12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182 |
- #!/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_boolean 'release:bool'
- proto_config_add_string 'reqopts:list(string)'
- proto_config_add_boolean 'defaultreqopts:bool'
- 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_config_add_boolean classlessroute
- }
- proto_dhcp_setup() {
- local config="$1"
- local iface="$2"
- local ipaddr hostname clientid vendorid broadcast release reqopts defaultreqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes classlessroute
- json_get_vars ipaddr hostname clientid vendorid broadcast release reqopts defaultreqopts iface6rd sendopts delegate zone6rd zone mtu6rd customroutes classlessroute
- local opt dhcpopts
- for opt in $reqopts; do
- append dhcpopts "-O $opt"
- done
- for opt in $sendopts; do
- append dhcpopts "-x $opt"
- done
- [ -z "$hostname" ] && hostname="$(cat /proc/sys/kernel/hostname)"
- [ "$defaultreqopts" = 0 ] && defaultreqopts="-o" || defaultreqopts=
- [ "$broadcast" = 1 ] && broadcast="-B" || broadcast=
- [ "$release" = 1 ] && release="-R" || release=
- [ -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"
- # Request classless route option (see RFC 3442) by default
- [ "$classlessroute" = "0" ] || append dhcpopts "-O 121"
- proto_export "INTERFACE=$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} \
- ${hostname:+-x "hostname:$hostname"} \
- ${vendorid:+-V "$vendorid"} \
- $clientid $defaultreqopts $broadcast $release $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
|