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Merge commit 'f3149d540bade35e3a1501354113097b2c9644f0' into HEAD
feature/update-route-registration
Merge commit 'f3149d540bade35e3a1501354113097b2c9644f0' into HEAD
feature/update-route-registration
Jenkins
3 years ago
committed by
Fabian Vowie
Fabian Vowie
No known key found for this signature in database
GPG Key ID: C27317C33B27C410
9 changed files with 158 additions and 7 deletions
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3go.mod
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21go.sum
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10main.go
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2middlewares/authorization.go
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2middlewares/authorization_test.go
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43middlewares/ratelimiter.go
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64middlewares/ratelimiter_test.go
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16settings/settings.go
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4settings/settings_test.go
@ -1,4 +1,4 @@ |
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package auth |
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package middlewares |
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|
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import ( |
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"net/http" |
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@ -1,4 +1,4 @@ |
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package auth |
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package middlewares |
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import ( |
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"net/http" |
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@ -0,0 +1,43 @@ |
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package middlewares |
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import ( |
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"net/http" |
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"github.com/throttled/throttled/store/memstore" |
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"github.com/throttled/throttled/v2" |
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) |
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type RateLimiterMiddleware struct { |
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rateLimiter throttled.HTTPRateLimiter |
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} |
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func (middleware RateLimiterMiddleware) Middleware(next http.Handler) http.Handler { |
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return middleware.rateLimiter.RateLimit(next) |
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} |
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func CreateRateLimiterMiddleware(requestsPerMinute int, allowedBurst int) (*RateLimiterMiddleware, error) { |
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store, err := memstore.New(65536) |
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if err != nil { |
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return nil, err |
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} |
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quota := throttled.RateQuota{ |
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MaxRate: throttled.PerMin(requestsPerMinute), |
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MaxBurst: allowedBurst, |
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} |
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rateLimiter, err := throttled.NewGCRARateLimiter(store, quota) |
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if err != nil { |
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return nil, err |
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} |
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httpRateLimiter := throttled.HTTPRateLimiter{ |
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RateLimiter: rateLimiter, |
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VaryBy: &throttled.VaryBy{Path: true}, |
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} |
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return &RateLimiterMiddleware{ |
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rateLimiter: httpRateLimiter, |
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}, nil |
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} |
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@ -0,0 +1,64 @@ |
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package middlewares |
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import ( |
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"net/http" |
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"net/http/httptest" |
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"testing" |
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"github.com/stretchr/testify/assert" |
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) |
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func ExecuteRequest(middlewareHandler http.Handler) int { |
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request, _ := http.NewRequest("GET", "/", nil) |
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responseRecorder := httptest.NewRecorder() |
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middlewareHandler.ServeHTTP(responseRecorder, request) |
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return responseRecorder.Code |
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} |
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func TestRateLimiterMiddleware(t *testing.T) { |
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handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
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w.WriteHeader(http.StatusOK) |
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}) |
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t.Run("AuthorizationMiddleware returns 200 response when rate limit is not hit", func(t *testing.T) { |
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middleware, err := CreateRateLimiterMiddleware(1, 0) |
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assert.Nil(t, err) |
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middlewareHandler := middleware.Middleware(handler) |
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assert.Equal(t, 200, ExecuteRequest(middlewareHandler)) |
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}) |
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t.Run("AuthorizationMiddleware returns 429 response when rate limit is hit", func(t *testing.T) { |
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middleware, err := CreateRateLimiterMiddleware(1, 0) |
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assert.Nil(t, err) |
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middlewareHandler := middleware.Middleware(handler) |
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assert.Equal(t, 200, ExecuteRequest(middlewareHandler)) |
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assert.Equal(t, 429, ExecuteRequest(middlewareHandler)) |
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}) |
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t.Run("AuthorizationMiddleware returns 200 response when rate limit with burst is not hit", func(t *testing.T) { |
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middleware, err := CreateRateLimiterMiddleware(1, 1) |
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assert.Nil(t, err) |
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middlewareHandler := middleware.Middleware(handler) |
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assert.Equal(t, 200, ExecuteRequest(middlewareHandler)) |
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assert.Equal(t, 200, ExecuteRequest(middlewareHandler)) |
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}) |
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t.Run("AuthorizationMiddleware returns 429 response when rate limit with burst is hit", func(t *testing.T) { |
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middleware, err := CreateRateLimiterMiddleware(1, 1) |
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assert.Nil(t, err) |
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middlewareHandler := middleware.Middleware(handler) |
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assert.Equal(t, 200, ExecuteRequest(middlewareHandler)) |
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assert.Equal(t, 200, ExecuteRequest(middlewareHandler)) |
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assert.Equal(t, 429, ExecuteRequest(middlewareHandler)) |
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}) |
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} |
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