VRRP: Add keepalived

vrrp/frr/rt-1.conf → vrrp/frr/rt1.conf

@@ -1,4 +1,4 @@
-hostname rt-1
+hostname rt1
 !
 interface eth-br1 
  vrrp 51 version 2

vrrp/frr/rt-2.conf → vrrp/frr/rt2.conf

@@ -1,4 +1,4 @@
-hostname rt-2
+hostname rt2
 !
 interface eth-br1 
  vrrp 51 version 2

vrrp/holo/rt-1.conf → vrrp/holo/rt1.conf

@@ -2,6 +2,7 @@
 interfaces interface eth-br1
  type iana-if-type:ethernetCsmacd
  ipv4
+ ipv4 address 10.0.1.1 prefix-length 24 
  !
  ipv4 vrrp vrrp-instance 51
   priority 10

vrrp/holo/rt-2.conf → vrrp/holo/rt2.conf

@@ -2,6 +2,7 @@
 interfaces interface eth-br1
  type iana-if-type:ethernetCsmacd
  ipv4
+ ipv4 address 10.0.1.2 prefix-length 24
  !
  ipv4 vrrp vrrp-instance 51
   priority 20 

vrrp/keepalived/.topo.yml.bak

@@ -0,0 +1,13 @@
+name: vrrp-keepalived
+
+
+topology:
+  nodes:
+    rt1:
+      kind: linux
+      image: ubuntu:24.04
+      binds:
+        - mine.sh:/kd.sh 
+        - rt1.conf:/etc/keepalived/keepalived.conf 
+      exec:
+        - "/kd.sh"

vrrp/keepalived/rt1.conf

@@ -0,0 +1,10 @@
+vrrp_instance VI_1 {
+  interface eth-br1
+  priority 10
+  use_vmac
+  virtual_router_id 51
+  advert_int 1
+  virtual_ipaddress {
+    10.0.1.5
+  }
+}

vrrp/keepalived/rt1.sh

@@ -0,0 +1,16 @@
+#!/bin/bash 
+
+if command -v /usr/sbin/keepalived; then 
+    # Setup interfaces
+
+    # loopback
+    ip addr add 1.1.1.1/32 dev lo
+    ip link set lo up 
+
+    # eth-br1 
+    ip addr add 10.0.1.1/24 dev eth-br1 
+    ip link set eth-br1 up
+
+
+    service keepalived start 
+fi

vrrp/keepalived/rt2.conf

@@ -0,0 +1,10 @@
+vrrp_instance VI_1 {
+  interface eth-br1
+  priority 20
+  use_vmac
+  virtual_router_id 51
+  advert_int 1
+  virtual_ipaddress {
+    10.0.1.5
+  }
+}

vrrp/keepalived/rt2.sh

@@ -0,0 +1,16 @@
+#!/bin/bash 
+
+if command -v /usr/sbin/keepalived; then 
+    # Setup interfaces
+
+    # loopback
+    ip addr add 2.2.2.2/32 dev lo
+    ip link set lo up 
+
+    # eth-br1 
+    ip addr add 10.0.1.2/24 dev eth-br1 
+    ip link set eth-br1 up
+
+
+    service keepalived start 
+fi

vrrp/keepalived/topo.yml

@@ -0,0 +1,13 @@
+name: vrrp-keepalived
+
+
+topology:
+  nodes:
+    rt1:
+      kind: linux
+      image: ubuntu:24.04
+      binds:
+        - mine.sh:/kd.sh 
+        - rt1.conf:/etc/keepalived/keepalived.conf 
+      exec:
+        - "/kd.sh"

vrrp/rare/rt1.conf

@@ -0,0 +1,21 @@
+!
+vrf definition v1
+ rd 1:1
+ exit
+interface loopback0
+ vrf forwarding v1
+ ipv4 address 2.2.2.2 255.255.255.255
+ no shutdown
+ no log-link-change
+ exit              
+interface ethernet1
+ vrf forwarding v1
+ ipv4 address 10.0.1.1 255.255.255.0
+ ipv4 vrrp address 10.0.1.5
+ ipv4 vrrp version 2
+ ipv4 vrrp group 51
+ ipv4 vrrp priority 10
+ no shutdown
+ no log-link-change
+ exit
+!

vrrp/rare/rt2.conf

@@ -0,0 +1,21 @@
+!
+vrf definition v1
+ rd 1:1
+ exit
+interface loopback0
+ vrf forwarding v1
+ ipv4 address 2.2.2.2 255.255.255.255
+ no shutdown
+ no log-link-change
+ exit              
+interface ethernet1
+ vrf forwarding v1
+ ipv4 address 10.0.1.2 255.255.255.0
+ ipv4 vrrp address 10.0.1.5
+ ipv4 vrrp version 2
+ ipv4 vrrp group 51
+ ipv4 vrrp priority 20
+ no shutdown
+ no log-link-change
+ exit
+!

vrrp/topology.yml

@@ -22,7 +22,7 @@
 #             |  10.0.1.1/24                                     |  10.0.1.2/24
 #     +-------------+              +----------+             +------------+
 #     |             |              |          |             |            |
-#     |    RT-1     |              |  Virtual |             |     RT-2   |
+#     |     RT1     |              |  Virtual |             |     RT2    |
 #     |   1.1.1.1   |==============|  Router  |=============|   2.2.2.2  |
 #     |             |              |  10.0.1.5|             |            |
 #     +-------------+              +----------+             +------------+
@@ -34,6 +34,7 @@
 name: vrrp 
 
 topology:
+
   defaults:
     binds:
       - ../scripts/start.sh:/start.sh 
@@ -43,42 +44,86 @@ topology:
       - "/start.sh"
       - "/frr-setup.sh"
 
-  nodes:
 
+  kinds:
+    rare:
+      image: ghcr.io/rare-freertr/freertr-containerlab:latest
+
+  nodes:
     br1:
       kind: bridge
 
-    rt-1:
-      kind: linux 
+    rt1:
 
       # ---- holod image ---- 
+      kind: linux
       image: ghcr.io/holo-routing/holo:latest
-      
+
       # ---- frr image ---- 
+      # kind: linux
       # image: quay.io/frrouting/frr:9.0.2
 
+      # ---- RARE/free-rtr image ----
+      # kind: rare
+      # NOTE: If 'kind:rare' is enabled, look through the links
+      #   to understand how to configure.
+
+      # ---- keepalived image ----
+      # kind: linux
+      # image: ghcr.io/paul-weqe/keepalived:latest
+
       binds:
-        - interfaces/rt-1:/etc/network/interfaces 
-        - holo/rt-1.conf:/etc/holo.startup
-        - frr/rt-1.conf:/etc/frr/frr.startup
+        - interfaces/rt1:/etc/network/interfaces
+        - holo/rt1.conf:/etc/holo.startup
+        - frr/rt1.conf:/etc/frr/frr.startup
+        - rare/rt1.conf:/rtr/run/conf/rtr-sw.txt
+        - keepalived/rt1.conf:/etc/keepalived/keepalived.conf
+        - keepalived/rt1.sh:/kd.sh
 
-    rt-2:
-      kind: linux 
+      exec:
+        - "/kd.sh"
 
+    rt2:
       # ---- holod image ---- 
+      kind: linux
       image: ghcr.io/holo-routing/holo:latest
-      
+
       # ---- frr image ---- 
+      # kind: linux
       # image: quay.io/frrouting/frr:9.0.2
 
+      # ---- RARE/free-rtr image ---
+      # kind: rare
+      # NOTE: If 'kind:rare' is enabled, look through the links
+      #   to understand how to configure.
+
+      # ---- keepalived image ----
+      # kind: linux
+      # image: ghcr.io/paul-weqe/keepalived:latest
+
       binds:
-        - interfaces/rt-2:/etc/network/interfaces 
-        - holo/rt-2.conf:/etc/holo.startup
-        - frr/rt-2.conf:/etc/frr/frr.startup
+        - interfaces/rt2:/etc/network/interfaces
+        - holo/rt2.conf:/etc/holo.startup
+        - frr/rt2.conf:/etc/frr/frr.startup
+        - rare/rt2.conf:/root/router.startup
+        - keepalived/rt2.conf:/etc/keepalived/keepalived.conf
+        - keepalived/rt2.sh:/kd.sh
+
+      exec:
+        - "/kd.sh"
 
   links:
     # 10.0.1.0/24
+    # Due to clab's RARE/freertr naming conventions,
+    # interfaces may need to be customized to run RARE.
     - endpoints: ["host:br-host", "br1:eth-h1"]
-    - endpoints: ["rt-1:eth-br1", "br1:eth-rt1"]
-    - endpoints: ["rt-2:eth-br1", "br1:eth-rt2"]
 
+    # If rt1 is frr/holo
+    - endpoints: ["rt1:eth-br1", "br1:eth-rt1"]
+    # If rt1 is RARE/free-rtr
+    # - endpoints: ["rt1:eth1", "br1:eth-rt1"]
+
+    # If rt2 is frr/holo
+    - endpoints: ["rt2:eth-br1", "br1:eth-rt2"]
+    # If rt2 is RARE/free-rtr
+    # - endpoints: ["rt2:eth2", "br1:eth-rt2"]