From 54a77d170aba203c50f25ad9bb4ed7a63432144f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E7=99=BD=E8=8C=B6=E6=B8=85=E6=AC=A2?= Date: Thu, 20 Jun 2024 18:32:16 +0800 Subject: [PATCH] =?UTF-8?q?redis=E6=B5=81=E6=8E=A7=20+=20=E5=8D=95?= =?UTF-8?q?=E5=85=83=E6=B5=8B=E8=AF=95?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- abstract/limit.go | 23 ++++++++---- define/limit.go | 20 ++++++++++ go.mod | 26 +++++++++++-- go.sum | 95 +++++++++++++++++++++++++++++++++-------------- redis.go | 52 ++++++++++++++++++-------- redis_test.go | 56 ++++++++++++++++++++++++++++ 6 files changed, 217 insertions(+), 55 deletions(-) create mode 100644 define/limit.go create mode 100644 redis_test.go diff --git a/abstract/limit.go b/abstract/limit.go index ce650e1..dc6ffef 100644 --- a/abstract/limit.go +++ b/abstract/limit.go @@ -7,7 +7,11 @@ // Date : 2024-06-20 11:33 package abstract -import "context" +import ( + "context" + "git.zhangdeman.cn/zhangdeman/rate_limit/define" + "github.com/redis/go-redis/v9" +) // IRateLimit 流控实现接口约束 // @@ -15,11 +19,14 @@ import "context" // // Date : 11:33 2024/6/20 type IRateLimit interface { - Second(ctx context.Context, key string, total, rate int) (bool, error) // 每秒访问次数限制 - Minute(ctx context.Context, key string, total, rate int) (bool, error) // 每分钟访问次数限制 - Hour(ctx context.Context, key string, total, rate int) (bool, error) // 每小时访问次数限制 - Day(ctx context.Context, key string, total, rate int) (bool, error) // 每天访问次数限制 - Month(ctx context.Context, key string, total, rate int) (bool, error) // 每月访问次数限制 - Year(ctx context.Context, key string, total, rate int) (bool, error) // 每年访问次数限制 - Custom(ctx context.Context, timeInfo int64, key string, total, rate int) (bool, error) // 自定义指定时间内的访问次数, timeInfo 单位 : s + // Second(ctx context.Context, key string, total, rate int) (bool, error) // 每秒访问次数限制 + // Minute(ctx context.Context, key string, total, rate int) (bool, error) // 每分钟访问次数限制 + // Hour(ctx context.Context, key string, total, rate int) (bool, error) // 每小时访问次数限制 + // Day(ctx context.Context, key string, total, rate int) (bool, error) // 每天访问次数限制 + // Month(ctx context.Context, key string, total, rate int) (bool, error) // 每月访问次数限制 + // Year(ctx context.Context, key string, total, rate int) (bool, error) // 每年访问次数限制 + // Custom(ctx context.Context, timeInfo int64, key string, total, rate int) (bool, error) // 自定义指定时间内的访问次数, timeInfo 单位 : s + SetRedisClient(client *redis.ClusterClient) // 设置redis客户端 + AllowN(ctx context.Context, limitCfg *define.LimitConfig, tokenCnt int) (bool, error) // 申请N个令牌, N >= 0 + Reset(ctx context.Context, limitCfg *define.LimitConfig) error // 重置 } diff --git a/define/limit.go b/define/limit.go new file mode 100644 index 0000000..7e9ad56 --- /dev/null +++ b/define/limit.go @@ -0,0 +1,20 @@ +// Package define ... +// +// Description : define ... +// +// Author : go_developer@163.com<白茶清欢> +// +// Date : 2024-06-20 14:36 +package define + +// LimitConfig ... +// +// Author : go_developer@163.com<白茶清欢> +// +// Date : 15:17 2024/6/20 +type LimitConfig struct { + Key string `json:"key"` // 操作的key + Total int `json:"total"` // 令牌桶大小 + Rate int `json:"rate"` // 同步速率 + TimeInterval int64 `json:"time_interval"` // 同步的时间间隔, 单位 : s +} diff --git a/go.mod b/go.mod index 67e4610..55645bb 100644 --- a/go.mod +++ b/go.mod @@ -3,11 +3,31 @@ module git.zhangdeman.cn/zhangdeman/rate_limit go 1.22.4 require ( - github.com/go-redis/redis/v8 v8.11.5 - github.com/go-redis/redis_rate/v9 v9.1.2 + git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240620102217-f11c0a8216f6 + github.com/go-redis/redis_rate/v10 v10.0.1 + github.com/redis/go-redis/v9 v9.5.3 ) require ( - github.com/cespare/xxhash/v2 v2.1.2 // indirect + git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240617073616-39e82fd033ed // indirect + git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211 // indirect + git.zhangdeman.cn/zhangdeman/op_type v0.0.0-20240122104027-4928421213c0 // indirect + git.zhangdeman.cn/zhangdeman/serialize v0.0.0-20240618035451-8d48a6bd39dd // indirect + git.zhangdeman.cn/zhangdeman/util v0.0.0-20240618042405-6ee2c904644e // indirect + git.zhangdeman.cn/zhangdeman/wrapper v0.0.0-20240612083858-8d056baada2e // indirect + github.com/BurntSushi/toml v1.4.0 // indirect + github.com/axgle/mahonia v0.0.0-20180208002826-3358181d7394 // indirect + github.com/cespare/xxhash/v2 v2.3.0 // indirect github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect + github.com/go-ini/ini v1.67.0 // indirect + github.com/mitchellh/go-homedir v1.1.0 // indirect + github.com/mozillazg/go-pinyin v0.20.0 // indirect + github.com/pkg/errors v0.9.1 // indirect + github.com/spaolacci/murmur3 v1.1.0 // indirect + github.com/tidwall/gjson v1.17.1 // indirect + github.com/tidwall/match v1.1.1 // indirect + github.com/tidwall/pretty v1.2.1 // indirect + go.uber.org/multierr v1.11.0 // indirect + go.uber.org/zap v1.27.0 // indirect + gopkg.in/yaml.v3 v3.0.1 // indirect ) diff --git a/go.sum b/go.sum index f268e97..acfdf50 100644 --- a/go.sum +++ b/go.sum @@ -1,34 +1,73 @@ -github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE= -github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240612081722-31c64d4d4ce7 h1:QR8vMXOTy0NFKdodsGKA4gTNHJMfob3yRFYMXrZj7ek= +git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240612081722-31c64d4d4ce7/go.mod h1:IXXaZkb7vGzGnGM5RRWrASAuwrVSNxuoe0DmeXx5g6k= +git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240617073616-39e82fd033ed h1:BGv+y6ZdtkxI4HeSIHun0QRrIzjLnUht0bKdyO2t6n4= +git.zhangdeman.cn/zhangdeman/consts v0.0.0-20240617073616-39e82fd033ed/go.mod h1:IXXaZkb7vGzGnGM5RRWrASAuwrVSNxuoe0DmeXx5g6k= +git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211 h1:I/wOsRpCSRkU9vo1u703slQsmK0wnNeZzsWQOGtIAG0= +git.zhangdeman.cn/zhangdeman/easymap v0.0.0-20240311030808-e2a2e6a3c211/go.mod h1:SrtvrQRdzt+8KfYzvosH++gWxo2ShPTzR1m3VQ6uX7U= +git.zhangdeman.cn/zhangdeman/op_type v0.0.0-20240122104027-4928421213c0 h1:gUDlQMuJ4xNfP2Abl1Msmpa3fASLWYkNlqDFF/6GN0Y= +git.zhangdeman.cn/zhangdeman/op_type v0.0.0-20240122104027-4928421213c0/go.mod h1:VHb9qmhaPDAQDcS6vUiDCamYjZ4R5lD1XtVsh55KsMI= +git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240620100925-63e4412d67e1 h1:sI8ON6xfATy12jNLscZnUgnr2SoRRD5eob7Rzc+d1bo= +git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240620100925-63e4412d67e1/go.mod h1:OImVgoNTw9qWxGrgrym0wtEMdx0ekaH7vJJKIgSpdEg= +git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240620102217-f11c0a8216f6 h1:2q6yC/vBhDOLLjqziqMJUSuF3bgA3wFDC/swFMOrTPU= +git.zhangdeman.cn/zhangdeman/redis v0.0.0-20240620102217-f11c0a8216f6/go.mod h1:OImVgoNTw9qWxGrgrym0wtEMdx0ekaH7vJJKIgSpdEg= +git.zhangdeman.cn/zhangdeman/serialize v0.0.0-20240325080031-1f58204e8687 h1:uQcGqdzi4UdpZlp4f4FUPeBqoygP58pEKJkmN3ROsE0= +git.zhangdeman.cn/zhangdeman/serialize 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b/redis.go index 3714ff5..038fab3 100644 --- a/redis.go +++ b/redis.go @@ -9,23 +9,16 @@ package rate_limit import ( "context" - "git.zhangdeman.cn/zhangdeman/rate_limit/abstract" + "git.zhangdeman.cn/zhangdeman/rate_limit/define" + "github.com/go-redis/redis_rate/v10" + redisInstance "github.com/redis/go-redis/v9" + "sync" "time" - - redisInstance "github.com/go-redis/redis/v8" - "github.com/go-redis/redis_rate/v9" ) -// NewRedis redis流控实例 -// -// Author : go_developer@163.com<白茶清欢> -// -// Date : 11:43 2024/6/20 -func NewRedis(redisClient *redisInstance.Client) abstract.IRateLimit { - return &Redis{ - limiter: redis_rate.NewLimiter(redisClient), - } -} +var ( + RedisClient = &Redis{} +) // Redis ... // @@ -33,10 +26,36 @@ func NewRedis(redisClient *redisInstance.Client) abstract.IRateLimit { // // Date : 11:44 2024/6/20 type Redis struct { - limiter *redis_rate.Limiter // limiter 限流实例 + limiter *redis_rate.Limiter // limiter 限流实例 + redisClient *redisInstance.ClusterClient // redis 客户端实例 + lock *sync.RWMutex } -func (r *Redis) Second(ctx context.Context, key string, total, rate int) (bool, error) { +func (r *Redis) SetRedisClient(client *redisInstance.ClusterClient) { + r.redisClient = client + r.limiter = redis_rate.NewLimiter(r.redisClient) +} + +func (r *Redis) AllowN(ctx context.Context, limitCfg *define.LimitConfig, tokenCnt int) (bool, error) { + if limitCfg.Total <= 0 || limitCfg.Rate <= 0 { + return true, nil + } + res, err := r.limiter.AllowN(ctx, limitCfg.Key, redis_rate.Limit{ + Rate: limitCfg.Rate, + Period: time.Duration(limitCfg.TimeInterval) * time.Second, + Burst: limitCfg.Total, + }, tokenCnt) + if nil != err { + return false, err + } + return res.Allowed > 0, nil +} + +func (r *Redis) Reset(ctx context.Context, limitCfg *define.LimitConfig) error { + return r.limiter.Reset(ctx, limitCfg.Key) +} + +/*func (r *Redis) Second(ctx context.Context, key string, total, rate int) (bool, error) { if total <= 0 || rate <= 0 { return true, nil } @@ -128,3 +147,4 @@ func (r *Redis) Custom(ctx context.Context, timeInfo int64, key string, total, r } return res.Allowed > 0, nil } +*/ diff --git a/redis_test.go b/redis_test.go new file mode 100644 index 0000000..c0b1e9e --- /dev/null +++ b/redis_test.go @@ -0,0 +1,56 @@ +// Package rate_limit ... +// +// Description : rate_limit ... +// +// Author : go_developer@163.com<白茶清欢> +// +// Date : 2024-06-20 18:01 +package rate_limit + +import ( + "context" + "fmt" + "git.zhangdeman.cn/zhangdeman/rate_limit/define" + wrapRedis "git.zhangdeman.cn/zhangdeman/redis" + wrapRedisDefine "git.zhangdeman.cn/zhangdeman/redis/define" + "testing" +) + +func TestRedis_AllowN(t *testing.T) { + _ = wrapRedis.Client.AddClient("test_rate_limit", &wrapRedisDefine.ClusterOptions{ + Addrs: []string{"127.0.0.1:6379"}, + ClientName: "", + MaxRedirects: 0, + ReadOnly: false, + RouteByLatency: false, + RouteRandomly: false, + Protocol: 0, + Username: "", + Password: "123456", + MaxRetries: 0, + MinRetryBackoff: 0, + MaxRetryBackoff: 0, + DialTimeout: 0, + ReadTimeout: 0, + WriteTimeout: 0, + ContextTimeoutEnabled: false, + PoolFIFO: false, + PoolSize: 0, + PoolTimeout: 0, + MinIdleConn: 0, + MaxIdleConn: 0, + MaxActiveConn: 0, + ConnMaxIdleTime: 0, + ConnMaxLifetime: 0, + DisableIdentity: false, + IdentitySuffix: "", + }) + RedisClient.SetRedisClient(wrapRedis.Client.GetRealClient("test_rate_limit")) + allow, err := RedisClient.AllowN(context.Background(), &define.LimitConfig{ + Key: "deman", + Total: 600, + Rate: 10, + TimeInterval: 60, + }, 8) + fmt.Println(allow, err) +}