#! /bin/bash

wordpressPath=/srv/wp01
wordpressName=wordpress01
wordpressPwd=pAssw0rd
wordpressDbClusterSize=3
wordpressClusterSize=10
wordpressUrl=test.example.com

##################################

mkdir -p "$wordpressPath"/db
mkdir -p "$wordpressPath"/www

docker network create --driver=overlay $wordpressName

docker service create --name "$wordpressName"-db-cluster \
	--network $wordpressName \
	--replicas=1 \
        --env MYSQL_ROOT_PASSWORD=$wordpressPwd \
        --env MYSQL_DATABASE=wordpress \
	--env DB_SERVICE_NAME="$wordpressName"-db-cluster \
	toughiq/mariadb-cluster

sleep 15

docker service scale "$wordpressName"-db-cluster="$wordpressDbClusterSize"

docker service create --name wordpress01 \
--replicas 1 \
--network $wordpressName \
--network traefik-net \
--label traefik.port=80 \
--label traefik.frontend.rule=Host:"$wordpressUrl" \
-e WORDPRESS_DB_HOST="$wordpressName"-db-cluster \
-e WORDPRESS_DB_PASSWORD=$wordpressPwd \
-e WORDPRESS_DB_USER=root \
--mount type=bind,source="$wordpressPath"/www,target=/var/www/html \
wordpress:latest

docker service scale "$wordpressName"="$wordpressClusterSize"