From 17709257fb10ae38498d93d330c01e51accf3626 Mon Sep 17 00:00:00 2001
From: Honza Pokorny <honza@redhat.com>
Date: Mon, 14 Jan 2019 10:24:38 -0400
Subject: [PATCH] Don't fail when undeploying and the stack doesn't exist

Before attempting to delete the stack, we check if it exists.  And if it
doesn't, we skip straight to updating the environment.

Change-Id: I4124f73571cd794a457f52d4f76bfb75cf64e886
---
 workbooks/deployment.yaml | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/workbooks/deployment.yaml b/workbooks/deployment.yaml
index d51316ab9..87ab39867 100644
--- a/workbooks/deployment.yaml
+++ b/workbooks/deployment.yaml
@@ -666,7 +666,18 @@ workflows:
           message: "Deleting <% $.container %> deployment"
           execution: <% execution() %>
           plan_name: <% $.container %>
-        on-complete: delete_stack
+        on-complete: stack_exists
+
+      stack_exists:
+        action: heat.stacks_get
+        input:
+          stack_id: <% $.container %>
+        publish-on-error:
+          deployment_status: UNDEPLOYED
+          message: "Stack does not exist: <% task().result %>"
+          status: SUCCESS
+        on-success: delete_stack
+        on-error: send_undeployed_message
 
       delete_stack:
         workflow: tripleo.stack.v1.delete_stack