Remove deprecated modsecurity columns

db/post_migrate/20210629101712_remove_deprecated_modsecurity_columns.rb

+# frozen_string_literal: true
+
+class RemoveDeprecatedModsecurityColumns < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_clusters_applications_ingress_on_modsecurity'
+
+  def up
+    remove_column :clusters_applications_ingress, :modsecurity_enabled if column_exists?(:clusters_applications_ingress, :modsecurity_enabled)
+    remove_column :clusters_applications_ingress, :modsecurity_mode if column_exists?(:clusters_applications_ingress, :modsecurity_mode)
+  end
+
+  def down
+    add_column :clusters_applications_ingress, :modsecurity_enabled, :boolean unless column_exists?(:clusters_applications_ingress, :modsecurity_enabled)
+    add_column :clusters_applications_ingress, :modsecurity_mode, :smallint, null: false, default: 0 unless column_exists?(:clusters_applications_ingress, :modsecurity_mode)
+
+    add_concurrent_index :clusters_applications_ingress, [:modsecurity_enabled, :modsecurity_mode, :cluster_id], name: INDEX_NAME
+  end
+end

db/schema_migrations/20210629101712

+28e448810fdf8bab4de44d45acac862e752f578b5b8fd77b885a385b9ef16b2d
\ No newline at end of file

db/structure.sql

@@ -11682,9 +11682,7 @@ CREATE TABLE clusters_applications_ingress (
     cluster_ip character varying,
     status_reason text,
     external_ip character varying,
-    external_hostname character varying,
-    modsecurity_enabled boolean,
-    modsecurity_mode smallint DEFAULT 0 NOT NULL
+    external_hostname character varying
 );
 
 CREATE SEQUENCE clusters_applications_ingress_id_seq
@@ -23169,8 +23167,6 @@ CREATE UNIQUE INDEX index_clusters_applications_helm_on_cluster_id ON clusters_a
 
 CREATE UNIQUE INDEX index_clusters_applications_ingress_on_cluster_id ON clusters_applications_ingress USING btree (cluster_id);
 
-CREATE INDEX index_clusters_applications_ingress_on_modsecurity ON clusters_applications_ingress USING btree (modsecurity_enabled, modsecurity_mode, cluster_id);
-
 CREATE UNIQUE INDEX index_clusters_applications_jupyter_on_cluster_id ON clusters_applications_jupyter USING btree (cluster_id);
 
 CREATE INDEX index_clusters_applications_jupyter_on_oauth_application_id ON clusters_applications_jupyter USING btree (oauth_application_id);

spec/fixtures/api/schemas/cluster_status.json

@@ -37,8 +37,6 @@
         "hostname": { "type": ["string", "null"] },
         "email": { "type": ["string", "null"] },
         "stack": { "type": ["string", "null"] },
-        "modsecurity_enabled": { "type": ["boolean", "null"] },
-        "modsecurity_mode": {"type": ["integer", "0"]},
         "host": {"type": ["string", "null"]},
         "port": {"type": ["integer", "514"]},
         "protocol": {"type": ["integer", "0"]},