3 [ -n "$INCLUDE_ONLY" ] || {
5 . /lib/functions/network.sh
16 local mtu ttl zone ikey okey icsum ocsum iseqno oseqno
17 json_get_vars mtu ttl zone ikey okey icsum ocsum iseqno oseqno
19 [ -z "$zone" ] && zone="wan"
21 proto_init_update "$link" 1
24 json_add_string mode "$mode"
25 json_add_int mtu "${mtu:-1280}"
26 [ -n "$df" ] && json_add_boolean df "$df"
27 json_add_int ttl "${ttl:-64}"
28 json_add_string local "$local"
29 json_add_string remote "$remote"
30 [ -n "$tunlink" ] && json_add_string link "$tunlink"
31 json_add_string info "${ikey:-0},${okey:-0},${icsum:-0},${ocsum:-0},${iseqno:-0},${oseqno:-0}"
35 [ -n "$zone" ] && json_add_string zone "$zone"
38 proto_send_update "$cfg"
46 json_get_vars df ipaddr peeraddr tunlink
48 [ -z "$peeraddr" ] && {
49 proto_notify_error "$cfg" "MISSING_ADDRESS"
50 proto_block_restart "$cfg"
54 ( proto_add_host_dependency "$cfg" "$peeraddr" "$tunlink" )
57 local wanif="$tunlink"
58 if [ -z $wanif ] && ! network_find_wan wanif; then
59 proto_notify_error "$cfg" "NO_WAN_LINK"
63 if ! network_get_ipaddr ipaddr "$wanif"; then
64 proto_notify_error "$cfg" "NO_WAN_LINK"
69 [ -z "$df" ] && df="1"
71 gre_generic_setup $cfg $mode $ipaddr $peeraddr "gre-$cfg"
77 gre_setup $cfg "greip"
80 proto_gretap_setup() {
86 gre_setup $cfg "gretapip"
89 json_add_string name "gre-$cfg"
90 json_add_boolean link-ext 0
94 ubus call network.interface."$i" add_device "$(json_dump)"
102 local ip6addr peer6addr weakif
103 json_get_vars ip6addr peer6addr tunlink weakif
105 [ -z "$peer6addr" ] && {
106 proto_notify_error "$cfg" "MISSING_ADDRESS"
107 proto_block_restart "$cfg"
111 ( proto_add_host_dependency "$cfg" "$peer6addr" "$tunlink" )
113 [ -z "$ip6addr" ] && {
114 local wanif="$tunlink"
115 if [ -z $wanif ] && ! network_find_wan6 wanif; then
116 proto_notify_error "$cfg" "NO_WAN_LINK"
120 if ! network_get_ipaddr6 ip6addr "$wanif"; then
121 [ -z "$weakif" ] && weakif="lan"
122 if ! network_get_ipaddr6 ip6addr "$weakif"; then
123 proto_notify_error "$cfg" "NO_WAN_LINK"
129 gre_generic_setup $cfg $mode $ip6addr $peer6addr "grev6-$cfg"
132 proto_grev6_setup() {
135 grev6_setup $cfg "greip6"
138 proto_grev6tap_setup() {
142 json_get_vars network
144 grev6_setup $cfg "gretapip6"
147 json_add_string name "grev6-$cfg"
148 json_add_boolean link-ext 0
151 for i in $network; do
152 ubus call network.interface."$i" add_device "$(json_dump)"
156 gretap_generic_teardown() {
158 json_get_vars network
161 json_add_string name "$1"
162 json_add_boolean link-ext 0
165 for i in $network; do
166 ubus call network.interface."$i" remove_device "$(json_dump)"
170 proto_gre_teardown() {
174 proto_gretap_teardown() {
177 gretap_generic_teardown "gre-$cfg"
180 proto_grev6_teardown() {
184 proto_grev6tap_teardown() {
187 gretap_generic_teardown "grev6-$cfg"
190 gre_generic_init_config() {
194 proto_config_add_int "mtu"
195 proto_config_add_int "ttl"
196 proto_config_add_string "tunlink"
197 proto_config_add_string "zone"
198 proto_config_add_int "ikey"
199 proto_config_add_int "okey"
200 proto_config_add_boolean "icsum"
201 proto_config_add_boolean "ocsum"
202 proto_config_add_boolean "iseqno"
203 proto_config_add_boolean "oseqno"
206 proto_gre_init_config() {
207 gre_generic_init_config
208 proto_config_add_string "ipaddr"
209 proto_config_add_string "peeraddr"
210 proto_config_add_boolean "df"
213 proto_gretap_init_config() {
214 proto_gre_init_config
215 proto_config_add_string "network"
218 proto_grev6_init_config() {
219 gre_generic_init_config
220 proto_config_add_string "ip6addr"
221 proto_config_add_string "peer6addr"
222 proto_config_add_string "weakif"
225 proto_grev6tap_init_config() {
226 proto_grev6_init_config
227 proto_config_add_string "network"
230 [ -n "$INCLUDE_ONLY" ] || {
231 [ -f /lib/modules/$(uname -r)/gre.ko ] && add_protocol gre
232 [ -f /lib/modules/$(uname -r)/gre.ko ] && add_protocol gretap
233 [ -f /lib/modules/$(uname -r)/ip6_gre.ko ] && add_protocol grev6
234 [ -f /lib/modules/$(uname -r)/ip6_gre.ko ] && add_protocol grev6tap