[API] Test Runner: use x_pack_rest_user auth

Author: picandocodigo

elasticsearch-api/api-spec-testing/test_file/action.rb

@@ -83,10 +83,6 @@ def execute(client, test = nil)
               client
             when 'headers'
               headers = prepare_arguments(args, test)
-              # TODO: Remove Authorization headers while x_pack_rest_user is fixed
-              if headers[:Authorization] == 'Basic eF9wYWNrX3Jlc3RfdXNlcjp4LXBhY2stdGVzdC1wYXNzd29yZA=='
-                headers.delete(:Authorization)
-              end
               host = client.transport.instance_variable_get('@hosts')
               transport_options = client.transport.instance_variable_get('@options')&.dig(:transport_options) || {}
               if ENV['QUIET'] == 'true'

elasticsearch-api/api-spec-testing/wipe_cluster.rb

@@ -50,6 +50,13 @@ def self.run(client)
         check_for_unexpectedly_recreated_objects(client)
       end
 
+      def self.create_xpack_rest_user(client)
+        client.security.put_user(
+          username: 'x_pack_rest_user',
+          body: { password: 'x-pack-test-password', roles: ['superuser'] }
+        )
+      end
+
       class << self
         private
 
@@ -308,13 +315,6 @@ def delete_all_follow_patterns(client)
           end
         end
 
-        def create_xpack_rest_user(client)
-          client.security.put_user(
-            username: 'x_pack_rest_user',
-            body: { password: 'x-pack-test-password', roles: ['superuser'] }
-          )
-        end
-
         def clear_roles(client)
           client.security.get_role.each do |role, _|
             begin; client.security.delete_role(name: role); rescue; end

elasticsearch-api/spec/rest_api_tests_helper.rb

@@ -58,6 +58,8 @@
   exit
 end
 
+Elasticsearch::RestAPIYAMLTests::WipeCluster.create_xpack_rest_user(ADMIN_CLIENT) if test_suite == 'platinum'
+
 YAML_FILES_DIRECTORY = "#{PROJECT_PATH}/../tmp/rest-api-spec/test/#{test_suite}".freeze
 
 SINGLE_TEST = if ENV['SINGLE_TEST'] && !ENV['SINGLE_TEST'].empty?