#!/bin/bash
QEMU_PIDS=$(pgrep qemu)
if [[ $COMPUTE ]] && [[ $QEMU_PIDS ]] && [[ $(ps --no-headers wwwup $QEMU_PIDS | grep --invert-match '\-xen\-domid 0') ]]; then
    echo "Some qemu processes were detected."
    echo "Docker will not be able to stop the nova_libvirt container with those running."
    echo "Please clean them up before rerunning this script."
    exit 1
fi

if [ -n "$1" ]; then
    containers_to_kill=($(docker ps | grep -E "$1" | awk '{print $1}'))
    volumes_to_remove=($(docker volume ls | grep -E "$1" | awk '{print $1}'))
else
    containers_to_kill=$(docker ps --filter "label=kolla_version" --format "{{.Names}}" -a)

    volumes_to_remove=$(docker inspect -f '{{range .Mounts}} {{printf "%s\n" .Name }}{{end}}' ${containers_to_kill} | \
        egrep -v '(^\s*$)' | sort | uniq)
fi

echo "Stopping containers..."
(docker stop -t 2 ${containers_to_kill} 2>&1) > /dev/null

echo "Removing containers..."
(docker rm -v -f ${containers_to_kill} 2>&1) > /dev/null

echo "Removing volumes..."
(docker volume rm ${volumes_to_remove} 2>&1) > /dev/null

echo "All cleaned up!"