redis/commands.go

3971 lines
118 KiB
Go

package redis
import (
"context"
"encoding"
"errors"
"io"
"net"
"reflect"
"strings"
"time"
"github.com/redis/go-redis/v9/internal"
)
// KeepTTL is a Redis KEEPTTL option to keep existing TTL, it requires your redis-server version >= 6.0,
// otherwise you will receive an error: (error) ERR syntax error.
// For example:
//
// rdb.Set(ctx, key, value, redis.KeepTTL)
const KeepTTL = -1
func usePrecise(dur time.Duration) bool {
return dur < time.Second || dur%time.Second != 0
}
func formatMs(ctx context.Context, dur time.Duration) int64 {
if dur > 0 && dur < time.Millisecond {
internal.Logger.Printf(
ctx,
"specified duration is %s, but minimal supported value is %s - truncating to 1ms",
dur, time.Millisecond,
)
return 1
}
return int64(dur / time.Millisecond)
}
func formatSec(ctx context.Context, dur time.Duration) int64 {
if dur > 0 && dur < time.Second {
internal.Logger.Printf(
ctx,
"specified duration is %s, but minimal supported value is %s - truncating to 1s",
dur, time.Second,
)
return 1
}
return int64(dur / time.Second)
}
func appendArgs(dst, src []interface{}) []interface{} {
if len(src) == 1 {
return appendArg(dst, src[0])
}
dst = append(dst, src...)
return dst
}
func appendArg(dst []interface{}, arg interface{}) []interface{} {
switch arg := arg.(type) {
case []string:
for _, s := range arg {
dst = append(dst, s)
}
return dst
case []interface{}:
dst = append(dst, arg...)
return dst
case map[string]interface{}:
for k, v := range arg {
dst = append(dst, k, v)
}
return dst
case map[string]string:
for k, v := range arg {
dst = append(dst, k, v)
}
return dst
case time.Time, time.Duration, encoding.BinaryMarshaler, net.IP:
return append(dst, arg)
default:
// scan struct field
v := reflect.ValueOf(arg)
if v.Type().Kind() == reflect.Ptr {
if v.IsNil() {
// error: arg is not a valid object
return dst
}
v = v.Elem()
}
if v.Type().Kind() == reflect.Struct {
return appendStructField(dst, v)
}
return append(dst, arg)
}
}
// appendStructField appends the field and value held by the structure v to dst, and returns the appended dst.
func appendStructField(dst []interface{}, v reflect.Value) []interface{} {
typ := v.Type()
for i := 0; i < typ.NumField(); i++ {
tag := typ.Field(i).Tag.Get("redis")
if tag == "" || tag == "-" {
continue
}
name, opt, _ := strings.Cut(tag, ",")
if name == "" {
continue
}
field := v.Field(i)
// miss field
if omitEmpty(opt) && isEmptyValue(field) {
continue
}
if field.CanInterface() {
dst = append(dst, name, field.Interface())
}
}
return dst
}
func omitEmpty(opt string) bool {
for opt != "" {
var name string
name, opt, _ = strings.Cut(opt, ",")
if name == "omitempty" {
return true
}
}
return false
}
func isEmptyValue(v reflect.Value) bool {
switch v.Kind() {
case reflect.Array, reflect.Map, reflect.Slice, reflect.String:
return v.Len() == 0
case reflect.Bool:
return !v.Bool()
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return v.Int() == 0
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64, reflect.Uintptr:
return v.Uint() == 0
case reflect.Float32, reflect.Float64:
return v.Float() == 0
case reflect.Interface, reflect.Pointer:
return v.IsNil()
}
return false
}
type Cmdable interface {
Pipeline() Pipeliner
Pipelined(ctx context.Context, fn func(Pipeliner) error) ([]Cmder, error)
TxPipelined(ctx context.Context, fn func(Pipeliner) error) ([]Cmder, error)
TxPipeline() Pipeliner
Command(ctx context.Context) *CommandsInfoCmd
CommandList(ctx context.Context, filter *FilterBy) *StringSliceCmd
CommandGetKeys(ctx context.Context, commands ...interface{}) *StringSliceCmd
CommandGetKeysAndFlags(ctx context.Context, commands ...interface{}) *KeyFlagsCmd
ClientGetName(ctx context.Context) *StringCmd
Echo(ctx context.Context, message interface{}) *StringCmd
Ping(ctx context.Context) *StatusCmd
Quit(ctx context.Context) *StatusCmd
Del(ctx context.Context, keys ...string) *IntCmd
Unlink(ctx context.Context, keys ...string) *IntCmd
Dump(ctx context.Context, key string) *StringCmd
Exists(ctx context.Context, keys ...string) *IntCmd
Expire(ctx context.Context, key string, expiration time.Duration) *BoolCmd
ExpireAt(ctx context.Context, key string, tm time.Time) *BoolCmd
ExpireTime(ctx context.Context, key string) *DurationCmd
ExpireNX(ctx context.Context, key string, expiration time.Duration) *BoolCmd
ExpireXX(ctx context.Context, key string, expiration time.Duration) *BoolCmd
ExpireGT(ctx context.Context, key string, expiration time.Duration) *BoolCmd
ExpireLT(ctx context.Context, key string, expiration time.Duration) *BoolCmd
Keys(ctx context.Context, pattern string) *StringSliceCmd
Migrate(ctx context.Context, host, port, key string, db int, timeout time.Duration) *StatusCmd
Move(ctx context.Context, key string, db int) *BoolCmd
ObjectRefCount(ctx context.Context, key string) *IntCmd
ObjectEncoding(ctx context.Context, key string) *StringCmd
ObjectIdleTime(ctx context.Context, key string) *DurationCmd
Persist(ctx context.Context, key string) *BoolCmd
PExpire(ctx context.Context, key string, expiration time.Duration) *BoolCmd
PExpireAt(ctx context.Context, key string, tm time.Time) *BoolCmd
PExpireTime(ctx context.Context, key string) *DurationCmd
PTTL(ctx context.Context, key string) *DurationCmd
RandomKey(ctx context.Context) *StringCmd
Rename(ctx context.Context, key, newkey string) *StatusCmd
RenameNX(ctx context.Context, key, newkey string) *BoolCmd
Restore(ctx context.Context, key string, ttl time.Duration, value string) *StatusCmd
RestoreReplace(ctx context.Context, key string, ttl time.Duration, value string) *StatusCmd
Sort(ctx context.Context, key string, sort *Sort) *StringSliceCmd
SortRO(ctx context.Context, key string, sort *Sort) *StringSliceCmd
SortStore(ctx context.Context, key, store string, sort *Sort) *IntCmd
SortInterfaces(ctx context.Context, key string, sort *Sort) *SliceCmd
Touch(ctx context.Context, keys ...string) *IntCmd
TTL(ctx context.Context, key string) *DurationCmd
Type(ctx context.Context, key string) *StatusCmd
Append(ctx context.Context, key, value string) *IntCmd
Decr(ctx context.Context, key string) *IntCmd
DecrBy(ctx context.Context, key string, decrement int64) *IntCmd
Get(ctx context.Context, key string) *StringCmd
GetRange(ctx context.Context, key string, start, end int64) *StringCmd
GetSet(ctx context.Context, key string, value interface{}) *StringCmd
GetEx(ctx context.Context, key string, expiration time.Duration) *StringCmd
GetDel(ctx context.Context, key string) *StringCmd
Incr(ctx context.Context, key string) *IntCmd
IncrBy(ctx context.Context, key string, value int64) *IntCmd
IncrByFloat(ctx context.Context, key string, value float64) *FloatCmd
MGet(ctx context.Context, keys ...string) *SliceCmd
MSet(ctx context.Context, values ...interface{}) *StatusCmd
MSetNX(ctx context.Context, values ...interface{}) *BoolCmd
Set(ctx context.Context, key string, value interface{}, expiration time.Duration) *StatusCmd
SetArgs(ctx context.Context, key string, value interface{}, a SetArgs) *StatusCmd
SetEx(ctx context.Context, key string, value interface{}, expiration time.Duration) *StatusCmd
SetNX(ctx context.Context, key string, value interface{}, expiration time.Duration) *BoolCmd
SetXX(ctx context.Context, key string, value interface{}, expiration time.Duration) *BoolCmd
SetRange(ctx context.Context, key string, offset int64, value string) *IntCmd
StrLen(ctx context.Context, key string) *IntCmd
Copy(ctx context.Context, sourceKey string, destKey string, db int, replace bool) *IntCmd
GetBit(ctx context.Context, key string, offset int64) *IntCmd
SetBit(ctx context.Context, key string, offset int64, value int) *IntCmd
BitCount(ctx context.Context, key string, bitCount *BitCount) *IntCmd
BitOpAnd(ctx context.Context, destKey string, keys ...string) *IntCmd
BitOpOr(ctx context.Context, destKey string, keys ...string) *IntCmd
BitOpXor(ctx context.Context, destKey string, keys ...string) *IntCmd
BitOpNot(ctx context.Context, destKey string, key string) *IntCmd
BitPos(ctx context.Context, key string, bit int64, pos ...int64) *IntCmd
BitPosSpan(ctx context.Context, key string, bit int8, start, end int64, span string) *IntCmd
BitField(ctx context.Context, key string, args ...interface{}) *IntSliceCmd
Scan(ctx context.Context, cursor uint64, match string, count int64) *ScanCmd
ScanType(ctx context.Context, cursor uint64, match string, count int64, keyType string) *ScanCmd
SScan(ctx context.Context, key string, cursor uint64, match string, count int64) *ScanCmd
HScan(ctx context.Context, key string, cursor uint64, match string, count int64) *ScanCmd
ZScan(ctx context.Context, key string, cursor uint64, match string, count int64) *ScanCmd
HDel(ctx context.Context, key string, fields ...string) *IntCmd
HExists(ctx context.Context, key, field string) *BoolCmd
HGet(ctx context.Context, key, field string) *StringCmd
HGetAll(ctx context.Context, key string) *MapStringStringCmd
HIncrBy(ctx context.Context, key, field string, incr int64) *IntCmd
HIncrByFloat(ctx context.Context, key, field string, incr float64) *FloatCmd
HKeys(ctx context.Context, key string) *StringSliceCmd
HLen(ctx context.Context, key string) *IntCmd
HMGet(ctx context.Context, key string, fields ...string) *SliceCmd
HSet(ctx context.Context, key string, values ...interface{}) *IntCmd
HMSet(ctx context.Context, key string, values ...interface{}) *BoolCmd
HSetNX(ctx context.Context, key, field string, value interface{}) *BoolCmd
HVals(ctx context.Context, key string) *StringSliceCmd
HRandField(ctx context.Context, key string, count int) *StringSliceCmd
HRandFieldWithValues(ctx context.Context, key string, count int) *KeyValueSliceCmd
BLPop(ctx context.Context, timeout time.Duration, keys ...string) *StringSliceCmd
BLMPop(ctx context.Context, timeout time.Duration, direction string, count int64, keys ...string) *KeyValuesCmd
BRPop(ctx context.Context, timeout time.Duration, keys ...string) *StringSliceCmd
BRPopLPush(ctx context.Context, source, destination string, timeout time.Duration) *StringCmd
LCS(ctx context.Context, q *LCSQuery) *LCSCmd
LIndex(ctx context.Context, key string, index int64) *StringCmd
LInsert(ctx context.Context, key, op string, pivot, value interface{}) *IntCmd
LInsertBefore(ctx context.Context, key string, pivot, value interface{}) *IntCmd
LInsertAfter(ctx context.Context, key string, pivot, value interface{}) *IntCmd
LLen(ctx context.Context, key string) *IntCmd
LMPop(ctx context.Context, direction string, count int64, keys ...string) *KeyValuesCmd
LPop(ctx context.Context, key string) *StringCmd
LPopCount(ctx context.Context, key string, count int) *StringSliceCmd
LPos(ctx context.Context, key string, value string, args LPosArgs) *IntCmd
LPosCount(ctx context.Context, key string, value string, count int64, args LPosArgs) *IntSliceCmd
LPush(ctx context.Context, key string, values ...interface{}) *IntCmd
LPushX(ctx context.Context, key string, values ...interface{}) *IntCmd
LRange(ctx context.Context, key string, start, stop int64) *StringSliceCmd
LRem(ctx context.Context, key string, count int64, value interface{}) *IntCmd
LSet(ctx context.Context, key string, index int64, value interface{}) *StatusCmd
LTrim(ctx context.Context, key string, start, stop int64) *StatusCmd
RPop(ctx context.Context, key string) *StringCmd
RPopCount(ctx context.Context, key string, count int) *StringSliceCmd
RPopLPush(ctx context.Context, source, destination string) *StringCmd
RPush(ctx context.Context, key string, values ...interface{}) *IntCmd
RPushX(ctx context.Context, key string, values ...interface{}) *IntCmd
LMove(ctx context.Context, source, destination, srcpos, destpos string) *StringCmd
BLMove(ctx context.Context, source, destination, srcpos, destpos string, timeout time.Duration) *StringCmd
SAdd(ctx context.Context, key string, members ...interface{}) *IntCmd
SCard(ctx context.Context, key string) *IntCmd
SDiff(ctx context.Context, keys ...string) *StringSliceCmd
SDiffStore(ctx context.Context, destination string, keys ...string) *IntCmd
SInter(ctx context.Context, keys ...string) *StringSliceCmd
SInterCard(ctx context.Context, limit int64, keys ...string) *IntCmd
SInterStore(ctx context.Context, destination string, keys ...string) *IntCmd
SIsMember(ctx context.Context, key string, member interface{}) *BoolCmd
SMIsMember(ctx context.Context, key string, members ...interface{}) *BoolSliceCmd
SMembers(ctx context.Context, key string) *StringSliceCmd
SMembersMap(ctx context.Context, key string) *StringStructMapCmd
SMove(ctx context.Context, source, destination string, member interface{}) *BoolCmd
SPop(ctx context.Context, key string) *StringCmd
SPopN(ctx context.Context, key string, count int64) *StringSliceCmd
SRandMember(ctx context.Context, key string) *StringCmd
SRandMemberN(ctx context.Context, key string, count int64) *StringSliceCmd
SRem(ctx context.Context, key string, members ...interface{}) *IntCmd
SUnion(ctx context.Context, keys ...string) *StringSliceCmd
SUnionStore(ctx context.Context, destination string, keys ...string) *IntCmd
XAdd(ctx context.Context, a *XAddArgs) *StringCmd
XDel(ctx context.Context, stream string, ids ...string) *IntCmd
XLen(ctx context.Context, stream string) *IntCmd
XRange(ctx context.Context, stream, start, stop string) *XMessageSliceCmd
XRangeN(ctx context.Context, stream, start, stop string, count int64) *XMessageSliceCmd
XRevRange(ctx context.Context, stream string, start, stop string) *XMessageSliceCmd
XRevRangeN(ctx context.Context, stream string, start, stop string, count int64) *XMessageSliceCmd
XRead(ctx context.Context, a *XReadArgs) *XStreamSliceCmd
XReadStreams(ctx context.Context, streams ...string) *XStreamSliceCmd
XGroupCreate(ctx context.Context, stream, group, start string) *StatusCmd
XGroupCreateMkStream(ctx context.Context, stream, group, start string) *StatusCmd
XGroupSetID(ctx context.Context, stream, group, start string) *StatusCmd
XGroupDestroy(ctx context.Context, stream, group string) *IntCmd
XGroupCreateConsumer(ctx context.Context, stream, group, consumer string) *IntCmd
XGroupDelConsumer(ctx context.Context, stream, group, consumer string) *IntCmd
XReadGroup(ctx context.Context, a *XReadGroupArgs) *XStreamSliceCmd
XAck(ctx context.Context, stream, group string, ids ...string) *IntCmd
XPending(ctx context.Context, stream, group string) *XPendingCmd
XPendingExt(ctx context.Context, a *XPendingExtArgs) *XPendingExtCmd
XClaim(ctx context.Context, a *XClaimArgs) *XMessageSliceCmd
XClaimJustID(ctx context.Context, a *XClaimArgs) *StringSliceCmd
XAutoClaim(ctx context.Context, a *XAutoClaimArgs) *XAutoClaimCmd
XAutoClaimJustID(ctx context.Context, a *XAutoClaimArgs) *XAutoClaimJustIDCmd
XTrimMaxLen(ctx context.Context, key string, maxLen int64) *IntCmd
XTrimMaxLenApprox(ctx context.Context, key string, maxLen, limit int64) *IntCmd
XTrimMinID(ctx context.Context, key string, minID string) *IntCmd
XTrimMinIDApprox(ctx context.Context, key string, minID string, limit int64) *IntCmd
XInfoGroups(ctx context.Context, key string) *XInfoGroupsCmd
XInfoStream(ctx context.Context, key string) *XInfoStreamCmd
XInfoStreamFull(ctx context.Context, key string, count int) *XInfoStreamFullCmd
XInfoConsumers(ctx context.Context, key string, group string) *XInfoConsumersCmd
BZPopMax(ctx context.Context, timeout time.Duration, keys ...string) *ZWithKeyCmd
BZPopMin(ctx context.Context, timeout time.Duration, keys ...string) *ZWithKeyCmd
BZMPop(ctx context.Context, timeout time.Duration, order string, count int64, keys ...string) *ZSliceWithKeyCmd
ZAdd(ctx context.Context, key string, members ...Z) *IntCmd
ZAddLT(ctx context.Context, key string, members ...Z) *IntCmd
ZAddGT(ctx context.Context, key string, members ...Z) *IntCmd
ZAddNX(ctx context.Context, key string, members ...Z) *IntCmd
ZAddXX(ctx context.Context, key string, members ...Z) *IntCmd
ZAddArgs(ctx context.Context, key string, args ZAddArgs) *IntCmd
ZAddArgsIncr(ctx context.Context, key string, args ZAddArgs) *FloatCmd
ZCard(ctx context.Context, key string) *IntCmd
ZCount(ctx context.Context, key, min, max string) *IntCmd
ZLexCount(ctx context.Context, key, min, max string) *IntCmd
ZIncrBy(ctx context.Context, key string, increment float64, member string) *FloatCmd
ZInter(ctx context.Context, store *ZStore) *StringSliceCmd
ZInterWithScores(ctx context.Context, store *ZStore) *ZSliceCmd
ZInterCard(ctx context.Context, limit int64, keys ...string) *IntCmd
ZInterStore(ctx context.Context, destination string, store *ZStore) *IntCmd
ZMPop(ctx context.Context, order string, count int64, keys ...string) *ZSliceWithKeyCmd
ZMScore(ctx context.Context, key string, members ...string) *FloatSliceCmd
ZPopMax(ctx context.Context, key string, count ...int64) *ZSliceCmd
ZPopMin(ctx context.Context, key string, count ...int64) *ZSliceCmd
ZRange(ctx context.Context, key string, start, stop int64) *StringSliceCmd
ZRangeWithScores(ctx context.Context, key string, start, stop int64) *ZSliceCmd
ZRangeByScore(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd
ZRangeByLex(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd
ZRangeByScoreWithScores(ctx context.Context, key string, opt *ZRangeBy) *ZSliceCmd
ZRangeArgs(ctx context.Context, z ZRangeArgs) *StringSliceCmd
ZRangeArgsWithScores(ctx context.Context, z ZRangeArgs) *ZSliceCmd
ZRangeStore(ctx context.Context, dst string, z ZRangeArgs) *IntCmd
ZRank(ctx context.Context, key, member string) *IntCmd
ZRankWithScore(ctx context.Context, key, member string) *RankWithScoreCmd
ZRem(ctx context.Context, key string, members ...interface{}) *IntCmd
ZRemRangeByRank(ctx context.Context, key string, start, stop int64) *IntCmd
ZRemRangeByScore(ctx context.Context, key, min, max string) *IntCmd
ZRemRangeByLex(ctx context.Context, key, min, max string) *IntCmd
ZRevRange(ctx context.Context, key string, start, stop int64) *StringSliceCmd
ZRevRangeWithScores(ctx context.Context, key string, start, stop int64) *ZSliceCmd
ZRevRangeByScore(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd
ZRevRangeByLex(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd
ZRevRangeByScoreWithScores(ctx context.Context, key string, opt *ZRangeBy) *ZSliceCmd
ZRevRank(ctx context.Context, key, member string) *IntCmd
ZRevRankWithScore(ctx context.Context, key, member string) *RankWithScoreCmd
ZScore(ctx context.Context, key, member string) *FloatCmd
ZUnionStore(ctx context.Context, dest string, store *ZStore) *IntCmd
ZRandMember(ctx context.Context, key string, count int) *StringSliceCmd
ZRandMemberWithScores(ctx context.Context, key string, count int) *ZSliceCmd
ZUnion(ctx context.Context, store ZStore) *StringSliceCmd
ZUnionWithScores(ctx context.Context, store ZStore) *ZSliceCmd
ZDiff(ctx context.Context, keys ...string) *StringSliceCmd
ZDiffWithScores(ctx context.Context, keys ...string) *ZSliceCmd
ZDiffStore(ctx context.Context, destination string, keys ...string) *IntCmd
PFAdd(ctx context.Context, key string, els ...interface{}) *IntCmd
PFCount(ctx context.Context, keys ...string) *IntCmd
PFMerge(ctx context.Context, dest string, keys ...string) *StatusCmd
BgRewriteAOF(ctx context.Context) *StatusCmd
BgSave(ctx context.Context) *StatusCmd
ClientKill(ctx context.Context, ipPort string) *StatusCmd
ClientKillByFilter(ctx context.Context, keys ...string) *IntCmd
ClientList(ctx context.Context) *StringCmd
ClientInfo(ctx context.Context) *ClientInfoCmd
ClientPause(ctx context.Context, dur time.Duration) *BoolCmd
ClientUnpause(ctx context.Context) *BoolCmd
ClientID(ctx context.Context) *IntCmd
ClientUnblock(ctx context.Context, id int64) *IntCmd
ClientUnblockWithError(ctx context.Context, id int64) *IntCmd
ConfigGet(ctx context.Context, parameter string) *MapStringStringCmd
ConfigResetStat(ctx context.Context) *StatusCmd
ConfigSet(ctx context.Context, parameter, value string) *StatusCmd
ConfigRewrite(ctx context.Context) *StatusCmd
DBSize(ctx context.Context) *IntCmd
FlushAll(ctx context.Context) *StatusCmd
FlushAllAsync(ctx context.Context) *StatusCmd
FlushDB(ctx context.Context) *StatusCmd
FlushDBAsync(ctx context.Context) *StatusCmd
Info(ctx context.Context, section ...string) *StringCmd
LastSave(ctx context.Context) *IntCmd
Save(ctx context.Context) *StatusCmd
Shutdown(ctx context.Context) *StatusCmd
ShutdownSave(ctx context.Context) *StatusCmd
ShutdownNoSave(ctx context.Context) *StatusCmd
SlaveOf(ctx context.Context, host, port string) *StatusCmd
SlowLogGet(ctx context.Context, num int64) *SlowLogCmd
Time(ctx context.Context) *TimeCmd
DebugObject(ctx context.Context, key string) *StringCmd
ReadOnly(ctx context.Context) *StatusCmd
ReadWrite(ctx context.Context) *StatusCmd
MemoryUsage(ctx context.Context, key string, samples ...int) *IntCmd
Eval(ctx context.Context, script string, keys []string, args ...interface{}) *Cmd
EvalSha(ctx context.Context, sha1 string, keys []string, args ...interface{}) *Cmd
EvalRO(ctx context.Context, script string, keys []string, args ...interface{}) *Cmd
EvalShaRO(ctx context.Context, sha1 string, keys []string, args ...interface{}) *Cmd
ScriptExists(ctx context.Context, hashes ...string) *BoolSliceCmd
ScriptFlush(ctx context.Context) *StatusCmd
ScriptKill(ctx context.Context) *StatusCmd
ScriptLoad(ctx context.Context, script string) *StringCmd
FunctionLoad(ctx context.Context, code string) *StringCmd
FunctionLoadReplace(ctx context.Context, code string) *StringCmd
FunctionDelete(ctx context.Context, libName string) *StringCmd
FunctionFlush(ctx context.Context) *StringCmd
FunctionKill(ctx context.Context) *StringCmd
FunctionFlushAsync(ctx context.Context) *StringCmd
FunctionList(ctx context.Context, q FunctionListQuery) *FunctionListCmd
FunctionDump(ctx context.Context) *StringCmd
FunctionRestore(ctx context.Context, libDump string) *StringCmd
FunctionStats(ctx context.Context) *FunctionStatsCmd
FCall(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd
FCallRo(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd
FCallRO(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd
Publish(ctx context.Context, channel string, message interface{}) *IntCmd
SPublish(ctx context.Context, channel string, message interface{}) *IntCmd
PubSubChannels(ctx context.Context, pattern string) *StringSliceCmd
PubSubNumSub(ctx context.Context, channels ...string) *MapStringIntCmd
PubSubNumPat(ctx context.Context) *IntCmd
PubSubShardChannels(ctx context.Context, pattern string) *StringSliceCmd
PubSubShardNumSub(ctx context.Context, channels ...string) *MapStringIntCmd
ClusterMyShardID(ctx context.Context) *StringCmd
ClusterSlots(ctx context.Context) *ClusterSlotsCmd
ClusterShards(ctx context.Context) *ClusterShardsCmd
ClusterLinks(ctx context.Context) *ClusterLinksCmd
ClusterNodes(ctx context.Context) *StringCmd
ClusterMeet(ctx context.Context, host, port string) *StatusCmd
ClusterForget(ctx context.Context, nodeID string) *StatusCmd
ClusterReplicate(ctx context.Context, nodeID string) *StatusCmd
ClusterResetSoft(ctx context.Context) *StatusCmd
ClusterResetHard(ctx context.Context) *StatusCmd
ClusterInfo(ctx context.Context) *StringCmd
ClusterKeySlot(ctx context.Context, key string) *IntCmd
ClusterGetKeysInSlot(ctx context.Context, slot int, count int) *StringSliceCmd
ClusterCountFailureReports(ctx context.Context, nodeID string) *IntCmd
ClusterCountKeysInSlot(ctx context.Context, slot int) *IntCmd
ClusterDelSlots(ctx context.Context, slots ...int) *StatusCmd
ClusterDelSlotsRange(ctx context.Context, min, max int) *StatusCmd
ClusterSaveConfig(ctx context.Context) *StatusCmd
ClusterSlaves(ctx context.Context, nodeID string) *StringSliceCmd
ClusterFailover(ctx context.Context) *StatusCmd
ClusterAddSlots(ctx context.Context, slots ...int) *StatusCmd
ClusterAddSlotsRange(ctx context.Context, min, max int) *StatusCmd
GeoAdd(ctx context.Context, key string, geoLocation ...*GeoLocation) *IntCmd
GeoPos(ctx context.Context, key string, members ...string) *GeoPosCmd
GeoRadius(ctx context.Context, key string, longitude, latitude float64, query *GeoRadiusQuery) *GeoLocationCmd
GeoRadiusStore(ctx context.Context, key string, longitude, latitude float64, query *GeoRadiusQuery) *IntCmd
GeoRadiusByMember(ctx context.Context, key, member string, query *GeoRadiusQuery) *GeoLocationCmd
GeoRadiusByMemberStore(ctx context.Context, key, member string, query *GeoRadiusQuery) *IntCmd
GeoSearch(ctx context.Context, key string, q *GeoSearchQuery) *StringSliceCmd
GeoSearchLocation(ctx context.Context, key string, q *GeoSearchLocationQuery) *GeoSearchLocationCmd
GeoSearchStore(ctx context.Context, key, store string, q *GeoSearchStoreQuery) *IntCmd
GeoDist(ctx context.Context, key string, member1, member2, unit string) *FloatCmd
GeoHash(ctx context.Context, key string, members ...string) *StringSliceCmd
ACLDryRun(ctx context.Context, username string, command ...interface{}) *StringCmd
ACLLog(ctx context.Context, count int64) *ACLLogCmd
ACLLogReset(ctx context.Context) *StatusCmd
ModuleLoadex(ctx context.Context, conf *ModuleLoadexConfig) *StringCmd
gearsCmdable
probabilisticCmdable
}
type StatefulCmdable interface {
Cmdable
Auth(ctx context.Context, password string) *StatusCmd
AuthACL(ctx context.Context, username, password string) *StatusCmd
Select(ctx context.Context, index int) *StatusCmd
SwapDB(ctx context.Context, index1, index2 int) *StatusCmd
ClientSetName(ctx context.Context, name string) *BoolCmd
Hello(ctx context.Context, ver int, username, password, clientName string) *MapStringInterfaceCmd
}
var (
_ Cmdable = (*Client)(nil)
_ Cmdable = (*Tx)(nil)
_ Cmdable = (*Ring)(nil)
_ Cmdable = (*ClusterClient)(nil)
)
type cmdable func(ctx context.Context, cmd Cmder) error
type statefulCmdable func(ctx context.Context, cmd Cmder) error
//------------------------------------------------------------------------------
func (c statefulCmdable) Auth(ctx context.Context, password string) *StatusCmd {
cmd := NewStatusCmd(ctx, "auth", password)
_ = c(ctx, cmd)
return cmd
}
// AuthACL Perform an AUTH command, using the given user and pass.
// Should be used to authenticate the current connection with one of the connections defined in the ACL list
// when connecting to a Redis 6.0 instance, or greater, that is using the Redis ACL system.
func (c statefulCmdable) AuthACL(ctx context.Context, username, password string) *StatusCmd {
cmd := NewStatusCmd(ctx, "auth", username, password)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Wait(ctx context.Context, numSlaves int, timeout time.Duration) *IntCmd {
cmd := NewIntCmd(ctx, "wait", numSlaves, int(timeout/time.Millisecond))
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
func (c statefulCmdable) Select(ctx context.Context, index int) *StatusCmd {
cmd := NewStatusCmd(ctx, "select", index)
_ = c(ctx, cmd)
return cmd
}
func (c statefulCmdable) SwapDB(ctx context.Context, index1, index2 int) *StatusCmd {
cmd := NewStatusCmd(ctx, "swapdb", index1, index2)
_ = c(ctx, cmd)
return cmd
}
// ClientSetName assigns a name to the connection.
func (c statefulCmdable) ClientSetName(ctx context.Context, name string) *BoolCmd {
cmd := NewBoolCmd(ctx, "client", "setname", name)
_ = c(ctx, cmd)
return cmd
}
// Hello Set the resp protocol used.
func (c statefulCmdable) Hello(ctx context.Context,
ver int, username, password, clientName string) *MapStringInterfaceCmd {
args := make([]interface{}, 0, 7)
args = append(args, "hello", ver)
if password != "" {
if username != "" {
args = append(args, "auth", username, password)
} else {
args = append(args, "auth", "default", password)
}
}
if clientName != "" {
args = append(args, "setname", clientName)
}
cmd := NewMapStringInterfaceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) Command(ctx context.Context) *CommandsInfoCmd {
cmd := NewCommandsInfoCmd(ctx, "command")
_ = c(ctx, cmd)
return cmd
}
// FilterBy is used for the `CommandList` command parameter.
type FilterBy struct {
Module string
ACLCat string
Pattern string
}
func (c cmdable) CommandList(ctx context.Context, filter *FilterBy) *StringSliceCmd {
args := make([]interface{}, 0, 5)
args = append(args, "command", "list")
if filter != nil {
if filter.Module != "" {
args = append(args, "filterby", "module", filter.Module)
} else if filter.ACLCat != "" {
args = append(args, "filterby", "aclcat", filter.ACLCat)
} else if filter.Pattern != "" {
args = append(args, "filterby", "pattern", filter.Pattern)
}
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) CommandGetKeys(ctx context.Context, commands ...interface{}) *StringSliceCmd {
args := make([]interface{}, 2+len(commands))
args[0] = "command"
args[1] = "getkeys"
copy(args[2:], commands)
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) CommandGetKeysAndFlags(ctx context.Context, commands ...interface{}) *KeyFlagsCmd {
args := make([]interface{}, 2+len(commands))
args[0] = "command"
args[1] = "getkeysandflags"
copy(args[2:], commands)
cmd := NewKeyFlagsCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// ClientGetName returns the name of the connection.
func (c cmdable) ClientGetName(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "client", "getname")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Echo(ctx context.Context, message interface{}) *StringCmd {
cmd := NewStringCmd(ctx, "echo", message)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Ping(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "ping")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Quit(_ context.Context) *StatusCmd {
panic("not implemented")
}
func (c cmdable) Del(ctx context.Context, keys ...string) *IntCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "del"
for i, key := range keys {
args[1+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Unlink(ctx context.Context, keys ...string) *IntCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "unlink"
for i, key := range keys {
args[1+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Dump(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "dump", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Exists(ctx context.Context, keys ...string) *IntCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "exists"
for i, key := range keys {
args[1+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Expire(ctx context.Context, key string, expiration time.Duration) *BoolCmd {
return c.expire(ctx, key, expiration, "")
}
func (c cmdable) ExpireNX(ctx context.Context, key string, expiration time.Duration) *BoolCmd {
return c.expire(ctx, key, expiration, "NX")
}
func (c cmdable) ExpireXX(ctx context.Context, key string, expiration time.Duration) *BoolCmd {
return c.expire(ctx, key, expiration, "XX")
}
func (c cmdable) ExpireGT(ctx context.Context, key string, expiration time.Duration) *BoolCmd {
return c.expire(ctx, key, expiration, "GT")
}
func (c cmdable) ExpireLT(ctx context.Context, key string, expiration time.Duration) *BoolCmd {
return c.expire(ctx, key, expiration, "LT")
}
func (c cmdable) expire(
ctx context.Context, key string, expiration time.Duration, mode string,
) *BoolCmd {
args := make([]interface{}, 3, 4)
args[0] = "expire"
args[1] = key
args[2] = formatSec(ctx, expiration)
if mode != "" {
args = append(args, mode)
}
cmd := NewBoolCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ExpireAt(ctx context.Context, key string, tm time.Time) *BoolCmd {
cmd := NewBoolCmd(ctx, "expireat", key, tm.Unix())
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ExpireTime(ctx context.Context, key string) *DurationCmd {
cmd := NewDurationCmd(ctx, time.Second, "expiretime", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Keys(ctx context.Context, pattern string) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "keys", pattern)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Migrate(ctx context.Context, host, port, key string, db int, timeout time.Duration) *StatusCmd {
cmd := NewStatusCmd(
ctx,
"migrate",
host,
port,
key,
db,
formatMs(ctx, timeout),
)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Move(ctx context.Context, key string, db int) *BoolCmd {
cmd := NewBoolCmd(ctx, "move", key, db)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ObjectRefCount(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "object", "refcount", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ObjectEncoding(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "object", "encoding", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ObjectIdleTime(ctx context.Context, key string) *DurationCmd {
cmd := NewDurationCmd(ctx, time.Second, "object", "idletime", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Persist(ctx context.Context, key string) *BoolCmd {
cmd := NewBoolCmd(ctx, "persist", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PExpire(ctx context.Context, key string, expiration time.Duration) *BoolCmd {
cmd := NewBoolCmd(ctx, "pexpire", key, formatMs(ctx, expiration))
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PExpireAt(ctx context.Context, key string, tm time.Time) *BoolCmd {
cmd := NewBoolCmd(
ctx,
"pexpireat",
key,
tm.UnixNano()/int64(time.Millisecond),
)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PExpireTime(ctx context.Context, key string) *DurationCmd {
cmd := NewDurationCmd(ctx, time.Millisecond, "pexpiretime", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PTTL(ctx context.Context, key string) *DurationCmd {
cmd := NewDurationCmd(ctx, time.Millisecond, "pttl", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RandomKey(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "randomkey")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Rename(ctx context.Context, key, newkey string) *StatusCmd {
cmd := NewStatusCmd(ctx, "rename", key, newkey)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RenameNX(ctx context.Context, key, newkey string) *BoolCmd {
cmd := NewBoolCmd(ctx, "renamenx", key, newkey)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Restore(ctx context.Context, key string, ttl time.Duration, value string) *StatusCmd {
cmd := NewStatusCmd(
ctx,
"restore",
key,
formatMs(ctx, ttl),
value,
)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RestoreReplace(ctx context.Context, key string, ttl time.Duration, value string) *StatusCmd {
cmd := NewStatusCmd(
ctx,
"restore",
key,
formatMs(ctx, ttl),
value,
"replace",
)
_ = c(ctx, cmd)
return cmd
}
type Sort struct {
By string
Offset, Count int64
Get []string
Order string
Alpha bool
}
func (sort *Sort) args(command, key string) []interface{} {
args := []interface{}{command, key}
if sort.By != "" {
args = append(args, "by", sort.By)
}
if sort.Offset != 0 || sort.Count != 0 {
args = append(args, "limit", sort.Offset, sort.Count)
}
for _, get := range sort.Get {
args = append(args, "get", get)
}
if sort.Order != "" {
args = append(args, sort.Order)
}
if sort.Alpha {
args = append(args, "alpha")
}
return args
}
func (c cmdable) SortRO(ctx context.Context, key string, sort *Sort) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, sort.args("sort_ro", key)...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Sort(ctx context.Context, key string, sort *Sort) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, sort.args("sort", key)...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SortStore(ctx context.Context, key, store string, sort *Sort) *IntCmd {
args := sort.args("sort", key)
if store != "" {
args = append(args, "store", store)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SortInterfaces(ctx context.Context, key string, sort *Sort) *SliceCmd {
cmd := NewSliceCmd(ctx, sort.args("sort", key)...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Touch(ctx context.Context, keys ...string) *IntCmd {
args := make([]interface{}, len(keys)+1)
args[0] = "touch"
for i, key := range keys {
args[i+1] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) TTL(ctx context.Context, key string) *DurationCmd {
cmd := NewDurationCmd(ctx, time.Second, "ttl", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Type(ctx context.Context, key string) *StatusCmd {
cmd := NewStatusCmd(ctx, "type", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Append(ctx context.Context, key, value string) *IntCmd {
cmd := NewIntCmd(ctx, "append", key, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Decr(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "decr", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) DecrBy(ctx context.Context, key string, decrement int64) *IntCmd {
cmd := NewIntCmd(ctx, "decrby", key, decrement)
_ = c(ctx, cmd)
return cmd
}
// Get Redis `GET key` command. It returns redis.Nil error when key does not exist.
func (c cmdable) Get(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "get", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GetRange(ctx context.Context, key string, start, end int64) *StringCmd {
cmd := NewStringCmd(ctx, "getrange", key, start, end)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GetSet(ctx context.Context, key string, value interface{}) *StringCmd {
cmd := NewStringCmd(ctx, "getset", key, value)
_ = c(ctx, cmd)
return cmd
}
// GetEx An expiration of zero removes the TTL associated with the key (i.e. GETEX key persist).
// Requires Redis >= 6.2.0.
func (c cmdable) GetEx(ctx context.Context, key string, expiration time.Duration) *StringCmd {
args := make([]interface{}, 0, 4)
args = append(args, "getex", key)
if expiration > 0 {
if usePrecise(expiration) {
args = append(args, "px", formatMs(ctx, expiration))
} else {
args = append(args, "ex", formatSec(ctx, expiration))
}
} else if expiration == 0 {
args = append(args, "persist")
}
cmd := NewStringCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// GetDel redis-server version >= 6.2.0.
func (c cmdable) GetDel(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "getdel", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Incr(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "incr", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) IncrBy(ctx context.Context, key string, value int64) *IntCmd {
cmd := NewIntCmd(ctx, "incrby", key, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) IncrByFloat(ctx context.Context, key string, value float64) *FloatCmd {
cmd := NewFloatCmd(ctx, "incrbyfloat", key, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) MGet(ctx context.Context, keys ...string) *SliceCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "mget"
for i, key := range keys {
args[1+i] = key
}
cmd := NewSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// MSet is like Set but accepts multiple values:
// - MSet("key1", "value1", "key2", "value2")
// - MSet([]string{"key1", "value1", "key2", "value2"})
// - MSet(map[string]interface{}{"key1": "value1", "key2": "value2"})
// - MSet(struct), For struct types, see HSet description.
func (c cmdable) MSet(ctx context.Context, values ...interface{}) *StatusCmd {
args := make([]interface{}, 1, 1+len(values))
args[0] = "mset"
args = appendArgs(args, values)
cmd := NewStatusCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// MSetNX is like SetNX but accepts multiple values:
// - MSetNX("key1", "value1", "key2", "value2")
// - MSetNX([]string{"key1", "value1", "key2", "value2"})
// - MSetNX(map[string]interface{}{"key1": "value1", "key2": "value2"})
// - MSetNX(struct), For struct types, see HSet description.
func (c cmdable) MSetNX(ctx context.Context, values ...interface{}) *BoolCmd {
args := make([]interface{}, 1, 1+len(values))
args[0] = "msetnx"
args = appendArgs(args, values)
cmd := NewBoolCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// Set Redis `SET key value [expiration]` command.
// Use expiration for `SETEx`-like behavior.
//
// Zero expiration means the key has no expiration time.
// KeepTTL is a Redis KEEPTTL option to keep existing TTL, it requires your redis-server version >= 6.0,
// otherwise you will receive an error: (error) ERR syntax error.
func (c cmdable) Set(ctx context.Context, key string, value interface{}, expiration time.Duration) *StatusCmd {
args := make([]interface{}, 3, 5)
args[0] = "set"
args[1] = key
args[2] = value
if expiration > 0 {
if usePrecise(expiration) {
args = append(args, "px", formatMs(ctx, expiration))
} else {
args = append(args, "ex", formatSec(ctx, expiration))
}
} else if expiration == KeepTTL {
args = append(args, "keepttl")
}
cmd := NewStatusCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// SetArgs provides arguments for the SetArgs function.
type SetArgs struct {
// Mode can be `NX` or `XX` or empty.
Mode string
// Zero `TTL` or `Expiration` means that the key has no expiration time.
TTL time.Duration
ExpireAt time.Time
// When Get is true, the command returns the old value stored at key, or nil when key did not exist.
Get bool
// KeepTTL is a Redis KEEPTTL option to keep existing TTL, it requires your redis-server version >= 6.0,
// otherwise you will receive an error: (error) ERR syntax error.
KeepTTL bool
}
// SetArgs supports all the options that the SET command supports.
// It is the alternative to the Set function when you want
// to have more control over the options.
func (c cmdable) SetArgs(ctx context.Context, key string, value interface{}, a SetArgs) *StatusCmd {
args := []interface{}{"set", key, value}
if a.KeepTTL {
args = append(args, "keepttl")
}
if !a.ExpireAt.IsZero() {
args = append(args, "exat", a.ExpireAt.Unix())
}
if a.TTL > 0 {
if usePrecise(a.TTL) {
args = append(args, "px", formatMs(ctx, a.TTL))
} else {
args = append(args, "ex", formatSec(ctx, a.TTL))
}
}
if a.Mode != "" {
args = append(args, a.Mode)
}
if a.Get {
args = append(args, "get")
}
cmd := NewStatusCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// SetEx Redis `SETEx key expiration value` command.
func (c cmdable) SetEx(ctx context.Context, key string, value interface{}, expiration time.Duration) *StatusCmd {
cmd := NewStatusCmd(ctx, "setex", key, formatSec(ctx, expiration), value)
_ = c(ctx, cmd)
return cmd
}
// SetNX Redis `SET key value [expiration] NX` command.
//
// Zero expiration means the key has no expiration time.
// KeepTTL is a Redis KEEPTTL option to keep existing TTL, it requires your redis-server version >= 6.0,
// otherwise you will receive an error: (error) ERR syntax error.
func (c cmdable) SetNX(ctx context.Context, key string, value interface{}, expiration time.Duration) *BoolCmd {
var cmd *BoolCmd
switch expiration {
case 0:
// Use old `SETNX` to support old Redis versions.
cmd = NewBoolCmd(ctx, "setnx", key, value)
case KeepTTL:
cmd = NewBoolCmd(ctx, "set", key, value, "keepttl", "nx")
default:
if usePrecise(expiration) {
cmd = NewBoolCmd(ctx, "set", key, value, "px", formatMs(ctx, expiration), "nx")
} else {
cmd = NewBoolCmd(ctx, "set", key, value, "ex", formatSec(ctx, expiration), "nx")
}
}
_ = c(ctx, cmd)
return cmd
}
// SetXX Redis `SET key value [expiration] XX` command.
//
// Zero expiration means the key has no expiration time.
// KeepTTL is a Redis KEEPTTL option to keep existing TTL, it requires your redis-server version >= 6.0,
// otherwise you will receive an error: (error) ERR syntax error.
func (c cmdable) SetXX(ctx context.Context, key string, value interface{}, expiration time.Duration) *BoolCmd {
var cmd *BoolCmd
switch expiration {
case 0:
cmd = NewBoolCmd(ctx, "set", key, value, "xx")
case KeepTTL:
cmd = NewBoolCmd(ctx, "set", key, value, "keepttl", "xx")
default:
if usePrecise(expiration) {
cmd = NewBoolCmd(ctx, "set", key, value, "px", formatMs(ctx, expiration), "xx")
} else {
cmd = NewBoolCmd(ctx, "set", key, value, "ex", formatSec(ctx, expiration), "xx")
}
}
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SetRange(ctx context.Context, key string, offset int64, value string) *IntCmd {
cmd := NewIntCmd(ctx, "setrange", key, offset, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) StrLen(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "strlen", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Copy(ctx context.Context, sourceKey, destKey string, db int, replace bool) *IntCmd {
args := []interface{}{"copy", sourceKey, destKey, "DB", db}
if replace {
args = append(args, "REPLACE")
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) GetBit(ctx context.Context, key string, offset int64) *IntCmd {
cmd := NewIntCmd(ctx, "getbit", key, offset)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SetBit(ctx context.Context, key string, offset int64, value int) *IntCmd {
cmd := NewIntCmd(
ctx,
"setbit",
key,
offset,
value,
)
_ = c(ctx, cmd)
return cmd
}
type BitCount struct {
Start, End int64
}
func (c cmdable) BitCount(ctx context.Context, key string, bitCount *BitCount) *IntCmd {
args := []interface{}{"bitcount", key}
if bitCount != nil {
args = append(
args,
bitCount.Start,
bitCount.End,
)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) bitOp(ctx context.Context, op, destKey string, keys ...string) *IntCmd {
args := make([]interface{}, 3+len(keys))
args[0] = "bitop"
args[1] = op
args[2] = destKey
for i, key := range keys {
args[3+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) BitOpAnd(ctx context.Context, destKey string, keys ...string) *IntCmd {
return c.bitOp(ctx, "and", destKey, keys...)
}
func (c cmdable) BitOpOr(ctx context.Context, destKey string, keys ...string) *IntCmd {
return c.bitOp(ctx, "or", destKey, keys...)
}
func (c cmdable) BitOpXor(ctx context.Context, destKey string, keys ...string) *IntCmd {
return c.bitOp(ctx, "xor", destKey, keys...)
}
func (c cmdable) BitOpNot(ctx context.Context, destKey string, key string) *IntCmd {
return c.bitOp(ctx, "not", destKey, key)
}
// BitPos is an API before Redis version 7.0, cmd: bitpos key bit start end
// if you need the `byte | bit` parameter, please use `BitPosSpan`.
func (c cmdable) BitPos(ctx context.Context, key string, bit int64, pos ...int64) *IntCmd {
args := make([]interface{}, 3+len(pos))
args[0] = "bitpos"
args[1] = key
args[2] = bit
switch len(pos) {
case 0:
case 1:
args[3] = pos[0]
case 2:
args[3] = pos[0]
args[4] = pos[1]
default:
panic("too many arguments")
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// BitPosSpan supports the `byte | bit` parameters in redis version 7.0,
// the bitpos command defaults to using byte type for the `start-end` range,
// which means it counts in bytes from start to end. you can set the value
// of "span" to determine the type of `start-end`.
// span = "bit", cmd: bitpos key bit start end bit
// span = "byte", cmd: bitpos key bit start end byte
func (c cmdable) BitPosSpan(ctx context.Context, key string, bit int8, start, end int64, span string) *IntCmd {
cmd := NewIntCmd(ctx, "bitpos", key, bit, start, end, span)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) BitField(ctx context.Context, key string, args ...interface{}) *IntSliceCmd {
a := make([]interface{}, 0, 2+len(args))
a = append(a, "bitfield")
a = append(a, key)
a = append(a, args...)
cmd := NewIntSliceCmd(ctx, a...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) Scan(ctx context.Context, cursor uint64, match string, count int64) *ScanCmd {
args := []interface{}{"scan", cursor}
if match != "" {
args = append(args, "match", match)
}
if count > 0 {
args = append(args, "count", count)
}
cmd := NewScanCmd(ctx, c, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ScanType(ctx context.Context, cursor uint64, match string, count int64, keyType string) *ScanCmd {
args := []interface{}{"scan", cursor}
if match != "" {
args = append(args, "match", match)
}
if count > 0 {
args = append(args, "count", count)
}
if keyType != "" {
args = append(args, "type", keyType)
}
cmd := NewScanCmd(ctx, c, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SScan(ctx context.Context, key string, cursor uint64, match string, count int64) *ScanCmd {
args := []interface{}{"sscan", key, cursor}
if match != "" {
args = append(args, "match", match)
}
if count > 0 {
args = append(args, "count", count)
}
cmd := NewScanCmd(ctx, c, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HScan(ctx context.Context, key string, cursor uint64, match string, count int64) *ScanCmd {
args := []interface{}{"hscan", key, cursor}
if match != "" {
args = append(args, "match", match)
}
if count > 0 {
args = append(args, "count", count)
}
cmd := NewScanCmd(ctx, c, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZScan(ctx context.Context, key string, cursor uint64, match string, count int64) *ScanCmd {
args := []interface{}{"zscan", key, cursor}
if match != "" {
args = append(args, "match", match)
}
if count > 0 {
args = append(args, "count", count)
}
cmd := NewScanCmd(ctx, c, args...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) HDel(ctx context.Context, key string, fields ...string) *IntCmd {
args := make([]interface{}, 2+len(fields))
args[0] = "hdel"
args[1] = key
for i, field := range fields {
args[2+i] = field
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HExists(ctx context.Context, key, field string) *BoolCmd {
cmd := NewBoolCmd(ctx, "hexists", key, field)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HGet(ctx context.Context, key, field string) *StringCmd {
cmd := NewStringCmd(ctx, "hget", key, field)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HGetAll(ctx context.Context, key string) *MapStringStringCmd {
cmd := NewMapStringStringCmd(ctx, "hgetall", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HIncrBy(ctx context.Context, key, field string, incr int64) *IntCmd {
cmd := NewIntCmd(ctx, "hincrby", key, field, incr)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HIncrByFloat(ctx context.Context, key, field string, incr float64) *FloatCmd {
cmd := NewFloatCmd(ctx, "hincrbyfloat", key, field, incr)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HKeys(ctx context.Context, key string) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "hkeys", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HLen(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "hlen", key)
_ = c(ctx, cmd)
return cmd
}
// HMGet returns the values for the specified fields in the hash stored at key.
// It returns an interface{} to distinguish between empty string and nil value.
func (c cmdable) HMGet(ctx context.Context, key string, fields ...string) *SliceCmd {
args := make([]interface{}, 2+len(fields))
args[0] = "hmget"
args[1] = key
for i, field := range fields {
args[2+i] = field
}
cmd := NewSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HSet accepts values in following formats:
//
// - HSet("myhash", "key1", "value1", "key2", "value2")
//
// - HSet("myhash", []string{"key1", "value1", "key2", "value2"})
//
// - HSet("myhash", map[string]interface{}{"key1": "value1", "key2": "value2"})
//
// Playing struct With "redis" tag.
// type MyHash struct { Key1 string `redis:"key1"`; Key2 int `redis:"key2"` }
//
// - HSet("myhash", MyHash{"value1", "value2"}) Warn: redis-server >= 4.0
//
// For struct, can be a structure pointer type, we only parse the field whose tag is redis.
// if you don't want the field to be read, you can use the `redis:"-"` flag to ignore it,
// or you don't need to set the redis tag.
// For the type of structure field, we only support simple data types:
// string, int/uint(8,16,32,64), float(32,64), time.Time(to RFC3339Nano), time.Duration(to Nanoseconds ),
// if you are other more complex or custom data types, please implement the encoding.BinaryMarshaler interface.
//
// Note that in older versions of Redis server(redis-server < 4.0), HSet only supports a single key-value pair.
// redis-docs: https://redis.io/commands/hset (Starting with Redis version 4.0.0: Accepts multiple field and value arguments.)
// If you are using a Struct type and the number of fields is greater than one,
// you will receive an error similar to "ERR wrong number of arguments", you can use HMSet as a substitute.
func (c cmdable) HSet(ctx context.Context, key string, values ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(values))
args[0] = "hset"
args[1] = key
args = appendArgs(args, values)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// HMSet is a deprecated version of HSet left for compatibility with Redis 3.
func (c cmdable) HMSet(ctx context.Context, key string, values ...interface{}) *BoolCmd {
args := make([]interface{}, 2, 2+len(values))
args[0] = "hmset"
args[1] = key
args = appendArgs(args, values)
cmd := NewBoolCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HSetNX(ctx context.Context, key, field string, value interface{}) *BoolCmd {
cmd := NewBoolCmd(ctx, "hsetnx", key, field, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) HVals(ctx context.Context, key string) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "hvals", key)
_ = c(ctx, cmd)
return cmd
}
// HRandField redis-server version >= 6.2.0.
func (c cmdable) HRandField(ctx context.Context, key string, count int) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "hrandfield", key, count)
_ = c(ctx, cmd)
return cmd
}
// HRandFieldWithValues redis-server version >= 6.2.0.
func (c cmdable) HRandFieldWithValues(ctx context.Context, key string, count int) *KeyValueSliceCmd {
cmd := NewKeyValueSliceCmd(ctx, "hrandfield", key, count, "withvalues")
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) BLPop(ctx context.Context, timeout time.Duration, keys ...string) *StringSliceCmd {
args := make([]interface{}, 1+len(keys)+1)
args[0] = "blpop"
for i, key := range keys {
args[1+i] = key
}
args[len(args)-1] = formatSec(ctx, timeout)
cmd := NewStringSliceCmd(ctx, args...)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) BLMPop(ctx context.Context, timeout time.Duration, direction string, count int64, keys ...string) *KeyValuesCmd {
args := make([]interface{}, 3+len(keys), 6+len(keys))
args[0] = "blmpop"
args[1] = formatSec(ctx, timeout)
args[2] = len(keys)
for i, key := range keys {
args[3+i] = key
}
args = append(args, strings.ToLower(direction), "count", count)
cmd := NewKeyValuesCmd(ctx, args...)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) BRPop(ctx context.Context, timeout time.Duration, keys ...string) *StringSliceCmd {
args := make([]interface{}, 1+len(keys)+1)
args[0] = "brpop"
for i, key := range keys {
args[1+i] = key
}
args[len(keys)+1] = formatSec(ctx, timeout)
cmd := NewStringSliceCmd(ctx, args...)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) BRPopLPush(ctx context.Context, source, destination string, timeout time.Duration) *StringCmd {
cmd := NewStringCmd(
ctx,
"brpoplpush",
source,
destination,
formatSec(ctx, timeout),
)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LCS(ctx context.Context, q *LCSQuery) *LCSCmd {
cmd := NewLCSCmd(ctx, q)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LIndex(ctx context.Context, key string, index int64) *StringCmd {
cmd := NewStringCmd(ctx, "lindex", key, index)
_ = c(ctx, cmd)
return cmd
}
// LMPop Pops one or more elements from the first non-empty list key from the list of provided key names.
// direction: left or right, count: > 0
// example: client.LMPop(ctx, "left", 3, "key1", "key2")
func (c cmdable) LMPop(ctx context.Context, direction string, count int64, keys ...string) *KeyValuesCmd {
args := make([]interface{}, 2+len(keys), 5+len(keys))
args[0] = "lmpop"
args[1] = len(keys)
for i, key := range keys {
args[2+i] = key
}
args = append(args, strings.ToLower(direction), "count", count)
cmd := NewKeyValuesCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LInsert(ctx context.Context, key, op string, pivot, value interface{}) *IntCmd {
cmd := NewIntCmd(ctx, "linsert", key, op, pivot, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LInsertBefore(ctx context.Context, key string, pivot, value interface{}) *IntCmd {
cmd := NewIntCmd(ctx, "linsert", key, "before", pivot, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LInsertAfter(ctx context.Context, key string, pivot, value interface{}) *IntCmd {
cmd := NewIntCmd(ctx, "linsert", key, "after", pivot, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LLen(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "llen", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LPop(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "lpop", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LPopCount(ctx context.Context, key string, count int) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "lpop", key, count)
_ = c(ctx, cmd)
return cmd
}
type LPosArgs struct {
Rank, MaxLen int64
}
func (c cmdable) LPos(ctx context.Context, key string, value string, a LPosArgs) *IntCmd {
args := []interface{}{"lpos", key, value}
if a.Rank != 0 {
args = append(args, "rank", a.Rank)
}
if a.MaxLen != 0 {
args = append(args, "maxlen", a.MaxLen)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LPosCount(ctx context.Context, key string, value string, count int64, a LPosArgs) *IntSliceCmd {
args := []interface{}{"lpos", key, value, "count", count}
if a.Rank != 0 {
args = append(args, "rank", a.Rank)
}
if a.MaxLen != 0 {
args = append(args, "maxlen", a.MaxLen)
}
cmd := NewIntSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LPush(ctx context.Context, key string, values ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(values))
args[0] = "lpush"
args[1] = key
args = appendArgs(args, values)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LPushX(ctx context.Context, key string, values ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(values))
args[0] = "lpushx"
args[1] = key
args = appendArgs(args, values)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LRange(ctx context.Context, key string, start, stop int64) *StringSliceCmd {
cmd := NewStringSliceCmd(
ctx,
"lrange",
key,
start,
stop,
)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LRem(ctx context.Context, key string, count int64, value interface{}) *IntCmd {
cmd := NewIntCmd(ctx, "lrem", key, count, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LSet(ctx context.Context, key string, index int64, value interface{}) *StatusCmd {
cmd := NewStatusCmd(ctx, "lset", key, index, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LTrim(ctx context.Context, key string, start, stop int64) *StatusCmd {
cmd := NewStatusCmd(
ctx,
"ltrim",
key,
start,
stop,
)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RPop(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "rpop", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RPopCount(ctx context.Context, key string, count int) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "rpop", key, count)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RPopLPush(ctx context.Context, source, destination string) *StringCmd {
cmd := NewStringCmd(ctx, "rpoplpush", source, destination)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RPush(ctx context.Context, key string, values ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(values))
args[0] = "rpush"
args[1] = key
args = appendArgs(args, values)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) RPushX(ctx context.Context, key string, values ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(values))
args[0] = "rpushx"
args[1] = key
args = appendArgs(args, values)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LMove(ctx context.Context, source, destination, srcpos, destpos string) *StringCmd {
cmd := NewStringCmd(ctx, "lmove", source, destination, srcpos, destpos)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) BLMove(
ctx context.Context, source, destination, srcpos, destpos string, timeout time.Duration,
) *StringCmd {
cmd := NewStringCmd(ctx, "blmove", source, destination, srcpos, destpos, formatSec(ctx, timeout))
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) SAdd(ctx context.Context, key string, members ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(members))
args[0] = "sadd"
args[1] = key
args = appendArgs(args, members)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SCard(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "scard", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SDiff(ctx context.Context, keys ...string) *StringSliceCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "sdiff"
for i, key := range keys {
args[1+i] = key
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SDiffStore(ctx context.Context, destination string, keys ...string) *IntCmd {
args := make([]interface{}, 2+len(keys))
args[0] = "sdiffstore"
args[1] = destination
for i, key := range keys {
args[2+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SInter(ctx context.Context, keys ...string) *StringSliceCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "sinter"
for i, key := range keys {
args[1+i] = key
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SInterCard(ctx context.Context, limit int64, keys ...string) *IntCmd {
args := make([]interface{}, 4+len(keys))
args[0] = "sintercard"
numkeys := int64(0)
for i, key := range keys {
args[2+i] = key
numkeys++
}
args[1] = numkeys
args[2+numkeys] = "limit"
args[3+numkeys] = limit
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SInterStore(ctx context.Context, destination string, keys ...string) *IntCmd {
args := make([]interface{}, 2+len(keys))
args[0] = "sinterstore"
args[1] = destination
for i, key := range keys {
args[2+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SIsMember(ctx context.Context, key string, member interface{}) *BoolCmd {
cmd := NewBoolCmd(ctx, "sismember", key, member)
_ = c(ctx, cmd)
return cmd
}
// SMIsMember Redis `SMISMEMBER key member [member ...]` command.
func (c cmdable) SMIsMember(ctx context.Context, key string, members ...interface{}) *BoolSliceCmd {
args := make([]interface{}, 2, 2+len(members))
args[0] = "smismember"
args[1] = key
args = appendArgs(args, members)
cmd := NewBoolSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// SMembers Redis `SMEMBERS key` command output as a slice.
func (c cmdable) SMembers(ctx context.Context, key string) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "smembers", key)
_ = c(ctx, cmd)
return cmd
}
// SMembersMap Redis `SMEMBERS key` command output as a map.
func (c cmdable) SMembersMap(ctx context.Context, key string) *StringStructMapCmd {
cmd := NewStringStructMapCmd(ctx, "smembers", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SMove(ctx context.Context, source, destination string, member interface{}) *BoolCmd {
cmd := NewBoolCmd(ctx, "smove", source, destination, member)
_ = c(ctx, cmd)
return cmd
}
// SPop Redis `SPOP key` command.
func (c cmdable) SPop(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "spop", key)
_ = c(ctx, cmd)
return cmd
}
// SPopN Redis `SPOP key count` command.
func (c cmdable) SPopN(ctx context.Context, key string, count int64) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "spop", key, count)
_ = c(ctx, cmd)
return cmd
}
// SRandMember Redis `SRANDMEMBER key` command.
func (c cmdable) SRandMember(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "srandmember", key)
_ = c(ctx, cmd)
return cmd
}
// SRandMemberN Redis `SRANDMEMBER key count` command.
func (c cmdable) SRandMemberN(ctx context.Context, key string, count int64) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "srandmember", key, count)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SRem(ctx context.Context, key string, members ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(members))
args[0] = "srem"
args[1] = key
args = appendArgs(args, members)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SUnion(ctx context.Context, keys ...string) *StringSliceCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "sunion"
for i, key := range keys {
args[1+i] = key
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SUnionStore(ctx context.Context, destination string, keys ...string) *IntCmd {
args := make([]interface{}, 2+len(keys))
args[0] = "sunionstore"
args[1] = destination
for i, key := range keys {
args[2+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
// XAddArgs accepts values in the following formats:
// - XAddArgs.Values = []interface{}{"key1", "value1", "key2", "value2"}
// - XAddArgs.Values = []string("key1", "value1", "key2", "value2")
// - XAddArgs.Values = map[string]interface{}{"key1": "value1", "key2": "value2"}
//
// Note that map will not preserve the order of key-value pairs.
// MaxLen/MaxLenApprox and MinID are in conflict, only one of them can be used.
type XAddArgs struct {
Stream string
NoMkStream bool
MaxLen int64 // MAXLEN N
MinID string
// Approx causes MaxLen and MinID to use "~" matcher (instead of "=").
Approx bool
Limit int64
ID string
Values interface{}
}
func (c cmdable) XAdd(ctx context.Context, a *XAddArgs) *StringCmd {
args := make([]interface{}, 0, 11)
args = append(args, "xadd", a.Stream)
if a.NoMkStream {
args = append(args, "nomkstream")
}
switch {
case a.MaxLen > 0:
if a.Approx {
args = append(args, "maxlen", "~", a.MaxLen)
} else {
args = append(args, "maxlen", a.MaxLen)
}
case a.MinID != "":
if a.Approx {
args = append(args, "minid", "~", a.MinID)
} else {
args = append(args, "minid", a.MinID)
}
}
if a.Limit > 0 {
args = append(args, "limit", a.Limit)
}
if a.ID != "" {
args = append(args, a.ID)
} else {
args = append(args, "*")
}
args = appendArg(args, a.Values)
cmd := NewStringCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XDel(ctx context.Context, stream string, ids ...string) *IntCmd {
args := []interface{}{"xdel", stream}
for _, id := range ids {
args = append(args, id)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XLen(ctx context.Context, stream string) *IntCmd {
cmd := NewIntCmd(ctx, "xlen", stream)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XRange(ctx context.Context, stream, start, stop string) *XMessageSliceCmd {
cmd := NewXMessageSliceCmd(ctx, "xrange", stream, start, stop)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XRangeN(ctx context.Context, stream, start, stop string, count int64) *XMessageSliceCmd {
cmd := NewXMessageSliceCmd(ctx, "xrange", stream, start, stop, "count", count)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XRevRange(ctx context.Context, stream, start, stop string) *XMessageSliceCmd {
cmd := NewXMessageSliceCmd(ctx, "xrevrange", stream, start, stop)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XRevRangeN(ctx context.Context, stream, start, stop string, count int64) *XMessageSliceCmd {
cmd := NewXMessageSliceCmd(ctx, "xrevrange", stream, start, stop, "count", count)
_ = c(ctx, cmd)
return cmd
}
type XReadArgs struct {
Streams []string // list of streams and ids, e.g. stream1 stream2 id1 id2
Count int64
Block time.Duration
}
func (c cmdable) XRead(ctx context.Context, a *XReadArgs) *XStreamSliceCmd {
args := make([]interface{}, 0, 6+len(a.Streams))
args = append(args, "xread")
keyPos := int8(1)
if a.Count > 0 {
args = append(args, "count")
args = append(args, a.Count)
keyPos += 2
}
if a.Block >= 0 {
args = append(args, "block")
args = append(args, int64(a.Block/time.Millisecond))
keyPos += 2
}
args = append(args, "streams")
keyPos++
for _, s := range a.Streams {
args = append(args, s)
}
cmd := NewXStreamSliceCmd(ctx, args...)
if a.Block >= 0 {
cmd.setReadTimeout(a.Block)
}
cmd.SetFirstKeyPos(keyPos)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XReadStreams(ctx context.Context, streams ...string) *XStreamSliceCmd {
return c.XRead(ctx, &XReadArgs{
Streams: streams,
Block: -1,
})
}
func (c cmdable) XGroupCreate(ctx context.Context, stream, group, start string) *StatusCmd {
cmd := NewStatusCmd(ctx, "xgroup", "create", stream, group, start)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XGroupCreateMkStream(ctx context.Context, stream, group, start string) *StatusCmd {
cmd := NewStatusCmd(ctx, "xgroup", "create", stream, group, start, "mkstream")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XGroupSetID(ctx context.Context, stream, group, start string) *StatusCmd {
cmd := NewStatusCmd(ctx, "xgroup", "setid", stream, group, start)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XGroupDestroy(ctx context.Context, stream, group string) *IntCmd {
cmd := NewIntCmd(ctx, "xgroup", "destroy", stream, group)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XGroupCreateConsumer(ctx context.Context, stream, group, consumer string) *IntCmd {
cmd := NewIntCmd(ctx, "xgroup", "createconsumer", stream, group, consumer)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XGroupDelConsumer(ctx context.Context, stream, group, consumer string) *IntCmd {
cmd := NewIntCmd(ctx, "xgroup", "delconsumer", stream, group, consumer)
_ = c(ctx, cmd)
return cmd
}
type XReadGroupArgs struct {
Group string
Consumer string
Streams []string // list of streams and ids, e.g. stream1 stream2 id1 id2
Count int64
Block time.Duration
NoAck bool
}
func (c cmdable) XReadGroup(ctx context.Context, a *XReadGroupArgs) *XStreamSliceCmd {
args := make([]interface{}, 0, 10+len(a.Streams))
args = append(args, "xreadgroup", "group", a.Group, a.Consumer)
keyPos := int8(4)
if a.Count > 0 {
args = append(args, "count", a.Count)
keyPos += 2
}
if a.Block >= 0 {
args = append(args, "block", int64(a.Block/time.Millisecond))
keyPos += 2
}
if a.NoAck {
args = append(args, "noack")
keyPos++
}
args = append(args, "streams")
keyPos++
for _, s := range a.Streams {
args = append(args, s)
}
cmd := NewXStreamSliceCmd(ctx, args...)
if a.Block >= 0 {
cmd.setReadTimeout(a.Block)
}
cmd.SetFirstKeyPos(keyPos)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XAck(ctx context.Context, stream, group string, ids ...string) *IntCmd {
args := []interface{}{"xack", stream, group}
for _, id := range ids {
args = append(args, id)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XPending(ctx context.Context, stream, group string) *XPendingCmd {
cmd := NewXPendingCmd(ctx, "xpending", stream, group)
_ = c(ctx, cmd)
return cmd
}
type XPendingExtArgs struct {
Stream string
Group string
Idle time.Duration
Start string
End string
Count int64
Consumer string
}
func (c cmdable) XPendingExt(ctx context.Context, a *XPendingExtArgs) *XPendingExtCmd {
args := make([]interface{}, 0, 9)
args = append(args, "xpending", a.Stream, a.Group)
if a.Idle != 0 {
args = append(args, "idle", formatMs(ctx, a.Idle))
}
args = append(args, a.Start, a.End, a.Count)
if a.Consumer != "" {
args = append(args, a.Consumer)
}
cmd := NewXPendingExtCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
type XAutoClaimArgs struct {
Stream string
Group string
MinIdle time.Duration
Start string
Count int64
Consumer string
}
func (c cmdable) XAutoClaim(ctx context.Context, a *XAutoClaimArgs) *XAutoClaimCmd {
args := xAutoClaimArgs(ctx, a)
cmd := NewXAutoClaimCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XAutoClaimJustID(ctx context.Context, a *XAutoClaimArgs) *XAutoClaimJustIDCmd {
args := xAutoClaimArgs(ctx, a)
args = append(args, "justid")
cmd := NewXAutoClaimJustIDCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func xAutoClaimArgs(ctx context.Context, a *XAutoClaimArgs) []interface{} {
args := make([]interface{}, 0, 8)
args = append(args, "xautoclaim", a.Stream, a.Group, a.Consumer, formatMs(ctx, a.MinIdle), a.Start)
if a.Count > 0 {
args = append(args, "count", a.Count)
}
return args
}
type XClaimArgs struct {
Stream string
Group string
Consumer string
MinIdle time.Duration
Messages []string
}
func (c cmdable) XClaim(ctx context.Context, a *XClaimArgs) *XMessageSliceCmd {
args := xClaimArgs(a)
cmd := NewXMessageSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XClaimJustID(ctx context.Context, a *XClaimArgs) *StringSliceCmd {
args := xClaimArgs(a)
args = append(args, "justid")
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func xClaimArgs(a *XClaimArgs) []interface{} {
args := make([]interface{}, 0, 5+len(a.Messages))
args = append(args,
"xclaim",
a.Stream,
a.Group, a.Consumer,
int64(a.MinIdle/time.Millisecond))
for _, id := range a.Messages {
args = append(args, id)
}
return args
}
// xTrim If approx is true, add the "~" parameter, otherwise it is the default "=" (redis default).
// example:
//
// XTRIM key MAXLEN/MINID threshold LIMIT limit.
// XTRIM key MAXLEN/MINID ~ threshold LIMIT limit.
//
// The redis-server version is lower than 6.2, please set limit to 0.
func (c cmdable) xTrim(
ctx context.Context, key, strategy string,
approx bool, threshold interface{}, limit int64,
) *IntCmd {
args := make([]interface{}, 0, 7)
args = append(args, "xtrim", key, strategy)
if approx {
args = append(args, "~")
}
args = append(args, threshold)
if limit > 0 {
args = append(args, "limit", limit)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// XTrimMaxLen No `~` rules are used, `limit` cannot be used.
// cmd: XTRIM key MAXLEN maxLen
func (c cmdable) XTrimMaxLen(ctx context.Context, key string, maxLen int64) *IntCmd {
return c.xTrim(ctx, key, "maxlen", false, maxLen, 0)
}
func (c cmdable) XTrimMaxLenApprox(ctx context.Context, key string, maxLen, limit int64) *IntCmd {
return c.xTrim(ctx, key, "maxlen", true, maxLen, limit)
}
func (c cmdable) XTrimMinID(ctx context.Context, key string, minID string) *IntCmd {
return c.xTrim(ctx, key, "minid", false, minID, 0)
}
func (c cmdable) XTrimMinIDApprox(ctx context.Context, key string, minID string, limit int64) *IntCmd {
return c.xTrim(ctx, key, "minid", true, minID, limit)
}
func (c cmdable) XInfoConsumers(ctx context.Context, key string, group string) *XInfoConsumersCmd {
cmd := NewXInfoConsumersCmd(ctx, key, group)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XInfoGroups(ctx context.Context, key string) *XInfoGroupsCmd {
cmd := NewXInfoGroupsCmd(ctx, key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) XInfoStream(ctx context.Context, key string) *XInfoStreamCmd {
cmd := NewXInfoStreamCmd(ctx, key)
_ = c(ctx, cmd)
return cmd
}
// XInfoStreamFull XINFO STREAM FULL [COUNT count]
// redis-server >= 6.0.
func (c cmdable) XInfoStreamFull(ctx context.Context, key string, count int) *XInfoStreamFullCmd {
args := make([]interface{}, 0, 6)
args = append(args, "xinfo", "stream", key, "full")
if count > 0 {
args = append(args, "count", count)
}
cmd := NewXInfoStreamFullCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
// Z represents sorted set member.
type Z struct {
Score float64
Member interface{}
}
// ZWithKey represents sorted set member including the name of the key where it was popped.
type ZWithKey struct {
Z
Key string
}
// ZStore is used as an arg to ZInter/ZInterStore and ZUnion/ZUnionStore.
type ZStore struct {
Keys []string
Weights []float64
// Can be SUM, MIN or MAX.
Aggregate string
}
func (z ZStore) len() (n int) {
n = len(z.Keys)
if len(z.Weights) > 0 {
n += 1 + len(z.Weights)
}
if z.Aggregate != "" {
n += 2
}
return n
}
func (z ZStore) appendArgs(args []interface{}) []interface{} {
for _, key := range z.Keys {
args = append(args, key)
}
if len(z.Weights) > 0 {
args = append(args, "weights")
for _, weights := range z.Weights {
args = append(args, weights)
}
}
if z.Aggregate != "" {
args = append(args, "aggregate", z.Aggregate)
}
return args
}
// BZPopMax Redis `BZPOPMAX key [key ...] timeout` command.
func (c cmdable) BZPopMax(ctx context.Context, timeout time.Duration, keys ...string) *ZWithKeyCmd {
args := make([]interface{}, 1+len(keys)+1)
args[0] = "bzpopmax"
for i, key := range keys {
args[1+i] = key
}
args[len(args)-1] = formatSec(ctx, timeout)
cmd := NewZWithKeyCmd(ctx, args...)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
// BZPopMin Redis `BZPOPMIN key [key ...] timeout` command.
func (c cmdable) BZPopMin(ctx context.Context, timeout time.Duration, keys ...string) *ZWithKeyCmd {
args := make([]interface{}, 1+len(keys)+1)
args[0] = "bzpopmin"
for i, key := range keys {
args[1+i] = key
}
args[len(args)-1] = formatSec(ctx, timeout)
cmd := NewZWithKeyCmd(ctx, args...)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
// BZMPop is the blocking variant of ZMPOP.
// When any of the sorted sets contains elements, this command behaves exactly like ZMPOP.
// When all sorted sets are empty, Redis will block the connection until another client adds members to one of the keys or until the timeout elapses.
// A timeout of zero can be used to block indefinitely.
// example: client.BZMPop(ctx, 0,"max", 1, "set")
func (c cmdable) BZMPop(ctx context.Context, timeout time.Duration, order string, count int64, keys ...string) *ZSliceWithKeyCmd {
args := make([]interface{}, 3+len(keys), 6+len(keys))
args[0] = "bzmpop"
args[1] = formatSec(ctx, timeout)
args[2] = len(keys)
for i, key := range keys {
args[3+i] = key
}
args = append(args, strings.ToLower(order), "count", count)
cmd := NewZSliceWithKeyCmd(ctx, args...)
cmd.setReadTimeout(timeout)
_ = c(ctx, cmd)
return cmd
}
// ZAddArgs WARN: The GT, LT and NX options are mutually exclusive.
type ZAddArgs struct {
NX bool
XX bool
LT bool
GT bool
Ch bool
Members []Z
}
func (c cmdable) zAddArgs(key string, args ZAddArgs, incr bool) []interface{} {
a := make([]interface{}, 0, 6+2*len(args.Members))
a = append(a, "zadd", key)
// The GT, LT and NX options are mutually exclusive.
if args.NX {
a = append(a, "nx")
} else {
if args.XX {
a = append(a, "xx")
}
if args.GT {
a = append(a, "gt")
} else if args.LT {
a = append(a, "lt")
}
}
if args.Ch {
a = append(a, "ch")
}
if incr {
a = append(a, "incr")
}
for _, m := range args.Members {
a = append(a, m.Score)
a = append(a, m.Member)
}
return a
}
func (c cmdable) ZAddArgs(ctx context.Context, key string, args ZAddArgs) *IntCmd {
cmd := NewIntCmd(ctx, c.zAddArgs(key, args, false)...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZAddArgsIncr(ctx context.Context, key string, args ZAddArgs) *FloatCmd {
cmd := NewFloatCmd(ctx, c.zAddArgs(key, args, true)...)
_ = c(ctx, cmd)
return cmd
}
// ZAdd Redis `ZADD key score member [score member ...]` command.
func (c cmdable) ZAdd(ctx context.Context, key string, members ...Z) *IntCmd {
return c.ZAddArgs(ctx, key, ZAddArgs{
Members: members,
})
}
// ZAddLT Redis `ZADD key LT score member [score member ...]` command.
func (c cmdable) ZAddLT(ctx context.Context, key string, members ...Z) *IntCmd {
return c.ZAddArgs(ctx, key, ZAddArgs{
LT: true,
Members: members,
})
}
// ZAddGT Redis `ZADD key GT score member [score member ...]` command.
func (c cmdable) ZAddGT(ctx context.Context, key string, members ...Z) *IntCmd {
return c.ZAddArgs(ctx, key, ZAddArgs{
GT: true,
Members: members,
})
}
// ZAddNX Redis `ZADD key NX score member [score member ...]` command.
func (c cmdable) ZAddNX(ctx context.Context, key string, members ...Z) *IntCmd {
return c.ZAddArgs(ctx, key, ZAddArgs{
NX: true,
Members: members,
})
}
// ZAddXX Redis `ZADD key XX score member [score member ...]` command.
func (c cmdable) ZAddXX(ctx context.Context, key string, members ...Z) *IntCmd {
return c.ZAddArgs(ctx, key, ZAddArgs{
XX: true,
Members: members,
})
}
func (c cmdable) ZCard(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "zcard", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZCount(ctx context.Context, key, min, max string) *IntCmd {
cmd := NewIntCmd(ctx, "zcount", key, min, max)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZLexCount(ctx context.Context, key, min, max string) *IntCmd {
cmd := NewIntCmd(ctx, "zlexcount", key, min, max)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZIncrBy(ctx context.Context, key string, increment float64, member string) *FloatCmd {
cmd := NewFloatCmd(ctx, "zincrby", key, increment, member)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZInterStore(ctx context.Context, destination string, store *ZStore) *IntCmd {
args := make([]interface{}, 0, 3+store.len())
args = append(args, "zinterstore", destination, len(store.Keys))
args = store.appendArgs(args)
cmd := NewIntCmd(ctx, args...)
cmd.SetFirstKeyPos(3)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZInter(ctx context.Context, store *ZStore) *StringSliceCmd {
args := make([]interface{}, 0, 2+store.len())
args = append(args, "zinter", len(store.Keys))
args = store.appendArgs(args)
cmd := NewStringSliceCmd(ctx, args...)
cmd.SetFirstKeyPos(2)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZInterWithScores(ctx context.Context, store *ZStore) *ZSliceCmd {
args := make([]interface{}, 0, 3+store.len())
args = append(args, "zinter", len(store.Keys))
args = store.appendArgs(args)
args = append(args, "withscores")
cmd := NewZSliceCmd(ctx, args...)
cmd.SetFirstKeyPos(2)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZInterCard(ctx context.Context, limit int64, keys ...string) *IntCmd {
args := make([]interface{}, 4+len(keys))
args[0] = "zintercard"
numkeys := int64(0)
for i, key := range keys {
args[2+i] = key
numkeys++
}
args[1] = numkeys
args[2+numkeys] = "limit"
args[3+numkeys] = limit
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// ZMPop Pops one or more elements with the highest or lowest score from the first non-empty sorted set key from the list of provided key names.
// direction: "max" (highest score) or "min" (lowest score), count: > 0
// example: client.ZMPop(ctx, "max", 5, "set1", "set2")
func (c cmdable) ZMPop(ctx context.Context, order string, count int64, keys ...string) *ZSliceWithKeyCmd {
args := make([]interface{}, 2+len(keys), 5+len(keys))
args[0] = "zmpop"
args[1] = len(keys)
for i, key := range keys {
args[2+i] = key
}
args = append(args, strings.ToLower(order), "count", count)
cmd := NewZSliceWithKeyCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZMScore(ctx context.Context, key string, members ...string) *FloatSliceCmd {
args := make([]interface{}, 2+len(members))
args[0] = "zmscore"
args[1] = key
for i, member := range members {
args[2+i] = member
}
cmd := NewFloatSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZPopMax(ctx context.Context, key string, count ...int64) *ZSliceCmd {
args := []interface{}{
"zpopmax",
key,
}
switch len(count) {
case 0:
break
case 1:
args = append(args, count[0])
default:
panic("too many arguments")
}
cmd := NewZSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZPopMin(ctx context.Context, key string, count ...int64) *ZSliceCmd {
args := []interface{}{
"zpopmin",
key,
}
switch len(count) {
case 0:
break
case 1:
args = append(args, count[0])
default:
panic("too many arguments")
}
cmd := NewZSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// ZRangeArgs is all the options of the ZRange command.
// In version> 6.2.0, you can replace the(cmd):
//
// ZREVRANGE,
// ZRANGEBYSCORE,
// ZREVRANGEBYSCORE,
// ZRANGEBYLEX,
// ZREVRANGEBYLEX.
//
// Please pay attention to your redis-server version.
//
// Rev, ByScore, ByLex and Offset+Count options require redis-server 6.2.0 and higher.
type ZRangeArgs struct {
Key string
// When the ByScore option is provided, the open interval(exclusive) can be set.
// By default, the score intervals specified by <Start> and <Stop> are closed (inclusive).
// It is similar to the deprecated(6.2.0+) ZRangeByScore command.
// For example:
// ZRangeArgs{
// Key: "example-key",
// Start: "(3",
// Stop: 8,
// ByScore: true,
// }
// cmd: "ZRange example-key (3 8 ByScore" (3 < score <= 8).
//
// For the ByLex option, it is similar to the deprecated(6.2.0+) ZRangeByLex command.
// You can set the <Start> and <Stop> options as follows:
// ZRangeArgs{
// Key: "example-key",
// Start: "[abc",
// Stop: "(def",
// ByLex: true,
// }
// cmd: "ZRange example-key [abc (def ByLex"
//
// For normal cases (ByScore==false && ByLex==false), <Start> and <Stop> should be set to the index range (int).
// You can read the documentation for more information: https://redis.io/commands/zrange
Start interface{}
Stop interface{}
// The ByScore and ByLex options are mutually exclusive.
ByScore bool
ByLex bool
Rev bool
// limit offset count.
Offset int64
Count int64
}
func (z ZRangeArgs) appendArgs(args []interface{}) []interface{} {
// For Rev+ByScore/ByLex, we need to adjust the position of <Start> and <Stop>.
if z.Rev && (z.ByScore || z.ByLex) {
args = append(args, z.Key, z.Stop, z.Start)
} else {
args = append(args, z.Key, z.Start, z.Stop)
}
if z.ByScore {
args = append(args, "byscore")
} else if z.ByLex {
args = append(args, "bylex")
}
if z.Rev {
args = append(args, "rev")
}
if z.Offset != 0 || z.Count != 0 {
args = append(args, "limit", z.Offset, z.Count)
}
return args
}
func (c cmdable) ZRangeArgs(ctx context.Context, z ZRangeArgs) *StringSliceCmd {
args := make([]interface{}, 0, 9)
args = append(args, "zrange")
args = z.appendArgs(args)
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRangeArgsWithScores(ctx context.Context, z ZRangeArgs) *ZSliceCmd {
args := make([]interface{}, 0, 10)
args = append(args, "zrange")
args = z.appendArgs(args)
args = append(args, "withscores")
cmd := NewZSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRange(ctx context.Context, key string, start, stop int64) *StringSliceCmd {
return c.ZRangeArgs(ctx, ZRangeArgs{
Key: key,
Start: start,
Stop: stop,
})
}
func (c cmdable) ZRangeWithScores(ctx context.Context, key string, start, stop int64) *ZSliceCmd {
return c.ZRangeArgsWithScores(ctx, ZRangeArgs{
Key: key,
Start: start,
Stop: stop,
})
}
type ZRangeBy struct {
Min, Max string
Offset, Count int64
}
func (c cmdable) zRangeBy(ctx context.Context, zcmd, key string, opt *ZRangeBy, withScores bool) *StringSliceCmd {
args := []interface{}{zcmd, key, opt.Min, opt.Max}
if withScores {
args = append(args, "withscores")
}
if opt.Offset != 0 || opt.Count != 0 {
args = append(
args,
"limit",
opt.Offset,
opt.Count,
)
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRangeByScore(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd {
return c.zRangeBy(ctx, "zrangebyscore", key, opt, false)
}
func (c cmdable) ZRangeByLex(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd {
return c.zRangeBy(ctx, "zrangebylex", key, opt, false)
}
func (c cmdable) ZRangeByScoreWithScores(ctx context.Context, key string, opt *ZRangeBy) *ZSliceCmd {
args := []interface{}{"zrangebyscore", key, opt.Min, opt.Max, "withscores"}
if opt.Offset != 0 || opt.Count != 0 {
args = append(
args,
"limit",
opt.Offset,
opt.Count,
)
}
cmd := NewZSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRangeStore(ctx context.Context, dst string, z ZRangeArgs) *IntCmd {
args := make([]interface{}, 0, 10)
args = append(args, "zrangestore", dst)
args = z.appendArgs(args)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRank(ctx context.Context, key, member string) *IntCmd {
cmd := NewIntCmd(ctx, "zrank", key, member)
_ = c(ctx, cmd)
return cmd
}
// ZRankWithScore according to the Redis documentation, if member does not exist
// in the sorted set or key does not exist, it will return a redis.Nil error.
func (c cmdable) ZRankWithScore(ctx context.Context, key, member string) *RankWithScoreCmd {
cmd := NewRankWithScoreCmd(ctx, "zrank", key, member, "withscore")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRem(ctx context.Context, key string, members ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(members))
args[0] = "zrem"
args[1] = key
args = appendArgs(args, members)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRemRangeByRank(ctx context.Context, key string, start, stop int64) *IntCmd {
cmd := NewIntCmd(
ctx,
"zremrangebyrank",
key,
start,
stop,
)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRemRangeByScore(ctx context.Context, key, min, max string) *IntCmd {
cmd := NewIntCmd(ctx, "zremrangebyscore", key, min, max)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRemRangeByLex(ctx context.Context, key, min, max string) *IntCmd {
cmd := NewIntCmd(ctx, "zremrangebylex", key, min, max)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRevRange(ctx context.Context, key string, start, stop int64) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "zrevrange", key, start, stop)
_ = c(ctx, cmd)
return cmd
}
// ZRevRangeWithScores according to the Redis documentation, if member does not exist
// in the sorted set or key does not exist, it will return a redis.Nil error.
func (c cmdable) ZRevRangeWithScores(ctx context.Context, key string, start, stop int64) *ZSliceCmd {
cmd := NewZSliceCmd(ctx, "zrevrange", key, start, stop, "withscores")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) zRevRangeBy(ctx context.Context, zcmd, key string, opt *ZRangeBy) *StringSliceCmd {
args := []interface{}{zcmd, key, opt.Max, opt.Min}
if opt.Offset != 0 || opt.Count != 0 {
args = append(
args,
"limit",
opt.Offset,
opt.Count,
)
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRevRangeByScore(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd {
return c.zRevRangeBy(ctx, "zrevrangebyscore", key, opt)
}
func (c cmdable) ZRevRangeByLex(ctx context.Context, key string, opt *ZRangeBy) *StringSliceCmd {
return c.zRevRangeBy(ctx, "zrevrangebylex", key, opt)
}
func (c cmdable) ZRevRangeByScoreWithScores(ctx context.Context, key string, opt *ZRangeBy) *ZSliceCmd {
args := []interface{}{"zrevrangebyscore", key, opt.Max, opt.Min, "withscores"}
if opt.Offset != 0 || opt.Count != 0 {
args = append(
args,
"limit",
opt.Offset,
opt.Count,
)
}
cmd := NewZSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRevRank(ctx context.Context, key, member string) *IntCmd {
cmd := NewIntCmd(ctx, "zrevrank", key, member)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZRevRankWithScore(ctx context.Context, key, member string) *RankWithScoreCmd {
cmd := NewRankWithScoreCmd(ctx, "zrevrank", key, member, "withscore")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZScore(ctx context.Context, key, member string) *FloatCmd {
cmd := NewFloatCmd(ctx, "zscore", key, member)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZUnion(ctx context.Context, store ZStore) *StringSliceCmd {
args := make([]interface{}, 0, 2+store.len())
args = append(args, "zunion", len(store.Keys))
args = store.appendArgs(args)
cmd := NewStringSliceCmd(ctx, args...)
cmd.SetFirstKeyPos(2)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZUnionWithScores(ctx context.Context, store ZStore) *ZSliceCmd {
args := make([]interface{}, 0, 3+store.len())
args = append(args, "zunion", len(store.Keys))
args = store.appendArgs(args)
args = append(args, "withscores")
cmd := NewZSliceCmd(ctx, args...)
cmd.SetFirstKeyPos(2)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ZUnionStore(ctx context.Context, dest string, store *ZStore) *IntCmd {
args := make([]interface{}, 0, 3+store.len())
args = append(args, "zunionstore", dest, len(store.Keys))
args = store.appendArgs(args)
cmd := NewIntCmd(ctx, args...)
cmd.SetFirstKeyPos(3)
_ = c(ctx, cmd)
return cmd
}
// ZRandMember redis-server version >= 6.2.0.
func (c cmdable) ZRandMember(ctx context.Context, key string, count int) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "zrandmember", key, count)
_ = c(ctx, cmd)
return cmd
}
// ZRandMemberWithScores redis-server version >= 6.2.0.
func (c cmdable) ZRandMemberWithScores(ctx context.Context, key string, count int) *ZSliceCmd {
cmd := NewZSliceCmd(ctx, "zrandmember", key, count, "withscores")
_ = c(ctx, cmd)
return cmd
}
// ZDiff redis-server version >= 6.2.0.
func (c cmdable) ZDiff(ctx context.Context, keys ...string) *StringSliceCmd {
args := make([]interface{}, 2+len(keys))
args[0] = "zdiff"
args[1] = len(keys)
for i, key := range keys {
args[i+2] = key
}
cmd := NewStringSliceCmd(ctx, args...)
cmd.SetFirstKeyPos(2)
_ = c(ctx, cmd)
return cmd
}
// ZDiffWithScores redis-server version >= 6.2.0.
func (c cmdable) ZDiffWithScores(ctx context.Context, keys ...string) *ZSliceCmd {
args := make([]interface{}, 3+len(keys))
args[0] = "zdiff"
args[1] = len(keys)
for i, key := range keys {
args[i+2] = key
}
args[len(keys)+2] = "withscores"
cmd := NewZSliceCmd(ctx, args...)
cmd.SetFirstKeyPos(2)
_ = c(ctx, cmd)
return cmd
}
// ZDiffStore redis-server version >=6.2.0.
func (c cmdable) ZDiffStore(ctx context.Context, destination string, keys ...string) *IntCmd {
args := make([]interface{}, 0, 3+len(keys))
args = append(args, "zdiffstore", destination, len(keys))
for _, key := range keys {
args = append(args, key)
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) PFAdd(ctx context.Context, key string, els ...interface{}) *IntCmd {
args := make([]interface{}, 2, 2+len(els))
args[0] = "pfadd"
args[1] = key
args = appendArgs(args, els)
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PFCount(ctx context.Context, keys ...string) *IntCmd {
args := make([]interface{}, 1+len(keys))
args[0] = "pfcount"
for i, key := range keys {
args[1+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PFMerge(ctx context.Context, dest string, keys ...string) *StatusCmd {
args := make([]interface{}, 2+len(keys))
args[0] = "pfmerge"
args[1] = dest
for i, key := range keys {
args[2+i] = key
}
cmd := NewStatusCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) BgRewriteAOF(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "bgrewriteaof")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) BgSave(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "bgsave")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientKill(ctx context.Context, ipPort string) *StatusCmd {
cmd := NewStatusCmd(ctx, "client", "kill", ipPort)
_ = c(ctx, cmd)
return cmd
}
// ClientKillByFilter is new style syntax, while the ClientKill is old
//
// CLIENT KILL <option> [value] ... <option> [value]
func (c cmdable) ClientKillByFilter(ctx context.Context, keys ...string) *IntCmd {
args := make([]interface{}, 2+len(keys))
args[0] = "client"
args[1] = "kill"
for i, key := range keys {
args[2+i] = key
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientList(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "client", "list")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientPause(ctx context.Context, dur time.Duration) *BoolCmd {
cmd := NewBoolCmd(ctx, "client", "pause", formatMs(ctx, dur))
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientUnpause(ctx context.Context) *BoolCmd {
cmd := NewBoolCmd(ctx, "client", "unpause")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientID(ctx context.Context) *IntCmd {
cmd := NewIntCmd(ctx, "client", "id")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientUnblock(ctx context.Context, id int64) *IntCmd {
cmd := NewIntCmd(ctx, "client", "unblock", id)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientUnblockWithError(ctx context.Context, id int64) *IntCmd {
cmd := NewIntCmd(ctx, "client", "unblock", id, "error")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClientInfo(ctx context.Context) *ClientInfoCmd {
cmd := NewClientInfoCmd(ctx, "client", "info")
_ = c(ctx, cmd)
return cmd
}
// ------------------------------------------------------------------------------------------------
func (c cmdable) ConfigGet(ctx context.Context, parameter string) *MapStringStringCmd {
cmd := NewMapStringStringCmd(ctx, "config", "get", parameter)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ConfigResetStat(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "config", "resetstat")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ConfigSet(ctx context.Context, parameter, value string) *StatusCmd {
cmd := NewStatusCmd(ctx, "config", "set", parameter, value)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ConfigRewrite(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "config", "rewrite")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) DBSize(ctx context.Context) *IntCmd {
cmd := NewIntCmd(ctx, "dbsize")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FlushAll(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "flushall")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FlushAllAsync(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "flushall", "async")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FlushDB(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "flushdb")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FlushDBAsync(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "flushdb", "async")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Info(ctx context.Context, sections ...string) *StringCmd {
args := make([]interface{}, 1+len(sections))
args[0] = "info"
for i, section := range sections {
args[i+1] = section
}
cmd := NewStringCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) LastSave(ctx context.Context) *IntCmd {
cmd := NewIntCmd(ctx, "lastsave")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Save(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "save")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) shutdown(ctx context.Context, modifier string) *StatusCmd {
var args []interface{}
if modifier == "" {
args = []interface{}{"shutdown"}
} else {
args = []interface{}{"shutdown", modifier}
}
cmd := NewStatusCmd(ctx, args...)
_ = c(ctx, cmd)
if err := cmd.Err(); err != nil {
if err == io.EOF {
// Server quit as expected.
cmd.err = nil
}
} else {
// Server did not quit. String reply contains the reason.
cmd.err = errors.New(cmd.val)
cmd.val = ""
}
return cmd
}
func (c cmdable) Shutdown(ctx context.Context) *StatusCmd {
return c.shutdown(ctx, "")
}
func (c cmdable) ShutdownSave(ctx context.Context) *StatusCmd {
return c.shutdown(ctx, "save")
}
func (c cmdable) ShutdownNoSave(ctx context.Context) *StatusCmd {
return c.shutdown(ctx, "nosave")
}
func (c cmdable) SlaveOf(ctx context.Context, host, port string) *StatusCmd {
cmd := NewStatusCmd(ctx, "slaveof", host, port)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SlowLogGet(ctx context.Context, num int64) *SlowLogCmd {
cmd := NewSlowLogCmd(context.Background(), "slowlog", "get", num)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) Sync(_ context.Context) {
panic("not implemented")
}
func (c cmdable) Time(ctx context.Context) *TimeCmd {
cmd := NewTimeCmd(ctx, "time")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) DebugObject(ctx context.Context, key string) *StringCmd {
cmd := NewStringCmd(ctx, "debug", "object", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ReadOnly(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "readonly")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ReadWrite(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "readwrite")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) MemoryUsage(ctx context.Context, key string, samples ...int) *IntCmd {
args := []interface{}{"memory", "usage", key}
if len(samples) > 0 {
if len(samples) != 1 {
panic("MemoryUsage expects single sample count")
}
args = append(args, "SAMPLES", samples[0])
}
cmd := NewIntCmd(ctx, args...)
cmd.SetFirstKeyPos(2)
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) Eval(ctx context.Context, script string, keys []string, args ...interface{}) *Cmd {
return c.eval(ctx, "eval", script, keys, args...)
}
func (c cmdable) EvalRO(ctx context.Context, script string, keys []string, args ...interface{}) *Cmd {
return c.eval(ctx, "eval_ro", script, keys, args...)
}
func (c cmdable) EvalSha(ctx context.Context, sha1 string, keys []string, args ...interface{}) *Cmd {
return c.eval(ctx, "evalsha", sha1, keys, args...)
}
func (c cmdable) EvalShaRO(ctx context.Context, sha1 string, keys []string, args ...interface{}) *Cmd {
return c.eval(ctx, "evalsha_ro", sha1, keys, args...)
}
func (c cmdable) eval(ctx context.Context, name, payload string, keys []string, args ...interface{}) *Cmd {
cmdArgs := make([]interface{}, 3+len(keys), 3+len(keys)+len(args))
cmdArgs[0] = name
cmdArgs[1] = payload
cmdArgs[2] = len(keys)
for i, key := range keys {
cmdArgs[3+i] = key
}
cmdArgs = appendArgs(cmdArgs, args)
cmd := NewCmd(ctx, cmdArgs...)
// it is possible that only args exist without a key.
// rdb.eval(ctx, eval, script, nil, arg1, arg2)
if len(keys) > 0 {
cmd.SetFirstKeyPos(3)
}
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ScriptExists(ctx context.Context, hashes ...string) *BoolSliceCmd {
args := make([]interface{}, 2+len(hashes))
args[0] = "script"
args[1] = "exists"
for i, hash := range hashes {
args[2+i] = hash
}
cmd := NewBoolSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ScriptFlush(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "script", "flush")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ScriptKill(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "script", "kill")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ScriptLoad(ctx context.Context, script string) *StringCmd {
cmd := NewStringCmd(ctx, "script", "load", script)
_ = c(ctx, cmd)
return cmd
}
// ------------------------------------------------------------------------------
// FunctionListQuery is used with FunctionList to query for Redis libraries
//
// LibraryNamePattern - Use an empty string to get all libraries.
// - Use a glob-style pattern to match multiple libraries with a matching name
// - Use a library's full name to match a single library
// WithCode - If true, it will return the code of the library
type FunctionListQuery struct {
LibraryNamePattern string
WithCode bool
}
func (c cmdable) FunctionLoad(ctx context.Context, code string) *StringCmd {
cmd := NewStringCmd(ctx, "function", "load", code)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionLoadReplace(ctx context.Context, code string) *StringCmd {
cmd := NewStringCmd(ctx, "function", "load", "replace", code)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionDelete(ctx context.Context, libName string) *StringCmd {
cmd := NewStringCmd(ctx, "function", "delete", libName)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionFlush(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "function", "flush")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionKill(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "function", "kill")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionFlushAsync(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "function", "flush", "async")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionList(ctx context.Context, q FunctionListQuery) *FunctionListCmd {
args := make([]interface{}, 2, 5)
args[0] = "function"
args[1] = "list"
if q.LibraryNamePattern != "" {
args = append(args, "libraryname", q.LibraryNamePattern)
}
if q.WithCode {
args = append(args, "withcode")
}
cmd := NewFunctionListCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionDump(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "function", "dump")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionRestore(ctx context.Context, libDump string) *StringCmd {
cmd := NewStringCmd(ctx, "function", "restore", libDump)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FunctionStats(ctx context.Context) *FunctionStatsCmd {
cmd := NewFunctionStatsCmd(ctx, "function", "stats")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) FCall(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd {
cmdArgs := fcallArgs("fcall", function, keys, args...)
cmd := NewCmd(ctx, cmdArgs...)
if len(keys) > 0 {
cmd.SetFirstKeyPos(3)
}
_ = c(ctx, cmd)
return cmd
}
// FCallRo this function simply calls FCallRO,
// Deprecated: to maintain convention FCallRO.
func (c cmdable) FCallRo(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd {
return c.FCallRO(ctx, function, keys, args...)
}
func (c cmdable) FCallRO(ctx context.Context, function string, keys []string, args ...interface{}) *Cmd {
cmdArgs := fcallArgs("fcall_ro", function, keys, args...)
cmd := NewCmd(ctx, cmdArgs...)
if len(keys) > 0 {
cmd.SetFirstKeyPos(3)
}
_ = c(ctx, cmd)
return cmd
}
func fcallArgs(command string, function string, keys []string, args ...interface{}) []interface{} {
cmdArgs := make([]interface{}, 3+len(keys), 3+len(keys)+len(args))
cmdArgs[0] = command
cmdArgs[1] = function
cmdArgs[2] = len(keys)
for i, key := range keys {
cmdArgs[3+i] = key
}
cmdArgs = append(cmdArgs, args...)
return cmdArgs
}
//------------------------------------------------------------------------------
// Publish posts the message to the channel.
func (c cmdable) Publish(ctx context.Context, channel string, message interface{}) *IntCmd {
cmd := NewIntCmd(ctx, "publish", channel, message)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) SPublish(ctx context.Context, channel string, message interface{}) *IntCmd {
cmd := NewIntCmd(ctx, "spublish", channel, message)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PubSubChannels(ctx context.Context, pattern string) *StringSliceCmd {
args := []interface{}{"pubsub", "channels"}
if pattern != "*" {
args = append(args, pattern)
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PubSubNumSub(ctx context.Context, channels ...string) *MapStringIntCmd {
args := make([]interface{}, 2+len(channels))
args[0] = "pubsub"
args[1] = "numsub"
for i, channel := range channels {
args[2+i] = channel
}
cmd := NewMapStringIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PubSubShardChannels(ctx context.Context, pattern string) *StringSliceCmd {
args := []interface{}{"pubsub", "shardchannels"}
if pattern != "*" {
args = append(args, pattern)
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PubSubShardNumSub(ctx context.Context, channels ...string) *MapStringIntCmd {
args := make([]interface{}, 2+len(channels))
args[0] = "pubsub"
args[1] = "shardnumsub"
for i, channel := range channels {
args[2+i] = channel
}
cmd := NewMapStringIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) PubSubNumPat(ctx context.Context) *IntCmd {
cmd := NewIntCmd(ctx, "pubsub", "numpat")
_ = c(ctx, cmd)
return cmd
}
//------------------------------------------------------------------------------
func (c cmdable) ClusterMyShardID(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "cluster", "myshardid")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterSlots(ctx context.Context) *ClusterSlotsCmd {
cmd := NewClusterSlotsCmd(ctx, "cluster", "slots")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterShards(ctx context.Context) *ClusterShardsCmd {
cmd := NewClusterShardsCmd(ctx, "cluster", "shards")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterLinks(ctx context.Context) *ClusterLinksCmd {
cmd := NewClusterLinksCmd(ctx, "cluster", "links")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterNodes(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "cluster", "nodes")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterMeet(ctx context.Context, host, port string) *StatusCmd {
cmd := NewStatusCmd(ctx, "cluster", "meet", host, port)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterForget(ctx context.Context, nodeID string) *StatusCmd {
cmd := NewStatusCmd(ctx, "cluster", "forget", nodeID)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterReplicate(ctx context.Context, nodeID string) *StatusCmd {
cmd := NewStatusCmd(ctx, "cluster", "replicate", nodeID)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterResetSoft(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "cluster", "reset", "soft")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterResetHard(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "cluster", "reset", "hard")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterInfo(ctx context.Context) *StringCmd {
cmd := NewStringCmd(ctx, "cluster", "info")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterKeySlot(ctx context.Context, key string) *IntCmd {
cmd := NewIntCmd(ctx, "cluster", "keyslot", key)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterGetKeysInSlot(ctx context.Context, slot int, count int) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "cluster", "getkeysinslot", slot, count)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterCountFailureReports(ctx context.Context, nodeID string) *IntCmd {
cmd := NewIntCmd(ctx, "cluster", "count-failure-reports", nodeID)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterCountKeysInSlot(ctx context.Context, slot int) *IntCmd {
cmd := NewIntCmd(ctx, "cluster", "countkeysinslot", slot)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterDelSlots(ctx context.Context, slots ...int) *StatusCmd {
args := make([]interface{}, 2+len(slots))
args[0] = "cluster"
args[1] = "delslots"
for i, slot := range slots {
args[2+i] = slot
}
cmd := NewStatusCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterDelSlotsRange(ctx context.Context, min, max int) *StatusCmd {
size := max - min + 1
slots := make([]int, size)
for i := 0; i < size; i++ {
slots[i] = min + i
}
return c.ClusterDelSlots(ctx, slots...)
}
func (c cmdable) ClusterSaveConfig(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "cluster", "saveconfig")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterSlaves(ctx context.Context, nodeID string) *StringSliceCmd {
cmd := NewStringSliceCmd(ctx, "cluster", "slaves", nodeID)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterFailover(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "cluster", "failover")
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterAddSlots(ctx context.Context, slots ...int) *StatusCmd {
args := make([]interface{}, 2+len(slots))
args[0] = "cluster"
args[1] = "addslots"
for i, num := range slots {
args[2+i] = num
}
cmd := NewStatusCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ClusterAddSlotsRange(ctx context.Context, min, max int) *StatusCmd {
size := max - min + 1
slots := make([]int, size)
for i := 0; i < size; i++ {
slots[i] = min + i
}
return c.ClusterAddSlots(ctx, slots...)
}
//------------------------------------------------------------------------------
func (c cmdable) GeoAdd(ctx context.Context, key string, geoLocation ...*GeoLocation) *IntCmd {
args := make([]interface{}, 2+3*len(geoLocation))
args[0] = "geoadd"
args[1] = key
for i, eachLoc := range geoLocation {
args[2+3*i] = eachLoc.Longitude
args[2+3*i+1] = eachLoc.Latitude
args[2+3*i+2] = eachLoc.Name
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// GeoRadius is a read-only GEORADIUS_RO command.
func (c cmdable) GeoRadius(
ctx context.Context, key string, longitude, latitude float64, query *GeoRadiusQuery,
) *GeoLocationCmd {
cmd := NewGeoLocationCmd(ctx, query, "georadius_ro", key, longitude, latitude)
if query.Store != "" || query.StoreDist != "" {
cmd.SetErr(errors.New("GeoRadius does not support Store or StoreDist"))
return cmd
}
_ = c(ctx, cmd)
return cmd
}
// GeoRadiusStore is a writing GEORADIUS command.
func (c cmdable) GeoRadiusStore(
ctx context.Context, key string, longitude, latitude float64, query *GeoRadiusQuery,
) *IntCmd {
args := geoLocationArgs(query, "georadius", key, longitude, latitude)
cmd := NewIntCmd(ctx, args...)
if query.Store == "" && query.StoreDist == "" {
cmd.SetErr(errors.New("GeoRadiusStore requires Store or StoreDist"))
return cmd
}
_ = c(ctx, cmd)
return cmd
}
// GeoRadiusByMember is a read-only GEORADIUSBYMEMBER_RO command.
func (c cmdable) GeoRadiusByMember(
ctx context.Context, key, member string, query *GeoRadiusQuery,
) *GeoLocationCmd {
cmd := NewGeoLocationCmd(ctx, query, "georadiusbymember_ro", key, member)
if query.Store != "" || query.StoreDist != "" {
cmd.SetErr(errors.New("GeoRadiusByMember does not support Store or StoreDist"))
return cmd
}
_ = c(ctx, cmd)
return cmd
}
// GeoRadiusByMemberStore is a writing GEORADIUSBYMEMBER command.
func (c cmdable) GeoRadiusByMemberStore(
ctx context.Context, key, member string, query *GeoRadiusQuery,
) *IntCmd {
args := geoLocationArgs(query, "georadiusbymember", key, member)
cmd := NewIntCmd(ctx, args...)
if query.Store == "" && query.StoreDist == "" {
cmd.SetErr(errors.New("GeoRadiusByMemberStore requires Store or StoreDist"))
return cmd
}
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GeoSearch(ctx context.Context, key string, q *GeoSearchQuery) *StringSliceCmd {
args := make([]interface{}, 0, 13)
args = append(args, "geosearch", key)
args = geoSearchArgs(q, args)
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GeoSearchLocation(
ctx context.Context, key string, q *GeoSearchLocationQuery,
) *GeoSearchLocationCmd {
args := make([]interface{}, 0, 16)
args = append(args, "geosearch", key)
args = geoSearchLocationArgs(q, args)
cmd := NewGeoSearchLocationCmd(ctx, q, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GeoSearchStore(ctx context.Context, key, store string, q *GeoSearchStoreQuery) *IntCmd {
args := make([]interface{}, 0, 15)
args = append(args, "geosearchstore", store, key)
args = geoSearchArgs(&q.GeoSearchQuery, args)
if q.StoreDist {
args = append(args, "storedist")
}
cmd := NewIntCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GeoDist(
ctx context.Context, key string, member1, member2, unit string,
) *FloatCmd {
if unit == "" {
unit = "km"
}
cmd := NewFloatCmd(ctx, "geodist", key, member1, member2, unit)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GeoHash(ctx context.Context, key string, members ...string) *StringSliceCmd {
args := make([]interface{}, 2+len(members))
args[0] = "geohash"
args[1] = key
for i, member := range members {
args[2+i] = member
}
cmd := NewStringSliceCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) GeoPos(ctx context.Context, key string, members ...string) *GeoPosCmd {
args := make([]interface{}, 2+len(members))
args[0] = "geopos"
args[1] = key
for i, member := range members {
args[2+i] = member
}
cmd := NewGeoPosCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ACLDryRun(ctx context.Context, username string, command ...interface{}) *StringCmd {
args := make([]interface{}, 0, 3+len(command))
args = append(args, "acl", "dryrun", username)
args = append(args, command...)
cmd := NewStringCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
// ModuleLoadexConfig struct is used to specify the arguments for the MODULE LOADEX command of redis.
// `MODULE LOADEX path [CONFIG name value [CONFIG name value ...]] [ARGS args [args ...]]`
type ModuleLoadexConfig struct {
Path string
Conf map[string]interface{}
Args []interface{}
}
func (c *ModuleLoadexConfig) toArgs() []interface{} {
args := make([]interface{}, 3, 3+len(c.Conf)*3+len(c.Args)*2)
args[0] = "MODULE"
args[1] = "LOADEX"
args[2] = c.Path
for k, v := range c.Conf {
args = append(args, "CONFIG", k, v)
}
for _, arg := range c.Args {
args = append(args, "ARGS", arg)
}
return args
}
// ModuleLoadex Redis `MODULE LOADEX path [CONFIG name value [CONFIG name value ...]] [ARGS args [args ...]]` command.
func (c cmdable) ModuleLoadex(ctx context.Context, conf *ModuleLoadexConfig) *StringCmd {
cmd := NewStringCmd(ctx, conf.toArgs()...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ACLLog(ctx context.Context, count int64) *ACLLogCmd {
args := make([]interface{}, 0, 3)
args = append(args, "acl", "log")
if count > 0 {
args = append(args, count)
}
cmd := NewACLLogCmd(ctx, args...)
_ = c(ctx, cmd)
return cmd
}
func (c cmdable) ACLLogReset(ctx context.Context) *StatusCmd {
cmd := NewStatusCmd(ctx, "acl", "log", "reset")
_ = c(ctx, cmd)
return cmd
}