mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
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c66b290e54
dnsmasq.init tried to set range options even when ignore was set to "1". Now the functions stops processing after evaluating the "ignore" option when the result is > 0 git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15618 3c298f89-4303-0410-b956-a3cf2f4a3e73
299 lines
6.4 KiB
Bash
299 lines
6.4 KiB
Bash
#!/bin/sh /etc/rc.common
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# Copyright (C) 2007 OpenWrt.org
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START=60
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DNS_SERVERS=""
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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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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" "$option"
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[ "$_loctmp" -gt 0 ] && append args "$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="$3"
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local _loctmp
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config_get _loctmp "$section" "$option"
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[ -z "$_loctmp" ] && return 0
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append args "$switch $_loctmp"
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}
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append_server() {
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append args "-S $1"
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}
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append_interface() {
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append args "-i $1"
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}
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dnsmasq() {
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local cfg="$1"
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append_bool "$cfg" authoritative "-K"
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append_bool "$cfg" nodaemon "-d"
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append_bool "$cfg" domainneeded "-D"
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append_bool "$cfg" filterwin2k "-f"
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append_bool "$cfg" nohosts "-h"
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append_bool "$cfg" nonegcache "-N"
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append_bool "$cfg" strictorder "-o"
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append_bool "$cfg" logqueries "-q"
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append_bool "$cfg" noresolv "-R"
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append_bool "$cfg" localise_queries "-y"
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append_bool "$cfg" readethers "-Z"
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append_bool "$cfg" dbus "-1"
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append_bool "$cfg" boguspriv "-b"
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append_bool "$cfg" expandhosts "-E"
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append_bool "$cfg" enable_tftp "--enable-tftp"
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append_bool "$cfg" nonwildcard "-z"
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append_parm "$cfg" dnsforwardmax "-0"
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append_parm "$cfg" port "-p"
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append_parm "$cfg" ednspacket_max "-P"
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append_parm "$cfg" dhcpleasemax "-X"
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append_parm "$cfg" "addnhosts" "-H"
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append_parm "$cfg" "queryport" "-Q"
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append_parm "$cfg" "domain" "-s"
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append_parm "$cfg" "local" "-S"
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config_list_foreach "$cfg" "server" append_server
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config_list_foreach "$cfg" "interface" append_interface
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append_parm "$cfg" "leasefile" "-l"
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append_parm "$cfg" "resolvfile" "-r"
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append_parm "$cfg" "tftp_root" "--tftp-root"
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append_parm "$cfg" "dhcp_boot" "--dhcp-boot"
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config_get leasefile $cfg leasefile
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[ -e "$leasefile" ] || touch "$leasefile"
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config_get_bool cachelocal "$cfg" cachelocal 1
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}
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dhcp_subscrid_add() {
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local cfg="$1"
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config_get name "$cfg" name
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[ -n "$name" ] || return 0
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config_get subscriberid "$cfg" subscriberid
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[ -n "$subscriberid" ] || return 0
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append args "--dhcp-subscrid=$name,$subscriberid"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_remoteid_add() {
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local cfg="$1"
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config_get name "$cfg" name
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[ -n "$name" ] || return 0
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config_get remoteid "$cfg" remoteid
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[ -n "$remoteid" ] || return 0
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append args "--dhcp-remoteid=$name,$remoteid"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_circuitid_add() {
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local cfg="$1"
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config_get name "$cfg" name
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[ -n "$name" ] || return 0
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config_get circuitid "$cfg" circuitid
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[ -n "$circuitid" ] || return 0
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append args "--dhcp-circuitid=$name,$circuitid"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_userclass_add() {
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local cfg="$1"
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config_get name "$cfg" name
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[ -n "$name" ] || return 0
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config_get userclass "$cfg" userclass
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[ -n "$userclass" ] || return 0
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append args "--dhcp-userclass=$name,$userclass"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_vendorclass_add() {
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local cfg="$1"
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config_get name "$cfg" name
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[ -n "$name" ] || return 0
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config_get vendorclass "$cfg" vendorclass
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[ -n "$vendorclass" ] || return 0
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append args "--dhcp-vendorclass=$name,$vendorclass"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_host_add() {
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local cfg="$1"
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config_get name "$cfg" name
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[ -n "$name" ] || return 0
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config_get mac "$cfg" mac
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[ -n "$mac" ] || return 0
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config_get ip "$cfg" ip
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[ -n "$ip" ] || return 0
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append args "--dhcp-host=$mac,$ip"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_mac_add() {
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local cfg="$1"
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config_get name "$cfg" name
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[ -n "$name" ] || return 0
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config_get mac "$cfg" mac
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[ -n "$mac" ] || return 0
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append args "--dhcp-mac=$name,$mac"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_boot_add() {
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local cfg="$1"
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config_get name "$cfg" name
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config_get filename "$cfg" filename
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[ -n "$filename" ] || return 0
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config_get servername "$cfg" servername
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[ -n "$servername" ] || return 0
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config_get serveraddress "$cfg" serveraddress
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[ -n "$serveraddress" ] || return 0
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append args "--dhcp-boot=${name:+net:$name,}$filename,$servername,$serveraddress"
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dhcp_option_add "$cfg" "$name"
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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 "$net" ] || return 0
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config_get name "$cfg" name
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[ -n "$name" ] || name="$net"
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config_get ifname "$net" ifname
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[ -n "$ifname" ] || return 0
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config_get dnsserver "$net" dns
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[ "$cachelocal" = "0" -a -n "$dnsserver" ] && {
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DNS_SERVERS="$DNS_SERVERS $dnsserver"
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}
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append_bool "$cfg" ignore "-2 $ifname" && return 0
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config_get proto "$net" proto
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[ static = "$proto" ] || return 0
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config_get ipaddr "$net" ipaddr
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config_get netmask "$cfg" netmask
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[ -n "$netmask" ] || config_get netmask "$net" netmask
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#check for an already active dhcp server on the interface, unless 'force' is set
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config_get_bool force "$cfg" force 0
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[ "$force" -gt 0 ] || {
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udhcpc -n -q -s /bin/true -t 1 -i $ifname >&- && return 0
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}
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config_get start "$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 "${start:-100}")"
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limit="$((${limit:-150} + 1))"
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eval "$(ipcalc.sh $ipaddr $netmask $start $limit)"
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if [ "$dynamicdhcp" = "0" ]; then END="static"; fi
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append args "--dhcp-range=$name,$START,$END,$NETMASK,$leasetime${options:+ $options}"
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dhcp_option_add "$cfg" "$name"
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}
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dhcp_option_add() {
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local cfg="$1"
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local name="$2"
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config_get dhcp_option "$cfg" dhcp_option
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for o in $dhcp_option; do
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append args "-O $name","$o"
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done
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}
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start() {
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include /lib/network
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scan_interfaces
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config_load dhcp
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args=""
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config_foreach dnsmasq dnsmasq
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config_foreach dhcp_host_add host
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config_foreach dhcp_boot_add boot
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config_foreach dhcp_mac_add mac
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config_foreach dhcp_vendorclass_add vendorclass
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config_foreach dhcp_userclass_add userclass
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config_foreach dhcp_circuitid_add circuitid
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config_foreach dhcp_remoteid_add remoteid
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config_foreach dhcp_subscrid_add subscrid
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config_foreach dhcp_add dhcp
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/usr/sbin/dnsmasq $args && {
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rm -f /tmp/resolv.conf
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DNS_SERVERS="$DNS_SERVERS 127.0.0.1"
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for DNS_SERVER in $DNS_SERVERS ; do
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echo "nameserver $DNS_SERVER" >> /tmp/resolv.conf
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done
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}
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}
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stop() {
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[ -f /tmp/resolv.conf ] && {
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rm -f /tmp/resolv.conf
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ln -s /tmp/resolv.conf.auto /tmp/resolv.conf
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}
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killall dnsmasq
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return 0
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}
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