From cd24b6d98e1b82ab9c255e3e5ddbaed99c49067f Mon Sep 17 00:00:00 2001
From: Mark Goddard <mark@stackhpc.com>
Date: Fri, 29 Apr 2022 17:09:47 +0100
Subject: [PATCH] ironic: Set MTU on provisioning and cleaning Neutron networks

Previously we were not applying an MTU defined in Kayobe networks.yml to
the provisioning and cleaning networks in Neutron. This could lead to
issues when nodes communicate with the Ironic and Inspector APIs.

Change-Id: Id9418e4e88c52056412daa22462aa611bfcc59ae
---
 ansible/provision-net.yml                                  | 2 ++
 releasenotes/notes/provision-net-mtu-befdda04224f49a6.yaml | 5 +++++
 2 files changed, 7 insertions(+)
 create mode 100644 releasenotes/notes/provision-net-mtu-befdda04224f49a6.yaml

diff --git a/ansible/provision-net.yml b/ansible/provision-net.yml
index 7476608eb..54a5b4fc6 100644
--- a/ansible/provision-net.yml
+++ b/ansible/provision-net.yml
@@ -18,6 +18,7 @@
     venv: "{{ virtualenv_path }}/openstacksdk"
     provision_net:
       name: "{{ kolla_ironic_provisioning_network }}"
+      mtu: "{{ provision_wl_net_name | net_mtu | default(omit, True) }}"
       provider_network_type: "{% if provision_wl_net_name | net_vlan %}vlan{% else %}flat{% endif %}"
       provider_physical_network: "{{ provision_wl_net_name | net_physical_network | default('physnet1', True) }}"
       provider_segmentation_id: "{{ provision_wl_net_name | net_vlan }}"
@@ -31,6 +32,7 @@
           allocation_pool_end: "{{ provision_wl_net_name | net_neutron_allocation_pool_end }}"
     cleaning_net:
       name: "{{ kolla_ironic_cleaning_network }}"
+      mtu: "{{ cleaning_net_name | net_mtu | default(omit, True) }}"
       provider_network_type: "{% if cleaning_net_name | net_vlan %}vlan{% else %}flat{% endif %}"
       provider_physical_network: "{{ cleaning_net_name | net_physical_network | default('physnet1', True) }}"
       provider_segmentation_id: "{{ cleaning_net_name | net_vlan }}"
diff --git a/releasenotes/notes/provision-net-mtu-befdda04224f49a6.yaml b/releasenotes/notes/provision-net-mtu-befdda04224f49a6.yaml
new file mode 100644
index 000000000..ce736f5d2
--- /dev/null
+++ b/releasenotes/notes/provision-net-mtu-befdda04224f49a6.yaml
@@ -0,0 +1,5 @@
+---
+fixes:
+  - |
+    Fixes an issue where the MTU defined in Kayobe was not applied to Ironic
+    provisioning and cleaning networks in Neutron.