From 8fdf536e77fce004bc39c6eda50b18b1d9704375 Mon Sep 17 00:00:00 2001
From: Gabriel Mougard <gabriel.mougard@canonical.com>
Date: Fri, 25 Oct 2024 20:58:50 +0200
Subject: [PATCH] tests/network-ovn: Add MicroOVN as a backend for the
 `network-ovn` test suite

Signed-off-by: Gabriel Mougard <gabriel.mougard@canonical.com>
---
 .github/workflows/tests.yml |  1 +
 tests/network-ovn           | 41 ++++++++++++++++++++++++++-----------
 2 files changed, 30 insertions(+), 12 deletions(-)

diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index f8297712..329ae6b7 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -97,6 +97,7 @@ jobs:
           - interception
           - network-bridge-firewall
           - network-ovn
+          - network-ovn "microovn" "22.03/stable"
           - network-routed
           - pylxd
           - snapd
diff --git a/tests/network-ovn b/tests/network-ovn
index 3d1ae10d..b2f33a63 100755
--- a/tests/network-ovn
+++ b/tests/network-ovn
@@ -1,25 +1,42 @@
 #!/bin/bash
 set -eux
 
-# Install dependencies
-install_deps ovn-host ovn-central bind9-dnsutils jq
-
 # Install LXD
 install_lxd
 
-# Configure OVN.
-ovs-vsctl set open_vswitch . \
-  external_ids:ovn-remote=unix:/var/run/ovn/ovnsb_db.sock \
-  external_ids:ovn-encap-type=geneve \
-  external_ids:ovn-encap-ip=127.0.0.1
-
-# Empty controller log so ACL log checks are consistent over repeat runs.
-echo "" > /var/log/ovn/ovn-controller.log
-
 # Configure LXD.
 lxc project switch default
 lxc storage create default zfs
 
+# If the first parameter is "microovn", we use the MicroOVN snap as a backend for the tests.
+if [ "$#" -gt 0 ] && [ "$1" = "microovn" ]; then
+    if [ -n "$2" ]; then
+        microovn_channel="$2"
+        shift 1
+    else
+        microovn_channel="latest/stable"
+    fi
+
+    snap install microovn --channel="${microovn_channel}"
+    microovn cluster bootstrap
+    snap restart microovn
+    microovnAddr=$(microovn cluster list --format json | jq -r '.[0].address | split(":") | first')
+    lxc config set network.ovn.northbound_connection ssl:${microovnAddr}:6641
+    shift 1
+else
+    # Install dependencies
+    install_deps ovn-host ovn-central bind9-dnsutils jq
+
+    # Configure OVN.
+    ovs-vsctl set open_vswitch . \
+        external_ids:ovn-remote=unix:/var/run/ovn/ovnsb_db.sock \
+        external_ids:ovn-encap-type=geneve \
+        external_ids:ovn-encap-ip=127.0.0.1
+
+    # Empty controller log so ACL log checks are consistent over repeat runs.
+    echo "" > /var/log/ovn/ovn-controller.log
+fi
+
 # XXX: known DNS resolution on for .lxd domain with 24.04 instances
 IMAGE="${TEST_IMG:-ubuntu-daily:22.04}"