smoketests: mpls: add initial basic testcase

(cherry picked from commit 5b3ff8574c8265cf308b225c1a39503712f0b21d)

1 files changed, 117 insertions, 0 deletions

diff --git a/smoketest/scripts/cli/test_protocols_mpls.py b/smoketest/scripts/cli/test_protocols_mpls.py
new file mode 100755
index 000000000..13d38d01b
--- /dev/null
+++ b/smoketest/scripts/cli/test_protocols_mpls.py
@@ -0,0 +1,117 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2021 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 unittest
+
+from base_vyostest_shim import VyOSUnitTestSHIM
+from vyos.configsession import ConfigSessionError
+from vyos.ifconfig import Section
+from vyos.util import process_named_running
+
+PROCESS_NAME = 'ldpd'
+base_path = ['protocols', 'mpls', 'ldp']
+
+peers = {
+    '192.0.2.10' : {
+        'intv_rx'    : '500',
+        'intv_tx'    : '600',
+        'multihop'   : '',
+        'source_addr': '192.0.2.254',
+        },
+    '192.0.2.20' : {
+        'echo_mode'  : '',
+        'intv_echo'  : '100',
+        'intv_mult'  : '100',
+        'intv_rx'    : '222',
+        'intv_tx'    : '333',
+        'passive'    : '',
+        'shutdown'   : '',
+        },
+    '2001:db8::a' : {
+        'source_addr': '2001:db8::1',
+        },
+    '2001:db8::b' : {
+        'source_addr': '2001:db8::1',
+        'multihop'   : '',
+        },
+}
+
+profiles = {
+    'foo' : {
+        'echo_mode'  : '',
+        'intv_echo'  : '100',
+        'intv_mult'  : '101',
+        'intv_rx'    : '222',
+        'intv_tx'    : '333',
+        'shutdown'   : '',
+        },
+    'bar' : {
+        'intv_mult'  : '102',
+        'intv_rx'    : '444',
+        'passive'    : '',
+        },
+}
+
+class TestProtocolsMPLS(VyOSUnitTestSHIM.TestCase):
+    @classmethod
+    def setUpClass(cls):
+        super(cls, cls).setUpClass()
+
+        # ensure we can also run this test on a live system - so lets clean
+        # out the current configuration :)
+        cls.cli_delete(cls, base_path)
+
+    def tearDown(self):
+        self.cli_delete(base_path)
+        self.cli_commit()
+        # Check for running process
+        self.assertTrue(process_named_running(PROCESS_NAME))
+
+    def test_mpls_basic(self):
+        self.debug = True
+        router_id = '1.2.3.4'
+        transport_ipv4_addr = '5.6.7.8'
+        interfaces = Section.interfaces('ethernet')
+
+        self.cli_set(base_path + ['router-id', router_id])
+
+        # At least one LDP interface must be configured
+        with self.assertRaises(ConfigSessionError):
+            self.cli_commit()
+        for interface in interfaces:
+            self.cli_set(base_path + ['interface', interface])
+
+        # LDP transport address missing
+        with self.assertRaises(ConfigSessionError):
+            self.cli_commit()
+        self.cli_set(base_path + ['discovery', 'transport-ipv4-address', transport_ipv4_addr])
+
+        # Commit changes
+        self.cli_commit()
+
+        # Validate configuration
+        frrconfig = self.getFRRconfig('mpls ldp', daemon=PROCESS_NAME)
+        self.assertIn(f'mpls ldp', frrconfig)
+        self.assertIn(f' router-id {router_id}', frrconfig)
+
+        # Validate AFI IPv4
+        afiv4_config = self.getFRRconfig(' address-family ipv4', daemon=PROCESS_NAME)
+        self.assertIn(f'  discovery transport-address {transport_ipv4_addr}', afiv4_config)
+        for interface in interfaces:
+            self.assertIn(f'  interface {interface}', afiv4_config)
+
+if __name__ == '__main__':
+    unittest.main(verbosity=2, failfast=True)