woodpecker/docs/docs/30-administration/70-proxy.md
Brandon Kauffman 34d7dadb14
Update Administration Setup Docs (#1293)
Add clarification of port difference for gRPC and HTTP

Co-authored-by: 6543 <6543@obermui.de>
2022-10-20 03:33:18 +02:00

5.5 KiB

Proxy

Apache

This guide provides a brief overview for installing Woodpecker server behind the Apache2 web-server. This is an example configuration:

ProxyPreserveHost On

RequestHeader set X-Forwarded-Proto "https"

ProxyPass / http://127.0.0.1:8000/
ProxyPassReverse / http://127.0.0.1:8000/

You must have the below Apache modules installed.

a2enmod proxy
a2enmod proxy_http

You must configure Apache to set X-Forwarded-Proto when using https.

ProxyPreserveHost On

+RequestHeader set X-Forwarded-Proto "https"

ProxyPass / http://127.0.0.1:8000/
ProxyPassReverse / http://127.0.0.1:8000/

Nginx

This guide provides a basic overview for installing Woodpecker server behind the Nginx web-server. For more advanced configuration options please consult the official Nginx documentation.

Example configuration:

server {
    listen 80;
    server_name woodpecker.example.com;

    location / {
        proxy_set_header X-Forwarded-For $remote_addr;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_set_header Host $http_host;

        proxy_pass http://127.0.0.1:8000;
        proxy_redirect off;
        proxy_http_version 1.1;
        proxy_buffering off;

        chunked_transfer_encoding off;
    }
}

You must configure the proxy to set X-Forwarded proxy headers:

server {
    listen 80;
    server_name woodpecker.example.com;

    location / {
+       proxy_set_header X-Forwarded-For $remote_addr;
+       proxy_set_header X-Forwarded-Proto $scheme;

        proxy_pass http://127.0.0.1:8000;
        proxy_redirect off;
        proxy_http_version 1.1;
        proxy_buffering off;

        chunked_transfer_encoding off;
    }
}

Caddy

This guide provides a brief overview for installing Woodpecker server behind the Caddy web-server. This is an example caddyfile proxy configuration:

# expose WebUI and API
woodpecker.example.com {
  reverse_proxy woodpecker-server:8000
}

# expose gRPC
woodpeckeragent.example.com {
  reverse_proxy h2c://woodpecker-server:9000
}

:::note Above configuration shows how to create reverse-proxies for web and agent communication. If your agent uses SSL do not forget to enable WOODPECKER_GRPC_SECURE. :::

Ngrok

After installing ngrok, open a new console and run:

ngrok http 8000

Set WOODPECKER_HOST (for example in docker-compose.yml) to the ngrok URL (usually xxx.ngrok.io) and start the server.

Traefik

To install the Woodpecker server behind a Traefik load balancer, you must expose both the http and the gRPC ports. Here is a comprehensive example, considering you are running Traefik with docker swarm and want to do TLS termination and automatic redirection from http to https.

version: '3.8'

services:
  server:
    image: woodpeckerci/woodpecker-server:latest
    environment:
      - WOODPECKER_OPEN=true
      - WOODPECKER_ADMIN=your_admin_user
      # other settings ...

    networks:
      - dmz # externally defined network, so that traefik can connect to the server
    volumes:
      - woodpecker-server-data:/var/lib/woodpecker/

    deploy:
      labels:
        - traefik.enable=true

        # web server
        - traefik.http.services.woodpecker-service.loadbalancer.server.port=8000

        - traefik.http.routers.woodpecker-secure.rule=Host(`cd.yourdomain.com`)
        - traefik.http.routers.woodpecker-secure.tls=true
        - traefik.http.routers.woodpecker-secure.tls.certresolver=letsencrypt
        - traefik.http.routers.woodpecker-secure.entrypoints=websecure
        - traefik.http.routers.woodpecker-secure.service=woodpecker-service

        - traefik.http.routers.woodpecker.rule=Host(`cd.yourdomain.com`)
        - traefik.http.routers.woodpecker.entrypoints=web
        - traefik.http.routers.woodpecker.service=woodpecker-service

        - traefik.http.middlewares.woodpecker-redirect.redirectscheme.scheme=https
        - traefik.http.middlewares.woodpecker-redirect.redirectscheme.permanent=true
        - traefik.http.routers.woodpecker.middlewares=woodpecker-redirect@docker

        #  gRPC service
        - traefik.http.services.woodpecker-grpc.loadbalancer.server.port=9000
        - traefik.http.services.woodpecker-grpc.loadbalancer.server.scheme=h2c

        - traefik.http.routers.woodpecker-grpc-secure.rule=Host(`woodpecker-grpc.yourdomain.com`)
        - traefik.http.routers.woodpecker-grpc-secure.tls=true
        - traefik.http.routers.woodpecker-grpc-secure.tls.certresolver=letsencrypt
        - traefik.http.routers.woodpecker-grpc-secure.entrypoints=websecure
        - traefik.http.routers.woodpecker-grpc-secure.service=woodpecker-grpc

        - traefik.http.routers.woodpecker-grpc.rule=Host(`woodpecker-grpc.yourdomain.com`)
        - traefik.http.routers.woodpecker-grpc.entrypoints=web
        - traefik.http.routers.woodpecker-grpc.service=woodpecker-grpc

        - traefik.http.middlewares.woodpecker-grpc-redirect.redirectscheme.scheme=https
        - traefik.http.middlewares.woodpecker-grpc-redirect.redirectscheme.permanent=true
        - traefik.http.routers.woodpecker-grpc.middlewares=woodpecker-grpc-redirect@docker


volumes:
  woodpecker-server-data:
    driver: local

networks:
  dmz:
    external: true

You should pass WOODPECKER_GRPC_SECURE=true and WOODPECKER_GRPC_VERIFY=true to your agent when using this configuration.