BASECONFIGFILE="/var/etc/dnsmasq.conf"
BASEHOSTFILE="/tmp/hosts/dhcp"
-BASETIMESTAMPFILE="/etc/dnsmasq.time"
TRUSTANCHORSFILE="/usr/share/dnsmasq/trust-anchors.conf"
TIMEVALIDFILE="/var/state/dnsmasqsec"
BASEDHCPSTAMPFILE="/var/run/dnsmasq"
xappend "--server=$1"
}
+append_rev_server() {
+ xappend "--rev-server=$1"
+}
+
append_address() {
xappend "--address=$1"
}
}
append_interface() {
- network_get_device ifname "$1" || return
+ network_get_device ifname "$1" || ifname="$1"
xappend "--interface=$ifname"
}
+append_listenaddress() {
+ xappend "--listen-address=$1"
+}
+
append_notinterface() {
- network_get_device ifname "$1" || return
+ network_get_device ifname "$1" || ifname="$1"
xappend "--except-interface=$ifname"
}
dhcp_host_add() {
local cfg="$1"
- local hosttag nametime addrs duids
+ local hosttag nametime addrs duids macs tags
config_get_bool force "$cfg" force 0
config_get_bool dns "$cfg" dns 0
[ "$dns" = "1" -a -n "$ip" -a -n "$name" ] && {
- echo "$ip $name${DOMAIN:+.$DOMAIN}" >> $HOSTFILE
+ echo "$ip $name${DOMAIN:+.$DOMAIN}" >> $HOSTFILE_TMP
}
config_get mac "$cfg" mac
if [ -n "$mac" ]; then
# --dhcp-host=00:20:e0:3b:13:af,192.168.0.199,lap
# many MAC are possible to track a laptop ON/OFF dock
- macs=""
for m in $mac; do append macs "$m" ","; done
fi
fi
if [ -n "$hostid" ]; then
- hex_to_hostid hostid "$hostid"
+ hex_to_hostid hostid "$hostid"
+ fi
+
+ if [ -n "$tag" ]; then
+ for t in $tag; do append tags "$t" ",set:"; done
fi
config_get_bool broadcast "$cfg" broadcast 0
[ "$broadcast" = "0" ] && broadcast= || broadcast=",set:needs-broadcast"
- hosttag="${networkid:+,set:${networkid}}${tag:+,set:${tag}}$broadcast"
+ hosttag="${networkid:+,set:${networkid}}${tags:+,set:${tags}}$broadcast"
nametime="${name:+,$name}${leasetime:+,$leasetime}"
if [ $DNSMASQ_DHCP_VER -eq 6 ]; then
for lanaddr6 in $lanaddrs6 ; do
case "$lanaddr6" in
"${ulaprefix%%:/*}"*)
- dhcp_domain_add "" "$routername" "$lanaddr6"
- ;;
+ dhcp_domain_add "" "$routername" "$lanaddr6"
+ ;;
esac
done
fi
local cfg="$1"
local dhcp6range="::"
local nettag
+ local tags
config_get net "$cfg" interface
[ -n "$net" ] || return 0
config_get networkid "$cfg" networkid
[ -n "$networkid" ] || networkid="$net"
- network_get_subnet subnet "$net" || return 0
network_get_device ifname "$net" || return 0
- network_get_protocol proto "$net" || return 0
[ "$cachelocal" = "0" ] && network_get_dnsserver dnsserver "$net" && {
DNS_SERVERS="$DNS_SERVERS $dnsserver"
return 0
}
+ network_get_subnet subnet "$net" || return 0
+ network_get_protocol proto "$net" || return 0
+
# Do not support non-static interfaces for now
[ static = "$proto" ] || return 0
dhcp_this_host_add "$net" "$ifname" "$ADD_LOCAL_FQDN"
start="$( dhcp_calc "$start" )"
+
+ add_tag() {
+ tags="${tags}tag:$1,"
+ }
+ config_list_foreach "$cfg" tag add_tag
+
nettag="${networkid:+set:${networkid},}"
if [ "$limit" -gt 0 ] ; then
if [ "$dhcpv4" != "disabled" ] ; then
- xappend "--dhcp-range=$nettag$START,$END,$NETMASK,$leasetime${options:+ $options}"
+ xappend "--dhcp-range=$tags$nettag$START,$END,$NETMASK,$leasetime${options:+ $options}"
fi
dhcp_option_append "option6:dns-server,$dnss" "$networkid"
fi
- dhcp_option_add "$cfg" "$networkid"
+ dhcp_option_add "$cfg" "$networkid" 0
+ dhcp_option_add "$cfg" "$networkid" 2
}
dhcp_option_append() {
local cfg="$1"
local networkid="$2"
local force="$3"
+ local opt="dhcp_option"
[ "$force" = "0" ] && force=
+ [ "$force" = "2" ] && opt="dhcp_option_force"
local list_len
- config_get list_len "$cfg" dhcp_option_LENGTH
+ config_get list_len "$cfg" "${opt}_LENGTH"
if [ -n "$list_len" ]; then
- config_list_foreach "$cfg" dhcp_option dhcp_option_append "$networkid" "$force"
+ config_list_foreach "$cfg" "$opt" dhcp_option_append "$networkid" "$force"
else
- config_get dhcp_option "$cfg" dhcp_option
+ config_get dhcp_option "$cfg" "$opt"
- [ -n "$dhcp_option" ] && echo "Warning: the 'option dhcp_option' syntax is deprecated, use 'list dhcp_option'" >&2
+ [ -n "$dhcp_option" ] && echo "Warning: the 'option $opt' syntax is deprecated, use 'list $opt'" >&2
local option
for option in $dhcp_option; do
record="${record:+$record }$name"
done
- echo "$ip $record" >> $HOSTFILE
+ echo "$ip $record" >> $HOSTFILE_TMP
}
dhcp_srv_add() {
fi
}
-dnsmasq_ismain()
-{
- local cfg="$1"
- local port notinterfaces
-
- config_get port "$cfg" port "53"
- [ $port = "53" ] || return 1
-
- config_get notinterfaces "$cfg" notinterface ""
- [ -n $notinterfaces ] && list_contains $notinterfaces "loopback" || return 1
-
- # dnsmasq instance is designated to listen on 127.0.0.1#53.
- return 0
-}
-
dnsmasq_start()
{
local cfg="$1" disabled resolvfile user_dhcpscript
CONFIGFILE="${BASECONFIGFILE}.${cfg}"
CONFIGFILE_TMP="${CONFIGFILE}.$$"
HOSTFILE="${BASEHOSTFILE}.${cfg}"
- TIMESTAMPFILE="${BASETIMESTAMPFILE}.${cfg}"
+ HOSTFILE_TMP="${HOSTFILE}.$$"
BASEDHCPSTAMPFILE_CFG="${BASEDHCPSTAMPFILE}.${cfg}"
# before we can call xappend
mkdir -p /var/lib/misc
chown dnsmasq:dnsmasq /var/run/dnsmasq
- [ -f "$TIMESTAMPFILE" ] && rm -f "$TIMESTAMPFILE"
-
echo "# auto-generated config file from /etc/config/dhcp" > $CONFIGFILE_TMP
- echo "# auto-generated config file from /etc/config/dhcp" > $HOSTFILE
+ echo "# auto-generated config file from /etc/config/dhcp" > $HOSTFILE_TMP
+
+ local dnsmasqconffile="/etc/dnsmasq.${cfg}.conf"
+ if [ ! -r "$dnsmasqconffile" ]; then
+ dnsmasqconffile=/etc/dnsmasq.conf
+ fi
# if we did this last, we could override auto-generated config
- [ -f /etc/dnsmasq.conf ] && {
- xappend "--conf-file=/etc/dnsmasq.conf"
+ [ -f "${dnsmasqconffile}" ] && {
+ xappend "--conf-file=${dnsmasqconffile}"
}
$PROG --version | grep -osqE "^Compile time options:.* DHCPv6( |$)" && DHCPv6CAPABLE=1 || DHCPv6CAPABLE=0
append_parm "$cfg" "maxport" "--max-port"
append_parm "$cfg" "domain" "--domain"
append_parm "$cfg" "local" "--server"
+ config_list_foreach "$cfg" "listen_address" append_listenaddress
config_list_foreach "$cfg" "server" append_server
+ config_list_foreach "$cfg" "rev_server" append_rev_server
config_list_foreach "$cfg" "address" append_address
config_list_foreach "$cfg" "ipset" append_ipset
config_list_foreach "$cfg" "interface" append_interface
[ -n "$leasefile" -a \! -e "$leasefile" ] && touch "$leasefile"
config_get_bool cachelocal "$cfg" cachelocal 1
- config_get resolvfile "$cfg" resolvfile "/tmp/resolv.conf.auto"
- xappend "--resolv-file=$resolvfile"
- # So jail doesn't complain if file missing
- [ \! -e "$resolvfile" ] && touch "$resolvfile"
+ config_get_bool noresolv "$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 "$resolvfile"
+ fi
+
+ [ -n "$resolvfile" ] && xappend "--resolv-file=$resolvfile"
config_get hostsfile "$cfg" dhcphostsfile
[ -e "$hostsfile" ] && xappend "--dhcp-hostsfile=$hostsfile"
}
dhcp_option_add "$cfg" "" 0
+ dhcp_option_add "$cfg" "" 2
xappend "--dhcp-broadcast=tag:needs-broadcast"
echo >> $CONFIGFILE_TMP
mv -f $CONFIGFILE_TMP $CONFIGFILE
+ mv -f $HOSTFILE_TMP $HOSTFILE
+ [ "$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
[ -n "$user_dhcpscript" ] && procd_set_param env USER_DHCPSCRIPT="$user_dhcpscript"
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 $RFC6761FILE /etc/passwd /etc/group /etc/TZ /dev/null /dev/urandom $dnsmasqconffile $dnsmasqconfdir $resolvfile $user_dhcpscript /etc/hosts /etc/ethers /sbin/hotplug-call $EXTRA_MOUNT $DHCPSCRIPT
procd_add_jail_mount_rw /var/run/dnsmasq/ $leasefile
procd_close_instance
-
-
- # write /tmp/resolve.conf only for main instance
- dnsmasq_ismain $cfg && {
- 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
- }
}
dnsmasq_stop()
{
- local cfg="$1"
+ local cfg="$1" resolvfile
+
+ config_get resolvfile "$cfg" "resolvfile"
#relink /tmp/resolve.conf only for main instance
- dnsmasq_ismain $cfg && {
- [ -f /tmp/resolv.conf ] && rm -f /tmp/resolv.conf
- ln -s /tmp/resolv.conf.auto /tmp/resolv.conf
+ [ "$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
}
+add_interface_trigger()
+{
+ local interface ignore
+
+ config_get interface "$1" interface
+ config_get_bool ignore "$1" ignore 0
+
+ [ -n "$interface" -a $ignore -eq 0 ] && procd_add_interface_trigger "interface.*" "$interface" /etc/init.d/dnsmasq reload
+}
+
service_triggers()
{
- procd_add_reload_trigger "dhcp"
- procd_add_raw_trigger "interface.*" 2000 /etc/init.d/dnsmasq reload
+ procd_add_reload_trigger "dhcp" "system"
+
+ config_load dhcp
+ config_foreach add_interface_trigger dhcp
}
boot()
reload_service() {
rc_procd start_service "$@"
- return 0
+ procd_send_signal dnsmasq "$@"
}
stop_service() {