#!/bin/bash
# master: {{ vm_mastering }}
# edited: 2023-09-25
# updated: {{ ansible_date_time.date }}

doBuildSystem() {
    echo "v{{ vm_mastering }}"
}

# Display introduction
doIntro() {
    echo
    echo "Docker Networks Managment: $HOSTNAME"
    doBuildSystem
    echo
}

# Show date/time header
doHeader() {
    NOW=`date +"%Y/%m/%d %H:%M:%S"`
    echo "- $NOW"
    echo ""
}

if [ "$(id -u)" != "0" ]; then
    doIntro
    doHeader
    echo
    echo "This script must be run as root" 1>&2
    echo
    exit 1
fi

SELF=$(realpath $0)
SCRIPT=$(basename $SELF)
CWD=$(realpath $(pwd))
STACKS=$CWD
HOSTNAME=$(hostname)

cd $STACKS

doIntro
doHeader

if [ "$HOSTNAME" == "{{ vm_main_name }}" ]; then
    echo " - Create Traefik Network"
    docker network create \
        --attachable \
        --driver bridge \
        --ipv6 \
        --opt "com.docker.network.bridge.name={{ vm_docker_traefik_network }}" \
        --opt "com.docker.network.driver.mtu=1500" \
        traefik
else
    echo " - Only for use on {{ vm_main_name }} !!!"
fi

exit 0