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94 lines
1.8 KiB
94 lines
1.8 KiB
package pool
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import (
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"net"
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"sync/atomic"
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"time"
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"github.com/go-redis/redis/internal/proto"
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)
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var noDeadline = time.Time{}
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type Conn struct {
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netConn net.Conn
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rd *proto.Reader
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rdLocked bool
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wr *proto.Writer
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InitedAt time.Time
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pooled bool
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usedAt atomic.Value
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}
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func NewConn(netConn net.Conn) *Conn {
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cn := &Conn{
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netConn: netConn,
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}
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cn.rd = proto.NewReader(netConn)
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cn.wr = proto.NewWriter(netConn)
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cn.SetUsedAt(time.Now())
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return cn
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}
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func (cn *Conn) UsedAt() time.Time {
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return cn.usedAt.Load().(time.Time)
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}
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func (cn *Conn) SetUsedAt(tm time.Time) {
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cn.usedAt.Store(tm)
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}
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func (cn *Conn) SetNetConn(netConn net.Conn) {
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cn.netConn = netConn
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cn.rd.Reset(netConn)
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cn.wr.Reset(netConn)
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}
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func (cn *Conn) setReadTimeout(timeout time.Duration) error {
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now := time.Now()
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cn.SetUsedAt(now)
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if timeout > 0 {
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return cn.netConn.SetReadDeadline(now.Add(timeout))
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}
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return cn.netConn.SetReadDeadline(noDeadline)
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}
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func (cn *Conn) setWriteTimeout(timeout time.Duration) error {
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now := time.Now()
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cn.SetUsedAt(now)
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if timeout > 0 {
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return cn.netConn.SetWriteDeadline(now.Add(timeout))
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}
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return cn.netConn.SetWriteDeadline(noDeadline)
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}
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func (cn *Conn) Write(b []byte) (int, error) {
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return cn.netConn.Write(b)
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}
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func (cn *Conn) RemoteAddr() net.Addr {
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return cn.netConn.RemoteAddr()
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}
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func (cn *Conn) WithReader(timeout time.Duration, fn func(rd *proto.Reader) error) error {
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_ = cn.setReadTimeout(timeout)
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return fn(cn.rd)
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}
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func (cn *Conn) WithWriter(timeout time.Duration, fn func(wr *proto.Writer) error) error {
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_ = cn.setWriteTimeout(timeout)
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firstErr := fn(cn.wr)
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err := cn.wr.Flush()
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if err != nil && firstErr == nil {
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firstErr = err
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}
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return firstErr
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}
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func (cn *Conn) Close() error {
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return cn.netConn.Close()
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}
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