tests: added backup.BackupTest.test_basic_missing_dir_permissions and backup.BackupTest.test_basic_missing_file_permissions

Author: gsmolk

tests/backup.py

@@ -1281,3 +1281,87 @@ def test_drop_table(self):
 
         # Clean after yourself
         self.del_test_dir(module_name, fname)
+
+    # @unittest.skip("skip")
+    def test_basic_missing_file_permissions(self):
+        """"""
+        fname = self.id().split('.')[3]
+        backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
+        node = self.make_simple_node(
+            base_dir=os.path.join(module_name, fname, 'node'),
+            set_replication=True,
+            initdb_params=['--data-checksums'])
+
+        self.init_pb(backup_dir)
+        self.add_instance(backup_dir, 'node', node)
+        node.slow_start()
+
+        relative_path = node.safe_psql(
+            "postgres",
+            "select pg_relation_filepath('pg_class')").rstrip()
+
+        full_path = os.path.join(node.data_dir, relative_path)
+
+        os.chmod(full_path, 000)
+
+        try:
+            # FULL backup
+            self.backup_node(
+                backup_dir, 'node', node, options=['--stream'])
+            # we should die here because exception is what we expect to happen
+            self.assertEqual(
+                1, 0,
+                "Expecting Error because of missing permissions"
+                "\n Output: {0} \n CMD: {1}".format(
+                    repr(self.output), self.cmd))
+        except ProbackupException as e:
+            self.assertIn(
+                'ERROR: cannot open file',
+                e.message,
+                '\n Unexpected Error Message: {0}\n CMD: {1}'.format(
+                    repr(e.message), self.cmd))
+
+        os.chmod(full_path, 700)
+
+        # Clean after yourself
+        self.del_test_dir(module_name, fname)
+
+    # @unittest.skip("skip")
+    def test_basic_missing_dir_permissions(self):
+        """"""
+        fname = self.id().split('.')[3]
+        backup_dir = os.path.join(self.tmp_path, module_name, fname, 'backup')
+        node = self.make_simple_node(
+            base_dir=os.path.join(module_name, fname, 'node'),
+            set_replication=True,
+            initdb_params=['--data-checksums'])
+
+        self.init_pb(backup_dir)
+        self.add_instance(backup_dir, 'node', node)
+        node.slow_start()
+
+        full_path = os.path.join(node.data_dir, 'pg_twophase')
+
+        os.chmod(full_path, 000)
+
+        try:
+            # FULL backup
+            self.backup_node(
+                backup_dir, 'node', node, options=['--stream'])
+            # we should die here because exception is what we expect to happen
+            self.assertEqual(
+                1, 0,
+                "Expecting Error because of missing permissions"
+                "\n Output: {0} \n CMD: {1}".format(
+                    repr(self.output), self.cmd))
+        except ProbackupException as e:
+            self.assertIn(
+                'ERROR: Cannot open directory',
+                e.message,
+                '\n Unexpected Error Message: {0}\n CMD: {1}'.format(
+                    repr(e.message), self.cmd))
+
+        os.chmod(full_path, 700)
+
+        # Clean after yourself
+        self.del_test_dir(module_name, fname)