From a9700bd9bc3600416e7ec809754dd13cc09729fb Mon Sep 17 00:00:00 2001 From: khramshinr Date: Tue, 7 May 2024 19:10:32 +0600 Subject: bgp: T6082: Allow the same local-as and remote-as in one peer group (cherry picked from commit 637a73e35ff716441df0430b2308d685707b2ca0) --- smoketest/scripts/cli/test_protocols_bgp.py | 21 +++++++++++++++++++++ src/conf_mode/protocols_bgp.py | 2 +- 2 files changed, 22 insertions(+), 1 deletion(-) diff --git a/smoketest/scripts/cli/test_protocols_bgp.py b/smoketest/scripts/cli/test_protocols_bgp.py index 03daa34aa..ea2f561a4 100755 --- a/smoketest/scripts/cli/test_protocols_bgp.py +++ b/smoketest/scripts/cli/test_protocols_bgp.py @@ -1330,6 +1330,27 @@ class TestProtocolsBGP(VyOSUnitTestSHIM.TestCase): self.assertIn(f'neighbor {ext_neighbors[1]} remote-as external', conf) self.assertIn(f'neighbor {ext_neighbors[1]} peer-group {ext_pg_name}', conf) + def test_bgp_29_peer_group_remote_as_equal_local_as(self): + self.cli_set(base_path + ['system-as', ASN]) + self.cli_set(base_path + ['peer-group', 'OVERLAY', 'local-as', f'{int(ASN) + 1}']) + self.cli_set(base_path + ['peer-group', 'OVERLAY', 'remote-as', f'{int(ASN) + 1}']) + self.cli_set(base_path + ['peer-group', 'OVERLAY', 'address-family', 'l2vpn-evpn']) + + self.cli_set(base_path + ['peer-group', 'UNDERLAY', 'address-family', 'ipv4-unicast']) + + self.cli_set(base_path + ['neighbor', '10.177.70.62', 'peer-group', 'UNDERLAY']) + self.cli_set(base_path + ['neighbor', '10.177.70.62', 'remote-as', 'external']) + + self.cli_set(base_path + ['neighbor', '10.177.75.1', 'peer-group', 'OVERLAY']) + self.cli_set(base_path + ['neighbor', '10.177.75.2', 'peer-group', 'OVERLAY']) + + self.cli_commit() + + conf = self.getFRRconfig(f'router bgp {ASN}') + + self.assertIn(f'neighbor OVERLAY remote-as {int(ASN) + 1}', conf) + self.assertIn(f'neighbor OVERLAY local-as {int(ASN) + 1}', conf) + def test_bgp_99_bmp(self): target_name = 'instance-bmp' target_address = '127.0.0.1' diff --git a/src/conf_mode/protocols_bgp.py b/src/conf_mode/protocols_bgp.py index 44409c0e3..22f020099 100755 --- a/src/conf_mode/protocols_bgp.py +++ b/src/conf_mode/protocols_bgp.py @@ -333,7 +333,7 @@ def verify(bgp): raise ConfigError('Cannot have local-as same as system-as number') # Neighbor AS specified for local-as and remote-as can not be the same - if dict_search('remote_as', peer_config) == asn: + if dict_search('remote_as', peer_config) == asn and neighbor != 'peer_group': raise ConfigError(f'Neighbor "{peer}" has local-as specified which is '\ 'the same as remote-as, this is not allowed!') -- cgit v1.2.3