60 lines
1.4 KiB
Go
60 lines
1.4 KiB
Go
package handler
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import (
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"log"
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example "github.com/micro/go-micro/examples/server/proto/example"
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"github.com/micro/go-micro/metadata"
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"github.com/micro/go-micro/server"
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"golang.org/x/net/context"
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)
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type Example struct{}
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func (e *Example) Call(ctx context.Context, req *example.Request, rsp *example.Response) error {
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md, _ := metadata.FromContext(ctx)
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log.Printf("Received Example.Call request with metadata: %v", md)
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rsp.Msg = server.DefaultOptions().Id + ": Hello " + req.Name
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return nil
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}
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func (e *Example) Stream(ctx context.Context, stream server.Streamer) error {
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log.Print("Executing streaming handler")
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req := &example.StreamingRequest{}
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// We just want to receive 1 request and then process here
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if err := stream.Recv(req); err != nil {
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log.Printf("Error receiving streaming request: %v", err)
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return err
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}
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log.Printf("Received Example.Stream request with count: %d", req.Count)
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for i := 0; i < int(req.Count); i++ {
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log.Printf("Responding: %d", i)
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if err := stream.Send(&example.StreamingResponse{
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Count: int64(i),
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}); err != nil {
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return err
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}
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}
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return nil
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}
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func (e *Example) PingPong(ctx context.Context, stream server.Streamer) error {
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for {
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req := &example.Ping{}
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if err := stream.Recv(req); err != nil {
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return err
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}
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log.Printf("Got ping %v", req.Stroke)
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if err := stream.Send(&example.Pong{Stroke: req.Stroke}); err != nil {
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return err
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}
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}
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return nil
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}
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