init

backup.py

@@ -0,0 +1,76 @@
+#!/usr/bin/env python3
+
+from datetime import datetime
+from subprocess import call
+from shutil import rmtree
+from os import scandir, makedirs, remove, rename
+
+path_to_backups = "/mnt/bank/backups/"
+
+dateFormat = "%H-%M-%S--%d-%m-%Y"
+
+all_objs = []
+with scandir(path_to_backups) as dir_objs:
+    for obj in dir_objs:
+        all_objs.append(obj)
+
+date_dirs = []
+for obj in all_objs:
+    if obj.is_dir():
+        try:
+            datetime.strptime(obj.name, dateFormat)
+            date_dirs.append(obj.name)
+        except Exception:
+            pass
+
+print()
+date_dirs.sort(reverse=True)
+safe_list = []
+safe_list.append("sync.log")
+if len(date_dirs) > 1:
+    cur_backup = date_dirs[0]
+    old_backup = date_dirs[1]
+    safe_list.append(cur_backup)
+elif len(date_dirs) == 1:
+    if date_dirs[0] != "00-00-00--01-01-0001":
+        makedirs(path_to_backups + "00-00-00--01-01-0001")
+        cur_backup = date_dirs[0]
+        safe_list.append(cur_backup)
+    old_backup = "00-00-00--01-01-0001"
+else:
+    makedirs(path_to_backups + "00-00-00--01-01-0001")
+    old_backup = "00-00-00--01-01-0001"
+
+safe_list.append(old_backup)
+
+
+for obj in all_objs:
+    if obj.name not in safe_list:
+        if obj.is_dir():
+            rmtree(path_to_backups + obj.name)
+        else:
+            remove(path_to_backups + obj.name)
+
+
+new = datetime.now().strftime(dateFormat)
+
+
+sync = call(
+    f"rsync -aAXv / --exclude={{'/dev/*','/proc/*','/sys/*','/tmp/*','/run/*','/mnt/*','/media/*','/lost+found'}} {path_to_backups}{old_backup} --delete",
+    shell=True,
+)
+
+if sync == 0:
+    header = "SUCCESS"
+    message = f"Sync at {new} to {old_backup} successful completed"
+
+    rename(path_to_backups + old_backup, path_to_backups + new)
+
+else:
+    header = "ERROR"
+    message = f"Sync at {new} to {old_backup} crashed"
+
+
+with open(f"{path_to_backups}sync.log", "a") as f:
+    f.write(datetime.now().strftime("[%X] ") + header + "\n")
+    f.write(message + "\n")