micro-client-grpc/response.go
ben-toogood 0fda1710d8 client/grpc: fix stream closed bug (#2009)
* client/grpc: fix stream closed bug

* client/grpc: don't use dial context for the stream
2020-09-18 16:32:53 +03:00

45 lines
823 B
Go

package grpc
import (
"strings"
"github.com/micro/go-micro/v3/codec"
"github.com/micro/go-micro/v3/codec/bytes"
"google.golang.org/grpc"
"google.golang.org/grpc/encoding"
)
type response struct {
conn *poolConn
stream grpc.ClientStream
codec encoding.Codec
gcodec codec.Codec
}
// Read the response
func (r *response) Codec() codec.Reader {
return r.gcodec
}
// read the header
func (r *response) Header() map[string]string {
md, err := r.stream.Header()
if err != nil {
return map[string]string{}
}
hdr := make(map[string]string, len(md))
for k, v := range md {
hdr[k] = strings.Join(v, ",")
}
return hdr
}
// Read the undecoded response
func (r *response) Read() ([]byte, error) {
f := &bytes.Frame{}
if err := r.gcodec.ReadBody(f); err != nil {
return nil, err
}
return f.Data, nil
}