package/network/services/dnsmasq/files/dnsmasq.init

   1 #!/bin/sh /etc/rc.common
   2 # Copyright (C) 2007-2012 OpenWrt.org
   3
   4 START=60
   5
   6 USE_PROCD=1
   7 PROG=/usr/sbin/dnsmasq
   8
   9 DNS_SERVERS=""
  10 DOMAIN=""
  11
  12 ADD_LOCAL_DOMAIN=1
  13 ADD_LOCAL_HOSTNAME=1
  14
  15 CONFIGFILE="/var/etc/dnsmasq.conf"
  16 CONFIGFILE_TMP="/var/etc/dnsmasq.conf.$$"
  17 HOSTFILE="/tmp/hosts/dhcp"
  18 TRUSTANCHORSFILE="/usr/share/dnsmasq/trust-anchors.conf"
  19 TIMESTAMPFILE="/etc/dnsmasq.time"
  20 TIMEVALIDFILE="/var/state/dnsmasqsec"
  21
  22 xappend() {
  23         local value="$1"
  24
  25         echo "${value#--}" >> $CONFIGFILE_TMP
  26 }
  27
  28 hex_to_hostid() {
  29         local var="$1"
  30         local hex="${2#0x}"     # strip optional "0x" prefix
  31
  32         if [ -n "${hex//[0-9a-fA-F]/}" ]; then
  33                 # is invalid hex literal
  34                 return 1
  35         fi
  36
  37         # convert into host id
  38         export "$var=$(
  39                 printf "%0x:%0x"  \
  40                         $(((0x$hex >> 16) % 65536)) \
  41                         $(( 0x$hex        % 256))
  42         )"
  43
  44         return 0
  45 }
  46
  47 dhcp_calc() {
  48         local ip="$1"
  49         local res=0
  50
  51         while [ -n "$ip" ]; do
  52                 part="${ip%%.*}"
  53                 res="$(($res * 256))"
  54                 res="$(($res + $part))"
  55                 [ "${ip%.*}" != "$ip" ] && ip="${ip#*.}" || ip=
  56         done
  57         echo "$res"
  58 }
  59
  60 dhcp_check() {
  61         local ifname="$1"
  62         local stamp="/var/run/dnsmasq.$ifname.dhcp"
  63         local rv=0
  64
  65         [ -s "$stamp" ] && return $(cat "$stamp")
  66
  67         udhcpc -n -q -s /bin/true -t 1 -i "$ifname" >&- && rv=1 || rv=0
  68
  69         [ $rv -eq 1 ] && \
  70                 logger -t dnsmasq \
  71                         "found already running DHCP-server on interface '$ifname'" \
  72                         "refusing to start, use 'option force 1' to override"
  73
  74         echo $rv > "$stamp"
  75         return $rv
  76 }
  77
  78 log_once() {
  79         pidof dnsmasq >/dev/null || \
  80                 logger -t dnsmasq "$@"
  81 }
  82
  83 append_bool() {
  84         local section="$1"
  85         local option="$2"
  86         local value="$3"
  87         local _loctmp
  88         config_get_bool _loctmp "$section" "$option" 0
  89         [ $_loctmp -gt 0 ] && xappend "$value"
  90 }
  91
  92 append_parm() {
  93         local section="$1"
  94         local option="$2"
  95         local switch="$3"
  96         local default="$4"
  97         local _loctmp
  98         config_get _loctmp "$section" "$option" "$default"
  99         [ -z "$_loctmp" ] && return 0
 100         xappend "$switch=$_loctmp"
 101 }
 102
 103 append_server() {
 104         xappend "--server=$1"
 105 }
 106
 107 append_address() {
 108         xappend "--address=$1"
 109 }
 110
 111 append_ipset() {
 112         xappend "--ipset=$1"
 113 }
 114
 115 append_interface() {
 116         local ifname=$(uci_get_state network "$1" ifname "$1")
 117         xappend "--interface=$ifname"
 118 }
 119
 120 append_notinterface() {
 121         local ifname=$(uci_get_state network "$1" ifname "$1")
 122         xappend "--except-interface=$ifname"
 123 }
 124
 125 append_addnhosts() {
 126         xappend "--addn-hosts=$1"
 127 }
 128
 129 append_bogusnxdomain() {
 130         xappend "--bogus-nxdomain=$1"
 131 }
 132
 133 append_pxe_service() {
 134         xappend "--pxe-service=$1"
 135 }
 136
 137 dnsmasq() {
 138         local cfg="$1"
 139         append_bool "$cfg" authoritative "--dhcp-authoritative"
 140         append_bool "$cfg" nodaemon "--no-daemon"
 141         append_bool "$cfg" domainneeded "--domain-needed"
 142         append_bool "$cfg" filterwin2k "--filterwin2k"
 143         append_bool "$cfg" nohosts "--no-hosts"
 144         append_bool "$cfg" nonegcache "--no-negcache"
 145         append_bool "$cfg" strictorder "--strict-order"
 146         append_bool "$cfg" logqueries "--log-queries=extra"
 147         append_bool "$cfg" noresolv "--no-resolv"
 148         append_bool "$cfg" localise_queries "--localise-queries"
 149         append_bool "$cfg" readethers "--read-ethers"
 150         append_bool "$cfg" dbus "--enable-dbus"
 151         append_bool "$cfg" boguspriv "--bogus-priv"
 152         append_bool "$cfg" expandhosts "--expand-hosts"
 153         config_get tftp_root "$cfg" "tftp_root"
 154         [ -d "$tftp_root" ] && append_bool "$cfg" enable_tftp "--enable-tftp"
 155         append_bool "$cfg" tftp_no_fail "--tftp-no-fail"
 156         append_bool "$cfg" nonwildcard "--bind-dynamic"
 157         append_bool "$cfg" fqdn "--dhcp-fqdn"
 158         append_bool "$cfg" proxydnssec "--proxy-dnssec"
 159         append_bool "$cfg" localservice "--local-service"
 160         append_bool "$cfg" quietdhcp "--quiet-dhcp"
 161         append_bool "$cfg" sequential_ip "--dhcp-sequential-ip"
 162         append_bool "$cfg" allservers "--all-servers"
 163         append_bool "$cfg" noping "--no-ping"
 164
 165         append_parm "$cfg" dhcpscript "--dhcp-script"
 166         append_parm "$cfg" cachesize "--cache-size"
 167         append_parm "$cfg" dnsforwardmax "--dns-forward-max"
 168         append_parm "$cfg" port "--port"
 169         append_parm "$cfg" ednspacket_max "--edns-packet-max"
 170         append_parm "$cfg" dhcpleasemax "--dhcp-lease-max"
 171         append_parm "$cfg" "queryport" "--query-port"
 172         append_parm "$cfg" "minport" "--min-port"
 173         append_parm "$cfg" "maxport" "--max-port"
 174         append_parm "$cfg" "domain" "--domain"
 175         append_parm "$cfg" "local" "--server"
 176         config_list_foreach "$cfg" "server" append_server
 177         config_list_foreach "$cfg" "address" append_address
 178         config_list_foreach "$cfg" "ipset" append_ipset
 179         config_list_foreach "$cfg" "interface" append_interface
 180         config_list_foreach "$cfg" "notinterface" append_notinterface
 181         config_list_foreach "$cfg" "addnhosts" append_addnhosts
 182         config_list_foreach "$cfg" "bogusnxdomain" append_bogusnxdomain
 183         append_parm "$cfg" "leasefile" "--dhcp-leasefile" "/tmp/dhcp.leases"
 184         append_parm "$cfg" "resolvfile" "--resolv-file" "/tmp/resolv.conf.auto"
 185         append_parm "$cfg" "serversfile" "--servers-file"
 186         append_parm "$cfg" "tftp_root" "--tftp-root"
 187         append_parm "$cfg" "dhcp_boot" "--dhcp-boot"
 188         append_parm "$cfg" "local_ttl" "--local-ttl"
 189         append_parm "$cfg" "pxe_prompt" "--pxe-prompt"
 190         config_list_foreach "$cfg" "pxe_service" append_pxe_service
 191         config_get DOMAIN "$cfg" domain
 192
 193         config_get_bool ADD_LOCAL_DOMAIN "$cfg" add_local_domain 1
 194         config_get_bool ADD_LOCAL_HOSTNAME "$cfg" add_local_hostname 1
 195
 196         config_get_bool readethers "$cfg" readethers
 197         [ "$readethers" = "1" -a \! -e "/etc/ethers" ] && touch /etc/ethers
 198
 199         config_get leasefile $cfg leasefile "/tmp/dhcp.leases"
 200         [ -n "$leasefile" -a \! -e "$leasefile" ] && touch "$leasefile"
 201         config_get_bool cachelocal "$cfg" cachelocal 1
 202
 203         config_get_bool noresolv "$cfg" noresolv 0
 204         if [ "$noresolv" != "1" ]; then
 205                 config_get resolvfile "$cfg" resolvfile "/tmp/resolv.conf.auto"
 206                 # So jail doesn't complain if file missing
 207                 [ -n "$resolvfile" -a \! -e "$resolvfile" ] && touch "$resolvfile"
 208         fi
 209
 210         config_get hostsfile "$cfg" dhcphostsfile
 211         [ -e "$hostsfile" ] && xappend "--dhcp-hostsfile=$hostsfile"
 212
 213         local rebind
 214         config_get_bool rebind "$cfg" rebind_protection 1
 215         [ $rebind -gt 0 ] && {
 216                 log_once \
 217                         "DNS rebinding protection is active," \
 218                         "will discard upstream RFC1918 responses!"
 219                 xappend "--stop-dns-rebind"
 220
 221                 local rebind_localhost
 222                 config_get_bool rebind_localhost "$cfg" rebind_localhost 0
 223                 [ $rebind_localhost -gt 0 ] && {
 224                         log_once "Allowing 127.0.0.0/8 responses"
 225                         xappend "--rebind-localhost-ok"
 226                 }
 227
 228                 append_rebind_domain() {
 229                         log_once "Allowing RFC1918 responses for domain $1"
 230                         xappend "--rebind-domain-ok=$1"
 231                 }
 232
 233                 config_list_foreach "$cfg" rebind_domain append_rebind_domain
 234         }
 235
 236         config_get_bool dnssec "$cfg" dnssec 0
 237         [ "$dnssec" -gt 0 ] && {
 238                 xappend "--conf-file=$TRUSTANCHORSFILE"
 239                 xappend "--dnssec"
 240                 [ -x /etc/init.d/sysntpd ] && {
 241                         /etc/init.d/sysntpd enabled
 242                         [ "$?" -ne 0 -o "$(uci_get system.ntp.enabled)" = "1" ] && {
 243                                 [ -f "$TIMEVALIDFILE" ] || xappend "--dnssec-no-timecheck"
 244                         }
 245                 }
 246                 append_bool "$cfg" dnsseccheckunsigned "--dnssec-check-unsigned"
 247         }
 248
 249         dhcp_option_add "$cfg" "" 0
 250
 251         xappend "--dhcp-broadcast=tag:needs-broadcast"
 252
 253         mkdir -p /tmp/hosts /tmp/dnsmasq.d
 254         xappend "--addn-hosts=/tmp/hosts"
 255         xappend "--conf-dir=/tmp/dnsmasq.d"
 256         xappend "--user=dnsmasq"
 257         xappend "--group=dnsmasq"
 258
 259         echo >> $CONFIGFILE_TMP
 260
 261         config_get_bool enable_tftp "$cfg" enable_tftp 0
 262         [ "$enable_tftp" -gt 0 ] && {
 263                 config_get tftp_root "$cfg" tftp_root
 264                 append EXTRA_MOUNT $tftp_root
 265         }
 266 }
 267
 268 dhcp_subscrid_add() {
 269         local cfg="$1"
 270
 271         config_get networkid "$cfg" networkid
 272         [ -n "$networkid" ] || return 0
 273
 274         config_get subscriberid "$cfg" subscriberid
 275         [ -n "$subscriberid" ] || return 0
 276
 277         xappend "--dhcp-subscrid=$networkid,$subscriberid"
 278
 279         config_get_bool force "$cfg" force 0
 280
 281         dhcp_option_add "$cfg" "$networkid" "$force"
 282 }
 283
 284 dhcp_remoteid_add() {
 285         local cfg="$1"
 286
 287         config_get networkid "$cfg" networkid
 288         [ -n "$networkid" ] || return 0
 289
 290         config_get remoteid "$cfg" remoteid
 291         [ -n "$remoteid" ] || return 0
 292
 293         xappend "--dhcp-remoteid=$networkid,$remoteid"
 294
 295         config_get_bool force "$cfg" force 0
 296
 297         dhcp_option_add "$cfg" "$networkid" "$force"
 298 }
 299
 300 dhcp_circuitid_add() {
 301         local cfg="$1"
 302
 303         config_get networkid "$cfg" networkid
 304         [ -n "$networkid" ] || return 0
 305
 306         config_get circuitid "$cfg" circuitid
 307         [ -n "$circuitid" ] || return 0
 308
 309         xappend "--dhcp-circuitid=$networkid,$circuitid"
 310
 311         config_get_bool force "$cfg" force 0
 312
 313         dhcp_option_add "$cfg" "$networkid" "$force"
 314 }
 315
 316 dhcp_userclass_add() {
 317         local cfg="$1"
 318
 319         config_get networkid "$cfg" networkid
 320         [ -n "$networkid" ] || return 0
 321
 322         config_get userclass "$cfg" userclass
 323         [ -n "$userclass" ] || return 0
 324
 325         xappend "--dhcp-userclass=$networkid,$userclass"
 326
 327         config_get_bool force "$cfg" force 0
 328
 329         dhcp_option_add "$cfg" "$networkid" "$force"
 330 }
 331
 332 dhcp_vendorclass_add() {
 333         local cfg="$1"
 334
 335         config_get networkid "$cfg" networkid
 336         [ -n "$networkid" ] || return 0
 337
 338         config_get vendorclass "$cfg" vendorclass
 339         [ -n "$vendorclass" ] || return 0
 340
 341         xappend "--dhcp-vendorclass=$networkid,$vendorclass"
 342
 343         config_get_bool force "$cfg" force 0
 344
 345         dhcp_option_add "$cfg" "$networkid" "$force"
 346 }
 347
 348 dhcp_host_add() {
 349         local cfg="$1"
 350
 351         config_get_bool force "$cfg" force 0
 352
 353         config_get networkid "$cfg" networkid
 354         [ -n "$networkid" ] && dhcp_option_add "$cfg" "$networkid" "$force"
 355
 356         config_get_bool enable "$cfg" enable 1
 357         [ "$enable" = "0" ] && return 0
 358
 359         config_get name "$cfg" name
 360         config_get ip "$cfg" ip
 361         [ -n "$ip" -o -n "$name" ] || return 0
 362
 363         config_get_bool dns "$cfg" dns 0
 364         [ "$dns" = "1" -a -n "$ip" -a -n "$name" ] && {
 365                 echo "$ip $name${DOMAIN:+.$DOMAIN}" >> $HOSTFILE
 366         }
 367
 368         config_get mac "$cfg" mac
 369         if [ -n "$mac" ]; then
 370                 # --dhcp-host=00:20:e0:3b:13:af,192.168.0.199,lap
 371                 macs=""
 372                 for m in $mac; do append macs "$m" ","; done
 373         else
 374                 # --dhcp-host=lap,192.168.0.199
 375                 [ -n "$name" ] || return 0
 376                 macs="$name"
 377                 name=""
 378         fi
 379
 380         config_get tag "$cfg" tag
 381
 382         if [ "$DHCPv6CAPABLE" -eq 1 ]; then
 383                 config_get hostid "$cfg" hostid
 384                 if [ -n "$hostid" ]; then
 385                         hex_to_hostid hostid "$hostid"
 386                 fi
 387         fi
 388
 389         config_get_bool broadcast "$cfg" broadcast 0
 390         [ "$broadcast" = "0" ] && broadcast=
 391
 392         config_get leasetime "$cfg" leasetime
 393
 394         xappend "--dhcp-host=$macs${networkid:+,net:$networkid}${broadcast:+,set:needs-broadcast}${tag:+,set:$tag}${ip:+,$ip${hostid:+,[::$hostid]}}${name:+,$name}${leasetime:+,$leasetime}"
 395 }
 396
 397 dhcp_tag_add() {
 398         local cfg="$1"
 399
 400         tag="$cfg"
 401
 402         [ -n "$tag" ] || return 0
 403
 404         config_get_bool force "$cfg" force 0
 405         [ "$force" = "0" ] && force=
 406
 407         config_get option "$cfg" dhcp_option
 408         for o in $option; do
 409                 xappend "--dhcp-option${force:+-force}=tag:$tag,$o"
 410         done
 411 }
 412
 413 dhcp_mac_add() {
 414         local cfg="$1"
 415
 416         config_get networkid "$cfg" networkid
 417         [ -n "$networkid" ] || return 0
 418
 419         config_get mac "$cfg" mac
 420         [ -n "$mac" ] || return 0
 421
 422         xappend "--dhcp-mac=$networkid,$mac"
 423
 424         dhcp_option_add "$cfg" "$networkid"
 425 }
 426
 427 dhcp_boot_add() {
 428         local cfg="$1"
 429
 430         config_get networkid "$cfg" networkid
 431
 432         config_get filename "$cfg" filename
 433         [ -n "$filename" ] || return 0
 434
 435         config_get servername "$cfg" servername
 436         config_get serveraddress "$cfg" serveraddress
 437
 438         [ -n "$serveraddress" -a ! -n "$servername" ] && return 0
 439
 440         xappend "--dhcp-boot=${networkid:+net:$networkid,}${filename}${servername:+,$servername}${serveraddress:+,$serveraddress}"
 441
 442         config_get_bool force "$cfg" force 0
 443
 444         dhcp_option_add "$cfg" "$networkid" "$force"
 445 }
 446
 447
 448 dhcp_add() {
 449         local cfg="$1"
 450         config_get net "$cfg" interface
 451         [ -n "$net" ] || return 0
 452
 453         config_get dhcpv4 "$cfg" dhcpv4
 454         [ "$dhcpv4" != "disabled" ] || return 0
 455
 456         config_get networkid "$cfg" networkid
 457         [ -n "$networkid" ] || networkid="$net"
 458
 459         network_get_subnet subnet "$net" || return 0
 460         network_get_device ifname "$net" || return 0
 461         network_get_protocol proto "$net" || return 0
 462
 463         [ "$cachelocal" = "0" ] && network_get_dnsserver dnsserver "$net" && {
 464                 DNS_SERVERS="$DNS_SERVERS $dnsserver"
 465         }
 466
 467         append_bool "$cfg" ignore "--no-dhcp-interface=$ifname" && return 0
 468
 469         # Do not support non-static interfaces for now
 470         [ static = "$proto" ] || return 0
 471
 472         # Override interface netmask with dhcp config if applicable
 473         config_get netmask "$cfg" netmask "${subnet##*/}"
 474
 475         #check for an already active dhcp server on the interface, unless 'force' is set
 476         config_get_bool force "$cfg" force 0
 477         [ $force -gt 0 ] || dhcp_check "$ifname" || return 0
 478
 479         config_get start "$cfg" start
 480         config_get limit "$cfg" limit
 481         config_get leasetime "$cfg" leasetime
 482         config_get options "$cfg" options
 483         config_get_bool dynamicdhcp "$cfg" dynamicdhcp 1
 484
 485         leasetime="${leasetime:-12h}"
 486         start="$(dhcp_calc "${start:-100}")"
 487         limit="${limit:-150}"
 488         [ "$limit" -gt 0 ] && limit=$((limit-1))
 489         eval "$(ipcalc.sh "${subnet%%/*}" $netmask $start $limit)"
 490         if [ "$dynamicdhcp" = "0" ]; then END="static"; fi
 491         xappend "--dhcp-range=$networkid,$START,$END,$NETMASK,$leasetime${options:+ $options}"
 492
 493         dhcp_option_add "$cfg" "$networkid"
 494 }
 495
 496 dhcp_option_add() {
 497         local cfg="$1"
 498         local networkid="$2"
 499         local force="$3"
 500
 501         [ "$force" = "0" ] && force=
 502
 503         config_get dhcp_option "$cfg" dhcp_option
 504         for o in $dhcp_option; do
 505                 xappend "--dhcp-option${force:+-force}=${networkid:+$networkid,}$o"
 506         done
 507
 508 }
 509
 510 dhcp_domain_add() {
 511         local cfg="$1"
 512         local ip name names record
 513
 514         config_get names "$cfg" name "$2"
 515         [ -n "$names" ] || return 0
 516
 517         config_get ip "$cfg" ip "$3"
 518         [ -n "$ip" ] || return 0
 519
 520         for name in $names; do
 521                 record="${record:+$record }$name"
 522         done
 523
 524         echo "$ip $record" >> $HOSTFILE
 525 }
 526
 527 dhcp_srv_add() {
 528         local cfg="$1"
 529
 530         config_get srv "$cfg" srv
 531         [ -n "$srv" ] || return 0
 532
 533         config_get target "$cfg" target
 534         [ -n "$target" ] || return 0
 535
 536         config_get port "$cfg" port
 537         [ -n "$port" ] || return 0
 538
 539         config_get class "$cfg" class
 540         config_get weight "$cfg" weight
 541
 542         local service="$srv,$target,$port${class:+,$class${weight:+,$weight}}"
 543
 544         xappend "--srv-host=$service"
 545 }
 546
 547 dhcp_mx_add() {
 548         local cfg="$1"
 549         local domain relay pref
 550
 551         config_get domain "$cfg" domain
 552         [ -n "$domain" ] || return 0
 553
 554         config_get relay "$cfg" relay
 555         [ -n "$relay" ] || return 0
 556
 557         config_get pref "$cfg" pref 0
 558
 559         local service="$domain,$relay,$pref"
 560
 561         xappend "--mx-host=$service"
 562 }
 563
 564 dhcp_cname_add() {
 565         local cfg="$1"
 566         local cname target
 567
 568         config_get cname "$cfg" cname
 569         [ -n "$cname" ] || return 0
 570
 571         config_get target "$cfg" target
 572         [ -n "$target" ] || return 0
 573
 574         xappend "--cname=${cname},${target}"
 575 }
 576
 577 dhcp_hostrecord_add() {
 578         local cfg="$1"
 579         local names addresses record val
 580
 581         config_get names "$cfg" name "$2"
 582         if [ -z "$names" ]; then
 583                 return 0
 584         fi
 585
 586         config_get addresses "$cfg" ip "$3"
 587         if [ -z "$addresses" ]; then
 588                 return 0
 589         fi
 590
 591         for val in $names $addresses; do
 592                 record="${record:+$record,}$val"
 593         done
 594
 595         xappend "--host-record=$record"
 596 }
 597
 598 dhcp_relay_add() {
 599         local cfg="$1"
 600         local local_addr server_addr interface
 601
 602         config_get local_addr "$cfg" local_addr
 603         [ -n "$local_addr" ] || return 0
 604
 605         config_get server_addr "$cfg" server_addr
 606         [ -n "$server_addr" ] || return 0
 607
 608         config_get interface "$cfg" interface
 609         if [ -z "$interface" ]; then
 610                 xappend "--dhcp-relay=$local_addr,$server_addr"
 611         else
 612                 xappend "--dhcp-relay=$local_addr,$server_addr,$interface"
 613         fi
 614 }
 615
 616 service_triggers()
 617 {
 618         procd_add_reload_trigger "dhcp"
 619 }
 620
 621 boot() {
 622         # Will be launched through hotplug
 623         return 0
 624 }
 625
 626 start_service() {
 627         include /lib/functions
 628
 629         config_load dhcp
 630
 631         # before we can call xappend
 632         mkdir -p /var/run/dnsmasq/
 633         mkdir -p $(dirname $CONFIGFILE)
 634         mkdir -p /var/lib/misc
 635         touch /tmp/dhcp.leases
 636
 637         [ -f "$TIMESTAMPFILE" ] && rm -f "$TIMESTAMPFILE"
 638
 639         echo "# auto-generated config file from /etc/config/dhcp" > $CONFIGFILE_TMP
 640         echo "# auto-generated config file from /etc/config/dhcp" > $HOSTFILE
 641
 642         # if we did this last, we could override auto-generated config
 643         [ -f /etc/dnsmasq.conf ] && {
 644                 xappend "--conf-file=/etc/dnsmasq.conf"
 645         }
 646
 647         $PROG --version | grep -osqE "^Compile time options:.* DHCPv6( |$)" && DHCPv6CAPABLE=1 || DHCPv6CAPABLE=0
 648
 649         args=""
 650         config_foreach dnsmasq dnsmasq
 651         config_foreach dhcp_host_add host
 652         echo >> $CONFIGFILE_TMP
 653         config_foreach dhcp_boot_add boot
 654         config_foreach dhcp_mac_add mac
 655         config_foreach dhcp_tag_add tag
 656         config_foreach dhcp_vendorclass_add vendorclass
 657         config_foreach dhcp_userclass_add userclass
 658         config_foreach dhcp_circuitid_add circuitid
 659         config_foreach dhcp_remoteid_add remoteid
 660         config_foreach dhcp_subscrid_add subscrid
 661         config_foreach dhcp_domain_add domain
 662         config_foreach dhcp_hostrecord_add hostrecord
 663         config_foreach dhcp_relay_add relay
 664
 665         # add own hostname
 666         [ $ADD_LOCAL_HOSTNAME -eq 1 ] && {
 667                 local lanaddr lanaddr6
 668                 local ulaprefix="$(uci_get network @globals[0] ula_prefix)"
 669                 local hostname="$(uci_get system @system[0] hostname Lede)"
 670
 671                 network_get_ipaddr lanaddr "lan" && {
 672                         dhcp_domain_add "" "$hostname" "$lanaddr"
 673                 }
 674
 675                 [ -n "$ulaprefix" ] && network_get_ipaddrs6 lanaddr6 "lan" && {
 676                         for lanaddr6 in $lanaddr6; do
 677                                 case "$lanaddr6" in
 678                                         "${ulaprefix%%:/*}"*)
 679                                                 dhcp_domain_add "" "$hostname" "$lanaddr6"
 680                                         ;;
 681                                 esac
 682                         done
 683                 }
 684         }
 685
 686         echo >> $CONFIGFILE_TMP
 687         config_foreach dhcp_srv_add srvhost
 688         config_foreach dhcp_mx_add mxhost
 689         echo >> $CONFIGFILE_TMP
 690
 691         config_get odhcpd_is_active odhcpd maindhcp
 692         if [ "$odhcpd_is_active" != "1" ]; then
 693                 config_foreach dhcp_add dhcp
 694         fi
 695
 696         echo >> $CONFIGFILE_TMP
 697         config_foreach dhcp_cname_add cname
 698         echo >> $CONFIGFILE_TMP
 699         mv -f $CONFIGFILE_TMP $CONFIGFILE
 700
 701         rm -f /tmp/resolv.conf
 702         [ $ADD_LOCAL_DOMAIN -eq 1 ] && [ -n "$DOMAIN" ] && {
 703                 echo "search $DOMAIN" >> /tmp/resolv.conf
 704         }
 705         DNS_SERVERS="$DNS_SERVERS 127.0.0.1"
 706         for DNS_SERVER in $DNS_SERVERS ; do
 707                 echo "nameserver $DNS_SERVER" >> /tmp/resolv.conf
 708         done
 709
 710         procd_open_instance
 711         procd_set_param command $PROG -C $CONFIGFILE -k -x /var/run/dnsmasq/dnsmasq.pid
 712         procd_set_param file $CONFIGFILE
 713         procd_set_param respawn
 714
 715         procd_add_jail dnsmasq ubus log
 716         procd_add_jail_mount $CONFIGFILE $TRUSTANCHORSFILE $HOSTFILE /etc/passwd /etc/group /etc/TZ /dev/null /dev/urandom /etc/dnsmasq.conf /tmp/dnsmasq.d /tmp/resolv.conf.auto /etc/hosts /etc/ethers $EXTRA_MOUNT
 717         procd_add_jail_mount_rw /var/run/dnsmasq/ /tmp/dhcp.leases
 718
 719         procd_close_instance
 720 }
 721
 722 reload_service() {
 723         rc_procd start_service "$@"
 724         return 0
 725 }
 726
 727 stop_service() {
 728         [ -f /tmp/resolv.conf ] && {
 729                 rm -f /tmp/resolv.conf
 730                 ln -s /tmp/resolv.conf.auto /tmp/resolv.conf
 731         }
 732         rm -f /var/run/dnsmasq.*.dhcp
 733 }