Script to prevent sleep while docker specific containers is running

01-pm-block-sleep-docker.sh

#!/usr/bin/env bash

##############
### Config ###
##############
DOCKER_CONTAINER_NAMES=(
	"CONTAINER NAME"
	"CONTAINER NAME2" 
) 

##################
### Processing ###
##################
APP_NAME="$(basename "$0")"
PM_ACTION="${1}"
LOGGER_BIN="$(which logger)"
SYSLOG_FACILITY="daemon"
LOGGER_BASE="${LOGGER_BIN} -t ${APP_NAME} " 

DOCKER_BIN="$(which docker)"
### Validate if docker is installed. Fail Gracefully
if [ $? -ne 0 ] ; then
	"${LOGGER_BASE}" -p ${SYSLOG_FACILITY}.error -- "Docker executable is not installed. Assumed not running" 
	exit 0 
fi 



case "${PM_ACTION}" in
	"suspend"|"hibernate") 
		for CONTAINER_NAME in "${DOCKER_CONTAINER_NAMES[@]}" ; do
			"$DOCKER_BIN" ps --filter "status=running" --no-trunc |grep -q "${CONTAINER_NAME}" 
			DOCKER_RET=$?
			if [ ${DOCKER_RET} -eq 0 ] ; then
				"${LOGGER_BASE}" -p ${SYSLOG_FACILITY}.notice -- "docker container ${CONTAINER_NAME} is blocking the system from going to into ${PM_ACTION}"
				exit 1
			else 
				"${LOGGER_BASE}" -p ${SYSLOG_FACILITY}.debug -- "docker container ${CONTAINER_NAME} is not blocking the system from going to into ${PM_ACTION}"
			fi
		done
		;;
esac
exit 0