borg-pull-backup.sh aktualisiert
This commit is contained in:
+32
-28
@@ -37,27 +37,28 @@ EXCLUDES=(
|
||||
"--exclude" "*.log"
|
||||
)
|
||||
|
||||
|
||||
# Aufbewahrungsrichtlinie
|
||||
KEEP_DAILY=7
|
||||
KEEP_WEEKLY=4
|
||||
KEEP_MONTHLY=6
|
||||
|
||||
|
||||
LOG="/var/log/borg-pull-backup.log"
|
||||
|
||||
|
||||
# =============================================================================
|
||||
# FUNKTIONEN
|
||||
# =============================================================================
|
||||
|
||||
|
||||
log() {
|
||||
echo "[$(date '+%Y-%m-%d %H:%M:%S')] $*" | tee -a "$LOG"
|
||||
}
|
||||
|
||||
|
||||
error_exit() {
|
||||
log "FEHLER: $*"
|
||||
cleanup
|
||||
exit 1
|
||||
}
|
||||
|
||||
|
||||
cleanup() {
|
||||
log "Aufräumen..."
|
||||
if mountpoint -q "$MOUNT_POINT" 2>/dev/null; then
|
||||
@@ -65,35 +66,35 @@ cleanup() {
|
||||
fusermount -u "$MOUNT_POINT" || umount "$MOUNT_POINT" || true
|
||||
fi
|
||||
}
|
||||
|
||||
|
||||
# Cleanup auch bei unerwarteten Fehlern
|
||||
trap cleanup EXIT ERR
|
||||
|
||||
|
||||
# =============================================================================
|
||||
# HAUPTPROGRAMM
|
||||
# =============================================================================
|
||||
|
||||
|
||||
log "============================================"
|
||||
log "Starte Pull-Backup von ${REMOTE_USER}@${REMOTE_HOST}"
|
||||
log "============================================"
|
||||
|
||||
|
||||
# --- 1. Voraussetzungen prüfen ---
|
||||
for cmd in borg sshfs fusermount ssh; do
|
||||
command -v "$cmd" &>/dev/null || error_exit "Programm nicht gefunden: $cmd"
|
||||
done
|
||||
|
||||
|
||||
[ -f "$SSH_KEY" ] || error_exit "SSH-Key nicht gefunden: $SSH_KEY"
|
||||
[ -d "$BORG_REPO" ] || error_exit "Borg-Repo nicht gefunden: $BORG_REPO – erst initialisieren!"
|
||||
|
||||
|
||||
# --- 2. Mountpunkt vorbereiten ---
|
||||
mkdir -p "$MOUNT_POINT"
|
||||
|
||||
|
||||
if mountpoint -q "$MOUNT_POINT"; then
|
||||
log "Vorheriger Mount gefunden, unmounte zuerst..."
|
||||
fusermount -u "$MOUNT_POINT" || true
|
||||
sleep 2
|
||||
fi
|
||||
|
||||
|
||||
# --- 3. Docker-Host mounten (read-only!) ---
|
||||
log "Mounte ${REMOTE_HOST} nach ${MOUNT_POINT} (read-only)..."
|
||||
sshfs \
|
||||
@@ -107,9 +108,9 @@ sshfs \
|
||||
"${REMOTE_USER}@${REMOTE_HOST}:/" \
|
||||
"$MOUNT_POINT" \
|
||||
|| error_exit "sshfs-Mount fehlgeschlagen"
|
||||
|
||||
|
||||
log "Mount erfolgreich."
|
||||
|
||||
|
||||
# --- 4. Backup-Pfade zusammenbauen ---
|
||||
FULL_PATHS=()
|
||||
for p in "${BACKUP_PATHS[@]}"; do
|
||||
@@ -121,13 +122,15 @@ for p in "${BACKUP_PATHS[@]}"; do
|
||||
log " WARNUNG: Pfad nicht gefunden, wird übersprungen: $full"
|
||||
fi
|
||||
done
|
||||
|
||||
|
||||
[ ${#FULL_PATHS[@]} -gt 0 ] || error_exit "Keine gültigen Backup-Pfade gefunden!"
|
||||
|
||||
|
||||
# --- 5. Borg-Backup erstellen ---
|
||||
ARCHIVE_NAME="${REMOTE_HOST}-$(date '+%Y-%m-%dT%H-%M-%S')"
|
||||
log "Erstelle Archiv: ${ARCHIVE_NAME}"
|
||||
|
||||
|
||||
# set -e kurz deaktivieren damit rc 1 (Warnung) den Script nicht abbricht
|
||||
set +e
|
||||
borg create \
|
||||
--verbose \
|
||||
--filter AME \
|
||||
@@ -140,26 +143,27 @@ borg create \
|
||||
"${BORG_REPO}::${ARCHIVE_NAME}" \
|
||||
"${FULL_PATHS[@]}" \
|
||||
2>&1 | tee -a "$LOG"
|
||||
|
||||
|
||||
BORG_EXIT=${PIPESTATUS[0]}
|
||||
|
||||
set -e
|
||||
|
||||
case $BORG_EXIT in
|
||||
0) log "Backup erfolgreich abgeschlossen." ;;
|
||||
1) log "WARNUNG: Backup mit Warnungen abgeschlossen (Exit 1)." ;;
|
||||
1) log "WARNUNG: Backup mit Warnungen abgeschlossen (rc 1 – geänderte Dateien o.ä., kein Fehler)." ;;
|
||||
*) error_exit "Backup fehlgeschlagen (Exit ${BORG_EXIT})." ;;
|
||||
esac
|
||||
|
||||
|
||||
# --- 6. Unmounten ---
|
||||
log "Unmounte ${MOUNT_POINT}..."
|
||||
fusermount -u "$MOUNT_POINT"
|
||||
log "Unmount erfolgreich."
|
||||
|
||||
|
||||
# Trap zurücksetzen, da wir selbst gemountet haben
|
||||
trap - EXIT ERR
|
||||
|
||||
|
||||
# --- 7. Alte Archive bereinigen ---
|
||||
log "Bereinige alte Archive (daily=${KEEP_DAILY}, weekly=${KEEP_WEEKLY}, monthly=${KEEP_MONTHLY})..."
|
||||
|
||||
|
||||
borg prune \
|
||||
--list \
|
||||
--glob-archives "${REMOTE_HOST}-*" \
|
||||
@@ -168,11 +172,11 @@ borg prune \
|
||||
--keep-monthly "$KEEP_MONTHLY" \
|
||||
"$BORG_REPO" \
|
||||
2>&1 | tee -a "$LOG"
|
||||
|
||||
|
||||
# --- 8. Repo komprimieren ---
|
||||
log "Komprimiere Repository..."
|
||||
borg compact "$BORG_REPO" 2>&1 | tee -a "$LOG"
|
||||
|
||||
|
||||
log "============================================"
|
||||
log "Pull-Backup abgeschlossen: ${ARCHIVE_NAME}"
|
||||
log "============================================"
|
||||
log "============================================"
|
||||
|
||||
Reference in New Issue
Block a user