使用Nginx來作為Registry Proxy

mkdir auth
mkdir data

# This is the main nginx configuration you will use
cat <<EOF > auth/registry.conf
upstream docker-registry {
  server registry:5000;
}

server {
  listen 443 ssl;
  server_name myregistrydomain.com;

  # SSL
  ssl_certificate /etc/nginx/conf.d/domain.crt;
  ssl_certificate_key /etc/nginx/conf.d/domain.key;

  # disable any limits to avoid HTTP 413 for large image uploads
  client_max_body_size 0;

  # required to avoid HTTP 411: see Issue #1486 (https://github.com/docker/docker/issues/1486)
  chunked_transfer_encoding on;

  location /v2/ {
    # Do not allow connections from docker 1.5 and earlier
    # docker pre-1.6.0 did not properly set the user agent on ping, catch "Go *" user agents
    if (\$http_user_agent ~ "^(docker\/1\.(3|4|5(?!\.[0-9]-dev))|Go ).*\$" ) {
      return 404;
    }

    # To add basic authentication to v2 use auth_basic setting plus add_header
    auth_basic "registry.localhost";
    auth_basic_user_file /etc/nginx/conf.d/registry.password;
    add_header 'Docker-Distribution-Api-Version' 'registry/2.0' always;

    proxy_pass                          http://docker-registry;
    proxy_set_header  Host              \$http_host;   # required for docker client's sake
    proxy_set_header  X-Real-IP         \$remote_addr; # pass on real client's IP
    proxy_set_header  X-Forwarded-For   \$proxy_add_x_forwarded_for;
    proxy_set_header  X-Forwarded-Proto \$scheme;
    proxy_read_timeout                  900;
  }
}
EOF

# Now, create a password file for "testuser" and "testpassword"
echo 'testuser:$2y$05$.nIfPAEgpWCh.rpts/XHX.UOfCRNtvMmYjh6sY/AZBmeg/dQyN62q' > auth/registry.password

# Alternatively you could have achieved the same thing with htpasswd
# htpasswd -Bbc auth/registry.password testuser testpassword

# Copy over your certificate files
cp domain.crt auth
cp domain.key auth

# Now create your compose file

cat <<EOF > docker-compose.yml
nginx:
  image: "nginx:1.9"
  ports:
    - 5043:443
  links:
    - registry:registry
  volumes:
    - `pwd`/auth/:/etc/nginx/conf.d

registry:
  image: registry:2
  ports:
    - 127.0.0.1:5000:5000
  environment:
    REGISTRY_STORAGE_FILESYSTEM_ROOTDIRECTORY: /data
  volumes:
    - `pwd`/data:/data
EOF

Reference

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