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Merge pull request #105069 from p0lyn0mial/upstream-etcd-client-retry
etcd client starts retrying transient errors from the etcd cluster
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63e7ee43bb
@ -137,8 +137,13 @@ func newETCD3Client(c storagebackend.TransportConfig) (*clientv3.Client, error)
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}
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dialOptions := []grpc.DialOption{
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grpc.WithBlock(), // block until the underlying connection is up
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grpc.WithUnaryInterceptor(grpcprom.UnaryClientInterceptor),
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grpc.WithStreamInterceptor(grpcprom.StreamClientInterceptor),
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// use chained interceptors so that the default (retry and backoff) interceptors are added.
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// otherwise they will be overwritten by the metric interceptor.
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//
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// these optional interceptors will be placed after the default ones.
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// which seems to be what we want as the metrics will be collected on each attempt (retry)
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grpc.WithChainUnaryInterceptor(grpcprom.UnaryClientInterceptor),
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grpc.WithChainStreamInterceptor(grpcprom.StreamClientInterceptor),
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}
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if utilfeature.DefaultFeatureGate.Enabled(genericfeatures.APIServerTracing) {
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tracingOpts := []otelgrpc.Option{
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