Add names to rename playbook tasks

When running the playbook, it's not immediately clear which task is
running without names. Add names. Also, update the whitespace to be more
in-line with how we write playbooks for zuul.

Change-Id: Ia189b8da6ded882aeb1fcff4932a1f9586027f80

playbooks/rename_repos.yaml

@@ -1,54 +1,89 @@
----
 - hosts: review.openstack.org
   gather_facts: False
   remote_user: root
   tasks:
-  - shell: invoke-rc.d gerrit stop
-  - include_vars: "{{ repolist }}"
-  - shell: echo 'update account_project_watches set project_name = "{{ item.new }}" where project_name = "{{ item.old }}";' | mysql reviewdb
-    with_items: "{{ repos }}"
-  - shell: echo 'update changes set dest_project_name = "{{ item.new }}", created_on = created_on where dest_project_name = "{{ item.old }}";' | mysql reviewdb
-    with_items: "{{ repos }}"
-  - shell: mv {{ item[0] }}{{ item[1].old }}.git {{ item[0] }}{{ item[1].new }}.git
-    with_nested:
-    - [ '~gerrit2/review_site/git/', '/opt/lib/git/' ]
-    - "{{ repos }}"
+
+    - include_vars: "{{ repolist }}"
+
+    - name: Stop Gerrit
+      shell: invoke-rc.d gerrit stop
+
+    - name: Update account_project_watches in gerrit database
+      shell: echo 'update account_project_watches set project_name = "{{ item.new }}" where project_name = "{{ item.old }}";' | mysql reviewdb
+      with_items: "{{ repos }}"
+
+    - name: Update changes in gerrit database
+      shell: echo 'update changes set dest_project_name = "{{ item.new }}", created_on = created_on where dest_project_name = "{{ item.old }}";' | mysql reviewdb
+      with_items: "{{ repos }}"
+
+    - name: Rename git repos on gerrit
+      shell: mv {{ item[0] }}{{ item[1].old }}.git {{ item[0] }}{{ item[1].new }}.git
+      with_nested:
+        - [ '~gerrit2/review_site/git/', '/opt/lib/git/' ]
+        - "{{ repos }}"
+
 - hosts: 'git0*'
   gather_facts: False
   tasks:
-  - include_vars: "{{ repolist }}"
-  - shell: mv {{ item[0] }}{{ item[1].old }}.git {{ item[0] }}{{ item[1].new }}.git
-    with_nested:
-    - [ '/var/lib/git/' ]
-    - "{{ repos }}"
+
+    - include_vars: "{{ repolist }}"
+
+    - name: Rename git repos on git farm
+      shell: mv {{ item[0] }}{{ item[1].old }}.git {{ item[0] }}{{ item[1].new }}.git
+      with_nested:
+        - [ '/var/lib/git/' ]
+        - "{{ repos }}"
+
 - hosts: storyboard.openstack.org
   gather_facts: False
   remote_user: root
   tasks:
-  - include_vars: "{{ repolist }}"
-  - shell: echo 'update projects set name="{{ item.new }}" where name="{{ item.old }}";' | mysql --defaults-file=/root/.storyboard_db.cnf storyboard
-    with_items: "{{ repos }}"
+
+    - include_vars: "{{ repolist }}"
+
+    - name: Rename projects in storyboard
+      shell: echo 'update projects set name="{{ item.new }}" where name="{{ item.old }}";' | mysql --defaults-file=/root/.storyboard_db.cnf storyboard
+      with_items: "{{ repos }}"
+
 - hosts: review.openstack.org
   gather_facts: False
   remote_user: root
   become: yes
   become_user: gerrit2
   tasks:
-  - shell: cp -ax /home/gerrit2/review_site/index /home/gerrit2/index.backup.$(date +%s)
+
+    - name: Make backup of gerrit index
+      shell: cp -ax /home/gerrit2/review_site/index /home/gerrit2/index.backup.$(date +%s)
+
 - hosts: review.openstack.org
   gather_facts: False
   remote_user: root
   tasks:
-  - shell: invoke-rc.d gerrit start
+
+    # TODO: gerrit startup exceeds the timeout, so this task fails
+    - name: Start gerrit
+      shell: invoke-rc.d gerrit start
+
 - hosts: review.openstack.org
   gather_facts: False
   remote_user: root
   become: yes
   become_user: gerrit2
   tasks:
-  - pause: prompt="Make sure that Gerrit ssh api is accepting requests. Use Enter or ^C c to continue. ^C a to abort."
-  - include_vars: "{{ repolist }}"
-  - shell: ssh -p 29418 -i /home/gerrit2/review_site/etc/ssh_project_rsa_key openstack-project-creator@review.openstack.org gerrit rename-group {{ item.old }} {{ item.new }}
-    with_items: "{{ gerrit_groups|default([]) }}"
+
+    - include_vars: "{{ repolist }}"
+
+    # TODO: Replace this with a wait_for?
+    - pause:
+        prompt: "Make sure that Gerrit ssh api is accepting requests. Use Enter or ^C c to continue. ^C a to abort."
+
+    - name: Set base ssh command fact
+      set_fact:
+        gerrit_ssh_command: ssh -p 29418 -i /home/gerrit2/review_site/etc/ssh_project_rsa_key openstack-project-creator@review.openstack.org gerrit
+
+    - name: Rename groups in gerrit
+      shell: "{{ gerrit_ssh_command }} rename-group {{ item.old }} {{ item.new }}"
+      with_items: "{{ gerrit_groups|default([]) }}"
+
 # TODO: online reindex accounts
 # TODO: online reindex projects