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authorChristian Poessinger <christian@poessinger.com>2022-09-15 14:20:11 +0200
committerChristian Poessinger <christian@poessinger.com>2022-09-15 14:22:08 +0200
commitd41909874a6a7e2264e0a89928885b491efd9851 (patch)
tree0e345dce546461299878ddcfbf29c70182901d8e
parent3e24e673537c0ae59a1d1012f9b70920294caba2 (diff)
downloadvyos-1x-d41909874a6a7e2264e0a89928885b491efd9851.tar.gz
vyos-1x-d41909874a6a7e2264e0a89928885b491efd9851.zip
bgp: T4696: add support for "bestpath peer-type multipath-relax"
Add new VyOS CLI command: set protocols bgp parameters bestpath peer-type multipath-relax This command specifies that BGP decision process should consider paths from all peers for multipath computation. If this option is enabled, paths learned from any of eBGP, iBGP, or confederation neighbors will be multipath if they are otherwise considered equal cost. [1] [1]: http://docs.frrouting.org/en/stable-8.3/bgp.html#clicmd-bgp-bestpath-peer-type-multipath-relax
-rw-r--r--data/templates/frr/bgpd.frr.j23
-rw-r--r--interface-definitions/include/bgp/protocol-common-config.xml.i13
-rwxr-xr-xsmoketest/scripts/cli/test_protocols_bgp.py2
3 files changed, 18 insertions, 0 deletions
diff --git a/data/templates/frr/bgpd.frr.j2 b/data/templates/frr/bgpd.frr.j2
index 808e9dbe7..bf4be23ff 100644
--- a/data/templates/frr/bgpd.frr.j2
+++ b/data/templates/frr/bgpd.frr.j2
@@ -461,6 +461,9 @@ router bgp {{ system_as }} {{ 'vrf ' ~ vrf if vrf is vyos_defined }}
{% if parameters.bestpath.med is vyos_defined %}
bgp bestpath med {{ 'confed' if parameters.bestpath.med.confed is vyos_defined }} {{ 'missing-as-worst' if parameters.bestpath.med.missing_as_worst is vyos_defined }}
{% endif %}
+{% if parameters.bestpath.peer_type is vyos_defined %}
+ bgp bestpath peer-type {{ 'multipath-relax' if parameters.bestpath.peer_type.multipath_relax is vyos_defined }}
+{% endif %}
{% if parameters.cluster_id is vyos_defined %}
bgp cluster-id {{ parameters.cluster_id }}
{% endif %}
diff --git a/interface-definitions/include/bgp/protocol-common-config.xml.i b/interface-definitions/include/bgp/protocol-common-config.xml.i
index d2bcea62a..70176144d 100644
--- a/interface-definitions/include/bgp/protocol-common-config.xml.i
+++ b/interface-definitions/include/bgp/protocol-common-config.xml.i
@@ -1135,6 +1135,19 @@
</leafNode>
</children>
</node>
+ <node name="peer-type">
+ <properties>
+ <help>Peer type</help>
+ </properties>
+ <children>
+ <leafNode name="multipath-relax">
+ <properties>
+ <help>Allow load sharing across routes learned from different peer types</help>
+ <valueless/>
+ </properties>
+ </leafNode>
+ </children>
+ </node>
</children>
</node>
<leafNode name="cluster-id">
diff --git a/smoketest/scripts/cli/test_protocols_bgp.py b/smoketest/scripts/cli/test_protocols_bgp.py
index 6196ffe60..d2dad8c1a 100755
--- a/smoketest/scripts/cli/test_protocols_bgp.py
+++ b/smoketest/scripts/cli/test_protocols_bgp.py
@@ -287,6 +287,7 @@ class TestProtocolsBGP(VyOSUnitTestSHIM.TestCase):
self.cli_set(base_path + ['parameters', 'bestpath', 'as-path', 'multipath-relax'])
self.cli_set(base_path + ['parameters', 'bestpath', 'bandwidth', 'default-weight-for-missing'])
self.cli_set(base_path + ['parameters', 'bestpath', 'compare-routerid'])
+ self.cli_set(base_path + ['parameters', 'bestpath', 'peer-type', 'multipath-relax'])
self.cli_set(base_path + ['parameters', 'conditional-advertisement', 'timer', cond_adv_timer])
self.cli_set(base_path + ['parameters', 'fast-convergence'])
@@ -318,6 +319,7 @@ class TestProtocolsBGP(VyOSUnitTestSHIM.TestCase):
self.assertIn(f' bgp bestpath as-path multipath-relax', frrconfig)
self.assertIn(f' bgp bestpath bandwidth default-weight-for-missing', frrconfig)
self.assertIn(f' bgp bestpath compare-routerid', frrconfig)
+ self.assertIn(f' bgp bestpath peer-type multipath-relax', frrconfig)
self.assertIn(f' bgp minimum-holdtime {min_hold_time}', frrconfig)
self.assertIn(f' bgp reject-as-sets', frrconfig)
self.assertIn(f' bgp shutdown', frrconfig)