Revert "Enable cell_v2 setup by default"

This reverts commit 055f91446fa2e32eb2ee04f0db232bb7fc8cdba3.

Change-Id: I063c0a062a4f391a932c60e48d3f2c0ba0e941bb
Related-Bug: #1656276

manifests/db/mysql_api.pp

@@ -32,8 +32,9 @@
 #   Defaults to undef
 #
 # [*setup_cell0*]
-#   (optional) Setup a cell0 for the cell_v2 functionality.
-#   Defaults to true
+#   (optional) Setup a cell0 for the cell_v2 functionality. This option will
+#   be set to true by default in Ocata when the cell v2 setup is mandatory.
+#   Defaults to false
 #
 class nova::db::mysql_api(
   $password,
@@ -43,7 +44,7 @@ class nova::db::mysql_api(
   $charset       = 'utf8',
   $collate       = 'utf8_general_ci',
   $allowed_hosts = undef,
-  $setup_cell0   = true,
+  $setup_cell0   = false,
 ) {
 
   include ::nova::deps

manifests/db/sync_api.pp

@@ -11,8 +11,9 @@
 #
 # [*cellv2_setup*]
 #   (optional) This flag toggles if we run the cell_v2 simple_cell_setup action
-#   with nova-manage.
-#   Defaults to true.
+#   with nova-manage. This flag will be set to true in Ocata when the cell v2
+#   setup is mandatory.
+#   Defaults to false.
 #
 # [*db_sync_timeout*]
 #   (optional) Timeout for the execution of the db_sync
@@ -21,7 +22,7 @@
 class nova::db::sync_api(
   $extra_params    = undef,
   $db_sync_timeout = 300,
-  $cellv2_setup    = true,
+  $cellv2_setup    = false,
 ) {
 
   include ::nova::deps

releasenotes/notes/cell_v2-setup-default-true-569b431a5e987739.yaml

@@ -1,6 +0,0 @@
----
-upgrade:
-  - The cell_v2 setup has been enabled by default. To skip it or
-    prevent it from running, set nova::db::mysql_api::setup_cell0 and
-    nova::db::sync_api::cellv2_setup to false.
-    as the prelude. This may mean repeating some details.

spec/classes/nova_db_mysql_api_spec.rb

@@ -23,13 +23,7 @@ describe 'nova::db::mysql_api' do
         :collate       => 'utf8_general_ci',
       )}
 
-      it { is_expected.to contain_openstacklib__db__mysql('nova_api_cell0').with(
-        :user          => 'nova_api',
-        :password_hash => '*AA1420F182E88B9E5F874F6FBE7459291E8F4601',
-        :charset       => 'utf8',
-        :collate       => 'utf8_general_ci',
-        :create_user   => false,
-      )}
+      it { is_expected.to_not contain_openstacklib__db__mysql('nova_api_cell0') }
     end
 
     context 'overriding allowed_hosts param to array' do
@@ -46,13 +40,6 @@ describe 'nova::db::mysql_api' do
         :collate       => 'utf8_general_ci',
         :allowed_hosts => ['127.0.0.1','%'],
       )}
-      it { is_expected.to contain_openstacklib__db__mysql('nova_api_cell0').with(
-        :user          => 'nova_api',
-        :password_hash => '*AA1420F182E88B9E5F874F6FBE7459291E8F4601',
-        :charset       => 'utf8',
-        :collate       => 'utf8_general_ci',
-        :allowed_hosts => ['127.0.0.1','%'],
-      )}
     end
 
     context 'overriding allowed_hosts param to string' do
@@ -69,13 +56,6 @@ describe 'nova::db::mysql_api' do
         :collate       => 'utf8_general_ci',
         :allowed_hosts => '192.168.1.1',
       )}
-      it { is_expected.to contain_openstacklib__db__mysql('nova_api_cell0').with(
-        :user          => 'nova_api',
-        :password_hash => '*AA1420F182E88B9E5F874F6FBE7459291E8F4601',
-        :charset       => 'utf8',
-        :collate       => 'utf8_general_ci',
-        :allowed_hosts => '192.168.1.1',
-      )}
     end
 
     context 'when overriding charset' do
@@ -88,17 +68,20 @@ describe 'nova::db::mysql_api' do
       it { is_expected.to contain_openstacklib__db__mysql('nova_api').with(
         :charset => 'latin1',
       )}
-      it { is_expected.to contain_openstacklib__db__mysql('nova_api_cell0').with(
-        :charset => 'latin1',
-      )}
     end
 
-    context 'when disabling cell0 setup' do
+    context 'when enabling cell0 setup' do
       let :params do
-        { :setup_cell0 => false }.merge(required_params)
+        { :setup_cell0 => true }.merge(required_params)
       end
 
-      it { is_expected.to_not contain_openstacklib__db__mysql('nova_api_cell0') }
+      it { is_expected.to contain_openstacklib__db__mysql('nova_api_cell0').with(
+        :user          => 'nova_api',
+        :password_hash => '*AA1420F182E88B9E5F874F6FBE7459291E8F4601',
+        :charset       => 'utf8',
+        :collate       => 'utf8_general_ci',
+        :create_user   => false,
+      )}
     end
 
   end

spec/classes/nova_db_sync_api_spec.rb

@@ -16,14 +16,14 @@ describe 'nova::db::sync_api' do
           :notify      => 'Anchor[nova::dbsync_api::end]',
         )
       }
-      it { is_expected.to contain_class('nova::db::sync_cell_v2') }
+      it { is_expected.to_not contain_class('nova::db::sync_cell_v2') }
     end
 
     context "overriding extra_params" do
       let :params do
         {
           :extra_params => '--config-file /etc/nova/nova.conf',
-          :cellv2_setup => false
+          :cellv2_setup => true
         }
       end
 
@@ -39,7 +39,7 @@ describe 'nova::db::sync_api' do
           :notify      => 'Anchor[nova::dbsync_api::end]',
         )
       }
-      it { is_expected.to_not contain_class('nova::db::sync_cell_v2') }
+      it { is_expected.to contain_class('nova::db::sync_cell_v2') }
     end
 
     context "overriding db_sync_timeout" do