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Finish backup script with remote repo

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This commit is contained in:
Thomas Kleinendorst 2025-01-14 17:03:11 +01:00
parent b6532afc9d
commit 3c0ea05f5c
1 changed files with 9 additions and 12 deletions
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21
roles/backups/files/backup_script.sh
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@ -11,16 +11,15 @@ configurationFileLocation=$1
# running out of disk space. Note however that borg specifically might make use of cache directories # running out of disk space. Note however that borg specifically might make use of cache directories
# in the home directory which aren't on this disk, let's tackle this problem when it actually starts failing... # in the home directory which aren't on this disk, let's tackle this problem when it actually starts failing...
workDirPath=/bulk/backup_work_dir workDirPath=/bulk/backup_work_dir
borgRepoDir="$workDirPath/borg_backups" # Used throughout the script
logInfo "Creating working directory at: $workDirPath..." logInfo "Creating working directory at: $workDirPath..."
mkdir -p "$workDirPath" mkdir -p "$workDirPath"
cleanup() { cleanup() {
logInfo "Backup interrupted" logInfo "Removing working directory at: $workDirPath..."
# rm -f "$workDirPath" # TODO: Enable rm -rf "$workDirPath"
exit 2
} }
trap 'cleanup' INT TERM trap 'logInfo "Backup interrupted"; cleanup; exit 2' INT TERM
trap 'logInfo "Backup completed, cleaning up..."; cleanup' EXIT
# region: ------ DB_BACKUPS ----------------------------------------------------------------------- # region: ------ DB_BACKUPS -----------------------------------------------------------------------
createDatabaseBackup() { createDatabaseBackup() {
@ -113,25 +112,24 @@ createAllDockerVolumeBackups() {
# region: ------ BORG_BACKUPS --------------------------------------------------------------------- # region: ------ BORG_BACKUPS ---------------------------------------------------------------------
createArchiveInRepository() { createArchiveInRepository() {
logInfo "Creating new archive in Borg repository (at $borgRepoDir)..." logInfo "Creating new archive in Borg repository (at $BORG_REPO)..."
( (
cd "$workDirPath" cd "$workDirPath"
# Note that BORG_PASSPHRASE is supposed to be set, otherwise a passowrd prompt will be present... # Note that both BORG_PASSPHRASE and BORG_REPO should be set, otherwise a password prompt will be present...
borg create --stats --verbose --show-rc --compression zstd,11 \ borg create --stats --verbose --show-rc --compression zstd,11 \
"$borgRepoDir::{fqdn}-{now:%Y-%m-%d}" \ "::{fqdn}-{now:%Y-%m-%d}" \
./docker_volumes ./postgres ./docker_volumes ./postgres
logInfo "Pruning old backups..." logInfo "Pruning old backups..."
# Copied from: https://borgbackup.readthedocs.io/en/stable/quickstart.html as it seems # Copied from: https://borgbackup.readthedocs.io/en/stable/quickstart.html as it seems
# like good defaults. # like good defaults.
borg prune --verbose --glob-archives '{fqdn}-*' --show-rc \ borg prune --verbose --glob-archives '{fqdn}-*' --show-rc \
--keep-daily 7 --keep-weekly 4 --keep-monthly 6 \ --keep-daily 7 --keep-weekly 4 --keep-monthly 6
"$borgRepoDir"
logInfo "Compacting repository..." logInfo "Compacting repository..."
borg compact --verbose --show-rc "$borgRepoDir" borg compact --verbose --show-rc
) )
} }
# endregion: --- BORG_BACKUPS --------------------------------------------------------------------- # endregion: --- BORG_BACKUPS ---------------------------------------------------------------------
@ -141,6 +139,5 @@ createAllDatabaseBackups
echo echo
createAllDockerVolumeBackups createAllDockerVolumeBackups
echo echo
# TODO: fetchOldBackupRepositoryFromCloud
createArchiveInRepository createArchiveInRepository
# endregion: --- PREPARE_BACKUP_FILES ------------------------------------------------------------- # endregion: --- PREPARE_BACKUP_FILES -------------------------------------------------------------