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tcp_client.go
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tcp_client.go
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/**********************************************************\
| |
| hprose |
| |
| Official WebSite: http://www.hprose.com/ |
| http://www.hprose.org/ |
| |
\**********************************************************/
/**********************************************************\
* *
* rpc/tcp_client.go *
* *
* hprose tcp client for Go. *
* *
* LastModified: Nov 1, 2016 *
* Author: Ma Bingyao <andot@hprose.com> *
* *
\**********************************************************/
package rpc
import (
"crypto/tls"
"net"
"net/url"
"time"
)
// TCPClient is hprose tcp client
type TCPClient struct {
SocketClient
Linger int
NoDelay bool
KeepAlive bool
KeepAlivePeriod time.Duration
}
// NewTCPClient is the constructor of TCPClient
func NewTCPClient(uri ...string) (client *TCPClient) {
client = new(TCPClient)
client.initSocketClient()
client.Linger = -1
client.NoDelay = true
client.KeepAlive = true
client.setCreateConn(client.createTCPConn)
client.SetURIList(uri)
return
}
func newTCPClient(uri ...string) Client {
return NewTCPClient(uri...)
}
// SetURIList set a list of server addresses
func (client *TCPClient) SetURIList(uriList []string) {
CheckAddresses(uriList, tcpSchemes)
client.BaseClient.SetURIList(uriList)
}
func (client *TCPClient) createTCPConn() net.Conn {
u, err := url.Parse(client.uri)
ifErrorPanic(err)
tcpaddr, err := net.ResolveTCPAddr(u.Scheme, u.Host)
ifErrorPanic(err)
conn, err := net.DialTCP(u.Scheme, nil, tcpaddr)
ifErrorPanic(err)
ifErrorPanic(conn.SetLinger(client.Linger))
ifErrorPanic(conn.SetNoDelay(client.NoDelay))
ifErrorPanic(conn.SetKeepAlive(client.KeepAlive))
if client.KeepAlivePeriod > 0 {
ifErrorPanic(conn.SetKeepAlivePeriod(client.KeepAlivePeriod))
}
if client.ReadBuffer > 0 {
ifErrorPanic(conn.SetReadBuffer(client.ReadBuffer))
}
if client.WriteBuffer > 0 {
ifErrorPanic(conn.SetWriteBuffer(client.WriteBuffer))
}
if client.TLSConfig != nil {
return tls.Client(conn, client.TLSConfig)
}
return conn
}