Add no_delete parameter to config

cloud_build/cloud_build.py

@@ -166,6 +166,8 @@ class CB:
 
         self.try_build_all = cfg.get('try_build_all', False)
 
+        self.no_delete = cfg.get('no_delete', True)
+
         self.bad_arches = cfg.get('bad_arches', [])
 
         self.external_files = cfg.get('external_files')
@@ -678,9 +680,10 @@ Dir::Etc::preferencesparts "/var/empty";
                 'rsync',
                 f'{self.images_dir}/{branch}/',
                 '-rv',
-                '--delete',
                 remote,
             ]
+            if not self.no_delete:
+                cmd.append('--delete')
             self.call(cmd)
 
         self.kick()

example-config.yaml

@@ -4,6 +4,7 @@ key: 0x00000000
 try_build_all: False
 repository_url: http://mirror.yandex.ru/altlinux/{branch}/branch
 log_level: info
+no_delete: True
 bad_arches:
 - armh
 

tests/test_no_delete.py

@@ -0,0 +1,55 @@
+from pathlib import Path
+from unittest import TestCase
+from unittest import mock
+
+import shutil
+import tempfile
+
+from cloud_build import CB
+
+import tests.call as call
+
+
+class TestNoDelete(TestCase):
+    def setUp(self):
+        self.data_dir = Path(tempfile.mkdtemp(prefix='cloud_build'))
+        self.images_dir = Path('/tmp/cloud-build-test_no_delete/')
+        self.images_dir.mkdir()
+
+    def tearDown(self):
+        shutil.rmtree(self.data_dir)
+        shutil.rmtree(self.images_dir)
+
+    @mock.patch('subprocess.call', call.Call())
+    def test_no_delete_false(self):
+        cb = CB(
+            config='tests/test_no_delete_false.yaml',
+            data_dir=self.data_dir,
+            no_tests=True,
+            create_remote_dirs=True,
+        )
+        other_file = self.images_dir / 'other_file.txt'
+        other_file.write_text('Some text')
+        cb.create_images()
+        cb.sync()
+        del cb
+        msg = 'Other files shoud be deleted if not no_delete'
+        if other_file.exists():
+            self.fail(msg)
+
+    @mock.patch('subprocess.call', call.Call())
+    def test_no_delete_true(self):
+        cb = CB(
+            config='tests/test_no_delete_true.yaml',
+            data_dir=self.data_dir,
+            no_tests=True,
+            create_remote_dirs=True,
+        )
+        other_file = self.images_dir / 'other_file.txt'
+        other_file.write_text('Some text')
+        cb.create_images()
+        cb.sync()
+        del cb
+        msg = 'Other files shoud not be deleted if no_delete'
+        if not other_file.exists():
+            self.fail(msg)

tests/test_no_delete_false.yaml

@@ -0,0 +1,16 @@
+---
+remote: '/tmp/cloud-build-test_no_delete'
+key: 0x00000000
+no_delete: False
+
+images:
+  rootfs-minimal:
+    target: ve/docker
+    kinds:
+    - tar.xz
+
+branches:
+  Sisyphus:
+    arches:
+      x86_64:
+...

tests/test_no_delete_true.yaml

@@ -0,0 +1,16 @@
+---
+remote: '/tmp/cloud-build-test_no_delete'
+key: 0x00000000
+no_delete: True
+
+images:
+  rootfs-minimal:
+    target: ve/docker
+    kinds:
+    - tar.xz
+
+branches:
+  Sisyphus:
+    arches:
+      x86_64:
+...