redis/go-redis
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feat: add ContextTimeoutEnabled to respect context timeouts and deadlines

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This commit is contained in:
Vladimir Mihailenco
2022-10-11 10:22:42 +03:00
parent 8319b1ebf0
commit 58f7149e38
8 changed files with 92 additions and 59 deletions
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34
redis.go
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@ -316,17 +316,15 @@ func (c *baseClient) _process(ctx context.Context, cmd Cmder, attempt int) (bool
}
retryTimeout := uint32(0)
err := c.withConn(ctx, func(ctx context.Context, cn *pool.Conn) error {
err := cn.WithWriter(ctx, c.opt.WriteTimeout, func(wr *proto.Writer) error {
if err := c.withConn(ctx, func(ctx context.Context, cn *pool.Conn) error {
if err := cn.WithWriter(c.context(ctx), c.opt.WriteTimeout, func(wr *proto.Writer) error {
return writeCmd(wr, cmd)
})
if err != nil {
}); err != nil {
atomic.StoreUint32(&retryTimeout, 1)
return err
}
err = cn.WithReader(ctx, c.cmdTimeout(cmd), cmd.readReply)
if err != nil {
if err := cn.WithReader(c.context(ctx), c.cmdTimeout(cmd), cmd.readReply); err != nil {
if cmd.readTimeout() == nil {
atomic.StoreUint32(&retryTimeout, 1)
} else {
@ -336,13 +334,12 @@ func (c *baseClient) _process(ctx context.Context, cmd Cmder, attempt int) (bool
}
return nil
})
if err == nil {
return false, nil
}); err != nil {
retry := shouldRetry(err, atomic.LoadUint32(&retryTimeout) == 1)
return retry, err
}
retry := shouldRetry(err, atomic.LoadUint32(&retryTimeout) == 1)
return retry, err
return false, nil
}
func (c *baseClient) retryBackoff(attempt int) time.Duration {
@ -430,14 +427,14 @@ func (c *baseClient) _generalProcessPipeline(
func (c *baseClient) pipelineProcessCmds(
ctx context.Context, cn *pool.Conn, cmds []Cmder,
) (bool, error) {
if err := cn.WithWriter(ctx, c.opt.WriteTimeout, func(wr *proto.Writer) error {
if err := cn.WithWriter(c.context(ctx), c.opt.WriteTimeout, func(wr *proto.Writer) error {
return writeCmds(wr, cmds)
}); err != nil {
setCmdsErr(cmds, err)
return true, err
}
if err := cn.WithReader(ctx, c.opt.ReadTimeout, func(rd *proto.Reader) error {
if err := cn.WithReader(c.context(ctx), c.opt.ReadTimeout, func(rd *proto.Reader) error {
return pipelineReadCmds(rd, cmds)
}); err != nil {
return true, err
@ -462,14 +459,14 @@ func pipelineReadCmds(rd *proto.Reader, cmds []Cmder) error {
func (c *baseClient) txPipelineProcessCmds(
ctx context.Context, cn *pool.Conn, cmds []Cmder,
) (bool, error) {
if err := cn.WithWriter(ctx, c.opt.WriteTimeout, func(wr *proto.Writer) error {
if err := cn.WithWriter(c.context(ctx), c.opt.WriteTimeout, func(wr *proto.Writer) error {
return writeCmds(wr, cmds)
}); err != nil {
setCmdsErr(cmds, err)
return true, err
}
if err := cn.WithReader(ctx, c.opt.ReadTimeout, func(rd *proto.Reader) error {
if err := cn.WithReader(c.context(ctx), c.opt.ReadTimeout, func(rd *proto.Reader) error {
statusCmd := cmds[0].(*StatusCmd)
// Trim multi and exec.
trimmedCmds := cmds[1 : len(cmds)-1]
@ -527,6 +524,13 @@ func txPipelineReadQueued(rd *proto.Reader, statusCmd *StatusCmd, cmds []Cmder)
return nil
}
func (c *baseClient) context(ctx context.Context) context.Context {
if c.opt.ContextTimeoutEnabled {
return ctx
}
return context.Background()
}
//------------------------------------------------------------------------------
// Client is a Redis client representing a pool of zero or more underlying connections.