feat(common): add redis cluster support

Signed-off-by: cloorc <wittcnezh@foxmail.com>

client/dtmcli/barrier_redis.go

@@ -1,15 +1,16 @@
 package dtmcli
 
 import (
+	"context"
 	"fmt"
 
 	"github.com/dtm-labs/dtm/client/dtmcli/dtmimp"
 	"github.com/dtm-labs/logger"
-	"github.com/go-redis/redis/v8"
+	"github.com/redis/go-redis/v9"
 )
 
 // RedisCheckAdjustAmount check the value of key is valid and >= amount. then adjust the amount
-func (bb *BranchBarrier) RedisCheckAdjustAmount(rd *redis.Client, key string, amount int, barrierExpire int) error {
+func (bb *BranchBarrier) RedisCheckAdjustAmount(rd redis.Cmdable, key string, amount int, barrierExpire int) error {
 	bid := bb.newBarrierID()
 	bkey1 := fmt.Sprintf("%s-%s-%s-%s", bb.Gid, bb.BranchID, bb.Op, bid)
 	originOp := map[string]string{
@@ -17,7 +18,7 @@ func (bb *BranchBarrier) RedisCheckAdjustAmount(rd *redis.Client, key string, am
 		dtmimp.OpCompensate: dtmimp.OpAction,
 	}[bb.Op]
 	bkey2 := fmt.Sprintf("%s-%s-%s-%s", bb.Gid, bb.BranchID, originOp, bid)
-	v, err := rd.Eval(rd.Context(), ` -- RedisCheckAdjustAmount
+	v, err := rd.Eval(context.Background(), ` -- RedisCheckAdjustAmount
 local v = redis.call('GET', KEYS[1])
 local e1 = redis.call('GET', KEYS[2])
 
@@ -54,9 +55,9 @@ redis.call('INCRBY', KEYS[1], ARGV[1])
 }
 
 // RedisQueryPrepared query prepared for redis
-func (bb *BranchBarrier) RedisQueryPrepared(rd *redis.Client, barrierExpire int) error {
+func (bb *BranchBarrier) RedisQueryPrepared(rd redis.Cmdable, barrierExpire int) error {
 	bkey1 := fmt.Sprintf("%s-%s-%s-%s", bb.Gid, dtmimp.MsgDoBranch0, dtmimp.MsgDoOp, dtmimp.MsgDoBarrier1)
-	v, err := rd.Eval(rd.Context(), ` -- RedisQueryPrepared
+	v, err := rd.Eval(context.Background(), ` -- RedisQueryPrepared
 local v = redis.call('GET', KEYS[1])
 if v == false then
 	redis.call('SET', KEYS[1], 'rollback', 'EX', ARGV[1])

conf.sample.yml

@@ -16,10 +16,10 @@
 #   Driver: 'boltdb' # default store engine
 
 #   Driver: 'redis'
-#   Host: 'localhost'
+#   Host: 'localhost' # host1:port1,host2:port2 for cluster connection
 #   User: ''
 #   Password: ''
-#   Port: 6379
+#   Port: 6379 # required but won't be used for cluster connection
 
 #   Driver: 'postgres'
 #   Host: 'localhost'

dtmsvr/storage/redis/redis.go

@@ -11,6 +11,7 @@ import (
 	"context"
 	"errors"
 	"fmt"
+	"strings"
 	"sync"
 	"time"
 
@@ -19,7 +20,7 @@ import (
 	"github.com/dtm-labs/dtm/dtmsvr/storage"
 	"github.com/dtm-labs/dtm/dtmutil"
 	"github.com/dtm-labs/logger"
-	"github.com/go-redis/redis/v8"
+	"github.com/redis/go-redis/v9"
 )
 
 // TODO: optimize this, it's very strange to use pointer to dtmutil.Config
@@ -506,18 +507,27 @@ redis.call('SET', KEYS[1], ARGV[1])
 }
 
 var (
-	rdb  *redis.Client
+	rdb  redis.Cmdable
 	once sync.Once
 )
 
-func redisGet() *redis.Client {
+func redisGet() redis.Cmdable {
 	once.Do(func() {
 		logger.Debugf("connecting to redis: %v", conf.Store)
-		rdb = redis.NewClient(&redis.Options{
-			Addr:     fmt.Sprintf("%s:%d", conf.Store.Host, conf.Store.Port),
-			Username: conf.Store.User,
-			Password: conf.Store.Password,
-		})
+		endpoints := strings.Split(conf.Store.Host, ",")
+		if len(endpoints) == 1 {
+			rdb = redis.NewClient(&redis.Options{
+				Addr:     fmt.Sprintf("%s:%d", conf.Store.Host, conf.Store.Port),
+				Username: conf.Store.User,
+				Password: conf.Store.Password,
+			})
+		} else {
+			rdb = redis.NewClusterClient(&redis.ClusterOptions{
+				Addrs:    endpoints,
+				Username: conf.Store.User,
+				Password: conf.Store.Password,
+			})
+		}
 	})
 	return rdb
 }

go.mod

@@ -13,7 +13,7 @@ require (
 	github.com/dtm-labs/dtmdriver-springcloud v1.2.3
 	github.com/dtm-labs/logger v0.0.2
 	github.com/gin-gonic/gin v1.9.1
-	github.com/go-redis/redis/v8 v8.11.5
+	github.com/redis/go-redis/v9 v9.5.1
 	github.com/go-resty/resty/v2 v2.7.0
 	github.com/go-sql-driver/mysql v1.7.0
 	github.com/lib/pq v1.10.7

go.sum

@@ -2110,6 +2110,8 @@ github.com/rabbitmq/amqp091-go v1.3.4/go.mod h1:ogQDLSOACsLPsIq0NpbtiifNZi2YOz0V
 github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
 github.com/rcrowley/go-metrics v0.0.0-20200313005456-10cdbea86bc0/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
 github.com/rcrowley/go-metrics v0.0.0-20201227073835-cf1acfcdf475/go.mod h1:bCqnVzQkZxMG4s8nGwiZ5l3QUCyqpo9Y+/ZMZ9VjZe4=
+github.com/redis/go-redis/v9 v9.5.1 h1:H1X4D3yHPaYrkL5X06Wh6xNVM/pX0Ft4RV0vMGvLBh8=
+github.com/redis/go-redis/v9 v9.5.1/go.mod h1:hdY0cQFCN4fnSYT6TkisLufl/4W5UIXyv0b/CLO2V2M=
 github.com/rhnvrm/simples3 v0.6.1/go.mod h1:Y+3vYm2V7Y4VijFoJHHTrja6OgPrJ2cBti8dPGkC3sA=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
 github.com/robfig/cron/v3 v3.0.1/go.mod h1:eQICP3HwyT7UooqI/z+Ov+PtYAWygg1TEWWzGIFLtro=

test/busi/base_types.go

@@ -44,7 +44,7 @@ func (*UserAccount) TableName() string {
 func GetBalanceByUID(uid int, store string) int {
 	if store == "redis" {
 		rd := RedisGet()
-		accA, err := rd.Get(rd.Context(), GetRedisAccountKey(uid)).Result()
+		accA, err := rd.Get(context.Background(), GetRedisAccountKey(uid)).Result()
 		dtmimp.E2P(err)
 		return dtmimp.MustAtoi(accA)
 	} else if store == "mongo" {

test/busi/utils.go

@@ -16,8 +16,8 @@ import (
 	"github.com/dtm-labs/dtm/dtmutil"
 	"github.com/dtm-labs/logger"
 	"github.com/gin-gonic/gin"
-	"github.com/go-redis/redis/v8"
 	"github.com/go-resty/resty/v2"
+	"github.com/redis/go-redis/v9"
 	"go.mongodb.org/mongo-driver/bson"
 	"go.mongodb.org/mongo-driver/mongo"
 	"go.mongodb.org/mongo-driver/mongo/options"
@@ -131,12 +131,12 @@ func oldWrapHandler(fn func(*gin.Context) (interface{}, error)) gin.HandlerFunc
 }
 
 var (
-	rdb  *redis.Client
+	rdb  redis.Cmdable
 	once sync.Once
 )
 
 // RedisGet 1
-func RedisGet() *redis.Client {
+func RedisGet() redis.Cmdable {
 	once.Do(func() {
 		logger.Debugf("connecting to client redis")
 		rdb = redis.NewClient(&redis.Options{
@@ -170,9 +170,9 @@ func MongoGet() *mongo.Client {
 // SetRedisBothAccount 1
 func SetRedisBothAccount(amountA int, ammountB int) {
 	rd := RedisGet()
-	_, err := rd.Set(rd.Context(), GetRedisAccountKey(TransOutUID), amountA, 0).Result()
+	_, err := rd.Set(context.Background(), GetRedisAccountKey(TransOutUID), amountA, 0).Result()
 	dtmimp.E2P(err)
-	_, err = rd.Set(rd.Context(), GetRedisAccountKey(TransInUID), ammountB, 0).Result()
+	_, err = rd.Set(context.Background(), GetRedisAccountKey(TransInUID), ammountB, 0).Result()
 	dtmimp.E2P(err)
 }