From 1367f7b624e9ee926cdbd3235a9fec4450c904b5 Mon Sep 17 00:00:00 2001
From: Jo-Philipp Wich <jo@mein.io>
Date: Sun, 31 Jul 2016 15:59:58 +0200
Subject: luci-mod-admin-full: fix net diagnostics with missing config

Gracefully handle a missing diag section in /etc/config/luci when rendering
the network diagnostics tool page.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>
---
 .../luasrc/view/admin_network/diagnostics.htm                  | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

(limited to 'modules/luci-mod-admin-full/luasrc/view')

diff --git a/modules/luci-mod-admin-full/luasrc/view/admin_network/diagnostics.htm b/modules/luci-mod-admin-full/luasrc/view/admin_network/diagnostics.htm
index 90d7117175..f4adb26069 100644
--- a/modules/luci-mod-admin-full/luasrc/view/admin_network/diagnostics.htm
+++ b/modules/luci-mod-admin-full/luasrc/view/admin_network/diagnostics.htm
@@ -9,6 +9,10 @@
 local fs   = require "nixio.fs"
 local has_ping6 = fs.access("/bin/ping6") or fs.access("/usr/bin/ping6")
 local has_traceroute6 = fs.access("/usr/bin/traceroute6")
+
+local dns_host = luci.config.diag and luci.config.diag.dns or "dev.openwrt.org"
+local ping_host = luci.config.diag and luci.config.diag.ping or "dev.openwrt.org"
+local route_host = luci.config.diag and luci.config.diag.route or "dev.openwrt.org"
 %>
 
 <script type="text/javascript" src="<%=resource%>/cbi.js"></script>
@@ -63,7 +67,7 @@ local has_traceroute6 = fs.access("/usr/bin/traceroute6")
 			<br />
 
 			<div style="width:30%; float:left">
-				<input style="margin: 5px 0" type="text" value="<%=luci.config.diag.ping%>" name="ping" /><br />
+				<input style="margin: 5px 0" type="text" value="<%=ping_host%>" name="ping" /><br />
 				<% if has_ping6 then %>
 				<select name="ping_proto" style="width:auto">
 					<option value="" selected="selected"><%:IPv4%></option>
@@ -76,7 +80,7 @@ local has_traceroute6 = fs.access("/usr/bin/traceroute6")
 			</div>
 
 			<div style="width:33%; float:left">
-				<input style="margin: 5px 0" type="text" value="<%=luci.config.diag.route%>" name="traceroute" /><br />
+				<input style="margin: 5px 0" type="text" value="<%=route_host%>" name="traceroute" /><br />
 				<% if has_traceroute6 then %>
 				<select name="traceroute_proto" style="width:auto">
 					<option value="" selected="selected"><%:IPv4%></option>
@@ -93,7 +97,7 @@ local has_traceroute6 = fs.access("/usr/bin/traceroute6")
 			</div>
 
 			<div style="width:33%; float:left;">
-				<input style="margin: 5px 0" type="text" value="<%=luci.config.diag.dns%>" name="nslookup" /><br />
+				<input style="margin: 5px 0" type="text" value="<%=dns_host%>" name="nslookup" /><br />
 				<input type="button" value="<%:Nslookup%>" class="cbi-button cbi-button-apply" onclick="update_status(this.form.nslookup)" />
 			</div>
 
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