topotests: add bgp_l3vpn_label_export

There is no test that checks for the label allocation mechanisms involved when using BGP and/or LDP. Signed-off-by: Louis Scalbert <[email protected]> Signed-off-by: Philippe Guibert <[email protected]>
FRRouting · Oct 2, 2023 · 51e8992 · 51e8992
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diff --git a/tests/topotests/bgp_l3vpn_label_export/__init__.py b/tests/topotests/bgp_l3vpn_label_export/__init__.py
diff --git a/tests/topotests/bgp_l3vpn_label_export/r1/bgpd.conf b/tests/topotests/bgp_l3vpn_label_export/r1/bgpd.conf
@@ -0,0 +1,22 @@
+router bgp 65001
+ bgp router-id 192.0.2.1
+ no bgp default ipv4-unicast
+ no bgp ebgp-requires-policy
+ neighbor 192.0.2.2 remote-as 65002
+ neighbor 192.0.2.2 timers 1 3
+ neighbor 192.0.2.2 timers connect 1
+ neighbor 192.0.2.2 ebgp-multihop 2
+ address-family ipv4 vpn
+  neighbor 192.0.2.2 activate
+ exit-address-family
+!
+router bgp 65001 vrf vrf1
+ address-family ipv4 unicast
+  redistribute connected
+  label vpn export 1111
+  rd vpn export 101:1
+  rt vpn both 52:100
+  import vpn
+  export vpn
+ exit-address-family
+!
diff --git a/tests/topotests/bgp_l3vpn_label_export/r1/ldpd.conf b/tests/topotests/bgp_l3vpn_label_export/r1/ldpd.conf
@@ -0,0 +1,26 @@
+hostname r1
+log file ldpd.log
+password zebra
+!
+! debug mpls ldp zebra
+! debug mpls ldp event
+! debug mpls ldp errors
+! debug mpls ldp messages recv
+! debug mpls ldp messages sent
+! debug mpls ldp discovery hello recv
+! debug mpls ldp discovery hello sent
+!
+mpls ldp
+ router-id 192.0.2.1
+ !
+ address-family ipv4
+  discovery transport-address 192.0.2.1
+  !
+  interface r1-eth0
+  !
+  interface r1-eth1
+  !
+ !
+!
+line vty
+!
diff --git a/tests/topotests/bgp_l3vpn_label_export/r1/staticd.conf b/tests/topotests/bgp_l3vpn_label_export/r1/staticd.conf
@@ -0,0 +1 @@
+ip route 192.0.2.2/32 192.168.1.2
diff --git a/tests/topotests/bgp_l3vpn_label_export/r1/zebra.conf b/tests/topotests/bgp_l3vpn_label_export/r1/zebra.conf
@@ -0,0 +1,7 @@
+!
+interface lo
+ ip address 192.0.2.1/32
+!
+interface r1-eth0
+ ip address 192.168.1.1/24
+!
diff --git a/tests/topotests/bgp_l3vpn_label_export/r2/bgpd.conf b/tests/topotests/bgp_l3vpn_label_export/r2/bgpd.conf
@@ -0,0 +1,23 @@
+router bgp 65002
+ bgp router-id 192.0.2.2
+ no bgp default ipv4-unicast
+ no bgp ebgp-requires-policy
+ neighbor 192.168.1.1 remote-as 65001
+ neighbor 192.168.1.1 timers 1 3
+ neighbor 192.168.1.1 timers connect 1
+ neighbor 192.168.1.1 ebgp-multihop 2
+ neighbor 192.168.1.1 update-source 192.0.2.2
+ address-family ipv4 vpn
+  neighbor 192.168.1.1 activate
+ exit-address-family
+!
+router bgp 65002 vrf vrf1
+ address-family ipv4 unicast
+  redistribute connected
+  label vpn export 2222
+  rd vpn export 102:1
+  rt vpn both 52:100
+  import vpn
+  export vpn
+ exit-address-family
+!
diff --git a/tests/topotests/bgp_l3vpn_label_export/r2/ldpd.conf b/tests/topotests/bgp_l3vpn_label_export/r2/ldpd.conf
@@ -0,0 +1,24 @@
+hostname r2
+log file ldpd.log
+password zebra
+!
+! debug mpls ldp zebra
+! debug mpls ldp event
+! debug mpls ldp errors
+! debug mpls ldp messages recv
+! debug mpls ldp messages sent
+! debug mpls ldp discovery hello recv
+! debug mpls ldp discovery hello sent
+!
+mpls ldp
+ router-id 192.0.2.2
+ !
+ address-family ipv4
+  discovery transport-address 192.0.2.2
+  !
+  interface r2-eth0
+  !
+ !
+!
+line vty
+!
diff --git a/tests/topotests/bgp_l3vpn_label_export/r2/staticd.conf b/tests/topotests/bgp_l3vpn_label_export/r2/staticd.conf
@@ -0,0 +1 @@
+ip route 192.0.2.1/32 192.168.1.1
diff --git a/tests/topotests/bgp_l3vpn_label_export/r2/zebra.conf b/tests/topotests/bgp_l3vpn_label_export/r2/zebra.conf
@@ -0,0 +1,7 @@
+!
+int lo
+ ip address 192.0.2.2/32
+!
+interface r2-eth0
+ ip address 192.168.1.2/24
+!