Add latest changes from gitlab-org/gitlab@master

1 files changed, 50 insertions, 0 deletions

diff --git a/app/services/clusters/agents/filter_authorizations_service.rb b/app/services/clusters/agents/filter_authorizations_service.rb
new file mode 100644
index 00000000000..68517ceec04
--- /dev/null
+++ b/app/services/clusters/agents/filter_authorizations_service.rb
@@ -0,0 +1,50 @@
+# frozen_string_literal: true
+
+module Clusters
+  module Agents
+    class FilterAuthorizationsService
+      def initialize(authorizations, filter_params)
+        @authorizations = authorizations
+        @filter_params = filter_params
+
+        @environments_matcher = {}
+      end
+
+      def execute
+        filter_by_environment(authorizations)
+      end
+
+      private
+
+      attr_reader :authorizations, :filter_params
+
+      def filter_by_environment(auths)
+        return auths unless filter_by_environment?
+
+        auths.select do |auth|
+          next true if auth.config['environments'].blank?
+
+          auth.config['environments'].any? { |environment_pattern| matches_environment?(environment_pattern) }
+        end
+      end
+
+      def filter_by_environment?
+        filter_params.has_key?(:environment)
+      end
+
+      def environment_filter
+        @environment_filter ||= filter_params[:environment]
+      end
+
+      def matches_environment?(environment_pattern)
+        return false if environment_filter.nil?
+
+        environments_matcher(environment_pattern).match?(environment_filter)
+      end
+
+      def environments_matcher(environment_pattern)
+        @environments_matcher[environment_pattern] ||= ::Gitlab::Ci::EnvironmentMatcher.new(environment_pattern)
+      end
+    end
+  end
+end