mirror of
https://github.com/redis/go-redis.git
synced 2025-07-28 06:42:00 +03:00
Add streams group related commands
This commit is contained in:
Kassian Sun
committed by
Vladimir Mihailenco
Vladimir Mihailenco
parent
7e6413d467
commit
34916092ba
244
commands.go
244
commands.go
@ -172,16 +172,26 @@ type Cmdable interface {
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SRem(key string, members ...interface{}) *IntCmd
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SUnion(keys ...string) *StringSliceCmd
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SUnionStore(destination string, keys ...string) *IntCmd
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XAdd(stream, id string, els map[string]interface{}) *StringCmd
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XAddExt(opt *XAddExt) *StringCmd
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XLen(key string) *IntCmd
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XAdd(a *XAddArgs) *StringCmd
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XLen(stream string) *IntCmd
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XRange(stream, start, stop string) *XMessageSliceCmd
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XRangeN(stream, start, stop string, count int64) *XMessageSliceCmd
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XRevRange(stream string, start, stop string) *XMessageSliceCmd
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XRevRangeN(stream string, start, stop string, count int64) *XMessageSliceCmd
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XRead(streams ...string) *XStreamSliceCmd
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XReadN(count int64, streams ...string) *XStreamSliceCmd
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XReadExt(opt *XReadExt) *XStreamSliceCmd
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XRead(a *XReadArgs) *XStreamSliceCmd
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XReadStreams(streams ...string) *XStreamSliceCmd
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XGroupCreate(stream, group, start string) *StatusCmd
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XGroupSetID(stream, group, start string) *StatusCmd
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XGroupDestroy(stream, group string) *IntCmd
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XGroupDelConsumer(stream, group, consumer string) *IntCmd
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XReadGroup(a *XReadGroupArgs) *XStreamSliceCmd
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XAck(stream, group string, ids ...string) *IntCmd
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XPending(stream, group string) *XPendingCmd
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XPendingExt(a *XPendingExtArgs) *XPendingExtCmd
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XClaim(a *XClaimArgs) *XMessageSliceCmd
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XClaimJustID(a *XClaimArgs) *StringSliceCmd
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XTrim(key string, maxLen int64) *IntCmd
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XTrimApprox(key string, maxLen int64) *IntCmd
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ZAdd(key string, members ...Z) *IntCmd
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ZAddNX(key string, members ...Z) *IntCmd
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ZAddXX(key string, members ...Z) *IntCmd
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@ -1300,7 +1310,7 @@ func (c *cmdable) SUnionStore(destination string, keys ...string) *IntCmd {
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//------------------------------------------------------------------------------
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type XAddExt struct {
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type XAddArgs struct {
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Stream string
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MaxLen int64 // MAXLEN N
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MaxLenApprox int64 // MAXLEN ~ N
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@ -1308,40 +1318,32 @@ type XAddExt struct {
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Values map[string]interface{}
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}
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func (c *cmdable) XAddExt(opt *XAddExt) *StringCmd {
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a := make([]interface{}, 0, 6+len(opt.Values)*2)
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a = append(a, "xadd")
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a = append(a, opt.Stream)
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if opt.MaxLen > 0 {
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a = append(a, "maxlen", opt.MaxLen)
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} else if opt.MaxLenApprox > 0 {
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a = append(a, "maxlen", "~", opt.MaxLenApprox)
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func (c *cmdable) XAdd(a *XAddArgs) *StringCmd {
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args := make([]interface{}, 0, 6+len(a.Values)*2)
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args = append(args, "xadd")
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args = append(args, a.Stream)
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if a.MaxLen > 0 {
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args = append(args, "maxlen", a.MaxLen)
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} else if a.MaxLenApprox > 0 {
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args = append(args, "maxlen", "~", a.MaxLenApprox)
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}
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if opt.ID != "" {
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a = append(a, opt.ID)
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if a.ID != "" {
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args = append(args, a.ID)
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} else {
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a = append(a, "*")
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args = append(args, "*")
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}
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for k, v := range opt.Values {
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a = append(a, k)
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a = append(a, v)
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for k, v := range a.Values {
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args = append(args, k)
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args = append(args, v)
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}
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cmd := NewStringCmd(a...)
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cmd := NewStringCmd(args...)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XAdd(stream, id string, values map[string]interface{}) *StringCmd {
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return c.XAddExt(&XAddExt{
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Stream: stream,
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ID: id,
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Values: values,
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})
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}
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func (c *cmdable) XLen(key string) *IntCmd {
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cmd := NewIntCmd("xlen", key)
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func (c *cmdable) XLen(stream string) *IntCmd {
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cmd := NewIntCmd("xlen", stream)
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c.process(cmd)
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return cmd
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}
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@ -1370,55 +1372,173 @@ func (c *cmdable) XRevRangeN(stream, start, stop string, count int64) *XMessageS
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return cmd
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}
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type XReadExt struct {
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type XReadArgs struct {
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Streams []string
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Count int64
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Block time.Duration
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}
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func (c *cmdable) XReadExt(opt *XReadExt) *XStreamSliceCmd {
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a := make([]interface{}, 0, 5+len(opt.Streams))
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a = append(a, "xread")
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if opt != nil {
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if opt.Count > 0 {
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a = append(a, "count")
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a = append(a, opt.Count)
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}
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if opt.Block >= 0 {
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a = append(a, "block")
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a = append(a, int64(opt.Block/time.Millisecond))
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}
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func (c *cmdable) XRead(a *XReadArgs) *XStreamSliceCmd {
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args := make([]interface{}, 0, 5+len(a.Streams))
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args = append(args, "xread")
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if a.Count > 0 {
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args = append(args, "count")
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args = append(args, a.Count)
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}
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a = append(a, "streams")
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for _, s := range opt.Streams {
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a = append(a, s)
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if a.Block >= 0 {
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args = append(args, "block")
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args = append(args, int64(a.Block/time.Millisecond))
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}
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args = append(args, "streams")
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for _, s := range a.Streams {
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args = append(args, s)
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}
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cmd := NewXStreamSliceCmd(a...)
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cmd := NewXStreamSliceCmd(args...)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XRead(streams ...string) *XStreamSliceCmd {
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return c.XReadExt(&XReadExt{
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func (c *cmdable) XReadStreams(streams ...string) *XStreamSliceCmd {
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return c.XRead(&XReadArgs{
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Streams: streams,
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Block: -1,
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})
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}
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func (c *cmdable) XReadN(count int64, streams ...string) *XStreamSliceCmd {
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return c.XReadExt(&XReadExt{
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Streams: streams,
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Count: count,
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Block: -1,
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})
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func (c *cmdable) XGroupCreate(stream, group, start string) *StatusCmd {
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cmd := NewStatusCmd("xgroup", "create", stream, group, start)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XReadBlock(block time.Duration, streams ...string) *XStreamSliceCmd {
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return c.XReadExt(&XReadExt{
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Streams: streams,
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Block: block,
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})
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func (c *cmdable) XGroupSetID(stream, group, start string) *StatusCmd {
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cmd := NewStatusCmd("xgroup", "setid", stream, group, start)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XGroupDestroy(stream, group string) *IntCmd {
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cmd := NewIntCmd("xgroup", "destroy", stream, group)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XGroupDelConsumer(stream, group, consumer string) *IntCmd {
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cmd := NewIntCmd("xgroup", "delconsumer", stream, group, consumer)
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c.process(cmd)
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return cmd
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}
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type XReadGroupArgs struct {
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Group string
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Consumer string
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Streams []string
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Count int64
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Block time.Duration
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}
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func (c *cmdable) XReadGroup(a *XReadGroupArgs) *XStreamSliceCmd {
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args := make([]interface{}, 0, 8+len(a.Streams))
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args = append(args, "xreadgroup", "group", a.Group, a.Consumer)
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if a.Count > 0 {
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args = append(args, "count", a.Count)
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}
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if a.Block >= 0 {
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args = append(args, "block", int64(a.Block/time.Millisecond))
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}
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args = append(args, "streams")
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for _, s := range a.Streams {
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args = append(args, s)
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}
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cmd := NewXStreamSliceCmd(args...)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XAck(stream, group string, ids ...string) *IntCmd {
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args := []interface{}{"xack", stream, group}
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for _, id := range ids {
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args = append(args, id)
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}
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cmd := NewIntCmd(args...)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XPending(stream, group string) *XPendingCmd {
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cmd := NewXPendingCmd("xpending", stream, group)
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c.process(cmd)
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return cmd
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}
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type XPendingExtArgs struct {
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Stream string
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Group string
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Start string
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End string
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Count int64
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Consumer string
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}
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func (c *cmdable) XPendingExt(a *XPendingExtArgs) *XPendingExtCmd {
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args := make([]interface{}, 0, 7)
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args = append(args, "xpending", a.Stream, a.Group, a.Start, a.End, a.Count)
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if a.Consumer != "" {
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args = append(args, a.Consumer)
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}
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cmd := NewXPendingExtCmd(args...)
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c.process(cmd)
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return cmd
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}
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type XClaimArgs struct {
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Stream string
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Group string
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Consumer string
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MinIdle time.Duration
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Messages []string
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}
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func (c *cmdable) XClaim(a *XClaimArgs) *XMessageSliceCmd {
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args := xClaimArgs(a)
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cmd := NewXMessageSliceCmd(args...)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XClaimJustID(a *XClaimArgs) *StringSliceCmd {
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args := xClaimArgs(a)
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args = append(args, "justid")
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cmd := NewStringSliceCmd(args...)
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c.process(cmd)
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return cmd
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}
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func xClaimArgs(a *XClaimArgs) []interface{} {
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args := make([]interface{}, 0, 4+len(a.Messages))
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args = append(args,
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"xclaim",
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a.Stream,
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a.Group, a.Consumer,
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int64(a.MinIdle/time.Millisecond))
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for _, id := range a.Messages {
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args = append(args, id)
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}
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return args
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}
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func (c *cmdable) XTrim(key string, maxLen int64) *IntCmd {
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cmd := NewIntCmd("xtrim", key, "maxlen", maxLen)
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c.process(cmd)
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return cmd
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}
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func (c *cmdable) XTrimApprox(key string, maxLen int64) *IntCmd {
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cmd := NewIntCmd("xtrim", key, "maxlen", "~", maxLen)
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c.process(cmd)
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return cmd
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}
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//------------------------------------------------------------------------------
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