backup-docker/vvv.sh

147 lines
3.6 KiB
Bash
Executable File

#!/bin/bash
#set -o xtrace
set -u
set -o pipefail
if [[ $(id -u) -ne "0" ]]; then
printf "Elevated privileges required\n"
exit 1
fi
usage () {
printf "Usage: vvv.sh <options> <project>\n"
printf " project = Compose project folder.\n"
printf " Option r: restore operation\n"
printf " Option d: keep containers down - don't bring back up\n"
}
RESTORE="false"
DOWN="false"
OUTPUT=" Option: BACKUP OPERATION"
while getopts ':rd' OPT; do
case $OPT in
r) RESTORE="true"; OUTPUT=" Option: RESTORE OPERATION";;
d) DOWN="true"; OUTPUT="${OUTPUT} Option: KEEP DOWN";;
\?) usage; exit;;
esac
done
shift $((OPTIND -1))
scripts () {
for MODE in backup restore; do
FILE="docker-${MODE}.sh"
SCRIPT="#!/bin/bash"$'\n'
SCRIPT="${SCRIPT}docker run --rm \\"$'\n'
SCRIPT="${SCRIPT} --name volumerize \\"$'\n'
SCRIPT="${SCRIPT} -e TZ=Australia/Perth \\"$'\n'
SCRIPT="${SCRIPT} -e VOLUMERIZE_SOURCE=/source \\"$'\n'
SCRIPT="${SCRIPT} -e VOLUMERIZE_TARGET=file:///backup \\"$'\n'
SCRIPT="${SCRIPT} -v backup_${PROJECT}-cache:/volumerize-cache \\"$'\n'
if [[ $MODE == "restore" ]]; then
SCRIPT="${SCRIPT} -v backup_${PROJECT}-volume:/backup:ro \\"$'\n'
for VOL in $VOLUMES; do
SCRIPT="${SCRIPT} -v ${VOL}:/source/${VOL} \\"$'\n'
done
SCRIPT="${SCRIPT} blacklabelops/volumerize:1.7.1 restore"$'\n'$'\n'
elif [[ $MODE == "backup" ]]; then
SCRIPT="${SCRIPT} -v backup_${PROJECT}-volume:/backup \\"$'\n'
for VOL in $VOLUMES; do
SCRIPT="${SCRIPT} -v ${VOL}:/source/${VOL}:ro \\"$'\n'
done
SCRIPT="${SCRIPT} blacklabelops/volumerize:1.7.1 backup"$'\n'$'\n'
else
printf "Fatal error 1.\n"
exit 1
fi
printf "${SCRIPT}" |sudo -u "#${USER?err}" tee "${FILE}"
done
}
if [[ ! $# -eq 1 ]]; then
usage
exit 1
fi
PROJECT="$1"
if [[ ! -d "../${PROJECT}" ]]; then
printf "Folder ${1} does not exist!\n"
exit 1
fi
VOLUMES="$(ls /var/lib/docker/volumes |grep "${PROJECT}_")"
if [[ -z "$VOLUMES" ]]; then
printf "There are no volumes found to backup/restore!\n"
exit 1
fi
printf "${OUTPUT}\n"
if timeout --preserve-status --foreground 10 bash -c 'read -r -s -N 1 -p "Starting delay of 10 seconds. Press a key to cancel... "'; then
printf "cancelled\n"
exit 1
else
printf "starting\n"
fi
USER=$(stat -c '%u' $BASH_SOURCE)
pushd "../${PROJECT}" > /dev/null || exit 1
if [[ $RESTORE == "true" ]] && [[ ! -f docker-restore.sh ]]; then
echo "Problem: docker-restore.sh missing!"
exit 1
fi
if [[ ! $RESTORE == "true" ]]; then
scripts
fi
for COMP in docker-compose*.yml; do
if command -v docker-compose; then
COMMAND="docker-compose -f $COMP stop"
else
COMMAND="docker compose -f $COMP stop"
fi
printf "${COMMAND}\n"
if ! bash -c "${COMMAND}"; then
printf "Services 'docker compose stop' error."
exit 1
fi
done
for COMP in docker-compose*.yml; do
if command -v docker-compose; then
COMMAND="docker-compose -f $COMP rm -f"
else
COMMAND="docker compose -f $COMP rm -f"
fi
printf "${COMMAND}\n"
if ! bash -c "${COMMAND}"; then
printf "Services 'docker compose rm' error."
exit 1
fi
done
if [[ $RESTORE == "true" ]]; then
bash "./docker-restore.sh"
else
bash "./docker-backup.sh"
if [[ $DOWN = "false" ]]; then
for COMP in docker-compose*.yml; do
if command -v docker-compose; then
COMMAND="docker-compose -f $COMP up -d"
else
COMMAND="docker compose -f $COMP up -d"
fi
printf "${COMMAND}\n"
if ! bash -c "${COMMAND}"; then
printf "Services 'up' error."
exit 1
fi
done
fi
fi
popd > /dev/null || exit 1