#!/bin/bash
#
# This script can be used to pull all of the docker images for the
# containers that compose Kolla.  This is primarily used to update
# containers after a rebuild.  Run with the option docker or compose
# to select the pull tool.

if [[ $EUID -ne 0 ]]; then
    echo "You must execute this script as root." 1>&2
    exit 1
fi

usage () {
    cat <<EOF
Usage: $0 [mode]

Options:

--docker, -d  - Pull with docker client
--compose, -c - Pull with docker-compose client
EOF
}

case "$1" in

(''|--help|-h) usage
            exit 0
            ;;

(--docker|-d)
            shift
            PULL_TOOL=docker
            ;;

(--compose|-c)
            shift
            PULL_TOOL=compose
            ;;
esac

# Move to top level directory
REAL_PATH=$(python -c "import os,sys;print os.path.realpath('$0')")
cd "$(dirname "$REAL_PATH")/.."

if [[ "${PULL_TOOL}" == 'compose' ]]; then

    echo Pulling with docker-compose.
    echo Pulling rabbitmq.
    docker-compose -f ./compose/rabbitmq.yml pull

    echo Pulling mariadb.
    docker-compose -f ./compose/mariadb.yml pull

    echo Pulling keystone.
    docker-compose -f ./compose/keystone.yml pull

    echo Pulling glance.
    docker-compose -f ./compose/glance-api-registry.yml pull

    echo Pulling nova controller.
    docker-compose -f ./compose/nova-api-conductor-scheduler.yml pull

    echo Pulling nova compute with nova networking.
    docker-compose -f ./compose/nova-compute-network.yml pull

    echo Pulling heat.
    docker-compose -f ./compose/heat-api-engine.yml pull

    echo Pulling Horizon.
    docker-compose -f ./compose/horizon.yml pull
fi

if [[ "${PULL_TOOL}" == 'docker' ]]; then
    echo Pulling mariadb.
    docker pull kollaglue/centos-rdo-mariadb-data
    docker pull kollaglue/centos-rdo-mariadb-app

    echo Pulling keystone.
    docker pull kollaglue/centos-rdo-keystone

    echo Pulling glance.
    docker pull kollaglue/centos-rdo-glance-api
    docker pull kollaglue/centos-rdo-glance-registry

    echo Pulling nova controller.
    docker pull kollaglue/centos-rdo-nova-conductor
    docker pull kollaglue/centos-rdo-nova-api
    docker pull kollaglue/centos-rdo-nova-scheduler

    echo Pulling nova compute with nova networking.
    docker pull kollaglue/centos-rdo-nova-compute-data
    docker pull kollaglue/centos-rdo-nova-libvirt
    docker pull kollaglue/centos-rdo-nova-network
    docker pull kollaglue/centos-rdo-nova-compute

    echo Pulling heat.
    docker pull kollaglue/centos-rdo-heat-api
    docker pull kollaglue/centos-rdo-heat-engine

    echo Pulling horizon.
    docker pull kollaglue/centos-rdo-horizon
fi