From 43a90805ef7f561f348fa486acdfa7d6e0c50455 Mon Sep 17 00:00:00 2001
From: Damien <damien@arnodo.fr>
Date: Sat, 29 Nov 2025 19:59:06 +0000
Subject: [PATCH] Configure interfaces for bonding and VLANs

Adds bonding and VLAN configuration to host interfaces files and
configures the clab yaml to load the modules.
---
 evpn-lab.clab.yml      | 10 ++++++----
 hosts/host1_interfaces |  9 ++++++++-
 hosts/host2_interfaces |  3 ++-
 hosts/host3_interfaces |  3 ++-
 hosts/host4_interfaces |  3 ++-
 5 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/evpn-lab.clab.yml b/evpn-lab.clab.yml
index 83b70f8..075da54 100644
--- a/evpn-lab.clab.yml
+++ b/evpn-lab.clab.yml
@@ -93,7 +93,9 @@ topology:
             binds:
                 - hosts/host2_interfaces:/etc/network/interfaces
             exec:
-                - apk add --no-cache ifupdown bonding vlan
+                - apk add --no-cache ifupdown
+                - apk add --no-cache vlan
+                - apk add --no-cache bonding
                 - modprobe bonding
                 - modprobe 8021q
                 - ifup -a
@@ -162,15 +164,15 @@ topology:
         # host1 dual-homed to leaf1 + leaf2
         - endpoints: ["leaf1:eth1", "host1:eth1"]
         - endpoints: ["leaf2:eth1", "host1:eth2"]
-        
+
         # host2 dual-homed to leaf3 + leaf4
         - endpoints: ["leaf3:eth1", "host2:eth1"]
         - endpoints: ["leaf4:eth1", "host2:eth2"]
-        
+
         # host3 dual-homed to leaf5 + leaf6
         - endpoints: ["leaf5:eth1", "host3:eth1"]
         - endpoints: ["leaf6:eth1", "host3:eth2"]
-        
+
         # host4 dual-homed to leaf7 + leaf8
         - endpoints: ["leaf7:eth1", "host4:eth1"]
         - endpoints: ["leaf8:eth1", "host4:eth2"]
diff --git a/hosts/host1_interfaces b/hosts/host1_interfaces
index 3306787..5999095 100644
--- a/hosts/host1_interfaces
+++ b/hosts/host1_interfaces
@@ -2,10 +2,17 @@ auto lo
 iface lo inet loopback
 
 auto bond0
-iface bond0
+    iface bond0 inet manual
     use bond
     bond-slaves eth1 eth2
     bond-mode 802.3ad
     bond-miimon 100
     bond-lacp-rate fast
     up ip link set $IFACE up
+
+auto bond0.40
+    iface bond0.40 inet static
+    address 10.34.34.102
+    netmask 255.255.255.0
+    vlan-raw-device bond0
+    up ip link set $IFACE up
diff --git a/hosts/host2_interfaces b/hosts/host2_interfaces
index 6deabf5..a3fa941 100644
--- a/hosts/host2_interfaces
+++ b/hosts/host2_interfaces
@@ -2,9 +2,10 @@ auto lo
 iface lo inet loopback
 
 auto bond0
-iface bond0
+    iface bond0 inet manual
     use bond
     bond-slaves eth1 eth2
     bond-mode 802.3ad
     bond-miimon 100
     bond-lacp-rate fast
+    up ip link set $IFACE up
diff --git a/hosts/host3_interfaces b/hosts/host3_interfaces
index 6deabf5..a3fa941 100644
--- a/hosts/host3_interfaces
+++ b/hosts/host3_interfaces
@@ -2,9 +2,10 @@ auto lo
 iface lo inet loopback
 
 auto bond0
-iface bond0
+    iface bond0 inet manual
     use bond
     bond-slaves eth1 eth2
     bond-mode 802.3ad
     bond-miimon 100
     bond-lacp-rate fast
+    up ip link set $IFACE up
diff --git a/hosts/host4_interfaces b/hosts/host4_interfaces
index 6deabf5..a3fa941 100644
--- a/hosts/host4_interfaces
+++ b/hosts/host4_interfaces
@@ -2,9 +2,10 @@ auto lo
 iface lo inet loopback
 
 auto bond0
-iface bond0
+    iface bond0 inet manual
     use bond
     bond-slaves eth1 eth2
     bond-mode 802.3ad
     bond-miimon 100
     bond-lacp-rate fast
+    up ip link set $IFACE up