Docker Private Registry (using docker-compose, nginx-proxy, jrcs/letsencrypt-nginx-proxy-companion, registry:2)

pdr-docker-compose.yml

version : "2"
services:
    nginx-proxy:
        image: jwilder/nginx-proxy
        ports:
            - 80:80
            - 443:443
        volumes:
            - /etc/pdr/html:/usr/share/nginx/html
            - /etc/pdr/vhost.d:/etc/nginx/vhost.d
            - /etc/pdr/certs:/etc/nginx/certs:ro
            - /var/run/docker.sock:/tmp/docker.sock:ro
        labels:
            - "com.github.jrcs.letsencrypt_nginx_proxy_companion.nginx_proxy"

    nginx-letsencrypt:
        image: jrcs/letsencrypt-nginx-proxy-companion
        links:
            - nginx-proxy
        volumes:
            - /etc/pdr/html:/usr/share/nginx/html
            - /etc/pdr/vhost.d:/etc/nginx/vhost.d
            - /etc/pdr/certs:/etc/nginx/certs:rw
            - /var/run/docker.sock:/var/run/docker.sock:ro

    pdr:
        image: registry:2
        volumes:
            - /etc/docker-nginx/data:/var/lib/registry
            - /etc/docker-nginx/certs:/certs
            - /etc/docker-nginx/auth:/auth
        environment:
            - VIRTUAL_HOST=docker.example.com
            - VIRTUAL_PORT=5000
            - LETSENCRYPT_HOST=docker.example.com
            - LETSENCRYPT_EMAIL=mail@example.com
            - REGISTRY_AUTH=htpasswd
            - REGISTRY_AUTH_HTPASSWD_REALM="ExampleRealm"
            - REGISTRY_AUTH_HTPASSWD_PATH=/auth/.htpasswd
            

Create passwords file

docker run --entrypoint htpasswd registry:2 -Bbn username password > /etc/pdr/auth/.htpasswd

Start containers

docker-compose up -d

Credits

Thanks to: https://mtarnawa.org/2017/11/10/running-secured-private-docker-registry-nginx-proxy-letsencrypt/