X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/7742ebec302b42f4e7152b394eb5db7023e2faa4..44c11a9bf726b8d68f6d694fd12b350d6dd4770e:/package/6in4/files/6in4.hotplug

diff --git a/package/6in4/files/6in4.hotplug b/package/6in4/files/6in4.hotplug
index 96b046d14..9499296d9 100644
--- a/package/6in4/files/6in4.hotplug
+++ b/package/6in4/files/6in4.hotplug
@@ -17,11 +17,9 @@ if [ "$ACTION" = ifup ]; then
 		config_get wandev "$cfg" wan_device "$(find_6in4_wanif)"
 		[ "$wandev" = "$DEVICE" ] || return 0
 
-		local oldip
 		local wanip=$(find_6in4_wanip "$wandev")
-		config_get oldip "$cfg" ipaddr
 
-		[ -n "$wanip" ] && [ "$oldip" != "$wanip" ] && {
+		[ -n "$wanip" ] && {
 			local tunnelid
 			config_get tunnelid "$cfg" tunnelid
 
@@ -32,10 +30,27 @@ if [ "$ACTION" = ifup ]; then
 			config_get password "$cfg" password
 
 			[ -n "$tunnelid" ] && [ -n "$username" ] && [ -n "$password" ] && {
-				password="$(echo -n "$password" | md5sum)"; password="${password%% *}"
+				[ "${#password}" == 32 -a -z "${password//[a-f0-9]/}" ] || {
+					password="$(echo -n "$password" | md5sum)"; password="${password%% *}"
+				}
 				uci_set_state network "$cfg" ipaddr "$wanip"
 
-				( wget -qO/dev/null "http://ipv4.tunnelbroker.net/ipv4_end.php?ipv4b=AUTO&user_id=$username&pass=$password&tunnel_id=$tunnelid" && ifup "$cfg" )&
+				(
+					local url="http://ipv4.tunnelbroker.net/ipv4_end.php?ipv4b=AUTO&user_id=$username&pass=$password&tunnel_id=$tunnelid"
+					local try=0
+					local max=3
+
+					while [ $((++try)) -le $max ]; do
+						wget -qO/dev/null "$url" 2>/dev/null && {
+							logger -t 6in4-update "Updated tunnel #$tunnelid endpoint to $wanip"
+							ifup "$cfg"
+							break
+						} || {
+							logger -t 6in4-update "Try $try/$max failed, retrying"
+							sleep 1
+						}
+					done
+				)&
 			}
 		}
 	}