Bug 384497: Add a parameter that enables debug mode for SMTP

Bugzilla/Config/MTA.pm

@@ -68,7 +68,11 @@ sub get_param_list {
    type => 't',
    default => 'localhost'
   },
-
+  {
+   name => 'smtp_debug',
+   type => 'b',
+   default => 0
+  },
   {
    name => 'whinedays',
    type => 't',

Bugzilla/Mailer.pm

@@ -100,7 +100,8 @@ sub MessageToMTA {
 
     if ($method eq "SMTP") {
         push @args, Host  => Bugzilla->params->{"smtpserver"},
-                    Hello => $hostname;
+                    Hello => $hostname, 
+                    Debug => Bugzilla->params->{'smtp_debug'};
     }
 
     if ($method eq "Test") {

template/en/default/admin/params/mta.html.tmpl

@@ -56,6 +56,11 @@
 
   smtpserver => "The SMTP server address (if using SMTP for mail delivery).",
 
+  smtp_debug => "If enabled, this will print detailed information to your" _
+                " web server's error log about the communication between" _
+                " $terms.Bugzilla and your SMTP server. You can use this to" _
+                " troubleshoot email problems.",
+
   whinedays => "The number of days that we'll let a $terms.bug sit untouched in a NEW " _
                "state before our cronjob will whine at the owner.<br> " _
                "Set to 0 to disable whining.",