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Fix some link connection logic

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This commit is contained in:
Asim Aslam 2019-07-03 19:51:40 +01:00
parent e54de56376
commit 2644497ccb
2 changed files with 13 additions and 14 deletions
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22
network/link.go
View File

@ -11,7 +11,6 @@ import (
"github.com/micro/go-micro/codec/proto"
pb "github.com/micro/go-micro/network/proto"
"github.com/micro/go-micro/transport"
"github.com/micro/go-micro/util/log"
)
type link struct {
@ -71,12 +70,17 @@ func (l *link) process() {
for {
m := new(Message)
if err := l.recv(m, nil); err != nil {
return
}
// check if it's an internal close method
if m.Header["Micro-Method"] == "close" {
l.Close()
return
}
select {
case l.recvQueue <- m:
log.Debugf("%s processing recv", l.id)
case <-l.closed:
return
}
@ -87,7 +91,6 @@ func (l *link) process() {
select {
case m := <-l.sendQueue:
if err := l.send(m, nil); err != nil {
l.Close()
return
}
case <-l.closed:
@ -265,15 +268,11 @@ func (l *link) recv(m *Message, v interface{}) error {
tm := new(transport.Message)
log.Debugf("link %s attempting receiving", l.id)
// receive the transport message
if err := l.socket.Recv(tm); err != nil {
return err
}
log.Debugf("link %s received %+v %+v\n", l.id, tm, v)
// set the message
m.Header = tm.Header
m.Body = tm.Body
@ -303,14 +302,11 @@ func (l *link) Close() error {
}
// send a final close message
l.socket.Send(&transport.Message{
return l.socket.Send(&transport.Message{
Header: map[string]string{
"Micro-Method": "close",
},
})
// close the socket
return l.socket.Close()
}
// returns the node id
@ -348,7 +344,7 @@ func (l *link) Weight() int {
func (l *link) Accept() (*Message, error) {
select {
case <-l.closed:
return nil, ErrLinkClosed
return nil, io.EOF
case m := <-l.recvQueue:
return m, nil
}
@ -360,7 +356,7 @@ func (l *link) Accept() (*Message, error) {
func (l *link) Send(m *Message) error {
select {
case <-l.closed:
return ErrLinkClosed
return io.EOF
case l.sendQueue <- m:
}
return nil

5
network/node.go
View File

@ -3,6 +3,7 @@ package network
import (
"errors"
"fmt"
"io"
"net"
"runtime/debug"
"sort"
@ -282,7 +283,6 @@ func (n *node) process() {
})
// queue the message
log.Debugf("sending on link %s", links[0].id)
links[0].Send(m)
}
n.RUnlock()
@ -304,6 +304,9 @@ func (n *node) manage(l *link) {
// so we can judge link saturation both ways.
m, err := l.Accept()
if err == io.EOF {
return
}
if err != nil {
log.Debugf("Error accepting message on link %s: %v", l.id, err)
// ???