Fix rubocop warnings

[chef.git] / cookbooks / munin / files / default / plugins / passenger_processes

diff --git a/cookbooks/munin/files/default/plugins/passenger_processes b/cookbooks/munin/files/default/plugins/passenger_processes
index 75a36923393255f0e482a950997a2f8784291436..0611ccc0e7ac4f54a5f2fa3e45b04bdf00a4fa64 100755 (executable)
--- a/cookbooks/munin/files/default/plugins/passenger_processes
+++ b/cookbooks/munin/files/default/plugins/passenger_processes
@@ -1,25 +1,27 @@
 #!/usr/bin/env ruby
 
+require "English"
+
 def output_config
-  puts <<-END
-graph_category passenger
-graph_title Passenger processes
-graph_order active inactive
-graph_vlabel processes
-graph_total total
+  puts <<~CONFIG
+    graph_category passenger
+    graph_title Passenger processes
+    graph_order active inactive
+    graph_vlabel processes
+    graph_total total
 
-active.label busy servers
-active.draw AREA
-inactive.label idle servers
-inactive.draw STACK
-END
+    active.label busy servers
+    active.draw AREA
+    inactive.label idle servers
+    inactive.draw STACK
+  CONFIG
   exit 0
 end
 
 def output_values
   status = `/usr/sbin/passenger-status`
-  unless $?.success?
-    $stderr.puts "failed executing passenger-status"
+  unless $CHILD_STATUS.success?
+    warn "failed executing passenger-status"
     exit 1
   end
   status =~ /active\s+=\s+(\d+)/