smoketest: T5428: check for process running in designated VRF

Start IPv4/IPv6 DHCP clients on an interface bound to a given VRF. Verify that
the client process runs in the VRF context.

1 files changed, 28 insertions, 0 deletions

diff --git a/src/tests/test_utils.py b/src/tests/test_utils.py
new file mode 100644
index 000000000..9ae329ced
--- /dev/null
+++ b/src/tests/test_utils.py
@@ -0,0 +1,28 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2020-2023 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from unittest import TestCase
+class TestVyOSUtils(TestCase):
+    def test_key_mangling(self):
+        from vyos.utils.dict import mangle_dict_keys
+        data = {"foo-bar": {"baz-quux": None}}
+        expected_data = {"foo_bar": {"baz_quux": None}}
+        new_data = mangle_dict_keys(data, '-', '_')
+        self.assertEqual(new_data, expected_data)
+
+    def test_sysctl_read(self):
+        from vyos.utils.system import sysctl_read
+        self.assertEqual(sysctl_read('net.ipv4.conf.lo.forwarding'), '1')