mirror of https://github.com/docker/compose.git
65 lines
1.5 KiB
Go
65 lines
1.5 KiB
Go
/*
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Copyright 2020 Docker Compose CLI authors
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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 proxy
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import (
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"github.com/google/uuid"
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"github.com/sirupsen/logrus"
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"google.golang.org/grpc/metadata"
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streamsv1 "github.com/docker/compose-cli/protos/streams/v1"
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"github.com/docker/compose-cli/server/proxy/streams"
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)
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func (p *proxy) NewStream(stream streamsv1.Streaming_NewStreamServer) error {
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var (
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ctx = stream.Context()
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id = uuid.New().String()
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)
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md := metadata.New(map[string]string{
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"id": id,
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})
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// return the id of the stream to the client
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if err := stream.SendHeader(md); err != nil {
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return err
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}
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errc := make(chan error)
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p.mu.Lock()
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p.streams[id] = &streams.Stream{
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Streaming_NewStreamServer: stream,
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ErrChan: errc,
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}
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p.mu.Unlock()
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defer func() {
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p.mu.Lock()
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delete(p.streams, id)
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p.mu.Unlock()
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}()
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select {
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case err := <-errc:
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return err
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case <-ctx.Done():
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logrus.Debug("client context canceled")
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return ctx.Err()
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}
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}
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