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-rw-r--r--vendor/google.golang.org/grpc/balancer/balancer.go21
1 files changed, 21 insertions, 0 deletions
diff --git a/vendor/google.golang.org/grpc/balancer/balancer.go b/vendor/google.golang.org/grpc/balancer/balancer.go
index f391744f7..b181f386a 100644
--- a/vendor/google.golang.org/grpc/balancer/balancer.go
+++ b/vendor/google.golang.org/grpc/balancer/balancer.go
@@ -30,6 +30,7 @@ import (
"google.golang.org/grpc/channelz"
"google.golang.org/grpc/connectivity"
"google.golang.org/grpc/credentials"
+ estats "google.golang.org/grpc/experimental/stats"
"google.golang.org/grpc/grpclog"
"google.golang.org/grpc/internal"
"google.golang.org/grpc/metadata"
@@ -72,8 +73,21 @@ func unregisterForTesting(name string) {
delete(m, name)
}
+// connectedAddress returns the connected address for a SubConnState. The
+// address is only valid if the state is READY.
+func connectedAddress(scs SubConnState) resolver.Address {
+ return scs.connectedAddress
+}
+
+// setConnectedAddress sets the connected address for a SubConnState.
+func setConnectedAddress(scs *SubConnState, addr resolver.Address) {
+ scs.connectedAddress = addr
+}
+
func init() {
internal.BalancerUnregister = unregisterForTesting
+ internal.ConnectedAddress = connectedAddress
+ internal.SetConnectedAddress = setConnectedAddress
}
// Get returns the resolver builder registered with the given name.
@@ -243,6 +257,10 @@ type BuildOptions struct {
// same resolver.Target as passed to the resolver. See the documentation for
// the resolver.Target type for details about what it contains.
Target resolver.Target
+ // MetricsRecorder is the metrics recorder that balancers can use to record
+ // metrics. Balancer implementations which do not register metrics on
+ // metrics registry and record on them can ignore this field.
+ MetricsRecorder estats.MetricsRecorder
}
// Builder creates a balancer.
@@ -410,6 +428,9 @@ type SubConnState struct {
// ConnectionError is set if the ConnectivityState is TransientFailure,
// describing the reason the SubConn failed. Otherwise, it is nil.
ConnectionError error
+ // connectedAddr contains the connected address when ConnectivityState is
+ // Ready. Otherwise, it is indeterminate.
+ connectedAddress resolver.Address
}
// ClientConnState describes the state of a ClientConn relevant to the