Improved scheduler restart button handling in monitoring view.

app/assets/javascripts/app/controllers/monitoring.coffee

@@ -30,10 +30,7 @@ class Index extends App.ControllerSubContent
     )
 
   render: =>
-    @html App.view('monitoring')(
-      data: @data
-      job_restart_count: @job_restart_count
-    )
+    @html App.view('monitoring')(data: @data)
 
   resetToken: (e) =>
     e.preventDefault()
@@ -53,8 +50,7 @@ class Index extends App.ControllerSubContent
       type:  'POST'
       url:   "#{@apiPath}/monitoring/restart_failed_jobs"
       success: (data) =>
-        @job_restart_count = data.job_restart_count
-        @render()
+        @load()
     )
 
 App.Config.set('Monitoring', { prio: 3600, name: 'Monitoring', parent: '#system', target: '#system/monitoring', controller: Index, permission: ['admin.monitoring'] }, 'NavBarAdmin')

app/assets/javascripts/app/views/monitoring.jst.eco

@@ -34,15 +34,9 @@
         <% end %>
       <% end %>
     </ul>
-    <% if !_.isEmpty(@data.issues): %>
+    <% if _.contains(@data.actions, 'restart_failed_jobs'): %>
       <button class="btn btn--primary js-restartFailedJobs"><%- @T('Restart failed jobs') %></button>
-      <% if !_.isUndefined(@job_restart_count): %>
-        <p>
-          <%- @T('%s failed job(s) marked for restart', @job_restart_count) %>
-          <%- @T(', restarting...') if @job_restart_count > 0 %>
-        </p>
-      <% end %>
     <% end %>
   </div>
 
-</div>
+</div>

app/controllers/monitoring_controller.rb

@@ -30,6 +30,7 @@ curl http://localhost/api/v1/monitoring/health_check?token=XXX
     token_or_permission_check
 
     issues = []
+    actions = Set.new
 
     # channel check
     last_run_tolerance = Time.zone.now - 1.hour
@@ -81,8 +82,9 @@ curl http://localhost/api/v1/monitoring/health_check?token=XXX
       issues.push 'scheduler not running'
     end
 
-    Scheduler.where(status: 'error').each do |scheduler|
+    Scheduler.where(status: 'error', active: false).each do |scheduler|
       issues.push "Failed to run scheduled job '#{scheduler.name}'. Cause: #{scheduler.error_message}"
+      actions.add(:restart_failed_jobs)
     end
 
     token = Setting.get('monitoring_token')
@@ -100,8 +102,9 @@ curl http://localhost/api/v1/monitoring/health_check?token=XXX
     result = {
       healthy: false,
       message: issues.join(';'),
-      issues: issues,
-      token: token,
+      issues:  issues,
+      actions: actions,
+      token:   token,
     }
     render json: result
   end
@@ -180,15 +183,11 @@ curl http://localhost/api/v1/monitoring/status?token=XXX
   def restart_failed_jobs
     access_check
 
-    count = 0
     Scheduler.where(status: 'error', active: false).each do |scheduler|
       scheduler.update(active: true)
-      count += 1
     end
 
-    render json: {
-      job_restart_count: count
-    }
+    render json: {}, status: :ok
   end
 
   private

db/migrate/20170515000001_scheduler_status.rb

@@ -1,4 +1,4 @@
-class SchedulerStatus < ActiveRecord::Migration[4.2]
+class SchedulerStatus < ActiveRecord::Migration
   def up
 
     # return if it's a new setup