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This commit is contained in:
Stefan Ostermann
2026-02-20 21:28:24 +01:00
parent a5f166692f
commit 133f2a816a
1 changed files with 3 additions and 0 deletions
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backup.sh
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@@ -96,6 +96,9 @@ check_mount
# Fail early if the backup base directory doesn't exist (drive not mounted / path wrong) # Fail early if the backup base directory doesn't exist (drive not mounted / path wrong)
[ -d "$BACKUP_BASE" ] || die "Backup base directory $BACKUP_BASE does not exist." [ -d "$BACKUP_BASE" ] || die "Backup base directory $BACKUP_BASE does not exist."
# Must be able to write into the backup base (e.g. run as root via sudo/cron)
[ -w "$BACKUP_BASE" ] || die "No write permission on $BACKUP_BASE — run as root (sudo)."
# Locking — base dir is confirmed to exist, so the lockfile write will succeed # Locking — base dir is confirmed to exist, so the lockfile write will succeed
lockfile="${BACKUP_BASE}/.backup.lock" lockfile="${BACKUP_BASE}/.backup.lock"
cleanup() { rm -f "$lockfile"; } cleanup() { rm -f "$lockfile"; }