Move parsing of sidekiq ps into helper

app/helpers/sidekiq_helper.rb

+module SidekiqHelper
+  SIDEKIQ_PS_REGEXP = /\A([^\s]+)\s+([^\s]+)\s+([^\s]+)\s+([^\s]+)\s+(.+)\s+(sidekiq.*\])\s+\z/
+
+  def parse_sidekiq_ps(line)
+    match = line.match(SIDEKIQ_PS_REGEXP)
+    if match
+      match[1..6]
+    else
+      %w{? ? ? ? ? ?}
+    end
+  end
+end

app/views/admin/background_jobs/show.html.haml

@@ -28,14 +28,9 @@
               %th COMMAND
             %tbody
               - @sidekiq_processes.each do |process|
-                - next unless process.match(/(sidekiq \d+\.\d+\.\d+.+$)/)
-                - data = process.strip.split(' ')
-                %tr
-                  %td= gitlab_config.user
-                  - 5.times do
-                    %td= data.shift
-                  %td= data.join(' ')
-
+                %td= gitlab_config.user
+                -parse_sidekiq_ps(process).each do |value|
+                  %td= value
         .clearfix
           %p
             %i.fa.fa-exclamation-circle

spec/helpers/sidekiq_helper_spec.rb

+require 'spec_helper'
+
+describe SidekiqHelper do
+  describe 'parse_sidekiq_ps' do
+    it 'parses line with time' do
+      line = '55137	10,0	2,1	S+	2:30pm	sidekiq 4.1.4 gitlab [0 of 25 busy]   '
+      parts = helper.parse_sidekiq_ps(line)
+      expect(parts).to eq(['55137', '10,0', '2,1', 'S+', '2:30pm', 'sidekiq 4.1.4 gitlab [0 of 25 busy]'])
+    end
+
+    it 'parses line with date' do
+      line = '55137	10,0	2,1	S+	Aug 4	sidekiq 4.1.4 gitlab [0 of 25 busy]   '
+      parts = helper.parse_sidekiq_ps(line)
+      expect(parts).to eq(['55137', '10,0', '2,1', 'S+', 'Aug 4', 'sidekiq 4.1.4 gitlab [0 of 25 busy]'])
+    end
+
+    it 'parses line with two digit date' do
+      line = '55137	10,0	2,1	S+	Aug 04	sidekiq 4.1.4 gitlab [0 of 25 busy]   '
+      parts = helper.parse_sidekiq_ps(line)
+      expect(parts).to eq(['55137', '10,0', '2,1', 'S+', 'Aug 04', 'sidekiq 4.1.4 gitlab [0 of 25 busy]'])
+    end
+
+    it 'parses line with dot as float separator' do
+      line = '55137	10.0	2.1	S+	2:30pm	sidekiq 4.1.4 gitlab [0 of 25 busy]   '
+      parts = helper.parse_sidekiq_ps(line)
+      expect(parts).to eq(['55137', '10.0', '2.1', 'S+', '2:30pm', 'sidekiq 4.1.4 gitlab [0 of 25 busy]'])
+    end
+
+    it 'does fail gracefully on line not matching the format' do
+      line = '55137	10.0	2.1	S+	2:30pm	something'
+      parts = helper.parse_sidekiq_ps(line)
+      expect(parts).to eq(['?', '?', '?', '?', '?', '?'])
+    end
+  end
+end