Add cleanup-apt-backups-lxcs.sh

cleanup-apt-backups-lxcs.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+
+set -u
+
+echo
+echo "========================================"
+echo " APT Backup Cleanup Script"
+echo "========================================"
+echo
+
+for CTID in $(pct list | awk 'NR>1 {print $1}'); do
+
+    STATUS=$(pct status "$CTID" 2>/dev/null | awk '{print $2}')
+    NAME=$(pct config "$CTID" 2>/dev/null | awk -F': ' '/^hostname:/ {print $2}')
+
+    echo "----------------------------------------"
+    echo "Container: $CTID${NAME:+ ($NAME)}"
+    echo "Status:    $STATUS"
+
+    if [[ "$STATUS" != "running" ]]; then
+        echo "SKIP: Container is not running."
+        continue
+    fi
+
+    OS_ID=$(pct exec "$CTID" -- sh -c \
+        '. /etc/os-release 2>/dev/null && echo "$ID"' \
+        2>/dev/null || true)
+
+    if [[ "$OS_ID" != "debian" ]]; then
+        echo "SKIP: Not Debian."
+        continue
+    fi
+
+    echo "Cleaning APT backup files..."
+
+    pct exec "$CTID" -- sh -c '
+        rm -f "/etc/apt/apt.conf.d/01proxy.backup-\$(date +%Y%m%d-%H%M%S)"
+        rm -f /etc/apt/sources.list.d/docker.sources.bak-*
+        rm -f /etc/apt/sources.list.d/docker.list.bak-*
+    '
+
+    echo "OK: Cleanup complete."
+    echo
+done
+
+echo "========================================"
+echo " Finished"
+echo "========================================"