traefik/docs/content/middlewares/http/chain.md
2022-04-15 15:44:08 +02:00

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title description
Traefik Command Line Documentation The HTTP chain middleware lets you define reusable combinations of other middleware, to reuse the same groups. Read the technical documentation.

Chain

When One Isn't Enough {: .subtitle }

Chain

The Chain middleware enables you to define reusable combinations of other pieces of middleware. It makes reusing the same groups easier.

Configuration Example

Below is an example of a Chain containing WhiteList, BasicAuth, and RedirectScheme.

labels:
  - "traefik.http.routers.router1.service=service1"
  - "traefik.http.routers.router1.middlewares=secured"
  - "traefik.http.routers.router1.rule=Host(`mydomain`)"
  - "traefik.http.middlewares.secured.chain.middlewares=https-only,known-ips,auth-users"
  - "traefik.http.middlewares.auth-users.basicauth.users=test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/"
  - "traefik.http.middlewares.https-only.redirectscheme.scheme=https"
  - "traefik.http.middlewares.known-ips.ipwhitelist.sourceRange=192.168.1.7,127.0.0.1/32"
  - "traefik.http.services.service1.loadbalancer.server.port=80"
apiVersion: traefik.containo.us/v1alpha1
kind: IngressRoute
metadata:
  name: test
  namespace: default
spec:
  entryPoints:
    - web
  routes:
    - match: Host(`mydomain`)
      kind: Rule
      services:
        - name: whoami
          port: 80
      middlewares:
        - name: secured
---
apiVersion: traefik.containo.us/v1alpha1
kind: Middleware
metadata:
  name: secured
spec:
  chain:
    middlewares:
    - name: https-only
    - name: known-ips
    - name: auth-users
---
apiVersion: traefik.containo.us/v1alpha1
kind: Middleware
metadata:
  name: auth-users
spec:
  basicAuth:
    users:
    - test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/
---
apiVersion: traefik.containo.us/v1alpha1
kind: Middleware
metadata:
  name: https-only
spec:
  redirectScheme:
    scheme: https
---
apiVersion: traefik.containo.us/v1alpha1
kind: Middleware
metadata:
  name: known-ips
spec:
  ipWhiteList:
    sourceRange:
    - 192.168.1.7
    - 127.0.0.1/32
- "traefik.http.routers.router1.service=service1"
- "traefik.http.routers.router1.middlewares=secured"
- "traefik.http.routers.router1.rule=Host(`mydomain`)"
- "traefik.http.middlewares.secured.chain.middlewares=https-only,known-ips,auth-users"
- "traefik.http.middlewares.auth-users.basicauth.users=test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/"
- "traefik.http.middlewares.https-only.redirectscheme.scheme=https"
- "traefik.http.middlewares.known-ips.ipwhitelist.sourceRange=192.168.1.7,127.0.0.1/32"
- "traefik.http.services.service1.loadbalancer.server.port=80"
"labels": {
  "traefik.http.routers.router1.service": "service1",
  "traefik.http.routers.router1.middlewares": "secured",
  "traefik.http.routers.router1.rule": "Host(`mydomain`)",
  "traefik.http.middlewares.secured.chain.middlewares": "https-only,known-ips,auth-users",
  "traefik.http.middlewares.auth-users.basicauth.users": "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/",
  "traefik.http.middlewares.https-only.redirectscheme.scheme": "https",
  "traefik.http.middlewares.known-ips.ipwhitelist.sourceRange": "192.168.1.7,127.0.0.1/32",
  "traefik.http.services.service1.loadbalancer.server.port": "80"
}
labels:
  - "traefik.http.routers.router1.service=service1"
  - "traefik.http.routers.router1.middlewares=secured"
  - "traefik.http.routers.router1.rule=Host(`mydomain`)"
  - "traefik.http.middlewares.secured.chain.middlewares=https-only,known-ips,auth-users"
  - "traefik.http.middlewares.auth-users.basicauth.users=test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/"
  - "traefik.http.middlewares.https-only.redirectscheme.scheme=https"
  - "traefik.http.middlewares.known-ips.ipwhitelist.sourceRange=192.168.1.7,127.0.0.1/32"
  - "traefik.http.services.service1.loadbalancer.server.port=80"
# ...
http:
  routers:
    router1:
      service: service1
      middlewares:
        - secured
      rule: "Host(`mydomain`)"

  middlewares:
    secured:
      chain:
        middlewares:
          - https-only
          - known-ips
          - auth-users

    auth-users:
      basicAuth:
        users:
          - "test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/"

    https-only:
      redirectScheme:
        scheme: https

    known-ips:
      ipWhiteList:
        sourceRange:
          - "192.168.1.7"
          - "127.0.0.1/32"

  services:
    service1:
      loadBalancer:
        servers:
          - url: "http://127.0.0.1:80"
# ...
[http.routers]
  [http.routers.router1]
    service = "service1"
    middlewares = ["secured"]
    rule = "Host(`mydomain`)"

[http.middlewares]
  [http.middlewares.secured.chain]
    middlewares = ["https-only", "known-ips", "auth-users"]

  [http.middlewares.auth-users.basicAuth]
    users = ["test:$apr1$H6uskkkW$IgXLP6ewTrSuBkTrqE8wj/"]

  [http.middlewares.https-only.redirectScheme]
    scheme = "https"

  [http.middlewares.known-ips.ipWhiteList]
    sourceRange = ["192.168.1.7", "127.0.0.1/32"]

[http.services]
  [http.services.service1]
    [http.services.service1.loadBalancer]
      [[http.services.service1.loadBalancer.servers]]
        url = "http://127.0.0.1:80"