From a2ed38b4594843835c72575189bfbb4b2ef59606 Mon Sep 17 00:00:00 2001
From: "Joshua M. Boniface" <joshua@boniface.me>
Date: Fri, 1 Sep 2023 15:42:26 -0400
Subject: [PATCH] Add generic SR-IOV configuration

---
 group_vars/default/pvc.yml               | 10 ++++++++++
 roles/pvc/defaults/main.yml              |  8 ++++++++
 roles/pvc/templates/pvc/pvcnoded.yaml.j2 |  2 ++
 3 files changed, 20 insertions(+)

diff --git a/group_vars/default/pvc.yml b/group_vars/default/pvc.yml
index fbf7dc5..5598473 100644
--- a/group_vars/default/pvc.yml
+++ b/group_vars/default/pvc.yml
@@ -125,6 +125,16 @@ pvc_nodes:
 # or a different device separate from the other 3 main networks.
 pvc_bridge_device: bondU        # Replace based on your network configuration
 
+# SR-IOV device configuration
+# SR-IOV enables the passing of hardware-virtualized network devices (VFs), created on top of SR-IOV-enabled
+# physical NICs (PFs), into virtual machines. SR-IOV is a complex topic, and will not be discussed in detail
+# here. Instead, the SR-IOV mode is disabled by default and a commented out example configuration is shown.
+pvc_sriov_enable: False
+#pvc_sriov_device:
+#  - phy: ens1f0
+#    mtu: 9000
+#    vfcount: 6
+
 # Configuration file networks
 # > Taken from base.yml's configuration; do not modify this section.
 pvc_upstream_device: "{{ networks['upstream']['device'] }}"
diff --git a/roles/pvc/defaults/main.yml b/roles/pvc/defaults/main.yml
index b3a3503..b568913 100644
--- a/roles/pvc/defaults/main.yml
+++ b/roles/pvc/defaults/main.yml
@@ -26,6 +26,7 @@ pvc_zookeeper_stack_limit: 512M
 # Ceph storage
 ceph_storage_secret_key: ""
 ceph_storage_secret_uuid: ""
+
 # Database
 pvc_dns_database_name: "pvcdns"
 pvc_dns_database_user: "pvcdns"
@@ -33,6 +34,7 @@ pvc_dns_database_password: "PVCdnsPassw0rd"
 pvc_api_database_name: "pvcapi"
 pvc_api_database_user: "pvcapi"
 pvc_api_database_password: "PVCprovPassw0rd"
+
 # Coordinators
 pvc_nodes:
   - hostname: "pvc1"
@@ -65,6 +67,7 @@ pvc_nodes:
     ipmi_host: "pvc3-lom"
     ipmi_user: ""
     ipmi_password: ""
+
 # Networks
 pvc_asn: "65001"
 pvc_routers:
@@ -82,3 +85,8 @@ pvc_upstream_domain: ""
 pvc_upstream_subnet: ""
 pvc_upstream_floatingip: ""
 pvc_upstream_gatewayip: ""
+
+# Devices
+pvc_bridge_device: bond0
+pvc_sriov_enable: False
+pvc_sriov_device:
diff --git a/roles/pvc/templates/pvc/pvcnoded.yaml.j2 b/roles/pvc/templates/pvc/pvcnoded.yaml.j2
index 057218e..7fab702 100644
--- a/roles/pvc/templates/pvc/pvcnoded.yaml.j2
+++ b/roles/pvc/templates/pvc/pvcnoded.yaml.j2
@@ -79,6 +79,8 @@ pvc:
         console_log_lines: {{ pvc_log_console_lines }}
       networking:
         bridge_device: {{ pvc_bridge_device }}
+        sriov_enable: {{ pvc_sriov_enable }}
+        sriov_device: {{ pvc_sriov_device }}
         upstream:
           device: {{ pvc_upstream_device }}
           mtu: {{ pvc_upstream_mtu }}