Proxy to services based on Accept header.
docker-compose up -d
curl -H "Accept: application/json" http://localhost/curl -H "Accept: application/json+v1" http://localhost/curl -H "Accept: application/json+v2" http://localhost/curl http://localhost/api/projectscurl http://localhost/api/eventscurl http://localhost/api/projects/1/events| version: '2' | |
| services: | |
| v1: | |
| image: nginx:alpine | |
| ports: | |
| - 80 | |
| links: | |
| - reverse-proxy | |
| labels: | |
| - "traefik.enable=true" | |
| - "traefik.frontend.rule=PathPrefix:/;Headers: Accept, application/json+v1" | |
| volumes: | |
| - ./v1.json:/usr/share/nginx/html/index.html:ro | |
| v2: | |
| image: nginx:alpine | |
| ports: | |
| - 80 | |
| links: | |
| - reverse-proxy | |
| labels: | |
| - "traefik.enable=true" | |
| - "traefik.frontend.rule=PathPrefix:/;HeadersRegexp: Accept, application/(json|json+v2)" | |
| volumes: | |
| - ./v2.json:/usr/share/nginx/html/index.html:ro | |
| prefixed: | |
| image: nginx:alpine | |
| ports: | |
| - 80 | |
| links: | |
| - reverse-proxy | |
| labels: | |
| - "traefik.enable=true" | |
| - "traefik.frontend.priority=10" | |
| - "traefik.frontend.rule=PathPrefixStrip:/api/projects" | |
| volumes: | |
| - ./v1.json:/usr/share/nginx/html/index.html:ro | |
| events: | |
| image: nginx:alpine | |
| ports: | |
| - 80 | |
| links: | |
| - reverse-proxy | |
| labels: | |
| - "traefik.enable=true" | |
| - "traefik.frontend.priority=20" | |
| - "traefik.frontend.rule=Path:/api{path:.*}/events" | |
| volumes: | |
| - ./v2.json:/usr/share/nginx/html/api/events:ro | |
| - ./v3.json:/usr/share/nginx/html/api/projects/1/events:ro | |
| reverse-proxy: | |
| image: traefik | |
| command: --web --web.address=:81 \ | |
| --docker --docker.watch --docker.domain=localhost \ | |
| --debug --logLevel=DEBUG \ | |
| --defaultentrypoints=http \ | |
| --entrypoints='Name:http Address::80' \ | |
| --docker.exposedbydefault=false | |
| ports: | |
| - 80:80 | |
| - 81:81 | |
| volumes: | |
| - /var/run/docker.sock:/var/run/docker.sock | |
| - /dev/null:/traefik.toml |
| {"version": 1} |
| {"version": 2} |
| {"version": 3} |
Here an example using consul
https://gist.github.com/juanpabloaj/f7dc576924f8e6c49222bcc098edd619