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Support BACKUP_TMP_DIR to not immediately write to backup dir as this can cause broken backups to be used when being restored

This commit is contained in:
Marco Krammer 2019-10-17 09:19:50 +02:00
parent 930058d5b2
commit ae3c527eb1
1 changed files with 4 additions and 2 deletions
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6
backup/pvc/bin/backup.sh
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@ -4,14 +4,16 @@ set -eo pipefail
[[ ! $# -eq 1 ]] && echo "Usage: $0 backup_number" && exit 1; [[ ! $# -eq 1 ]] && echo "Usage: $0 backup_number" && exit 1;
[[ -z "${BACKUP_DIR}" ]] && echo "Required 'BACKUP_DIR' env not set" && exit 1; [[ -z "${BACKUP_DIR}" ]] && echo "Required 'BACKUP_DIR' env not set" && exit 1;
[[ -z "${BACKUP_TMP_DIR}" ]] && echo "Required 'BACKUP_TMP_DIR' env not set" && exit 1;
[[ -z "${JENKINS_HOME}" ]] && echo "Required 'JENKINS_HOME' env not set" && exit 1; [[ -z "${JENKINS_HOME}" ]] && echo "Required 'JENKINS_HOME' env not set" && exit 1;
backup_number=$1 backup_number=$1
echo "Running backup" echo "Running backup"
tar -C ${JENKINS_HOME} -czf "${BACKUP_DIR}/${backup_number}.tar.gz" --exclude jobs/*/config.xml --exclude jobs/*/workspace* -c jobs tar -C ${JENKINS_HOME} -czf "${BACKUP_TMP_DIR}/${backup_number}.tar.gz" --exclude jobs/*/config.xml --exclude jobs/*/workspace* -c jobs && \
mv ${BACKUP_TMP_DIR}/${backup_number}.tar.gz ${BACKUP_DIR}/${backup_number}.tar.gz
[[ ! -s ${BACKUP_DIR}/${backup_number}.tar.gz ]] && echo "backup file '${BACKUP_DIR}/${backup_number}.tar.gz' is empty" && exit 1; [[ ! -s ${BACKUP_DIR}/${backup_number}.tar.gz ]] && echo "backup file '${BACKUP_DIR}/${backup_number}.tar.gz' is empty" && exit 1;
echo Done echo Done
exit 0 exit 0