150 lines
5.8 KiB
Markdown
150 lines
5.8 KiB
Markdown
# HTTP Middlewares
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Controlling connections
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{: .subtitle }
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## Configuration Example
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```yaml tab="Docker"
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# As a Docker Label
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whoami:
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# A container that exposes an API to show its IP address
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image: traefik/whoami
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labels:
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# Create a middleware named `foo-add-prefix`
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- "traefik.http.middlewares.foo-add-prefix.addprefix.prefix=/foo"
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# Apply the middleware named `foo-add-prefix` to the router named `router1`
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- "traefik.http.routers.router1.middlewares=foo-add-prefix@docker"
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```
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```yaml tab="Kubernetes IngressRoute"
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# As a Kubernetes Traefik IngressRoute
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apiVersion: apiextensions.k8s.io/v1beta1
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kind: CustomResourceDefinition
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metadata:
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name: middlewares.traefik.containo.us
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spec:
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group: traefik.containo.us
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version: v1alpha1
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names:
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kind: Middleware
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plural: middlewares
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singular: middleware
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scope: Namespaced
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---
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apiVersion: traefik.containo.us/v1alpha1
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kind: Middleware
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metadata:
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name: stripprefix
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spec:
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stripPrefix:
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prefixes:
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- /stripit
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---
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apiVersion: traefik.containo.us/v1alpha1
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kind: IngressRoute
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metadata:
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name: ingressroute
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spec:
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# more fields...
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routes:
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# more fields...
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middlewares:
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- name: stripprefix
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```
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```yaml tab="Consul Catalog"
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# Create a middleware named `foo-add-prefix`
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- "traefik.http.middlewares.foo-add-prefix.addprefix.prefix=/foo"
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# Apply the middleware named `foo-add-prefix` to the router named `router1`
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- "traefik.http.routers.router1.middlewares=foo-add-prefix@consulcatalog"
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```
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```json tab="Marathon"
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"labels": {
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"traefik.http.middlewares.foo-add-prefix.addprefix.prefix": "/foo",
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"traefik.http.routers.router1.middlewares": "foo-add-prefix@marathon"
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}
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```
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```yaml tab="Rancher"
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# As a Rancher Label
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labels:
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# Create a middleware named `foo-add-prefix`
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- "traefik.http.middlewares.foo-add-prefix.addprefix.prefix=/foo"
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# Apply the middleware named `foo-add-prefix` to the router named `router1`
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- "traefik.http.routers.router1.middlewares=foo-add-prefix@rancher"
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```
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```toml tab="File (TOML)"
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# As TOML Configuration File
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[http.routers]
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[http.routers.router1]
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service = "service1"
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middlewares = ["foo-add-prefix"]
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rule = "Host(`example.com`)"
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[http.middlewares]
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[http.middlewares.foo-add-prefix.addPrefix]
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prefix = "/foo"
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[http.services]
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[http.services.service1]
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[http.services.service1.loadBalancer]
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[[http.services.service1.loadBalancer.servers]]
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url = "http://127.0.0.1:80"
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```
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```yaml tab="File (YAML)"
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# As YAML Configuration File
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http:
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routers:
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router1:
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service: service1
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middlewares:
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- "foo-add-prefix"
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rule: "Host(`example.com`)"
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middlewares:
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foo-add-prefix:
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addPrefix:
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prefix: "/foo"
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services:
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service1:
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loadBalancer:
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servers:
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- url: "http://127.0.0.1:80"
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```
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## Available HTTP Middlewares
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| Middleware | Purpose | Area |
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|-------------------------------------------|---------------------------------------------------|-----------------------------|
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| [AddPrefix](addprefix.md) | Adds a Path Prefix | Path Modifier |
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| [BasicAuth](basicauth.md) | Adds Basic Authentication | Security, Authentication |
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| [Buffering](buffering.md) | Buffers the request/response | Request Lifecycle |
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| [Chain](chain.md) | Combines multiple pieces of middleware | Misc |
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| [CircuitBreaker](circuitbreaker.md) | Prevents calling unhealthy services | Request Lifecycle |
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| [Compress](compress.md) | Compresses the response | Content Modifier |
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| [ContentType](contenttype.md) | Handles Content-Type auto-detection | Misc |
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| [DigestAuth](digestauth.md) | Adds Digest Authentication | Security, Authentication |
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| [Errors](errorpages.md) | Defines custom error pages | Request Lifecycle |
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| [ForwardAuth](forwardauth.md) | Delegates Authentication | Security, Authentication |
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| [Headers](headers.md) | Adds / Updates headers | Security |
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| [IPWhiteList](ipwhitelist.md) | Limits the allowed client IPs | Security, Request lifecycle |
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| [InFlightReq](inflightreq.md) | Limits the number of simultaneous connections | Security, Request lifecycle |
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| [PassTLSClientCert](passtlsclientcert.md) | Adds Client Certificates in a Header | Security |
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| [RateLimit](ratelimit.md) | Limits the call frequency | Security, Request lifecycle |
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| [RedirectScheme](redirectscheme.md) | Redirects based on scheme | Request lifecycle |
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| [RedirectRegex](redirectregex.md) | Redirects based on regex | Request lifecycle |
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| [ReplacePath](replacepath.md) | Changes the path of the request | Path Modifier |
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| [ReplacePathRegex](replacepathregex.md) | Changes the path of the request | Path Modifier |
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| [Retry](retry.md) | Automatically retries in case of error | Request lifecycle |
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| [StripPrefix](stripprefix.md) | Changes the path of the request | Path Modifier |
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| [StripPrefixRegex](stripprefixregex.md) | Changes the path of the request | Path Modifier |
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