pfSense » pfSense Packages

First patch: add a disable option to gui:

--- varnish_backends.xml        2013-03-02 20:49:28.000000000 +0100
+++ varnish_backends.orig       2013-03-02 20:31:16.000000000 +0100
@@ -11,7 +11,7 @@
     Copyright (C) 2010 Scott Ullrich <sullrich@gmail.com>
     Copyright (C) 2011 Marcello Coutinho
     All rights reserved.
-/*/
+*/
 /* ========================================================================== */
 /*
     Redistribution and use in source and binary forms, with or without
@@ -221,12 +221,6 @@
                        <type>input</type>
                </field>
                <field>
-                       <fielddescr>Disable Probe</fielddescr>
-                       <fieldname>probe_disable</fieldname>
-                       <description>Check to disable probing for this backend</description>
-                       <type>checkbox</type>
-               </field>
-               <field>
                        <fielddescr>Mappings</fielddescr>
                        <fieldname>Mappings</fieldname>
                        <type>listtopic</type>

Second patch: respect the probe_disable option in code generator:

--- varnish.inc 2013-03-02 21:08:27.000000000 +0100
+++ varnish_inc.orig    2013-03-02 20:18:22.000000000 +0100
@@ -1,4 +1,4 @@
-/<?php
+<?php
 /* ========================================================================== */
 /*
        varnish.inc
@@ -329,22 +329,6 @@
                                $probe_threshold = $backend['probe_threshold'];
                        else
                                $probe_threshold = "5";
-
-
-                       if ($backend['probe_disable']) {
-                               $probe = "";
-                       } else {
-                               $probe = <<<EOFPROBE
-       .probe = {
-                {$probe_url}
-               .interval = {$probe_interval};
-               .timeout = {$probe_timeout};
-               .window = {$probe_window};
-               .threshold = {$probe_threshold};
-       }
-EOFPROBE;
-                       }
-
                        if (isset($probe_threshold)){
                                #last parameter set ,so write conf if backend is in use
                                if ($backends_in_use[$backend['backendname']] != ""){
@@ -356,7 +340,13 @@
        .port = "{$backend['port']}";
        .first_byte_timeout = {$first_byte_timeout};
        .connect_timeout = {$connect_timeout};
-{$probe}
+       .probe = {
+               {$probe_url}
+               .interval = {$probe_interval};
+               .timeout = {$probe_timeout};
+               .window = {$probe_window};
+               .threshold = {$probe_threshold};
+       }
 }

Hmm got the patches reversed. Please ignore/delete the previous and use these instead

--- varnish_backends.orig       2013-03-02 20:31:16.000000000 +0100
+++ varnish_backends.xml        2013-03-02 20:49:28.000000000 +0100
@@ -11,7 +11,7 @@
     Copyright (C) 2010 Scott Ullrich <sullrich@gmail.com>
     Copyright (C) 2011 Marcello Coutinho
     All rights reserved.
-*/
+/*/
 /* ========================================================================== */
 /*
     Redistribution and use in source and binary forms, with or without
@@ -221,6 +221,12 @@
                        <type>input</type>
                </field>
                <field>
+                       <fielddescr>Disable Probe</fielddescr>
+                       <fieldname>probe_disable</fieldname>
+                       <description>Check to disable probing for this backend</description>
+                       <type>checkbox</type>
+               </field>
+               <field>
                        <fielddescr>Mappings</fielddescr>
                        <fieldname>Mappings</fieldname>

--- varnish_inc.orig    2013-03-02 20:18:22.000000000 +0100
+++ varnish.inc 2013-03-02 21:08:27.000000000 +0100
@@ -1,4 +1,4 @@
-<?php
+/<?php
 /* ========================================================================== */
 /*
        varnish.inc
@@ -329,6 +329,22 @@
                                $probe_threshold = $backend['probe_threshold'];
                        else
                                $probe_threshold = "5";
+
+
+                       if ($backend['probe_disable']) {
+                               $probe = "";
+                       } else {
+                               $probe = <<<EOFPROBE
+       .probe = {
+                {$probe_url}
+               .interval = {$probe_interval};
+               .timeout = {$probe_timeout};
+               .window = {$probe_window};
+               .threshold = {$probe_threshold};
+       }
+EOFPROBE;
+                       }
+
                        if (isset($probe_threshold)){
                                #last parameter set ,so write conf if backend is in use
                                if ($backends_in_use[$backend['backendname']] != ""){
@@ -340,13 +356,7 @@
        .port = "{$backend['port']}";
        .first_byte_timeout = {$first_byte_timeout};
        .connect_timeout = {$connect_timeout};
-       .probe = {
-               {$probe_url}
-               .interval = {$probe_interval};
-               .timeout = {$probe_timeout};
-               .window = {$probe_window};
-               .threshold = {$probe_threshold};
-       }
+{$probe}
 }

please make a pull request with your changes.
https://help.github.com/articles/using-pull-requests

Pull request added: https://github.com/bsdperimeter/pfsense-packages/pull/393