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#!/bin/bash
#
# This script is used to setup Kolla Docker environment,
# after running this script, you can run Kolla functional test.
# NOTE: This script was only tested on redhat/debian/suse platform families.
#
set -xu
DOCKER_MIN_VERSION=1.6.0
function check_prerequisites() {
if [[ $EUID -ne 0 ]]; then
echo "You must execute this script as root." 1>&2
exit 1
fi
if [ "$OSTYPE" != "linux-gnu" ]; then
echo Platform not supported
exit 255
fi
if [ "$HOSTTYPE" != "x86_64" ]; then
echo Machine type not supported
exit 255
fi
}
function check_docker_version() {
local docker_version
local result
if type docker &>/dev/null; then
docker_version=$(docker --version 2>/dev/null | awk -F"[ ,]" '{print $3}')
result=$(awk 'BEGIN{print '$docker_version' >= '$DOCKER_MIN_VERSION'}')
if [ $result = 1 ]; then
return 0
fi
fi
return 1
}
function start_docker() {
pkill -x -9 docker
if check_docker_version; then
docker -d &>/dev/null &
else
curl -sSL https://get.docker.com/builds/Linux/x86_64/docker-$DOCKER_MIN_VERSION -o /usr/local/bin/docker
chmod +x /usr/local/bin/docker
/usr/local/bin/docker -d &>/dev/null &
fi
}
function create_group() {
getent group docker
result=$?
if [ $result -eq 0 ]; then # 0: key already exists, nothing to do
return
elif [ $result -eq 2 ]; then # 2: key could not be found in database
groupadd docker
chown root:docker /var/run/docker.sock
usermod -a -G docker ${SUDO_USER:-$USER}
else
echo Unexpected failure: $result
exit
fi
}
# Check for root privileges and correct platform
check_prerequisites
# Start Docker service
start_docker
# Ensure executing user is placed in the docker group
create_group
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