From 2d32083a27d024aa4557469f09e393865ad60092 Mon Sep 17 00:00:00 2001
From: Jeffrey Zhang <zhang.lei.fly@gmail.com>
Date: Thu, 19 Jan 2017 09:03:38 +0800
Subject: [PATCH] Detect openstack_release variable when it auto

Get openstack_release variable from kolla-ansible version number when it
is auto.

Change-Id: Ibd0d8f85aed9d8198218c0dc85c367b331815100
---
 ansible/group_vars/all.yml |  2 +-
 ansible/site.yml           | 15 +++++++++++++++
 etc/kolla/globals.yml      |  2 +-
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/ansible/group_vars/all.yml b/ansible/group_vars/all.yml
index b51b98903e..29a1fada4f 100644
--- a/ansible/group_vars/all.yml
+++ b/ansible/group_vars/all.yml
@@ -233,7 +233,7 @@ admin_protocol: "http"
 ####################
 # OpenStack options
 ####################
-openstack_release: "4.0.0"
+openstack_release: "auto"
 openstack_logging_debug: "False"
 
 openstack_region_name: "RegionOne"
diff --git a/ansible/site.yml b/ansible/site.yml
index 4596dc93b2..c47a95e12c 100644
--- a/ansible/site.yml
+++ b/ansible/site.yml
@@ -31,6 +31,21 @@
       when:
         - (play_hosts | length) != (groups['all'] | length)
 
+- name: Detect openstack_release variable
+  hosts: all
+  gather_facts: false
+  tasks:
+    - name: Get current kolla-ansible version number
+      local_action: command python -c "import pbr.version; print(pbr.version.VersionInfo('kolla-ansible'))"
+      register: kolla_ansible_version
+      changed_when: false
+      when: openstack_release == "auto"
+
+    - name: Set openstack_release variable
+      set_fact:
+        openstack_release: "{{ kolla_ansible_version.stdout }}"
+      when: openstack_release == "auto"
+
 - name: Apply role prechecks
   hosts:
     - all
diff --git a/etc/kolla/globals.yml b/etc/kolla/globals.yml
index e8e288fbf3..3b8d3d5fd3 100644
--- a/etc/kolla/globals.yml
+++ b/etc/kolla/globals.yml
@@ -17,7 +17,7 @@
 #kolla_install_type: "binary"
 
 # Valid option is Docker repository tag
-#openstack_release: "4.0.0"
+#openstack_release: "auto"
 
 # Location of configuration overrides
 #node_custom_config: "/etc/kolla/config"