package pool import ( "net" "sync/atomic" "time" "gopkg.in/redis.v5/internal/proto" ) var noDeadline = time.Time{} type Conn struct { netConn net.Conn Rd *proto.Reader Wb *proto.WriteBuffer Inited bool usedAt atomic.Value } func NewConn(netConn net.Conn) *Conn { buf := make([]byte, 4096) cn := &Conn{ netConn: netConn, Wb: proto.NewWriteBuffer(buf), } cn.Rd = proto.NewReader(cn.netConn, buf) cn.SetUsedAt(time.Now()) return cn } func (cn *Conn) UsedAt() time.Time { return cn.usedAt.Load().(time.Time) } func (cn *Conn) SetUsedAt(tm time.Time) { cn.usedAt.Store(tm) } func (cn *Conn) SetNetConn(netConn net.Conn) { cn.netConn = netConn cn.Rd.Reset(netConn) } func (cn *Conn) IsStale(timeout time.Duration) bool { return timeout > 0 && time.Since(cn.UsedAt()) > timeout } func (cn *Conn) SetReadTimeout(timeout time.Duration) error { now := time.Now() cn.SetUsedAt(now) if timeout > 0 { return cn.netConn.SetReadDeadline(now.Add(timeout)) } return cn.netConn.SetReadDeadline(noDeadline) } func (cn *Conn) SetWriteTimeout(timeout time.Duration) error { now := time.Now() cn.SetUsedAt(now) if timeout > 0 { return cn.netConn.SetWriteDeadline(now.Add(timeout)) } return cn.netConn.SetWriteDeadline(noDeadline) } func (cn *Conn) Write(b []byte) (int, error) { return cn.netConn.Write(b) } func (cn *Conn) RemoteAddr() net.Addr { return cn.netConn.RemoteAddr() } func (cn *Conn) Close() error { return cn.netConn.Close() }