feature: Use reset button to make field recovery easier.

Cleaner version with the config files included in the commit.

files/etc/config.ap/system

@@ -1,3 +1,17 @@
 config 'system'
 	option 'hostname' '<NODE>'
 
+config button
+        option button 'reset'
+        option action 'released'
+        option handler '/usr/local/bin/bbhnrecoverymode'
+        option min '3'
+        option max '7'
+
+config button
+        option button 'reset'
+        option action 'released'
+        option handler 'firstboot && reboot'
+        option min '8'
+        option max '12'
+

files/etc/config.client/system

@@ -1,3 +1,17 @@
 config 'system'
 	option 'hostname' '<NODE>'
 
+config button
+        option button 'reset'
+        option action 'released'
+        option handler '/usr/local/bin/bbhnrecoverymode'
+        option min '3'
+        option max '7'
+
+config button
+        option button 'reset'
+        option action 'released'
+        option handler 'firstboot && reboot'
+        option min '8'
+        option max '12'
+

files/etc/config.mesh/system

@@ -1,3 +1,17 @@
 config 'system'
 	option 'hostname' '<NODE>'
 
+config button
+        option button 'reset'
+        option action 'released'
+        option handler '/usr/local/bin/bbhnrecoverymode'
+        option min '3'
+        option max '7'
+
+config button
+        option button 'reset'
+        option action 'released'
+        option handler 'firstboot && reboot'
+        option min '8'
+        option max '12'
+

files/etc/config.mesh_ap/system

@@ -1,3 +1,17 @@
 config 'system'
 	option 'hostname' '<NODE>'
 
+config button
+        option button 'reset'
+        option action 'released'
+        option handler '/usr/local/bin/bbhnrecoverymode'
+        option min '3'
+        option max '7'
+
+config button
+        option button 'reset'
+        option action 'released'
+        option handler 'firstboot && reboot'
+        option min '8'
+        option max '12'
+

files/etc/config.router/system

@@ -1,3 +1,17 @@
 config 'system'
 	option 'hostname' '<NODE>'
 
+config button
+        option button 'reset'
+        option action 'released'
+        option handler '/usr/local/bin/bbhnrecoverymode'
+        option min '3'
+        option max '7'
+
+config button
+        option button 'reset'
+        option action 'released'
+        option handler 'firstboot && reboot'
+        option min '8'
+        option max '12'
+

files/etc/config/system

@@ -1,3 +1,16 @@
 config 'system'
 	option 'hostname' 'NOCALL'
 
+config button
+        option button 'reset'
+        option action 'released'
+        option handler '/usr/local/bin/bbhnrecoverymode'
+        option min '3'
+        option max '7'
+
+config button
+        option button 'reset'
+        option action 'released'
+        option handler 'firstboot && reboot'
+        option min '8'
+        option max '12'

files/usr/local/bin/bbhnrecoverymode

@@ -2,14 +2,16 @@
 
 DHCPLANSECTION=`uci show dhcp|grep interface=lan|sed "s/dhcp.\@dhcp\[\(.*\)\].interface=lan/\1/"`
 
-logger "Reseting password to factory default"
+logger "BBHN Recovery: Reseting password to BBHN default"
 /usr/local/bin/setpasswd hsmm
 
-logger "Enable DHCP on lan interface"
-uci set dhcp.@dhcp\[$DHCPLANSECTION\].ignore=0
-uci -q commit
-
-logger "Restart dnsmasq"
-/etc/init.d/dnsmasq restart
+if [ "$DHCPLANSECTION" != "" ]
+  then
+    logger "BBHN Recovery: Enable DHCP on lan interface"
+    uci set dhcp.@dhcp\[$DHCPLANSECTION\].ignore=0
+    uci -q commit
 
+    logger "BBHN Recovery: Restart dnsmasq"
+    /etc/init.d/dnsmasq restart
+fi