redis/internal/pool/conn.go

68 lines
1.2 KiB
Go

package pool
import (
"net"
"time"
"gopkg.in/redis.v4/internal/proto"
)
const defaultBufSize = 4096
var noDeadline = time.Time{}
type Conn struct {
NetConn net.Conn
Rd *proto.Reader
Wb *proto.WriteBuffer
Inited bool
UsedAt time.Time
ReadTimeout time.Duration
WriteTimeout time.Duration
}
func NewConn(netConn net.Conn) *Conn {
cn := &Conn{
NetConn: netConn,
Wb: proto.NewWriteBuffer(),
UsedAt: time.Now(),
}
cn.Rd = proto.NewReader(cn)
return cn
}
func (cn *Conn) IsStale(timeout time.Duration) bool {
return timeout > 0 && time.Since(cn.UsedAt) > timeout
}
func (cn *Conn) Read(b []byte) (int, error) {
cn.UsedAt = time.Now()
if cn.ReadTimeout != 0 {
cn.NetConn.SetReadDeadline(cn.UsedAt.Add(cn.ReadTimeout))
} else {
cn.NetConn.SetReadDeadline(noDeadline)
}
return cn.NetConn.Read(b)
}
func (cn *Conn) Write(b []byte) (int, error) {
cn.UsedAt = time.Now()
if cn.WriteTimeout != 0 {
cn.NetConn.SetWriteDeadline(cn.UsedAt.Add(cn.WriteTimeout))
} else {
cn.NetConn.SetWriteDeadline(noDeadline)
}
return cn.NetConn.Write(b)
}
func (cn *Conn) RemoteAddr() net.Addr {
return cn.NetConn.RemoteAddr()
}
func (cn *Conn) Close() error {
return cn.NetConn.Close()
}