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add rate limiter in web server #26

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add rate limiter in web server #26

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3e1aa37
add rate limiter in web server
ahmadhabibi14 Jan 7, 2024
66bd741
fix error handling
ahmadhabibi14 Jan 7, 2024
19310f0
swagger generator, swagger UI
ahmadhabibi14 Feb 27, 2024
c1bea25
fix generator
ahmadhabibi14 Feb 27, 2024
477c6d4
configurable rate limiter
ahmadhabibi14 Feb 27, 2024
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32 changes: 31 additions & 1 deletion W/engine.go
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Original file line number Diff line number Diff line change
Expand Up @@ -18,6 +18,9 @@ import (
"github.com/tdewolff/minify"
"github.com/tdewolff/minify/css"
"github.com/tdewolff/minify/js"
limiter "github.com/ulule/limiter/v3"
mfasthttp "github.com/ulule/limiter/v3/drivers/middleware/fasthttp"
"github.com/ulule/limiter/v3/drivers/store/memory"
"github.com/valyala/fasthttp"
)

Expand Down Expand Up @@ -173,11 +176,38 @@ func (engine *Engine) MinifyAssets() {

// start the server
func (engine *Engine) StartServer(addressPort string) {
// periods:
// * "S": second
// * "M": minute
// * "H": hour
// * "D": day
//
// * 300 reqs/minute: "300-M"
rate, errLimiter := limiter.NewRateFromFormatted("300-M")
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make this configurable by user, eg.
engine.RateLimit = ...

var isErrLimiter bool
if errLimiter != nil {
L.IsError(errLimiter, `Failed to add rate limiter`)
isErrLimiter = true
}
limitStore := memory.NewStore()
instance := limiter.New(
limitStore,
rate,
limiter.WithTrustForwardHeader(true),
)
middleware := mfasthttp.NewMiddleware(instance)
engine.MinifyAssets()
L.LOG.Notice(engine.Name + ` ` + S.IfElse(engine.DebugMode, `[DEVELOPMENT]`, `[PRODUCTION]`) + ` server with ` + I.ToStr(len(Routes)) + ` route(s) on ` + addressPort +
"\n Ajax Error Log: " + engine.LogPath +
"\n Work Directory: " + engine.BaseDir)
err := fasthttp.ListenAndServe(addressPort, engine.Router.Handler)

var err error
if isErrLimiter {
// not using rate limiter
err = fasthttp.ListenAndServe(addressPort, engine.Router.Handler)
} else {
err = fasthttp.ListenAndServe(addressPort, middleware.Handle(engine.Router.Handler))
}
L.IsError(err, `Failed to listen on `+addressPort)
engine.Logger.Close()
}
Expand Down
1 change: 1 addition & 0 deletions go.mod
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Original file line number Diff line number Diff line change
Expand Up @@ -51,6 +51,7 @@ require (
github.com/stretchr/testify v1.8.4
github.com/tarantool/go-tarantool v1.12.1
github.com/tdewolff/minify v2.3.6+incompatible
github.com/ulule/limiter/v3 v3.11.2
github.com/valyala/bytebufferpool v1.0.0
github.com/valyala/fasthttp v1.51.0
github.com/vburenin/nsync v0.0.0-20160822015540-9a75d1c80410
Expand Down
14 changes: 10 additions & 4 deletions go.sum
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Original file line number Diff line number Diff line change
Expand Up @@ -143,12 +143,15 @@ github.com/go-logr/stdr v1.2.2/go.mod h1:mMo/vtBO5dYbehREoey6XUKy/eSumjCCveDpRre
github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
github.com/go-playground/assert/v2 v2.0.1/go.mod h1:VDjEfimB/XKnb+ZQfWdccd7VUvScMdVu0Titje2rxJ4=
github.com/go-playground/locales v0.13.0 h1:HyWk6mgj5qFqCT5fjGBuRArbVDfE4hi8+e8ceBS/t7Q=
github.com/go-playground/locales v0.13.0/go.mod h1:taPMhCMXrRLJO55olJkUXHZBHCxTMfnGwq/HNwmWNS8=
github.com/go-playground/universal-translator v0.17.0 h1:icxd5fm+REJzpZx7ZfpaD876Lmtgy7VtROAbHHXk8no=
github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/oXslEjJA=
github.com/go-playground/locales v0.14.1/go.mod h1:hxrqLVvrK65+Rwrd5Fc6F2O76J/NuW9t0sjnWqG1slY=
github.com/go-playground/universal-translator v0.17.0/go.mod h1:UkSxE5sNxxRwHyU+Scu5vgOQjsIJAF8j9muTVoKLVtA=
github.com/go-playground/validator/v10 v10.4.1 h1:pH2c5ADXtd66mxoE0Zm9SUhxE20r7aM3F26W0hOn+GE=
github.com/go-playground/universal-translator v0.18.1 h1:Bcnm0ZwsGyWbCzImXv+pAJnYK9S473LQFuzCbDbfSFY=
github.com/go-playground/universal-translator v0.18.1/go.mod h1:xekY+UJKNuX9WP91TpwSH2VMlDf28Uj24BCp08ZFTUY=
github.com/go-playground/validator/v10 v10.4.1/go.mod h1:nlOn6nFhuKACm19sB/8EGNn9GlaMV7XkbRSipzJ0Ii4=
github.com/go-playground/validator/v10 v10.11.2 h1:q3SHpufmypg+erIExEKUmsgmhDTyhcJ38oeKGACXohU=
github.com/go-playground/validator/v10 v10.11.2/go.mod h1:NieE624vt4SCTJtD87arVLvdmjPAeV8BQlHtMnw9D7s=
github.com/go-redis/redis v6.15.5+incompatible/go.mod h1:NAIEuMOZ/fxfXJIrKDQDz8wamY7mA7PouImQ2Jvg6kA=
github.com/go-sql-driver/mysql v1.6.0 h1:BCTh4TKNUYmOmMUcQ3IipzF5prigylS7XXjEkfCHuOE=
github.com/go-sql-driver/mysql v1.6.0/go.mod h1:DCzpHaOWr8IXmIStZouvnhqoel9Qv2LBy8hT2VhHyBg=
Expand Down Expand Up @@ -314,8 +317,9 @@ github.com/kr/pty v1.1.3/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
github.com/leodido/go-urn v1.2.0 h1:hpXL4XnriNwQ/ABnpepYM/1vCLWNDfUNts8dX3xTG6Y=
github.com/leodido/go-urn v1.2.0/go.mod h1:+8+nEpDfqqsY+g338gtMEUOtuK+4dEMhiQEgxpxOKII=
github.com/leodido/go-urn v1.2.1 h1:BqpAaACuzVSgi/VLzGZIobT2z4v53pjosyNd9Yv6n/w=
github.com/leodido/go-urn v1.2.1/go.mod h1:zt4jvISO2HfUBqxjfIshjdMTYS56ZS/qv49ictyFfxY=
github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
github.com/lib/pq v1.10.6 h1:jbk+ZieJ0D7EVGJYpL9QTz7/YW6UHbmdnZWYyK5cdBs=
github.com/lib/pq v1.10.6/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
Expand Down Expand Up @@ -492,6 +496,8 @@ github.com/tklauser/go-sysconf v0.3.12 h1:0QaGUFOdQaIVdPgfITYzaTegZvdCjmYO52cSFA
github.com/tklauser/go-sysconf v0.3.12/go.mod h1:Ho14jnntGE1fpdOqQEEaiKRpvIavV0hSfmBq8nJbHYI=
github.com/tklauser/numcpus v0.6.1 h1:ng9scYS7az0Bk4OZLvrNXNSAO2Pxr1XXRAPyjhIx+Fk=
github.com/tklauser/numcpus v0.6.1/go.mod h1:1XfjsgE2zo8GVw7POkMbHENHzVg3GzmoZ9fESEdAacY=
github.com/ulule/limiter/v3 v3.11.2 h1:P4yOrxoEMJbOTfRJR2OzjL90oflzYPPmWg+dvwN2tHA=
github.com/ulule/limiter/v3 v3.11.2/go.mod h1:QG5GnFOCV+k7lrL5Y8kgEeeflPH3+Cviqlqa8SVSQxI=
github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
github.com/valyala/fasthttp v1.36.0/go.mod h1:t/G+3rLek+CyY9bnIE+YlMRddxVAAGjhxndDB4i4C0I=
Expand Down