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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,35 +1,49 @@ | ||
| package cache | ||
|
|
||
| import ( | ||
| "github.com/TensoRaws/NuxBT-Backend/module/util" | ||
| "time" | ||
|
|
||
| "github.com/TensoRaws/NuxBT-Backend/module/cache" | ||
| "github.com/TensoRaws/NuxBT-Backend/module/log" | ||
| "github.com/TensoRaws/NuxBT-Backend/module/util" | ||
| "github.com/TensoRaws/NuxBT-Backend/third_party/gin_cache" | ||
| "github.com/TensoRaws/NuxBT-Backend/third_party/gin_cache/persist" | ||
| "github.com/gin-gonic/gin" | ||
| "time" | ||
| ) | ||
|
|
||
| // Response 缓存接口响应的中间件 | ||
| func Response(redisClient *cache.Client, ttl time.Duration) gin.HandlerFunc { | ||
| return func(c *gin.Context) { | ||
| // 生成缓存键，使用请求的 URL 和方法 | ||
| cacheKey := c.Request.Method + ":" + c.Request.URL.String() | ||
|
|
||
| // 尝试从缓存中获取响应 | ||
| cachedResponse, err := redisClient.Get(cacheKey).Result() | ||
| if err == nil { | ||
| // 缓存命中，直接返回缓存的响应 | ||
| util.OKWithCache(c, cachedResponse) | ||
| log.Logger.Debug("Cache hit: " + cacheKey) | ||
| return | ||
| } | ||
| func Response(redisClient *cache.Client, ttl time.Duration, queryFilter []string) gin.HandlerFunc { | ||
| redisStore := persist.NewRedisStore(redisClient.C) | ||
|
|
||
| // 缓存未命中，调用后续的处理函数 | ||
| c.Next() | ||
|
|
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| // 调用结束后，将结果存入缓存 | ||
| result, exists := c.Get("cache") | ||
| if exists { | ||
| redisClient.Set(cacheKey, result, ttl) | ||
| } | ||
| var strategy gin_cache.Option | ||
| if queryFilter != nil { | ||
| strategy = gin_cache.WithCacheStrategyByRequest(func(c *gin.Context) (bool, gin_cache.Strategy) { | ||
| // 剔除 query 参数 | ||
| return true, gin_cache.Strategy{ | ||
| CacheKey: util.RemoveQueryParameter(c.Request.RequestURI, queryFilter...), | ||
| } | ||
| }) | ||
| } else { | ||
| strategy = gin_cache.WithCacheStrategyByRequest(func(c *gin.Context) (bool, gin_cache.Strategy) { | ||
| return true, gin_cache.Strategy{ | ||
| CacheKey: c.Request.RequestURI, | ||
| } | ||
| }) | ||
| } | ||
|
|
||
| return gin_cache.CacheByRequestURI( | ||
| redisStore, | ||
| ttl, | ||
| gin_cache.WithOnHitCache( | ||
| func(c *gin.Context) { | ||
| log.Logger.Info("Cache hit: " + c.Request.RequestURI) | ||
| }, | ||
| ), | ||
| gin_cache.WithOnMissCache( | ||
| func(c *gin.Context) { | ||
| log.Logger.Info("Cache miss, try to cache: " + c.Request.RequestURI) | ||
| }, | ||
| ), | ||
| strategy, | ||
| ) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,29 @@ | ||
| package util | ||
|
|
||
| import ( | ||
| "github.com/TensoRaws/NuxBT-Backend/module/log" | ||
| "net/url" | ||
| ) | ||
|
|
||
| // RemoveQueryParameter 从 URL 中移除一组 query 参数 | ||
| func RemoveQueryParameter(rawurl string, keys ...string) string { | ||
| u, err := url.Parse(rawurl) | ||
| if err != nil { | ||
| // 处理错误 | ||
| log.Logger.Error("failed to parse url: " + err.Error()) | ||
| return rawurl | ||
| } | ||
|
|
||
| // 获取原始的 query 参数 | ||
| query := u.Query() | ||
|
|
||
| // 删除 query 参数 | ||
| for _, key := range keys { | ||
| query.Del(key) | ||
| } | ||
|
|
||
| // 重新设置 URL 的 query 参数 | ||
| u.RawQuery = query.Encode() | ||
|
|
||
| return u.String() | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,52 @@ | ||
| package util | ||
|
|
||
| import ( | ||
| "github.com/stretchr/testify/assert" | ||
| "testing" | ||
| ) | ||
|
|
||
| func TestRemoveQueryParameter(t *testing.T) { | ||
| type args struct { | ||
| rawurl string | ||
| keys []string | ||
| } | ||
| tests := []struct { | ||
| name string | ||
| args args | ||
| want string | ||
| }{ | ||
| // TODO: Add test cases. | ||
| { | ||
| name: "case1", | ||
| args: args{rawurl: "http://127.0.0.1:7312/?a=1&b=2&c=3", keys: []string{"a", "b"}}, | ||
| want: "http://127.0.0.1:7312/?c=3", | ||
| }, | ||
| { | ||
| name: "case2", | ||
| args: args{rawurl: "https://114514.com/?a=1&b=2&c=3", keys: []string{"a", "b", "c"}}, | ||
| want: "https://114514.com/", | ||
| }, | ||
| { | ||
| name: "mock token", | ||
| args: args{rawurl: "https://114514.com/?token=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.ey&sort=top", | ||
| keys: []string{"token"}}, | ||
| want: "https://114514.com/?sort=top", | ||
| }, | ||
| { | ||
| name: "invalid query", | ||
| args: args{rawurl: "https://114514.com/?a=1&b=2&c=3", keys: []string{"d"}}, | ||
| want: "https://114514.com/?a=1&b=2&c=3", | ||
| }, | ||
| { | ||
| name: "empty query", | ||
| args: args{rawurl: "https://114514.com/?token=eyJhb", keys: []string{}}, | ||
| want: "https://114514.com/?token=eyJhb", | ||
| }, | ||
| } | ||
| for _, tt := range tests { | ||
| t.Run(tt.name, func(t *testing.T) { | ||
| assert.Equalf(t, tt.want, RemoveQueryParameter(tt.args.rawurl, tt.args.keys...), | ||
| "RemoveQueryParameter(%v, %v)", tt.args.rawurl, tt.args.keys) | ||
| }) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| # third_party |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,21 @@ | ||
| MIT License | ||
|
|
||
| Copyright (c) 2021 cyhone | ||
|
|
||
| Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| of this software and associated documentation files (the "Software"), to deal | ||
| in the Software without restriction, including without limitation the rights | ||
| to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| copies of the Software, and to permit persons to whom the Software is | ||
| furnished to do so, subject to the following conditions: | ||
|
|
||
| The above copyright notice and this permission notice shall be included in all | ||
| copies or substantial portions of the Software. | ||
|
|
||
| THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| SOFTWARE. |
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