mirror of
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58 lines
1.6 KiB
Go
58 lines
1.6 KiB
Go
/*
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Copyright 2020 Docker, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package server
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import (
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"context"
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"google.golang.org/grpc"
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"google.golang.org/grpc/metadata"
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)
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// A gRPC server stream will only let you get its context but
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// there is no way to set a new (augmented context) to the next
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// handler (like we do for a unary request). We need to wrap the grpc.ServerSteam
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// to be able to set a new context that will be sent to the next stream interceptor.
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type contextServerStream struct {
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ss grpc.ServerStream
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ctx context.Context
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}
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func (css *contextServerStream) SetHeader(md metadata.MD) error {
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return css.ss.SetHeader(md)
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}
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func (css *contextServerStream) SendHeader(md metadata.MD) error {
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return css.ss.SendHeader(md)
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}
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func (css *contextServerStream) SetTrailer(md metadata.MD) {
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css.ss.SetTrailer(md)
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}
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func (css *contextServerStream) Context() context.Context {
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return css.ctx
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}
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func (css *contextServerStream) SendMsg(m interface{}) error {
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return css.ss.SendMsg(m)
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}
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func (css *contextServerStream) RecvMsg(m interface{}) error {
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return css.ss.RecvMsg(m)
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}
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