micro-client-grpc/response.go

43 lines
753 B
Go

package grpc
import (
"strings"
"go.unistack.org/micro/v3/codec"
"go.unistack.org/micro/v3/metadata"
"google.golang.org/grpc"
)
type response struct {
conn *PoolConn
stream grpc.ClientStream
codec codec.Codec
}
// Read the response
func (r *response) Codec() codec.Codec {
return r.codec
}
// read the header
func (r *response) Header() metadata.Metadata {
meta, err := r.stream.Header()
if err != nil {
return nil
}
md := metadata.New(len(meta))
for k, v := range meta {
md.Set(k, strings.Join(v, ","))
}
return md
}
// Read the undecoded response
func (r *response) Read() ([]byte, error) {
f := &codec.Frame{}
if err := r.codec.ReadBody(&wrapStream{r.stream}, f); err != nil {
return nil, err
}
return f.Data, nil
}