#!/bin/bash
source rabbitInstaller.conf

echo
echo "Script started"
echo _______________
echo

#Check if script is run with sudo permissions
if [ "$EUID" -ne 0 ]
    then echo -e "Please run this script as a root \n"&& exit
fi

DOCKER_INSTALLED=`docker -v &> /dev/null && echo 1 || echo 0`

if [ $DOCKER_INSTALLED = 1 ]
    then
        echo "Docker already installed: "
        docker -v
        echo
        echo "Recommended version is "
        read -p "Do you want to continue [Y/N]: " ANSWER
        if [ $ANSWER != "Y" ] && [ $ANSWER != "y" ]
            then
                echo
                echo exit
        fi
    else
        echo
        echo "Executing 'yum install -y yum-utils device-mapper-persistent-data lvm2' command..."
        echo
        yum install -y yum-utils device-mapper-persistent-data lvm2

        echo
        echo "Executing 'yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo' command..."
        echo
        yum-config-manager --add-repo https://download.docker.com/linux/centos/docker-ce.repo

        echo
        echo "Executing 'yum install -y docker-ce docker-ce-cl containerd.io' command..."
        echo
        yum install -y docker-ce docker-ce-cl containerd.io
fi


echo
echo "Executing 'systemctl start docker' command..."
echo
systemctl start docker

echo
echo "Executing 'docker pull rabbitmq' command..."
echo
docker pull rabbitmq

#check if Container with specified name already exists
docker ps -a | grep $CONTAINERNAME && echo -e "\nContainer with this name already exists, exiting.\n" && exit

echo
echo "Executing 'docker run -d --hostname $HOSTNAME --name $CONTAINERNAME -p 15672:15672 -p 5671:5671 -p 5672:5672 -p 25672:25672 -p 4369:4369 -e RABBITMQ_DEFAULT_USER=$USER -e RABBITMQ_DEFAULT_PASS=$PASSWORD rabbitmq:3-management' command..."
echo


docker run -d --hostname $HOSTNAME --name $CONTAINERNAME -p 15672:15672 -p 5671:5671 -p 5672:5672 -p 25672:25672 -p 4369:4369 -e RABBITMQ_DEFAULT_USER=$USER -e RABBITMQ_DEFAULT_PASS=$PASSWORD rabbitmq:3-management || echo -e "\nFailed to run rabbit\n" && exit
echo "Completed"