traefik/docs/content/middlewares/http/overview.md
2024-09-16 16:41:57 +02:00

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title description
Traefik Proxy HTTP Middleware Overview Read the official Traefik Proxy documentation for an overview of the available HTTP middleware.

HTTP Middlewares

Controlling connections {: .subtitle }

Overview

Configuration Example

# As a Docker Label
whoami:
  #  A container that exposes an API to show its IP address
  image: traefik/whoami
  labels:
    # Create a middleware named `foo-add-prefix`
    - "traefik.http.middlewares.foo-add-prefix.addprefix.prefix=/foo"
    # Apply the middleware named `foo-add-prefix` to the router named `router1`
    - "traefik.http.routers.router1.middlewares=foo-add-prefix@docker"
# As a Kubernetes Traefik IngressRoute
---
apiVersion: traefik.io/v1alpha1
kind: Middleware
metadata:
  name: stripprefix
spec:
  stripPrefix:
    prefixes:
      - /stripit

---
apiVersion: traefik.io/v1alpha1
kind: IngressRoute
metadata:
  name: ingressroute
spec:
# more fields...
  routes:
    # more fields...
    middlewares:
      - name: stripprefix
# Create a middleware named `foo-add-prefix`
- "traefik.http.middlewares.foo-add-prefix.addprefix.prefix=/foo"
# Apply the middleware named `foo-add-prefix` to the router named `router1`
- "traefik.http.routers.router1.middlewares=foo-add-prefix@consulcatalog"
# As TOML Configuration File
[http.routers]
  [http.routers.router1]
    service = "service1"
    middlewares = ["foo-add-prefix"]
    rule = "Host(`example.com`)"

[http.middlewares]
  [http.middlewares.foo-add-prefix.addPrefix]
    prefix = "/foo"

[http.services]
  [http.services.service1]
    [http.services.service1.loadBalancer]

      [[http.services.service1.loadBalancer.servers]]
        url = "http://127.0.0.1:80"
# As YAML Configuration File
http:
  routers:
    router1:
      service: service1
      middlewares:
        - "foo-add-prefix"
      rule: "Host(`example.com`)"

  middlewares:
    foo-add-prefix:
      addPrefix:
        prefix: "/foo"

  services:
    service1:
      loadBalancer:
        servers:
          - url: "http://127.0.0.1:80"

Available HTTP Middlewares

Middleware Purpose Area
AddPrefix Adds a Path Prefix Path Modifier
BasicAuth Adds Basic Authentication Security, Authentication
Buffering Buffers the request/response Request Lifecycle
Chain Combines multiple pieces of middleware Misc
CircuitBreaker Prevents calling unhealthy services Request Lifecycle
Compress Compresses the response Content Modifier
ContentType Handles Content-Type auto-detection Misc
DigestAuth Adds Digest Authentication Security, Authentication
Errors Defines custom error pages Request Lifecycle
ForwardAuth Delegates Authentication Security, Authentication
Headers Adds / Updates headers Security
IPAllowList Limits the allowed client IPs Security, Request lifecycle
InFlightReq Limits the number of simultaneous connections Security, Request lifecycle
PassTLSClientCert Adds Client Certificates in a Header Security
RateLimit Limits the call frequency Security, Request lifecycle
RedirectScheme Redirects based on scheme Request lifecycle
RedirectRegex Redirects based on regex Request lifecycle
ReplacePath Changes the path of the request Path Modifier
ReplacePathRegex Changes the path of the request Path Modifier
Retry Automatically retries in case of error Request lifecycle
StripPrefix Changes the path of the request Path Modifier
StripPrefixRegex Changes the path of the request Path Modifier

Community Middlewares

Please take a look at the community-contributed plugins in the plugin catalog.

{!traefik-for-business-applications.md!}