package transport import ( "net" "time" ) type timeoutConn struct { net.Conn wtimeoutd time.Duration rdtimeoutd time.Duration } func (c timeoutConn) Write(b []byte) (n int, err error) { if c.wtimeoutd > 0 { if err := c.SetWriteDeadline(time.Now().Add(c.wtimeoutd)); err != nil { return 0, err } } return c.Conn.Write(b) } func (c timeoutConn) Read(b []byte) (n int, err error) { if c.rdtimeoutd > 0 { if err := c.SetReadDeadline(time.Now().Add(c.rdtimeoutd)); err != nil { return 0, err } } return c.Conn.Read(b) }