DNSMASQ_DHCP_VER=4
-dnsmasq_features="$(dnsmasq --version | grep -m1 'Compile time options:' | cut -d: -f2) "
-[ "${dnsmasq_features#* DHCP }" = "$dnsmasq_features" ] || dnsmasq_has_dhcp=1
-[ "${dnsmasq_features#* DHCPv6 }" = "$dnsmasq_features" ] || dnsmasq_has_dhcp6=1
-[ "${dnsmasq_features#* DNSSEC }" = "$dnsmasq_features" ] || dnsmasq_has_dnssec=1
-[ "${dnsmasq_features#* TFTP }" = "$dnsmasq_features" ] || dnsmasq_has_tftp=1
-[ "${dnsmasq_features#* ipset }" = "$dnsmasq_features" ] || dnsmasq_has_ipset=1
dnsmasq_ignore_opt() {
local opt="$1"
+ if [ -z "$dnsmasq_features" ]; then
+ dnsmasq_features="$(dnsmasq --version | grep -m1 'Compile time options:' | cut -d: -f2) "
+ [ "${dnsmasq_features#* DHCP }" = "$dnsmasq_features" ] || dnsmasq_has_dhcp=1
+ [ "${dnsmasq_features#* DHCPv6 }" = "$dnsmasq_features" ] || dnsmasq_has_dhcp6=1
+ [ "${dnsmasq_features#* DNSSEC }" = "$dnsmasq_features" ] || dnsmasq_has_dnssec=1
+ [ "${dnsmasq_features#* TFTP }" = "$dnsmasq_features" ] || dnsmasq_has_tftp=1
+ [ "${dnsmasq_features#* ipset }" = "$dnsmasq_features" ] || dnsmasq_has_ipset=1
+ fi
+
case "$opt" in
dhcp-duid|\
ra-param)
bootp-*|\
pxe-*)
[ -z "$dnsmasq_has_dhcp" ] ;;
- dnssec-*|\
+ dnssec*|\
trust-anchor)
- [ -z "$dnsmasq_has_dnssec" ] ;;
+ if [ -z "$dnsmasq_has_dnssec" ]; then
+ echo "dnsmasq: \"$opt\" requested, but dnssec support is not available" >&2
+ exit 1
+ fi
+ return 1
+ ;;
tftp-*)
[ -z "$dnsmasq_has_tftp" ] ;;
ipset)
[ -s "$stamp" ] && return $(cat "$stamp")
- # If there's no carrier yet, skip this interface.
+ # If interface is down, skip it.
# The init script will be called again once the link is up
- case "$(devstatus "$ifname" | jsonfilter -e @.carrier)" in
+ case "$(devstatus "$ifname" | jsonfilter -e @.up)" in
false) return 1;;
esac
udhcpc -n -q -s /bin/true -t 1 -i "$ifname" >&- && rv=1 || rv=0
- [ $rv -eq 1 ] && \
- logger -t dnsmasq \
- "found already running DHCP-server on interface '$ifname'" \
- "refusing to start, use 'option force 1' to override"
-
echo $rv > "$stamp"
return $rv
}
xappend "--ipset=$1"
}
+append_connmark_allowlist() {
+ xappend "--connmark-allowlist=$1"
+}
+
append_interface() {
network_get_device ifname "$1" || ifname="$1"
xappend "--interface=$ifname"
# use entry when no instance entry set, or if it matches
config_get found_cfg "$cfg" "instance"
- if [ -z "$found_cfg" -o "$found_cfg" = "$match_cfg" ]; then
+ if [ -z "$found_cfg" ] || [ "$found_cfg" = "$match_cfg" ]; then
$func $cfg
fi
}
config_get ip "$cfg" ip
config_get hostid "$cfg" hostid
- [ -n "$ip" -o -n "$name" -o -n "$hostid" ] || return 0
+ [ -z "$ip" ] && [ -z "$name" ] && [ -z "$hostid" ] && return 0
config_get_bool dns "$cfg" dns 0
- [ "$dns" = "1" -a -n "$ip" -a -n "$name" ] && {
+ [ "$dns" = "1" ] && [ -n "$ip" ] && [ -n "$name" ] && {
echo "$ip $name${DOMAIN:+.$DOMAIN}" >> $HOSTFILE_TMP
}
for m in $mac; do append macs "$m" ","; done
fi
- if [ $DNSMASQ_DHCP_VER -eq 6 -a -n "$duid" ]; then
+ if [ $DNSMASQ_DHCP_VER -eq 6 ] && [ -n "$duid" ]; then
# --dhcp-host=id:00:03:00:01:12:00:00:01:02:03,[::beef],lap
# one (virtual) machine gets one DUID per RFC3315
duids="id:${duid// */}"
fi
- if [ -z "$macs" -a -z "$duids" ]; then
+ if [ -z "$macs" ] && [ -z "$duids" ]; then
# --dhcp-host=lap,192.168.0.199,[::beef]
[ -n "$name" ] || return 0
macs="$name"
dhcp_domain_add "" "$routername" "$lanaddr"
fi
- if [ -n "$ulaprefix" -a -n "$lanaddrs6" ] ; then
+ if [ -n "$ulaprefix" ] && [ -n "$lanaddrs6" ] ; then
for lanaddr6 in $lanaddrs6 ; do
case "$lanaddr6" in
"${ulaprefix%%:/*}"*)
config_get servername "$cfg" servername
config_get serveraddress "$cfg" serveraddress
- [ -n "$serveraddress" -a ! -n "$servername" ] && return 0
+ [ -n "$serveraddress" ] && [ ! -n "$servername" ] && return 0
xappend "--dhcp-boot=${networkid:+net:$networkid,}${filename}${servername:+,$servername}${serveraddress:+,$serveraddress}"
#check for an already active dhcp server on the interface, unless 'force' is set
config_get_bool force "$cfg" force 0
- [ $force -gt 0 ] || dhcp_check "$ifname" || return 0
+ [ $force -gt 0 ] || dhcp_check "$ifname" || {
+ logger -t dnsmasq \
+ "found already running DHCP-server on interface '$ifname'" \
+ "refusing to start, use 'option force 1' to override"
+ return 0
+ }
config_get start "$cfg" start 100
config_get limit "$cfg" limit 150
fi
- if [ $DNSMASQ_DHCP_VER -eq 6 -a "$ra" = "server" ] ; then
+ if [ $DNSMASQ_DHCP_VER -eq 6 ] && [ "$ra" = "server" ] ; then
# Note: dnsmasq cannot just be a DHCPv6 server (all-in-1)
# and let some other machine(s) send RA pointing to it.
fi
}
+dnsmasq_ipset_add() {
+ local cfg="$1"
+ local ipsets domains
+
+ add_ipset() {
+ ipsets="${ipsets:+$ipsets,}$1"
+ }
+
+ add_domain() {
+ # leading '/' is expected
+ domains="$domains/$1"
+ }
+
+ config_list_foreach "$cfg" "name" add_ipset
+ config_list_foreach "$cfg" "domain" add_domain
+
+ if [ -z "$ipsets" ] || [ -z "$domains" ]; then
+ return 0
+ fi
+
+ xappend "--ipset=$domains/$ipsets"
+}
+
dnsmasq_start()
{
local cfg="$1"
local disabled user_dhcpscript
- local resolvfile localuse=0
+ local resolvfile resolvdir localuse=0
config_get_bool disabled "$cfg" disabled 0
[ "$disabled" -gt 0 ] && return 0
$PROG --version | grep -osqE "^Compile time options:.* DHCPv6( |$)" && DHCPv6CAPABLE=1 || DHCPv6CAPABLE=0
- if [ -x /usr/sbin/odhcpd -a -x /etc/init.d/odhcpd ] ; then
+ if [ -x /usr/sbin/odhcpd ] && [ -x /etc/init.d/odhcpd ] ; then
local odhcpd_is_main odhcpd_is_enabled
config_get odhcpd_is_main odhcpd maindhcp 0
/etc/init.d/odhcpd enabled && odhcpd_is_enabled=1 || odhcpd_is_enabled=0
- if [ "$odhcpd_is_enabled" -eq 0 -a "$DHCPv6CAPABLE" -eq 1 ] ; then
+ if [ "$odhcpd_is_enabled" -eq 0 ] && [ "$DHCPv6CAPABLE" -eq 1 ] ; then
# DHCP V4 and V6 in DNSMASQ
DNSMASQ_DHCP_VER=6
elif [ "$odhcpd_is_main" -gt 0 ] ; then
if [ -x /etc/init.d/dhcpd ] ; then
/etc/init.d/dhcpd enabled && DNSMASQ_DHCP_VER=0
fi
- if [ -x /etc/init.d/dhcpd6 -a "$DNSMASQ_DHCP_VER" -gt 0 ] ; then
+ if [ -x /etc/init.d/dhcpd6 ] && [ "$DNSMASQ_DHCP_VER" -gt 0 ] ; then
/etc/init.d/dhcpd6 enabled && DNSMASQ_DHCP_VER=4
fi
fi
append_bool "$cfg" allservers "--all-servers"
append_bool "$cfg" noping "--no-ping"
append_bool "$cfg" rapidcommit "--dhcp-rapid-commit"
+ append_bool "$cfg" scriptarp "--script-arp"
append_parm "$cfg" logfacility "--log-facility"
config_list_foreach "$cfg" "rev_server" append_rev_server
config_list_foreach "$cfg" "address" append_address
config_list_foreach "$cfg" "ipset" append_ipset
+
+ local connmark_allowlist_enable
+ config_get connmark_allowlist_enable "$cfg" connmark_allowlist_enable 0
+ [ "$connmark_allowlist_enable" -gt 0 ] && {
+ append_parm "$cfg" "connmark_allowlist_enable" "--connmark-allowlist-enable"
+ config_list_foreach "$cfg" "connmark_allowlist" append_connmark_allowlist
+ }
+
[ -n "$BOOT" ] || {
config_list_foreach "$cfg" "interface" append_interface
config_list_foreach "$cfg" "notinterface" append_notinterface
append_parm "$cfg" "min_cache_ttl" "--min-cache-ttl"
append_parm "$cfg" "max_cache_ttl" "--max-cache-ttl"
append_parm "$cfg" "pxe_prompt" "--pxe-prompt"
+ append_parm "$cfg" "tftp_unique_root" "--tftp-unique-root"
config_list_foreach "$cfg" "pxe_service" append_pxe_service
config_get DOMAIN "$cfg" domain
config_get user_dhcpscript $cfg dhcpscript
if has_handler || [ -n "$user_dhcpscript" ]; then
xappend "--dhcp-script=$DHCPSCRIPT"
+ xappend "--script-arp"
fi
config_get leasefile $cfg leasefile "/tmp/dhcp.leases"
- [ -n "$leasefile" -a \! -e "$leasefile" ] && touch "$leasefile"
+ [ -n "$leasefile" ] && [ ! -e "$leasefile" ] && touch "$leasefile"
config_get_bool cachelocal "$cfg" cachelocal 1
config_get_bool noresolv "$cfg" noresolv 0
if [ "$noresolv" != "1" ]; then
- config_get resolvfile "$cfg" resolvfile /tmp/resolv.conf.auto
- [ -n "$resolvfile" -a ! -e "$resolvfile" ] && touch "$resolvfile"
+ config_get resolvfile "$cfg" resolvfile /tmp/resolv.conf.d/resolv.conf.auto
+ [ -n "$resolvfile" ] && [ ! -e "$resolvfile" ] && touch "$resolvfile"
xappend "--resolv-file=$resolvfile"
- [ "$resolvfile" = "/tmp/resolv.conf.auto" ] && localuse=1
+ [ "$resolvfile" = "/tmp/resolv.conf.d/resolv.conf.auto" ] && localuse=1
+ resolvdir="$(dirname "$resolvfile")"
fi
config_get_bool localuse "$cfg" localuse "$localuse"
xappend "--conf-file=$TRUSTANCHORSFILE"
xappend "--dnssec"
[ -x /etc/init.d/sysntpd ] && {
- /etc/init.d/sysntpd enabled
- [ "$?" -ne 0 -o "$(uci_get system.ntp.enabled)" = "1" ] && {
+ if /etc/init.d/sysntpd enabled || [ "$(uci_get system.ntp.enabled)" = "1" ] ; then
[ -f "$TIMEVALIDFILE" ] || xappend "--dnssec-no-timecheck"
- }
+ fi
}
- append_bool "$cfg" dnsseccheckunsigned "--dnssec-check-unsigned"
+ config_get_bool dnsseccheckunsigned "$cfg" dnsseccheckunsigned 1
+ [ "$dnsseccheckunsigned" -eq 0 ] && xappend "--dnssec-check-unsigned=no"
}
config_get addmac "$cfg" addmac 0
xappend "--dhcp-broadcast=tag:needs-broadcast"
- xappend "--addn-hosts=$(dirname $HOSTFILE)"
+ config_get_bool ignore_hosts_dir "$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=$dnsmasqconfdir"
config_foreach filter_dnsmasq cname dhcp_cname_add "$cfg"
echo >> $CONFIGFILE_TMP
+ echo >> $CONFIGFILE_TMP
+ config_foreach filter_dnsmasq ipset dnsmasq_ipset_add "$cfg"
+ echo >> $CONFIGFILE_TMP
+
echo >> $CONFIGFILE_TMP
mv -f $CONFIGFILE_TMP $CONFIGFILE
mv -f $HOSTFILE_TMP $HOSTFILE
echo "search $DOMAIN" >> /tmp/resolv.conf
}
DNS_SERVERS="$DNS_SERVERS 127.0.0.1"
+ [ -e /proc/sys/net/ipv6 ] && DNS_SERVERS="$DNS_SERVERS ::1"
for DNS_SERVER in $DNS_SERVERS ; do
echo "nameserver $DNS_SERVER" >> /tmp/resolv.conf
done
procd_set_param respawn
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 $resolvfile $user_dhcpscript /etc/hosts /etc/ethers /sbin/hotplug-call $EXTRA_MOUNT $DHCPSCRIPT
+ 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_rw /var/run/dnsmasq/ $leasefile
procd_close_instance
config_get_bool noresolv "$cfg" noresolv 0
config_get resolvfile "$cfg" "resolvfile"
- [ "$noresolv" = 0 -a "$resolvfile" = "/tmp/resolv.conf.auto" ] && localuse=1
+ [ "$noresolv" = 0 ] && [ "$resolvfile" = "/tmp/resolv.conf.d/resolv.conf.auto" ] && localuse=1
config_get_bool localuse "$cfg" localuse "$localuse"
- [ "$localuse" -gt 0 ] && ln -sf "/tmp/resolv.conf.auto" /tmp/resolv.conf
+ [ "$localuse" -gt 0 ] && ln -sf "/tmp/resolv.conf.d/resolv.conf.auto" /tmp/resolv.conf
rm -f ${BASEDHCPSTAMPFILE}.${cfg}.*.dhcp
}
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
+ [ -n "$interface" ] && [ $ignore -eq 0 ] && procd_add_interface_trigger "interface.*" "$interface" /etc/init.d/dnsmasq reload
}
service_triggers()
local type="$1"
local name="$2"
if [ "$type" = "dnsmasq" ]; then
- if [ -n "$instance" -a "$instance" = "$name" ]; then
+ if [ -n "$instance" ] && [ "$instance" = "$name" ]; then
instance_found=1
fi
fi
local type="$1"
local name="$2"
if [ "$type" = "dnsmasq" ]; then
- if [ -n "$instance" -a "$instance" = "$name" ]; then
+ if [ -n "$instance" ] && [ "$instance" = "$name" ]; then
instance_found=1
fi
fi