From 2d778c4cb468352c6ff4ea9d984951f6bb12586c Mon Sep 17 00:00:00 2001
From: Cheeze_It <none@none.com>
Date: Thu, 31 Aug 2023 12:16:29 -0600
Subject: T5530: isis: Adding loop free alternate feature
(cherry picked from commit 7a2b70bd73c8579a885348b93b8addfb20fb006c)
---
smoketest/scripts/cli/test_protocols_isis.py | 62 +++++++++++++++++++++++++++-
1 file changed, 61 insertions(+), 1 deletion(-)
(limited to 'smoketest')
diff --git a/smoketest/scripts/cli/test_protocols_isis.py b/smoketest/scripts/cli/test_protocols_isis.py
index c82836b72..94f4ec5c9 100755
--- a/smoketest/scripts/cli/test_protocols_isis.py
+++ b/smoketest/scripts/cli/test_protocols_isis.py
@@ -329,5 +329,65 @@ class TestProtocolsISIS(VyOSUnitTestSHIM.TestCase):
self.assertIn(f' ipv6 router isis {domain}', tmp)
self.assertIn(f' no isis mpls ldp-sync', tmp)
+ def test_isis_09_lfa(self):
+ prefix_list = 'lfa-prefix-list-test-1'
+ prefix_list_address = '192.168.255.255/32'
+ interface = 'lo'
+
+ self.cli_set(base_path + ['net', net])
+ self.cli_set(base_path + ['interface', interface])
+ self.cli_set(['policy', 'prefix-list', prefix_list, 'rule', '1', 'action', 'permit'])
+ self.cli_set(['policy', 'prefix-list', prefix_list, 'rule', '1', 'prefix', prefix_list_address])
+
+ # Commit main ISIS changes
+ self.cli_commit()
+
+ # Add remote portion of LFA with prefix list with validation
+ for level in ['level-1', 'level-2']:
+ self.cli_set(base_path + ['fast-reroute', 'lfa', 'remote', 'prefix-list', prefix_list, level])
+ self.cli_commit()
+ tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
+ self.assertIn(f' net {net}', tmp)
+ self.assertIn(f' fast-reroute remote-lfa prefix-list {prefix_list} {level}', tmp)
+ self.cli_delete(base_path + ['fast-reroute'])
+ self.cli_commit()
+
+ # Add local portion of LFA load-sharing portion with validation
+ for level in ['level-1', 'level-2']:
+ self.cli_set(base_path + ['fast-reroute', 'lfa', 'local', 'load-sharing', 'disable', level])
+ self.cli_commit()
+ tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
+ self.assertIn(f' net {net}', tmp)
+ self.assertIn(f' fast-reroute load-sharing disable {level}', tmp)
+ self.cli_delete(base_path + ['fast-reroute'])
+ self.cli_commit()
+
+ # Add local portion of LFA priority-limit portion with validation
+ for priority in ['critical', 'high', 'medium']:
+ for level in ['level-1', 'level-2']:
+ self.cli_set(base_path + ['fast-reroute', 'lfa', 'local', 'priority-limit', priority, level])
+ self.cli_commit()
+ tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
+ self.assertIn(f' net {net}', tmp)
+ self.assertIn(f' fast-reroute priority-limit {priority} {level}', tmp)
+ self.cli_delete(base_path + ['fast-reroute'])
+ self.cli_commit()
+
+ # Add local portion of LFA tiebreaker portion with validation
+ index = '100'
+ for tiebreaker in ['downstream','lowest-backup-metric','node-protecting']:
+ for level in ['level-1', 'level-2']:
+ self.cli_set(base_path + ['fast-reroute', 'lfa', 'local', 'tiebreaker', tiebreaker, 'index', index, level])
+ self.cli_commit()
+ tmp = self.getFRRconfig(f'router isis {domain}', daemon='isisd')
+ self.assertIn(f' net {net}', tmp)
+ self.assertIn(f' fast-reroute lfa tiebreaker {tiebreaker} index {index} {level}', tmp)
+ self.cli_delete(base_path + ['fast-reroute'])
+ self.cli_commit()
+
+ # Clean up and remove prefix list
+ self.cli_delete(['policy', 'prefix-list', prefix_list])
+ self.cli_commit()
+
if __name__ == '__main__':
- unittest.main(verbosity=2)
+ unittest.main(verbosity=2)
\ No newline at end of file
--
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