mirror of
https://github.com/openwrt/openwrt.git
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d8cfebaa50
Configuring dhcp_option as an option does not allow the usage of white spaces in the option value; fix this by supporting dhcp_option as a list config while still supporting the option config to maintain backwards compatibility Signed-off-by: Jo-Philipp Wich <jo@mein.io> Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>
874 lines
21 KiB
Bash
874 lines
21 KiB
Bash
#!/bin/sh /etc/rc.common
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# Copyright (C) 2007-2012 OpenWrt.org
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START=19
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USE_PROCD=1
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PROG=/usr/sbin/dnsmasq
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ADD_LOCAL_DOMAIN=1
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ADD_LOCAL_HOSTNAME=1
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BASECONFIGFILE="/var/etc/dnsmasq.conf"
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BASEHOSTFILE="/tmp/hosts/dhcp"
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BASETIMESTAMPFILE="/etc/dnsmasq.time"
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TRUSTANCHORSFILE="/usr/share/dnsmasq/trust-anchors.conf"
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TIMEVALIDFILE="/var/state/dnsmasqsec"
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BASEDHCPSTAMPFILE="/var/run/dnsmasq"
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xappend() {
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local value="$1"
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echo "${value#--}" >> $CONFIGFILE_TMP
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}
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hex_to_hostid() {
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local var="$1"
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local hex="${2#0x}" # strip optional "0x" prefix
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if [ -n "${hex//[0-9a-fA-F]/}" ]; then
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# is invalid hex literal
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return 1
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fi
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# convert into host id
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export "$var=$(
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printf "%0x:%0x" \
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$(((0x$hex >> 16) % 65536)) \
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$(( 0x$hex % 65536))
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)"
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return 0
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}
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dhcp_calc() {
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local ip="$1"
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local res=0
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while [ -n "$ip" ]; do
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part="${ip%%.*}"
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res="$(($res * 256))"
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res="$(($res + $part))"
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[ "${ip%.*}" != "$ip" ] && ip="${ip#*.}" || ip=
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done
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echo "$res"
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}
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dhcp_check() {
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local ifname="$1"
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local stamp="${BASEDHCPSTAMPFILE_CFG}.${ifname}.dhcp"
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local rv=0
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[ -s "$stamp" ] && return $(cat "$stamp")
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# If there's no carrier yet, skip this interface.
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# The init script will be called again once the link is up
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case "$(devstatus "$ifname" | jsonfilter -e @.carrier)" in
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false) return 1;;
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esac
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udhcpc -n -q -s /bin/true -t 1 -i "$ifname" >&- && rv=1 || rv=0
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[ $rv -eq 1 ] && \
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logger -t dnsmasq \
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"found already running DHCP-server on interface '$ifname'" \
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"refusing to start, use 'option force 1' to override"
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echo $rv > "$stamp"
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return $rv
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}
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log_once() {
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pidof dnsmasq >/dev/null || \
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logger -t dnsmasq "$@"
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}
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append_bool() {
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local section="$1"
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local option="$2"
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local value="$3"
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local _loctmp
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config_get_bool _loctmp "$section" "$option" 0
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[ $_loctmp -gt 0 ] && xappend "$value"
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}
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append_parm() {
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local section="$1"
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local option="$2"
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local switch="$3"
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local default="$4"
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local _loctmp
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config_get _loctmp "$section" "$option" "$default"
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[ -z "$_loctmp" ] && return 0
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xappend "$switch=$_loctmp"
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}
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append_server() {
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xappend "--server=$1"
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}
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append_address() {
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xappend "--address=$1"
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}
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append_ipset() {
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xappend "--ipset=$1"
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}
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append_interface() {
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network_get_device ifname "$1" || return
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xappend "--interface=$ifname"
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}
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append_notinterface() {
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network_get_device ifname "$1" || return
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xappend "--except-interface=$ifname"
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}
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append_addnhosts() {
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xappend "--addn-hosts=$1"
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}
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append_bogusnxdomain() {
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xappend "--bogus-nxdomain=$1"
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}
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append_pxe_service() {
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xappend "--pxe-service=$1"
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}
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filter_dnsmasq() {
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local cfg="$1" func="$2" match_cfg="$3" found_cfg
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# use entry when no instance entry set, or if it matches
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config_get found_cfg "$cfg" "instance"
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if [ -z "$found_cfg" -o "$found_cfg" = "$match_cfg" ]; then
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$func $cfg
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fi
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}
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dhcp_subscrid_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || return 0
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config_get subscriberid "$cfg" subscriberid
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[ -n "$subscriberid" ] || return 0
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xappend "--dhcp-subscrid=$networkid,$subscriberid"
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config_get_bool force "$cfg" force 0
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dhcp_option_add "$cfg" "$networkid" "$force"
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}
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dhcp_remoteid_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || return 0
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config_get remoteid "$cfg" remoteid
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[ -n "$remoteid" ] || return 0
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xappend "--dhcp-remoteid=$networkid,$remoteid"
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config_get_bool force "$cfg" force 0
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dhcp_option_add "$cfg" "$networkid" "$force"
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}
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dhcp_circuitid_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || return 0
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config_get circuitid "$cfg" circuitid
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[ -n "$circuitid" ] || return 0
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xappend "--dhcp-circuitid=$networkid,$circuitid"
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config_get_bool force "$cfg" force 0
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dhcp_option_add "$cfg" "$networkid" "$force"
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}
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dhcp_userclass_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || return 0
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config_get userclass "$cfg" userclass
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[ -n "$userclass" ] || return 0
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xappend "--dhcp-userclass=$networkid,$userclass"
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config_get_bool force "$cfg" force 0
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dhcp_option_add "$cfg" "$networkid" "$force"
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}
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dhcp_vendorclass_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || return 0
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config_get vendorclass "$cfg" vendorclass
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[ -n "$vendorclass" ] || return 0
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xappend "--dhcp-vendorclass=$networkid,$vendorclass"
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config_get_bool force "$cfg" force 0
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dhcp_option_add "$cfg" "$networkid" "$force"
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}
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dhcp_match_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || return 0
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config_get match "$cfg" match
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[ -n "$match" ] || return 0
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xappend "--dhcp-match=$networkid,$match"
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config_get_bool force "$cfg" force 0
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dhcp_option_add "$cfg" "$networkid" "$force"
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}
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dhcp_host_add() {
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local cfg="$1"
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config_get_bool force "$cfg" force 0
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] && dhcp_option_add "$cfg" "$networkid" "$force"
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config_get_bool enable "$cfg" enable 1
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[ "$enable" = "0" ] && return 0
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config_get name "$cfg" name
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config_get ip "$cfg" ip
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[ -n "$ip" -o -n "$name" ] || return 0
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config_get_bool dns "$cfg" dns 0
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[ "$dns" = "1" -a -n "$ip" -a -n "$name" ] && {
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echo "$ip $name${DOMAIN:+.$DOMAIN}" >> $HOSTFILE
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}
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config_get mac "$cfg" mac
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if [ -n "$mac" ]; then
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# --dhcp-host=00:20:e0:3b:13:af,192.168.0.199,lap
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macs=""
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for m in $mac; do append macs "$m" ","; done
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else
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# --dhcp-host=lap,192.168.0.199
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[ -n "$name" ] || return 0
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macs="$name"
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name=""
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fi
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config_get tag "$cfg" tag
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if [ "$DHCPv6CAPABLE" -eq 1 ]; then
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config_get duid "$cfg" duid
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config_get hostid "$cfg" hostid
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if [ -n "$hostid" ]; then
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hex_to_hostid hostid "$hostid"
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fi
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fi
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config_get_bool broadcast "$cfg" broadcast 0
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[ "$broadcast" = "0" ] && broadcast=
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config_get leasetime "$cfg" leasetime
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xappend "--dhcp-host=$macs${duid:+,id:$duid}${networkid:+,net:$networkid}${broadcast:+,set:needs-broadcast}${tag:+,set:$tag}${ip:+,$ip${hostid:+,[::$hostid]}}${name:+,$name}${leasetime:+,$leasetime}"
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}
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dhcp_tag_add() {
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local cfg="$1"
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tag="$cfg"
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[ -n "$tag" ] || return 0
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config_get_bool force "$cfg" force 0
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[ "$force" = "0" ] && force=
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config_get option "$cfg" dhcp_option
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for o in $option; do
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xappend "--dhcp-option${force:+-force}=tag:$tag,$o"
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done
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}
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dhcp_mac_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || return 0
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config_get mac "$cfg" mac
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[ -n "$mac" ] || return 0
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xappend "--dhcp-mac=$networkid,$mac"
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dhcp_option_add "$cfg" "$networkid"
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}
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dhcp_boot_add() {
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local cfg="$1"
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config_get networkid "$cfg" networkid
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config_get filename "$cfg" filename
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[ -n "$filename" ] || return 0
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config_get servername "$cfg" servername
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config_get serveraddress "$cfg" serveraddress
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[ -n "$serveraddress" -a ! -n "$servername" ] && return 0
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xappend "--dhcp-boot=${networkid:+net:$networkid,}${filename}${servername:+,$servername}${serveraddress:+,$serveraddress}"
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config_get_bool force "$cfg" force 0
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dhcp_option_add "$cfg" "$networkid" "$force"
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}
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dhcp_add() {
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local cfg="$1"
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config_get net "$cfg" interface
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[ -n "$net" ] || return 0
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config_get dhcpv4 "$cfg" dhcpv4
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[ "$dhcpv4" != "disabled" ] || return 0
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config_get networkid "$cfg" networkid
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[ -n "$networkid" ] || networkid="$net"
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network_get_subnet subnet "$net" || return 0
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network_get_device ifname "$net" || return 0
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network_get_protocol proto "$net" || return 0
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[ "$cachelocal" = "0" ] && network_get_dnsserver dnsserver "$net" && {
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DNS_SERVERS="$DNS_SERVERS $dnsserver"
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}
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append_bool "$cfg" ignore "--no-dhcp-interface=$ifname" && return 0
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# Do not support non-static interfaces for now
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[ static = "$proto" ] || return 0
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# Override interface netmask with dhcp config if applicable
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config_get netmask "$cfg" netmask "${subnet##*/}"
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#check for an already active dhcp server on the interface, unless 'force' is set
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config_get_bool force "$cfg" force 0
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[ $force -gt 0 ] || dhcp_check "$ifname" || return 0
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config_get start "$cfg" start
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config_get limit "$cfg" limit
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config_get leasetime "$cfg" leasetime
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config_get options "$cfg" options
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config_get_bool dynamicdhcp "$cfg" dynamicdhcp 1
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leasetime="${leasetime:-12h}"
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start="$(dhcp_calc "${start:-100}")"
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limit="${limit:-150}"
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[ "$limit" -gt 0 ] && limit=$((limit-1))
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eval "$(ipcalc.sh "${subnet%%/*}" $netmask $start $limit)"
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if [ "$dynamicdhcp" = "0" ]; then END="static"; fi
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xappend "--dhcp-range=$networkid,$START,$END,$NETMASK,$leasetime${options:+ $options}"
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dhcp_option_add "$cfg" "$networkid"
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}
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dhcp_option_append() {
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local option="$1"
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local networkid="$2"
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local force="$3"
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xappend "--dhcp-option${force:+-force}=${networkid:+$networkid,}$option"
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}
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dhcp_option_add() {
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local cfg="$1"
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local networkid="$2"
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local force="$3"
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[ "$force" = "0" ] && force=
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local list_len
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config_get list_len "$cfg" dhcp_option_LENGTH
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if [ -n "$list_len" ]; then
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config_list_foreach "$cfg" dhcp_option dhcp_option_append "$networkid" "$force"
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else
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config_get dhcp_option "$cfg" dhcp_option
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[ -n "$dhcp_option" ] && echo "Warning: the 'option dhcp_option' syntax is deprecated, use 'list dhcp_option'" >&2
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local option
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for option in $dhcp_option; do
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dhcp_option_append "$option" "$networkid" "$force"
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done
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fi
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}
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dhcp_domain_add() {
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local cfg="$1"
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local ip name names record
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config_get names "$cfg" name "$2"
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[ -n "$names" ] || return 0
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config_get ip "$cfg" ip "$3"
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[ -n "$ip" ] || return 0
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for name in $names; do
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record="${record:+$record }$name"
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done
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echo "$ip $record" >> $HOSTFILE
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}
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dhcp_srv_add() {
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local cfg="$1"
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config_get srv "$cfg" srv
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[ -n "$srv" ] || return 0
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config_get target "$cfg" target
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[ -n "$target" ] || return 0
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config_get port "$cfg" port
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[ -n "$port" ] || return 0
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config_get class "$cfg" class
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config_get weight "$cfg" weight
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local service="$srv,$target,$port${class:+,$class${weight:+,$weight}}"
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xappend "--srv-host=$service"
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}
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dhcp_mx_add() {
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local cfg="$1"
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local domain relay pref
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config_get domain "$cfg" domain
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[ -n "$domain" ] || return 0
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config_get relay "$cfg" relay
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[ -n "$relay" ] || return 0
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config_get pref "$cfg" pref 0
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local service="$domain,$relay,$pref"
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xappend "--mx-host=$service"
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}
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dhcp_cname_add() {
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local cfg="$1"
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local cname target
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config_get cname "$cfg" cname
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[ -n "$cname" ] || return 0
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config_get target "$cfg" target
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[ -n "$target" ] || return 0
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xappend "--cname=${cname},${target}"
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}
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dhcp_hostrecord_add() {
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local cfg="$1"
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local names addresses record val
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config_get names "$cfg" name "$2"
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if [ -z "$names" ]; then
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return 0
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fi
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config_get addresses "$cfg" ip "$3"
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if [ -z "$addresses" ]; then
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return 0
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fi
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for val in $names $addresses; do
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record="${record:+$record,}$val"
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done
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xappend "--host-record=$record"
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}
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dhcp_relay_add() {
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local cfg="$1"
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local local_addr server_addr interface
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config_get local_addr "$cfg" local_addr
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[ -n "$local_addr" ] || return 0
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config_get server_addr "$cfg" server_addr
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[ -n "$server_addr" ] || return 0
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config_get interface "$cfg" interface
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if [ -z "$interface" ]; then
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xappend "--dhcp-relay=$local_addr,$server_addr"
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else
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xappend "--dhcp-relay=$local_addr,$server_addr,$interface"
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fi
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}
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dnsmasq_start()
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{
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local cfg="$1" disabled
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config_get_bool disabled "$cfg" disabled 0
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[ "$disabled" -gt 0 ] && return 0
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# reset list of DOMAINS and DNS servers (for each dnsmasq instance)
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DNS_SERVERS=""
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DOMAIN=""
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CONFIGFILE="${BASECONFIGFILE}.${cfg}"
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CONFIGFILE_TMP="${CONFIGFILE}.$$"
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HOSTFILE="${BASEHOSTFILE}.${cfg}"
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TIMESTAMPFILE="${BASETIMESTAMPFILE}.${cfg}"
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BASEDHCPSTAMPFILE_CFG="${BASEDHCPSTAMPFILE}.${cfg}"
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# before we can call xappend
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mkdir -p /var/run/dnsmasq/
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mkdir -p $(dirname $CONFIGFILE)
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mkdir -p $(dirname $HOSTFILE)
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mkdir -p /var/lib/misc
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chown dnsmasq:dnsmasq /var/run/dnsmasq
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[ -f "$TIMESTAMPFILE" ] && rm -f "$TIMESTAMPFILE"
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echo "# auto-generated config file from /etc/config/dhcp" > $CONFIGFILE_TMP
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echo "# auto-generated config file from /etc/config/dhcp" > $HOSTFILE
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# if we did this last, we could override auto-generated config
|
|
[ -f /etc/dnsmasq.conf ] && {
|
|
xappend "--conf-file=/etc/dnsmasq.conf"
|
|
}
|
|
|
|
$PROG --version | grep -osqE "^Compile time options:.* DHCPv6( |$)" && DHCPv6CAPABLE=1 || DHCPv6CAPABLE=0
|
|
|
|
append_bool "$cfg" authoritative "--dhcp-authoritative"
|
|
append_bool "$cfg" nodaemon "--no-daemon"
|
|
append_bool "$cfg" domainneeded "--domain-needed"
|
|
append_bool "$cfg" filterwin2k "--filterwin2k"
|
|
append_bool "$cfg" nohosts "--no-hosts"
|
|
append_bool "$cfg" nonegcache "--no-negcache"
|
|
append_bool "$cfg" strictorder "--strict-order"
|
|
append_bool "$cfg" logqueries "--log-queries=extra"
|
|
append_bool "$cfg" noresolv "--no-resolv"
|
|
append_bool "$cfg" localise_queries "--localise-queries"
|
|
append_bool "$cfg" readethers "--read-ethers"
|
|
append_bool "$cfg" dbus "--enable-dbus"
|
|
append_bool "$cfg" boguspriv "--bogus-priv"
|
|
append_bool "$cfg" expandhosts "--expand-hosts"
|
|
config_get tftp_root "$cfg" "tftp_root"
|
|
[ -d "$tftp_root" ] && append_bool "$cfg" enable_tftp "--enable-tftp"
|
|
append_bool "$cfg" tftp_no_fail "--tftp-no-fail"
|
|
append_bool "$cfg" nonwildcard "--bind-dynamic"
|
|
append_bool "$cfg" fqdn "--dhcp-fqdn"
|
|
append_bool "$cfg" proxydnssec "--proxy-dnssec"
|
|
append_bool "$cfg" localservice "--local-service"
|
|
append_bool "$cfg" logdhcp "--log-dhcp"
|
|
append_bool "$cfg" quietdhcp "--quiet-dhcp"
|
|
append_bool "$cfg" sequential_ip "--dhcp-sequential-ip"
|
|
append_bool "$cfg" allservers "--all-servers"
|
|
append_bool "$cfg" noping "--no-ping"
|
|
|
|
append_parm "$cfg" logfacility "--log-facility"
|
|
append_parm "$cfg" dhcpscript "--dhcp-script"
|
|
append_parm "$cfg" cachesize "--cache-size"
|
|
append_parm "$cfg" dnsforwardmax "--dns-forward-max"
|
|
append_parm "$cfg" port "--port"
|
|
append_parm "$cfg" ednspacket_max "--edns-packet-max"
|
|
append_parm "$cfg" dhcpleasemax "--dhcp-lease-max"
|
|
append_parm "$cfg" "queryport" "--query-port"
|
|
append_parm "$cfg" "minport" "--min-port"
|
|
append_parm "$cfg" "maxport" "--max-port"
|
|
append_parm "$cfg" "domain" "--domain"
|
|
append_parm "$cfg" "local" "--server"
|
|
config_list_foreach "$cfg" "server" append_server
|
|
config_list_foreach "$cfg" "address" append_address
|
|
config_list_foreach "$cfg" "ipset" append_ipset
|
|
config_list_foreach "$cfg" "interface" append_interface
|
|
config_list_foreach "$cfg" "notinterface" append_notinterface
|
|
config_list_foreach "$cfg" "addnhosts" append_addnhosts
|
|
config_list_foreach "$cfg" "bogusnxdomain" append_bogusnxdomain
|
|
append_parm "$cfg" "leasefile" "--dhcp-leasefile" "/tmp/dhcp.leases"
|
|
append_parm "$cfg" "resolvfile" "--resolv-file" "/tmp/resolv.conf.auto"
|
|
append_parm "$cfg" "serversfile" "--servers-file"
|
|
append_parm "$cfg" "tftp_root" "--tftp-root"
|
|
append_parm "$cfg" "dhcp_boot" "--dhcp-boot"
|
|
append_parm "$cfg" "local_ttl" "--local-ttl"
|
|
append_parm "$cfg" "pxe_prompt" "--pxe-prompt"
|
|
config_list_foreach "$cfg" "pxe_service" append_pxe_service
|
|
config_get DOMAIN "$cfg" domain
|
|
|
|
config_get_bool ADD_LOCAL_DOMAIN "$cfg" add_local_domain 1
|
|
config_get_bool ADD_LOCAL_HOSTNAME "$cfg" add_local_hostname 1
|
|
|
|
config_get_bool readethers "$cfg" readethers
|
|
[ "$readethers" = "1" -a \! -e "/etc/ethers" ] && touch /etc/ethers
|
|
|
|
config_get resolvfile $cfg resolvfile
|
|
config_get dhcpscript $cfg dhcpscript
|
|
|
|
config_get leasefile $cfg leasefile "/tmp/dhcp.leases"
|
|
[ -n "$leasefile" -a \! -e "$leasefile" ] && touch "$leasefile"
|
|
config_get_bool cachelocal "$cfg" cachelocal 1
|
|
|
|
config_get_bool noresolv "$cfg" noresolv 0
|
|
if [ "$noresolv" != "1" ]; then
|
|
config_get resolvfile "$cfg" resolvfile "/tmp/resolv.conf.auto"
|
|
# So jail doesn't complain if file missing
|
|
[ -n "$resolvfile" -a \! -e "$resolvfile" ] && touch "$resolvfile"
|
|
fi
|
|
|
|
config_get hostsfile "$cfg" dhcphostsfile
|
|
[ -e "$hostsfile" ] && xappend "--dhcp-hostsfile=$hostsfile"
|
|
|
|
local rebind
|
|
config_get_bool rebind "$cfg" rebind_protection 1
|
|
[ $rebind -gt 0 ] && {
|
|
log_once \
|
|
"DNS rebinding protection is active," \
|
|
"will discard upstream RFC1918 responses!"
|
|
xappend "--stop-dns-rebind"
|
|
|
|
local rebind_localhost
|
|
config_get_bool rebind_localhost "$cfg" rebind_localhost 0
|
|
[ $rebind_localhost -gt 0 ] && {
|
|
log_once "Allowing 127.0.0.0/8 responses"
|
|
xappend "--rebind-localhost-ok"
|
|
}
|
|
|
|
append_rebind_domain() {
|
|
log_once "Allowing RFC1918 responses for domain $1"
|
|
xappend "--rebind-domain-ok=$1"
|
|
}
|
|
|
|
config_list_foreach "$cfg" rebind_domain append_rebind_domain
|
|
}
|
|
|
|
config_get_bool dnssec "$cfg" dnssec 0
|
|
[ "$dnssec" -gt 0 ] && {
|
|
xappend "--conf-file=$TRUSTANCHORSFILE"
|
|
xappend "--dnssec"
|
|
[ -x /etc/init.d/sysntpd ] && {
|
|
/etc/init.d/sysntpd enabled
|
|
[ "$?" -ne 0 -o "$(uci_get system.ntp.enabled)" = "1" ] && {
|
|
[ -f "$TIMEVALIDFILE" ] || xappend "--dnssec-no-timecheck"
|
|
}
|
|
}
|
|
append_bool "$cfg" dnsseccheckunsigned "--dnssec-check-unsigned"
|
|
}
|
|
|
|
config_get addmac "$cfg" addmac 0
|
|
[ "$addmac" != "0" ] && {
|
|
[ "$addmac" = "1" ] && addmac=
|
|
xappend "--add-mac${addmac:+="$addmac"}"
|
|
}
|
|
|
|
dhcp_option_add "$cfg" "" 0
|
|
|
|
xappend "--dhcp-broadcast=tag:needs-broadcast"
|
|
|
|
xappend "--addn-hosts=$(dirname $HOSTFILE)"
|
|
|
|
config_get dnsmasqconfdir "$cfg" confdir "/tmp/dnsmasq.d"
|
|
[ ! -d "$dnsmasqconfdir" ] && mkdir -p $dnsmasqconfdir
|
|
xappend "--conf-dir=$dnsmasqconfdir"
|
|
xappend "--user=dnsmasq"
|
|
xappend "--group=dnsmasq"
|
|
echo >> $CONFIGFILE_TMP
|
|
|
|
config_get_bool enable_tftp "$cfg" enable_tftp 0
|
|
[ "$enable_tftp" -gt 0 ] && {
|
|
config_get tftp_root "$cfg" tftp_root
|
|
append EXTRA_MOUNT $tftp_root
|
|
}
|
|
|
|
config_foreach filter_dnsmasq host dhcp_host_add "$cfg"
|
|
echo >> $CONFIGFILE_TMP
|
|
config_foreach filter_dnsmasq boot dhcp_boot_add "$cfg"
|
|
config_foreach filter_dnsmasq mac dhcp_mac_add "$cfg"
|
|
config_foreach filter_dnsmasq tag dhcp_tag_add "$cfg"
|
|
config_foreach filter_dnsmasq vendorclass dhcp_vendorclass_add "$cfg"
|
|
config_foreach filter_dnsmasq userclass dhcp_userclass_add "$cfg"
|
|
config_foreach filter_dnsmasq circuitid dhcp_circuitid_add "$cfg"
|
|
config_foreach filter_dnsmasq remoteid dhcp_remoteid_add "$cfg"
|
|
config_foreach filter_dnsmasq subscrid dhcp_subscrid_add "$cfg"
|
|
config_foreach filter_dnsmasq match dhcp_match_add "$cfg"
|
|
config_foreach filter_dnsmasq domain dhcp_domain_add "$cfg"
|
|
config_foreach filter_dnsmasq hostrecord dhcp_hostrecord_add "$cfg"
|
|
config_foreach filter_dnsmasq relay dhcp_relay_add "$cfg"
|
|
|
|
# add own hostname
|
|
[ $ADD_LOCAL_HOSTNAME -eq 1 ] && {
|
|
local lanaddr lanaddr6
|
|
local ulaprefix="$(uci_get network @globals[0] ula_prefix)"
|
|
local hostname="$(uci_get system @system[0] hostname Lede)"
|
|
|
|
network_get_ipaddr lanaddr "lan" && {
|
|
dhcp_domain_add "" "$hostname" "$lanaddr"
|
|
}
|
|
|
|
[ -n "$ulaprefix" ] && network_get_ipaddrs6 lanaddr6 "lan" && {
|
|
for lanaddr6 in $lanaddr6; do
|
|
case "$lanaddr6" in
|
|
"${ulaprefix%%:/*}"*)
|
|
dhcp_domain_add "" "$hostname" "$lanaddr6"
|
|
;;
|
|
esac
|
|
done
|
|
}
|
|
}
|
|
|
|
echo >> $CONFIGFILE_TMP
|
|
config_foreach filter_dnsmasq srvhost dhcp_srv_add "$cfg"
|
|
config_foreach filter_dnsmasq mxhost dhcp_mx_add "$cfg"
|
|
echo >> $CONFIGFILE_TMP
|
|
|
|
config_get odhcpd_is_active odhcpd maindhcp
|
|
if [ "$odhcpd_is_active" != "1" ]; then
|
|
config_foreach filter_dnsmasq dhcp dhcp_add "$cfg"
|
|
fi
|
|
|
|
echo >> $CONFIGFILE_TMP
|
|
config_foreach filter_dnsmasq cname dhcp_cname_add "$cfg"
|
|
echo >> $CONFIGFILE_TMP
|
|
|
|
echo >> $CONFIGFILE_TMP
|
|
mv -f $CONFIGFILE_TMP $CONFIGFILE
|
|
|
|
[ "$resolvfile" = "/tmp/resolv.conf.auto" ] && {
|
|
rm -f /tmp/resolv.conf
|
|
[ $ADD_LOCAL_DOMAIN -eq 1 ] && [ -n "$DOMAIN" ] && {
|
|
echo "search $DOMAIN" >> /tmp/resolv.conf
|
|
}
|
|
DNS_SERVERS="$DNS_SERVERS 127.0.0.1"
|
|
for DNS_SERVER in $DNS_SERVERS ; do
|
|
echo "nameserver $DNS_SERVER" >> /tmp/resolv.conf
|
|
done
|
|
}
|
|
|
|
procd_open_instance $cfg
|
|
procd_set_param command $PROG -C $CONFIGFILE -k -x /var/run/dnsmasq/dnsmasq."${cfg}".pid
|
|
procd_set_param file $CONFIGFILE
|
|
procd_set_param respawn
|
|
|
|
local dnsmasqconffile="/etc/dnsmasq.${cfg}.conf"
|
|
if [ ! -r "$dnsmasqconffile" ]; then
|
|
dnsmasqconffile=/etc/dnsmasq.conf
|
|
fi
|
|
|
|
procd_add_jail dnsmasq ubus log
|
|
procd_add_jail_mount $CONFIGFILE $TRUSTANCHORSFILE $HOSTFILE /etc/passwd /etc/group /etc/TZ /dev/null /dev/urandom $dnsmasqconffile $dnsmasqconfdir $resolvfile $dhcpscript /etc/hosts /etc/ethers $EXTRA_MOUNT
|
|
procd_add_jail_mount_rw /var/run/dnsmasq/ $leasefile
|
|
|
|
procd_close_instance
|
|
}
|
|
|
|
dnsmasq_stop()
|
|
{
|
|
local cfg="$1"
|
|
|
|
config_get resolvfile "$cfg" "resolvfile"
|
|
|
|
#relink /tmp/resolve.conf only for main instance
|
|
[ "$resolvfile" = "/tmp/resolv.conf.auto" ] && {
|
|
[ -f /tmp/resolv.conf ] && {
|
|
rm -f /tmp/resolv.conf
|
|
ln -s "$resolvfile" /tmp/resolv.conf
|
|
}
|
|
}
|
|
|
|
rm -f ${BASEDHCPSTAMPFILE}.${cfg}.*.dhcp
|
|
}
|
|
|
|
service_triggers()
|
|
{
|
|
procd_add_reload_trigger "dhcp"
|
|
procd_add_raw_trigger "interface.*" 2000 /etc/init.d/dnsmasq reload
|
|
}
|
|
|
|
boot()
|
|
{
|
|
BOOT=1
|
|
start "$@"
|
|
}
|
|
|
|
start_service() {
|
|
local instance="$1"
|
|
local instance_found=0
|
|
|
|
[ -n "$BOOT" ] && return
|
|
|
|
. /lib/functions/network.sh
|
|
|
|
config_cb() {
|
|
local type="$1"
|
|
local name="$2"
|
|
if [ "$type" = "dnsmasq" ]; then
|
|
if [ -n "$instance" -a "$instance" = "$name" ]; then
|
|
instance_found=1
|
|
fi
|
|
fi
|
|
}
|
|
|
|
config_load dhcp
|
|
|
|
if [ -n "$instance" ]; then
|
|
[ "$instance_found" -gt 0 ] || return
|
|
dnsmasq_start "$instance"
|
|
else
|
|
config_foreach dnsmasq_start dnsmasq
|
|
fi
|
|
}
|
|
|
|
reload_service() {
|
|
rc_procd start_service "$@"
|
|
return 0
|
|
}
|
|
|
|
stop_service() {
|
|
local instance="$1"
|
|
local instance_found=0
|
|
|
|
config_cb() {
|
|
local type="$1"
|
|
local name="$2"
|
|
if [ "$type" = "dnsmasq" ]; then
|
|
if [ -n "$instance" -a "$instance" = "$name" ]; then
|
|
instance_found=1
|
|
fi
|
|
fi
|
|
}
|
|
|
|
config_load dhcp
|
|
|
|
if [ -n "$instance" ]; then
|
|
[ "$instance_found" -gt 0 ] || return
|
|
dnsmasq_stop "$instance"
|
|
else
|
|
config_foreach dnsmasq_stop dnsmasq
|
|
fi
|
|
}
|