7 proto_dhcp_init_config
() {
10 proto_config_add_string
'ipaddr:ipaddr'
11 proto_config_add_string
'hostname:hostname'
12 proto_config_add_string clientid
13 proto_config_add_string vendorid
14 proto_config_add_boolean
'broadcast:bool'
15 proto_config_add_boolean
'release:bool'
16 proto_config_add_string
'reqopts:list(string)'
17 proto_config_add_string iface6rd
18 proto_config_add_string sendopts
19 proto_config_add_boolean delegate
20 proto_config_add_string zone6rd
21 proto_config_add_string zone
22 proto_config_add_string mtu6rd
23 proto_config_add_string customroutes
24 proto_config_add_boolean classlessroute
31 local ipaddr hostname clientid vendorid broadcast release reqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes classlessroute
32 json_get_vars ipaddr hostname clientid vendorid broadcast release reqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes classlessroute
35 for opt
in $reqopts; do
36 append dhcpopts
"-O $opt"
39 for opt
in $sendopts; do
40 append dhcpopts
"-x $opt"
43 [ "$broadcast" = 1 ] && broadcast
="-B" || broadcast
=
44 [ "$release" = 1 ] && release
="-R" || release
=
45 [ -n "$clientid" ] && clientid
="-x 0x3d:${clientid//:/}" || clientid
="-C"
46 [ -n "$iface6rd" ] && proto_export
"IFACE6RD=$iface6rd"
47 [ "$iface6rd" != 0 -a -f /lib
/netifd
/proto
/6rd.sh
] && append dhcpopts
"-O 212"
48 [ -n "$zone6rd" ] && proto_export
"ZONE6RD=$zone6rd"
49 [ -n "$zone" ] && proto_export
"ZONE=$zone"
50 [ -n "$mtu6rd" ] && proto_export
"MTU6RD=$mtu6rd"
51 [ -n "$customroutes" ] && proto_export
"CUSTOMROUTES=$customroutes"
52 [ "$delegate" = "0" ] && proto_export
"IFACE6RD_DELEGATE=0"
53 # Request classless route option (see RFC 3442) by default
54 [ "$classlessroute" = "0" ] || append dhcpopts
"-O 121"
56 proto_export
"INTERFACE=$config"
57 proto_run_command
"$config" udhcpc \
58 -p /var
/run
/udhcpc-
$iface.pid \
59 -s /lib
/netifd
/dhcp.
script \
61 ${ipaddr:+-r $ipaddr} \
62 ${hostname:+-x "hostname:$hostname"} \
63 ${vendorid:+-V "$vendorid"} \
64 $clientid $broadcast $release $dhcpopts
69 # SIGUSR1 forces udhcpc to renew its lease
70 local sigusr1
="$(kill -l SIGUSR1)"
71 [ -n "$sigusr1" ] && proto_kill_command
"$interface" $sigusr1
74 proto_dhcp_teardown
() {
76 proto_kill_command
"$interface"