Add Mockery when provisioning vagrant

resolves #5623

.vagrant-puppet/manifests/default.pp

@@ -712,3 +712,7 @@ file { '/etc/icingaweb/dashboard/dashboard.ini':
    owner     => 'apache',
    group     => 'apache',
 }
+
+pear::package { 'deepend/Mockery':
+  channel => 'pear.survivethedeepend.com'
+}

.vagrant-puppet/modules/pear/manifests/package.pp

@@ -28,14 +28,23 @@ define pear::package(
     $require_ = Class['pear']
   }
 
+  if $channel {
+    exec { "pear discover ${channel}":
+      command => "sudo pear channel-discover ${channel}",
+      unless => "pear channel-info ${channel}",
+      require => $require_,
+      before => Exec["pear install ${name}"]
+    }
+  }
+
   exec { "pear install ${name}":
-    command => "pear install --alldeps ${channel}",
-    creates => "/usr/bin/${name}",
+    command => "pear install --alldeps ${name}",
+    unless => "pear list ${name}",
     require => $require_
   }
 
   exec { "pear upgrade ${name}":
-    command => "pear upgrade ${channel}",
+    command => "pear upgrade ${name}",
     require => Exec["pear install ${name}"]
   }
 }