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Live: use latest changes in Go SDK to deal with streaming frames (#34668) (#34678)

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(cherry picked from commit 063e1b5ff5)

Co-authored-by: Alexander Emelin <frvzmb@gmail.com>
This commit is contained in:
Grot (@grafanabot)
2021-05-25 20:16:54 +02:00
committed by GitHub
co-authored by Alexander Emelin
parent ef05f687ca
commit e2b6820d42
15 changed files with 84 additions and 101 deletions
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pkg/plugins/backendplugin/grpcplugin/client_v2.go
+5 -3
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@@ -194,7 +194,7 @@ func (c *clientV2) PublishStream(ctx context.Context, req *backend.PublishStream
return backend.FromProto().PublishStreamResponse(protoResp), nil
}
func (c *clientV2) RunStream(ctx context.Context, req *backend.RunStreamRequest, sender backend.StreamPacketSender) error {
func (c *clientV2) RunStream(ctx context.Context, req *backend.RunStreamRequest, sender *backend.StreamSender) error {
if c.StreamClient == nil {
return backendplugin.ErrMethodNotImplemented
}
@@ -209,7 +209,7 @@ func (c *clientV2) RunStream(ctx context.Context, req *backend.RunStreamRequest,
}
for {
protoResp, err := protoStream.Recv()
p, err := protoStream.Recv()
if err != nil {
if status.Code(err) == codes.Unimplemented {
return backendplugin.ErrMethodNotImplemented
@@ -219,7 +219,9 @@ func (c *clientV2) RunStream(ctx context.Context, req *backend.RunStreamRequest,
}
return fmt.Errorf("error running stream: %w", err)
}
if err := sender.Send(backend.FromProto().StreamPacket(protoResp)); err != nil {
// From GRPC connection we receive already prepared JSON.
err = sender.SendJSON(p.Data)
if err != nil {
return err
}
}