docker.jcg.re/caddy

Tags:

• latest: latest stable version (currently 0.10.10)
• v0.10.10: v0.10.10 of caddy
• v0.10.9: v0.10.9 of caddy
• v0.10.8: v0.10.8 of caddy
• v0.10.7: v0.10.7 of caddy
• v0.10.6: v0.10.6 of caddy
• v0.10.5: v0.10.5 of caddy
• v0.10.4: v0.10.4 of caddy

Build-time variables

• CLONE_URL: From where to clone caddy (default: https://github.com/mholt/caddy.git)
• BRANCH: Which branch to use. (default: `latest stable tag)

Environment variables

• UID: user id (default: 192)
• GID: group id (default: 192)
• DOMAIN: the domain that should be served (required for automatic tls)
• EMAIL: the email address to use for let's encrypt (required for automatic tls)
• USE_QUIC: set this to anything to enable experimental quic support (default: off)
• LE_STAGING: use staging let's encrypt endpoint (default: off -> production)

Volumes

• /etc/caddy/Caddyfile: webserver configuration (optional)
• /var/www/: content to serve
• /caddy: caddy will store it's certificates here (recommended if tls is active)

Ports

• 80
• 443

Basic docker-compose.yml example

Insecure example serving the contents of ./websiteon port 80:

version: '2'

services:
    caddy:
        image: docker.jcg.re/caddy
        container_name: caddy
        ports:
            - 80:80
        volumes:
            - ./website:/var/www/

Secure example serving the contents of ./websiteon https://example.com/ with an automatic redirect to https:

version: '2'

services:
    caddy:
        image: docker.jcg.re/caddy
        container_name: caddy
        ports:
            - 80:80
            - 443:443
        volumes:
            - ./website:/var/www/
        environment:
            - DOMAIN=example.com
            - EMAIL=you@example.com

Custom example doing whatever-the-fuck-you-want (take a look at https://caddyserver.com/docs):

version: '2'

services:
    caddy:
        image: docker.jcg.re/caddy
        container_name: caddy
        ports:
            - 80:80
            - 443:443
        volumes:
            - ./website:/var/www
            - ./Caddyfile:/etc/Caddyfile