Open and close file objects using read to avoid leaking

app/controllers/application_controller/miq_request_methods.rb

@@ -168,7 +168,7 @@ def set_pre_prov_vars
 
     unless %w[image_miq_request_new miq_template_miq_request_new].include?(params[:pressed])
       path_to_report = ManageIQ::UI::Classic::Engine.root.join("product", "views", provisioning_report).to_s
-      @view = MiqReport.new(YAML.load(File.open(path_to_report)))
+      @view = MiqReport.new(YAML.load(File.read(path_to_report)))
       @view.db = get_template_kls.to_s
       report_scopes = %i[eligible_for_provisioning non_deprecated]
       options = options_for_provisioning(@view.db, report_scopes)

app/controllers/application_controller/performance.rb

@@ -562,7 +562,7 @@ def date_time_running_msg(typ, timestamp)
 
   # Load a chart miq_report object from YML
   def perf_get_chart_rpt(chart_rpt)
-    MiqReport.new(YAML.load(File.open("#{CHARTS_REPORTS_FOLDER}/#{chart_rpt}.yaml")))
+    MiqReport.new(YAML.load(File.read("#{CHARTS_REPORTS_FOLDER}/#{chart_rpt}.yaml")))
   end
 
   # Load a chart layout from YML

app/controllers/application_controller/timelines.rb

@@ -42,7 +42,7 @@ def timeline_data
   private ############################
 
   def tl_get_rpt(timeline)
-    MiqReport.new(YAML.load(File.open("#{ApplicationController::TIMELINES_FOLDER}/miq_reports/#{timeline}.yaml")))
+    MiqReport.new(YAML.load(File.read("#{ApplicationController::TIMELINES_FOLDER}/miq_reports/#{timeline}.yaml")))
   end
 
   def tl_build_init_options(refresh = nil)

app/presenters/menu/yaml_loader.rb

@@ -18,7 +18,7 @@ def load_custom_items
     private
 
     def load_custom_item(file_name)
-      properties = YAML.load(File.open(file_name))
+      properties = YAML.load(File.read(file_name))
       if properties['type'] == 'section'
         @sections << create_custom_menu_section(properties)
       else

app/services/charts_layout_service.rb

@@ -26,7 +26,7 @@ def layout
   private
 
   def build_charts
-    YAML.load(File.open(find_chart_path))
+    YAML.load(File.read(find_chart_path))
   end
 
   def find_chart_path

app/views/layouts/_perf_options.html.haml

@@ -11,7 +11,7 @@
           :javascript
              miqInitSelectPicker();
           - if @perf_options[:index] && %w(host vm).include?(request.parameters["controller"])
-            - rt_chart = YAML.load(File.open("#{ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER}/realtime_perf_charts/#{@perf_options[:model]}.yaml"))
+            - rt_chart = YAML.load(File.read("#{ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER}/realtime_perf_charts/#{@perf_options[:model]}.yaml"))
             - @rt_hide = rt_chart[@perf_options[:index].to_i][:type] == "None"
           - if request.parameters["controller"] == "storage" && @perf_options[:cat]
             = select("perf", "typ", [[_("Hourly"), "Hourly"], [_("Daily"), "Daily"]], {:selected => @perf_options[:typ]},

spec/controllers/application_controller/report_data_spec.rb

@@ -51,7 +51,7 @@
     it "use report_name when is passed" do
       report_name = "ProvisionCloudTemplates.yaml"
       path_to_report = ManageIQ::UI::Classic::Engine.root.join("product", "views", report_name).to_s
-      view = MiqReport.new(YAML.load(File.open(path_to_report)))
+      view = MiqReport.new(YAML.load(File.read(path_to_report)))
       expect(controller).to_not receive(:get_db_view)
       controller.params = {:active_tree => "instances_tree"}
       controller.params = {:model_name => "ManageIQ::Providers::CloudManager::Template"}

spec/other/travis_spec.rb

@@ -1,5 +1,5 @@
 describe 'travis.yml' do
-  let(:travis) { YAML.safe_load(File.open(ManageIQ::UI::Classic::Engine.root.join('.travis.yml'))) }
+  let(:travis) { YAML.safe_load(File.read(ManageIQ::UI::Classic::Engine.root.join('.travis.yml'))) }
   let(:versions) { travis['rvm'] }
 
   it "matches versions and excludes for multiple ruby versions" do

spec/product/reports_spec.rb

@@ -18,7 +18,7 @@
 
   shared_examples "all report type examples" do |report_yaml|
     let(:yaml)        { report_yaml }
-    let(:report_data) { YAML.load(File.open(yaml)) }
+    let(:report_data) { YAML.load(File.read(yaml)) }
 
     it 'defines headers that match col_order' do
       col_order = report_data['col_order'].length
@@ -30,7 +30,7 @@
   context "regular reports" do
     shared_examples "regular report examples" do |report_yaml|
       let(:yaml)        { report_yaml }
-      let(:report_data) { YAML.load(File.open(yaml)) }
+      let(:report_data) { YAML.load(File.read(yaml)) }
 
       it 'can be built even though without data' do
         # TODO: ApplicationController::Performance::CHARTS_REPORTS_FOLDER

spec/services/charts_layout_service_spec.rb

@@ -3,13 +3,13 @@
   let(:host_redhat) { FactoryBot.create(:host_redhat) }
   let(:vm_openstack) { FactoryBot.create(:vm_openstack) }
   let(:host_openstack_infra_chart) do
-    YAML.load(File.open(File.join(ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER, 'daily_perf_charts', 'ManageIQ_Providers_Openstack_InfraManager_Host') + '.yaml'))
+    YAML.load(File.read(File.join(ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER, 'daily_perf_charts', 'ManageIQ_Providers_Openstack_InfraManager_Host') + '.yaml'))
   end
   let(:host_chart) do
-    YAML.load(File.open(File.join(ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER, 'daily_perf_charts', 'Host') + '.yaml'))
+    YAML.load(File.read(File.join(ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER, 'daily_perf_charts', 'Host') + '.yaml'))
   end
   let(:layout_chart) do
-    YAML.load(File.open(File.join(ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER, 'daily_util_charts') + '.yaml'))
+    YAML.load(File.read(File.join(ApplicationController::Performance::CHARTS_LAYOUTS_FOLDER, 'daily_util_charts') + '.yaml'))
   end
 
   describe "#layout" do