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#!/bin/bash
set -e
docker_ps_opts=""
dry_run=false
hours="10"
OPTS="`getopt -o v -l docker_ps_opts:,dry_run,hours: -- "$@"`"
while test $# -gt 1; do
case $1 in
--docker_ps_opts) docker_ps_opts="$2"; shift ;;
--dry_run) dry_run="$2"; shift ;;
--hours) hours="$2"; shift ;;
-v) set -x ;;
esac
shift
done
if [ "$hours" -lt "1" ]; then
echo "ERROR: Refusing to delete containers that are $hours days old"
exit 1
fi
echo "Container report before:"
docker ps $docker_ps_opts
rm_containers=()
for container in $(docker ps --format "{{.ID}} {{.RunningFor}}" $docker_ps_opts | grep "hour" | cut -d" " -f 1); do
if [ "$(docker ps --format "{{.ID}} {{.RunningFor}}" $docker_ps_opts | grep "$container:" | cut -d" " -f 2)" -gt "$hours" ]; then
rm_containers=("${rm_containers[@]}" $container)
fi
done
status="0"
if [ ${#rm_containers[@]} != 0 ]; then
echo "Removing containers: ${rm_containers[@]}"
if ! $dry_run; then
for container in "${rm_containers[@]}"; do
echo "Removing container $container"
docker rm -f -v $container | true
if [ x"${PIPESTATUS[0]}" = x"0" ]; then
echo "SUCCESS"
else
echo "FAILED"
status="1"
fi
done
else
echo "DRY_RUN: NOT REMOVING CONTAINERS"
status="1"
fi
echo "Containers report after:"
docker ps $docker_ps_opts
fi
exit $status
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