Restart Astute service when configuration file changes

Notify service 'astute' about changed configuration file
/etc/astute/astuted.conf.

Change-Id: Icd4094d52380465bded37a6bfb1d229ecb90068a
Closes-bug: 1539577

deployment/puppet/nailgun/manifests/astute.pp

@@ -31,35 +31,35 @@ class nailgun::astute(
     owner   => 'root',
     group   => 'root',
     mode    => '0644'
-  }
+  } ~> Service <| title == 'astute' |>
 
   file { '/usr/bin/astuted':
     content => template('nailgun/astuted.erb'),
-    owner => 'root',
-    group => 'root',
-    mode => 0755,
-  }
+    owner   => 'root',
+    group   => 'root',
+    mode    => '0755',
+  } ~> Service <| title == 'astute' |>
 
   file {"/etc/astute":
     ensure => directory,
-    owner => 'root',
-    group => 'root',
-    mode => 0755,
+    owner  => 'root',
+    group  => 'root',
+    mode   => '0755',
   }
 
   file {"/etc/astute/astuted.conf":
-    content => template("nailgun/astuted.conf.erb"),
-    owner => 'root',
-    group => 'root',
-    mode => 0644,
-    require => File["/etc/astute"],
-  }
+    content => template('nailgun/astuted.conf.erb'),
+    owner   => 'root',
+    group   => 'root',
+    mode    => '0644',
+    require => File['/etc/astute'],
+  } ~> Service <| title == 'astute' |>
 
   file {"/var/log/astute":
     ensure => directory,
-    owner => 'root',
-    group => 'root',
-    mode => 0755,
+    owner  => 'root',
+    group  => 'root',
+    mode   => '0755',
   }
 
 }

tests/noop/spec/hosts/master/astute-only_spec.rb

@@ -75,6 +75,15 @@ describe manifest do
           })
         end
       end
+
+      it {
+        should contain_file('/etc/astute/astuted.conf').with({
+            :mode    => '0644',
+            :owner   => 'root',
+            :group   => 'root',
+            :require => 'File[/etc/astute]'
+        }).that_notifies('Service[astute]')
+      }
     end
 
   end