trunk-47381HEADmaster

1 files changed, 74 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
new file mode 100755
index 0000000..0e88af9
--- /dev/null
+++ b/package/network/config/netifd/files/lib/netifd/proto/dhcp.sh
@@ -0,0 +1,74 @@
+#!/bin/sh
+
+. /lib/functions.sh
+. ../netifd-proto.sh
+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
+	proto_config_add_string vendorid
+	proto_config_add_boolean 'broadcast:bool'
+	proto_config_add_string 'reqopts:list(string)'
+	proto_config_add_string iface6rd
+	proto_config_add_string sendopts
+	proto_config_add_boolean delegate
+	proto_config_add_string zone6rd
+	proto_config_add_string zone
+	proto_config_add_string mtu6rd
+	proto_config_add_string customroutes
+}
+
+proto_dhcp_setup() {
+	local config="$1"
+	local iface="$2"
+
+	local ipaddr hostname clientid vendorid broadcast reqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes
+	json_get_vars ipaddr hostname clientid vendorid broadcast reqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes
+
+	local opt dhcpopts
+	for opt in $reqopts; do
+		append dhcpopts "-O $opt"
+	done
+
+	for opt in $sendopts; do
+		append dhcpopts "-x $opt"
+	done
+
+	[ "$broadcast" = 1 ] && broadcast="-B" || broadcast=
+	[ -n "$clientid" ] && clientid="-x 0x3d:${clientid//:/}" || clientid="-C"
+	[ -n "$iface6rd" ] && proto_export "IFACE6RD=$iface6rd"
+	[ "$iface6rd" != 0 -a -f /lib/netifd/proto/6rd.sh ] && append dhcpopts "-O 212"
+	[ -n "$zone6rd" ] && proto_export "ZONE6RD=$zone6rd"
+	[ -n "$zone" ] && proto_export "ZONE=$zone"
+	[ -n "$mtu6rd" ] && proto_export "MTU6RD=$mtu6rd"
+	[ -n "$customroutes" ] && proto_export "CUSTOMROUTES=$customroutes"
+	[ "$delegate" = "0" ] && proto_export "IFACE6RD_DELEGATE=0"
+
+	proto_export "INTERFACE=$config"
+	proto_run_command "$config" udhcpc \
+		-p /var/run/udhcpc-$iface.pid \
+		-s /lib/netifd/dhcp.script \
+		-f -t 0 -i "$iface" \
+		${ipaddr:+-r $ipaddr} \
+		${hostname:+-H $hostname} \
+		${vendorid:+-V $vendorid} \
+		$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"
+}
+
+add_protocol dhcp