Wireguard

plesk, docker, wireguard

how-to

• https://linuxiac.com/how-to-set-up-wireguard-vpn-with-docker/
• https://github.com/ngoduykhanh/wireguard-ui
• https://docs.linuxserver.io/images/docker-wireguard

prerequisite

Plesk

• watch out for plesk-default-firewall-rules! System policy for traffic forwarding = Deny forwarding of all other traffic
  • change to Allow ...
• add firewall-rule Allow incoming from all on port 51820/udp
• add Plesk Docker Extension
• add Additional nginx directives

location / {
	proxy_pass http://localhost:5000;
}

shell

• apt install docker-compose
• edit /etc/sysctl.conf net.ipv4.ip_forward=1
  • reload sysctl -p
• check kernel module modprobe wireguard

docker compose

• mkdir /var/www/vhosts/guard.grade.de/wireguard
• cd /var/www/vhosts/guard.grade.de/wireguard
• docker-compose.yaml

version: "3"

services:
  wireguard:
    image: linuxserver/wireguard:latest
    container_name: wireguard
    cap_add:
      - NET_ADMIN
    volumes:
      - ./config:/config
    ports:
      # port for wireguard-ui. this must be set here as the `wireguard-ui` container joins the network of this container and hasn't its own network over which it could publish the ports
      - "5000:5000"
      # port of the wireguard server
      - "51820:51820/udp"

  wireguard-ui:
    image: ngoduykhanh/wireguard-ui:latest
    container_name: wireguard-ui
    depends_on:
      - wireguard
    cap_add:
      - NET_ADMIN
    # use the network of the 'wireguard' service. this enables to show active clients in the status page
    network_mode: service:wireguard
    environment:
      - SENDGRID_API_KEY
      - EMAIL_FROM_ADDRESS
      - EMAIL_FROM_NAME
      - SESSION_SECRET
      - WGUI_USERNAME=admin
      - WGUI_PASSWORD=admin
      - WG_CONF_TEMPLATE
      - WGUI_MANAGE_START=true
      - WGUI_MANAGE_RESTART=true
    logging:
      driver: json-file
      options:
        max-size: 50m
    volumes:
      - ./db:/app/db
      - ./config:/etc/wireguard

• testing docker-compose up
• production docker-compose up -d

wireguard-ui

• https://guard.grade.de/global-settings
  • check Endpoint Address
  • edit Wireguard Config File Path: /etc/wireguard/wg_confs/wg0.conf
• https://guard.grade.de/wg-server
  • Post Up Script iptables -A FORWARD -i wg0 -j ACCEPT;iptables -A FORWARD -o wg0 -j ACCEPT; iptables -t nat -A POSTROUTING -o ens6 -j MASQUERADE
  • Post Down Script iptables -D FORWARD -i wg0 -j ACCEPT; iptables -D FORWARD -o wg0 -j ACCEPT; iptables -t nat -D POSTROUTING -o ens6 -j MASQUERADE
• add clients
• apply config