stack update POC

gistfile1.txt

diff --git a/overcloud-without-mergepy.yaml b/overcloud-without-mergepy.yaml
index be32452..47e6d31 100644
--- a/overcloud-without-mergepy.yaml
+++ b/overcloud-without-mergepy.yaml
@@ -465,6 +465,9 @@ parameters:
     type: string
     constraints:
       - custom_constraint: nova.flavor
+  update_timestamp:
+    type: string
+    default: ''
 
 # Block storage specific parameters
   BlockStorageCount:
@@ -587,6 +590,7 @@ resources:
           SwiftPartPower: {get_param: SwiftPartPower}
           SwiftPassword: {get_param: SwiftPassword}
           SwiftReplicas: { get_param: SwiftReplicas}
+          update_timestamp: { get_param: update_timestamp}
           VirtualIP: {get_attr: [ControlVirtualIP, fixed_ips, 0, ip_address]}
           PublicVirtualIP: {get_attr: [PublicVirtualIP, fixed_ips, 0, ip_address]}
 
@@ -641,6 +645,7 @@ resources:
           RabbitUserName: {get_param: RabbitUserName}
           SnmpdReadonlyUserName: {get_param: SnmpdReadonlyUserName}
           SnmpdReadonlyUserPassword: {get_param: SnmpdReadonlyUserPassword}
+          update_timestamp: { get_param: update_timestamp}
 
   BlockStorage:
     type: OS::Heat::ResourceGroup
diff --git a/puppet/controller-puppet.yaml b/puppet/controller-puppet.yaml
index 0fd4e7a..f96f0f1 100644
--- a/puppet/controller-puppet.yaml
+++ b/puppet/controller-puppet.yaml
@@ -392,6 +392,9 @@ parameters:
     default: 'false'
     description: Set to true to enable package installation via Puppet
     type: boolean
+  update_timestamp:
+    type: string
+    default: ''
 
 resources:
 
@@ -406,6 +409,27 @@ resources:
         - network: ctlplane
       user_data_format: SOFTWARE_CONFIG
 
+  update_config:
+    type: OS::Heat::SoftwareConfig
+    properties:
+      group: script
+      inputs:
+        - name: update_after_time
+          description: Timestamp of the most recent update request
+      config:
+        get_file: manifests/do_update.sh
+
+  update_deployment:
+    type: OS::Heat::SoftwareDeployment
+    properties:
+      #actions:
+      #  - UPDATE
+      config: {get_resource: update_config}
+      server: {get_resource: Controller}
+      signal_transport: NO_SIGNAL
+      input_values:
+        update_after_time: {get_param: update_timestamp}
+
   NetworkConfig:
     type: OS::TripleO::Net::SoftwareConfig
 
diff --git a/puppet/manifests/do_update.sh b/puppet/manifests/do_update.sh
new file mode 100644
index 0000000..c224cdf
--- /dev/null
+++ b/puppet/manifests/do_update.sh
@@ -0,0 +1,2 @@
+#!/bin/sh
+echo `date` >> /tmp/update.log