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-rwxr-xr-xpackage/network/config/netifd/files/lib/netifd/proto/dhcp.sh9
1 files changed, 9 insertions, 0 deletions
diff --git a/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh b/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh
index dc8c97c8fe..2e58c19c44 100755
--- a/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh
+++ b/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh
@@ -5,6 +5,8 @@
init_proto "$@"
proto_dhcp_init_config() {
+ renew_handler=1
+
proto_config_add_string 'ipaddr:ipaddr'
proto_config_add_string 'hostname:hostname'
proto_config_add_string clientid
@@ -51,6 +53,13 @@ proto_dhcp_setup() {
$clientid $broadcast $dhcpopts
}
+proto_dhcp_renew() {
+ local interface="$1"
+ # SIGUSR1 forces udhcpc to renew its lease
+ local sigusr1="$(kill -l SIGUSR1)"
+ [ -n "$sigusr1" ] && proto_kill_command "$interface" $sigusr1
+}
+
proto_dhcp_teardown() {
local interface="$1"
proto_kill_command "$interface"