71 lines
2.0 KiB
Go
71 lines
2.0 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package web_test
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import (
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"context"
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"net/http"
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"net/http/httptest"
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"testing"
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"github.com/spf13/pflag"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"storj.io/common/testcontext"
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"storj.io/private/cfgstruct"
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"storj.io/storj/private/web"
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)
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func TestNewIPRateLimiter(t *testing.T) {
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// create a rate limiter with defaults except NumLimits = 2
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config := web.IPRateLimiterConfig{}
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cfgstruct.Bind(&pflag.FlagSet{}, &config, cfgstruct.UseDevDefaults())
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config.NumLimits = 2
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rateLimiter := web.NewIPRateLimiter(config)
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// run ratelimiter cleanup until end of test
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ctx := testcontext.New(t)
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defer ctx.Cleanup()
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ctx2, cancel := context.WithCancel(ctx)
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defer cancel()
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ctx.Go(func() error {
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rateLimiter.Run(ctx2)
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return nil
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})
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// make the default HTTP handler return StatusOK
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handler := rateLimiter.Limit(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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// expect burst number of successes
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testWithAddress(t, "192.168.1.1:5000", rateLimiter.Burst(), handler)
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// expect similar results for a different IP
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testWithAddress(t, "127.0.0.1:5000", rateLimiter.Burst(), handler)
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// expect similar results for a different IP
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testWithAddress(t, "127.0.0.100:5000", rateLimiter.Burst(), handler)
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// expect original IP to work again because numLimits == 2
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testWithAddress(t, "192.168.1.1:5000", rateLimiter.Burst(), handler)
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}
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func testWithAddress(t *testing.T, remoteAddress string, burst int, handler http.Handler) {
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// create HTTP request
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req, err := http.NewRequest("GET", "", nil)
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require.NoError(t, err)
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req.RemoteAddr = remoteAddress
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// expect burst number of successes
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for x := 0; x < burst; x++ {
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rr := httptest.NewRecorder()
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handler.ServeHTTP(rr, req)
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assert.Equal(t, rr.Code, http.StatusOK, remoteAddress)
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}
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// then expect failure
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rr := httptest.NewRecorder()
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handler.ServeHTTP(rr, req)
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assert.Equal(t, rr.Code, http.StatusTooManyRequests, remoteAddress)
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}
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