添加redis/内存流控实现 #1
25
abstract/limit.go
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25
abstract/limit.go
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@ -0,0 +1,25 @@
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// Package abstract ...
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//
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// Description : abstract ...
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 2024-06-20 11:33
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package abstract
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import "context"
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// IRateLimit 流控实现接口约束
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 11:33 2024/6/20
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type IRateLimit interface {
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Second(ctx context.Context, key string, total, rate int) (bool, error) // 每秒访问次数限制
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Minute(ctx context.Context, key string, total, rate int) (bool, error) // 每分钟访问次数限制
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Hour(ctx context.Context, key string, total, rate int) (bool, error) // 每小时访问次数限制
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Day(ctx context.Context, key string, total, rate int) (bool, error) // 每天访问次数限制
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Month(ctx context.Context, key string, total, rate int) (bool, error) // 每月访问次数限制
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Year(ctx context.Context, key string, total, rate int) (bool, error) // 每年访问次数限制
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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
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}
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10
go.mod
10
go.mod
@ -1,3 +1,13 @@
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module git.zhangdeman.cn/zhangdeman/rate_limit
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go 1.22.4
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require (
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github.com/go-redis/redis/v8 v8.11.5
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github.com/go-redis/redis_rate/v9 v9.1.2
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)
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require (
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github.com/cespare/xxhash/v2 v2.1.2 // indirect
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github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f // indirect
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)
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34
go.sum
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34
go.sum
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github.com/cespare/xxhash/v2 v2.1.2 h1:YRXhKfTDauu4ajMg1TPgFO5jnlC2HCbmLXMcTG5cbYE=
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github.com/cespare/xxhash/v2 v2.1.2/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f h1:lO4WD4F/rVNCu3HqELle0jiPLLBs70cWOduZpkS1E78=
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github.com/dgryski/go-rendezvous v0.0.0-20200823014737-9f7001d12a5f/go.mod h1:cuUVRXasLTGF7a8hSLbxyZXjz+1KgoB3wDUb6vlszIc=
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github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
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github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
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github.com/go-redis/redis/v8 v8.11.5 h1:AcZZR7igkdvfVmQTPnu9WE37LRrO/YrBH5zWyjDC0oI=
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github.com/go-redis/redis/v8 v8.11.5/go.mod h1:gREzHqY1hg6oD9ngVRbLStwAWKhA0FEgq8Jd4h5lpwo=
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github.com/go-redis/redis_rate/v9 v9.1.2 h1:H0l5VzoAtOE6ydd38j8MCq3ABlGLnvvbA1xDSVVCHgQ=
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github.com/go-redis/redis_rate/v9 v9.1.2/go.mod h1:oam2de2apSgRG8aJzwJddXbNu91Iyz1m8IKJE2vpvlQ=
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github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
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github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
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github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
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github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU=
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github.com/onsi/gomega v1.18.1 h1:M1GfJqGRrBrrGGsbxzV5dqM2U2ApXefZCQpkukxYRLE=
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github.com/onsi/gomega v1.18.1/go.mod h1:0q+aL8jAiMXy9hbwj2mr5GziHiwhAIQpFmmtT5hitRs=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
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github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
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golang.org/x/net v0.0.0-20210428140749-89ef3d95e781 h1:DzZ89McO9/gWPsQXS/FVKAlG02ZjaQ6AlZRBimEYOd0=
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golang.org/x/net v0.0.0-20210428140749-89ef3d95e781/go.mod h1:OJAsFXCWl8Ukc7SiCT/9KSuxbyM7479/AVlXFRxuMCk=
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golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e h1:fLOSk5Q00efkSvAm+4xcoXD+RRmLmmulPn5I3Y9F2EM=
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golang.org/x/sys v0.0.0-20211216021012-1d35b9e2eb4e/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
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golang.org/x/text v0.3.6 h1:aRYxNxv6iGQlyVaZmk6ZgYEDa+Jg18DxebPSrd6bg1M=
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golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
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gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
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gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
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gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
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gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
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gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
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130
redis.go
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130
redis.go
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@ -0,0 +1,130 @@
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// Package rate_limit ...
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//
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// Description : rate_limit ...
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 2023-03-09 11:31
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package rate_limit
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import (
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"context"
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"git.zhangdeman.cn/zhangdeman/rate_limit/abstract"
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"time"
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redisInstance "github.com/go-redis/redis/v8"
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"github.com/go-redis/redis_rate/v9"
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)
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// NewRedis redis流控实例
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 11:43 2024/6/20
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func NewRedis(redisClient *redisInstance.Client) abstract.IRateLimit {
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return &Redis{
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limiter: redis_rate.NewLimiter(redisClient),
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}
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}
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// Redis ...
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//
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// Author : go_developer@163.com<白茶清欢>
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//
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// Date : 11:44 2024/6/20
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type Redis struct {
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limiter *redis_rate.Limiter // limiter 限流实例
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}
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func (r *Redis) Second(ctx context.Context, key string, total, rate int) (bool, error) {
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if total <= 0 || rate <= 0 {
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return true, nil
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}
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res, err := r.limiter.AllowN(ctx, key, redis_rate.PerSecond(total), rate)
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if nil != err {
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return false, err
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}
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return res.Allowed > 0, nil
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}
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func (r *Redis) Minute(ctx context.Context, key string, total, rate int) (bool, error) {
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if total <= 0 || rate <= 0 {
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return true, nil
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}
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res, err := r.limiter.AllowN(ctx, key, redis_rate.PerMinute(total), rate)
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if nil != err {
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return false, err
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}
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return res.Allowed > 0, nil
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}
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func (r *Redis) Hour(ctx context.Context, key string, total, rate int) (bool, error) {
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if total <= 0 || rate <= 0 {
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return true, nil
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}
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res, err := r.limiter.AllowN(ctx, key, redis_rate.PerHour(total), rate)
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if nil != err {
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return false, err
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}
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return res.Allowed > 0, nil
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}
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func (r *Redis) Day(ctx context.Context, key string, total, rate int) (bool, error) {
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if total <= 0 || rate <= 0 {
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return true, nil
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}
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res, err := r.limiter.AllowN(ctx, key, redis_rate.Limit{
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Rate: rate,
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Period: 24 * time.Hour,
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Burst: total,
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}, rate)
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if nil != err {
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return false, err
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}
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return res.Allowed > 0, nil
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}
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func (r *Redis) Month(ctx context.Context, key string, total, rate int) (bool, error) {
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if total <= 0 || rate <= 0 {
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return true, nil
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}
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res, err := r.limiter.AllowN(ctx, key, redis_rate.Limit{
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Rate: rate,
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Period: 24 * 30 * time.Hour,
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Burst: total,
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}, rate)
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if nil != err {
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return false, err
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}
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return res.Allowed > 0, nil
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}
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func (r *Redis) Year(ctx context.Context, key string, total, rate int) (bool, error) {
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if total <= 0 || rate <= 0 {
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return true, nil
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}
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res, err := r.limiter.AllowN(ctx, key, redis_rate.Limit{
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Rate: rate,
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Period: 24 * 30 * 365 * time.Hour,
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Burst: total,
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}, rate)
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if nil != err {
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return false, err
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}
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return res.Allowed > 0, nil
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}
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func (r *Redis) Custom(ctx context.Context, timeInfo int64, key string, total, rate int) (bool, error) {
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if total <= 0 || rate <= 0 {
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return true, nil
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}
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res, err := r.limiter.AllowN(ctx, key, redis_rate.Limit{
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Rate: rate,
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Period: time.Duration(timeInfo) * time.Second,
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Burst: total,
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}, rate)
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if nil != err {
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return false, err
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}
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return res.Allowed > 0, nil
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}
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