Update migration to use change

Remove lock retries from migration

changelogs/unreleased/218464-expiration-policy-defaults.yml

+---
+title: Update container expiration policy database defaults
+merge_request: 32600
+author:
+type: fixed

db/migrate/20200519194042_update_container_expiration_policies_defaults.rb

+# frozen_string_literal: true
+
+class UpdateContainerExpirationPoliciesDefaults < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  def up
+    with_lock_retries do
+      change_column_default :container_expiration_policies, :cadence, '1d'
+      change_column_default :container_expiration_policies, :keep_n, 10
+      change_column_default :container_expiration_policies, :older_than, '90d'
+    end
+  end
+
+  def down
+    with_lock_retries do
+      change_column_default :container_expiration_policies, :cadence, '7d'
+      change_column_default :container_expiration_policies, :keep_n, nil
+      change_column_default :container_expiration_policies, :older_than, nil
+    end
+  end
+end

db/structure.sql

@@ -1978,9 +1978,9 @@ CREATE TABLE public.container_expiration_policies (
     updated_at timestamp with time zone NOT NULL,
     next_run_at timestamp with time zone,
     name_regex character varying(255),
-    cadence character varying(12) DEFAULT '7d'::character varying NOT NULL,
-    older_than character varying(12),
-    keep_n integer,
+    cadence character varying(12) DEFAULT '1d'::character varying NOT NULL,
+    older_than character varying(12) DEFAULT '90d'::character varying,
+    keep_n integer DEFAULT 10,
     enabled boolean DEFAULT true NOT NULL,
     name_regex_keep text,
     CONSTRAINT container_expiration_policies_name_regex_keep CHECK ((char_length(name_regex_keep) <= 255))
@@ -13932,6 +13932,7 @@ COPY "schema_migrations" (version) FROM STDIN;
 20200515155620
 20200519115908
 20200519171058
+20200519194042
 20200525114553
 20200525121014
 20200526120714

spec/lib/gitlab/usage_data_spec.rb

@@ -114,30 +114,33 @@ describe Gitlab::UsageData, :aggregate_failures do
           end
         end
 
+        let_it_be('container_expiration_policy_with_keep_n_set_to_null') { create(:container_expiration_policy, keep_n: nil) }
+        let_it_be('container_expiration_policy_with_older_than_set_to_null') { create(:container_expiration_policy, older_than: nil) }
+
         let(:inactive_policies) { ::ContainerExpirationPolicy.where(enabled: false) }
         let(:active_policies) { ::ContainerExpirationPolicy.active }
 
         subject { described_class.data[:counts] }
 
         it 'gathers usage data' do
-          expect(subject[:projects_with_expiration_policy_enabled]).to eq 20
+          expect(subject[:projects_with_expiration_policy_enabled]).to eq 22
           expect(subject[:projects_with_expiration_policy_disabled]).to eq 1
 
-          expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_unset]).to eq 14
+          expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_unset]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_set_to_1]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_set_to_5]).to eq 1
-          expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_set_to_10]).to eq 1
+          expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_set_to_10]).to eq 16
           expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_set_to_25]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_keep_n_set_to_50]).to eq 1
 
-          expect(subject[:projects_with_expiration_policy_enabled_with_older_than_unset]).to eq 16
+          expect(subject[:projects_with_expiration_policy_enabled_with_older_than_unset]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_older_than_set_to_7d]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_older_than_set_to_14d]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_older_than_set_to_30d]).to eq 1
-          expect(subject[:projects_with_expiration_policy_enabled_with_older_than_set_to_90d]).to eq 1
+          expect(subject[:projects_with_expiration_policy_enabled_with_older_than_set_to_90d]).to eq 18
 
-          expect(subject[:projects_with_expiration_policy_enabled_with_cadence_set_to_1d]).to eq 12
-          expect(subject[:projects_with_expiration_policy_enabled_with_cadence_set_to_7d]).to eq 5
+          expect(subject[:projects_with_expiration_policy_enabled_with_cadence_set_to_1d]).to eq 18
+          expect(subject[:projects_with_expiration_policy_enabled_with_cadence_set_to_7d]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_cadence_set_to_14d]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_cadence_set_to_1month]).to eq 1
           expect(subject[:projects_with_expiration_policy_enabled_with_cadence_set_to_3month]).to eq 1