DHCPBOGUSHOSTNAMEFILE="/usr/share/dnsmasq/dhcpbogushostname.conf"
RFC6761FILE="/usr/share/dnsmasq/rfc6761.conf"
DHCPSCRIPT="/usr/lib/dnsmasq/dhcp-script.sh"
+DHCPSCRIPT_DEPENDS="/usr/share/libubox/jshn.sh /usr/bin/jshn /bin/ubus"
DNSMASQ_DHCP_VER=4
}
append_rev_server() {
- xappend "--rev-server=$1"
+ xappend "--rev-server=$1"
}
append_address() {
xappend "--except-interface=$ifname"
}
+ismounted() {
+ local filename="$1"
+ local dirname
+ for dirname in $EXTRA_MOUNT ; do
+ case "$filename" in
+ "${dirname}/"* | "${dirname}" )
+ return 0
+ ;;
+ esac
+ done
+
+ return 1
+}
+
append_addnhosts() {
+ ismounted "$1" || append EXTRA_MOUNT "$1"
xappend "--addn-hosts=$1"
}
config_get subscriberid "$cfg" subscriberid
[ -n "$subscriberid" ] || return 0
- xappend "--dhcp-subscrid=$networkid,$subscriberid"
+ xappend "--dhcp-subscrid=set:$networkid,$subscriberid"
config_get_bool force "$cfg" force 0
config_get remoteid "$cfg" remoteid
[ -n "$remoteid" ] || return 0
- xappend "--dhcp-remoteid=$networkid,$remoteid"
+ xappend "--dhcp-remoteid=set:$networkid,$remoteid"
config_get_bool force "$cfg" force 0
config_get circuitid "$cfg" circuitid
[ -n "$circuitid" ] || return 0
- xappend "--dhcp-circuitid=$networkid,$circuitid"
+ xappend "--dhcp-circuitid=set:$networkid,$circuitid"
config_get_bool force "$cfg" force 0
config_get userclass "$cfg" userclass
[ -n "$userclass" ] || return 0
- xappend "--dhcp-userclass=$networkid,$userclass"
+ xappend "--dhcp-userclass=set:$networkid,$userclass"
config_get_bool force "$cfg" force 0
config_get vendorclass "$cfg" vendorclass
[ -n "$vendorclass" ] || return 0
- xappend "--dhcp-vendorclass=$networkid,$vendorclass"
+ xappend "--dhcp-vendorclass=set:$networkid,$vendorclass"
config_get_bool force "$cfg" force 0
config_get match "$cfg" match
[ -n "$match" ] || return 0
- xappend "--dhcp-match=$networkid,$match"
+ xappend "--dhcp-match=set:$networkid,$match"
config_get_bool force "$cfg" force 0
dhcp_host_add() {
local cfg="$1"
- local hosttag nametime addrs duids macs tags
+ local hosttag nametime addrs duids macs tags mtags
config_get_bool force "$cfg" force 0
config_get duid "$cfg" duid
config_get tag "$cfg" tag
+ add_tag() {
+ mtags="${mtags}tag:$1,"
+ }
+ config_list_foreach "$cfg" match_tag add_tag
+
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
if [ $DNSMASQ_DHCP_VER -eq 6 ]; then
addrs="${ip:+,$ip}${hostid:+,[::$hostid]}"
- xappend "--dhcp-host=$macs${duids:+,$duids}$hosttag$addrs$nametime"
+ xappend "--dhcp-host=$mtags$macs${duids:+,$duids}$hosttag$addrs$nametime"
else
- xappend "--dhcp-host=$macs$hosttag${ip:+,$ip}$nametime"
+ xappend "--dhcp-host=$mtags$macs$hosttag${ip:+,$ip}$nametime"
fi
}
dnsmasq_start()
{
local cfg="$1"
- local disabled user_dhcpscript
+ local disabled user_dhcpscript logfacility
local resolvfile resolvdir localuse=0
config_get_bool disabled "$cfg" disabled 0
[ "$disabled" -gt 0 ] && return 0
- # reset list of DOMAINS and DNS servers (for each dnsmasq instance)
+ # reset list of DOMAINS, DNS servers and EXTRA mounts (for each dnsmasq instance)
DNS_SERVERS=""
DOMAIN=""
+ EXTRA_MOUNT=""
CONFIGFILE="${BASECONFIGFILE}.${cfg}"
CONFIGFILE_TMP="${CONFIGFILE}.$$"
HOSTFILE="${BASEHOSTFILE}.${cfg}"
HOSTFILE_TMP="${HOSTFILE}.$$"
+ HOSTFILE_DIR="$(dirname "$HOSTFILE")"
BASEDHCPSTAMPFILE_CFG="${BASEDHCPSTAMPFILE}.${cfg}"
# before we can call xappend
+ umask u=rwx,g=rx,o=rx
mkdir -p /var/run/dnsmasq/
mkdir -p $(dirname $CONFIGFILE)
- mkdir -p $(dirname $HOSTFILE)
+ mkdir -p "$HOSTFILE_DIR"
mkdir -p /var/lib/misc
chown dnsmasq:dnsmasq /var/run/dnsmasq
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 "$cfg" ubus "--enable-ubus" 1
+
+ local instance_name="dnsmasq.$cfg"
+ if [ "$cfg" = "$DEFAULT_INSTANCE" ]; then
+ instance_name="dnsmasq"
+ fi
+ config_get_bool dbus "$cfg" "dbus" 0
+ [ $dbus -gt 0 ] && xappend "--enable-dbus=uk.org.thekelleys.$instance_name"
+ config_get_bool ubus "$cfg" "ubus" 1
+ [ $ubus -gt 0 ] && xappend "--enable-ubus=$instance_name"
+
append_bool "$cfg" expandhosts "--expand-hosts"
config_get tftp_root "$cfg" "tftp_root"
[ -n "$tftp_root" ] && mkdir -p "$tftp_root" && append_bool "$cfg" enable_tftp "--enable-tftp"
append_bool "$cfg" scriptarp "--script-arp"
append_parm "$cfg" logfacility "--log-facility"
-
+ config_get logfacility "$cfg" "logfacility"
append_parm "$cfg" cachesize "--cache-size"
append_parm "$cfg" dnsforwardmax "--dns-forward-max"
append_parm "$cfg" port "--port"
append_parm "$cfg" "minport" "--min-port"
append_parm "$cfg" "maxport" "--max-port"
append_parm "$cfg" "domain" "--domain"
- append_parm "$cfg" "local" "--server"
+ append_parm "$cfg" "local" "--local"
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" "interface" append_interface
config_list_foreach "$cfg" "notinterface" append_notinterface
}
+ config_get_bool ignore_hosts_dir "$cfg" ignore_hosts_dir 0
+ if [ "$ignore_hosts_dir" = "1" ]; then
+ xappend "--addn-hosts=$HOSTFILE"
+ append EXTRA_MOUNT "$HOSTFILE"
+ else
+ xappend "--addn-hosts=$HOSTFILE_DIR"
+ append EXTRA_MOUNT "$HOSTFILE_DIR"
+ fi
config_list_foreach "$cfg" "addnhosts" append_addnhosts
config_list_foreach "$cfg" "bogusnxdomain" append_bogusnxdomain
append_parm "$cfg" "leasefile" "--dhcp-leasefile" "/tmp/dhcp.leases"
- append_parm "$cfg" "serversfile" "--servers-file"
+
+ local serversfile
+ config_get serversfile "$cfg" "serversfile"
+ [ -n "$serversfile" ] && {
+ xappend "--servers-file=$serversfile"
+ append EXTRA_MOUNT "$serversfile"
+ }
+
append_parm "$cfg" "tftp_root" "--tftp-root"
append_parm "$cfg" "dhcp_boot" "--dhcp-boot"
append_parm "$cfg" "local_ttl" "--local-ttl"
xappend "--dhcp-broadcast=tag:needs-broadcast"
- config_get_bool ignore_hosts_dir "$cfg" ignore_hosts_dir 0
- if [ "$ignore_hosts_dir" = "1" ]; then
- xappend "--addn-hosts=$HOSTFILE"
- else
- xappend "--addn-hosts=$(dirname $HOSTFILE)"
- fi
config_get dnsmasqconfdir "$cfg" confdir "/tmp/dnsmasq.d"
xappend "--conf-dir=$dnsmasqconfdir"
[ -n "$user_dhcpscript" ] && procd_set_param env USER_DHCPSCRIPT="$user_dhcpscript"
procd_set_param respawn
+ local instance_ifc instance_netdev
+ config_get instance_ifc "$cfg" interface
+ [ -n "$instance_ifc" ] && network_get_device instance_netdev "$instance_ifc" &&
+ [ -n "$instance_netdev" ] && procd_set_param netdev $instance_netdev
+
procd_add_jail dnsmasq ubus log
- procd_add_jail_mount $CONFIGFILE $TRUSTANCHORSFILE $HOSTFILE $RFC6761FILE $DHCPBOGUSHOSTNAMEFILE /etc/passwd /etc/group /etc/TZ /dev/null /dev/urandom $dnsmasqconffile $dnsmasqconfdir $resolvdir $user_dhcpscript /etc/hosts /etc/ethers /sbin/hotplug-call $EXTRA_MOUNT $DHCPSCRIPT
+ procd_add_jail_mount $CONFIGFILE $DHCPBOGUSHOSTNAMEFILE $DHCPSCRIPT $DHCPSCRIPT_DEPENDS
+ procd_add_jail_mount $EXTRA_MOUNT $RFC6761FILE $TRUSTANCHORSFILE
+ procd_add_jail_mount $dnsmasqconffile $dnsmasqconfdir $resolvdir $user_dhcpscript
+ procd_add_jail_mount /etc/passwd /etc/group /etc/TZ /etc/hosts /etc/ethers
procd_add_jail_mount_rw /var/run/dnsmasq/ $leasefile
+ case "$logfacility" in */*)
+ [ ! -e "$logfacility" ] && touch "$logfacility"
+ procd_add_jail_mount_rw "$logfacility"
+ esac
procd_close_instance
}
start_service() {
local instance="$1"
local instance_found=0
+ local first_instance=""
. /lib/functions/network.sh
if [ -n "$instance" ] && [ "$instance" = "$name" ]; then
instance_found=1
fi
+ if [ -z "$DEFAULT_INSTANCE" ]; then
+ local disabled
+ config_get_bool disabled "$name" disabled 0
+ if [ "$disabled" -eq 0 ]; then
+ # First enabled section will be assigned default instance name.
+ # Unnamed sections get precedence over named sections.
+ if expr "$cfg" : 'cfg[0-9a-f]*$' >/dev/null = "9"; then # See uci_fixup_section.
+ DEFAULT_INSTANCE="$name" # Unnamed config section.
+ elif [ -z "$first_instance" ]; then
+ first_instance="$name"
+ fi
+ fi
+ fi
fi
}
+ DEFAULT_INSTANCE=""
config_load dhcp
+ if [ -z "$DEFAULT_INSTANCE" ]; then
+ DEFAULT_INSTANCE="$first_instance" # No unnamed config section was found.
+ fi
if [ -n "$instance" ]; then
[ "$instance_found" -gt 0 ] || return
projects / openwrt / staging / mkresin.git / blobdiff