2 files changed, 89 insertions, 0 deletions
diff --git a/src/helpers/config_dependency.py b/src/helpers/config_dependency.py
new file mode 100755
index 000000000..50c72956e
--- /dev/null
+++ b/src/helpers/config_dependency.py
@@ -0,0 +1,58 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 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/>.
+#
+#
+
+import os
+import sys
+from argparse import ArgumentParser
+from argparse import ArgumentTypeError
+
+try:
+    from vyos.configdep import check_dependency_graph
+    from vyos.defaults import directories
+except ImportError:
+    # allow running during addon package build
+    _here = os.path.dirname(__file__)
+    sys.path.append(os.path.join(_here, '../../python/vyos'))
+    from configdep import check_dependency_graph
+    from defaults import directories
+
+# addon packages will need to specify the dependency directory
+dependency_dir = os.path.join(directories['data'],
+                              'config-mode-dependencies')
+
+def path_exists(s):
+    if not os.path.exists(s):
+        raise ArgumentTypeError("Must specify a valid vyos-1x dependency directory")
+    return s
+
+def main():
+    parser = ArgumentParser(description='generate and save dict from xml defintions')
+    parser.add_argument('--dependency-dir', type=path_exists,
+                        default=dependency_dir,
+                        help='location of vyos-1x dependency directory')
+    parser.add_argument('--supplement', type=str,
+                        help='supplemental dependency file')
+    args = vars(parser.parse_args())
+
+    if not check_dependency_graph(**args):
+        sys.exit(1)
+
+    sys.exit(0)
+
+if __name__ == '__main__':
+    main()
diff --git a/src/tests/test_dependency_graph.py b/src/tests/test_dependency_graph.py
new file mode 100644
index 000000000..f682e87bb
--- /dev/null
+++ b/src/tests/test_dependency_graph.py
@@ -0,0 +1,31 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 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/>.
+
+import os
+from vyos.configdep import check_dependency_graph
+
+_here = os.path.dirname(__file__)
+ddir = os.path.join(_here, '../../data/config-mode-dependencies')
+
+from unittest import TestCase
+
+class TestDependencyGraph(TestCase):
+    def setUp(self):
+        pass
+
+    def test_acyclic(self):
+        res = check_dependency_graph(dependency_dir=ddir)
+        self.assertTrue(res)