modules/admin-full: add diagnostics page with ping / traceroute / nslookup

diff --git a/modules/admin-full/luasrc/controller/admin/network.lua b/modules/admin-full/luasrc/controller/admin/network.lua
index f28f607..f2f629b 100644 (file)
--- a/modules/admin-full/luasrc/controller/admin/network.lua
+++ b/modules/admin-full/luasrc/controller/admin/network.lua
@@ -111,6 +111,19 @@ function index()
        page.title  = i18n("Static Routes")
        page.order  = 50
 
+       page = node("admin", "network", "diagnostics")
+       page.target = template("admin_network/diagnostics")
+       page.title  = i18n("Diagnostics")
+       page.order  = 60
+
+       page = entry({"admin", "network", "diag_ping"}, call("diag_ping"), nil)
+       page.leaf = true
+
+       page = entry({"admin", "network", "diag_nslookup"}, call("diag_nslookup"), nil)
+       page.leaf = true
+
+       page = entry({"admin", "network", "diag_traceroute"}, call("diag_traceroute"), nil)
+       page.leaf = true
 end
 
 function wifi_join()
@@ -371,3 +384,40 @@ function lease_status()
        luci.http.prepare_content("application/json")
        luci.http.write_json(rv)
 end
+
+function diag_command(cmd)
+       local path = luci.dispatcher.context.requestpath
+       local addr = path[#path]
+
+       if addr and addr:match("^[a-zA-Z0-9%-%.:_]+$") then
+               luci.http.prepare_content("text/plain")
+
+               local util = io.popen(cmd % addr)
+               if util then
+                       while true do
+                               local ln = util:read("*l")
+                               if not ln then break end
+                               luci.http.write(ln)
+                               luci.http.write("\n")
+                       end
+
+                       util:close()
+               end
+
+               return
+       end
+
+       luci.http.status(500, "Bad address")
+end
+
+function diag_ping()
+       diag_command("ping -c 5 -W 1 %q 2>&1")
+end
+
+function diag_traceroute()
+       diag_command("traceroute -q 1 -w 1 -n %q 2>&1")
+end
+
+function diag_nslookup()
+       diag_command("nslookup %q 2>&1")
+end

diff --git a/modules/admin-full/luasrc/view/admin_network/diagnostics.htm b/modules/admin-full/luasrc/view/admin_network/diagnostics.htm
new file mode 100644 (file)
index 0000000..304e717
--- /dev/null
+++ b/modules/admin-full/luasrc/view/admin_network/diagnostics.htm
@@ -0,0 +1,93 @@
+<%#
+LuCI - Lua Configuration Interface
+Copyright 2010 Jo-Philipp Wich <xm@subsignal.org>
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+$Id$
+
+-%>
+
+<%+header%>
+
+<script type="text/javascript" src="<%=resource%>/cbi.js"></script>
+<script type="text/javascript">//<![CDATA[
+       var stxhr = new XHR();
+
+       function update_status(field)
+       {
+               var tool = field.name;
+               var addr = field.value;
+
+               var legend = document.getElementById('diag-rc-legend');
+               var output = document.getElementById('diag-rc-output');
+
+               if (legend && output)
+               {
+                       output.innerHTML =
+                               '<img src="<%=resource%>/icons/loading.gif" alt="<%:Loading%>" style="vertical-align:middle" /> ' +
+                               '<%:Waiting for router...%>'
+                       ;
+
+                       legend.style.display = null;
+                       legend.parentNode.style.display = 'block';
+
+                       stxhr.get('<%=luci.dispatcher.build_url("admin", "network")%>/diag_' + tool + '/' + addr, null,
+                               function(x)
+                               {
+                                       if (x.responseText)
+                                       {
+                                               legend.style.display = 'none';
+                                               output.innerHTML = String.format('<pre>%h</pre>', x.responseText);
+                                       }
+                                       else
+                                       {
+                                               legend.style.display = 'none';
+                                               output.innerHTML = '<span class="error"><%:Bad address specified!%></span>';
+                                       }
+                               }
+                       );
+               }
+       }
+//]]></script>
+
+<form method="post" action="<%=pcdata(luci.http.getenv("REQUEST_URI"))%>">
+       <div class="cbi-map">
+               <h2><a id="content" name="content"><%:Diagnostics%></a></h2>
+
+               <fieldset class="cbi-section">
+                       <legend><%:Network Utilities%></legend>
+
+                       <br />
+
+                       <div style="width:30%; float:left; text-align:center">
+                               <input class="cbi-input-text" type="text" value="openwrt.org" name="ping" />
+                               <input type="button" value="Ping" class="cbi-button cbi-button-apply" onclick="update_status(this.form.ping)" />
+                       </div>
+
+                       <div style="width:30%; float:left; text-align:center">
+                               <input class="cbi-input-text" type="text" value="openwrt.org" name="traceroute" />
+                               <input type="button" value="Traceroute" class="cbi-button cbi-button-apply" onclick="update_status(this.form.traceroute)" />
+                       </div>
+
+                       <div style="width:30%; float:left; text-align:center">
+                               <input class="cbi-input-text" type="text" value="openwrt.org" name="nslookup" />
+                               <input type="button" value="Nslookup" class="cbi-button cbi-button-apply" onclick="update_status(this.form.nslookup)" />
+                       </div>
+
+                       <br style="clear:both" /><br />
+
+               </fieldset>
+       </div>
+
+       <fieldset class="cbi-section" style="display:none">
+               <legend id="diag-rc-legend"><%:Collecting data...%></legend>
+               <span id="diag-rc-output"></span>
+       </fieldset>
+</form>
+
+<%+footer%>