bundles/backup-{client,server}: introduce

bundles/backup-client/items.py

@@ -0,0 +1,25 @@
+from os.path import join
+
+if node.metadata['backups'].get('exclude_from_backups', False):
+    files = {
+        '/etc/backup.priv': {
+            'delete': True,
+        },
+    }
+else:
+    files = {
+        '/usr/local/bin/generate-backup': {
+            'content_type': 'mako',
+            'context': {
+                'username': node.metadata['backup-client']['user-name'],
+                'server': node.metadata['backup-client']['server'],
+                'paths': node.metadata.get('backups', {}).get('paths', {}),
+            },
+            'mode': '0700',
+        },
+        '/etc/backup.priv': {
+            'content': repo.vault.decrypt_file(join('backup', 'keys', f'{node.name}.key.vault')),
+            'mode': '0400',
+        },
+    }
+