Add swift service support for composable upgrades

Co-Authored-By: Sofer Athlan-Guyot <sathlang@redhat.com>
Partially-Implements: blueprint overcloud-upgrades-per-service
Closes-Bug: #1655651
Change-Id: I83134f51d152f3b97f9a570bbd9a67c753982810

puppet/services/swift-proxy.yaml

@@ -157,3 +157,7 @@ outputs:
             - admin
             - swiftoperator
             - ResellerAdmin
+      upgrade_tasks:
+        - name: Stop swift_proxy service
+          tags: step2
+          service: name=openstack-swift-proxy state=stopped

puppet/services/swift-storage.yaml

@@ -90,3 +90,20 @@ outputs:
             swift::storage::all::storage_local_net_ip: {get_param: [ServiceNetMap, SwiftStorageNetwork]}
       step_config: |
         include ::tripleo::profile::base::swift::storage
+      upgrade_tasks:
+        - name: Stop swift storage services
+          tags: step2
+          service: name={{ item }} state=stopped
+          with_items:
+            - openstack-swift-account-auditor
+            - openstack-swift-account-reaper
+            - openstack-swift-account-replicator
+            - openstack-swift-account
+            - openstack-swift-container-auditor
+            - openstack-swift-container-replicator
+            - openstack-swift-container-updater
+            - openstack-swift-container
+            - openstack-swift-object-auditor
+            - openstack-swift-object-replicator
+            - openstack-swift-object-updater
+            - openstack-swift-object