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Fix default for buffering middleware
Co-authored-by: Mathieu Lonjaret <mathieu.lonjaret@gmail.com> Co-authored-by: Kevin Pollet <pollet.kevin@gmail.com>
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Romain
GitHub
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@ -72,9 +72,11 @@ http:
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### `maxRequestBodyBytes`
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_Optional, Default=0_
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The `maxRequestBodyBytes` option configures the maximum allowed body size for the request (in bytes).
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If the request exceeds the allowed size, it is not forwarded to the service, and the client gets a `413 (Request Entity Too Large)` response.
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If the request exceeds the allowed size, it is not forwarded to the service, and the client gets a `413` (Request Entity Too Large) response.
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```yaml tab="Docker"
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labels:
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@ -122,6 +124,8 @@ http:
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### `memRequestBodyBytes`
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_Optional, Default=1048576_
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You can configure a threshold (in bytes) from which the request will be buffered on disk instead of in memory with the `memRequestBodyBytes` option.
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```yaml tab="Docker"
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@ -170,9 +174,11 @@ http:
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### `maxResponseBodyBytes`
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_Optional, Default=0_
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The `maxResponseBodyBytes` option configures the maximum allowed response size from the service (in bytes).
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If the response exceeds the allowed size, it is not forwarded to the client. The client gets a `413` (Request Entity Too Large) response instead.
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If the response exceeds the allowed size, it is not forwarded to the client. The client gets a `500` (Internal Server Error) response instead.
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```yaml tab="Docker"
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labels:
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@ -220,6 +226,8 @@ http:
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### `memResponseBodyBytes`
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_Optional, Default=1048576_
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You can configure a threshold (in bytes) from which the response will be buffered on disk instead of in memory with the `memResponseBodyBytes` option.
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```yaml tab="Docker"
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@ -268,6 +276,8 @@ http:
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### `retryExpression`
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_Optional, Default=""_
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You can have the Buffering middleware replay the request using `retryExpression`.
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??? example "Retries once in the case of a network error"
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@ -22,7 +22,7 @@ find "${PATH_TO_SITE}" -type f -not -path "/app/site/theme/*" \
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--alt_ignore="/traefikproxy-vertical-logo-color.svg/" \
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--http_status_ignore="0,500,501,503" \
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--file_ignore="/404.html/" \
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--url_ignore="/https://groups.google.com/a/traefik.io/forum/#!forum/security/,/localhost:/,/127.0.0.1:/,/fonts.gstatic.com/,/.minikube/,/github.com\/traefik\/traefik\/*edit*/,/github.com\/traefik\/traefik/,/doc.traefik.io/,/github\.com\/golang\/oauth2\/blob\/36a7019397c4c86cf59eeab3bc0d188bac444277\/.+/,/www.akamai.com/,/pilot.traefik.io\/profile/,/traefik.io/,/doc.traefik.io\/traefik-mesh/,/www.mkdocs.org/,/squidfunk.github.io/,/ietf.org/,/www.namesilo.com/,/www.youtube.com/,/www.linode.com/,/www.alibabacloud.com/,/www.cloudxns.net/,/www.vultr.com/,/vscale.io/,/hetzner.com/,/docs.github.com/" \
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--url_ignore="/https://groups.google.com/a/traefik.io/forum/#!forum/security/,/localhost:/,/127.0.0.1:/,/fonts.gstatic.com/,/.minikube/,/github.com\/traefik\/traefik\/*edit*/,/github.com\/traefik\/traefik/,/doc.traefik.io/,/github\.com\/golang\/oauth2\/blob\/36a7019397c4c86cf59eeab3bc0d188bac444277\/.+/,/www.akamai.com/,/pilot.traefik.io\/profile/,/traefik.io/,/doc.traefik.io\/traefik-mesh/,/www.mkdocs.org/,/squidfunk.github.io/,/ietf.org/,/www.namesilo.com/,/www.youtube.com/,/www.linode.com/,/www.alibabacloud.com/,/www.cloudxns.net/,/www.vultr.com/,/vscale.io/,/hetzner.com/,/docs.github.com/,/njal.la/" \
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'{}' 1>/dev/null
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## HTML-proofer options at https://github.com/gjtorikian/html-proofer#configuration
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2
go.mod
2
go.mod
@ -95,7 +95,7 @@ replace (
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github.com/go-check/check => github.com/containous/check v0.0.0-20170915194414-ca0bf163426a
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github.com/gorilla/mux => github.com/containous/mux v0.0.0-20220113180107-8ffa4f6d063c
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github.com/mailgun/minheap => github.com/containous/minheap v0.0.0-20190809180810-6e71eb837595
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github.com/mailgun/multibuf => github.com/containous/multibuf v0.0.0-20190809014333-8b6c9a7e6bba
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github.com/mailgun/multibuf => github.com/containous/multibuf v0.0.0-20220419123348-2d0b12e116c6
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)
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// https://github.com/docker/compose/blob/e44222664abd07ce1d1fe6796d84d93cbc7468c3/go.mod#L131
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4
go.sum
4
go.sum
@ -426,8 +426,8 @@ github.com/containous/go-http-auth v0.4.1-0.20200324110947-a37a7636d23e h1:D+uTE
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github.com/containous/go-http-auth v0.4.1-0.20200324110947-a37a7636d23e/go.mod h1:s8kLgBQolDbsJOPVIGCEEv9zGAKUUf/685Gi0Qqg8z8=
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github.com/containous/minheap v0.0.0-20190809180810-6e71eb837595 h1:aPspFRO6b94To3gl4yTDOEtpjFwXI7V2W+z0JcNljQ4=
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github.com/containous/minheap v0.0.0-20190809180810-6e71eb837595/go.mod h1:+lHFbEasIiQVGzhVDVw/cn0ZaOzde2OwNncp1NhXV4c=
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github.com/containous/multibuf v0.0.0-20190809014333-8b6c9a7e6bba h1:PhR03pep+5eO/9BSvCY9RyG8rjogB3uYS4X/WBYNTT8=
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github.com/containous/multibuf v0.0.0-20190809014333-8b6c9a7e6bba/go.mod h1:zkWcASFUJEst6QwCrxLdkuw1gvaKqmflEipm+iecV5M=
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github.com/containous/multibuf v0.0.0-20220419123348-2d0b12e116c6 h1:KzERnBo5Jn4RRKjo8hdDPS4llWjHlJtM6kfm4mRkIew=
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github.com/containous/multibuf v0.0.0-20220419123348-2d0b12e116c6/go.mod h1:zkWcASFUJEst6QwCrxLdkuw1gvaKqmflEipm+iecV5M=
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github.com/containous/mux v0.0.0-20220113180107-8ffa4f6d063c h1:g6JvgTtfpS6AfhRjY87NZ0g39CrNDbdm8R+1CD85Cfo=
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github.com/containous/mux v0.0.0-20220113180107-8ffa4f6d063c/go.mod h1:z8WW7n06n8/1xF9Jl9WmuDeZuHAhfL+bwarNjsciwwg=
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github.com/coredns/coredns v1.1.2/go.mod h1:zASH/MVDgR6XZTbxvOnsZfffS+31vg6Ackf/wo1+AM0=
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72
pkg/middlewares/buffering/buffering_test.go
Normal file
72
pkg/middlewares/buffering/buffering_test.go
Normal file
@ -0,0 +1,72 @@
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package buffering
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import (
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"bytes"
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"context"
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"math"
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"math/rand"
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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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"github.com/stretchr/testify/require"
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"github.com/traefik/traefik/v2/pkg/config/dynamic"
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)
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func TestBuffering(t *testing.T) {
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payload := make([]byte, math.MaxInt8)
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rand.Read(payload)
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testCases := []struct {
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desc string
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config dynamic.Buffering
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body []byte
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expectedCode int
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}{
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{
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desc: "Unlimited response and request body size",
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body: payload,
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expectedCode: http.StatusOK,
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},
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{
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desc: "Limited request body size",
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config: dynamic.Buffering{
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MaxRequestBodyBytes: 1,
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},
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body: payload,
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expectedCode: http.StatusRequestEntityTooLarge,
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},
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{
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desc: "Limited response body size",
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config: dynamic.Buffering{
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MaxResponseBodyBytes: 1,
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},
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body: payload,
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expectedCode: http.StatusInternalServerError,
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},
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}
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for _, test := range testCases {
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test := test
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t.Run(test.desc, func(t *testing.T) {
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t.Parallel()
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next := http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {
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rw.WriteHeader(http.StatusOK)
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_, err := rw.Write(test.body)
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require.NoError(t, err)
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})
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buffMiddleware, err := New(context.Background(), next, test.config, "foo")
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require.NoError(t, err)
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req := httptest.NewRequest(http.MethodPost, "http://localhost", bytes.NewBuffer(test.body))
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recorder := httptest.NewRecorder()
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buffMiddleware.ServeHTTP(recorder, req)
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assert.Equal(t, test.expectedCode, recorder.Code)
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})
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}
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}
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