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+#!/bin/bash
+##############################################################################
+# Copyright (c) 2017 Huawei Technologies Co.,Ltd and others.
+#
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+##############################################################################
+
+usage="Script to clear up dockers and their images.
+
+usage:
+ bash $(basename "$0") [-h|--help] [-d|--docker <docker name>] [--debug]
+
+where:
+ -h|--help show the help text
+ -d|--docker specify dockers' name
+ <docker name> keyword of dockers' name used to find dockers
+ e.g. keyword "bottlenecks" to find "opnfv/bottlenecks:*"
+ --debug print debug information with default false
+
+examples:
+ $(basename "$0")
+ $(basename "$0") -d bottlenecks --debug"
+
+clnup_debug=false
+
+while [[ $#>0 ]]; do
+ clnup_docr="$1"
+ case $clnup_docr in
+ -h|--help)
+ echo "$usage"
+ exit 0
+ shift
+ ;;
+ -d|--docker)
+ docker_name="$2"
+ shift
+
+ if [[ $2 == "--debug" ]]; then
+ clnup_debug=true
+ shift
+ fi
+ ;;
+ --debug)
+ clnup_debug=true
+ shift
+ if [[ "$1" == "-d" || "$1" == "--docker" ]]; then
+ docker_name="$2"
+ shift
+ fi
+ ;;
+ *)
+ echo "unknow options $1 $2 $3"
+ exit 1
+ ;;
+ esac
+ shift
+done
+
+
+# check if docker name is empty
+if [[ $docker_name == "" ]]; then
+ echo empty docker name
+ exit 1
+fi
+
+# clean up dockers and their images with keyword in their names
+[[ $clnup_debug == true ]] && redirect="/dev/stdout" || redirect="/dev/null"
+
+echo "$docker_name: docker containers/images cleaning up"
+
+dangling_images=($(docker images -f "dangling=true" | grep $docker_name | awk '{print $3}'))
+if [[ -n $dangling_images ]]; then
+ echo "Removing $docker_name:<none> dangling images and their containers"
+ docker images | head -1 && docker images | grep $dangling_images
+ for image_id in "${dangling_images[@]}"; do
+ echo "$docker_name: Removing dangling image $image_id"
+ docker rmi -f $image_id >${redirect}
+ done
+fi
+
+for image_id in "${dangling_images[@]}"; do
+ if [[ -n $(docker ps -a | grep $image_id) ]]; then
+ echo "$docker_name: Removing containers associated with dangling image: $image_id"
+ docker ps -a | head -1 && docker ps -a | grep $image_id
+ docker ps -a | grep $image_id | awk '{print $1}'| xargs docker rm -f >${redirect}
+ fi
+done
+
+if [[ -n $(docker ps -a | grep $docker_name) ]]; then
+ echo "Removing existing $docker_name containers"
+ docker ps -a | head -1 && docker ps -a | grep $docker_name
+ docker ps -a | grep $docker_name | awk '{print $1}' | xargs docker rm -f >$redirect
+fi
+
+if [[ -n $(docker images | grep $docker_name) ]]; then
+ echo "$docker_name: docker images to remove:"
+ docker images | head -1 && docker images | grep $docker_name
+ image_ids=($(docker images | grep $docker_name | awk '{print $3}'))
+ for image_id in "${image_ids[@]}"; do
+ echo "Removing docker image $docker_name:$tag..."
+ docker rmi $image_id >$redirect
+ done
+fi