mirror of
https://github.com/go-micro/go-micro.git
synced 2025-08-10 21:52:01 +02:00
Add pluggable codec support
This commit is contained in:
@@ -2,12 +2,9 @@ package client
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"fmt"
|
||||
|
||||
"github.com/micro/go-micro/transport"
|
||||
rpc "github.com/youtube/vitess/go/rpcplus"
|
||||
js "github.com/youtube/vitess/go/rpcplus/jsonrpc"
|
||||
pb "github.com/youtube/vitess/go/rpcplus/pbrpc"
|
||||
)
|
||||
|
||||
type rpcPlusCodec struct {
|
||||
@@ -37,50 +34,33 @@ func (rwc *readWriteCloser) Close() error {
|
||||
return nil
|
||||
}
|
||||
|
||||
func newRpcPlusCodec(req *transport.Message, client transport.Client) *rpcPlusCodec {
|
||||
func newRpcPlusCodec(req *transport.Message, client transport.Client, cf codecFunc) *rpcPlusCodec {
|
||||
rwc := &readWriteCloser{
|
||||
wbuf: bytes.NewBuffer(nil),
|
||||
rbuf: bytes.NewBuffer(nil),
|
||||
}
|
||||
r := &rpcPlusCodec{
|
||||
req: req,
|
||||
buf: rwc,
|
||||
client: client,
|
||||
buf: &readWriteCloser{
|
||||
wbuf: bytes.NewBuffer(nil),
|
||||
rbuf: bytes.NewBuffer(nil),
|
||||
},
|
||||
codec: cf(rwc),
|
||||
req: req,
|
||||
}
|
||||
|
||||
switch req.Header["Content-Type"] {
|
||||
case "application/octet-stream":
|
||||
r.codec = pb.NewClientCodec(r.buf)
|
||||
case "application/json":
|
||||
r.codec = js.NewClientCodec(r.buf)
|
||||
}
|
||||
|
||||
return r
|
||||
}
|
||||
|
||||
func (c *rpcPlusCodec) WriteRequest(req *rpc.Request, body interface{}) error {
|
||||
if c.codec == nil {
|
||||
return fmt.Errorf("unsupported request type: %s", c.req.Header["Content-Type"])
|
||||
}
|
||||
|
||||
if err := c.codec.WriteRequest(req, body); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
c.req.Body = c.buf.wbuf.Bytes()
|
||||
return c.client.Send(c.req)
|
||||
}
|
||||
|
||||
func (c *rpcPlusCodec) ReadResponseHeader(r *rpc.Response) error {
|
||||
var m transport.Message
|
||||
|
||||
if err := c.client.Recv(&m); err != nil {
|
||||
return err
|
||||
}
|
||||
|
||||
if c.codec == nil {
|
||||
return fmt.Errorf("%s", string(m.Body))
|
||||
}
|
||||
|
||||
c.buf.rbuf.Reset()
|
||||
c.buf.rbuf.Write(m.Body)
|
||||
return c.codec.ReadResponseHeader(r)
|
||||
|
Reference in New Issue
Block a user