3 if [ "$ACTION" = ifup ]; then
13 config_get proto "$cfg" proto
14 [ "$proto" = 6in4 ] || return 0
17 config_get wandev "$cfg" wan_device "$(find_6in4_wanif)"
18 [ "$wandev" = "$DEVICE" ] || return 0
20 local wanip=$(find_6in4_wanip "$wandev")
23 lsmod | grep -q ^sit || {
24 logger -t 6in4-update "Tunneling driver not loaded yet, deferring action"
29 config_get tunnelid "$cfg" tunnelid
32 config_get username "$cfg" username
35 config_get password "$cfg" password
37 uci_set_state network "$cfg" ipaddr "$wanip"
39 [ -n "$tunnelid" ] && [ -n "$username" ] && [ -n "$password" ] && {
40 [ "${#password}" == 32 -a -z "${password//[a-fA-F0-9]/}" ] || {
41 password="$(echo -n "$password" | md5sum)"; password="${password%% *}"
45 local url="http://ipv4.tunnelbroker.net/ipv4_end.php?ip=AUTO&apikey=$username&pass=$password&tid=$tunnelid"
49 while [ $((++try)) -le $max ]; do
50 wget -qO/dev/null "$url" 2>/dev/null && {
51 logger -t 6in4-update "Updated tunnel #$tunnelid endpoint to $wanip"
55 logger -t 6in4-update "Try $try/$max failed, retrying"
61 logger -t 6in4-update "Re-establishing tunnel due to change on $INTERFACE ($DEVICE)"
67 config_foreach update_tunnel interface