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yangyile
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| package utils | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| "github.com/yyle88/neatjson/neatjsons" | ||
| ) | ||
|
|
||
| func TestMpKB(t *testing.T) { | ||
| t.Log(neatjsons.S(MpKB([]string{"a", "b", "c"}))) | ||
| } | ||
|
|
||
| func TestSample(t *testing.T) { | ||
| t.Log(neatjsons.S(Sample([]string{"a", "b", "c"}))) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| package slowkratoshandle | ||
|
|
||
| import ( | ||
| "context" | ||
| "time" | ||
|
|
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| "github.com/go-kratos/kratos/v2/log" | ||
| "github.com/go-kratos/kratos/v2/middleware" | ||
| "github.com/go-kratos/kratos/v2/middleware/selector" | ||
| "github.com/orzkratos/authkratos/authkratospath" | ||
| "github.com/orzkratos/authkratos/internal/utils" | ||
| ) | ||
|
|
||
| type SlowFastConfig struct { | ||
| fastTimeoutGap time.Duration //快速超时的时间 | ||
| fastOperations []authkratospath.Path | ||
| slowOperations []authkratospath.Path | ||
| } | ||
|
|
||
| func NewSlowFastConfig( | ||
| fastTimeoutGap time.Duration, | ||
| fastOperations authkratospath.Paths, | ||
| slowOperations authkratospath.Paths, | ||
| ) *SlowFastConfig { | ||
| return &SlowFastConfig{ | ||
| fastTimeoutGap: fastTimeoutGap, | ||
| fastOperations: fastOperations, | ||
| slowOperations: slowOperations, | ||
| } | ||
| } | ||
|
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| // NewMiddleware 有时接口分为快速返回和耗时返回两种，我们可以单独设置它们的timeout时间，否则假如把超时都设置为10分钟，则某些小接口卡住时也不行 | ||
| func NewMiddleware(cfg *SlowFastConfig, LOGGER log.Logger) middleware.Middleware { | ||
| LOG := log.NewHelper(LOGGER) | ||
| LOG.Infof( | ||
| "new slow_fast middleware slow=%v fast=%v fast_timeout=%v", | ||
| len(cfg.slowOperations), | ||
| len(cfg.fastOperations), | ||
| cfg.fastTimeoutGap, | ||
| ) | ||
|
|
||
| return selector.Server(middlewareFunc(cfg)).Match(matchFunc(cfg, LOGGER)).Build() | ||
| } | ||
|
|
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| func matchFunc(cfg *SlowFastConfig, LOGGER log.Logger) selector.MatchFunc { | ||
| LOG := log.NewHelper(LOGGER) | ||
| qMap := utils.MpKB(cfg.fastOperations) | ||
| sMap := utils.MpKB(cfg.slowOperations) | ||
| return func(ctx context.Context, operation string) bool { | ||
| path := authkratospath.New(operation) | ||
| if qMap[path] { | ||
| LOG.Debugf("operation=%s slow_fast_middleware [fast]", operation) | ||
| return true | ||
| } else if sMap[path] { | ||
| LOG.Debugf("operation=%s slow_fast_middleware [slow]", operation) | ||
| return false | ||
| } else { | ||
| LOG.Debugf("operation=%s slow_fast_middleware [soon]", operation) | ||
| return true | ||
| } | ||
| } | ||
| } | ||
|
|
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| func middlewareFunc(cfg *SlowFastConfig) middleware.Middleware { | ||
| return func(handleFunc middleware.Handler) middleware.Handler { | ||
| return func(ctx context.Context, req interface{}) (interface{}, error) { | ||
| //设置新超时时间，因此需要外面的超时时间更长些，选择部分接口设置快速超时 | ||
| ctx, can := context.WithTimeout(ctx, cfg.fastTimeoutGap) | ||
| defer can() | ||
| return handleFunc(ctx, req) | ||
| } | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| package slowkratoshandle | ||
|
|
||
| import ( | ||
| "testing" | ||
| ) | ||
|
|
||
| func TestMain(m *testing.M) { | ||
| m.Run() | ||
| } |