redis rate limit

go.mod

@@ -12,6 +12,7 @@ require (
 	github.com/ethereum/go-ethereum v1.10.16 // indirect
 	github.com/go-ole/go-ole v1.2.1 // indirect
 	github.com/go-redis/redis/v8 v8.11.4 // indirect
+	github.com/go-redis/redis_rate/v9 v9.1.2 // indirect
 	github.com/go-stack/stack v1.8.0 // indirect
 	github.com/golang/protobuf v1.5.2 // indirect
 	github.com/gorilla/websocket v1.4.2 // indirect

go.sum

@@ -133,6 +133,8 @@ github.com/go-openapi/jsonpointer v0.19.5/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34
 github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
 github.com/go-redis/redis/v8 v8.11.4 h1:kHoYkfZP6+pe04aFTnhDH6GDROa5yJdHJVNxV3F46Tg=
 github.com/go-redis/redis/v8 v8.11.4/go.mod h1:2Z2wHZXdQpCDXEGzqMockDpNyYvi2l4Pxt6RJr792+w=
+github.com/go-redis/redis_rate/v9 v9.1.2 h1:H0l5VzoAtOE6ydd38j8MCq3ABlGLnvvbA1xDSVVCHgQ=
+github.com/go-redis/redis_rate/v9 v9.1.2/go.mod h1:oam2de2apSgRG8aJzwJddXbNu91Iyz1m8IKJE2vpvlQ=
 github.com/go-sourcemap/sourcemap v2.1.3+incompatible/go.mod h1:F8jJfvm2KbVjc5NqelyYJmf/v5J0dwNLS2mL4sNA1Jg=
 github.com/go-sql-driver/mysql v1.4.1/go.mod h1:zAC/RDZ24gD3HViQzih4MyKcchzm+sOG5ZlKdlhCg5w=
 github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=

originalTx.go

@@ -19,7 +19,7 @@ var originalTxsHashQueue chan *[]byte = make(chan *[]byte, 1000)
 
 var batchTxsForRedis chan *BatchTx = make(chan *BatchTx, batchTxHashSize*batchTxHashQueueSize)
 
-const batchTxSize = 5000
+const batchTxSize = 1000
 const batchTxHashSize = 100
 const batchTxHashQueueSize = 10
 

redis.go

@@ -9,6 +9,7 @@ import (
 	"github.com/golang/protobuf/proto"
 
 	"github.com/go-redis/redis/v8"
+	"github.com/go-redis/redis_rate/v9"
 )
 
 var (
@@ -17,10 +18,11 @@ var (
 
 type Job struct {
 	Client  *redis.Client
+	Limiter *redis_rate.Limiter
 	Id      int
 }
 
-func initClient(poolSize int) *redis.Client {
+func initClient(poolSize int) (*redis.Client, *redis_rate.Limiter) {
 	client := redis.NewClient(&redis.Options{
 		Addr:         "54.250.115.98:6379",
 		DialTimeout:  time.Second,
@@ -34,7 +36,8 @@ func initClient(poolSize int) *redis.Client {
 	if err := client.FlushAll(context.Background()).Err(); err != nil {
 		panic(err)
 	}
-	return client
+
+	return client, redis_rate.NewLimiter(client)
 }
 
 func Start() {
@@ -42,12 +45,12 @@ func Start() {
 	//任务channel 定义缓冲器为job数量
 	jobs := make(chan Job, jobnum)
 
-	client := initClient(10)
+	client, limiter := initClient(10)
 	//defer client.Close()
 
 	//定义每个任务执行的方法
-	jobfunc := func(client *redis.Client, id int) error {
-
+	jobfunc := func(client *redis.Client, limiter *redis_rate.Limiter, id int) error {
+		ctx := context.Background()
 		count := 0
 		for {
 			select {
@@ -58,9 +61,16 @@ func Start() {
 					return err
 				}
 
+				res, err := limiter.Allow(ctx, "txlimit", redis_rate.PerSecond(10))
+				if err != nil {
+					return err
+				}
+
+				if res.Allowed > 0 {
 					if err := client.LPush(context.Background(), "list", data).Err(); err != nil {
 						return err
 					}
+				}
 				count += 1
 				fmt.Printf("id: %d send %d txs size: %d  takes %v \n", id, count, len(data), time.Since(startTime))
 			}
@@ -70,7 +80,7 @@ func Start() {
 	//1 添加 job 到 channel
 	go func() {
 		for index := 0; index < jobnum; index++ {
-			jobs <- Job{client, index}
+			jobs <- Job{Client: client, Limiter: limiter, Id: index}
 		}
 		defer close(jobs)
 	}()
@@ -78,7 +88,7 @@ func Start() {
 	//2 并行执行 jobs
 	for j := range jobs {
 		go func(job Job) {
-			if err := jobfunc(client, j.Id); err != nil {
+			if err := jobfunc(client, limiter, j.Id); err != nil {
 				panic(err.Error())
 			}
 		}(j)

redis_test.go

+package multisend
+
+import (
+	"context"
+	"fmt"
+	"testing"
+	"time"
+
+	"github.com/go-redis/redis_rate/v9"
+)
+
+func TestRateLimit(t *testing.T) {
+
+	client, _ := initClient(10)
+
+	ctx := context.Background()
+	limiter := redis_rate.NewLimiter(client)
+
+	for i := 0; i < 10; i++ {
+		res, err := limiter.Allow(ctx, "project:123", redis_rate.PerSecond(10))
+		if err != nil {
+			panic(err)
+		}
+
+		client.Set(ctx, "key", i, time.Second*100)
+		fmt.Println("allowed", res.Allowed, "remaining", res.Remaining)
+
+	}
+
+}