forked from apache/rocketmq-client-go
/
tcp_conn.go
66 lines (56 loc) · 1.72 KB
/
tcp_conn.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package remote
import (
"context"
"net"
"sync"
"time"
"go.uber.org/atomic"
)
// TODO: Adding TCP Connections Pool, https://github.com/MasterYang7/rocketmq-client-go/v2/issues/298
type tcpConnWrapper struct {
net.Conn
sync.Mutex
closed atomic.Bool
}
func initConn(ctx context.Context, addr string, config *RemotingClientConfig) (*tcpConnWrapper, error) {
var d net.Dialer
d.KeepAlive = config.KeepAliveDuration
d.Deadline = time.Now().Add(config.ConnectionTimeout)
conn, err := d.DialContext(ctx, "tcp", addr)
if err != nil {
return nil, err
}
return &tcpConnWrapper{
Conn: conn,
}, nil
}
func (wrapper *tcpConnWrapper) destroy() error {
wrapper.closed.Swap(true)
return wrapper.Conn.Close()
}
func (wrapper *tcpConnWrapper) isClosed(err error) bool {
if !wrapper.closed.Load() {
return false
}
opErr, ok := err.(*net.OpError)
if !ok {
return false
}
return opErr.Err.Error() == "use of closed network connection"
}