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-rwxr-xr-xsmoketest/scripts/cli/test_interfaces_erspan.py161
1 files changed, 161 insertions, 0 deletions
diff --git a/smoketest/scripts/cli/test_interfaces_erspan.py b/smoketest/scripts/cli/test_interfaces_erspan.py
new file mode 100755
index 000000000..d21b3ab9b
--- /dev/null
+++ b/smoketest/scripts/cli/test_interfaces_erspan.py
@@ -0,0 +1,161 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2020 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
+import json
+
+from vyos.configsession import ConfigSession
+from vyos.configsession import ConfigSessionError
+from vyos.util import cmd
+
+from base_interfaces_test import BasicInterfaceTest
+
+mtu = 1500
+
+def erspan_conf(interface):
+ tmp = cmd(f'ip -d -j link show {interface}')
+ '''
+ [
+ {
+ "ifindex": 17,
+ "link": null,
+ "ifname": "ersp0",
+ "flags": [
+ "BROADCAST",
+ "MULTICAST"
+ ],
+ "mtu": 1450,
+ "qdisc": "noop",
+ "operstate": "DOWN",
+ "linkmode": "DEFAULT",
+ "group": "default",
+ "txqlen": 1000,
+ "link_type": "ether",
+ "address": "22:27:14:7b:0d:79",
+ "broadcast": "ff:ff:ff:ff:ff:ff",
+ "promiscuity": 0,
+ "min_mtu": 68,
+ "max_mtu": 0,
+ "linkinfo": {
+ "info_kind": "erspan",
+ "info_data": {
+ "remote": "10.2.2.2",
+ "local": "10.1.1.1",
+ "ttl": 0,
+ "pmtudisc": true,
+ "ikey": "0.0.0.123",
+ "okey": "0.0.0.123",
+ "iseq": true,
+ "oseq": true,
+ "erspan_index": 0,
+ "erspan_ver": 1
+ }
+ },
+ "inet6_addr_gen_mode": "eui64",
+ "num_tx_queues": 1,
+ "num_rx_queues": 1,
+ "gso_max_size": 65536,
+ "gso_max_segs": 65535
+ }
+ ]
+ '''
+ return json.loads(tmp)[0]
+
+class ERSPanTunnelInterfaceTest(BasicInterfaceTest.BaseTest):
+ def setUp(self):
+ super().setUp()
+
+ self._base_path = ['interfaces', 'erspan']
+ self._test_mtu = True
+
+ self.local_v4 = '10.1.1.1'
+ self.local_v6 = '2001:db8::1'
+ self.remote_v4 = '10.2.2.2'
+ self.remote_v6 = '2001:db9::1'
+
+ def tearDown(self):
+ self.session.delete(['interfaces', 'erspan'])
+ super().tearDown()
+
+ def test_erspan_ipv4(self):
+ interface = 'ersp100'
+ encapsulation = 'erspan'
+ address_v4 = '10.1.1.1/24'
+ key = 123
+
+ self.session.set(self._base_path + [interface, 'address', address_v4])
+
+ # Must configure the ERSPAN tunnel encapsulation for ersp100
+ with self.assertRaises(ConfigSessionError):
+ self.session.commit()
+ self.session.set(self._base_path + [interface, 'encapsulation', encapsulation])
+
+ # local-ip is mandatory for ERSPAN tunnel
+ with self.assertRaises(ConfigSessionError):
+ self.session.commit()
+ self.session.set(self._base_path + [interface, 'local-ip', self.local_v4])
+
+
+ self.session.set(self._base_path + [interface, 'remote-ip', self.remote_v4])
+
+ self.session.set(self._base_path + [interface, 'parameters', 'ip' , 'key', str(key)])
+
+ self.session.commit()
+
+ conf = erspan_conf(interface)
+ self.assertEqual(interface, conf['ifname'])
+ self.assertEqual(encapsulation, conf['linkinfo']['info_kind'])
+ self.assertEqual(mtu, conf['mtu'])
+
+ self.assertEqual(self.local_v4, conf['linkinfo']['info_data']['local'])
+ self.assertEqual(self.remote_v4, conf['linkinfo']['info_data']['remote'])
+
+
+ def test_erspan_ipv6(self):
+ interface = 'ersp1000'
+ encapsulation = 'ip6erspan'
+ address_v6 = '2001:db8::1/24'
+ key = 123
+
+ self.session.set(self._base_path + [interface, 'address', address_v6])
+
+ # Must configure the ERSPAN tunnel encapsulation for ersp100
+ with self.assertRaises(ConfigSessionError):
+ self.session.commit()
+ self.session.set(self._base_path + [interface, 'encapsulation', encapsulation])
+
+ # local-ip is mandatory for ERSPAN tunnel
+ with self.assertRaises(ConfigSessionError):
+ self.session.commit()
+ self.session.set(self._base_path + [interface, 'local-ip', self.local_v6])
+
+
+ self.session.set(self._base_path + [interface, 'remote-ip', self.remote_v6])
+
+ self.session.set(self._base_path + [interface, 'parameters', 'ip' , 'key', str(key)])
+
+ self.session.commit()
+
+ conf = erspan_conf(interface)
+ self.assertEqual(interface, conf['ifname'])
+ self.assertEqual(encapsulation, conf['linkinfo']['info_kind'])
+ self.assertEqual(mtu, conf['mtu'])
+
+ self.assertEqual(self.local_v6, conf['linkinfo']['info_data']['local'])
+ self.assertEqual(self.remote_v6, conf['linkinfo']['info_data']['remote'])
+
+if __name__ == '__main__':
+ unittest.main()