From ca07f6418291e0ea210a688d17a97ebf5cf0c6e2 Mon Sep 17 00:00:00 2001
From: Jaganathan Palanisamy <jpalanis@redhat.com>
Date: Wed, 20 Nov 2019 15:37:09 +0530
Subject: [PATCH] Derive Pci passthrough whitelist disable option

This change is to add the option to disable the derive
pci passthrough whitelist automation logic in sriov
deployments if required.

Change-Id: Ib2d5b019e3064acf50c06da071d9eb77fe0d10dd
Closes-Bug: #1841041
(cherry picked from commit 8a7dcb59d9c9b37132c7e6d67128c22790ca7722)
---
 docker/services/neutron-sriov-agent.yaml | 46 ++++++++++++++++--------
 1 file changed, 32 insertions(+), 14 deletions(-)

diff --git a/docker/services/neutron-sriov-agent.yaml b/docker/services/neutron-sriov-agent.yaml
index 3bf39eacb3..240cf4fb55 100644
--- a/docker/services/neutron-sriov-agent.yaml
+++ b/docker/services/neutron-sriov-agent.yaml
@@ -40,6 +40,21 @@ parameters:
     description: Mapping of service endpoint -> protocol. Typically set
                  via parameter_defaults in the resource registry.
     type: json
+  DerivePciWhitelistEnabled:
+    default: true
+    description: Whether to enable or not the pci passthrough whitelist automation.
+    type: boolean
+    tags:
+      - role_specific
+
+conditions:
+
+  derive_pci_whitelist_enabled:
+    or:
+      - and:
+        - equals: [{get_param: DerivePciWhitelistEnabled}, true]
+        - equals: [{get_param: [RoleParameters, DerivePciWhitelistEnabled]}, '']
+      - equals: [{get_param: [RoleParameters, DerivePciWhitelistEnabled]}, true]
 
 resources:
 
@@ -117,20 +132,23 @@ outputs:
       host_prep_tasks:
         list_concat:
           - {get_attr: [NeutronLogging, host_prep_tasks]}
-          - - name: "creating directory"
-              file:
-                state: directory
-                path: /var/lib/pci_passthrough_whitelist_scripts
-                owner: root
-                group: root
-                mode: 0750
-            - name: derive pci passthrough whitelist
-              copy:
-                content: {get_file: ./derive_pci_passthrough_whitelist.py}
-                dest: '/var/lib/pci_passthrough_whitelist_scripts/derive_pci_passthrough_whitelist.py'
-                mode: 0700
-            - name: run derive_pci_passthrough_whitelist.py
-              command:  /var/lib/pci_passthrough_whitelist_scripts/derive_pci_passthrough_whitelist.py
+          - - if:
+                - derive_pci_whitelist_enabled
+                - - name: "creating directory"
+                    file:
+                      state: directory
+                      path: /var/lib/pci_passthrough_whitelist_scripts
+                      owner: root
+                      group: root
+                      mode: 0750
+                  - name: derive pci passthrough whitelist
+                    copy:
+                      content: {get_file: ./derive_pci_passthrough_whitelist.py}
+                      dest: '/var/lib/pci_passthrough_whitelist_scripts/derive_pci_passthrough_whitelist.py'
+                      mode: 0700
+                  - name: run derive_pci_passthrough_whitelist.py
+                    command:  /var/lib/pci_passthrough_whitelist_scripts/derive_pci_passthrough_whitelist.py
+                - []
       metadata_settings:
         get_attr: [NeutronSriovAgentBase, role_data, metadata_settings]
       upgrade_tasks: