This script is used to install older version of docker using deb package

Setup_DockerOld_Ubuntu.sh

#!/bin/bash
# This script is used to install older version of docker 
# using deb package
# Author Mansur Ul Hasan
# EMail [email protected]

InstallDep () {
                echo "deb http://security.ubuntu.com/ubuntu trusty-security main" >> /etc/apt/sources.list
                apt-get update
		apt-get install build-essential -y
                apt-get install libsystemd-journal0 -y
}

PackageInstall () {
                echo "Downloading Docker version 1.12 for Ubuntu Trusty"
                wget https://apt.dockerproject.org/repo/pool/main/d/docker-engine/$version.deb
                dpkg -i $version.deb
                sleep 20
                dockerd &
}

DependenciesCheck () {

depCheck=`dpkg -l libsystemd-journal0 > /tmp/depcheck`
        if [ -s "$_file" ]
        then
                PackageInstall
        else
                InstallDep
                PackageInstall
        fi
}

CheckAvailableVersion () {
	curl https://apt.dockerproject.org/repo/pool/main/d/docker-engine/?fbclid=IwAR1Z3LdGAgnyKVET6KeRbQxZwMyU94h-mCqTa3b5OdD65Fb_OYZtNt44MjM |cut -d'"' -f2 |grep -v ":\|<" > versions.list
	cat versions.list 
	echo "While entering version do not include .deb "
	echo " "
	echo " "
	sleep 10
	read -p "Enter version need to install " version

	# Installation Function 
	DependenciesCheck
}
CheckAvailableVersion