintf("%s:%d", file, line)) } if s.opts.numServerWorkers > 0 { s.initServerWorkers() } - s.channelzID = channelz.RegisterServer(&channelzServer{s}, "") - channelz.Info(logger, s.channelzID, "Server created") + channelz.Info(logger, s.channelz, "Server created") return s } @@ -804,20 +798,13 @@ var ErrServerStopped = errors.New("grpc: the server has been stopped") type listenSocket struct { net.Listener - channelzID *channelz.Identifier -} - -func (l *listenSocket) ChannelzMetric() *channelz.SocketInternalMetric { - return &channelz.SocketInternalMetric{ - SocketOptions: channelz.GetSocketOption(l.Listener), - LocalAddr: l.Listener.Addr(), - } + channelz *channelz.Socket } func (l *listenSocket) Close() error { err := l.Listener.Close() - channelz.RemoveEntry(l.channelzID) - channelz.Info(logger, l.channelzID, "ListenSocket deleted") + channelz.RemoveEntry(l.channelz.ID) + channelz.Info(logger, l.channelz, "ListenSocket deleted") return err } @@ -859,7 +846,16 @@ func (s *Server) Serve(lis net.Listener) error { } }() - ls := &listenSocket{Listener: lis} + ls := &listenSocket{ + Listener: lis, + channelz: channelz.RegisterSocket(&channelz.Socket{ + SocketType: channelz.SocketTypeListen, + Parent: s.channelz, + RefName: lis.Addr().String(), + LocalAddr: lis.Addr(), + SocketOptions: channelz.GetSocketOption(lis)}, + ), + } s.lis[ls] = true defer func() { @@ -871,14 +867,8 @@ func (s *Server) Serve(lis net.Listener) error { s.mu.Unlock() }() - var err error - ls.channelzID, err = channelz.RegisterListenSocket(ls, s.channelzID, lis.Addr().String()) - if err != nil { - s.mu.Unlock() - return err - } s.mu.Unlock() - channelz.Info(logger, ls.channelzID, "ListenSocket created") + channelz.Info(logger, ls.channelz, "ListenSocket created") var tempDelay time.Duration // how long to sleep on accept failure for { @@ -977,7 +967,7 @@ func (s *Server) newHTTP2Transport(c net.Conn) transport.ServerTransport { WriteBufferSize: s.opts.writeBufferSize, ReadBufferSize: s.opts.readBufferSize, SharedWriteBuffer: s.opts.sharedWriteBuffer, - ChannelzParentID: s.channelzID, + ChannelzParent: s.channelz, MaxHeaderListSize: s.opts.maxHeaderListSize, HeaderTableSize: s.opts.headerTableSize, } @@ -991,7 +981,7 @@ func (s *Server) newHTTP2Transport(c net.Conn) transport.ServerTransport { if err != credentials.ErrConnDispatched { // Don't log on ErrConnDispatched and io.EOF to prevent log spam. if err != io.EOF { - channelz.Info(logger, s.channelzID, "grpc: Server.Serve failed to create ServerTransport: ", err) + channelz.Info(logger, s.channelz, "grpc: Server.Serve failed to create ServerTransport: ", err) } c.Close() } @@ -1123,37 +1113,28 @@ func (s *Server) removeConn(addr string, st transport.ServerTransport) { } } -func (s *Server) channelzMetric() *channelz.ServerInternalMetric { - return &channelz.ServerInternalMetric{ - CallsStarted: atomic.LoadInt64(&s.czData.callsStarted), - CallsSucceeded: atomic.LoadInt64(&s.czData.callsSucceeded), - CallsFailed: atomic.LoadInt64(&s.czData.callsFailed), - LastCallStartedTimestamp: time.Unix(0, atomic.LoadInt64(&s.czData.lastCallStartedTime)), - } -} - func (s *Server) incrCallsStarted() { - atomic.AddInt64(&s.czData.callsStarted, 1) - atomic.StoreInt64(&s.czData.lastCallStartedTime, time.Now().UnixNano()) + s.channelz.ServerMetrics.CallsStarted.Add(1) + s.channelz.ServerMetrics.LastCallStartedTimestamp.Store(time.Now().UnixNano()) } func (s *Server) incrCallsSucceeded() { - atomic.AddInt64(&s.czData.callsSucceeded, 1) + s.channelz.ServerMetrics.CallsSucceeded.Add(1) } func (s *Server) incrCallsFailed() { - atomic.AddInt64(&s.czData.callsFailed, 1) + s.channelz.ServerMetrics.CallsFailed.Add(1) } func (s *Server) sendResponse(ctx context.Context, t transport.ServerTransport, stream *transport.Stream, msg any, cp Compressor, opts *transport.Options, comp encoding.Compressor) error { data, err := encode(s.getCodec(stream.ContentSubtype()), msg) if err != nil { - channelz.Error(logger, s.channelzID, "grpc: server failed to encode response: ", err) + channelz.Error(logger, s.channelz, "grpc: server failed to encode response: ", err) return err } compData, err := compress(data, cp, comp) if err != nil { - channelz.Error(logger, s.channelzID, "grpc: server failed to compress response: ", err) + channelz.Error(logger, s.channelz, "grpc: server failed to compress response: ", err) return err } hdr, payload := msgHeader(data, compData) @@ -1344,10 +1325,11 @@ func (s *Server) processUnaryRPC(ctx context.Context, t transport.ServerTranspor if len(shs) != 0 || len(binlogs) != 0 { payInfo = &payloadInfo{} } - d, err := recvAndDecompress(&parser{r: stream, recvBufferPool: s.opts.recvBufferPool}, stream, dc, s.opts.maxReceiveMessageSize, payInfo, decomp) + + d, cancel, err := recvAndDecompress(&parser{r: stream, recvBufferPool: s.opts.recvBufferPool}, stream, dc, s.opts.maxReceiveMessageSize, payInfo, decomp) if err != nil { if e := t.WriteStatus(stream, status.Convert(err)); e != nil { - channelz.Warningf(logger, s.channelzID, "grpc: Server.processUnaryRPC failed to write status: %v", e) + channelz.Warningf(logger, s.channelz, "grpc: Server.processUnaryRPC failed to write status: %v", e) } return err } @@ -1355,6 +1337,8 @@ 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) } @@ -1396,7 +1380,7 @@ func (s *Server) processUnaryRPC(ctx context.Context, t transport.ServerTranspor trInfo.tr.SetError() } if e := t.WriteStatus(stream, appStatus); e != nil { - channelz.Warningf(logger, s.channelzID, "grpc: Server.processUnaryRPC failed to write status: %v", e) + channelz.Warningf(logger, s.channelz, "grpc: Server.processUnaryRPC failed to write status: %v", e) } if len(binlogs) != 0 { if h, _ := stream.Header(); h.Len() > 0 { @@ -1436,7 +1420,7 @@ func (s *Server) processUnaryRPC(ctx context.Context, t transport.ServerTranspor } if sts, ok := status.FromError(err); ok { if e := t.WriteStatus(stream, sts); e != nil { - channelz.Warningf(logger, s.channelzID, "grpc: Server.processUnaryRPC failed to write status: %v", e) + channelz.Warningf(logger, s.channelz, "grpc: Server.processUnaryRPC failed to write status: %v", e) } } else { switch st := err.(type) { @@ -1734,8 +1718,8 @@ func (s *Server) handleStream(t transport.ServerTransport, stream *transport.Str ctx = contextWithServer(ctx, s) var ti *traceInfo if EnableTracing { - tr := trace.New("grpc.Recv."+methodFamily(stream.Method()), stream.Method()) - ctx = trace.NewContext(ctx, tr) + tr := newTrace("grpc.Recv."+methodFamily(stream.Method()), stream.Method()) + ctx = newTraceContext(ctx, tr) ti = &traceInfo{ tr: tr, firstLine: firstLine{ @@ -1764,7 +1748,7 @@ func (s *Server) handleStream(t transport.ServerTransport, stream *transport.Str ti.tr.LazyLog(&fmtStringer{"%v", []any{err}}, true) ti.tr.SetError() } - channelz.Warningf(logger, s.channelzID, "grpc: Server.handleStream failed to write status: %v", err) + channelz.Warningf(logger, s.channelz, "grpc: Server.handleStream failed to write status: %v", err) } if ti != nil { ti.tr.Finish() @@ -1821,7 +1805,7 @@ func (s *Server) handleStream(t transport.ServerTransport, stream *transport.Str ti.tr.LazyLog(&fmtStringer{"%v", []any{err}}, true) ti.tr.SetError() } - channelz.Warningf(logger, s.channelzID, "grpc: Server.handleStream failed to write status: %v", err) + channelz.Warningf(logger, s.channelz, "grpc: Server.handleStream failed to write status: %v", err) } if ti != nil { ti.tr.Finish() @@ -1893,8 +1877,7 @@ func (s *Server) stop(graceful bool) { s.quit.Fire() defer s.done.Fire() - s.channelzRemoveOnce.Do(func() { channelz.RemoveEntry(s.channelzID) }) - + s.channelzRemoveOnce.Do(func() { channelz.RemoveEntry(s.channelz.ID) }) s.mu.Lock() s.closeListenersLocked() // Wait for serving threads to be ready to exit. Only then can we be sure no @@ -2119,7 +2102,7 @@ func ClientSupportedCompressors(ctx context.Context) ([]string, error) { return nil, fmt.Errorf("failed to fetch the stream from the given context %v", ctx) } - return strings.Split(stream.ClientAdvertisedCompressors(), ","), nil + return stream.ClientAdvertisedCompressors(), nil } // SetTrailer sets the trailer metadata that will be sent when an RPC returns. @@ -2149,17 +2132,9 @@ func Method(ctx context.Context) (string, bool) { return s.Method(), true } -type channelzServer struct { - s *Server -} - -func (c *channelzServer) ChannelzMetric() *channelz.ServerInternalMetric { - return c.s.channelzMetric() -} - // validateSendCompressor returns an error when given compressor name cannot be // handled by the server or the client based on the advertised compressors. -func validateSendCompressor(name, clientCompressors string) error { +func validateSendCompressor(name string, clientCompressors []string) error { if name == encoding.Identity { return nil } @@ -2168,7 +2143,7 @@ func validateSendCompressor(name, clientCompressors string) error { return fmt.Errorf("compressor not registered %q", name) } - for _, c := range strings.Split(clientCompressors, ",") { + for _, c := range clientCompressors { if c == name { return nil // found match } diff --git a/vendor/google.golang.org/grpc/service_config.go b/vendor/google.golang.org/grpc/service_config.go index 0df11fc09..2b35c5d21 100644 --- a/vendor/google.golang.org/grpc/service_config.go +++ b/vendor/google.golang.org/grpc/service_config.go @@ -25,8 +25,10 @@ import ( "reflect" "time" + "google.golang.org/grpc/balancer" "google.golang.org/grpc/codes" "google.golang.org/grpc/internal" + "google.golang.org/grpc/internal/balancer/gracefulswitch" internalserviceconfig "google.golang.org/grpc/internal/serviceconfig" "google.golang.org/grpc/serviceconfig" ) @@ -41,11 +43,6 @@ const maxInt = int(^uint(0) >> 1) // https://github.com/grpc/grpc/blob/master/doc/service_config.md type MethodConfig = internalserviceconfig.MethodConfig -type lbConfig struct { - name string - cfg serviceconfig.LoadBalancingConfig -} - // ServiceConfig is provided by the service provider and contains parameters for how // clients that connect to the service should behave. // @@ -55,14 +52,9 @@ type lbConfig struct { type ServiceConfig struct { serviceconfig.Config - // LB is the load balancer the service providers recommends. This is - // deprecated; lbConfigs is preferred. If lbConfig and LB are both present, - // lbConfig will be used. - LB *string - // lbConfig is the service config's load balancing configuration. If // lbConfig and LB are both present, lbConfig will be used. - lbConfig *lbConfig + lbConfig serviceconfig.LoadBalancingConfig // Methods contains a map for the methods in this service. If there is an // exact match for a method (i.e. /service/method) in the map, use the @@ -164,7 +156,7 @@ type jsonMC struct { // TODO(lyuxuan): delete this struct after cleaning up old service config implementation. type jsonSC struct { LoadBalancingPolicy *string - LoadBalancingConfig *internalserviceconfig.BalancerConfig + LoadBalancingConfig *json.RawMessage MethodConfig *[]jsonMC RetryThrottling *retryThrottlingPolicy HealthCheckConfig *healthCheckConfig @@ -184,18 +176,33 @@ func parseServiceConfig(js string) *serviceconfig.ParseResult { return &serviceconfig.ParseResult{Err: err} } sc := ServiceConfig{ - LB: rsc.LoadBalancingPolicy, Methods: make(map[string]MethodConfig), retryThrottling: rsc.RetryThrottling, healthCheckConfig: rsc.HealthCheckConfig, rawJSONString: js, } - if c := rsc.LoadBalancingConfig; c != nil { - sc.lbConfig = &lbConfig{ - name: c.Name, - cfg: c.Config, + c := rsc.LoadBalancingConfig + if c == nil { + name := PickFirstBalancerName + if rsc.LoadBalancingPolicy != nil { + name = *rsc.LoadBalancingPolicy + } + if balancer.Get(name) == nil { + name = PickFirstBalancerName } + cfg := []map[string]any{{name: struct{}{}}} + strCfg, err := json.Marshal(cfg) + if err != nil { + return &serviceconfig.ParseResult{Err: fmt.Errorf("unexpected error marshaling simple LB config: %w", err)} + } + r := json.RawMessage(strCfg) + c = &r + } + cfg, err := gracefulswitch.ParseConfig(*c) + if err != nil { + return &serviceconfig.ParseResult{Err: err} } + sc.lbConfig = cfg if rsc.MethodConfig == nil { return &serviceconfig.ParseResult{Config: &sc} diff --git a/vendor/google.golang.org/grpc/stream.go b/vendor/google.golang.org/grpc/stream.go index d621f52b1..d939ffc63 100644 --- a/vendor/google.golang.org/grpc/stream.go +++ b/vendor/google.golang.org/grpc/stream.go @@ -27,7 +27,6 @@ import ( "sync" "time" - "golang.org/x/net/trace" "google.golang.org/grpc/balancer" "google.golang.org/grpc/codes" "google.golang.org/grpc/encoding" @@ -431,7 +430,7 @@ func (cs *clientStream) newAttemptLocked(isTransparent bool) (*csAttempt, error) var trInfo *traceInfo if EnableTracing { trInfo = &traceInfo{ - tr: trace.New("grpc.Sent."+methodFamily(method), method), + tr: newTrace("grpc.Sent."+methodFamily(method), method), firstLine: firstLine{ client: true, }, @@ -440,7 +439,7 @@ func (cs *clientStream) newAttemptLocked(isTransparent bool) (*csAttempt, error) trInfo.firstLine.deadline = time.Until(deadline) } trInfo.tr.LazyLog(&trInfo.firstLine, false) - ctx = trace.NewContext(ctx, trInfo.tr) + ctx = newTraceContext(ctx, trInfo.tr) } if cs.cc.parsedTarget.URL.Scheme == internal.GRPCResolverSchemeExtraMetadata { @@ -656,13 +655,13 @@ func (a *csAttempt) shouldRetry(err error) (bool, error) { if len(sps) == 1 { var e error if pushback, e = strconv.Atoi(sps[0]); e != nil || pushback < 0 { - channelz.Infof(logger, cs.cc.channelzID, "Server retry pushback specified to abort (%q).", sps[0]) + channelz.Infof(logger, cs.cc.channelz, "Server retry pushback specified to abort (%q).", sps[0]) cs.retryThrottler.throttle() // This counts as a failure for throttling. return false, err } hasPushback = true } else if len(sps) > 1 { - channelz.Warningf(logger, cs.cc.channelzID, "Server retry pushback specified multiple values (%q); not retrying.", sps) + channelz.Warningf(logger, cs.cc.channelz, "Server retry pushback specified multiple values (%q); not retrying.", sps) cs.retryThrottler.throttle() // This counts as a failure for throttling. return false, err } diff --git a/vendor/google.golang.org/grpc/trace.go b/vendor/google.golang.org/grpc/trace.go index 9ded79321..10f4f798f 100644 --- a/vendor/google.golang.org/grpc/trace.go +++ b/vendor/google.golang.org/grpc/trace.go @@ -26,8 +26,6 @@ import ( "strings" "sync" "time" - - "golang.org/x/net/trace" ) // EnableTracing controls whether to trace RPCs using the golang.org/x/net/trace package. @@ -44,9 +42,31 @@ func methodFamily(m string) string { return m } +// traceEventLog mirrors golang.org/x/net/trace.EventLog. +// +// It exists in order to avoid importing x/net/trace on grpcnotrace builds. +type traceEventLog interface { + Printf(format string, a ...any) + Errorf(format string, a ...any) + Finish() +} + +// traceLog mirrors golang.org/x/net/trace.Trace. +// +// It exists in order to avoid importing x/net/trace on grpcnotrace builds. +type traceLog interface { + LazyLog(x fmt.Stringer, sensitive bool) + LazyPrintf(format string, a ...any) + SetError() + SetRecycler(f func(any)) + SetTraceInfo(traceID, spanID uint64) + SetMaxEvents(m int) + Finish() +} + // traceInfo contains tracing information for an RPC. type traceInfo struct { - tr trace.Trace + tr traceLog firstLine firstLine } diff --git a/vendor/google.golang.org/grpc/trace_notrace.go b/vendor/google.golang.org/grpc/trace_notrace.go new file mode 100644 index 000000000..1da3a2308 --- /dev/null +++ b/vendor/google.golang.org/grpc/trace_notrace.go @@ -0,0 +1,52 @@ +//go:build grpcnotrace + +/* + * + * 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 grpc + +// grpcnotrace can be used to avoid importing golang.org/x/net/trace, which in +// turn enables binaries using gRPC-Go for dead code elimination, which can +// yield 10-15% improvements in binary size when tracing is not needed. + +import ( + "context" + "fmt" +) + +type notrace struct{} + +func (notrace) LazyLog(x fmt.Stringer, sensitive bool) {} +func (notrace) LazyPrintf(format string, a ...any) {} +func (notrace) SetError() {} +func (notrace) SetRecycler(f func(any)) {} +func (notrace) SetTraceInfo(traceID, spanID uint64) {} +func (notrace) SetMaxEvents(m int) {} +func (notrace) Finish() {} + +func newTrace(family, title string) traceLog { + return notrace{} +} + +func newTraceContext(ctx context.Context, tr traceLog) context.Context { + return ctx +} + +func newTraceEventLog(family, title string) traceEventLog { + return nil +} diff --git a/vendor/google.golang.org/grpc/internal/channelz/util_linux.go b/vendor/google.golang.org/grpc/trace_withtrace.go index 98288c3f8..88d6e8571 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/util_linux.go +++ b/vendor/google.golang.org/grpc/trace_withtrace.go @@ -1,6 +1,8 @@ +//go:build !grpcnotrace + /* * - * 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. @@ -16,22 +18,22 @@ * */ -package channelz +package grpc import ( - "syscall" + "context" + + t "golang.org/x/net/trace" ) -// GetSocketOption gets the socket option info of the conn. -func GetSocketOption(socket any) *SocketOptionData { - c, ok := socket.(syscall.Conn) - if !ok { - return nil - } - data := &SocketOptionData{} - if rawConn, err := c.SyscallConn(); err == nil { - rawConn.Control(data.Getsockopt) - return data - } - return nil +func newTrace(family, title string) traceLog { + return t.New(family, title) +} + +func newTraceContext(ctx context.Context, tr traceLog) context.Context { + return t.NewContext(ctx, tr) +} + +func newTraceEventLog(family, title string) traceEventLog { + return t.NewEventLog(family, title) } diff --git a/vendor/google.golang.org/grpc/version.go b/vendor/google.golang.org/grpc/version.go index f1aec4c0a..eaf5dbcea 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 = "1.61.1" +const Version = "1.63.0" diff --git a/vendor/google.golang.org/grpc/vet.sh b/vendor/google.golang.org/grpc/vet.sh index 5da38a409..7e6b92e49 100644 --- a/vendor/google.golang.org/grpc/vet.sh +++ b/vendor/google.golang.org/grpc/vet.sh @@ -41,7 +41,7 @@ if [[ "$1" = "-install" ]]; then popd if [[ -z "${VET_SKIP_PROTO}" ]]; then if [[ "${GITHUB_ACTIONS}" = "true" ]]; then - PROTOBUF_VERSION=22.0 # a.k.a v4.22.0 in pb.go files. + PROTOBUF_VERSION=25.2 # a.k.a. v4.22.0 in pb.go files. PROTOC_FILENAME=protoc-${PROTOBUF_VERSION}-linux-x86_64.zip pushd /home/runner/go wget https://github.com/google/protobuf/releases/download/v${PROTOBUF_VERSION}/${PROTOC_FILENAME} @@ -83,6 +83,10 @@ git grep 'func [A-Z]' -- "*_test.go" | not grep -v 'func Test\|Benchmark\|Exampl # - Do not import x/net/context. not git grep -l 'x/net/context' -- "*.go" +# - Do not use time.After except in tests. It has the potential to leak the +# timer since there is no way to stop it early. +git grep -l 'time.After(' -- "*.go" | not grep -v '_test.go\|test_utils\|testutils' + # - Do not import math/rand for real library code. Use internal/grpcrand for # thread safety. git grep -l '"math/rand"' -- "*.go" 2>&1 | not grep -v '^examples\|^interop/stress\|grpcrand\|^benchmark\|wrr_test' @@ -172,6 +176,7 @@ UpdateAddresses is deprecated: UpdateSubConnState is deprecated: balancer.ErrTransientFailure is deprecated: grpc/reflection/v1alpha/reflection.proto +SwitchTo is deprecated: XXXXX xDS deprecated fields we support .ExactMatch .PrefixMatch |