/
exmaple_ratelimit.go
44 lines (38 loc) · 1022 Bytes
/
exmaple_ratelimit.go
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package main
import (
"fmt"
"os"
"time"
"github.com/go-redis/redis"
"github.com/vearne/ratelimit"
)
func main() {
redisAddr := os.Getenv("REDIS_HOST") + ":" + os.Getenv("REDIS_PORT")
fmt.Println("REDIS=", redisAddr)
now := time.Now()
client := redis.NewClient(&redis.Options{
Addr: redisAddr,
Password: "",
DB: 0,
})
client.Ping()
fmt.Println("Connect.Since=", time.Since(now))
now = time.Now()
// 10 operations per second
var throughput int = 10
var alg int = ratelimit.TokenBucketAlg // ratelimit.CounterAlg
// func NewRedisRateLimiter(client *redis.Client, key string, duration time.Duration, throughput int, batchSize int, alg int) (*RedisRateLimiter, error)
limiter, _ := ratelimit.NewRedisRateLimiter(client,
"project:123",
1*time.Second,
throughput,
10,
alg,
)
for i := 0; i < 100; i++ {
res := limiter.Take()
fmt.Println(time.Now().Format("15:04:05.999"), "limiter=", res)
time.Sleep(10 * time.Millisecond)
}
fmt.Println("End.Since=", time.Since(now))
}