etc/rc.network

   1 #!/bin/sh -
   2 #
   3 # Copyright (c) 1993  The FreeBSD Project
   4 # All rights reserved.
   5 #
   6 # Redistribution and use in source and binary forms, with or without
   7 # modification, are permitted provided that the following conditions
   8 # are met:
   9 # 1. Redistributions of source code must retain the above copyright
  10 #    notice, this list of conditions and the following disclaimer.
  11 # 2. Redistributions in binary form must reproduce the above copyright
  12 #    notice, this list of conditions and the following disclaimer in the
  13 #    documentation and/or other materials provided with the distribution.
  14 #
  15 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  16 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  17 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  18 # ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  19 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  20 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  21 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  22 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  23 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  24 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  25 # SUCH DAMAGE.
  26 #
  27 # $FreeBSD: src/etc/rc.network,v 1.74.2.43 2003/02/08 21:10:25 gshapiro Exp $
  28 #       From: @(#)netstart      5.9 (Berkeley) 3/30/91
  29 #
  30
  31 # Note that almost all of the user-configurable behavior is no longer in
  32 # this file, but rather in /etc/defaults/rc.conf.  Please check that file
  33 # first before contemplating any changes here.  If you do need to change
  34 # this file for some reason, we would like to know about it.
  35
  36 # First pass startup stuff.
  37 #
  38 network_pass1() {
  39         echo -n 'Doing initial network setup:'
  40
  41         # Set the host name if it is not already set
  42         #
  43         if [ -z "`hostname -s`" ]; then
  44                 hostname ${hostname}
  45                 echo -n ' hostname'
  46         fi
  47
  48         # Establish ipfilter ruleset as early as possible (best in
  49         # addition to IPFILTER_DEFAULT_BLOCK in the kernel config file)
  50
  51         # check whether ipfilter and/or ipnat is enabled
  52         ipfilter_active="NO"
  53         case ${ipfilter_enable} in
  54         [Yy][Ee][Ss])
  55                 ipfilter_active="YES"
  56                 ;;
  57         esac
  58         case ${ipnat_enable} in
  59         [Yy][Ee][Ss])
  60                 ipfilter_active="YES"
  61                 ;;
  62         esac
  63         case ${ipfilter_active} in
  64         [Yy][Ee][Ss])
  65                 # load ipfilter kernel module if needed
  66                 if ! sysctl net.inet.ipf.fr_pass > /dev/null 2>&1; then
  67                         if kldload ipl; then
  68                                 echo 'IP-filter module loaded.'
  69                         else
  70                                 echo 'Warning: IP-filter module failed to load.'
  71                                 # avoid further errors
  72                                 ipfilter_active="NO"
  73                                 ipmon_enable="NO"
  74                                 ipfilter_enable="NO"
  75                                 ipnat_enable="NO"
  76                                 ipfs_enable="NO"
  77                         fi
  78                 fi
  79                 # start ipmon before loading any rules
  80                 case "${ipmon_enable}" in
  81                 [Yy][Ee][Ss])
  82                         echo -n ' ipmon'
  83                         ${ipmon_program:-/sbin/ipmon} ${ipmon_flags}
  84                         ;;
  85                 esac
  86                 case "${ipfilter_enable}" in
  87                 [Yy][Ee][Ss])
  88                         if [ -r "${ipfilter_rules}" -o \
  89                              -r "${ipv6_ipfilter_rules}" ]; then
  90                                 echo -n ' ipfilter'
  91                                 ${ipfilter_program:-/sbin/ipf} -Fa
  92                                 if [ -r "${ipfilter_rules}" ]; then
  93                                         ${ipfilter_program:-/sbin/ipf} \
  94                                             -f "${ipfilter_rules}" \
  95                                             ${ipfilter_flags}
  96                                 fi
  97                                 if [ -r "${ipv6_ipfilter_rules}" ]; then
  98                                         ${ipfilter_program:-/sbin/ipf} -6 \
  99                                             -f "${ipv6_ipfilter_rules}" \
 100                                             ${ipfilter_flags}
 101                                 fi
 102                         else
 103                                 ipfilter_enable="NO"
 104                                 echo -n ' NO IPF RULES'
 105                         fi
 106                         ;;
 107                 esac
 108                 case "${ipnat_enable}" in
 109                 [Yy][Ee][Ss])
 110                         if [ -r "${ipnat_rules}" ]; then
 111                                 echo -n ' ipnat'
 112                                 eval ${ipnat_program:-/sbin/ipnat} -CF -f \
 113                                     "${ipnat_rules}" ${ipnat_flags}
 114                         else
 115                                 ipnat_enable="NO"
 116                                 echo -n ' NO IPNAT RULES'
 117                         fi
 118                         ;;
 119                 esac
 120                 # restore filter/NAT state tables after loading the rules
 121                 case "${ipfs_enable}" in
 122                 [Yy][Ee][Ss])
 123                         if [ -r "/var/db/ipf/ipstate.ipf" ]; then
 124                                 echo -n ' ipfs'
 125                                 ${ipfs_program:-/sbin/ipfs} -R ${ipfs_flags}
 126                                 # remove files to avoid reloading old state
 127                                 # after an ungraceful shutdown
 128                                 rm -f /var/db/ipf/ipstate.ipf
 129                                 rm -f /var/db/ipf/ipnat.ipf
 130                         fi
 131                         ;;
 132                 esac
 133                 ;;
 134         esac
 135
 136         # Set the domainname if we're using NIS
 137         #
 138         case ${nisdomainname} in
 139         [Nn][Oo] | '')
 140                 ;;
 141         *)
 142                 domainname ${nisdomainname}
 143                 echo -n ' domain'
 144                 ;;
 145         esac
 146
 147         echo '.'
 148
 149         # Initial ATM interface configuration
 150         #
 151         case ${atm_enable} in
 152         [Yy][Ee][Ss])
 153                 if [ -r /etc/rc.atm ]; then
 154                         . /etc/rc.atm
 155                         atm_pass1
 156                 fi
 157                 ;;
 158         esac
 159
 160         # Attempt to create cloned interfaces.
 161         for ifn in ${cloned_interfaces}; do
 162                 ifconfig ${ifn} create
 163         done
 164
 165         # Special options for sppp(4) interfaces go here.  These need
 166         # to go _before_ the general ifconfig section, since in the case
 167         # of hardwired (no link1 flag) but required authentication, you
 168         # cannot pass auth parameters down to the already running interface.
 169         #
 170         for ifn in ${sppp_interfaces}; do
 171                 eval spppcontrol_args=\$spppconfig_${ifn}
 172                 if [ -n "${spppcontrol_args}" ]; then
 173                         # The auth secrets might contain spaces; in order
 174                         # to retain the quotation, we need to eval them
 175                         # here.
 176                         eval spppcontrol ${ifn} ${spppcontrol_args}
 177                 fi
 178         done
 179
 180         # gifconfig
 181         network_gif_setup
 182
 183         # Set up all the network interfaces, calling startup scripts if needed
 184         #
 185         case ${network_interfaces} in
 186         [Aa][Uu][Tt][Oo])
 187                 network_interfaces="`ifconfig -l`"
 188                 ;;
 189         *)
 190                 network_interfaces="${network_interfaces} ${cloned_interfaces}"
 191                 ;;
 192         esac
 193
 194         dhcp_interfaces=""
 195         for ifn in ${network_interfaces}; do
 196                 if [ -r /etc/start_if.${ifn} ]; then
 197                         . /etc/start_if.${ifn}
 198                         eval showstat_$ifn=1
 199                 fi
 200
 201                 # Do the primary ifconfig if specified
 202                 #
 203                 eval ifconfig_args=\$ifconfig_${ifn}
 204
 205                 case ${ifconfig_args} in
 206                 '')
 207                         ;;
 208                 [Dd][Hh][Cc][Pp])
 209                         # DHCP inits are done all in one go below
 210                         dhcp_interfaces="$dhcp_interfaces $ifn"
 211                         eval showstat_$ifn=1
 212                         ;;
 213                 *)
 214                         ifconfig ${ifn} ${ifconfig_args}
 215                         eval showstat_$ifn=1
 216                         ;;
 217                 esac
 218         done
 219
 220         if [ ! -z "${dhcp_interfaces}" ]; then
 221                 ${dhcp_program:-/sbin/dhclient} ${dhcp_flags} ${dhcp_interfaces}
 222         fi
 223
 224         for ifn in ${network_interfaces}; do
 225                 # Check to see if aliases need to be added
 226                 #
 227                 alias=0
 228                 while : ; do
 229                         eval ifconfig_args=\$ifconfig_${ifn}_alias${alias}
 230                         if [ -n "${ifconfig_args}" ]; then
 231                                 ifconfig ${ifn} ${ifconfig_args} alias
 232                                 eval showstat_$ifn=1
 233                                 alias=$((${alias} + 1))
 234                         else
 235                                 break;
 236                         fi
 237                 done
 238
 239                 # Do ipx address if specified
 240                 #
 241                 eval ifconfig_args=\$ifconfig_${ifn}_ipx
 242                 if [ -n "${ifconfig_args}" ]; then
 243                         ifconfig ${ifn} ${ifconfig_args}
 244                         eval showstat_$ifn=1
 245                 fi
 246         done
 247
 248         for ifn in ${network_interfaces}; do
 249                 eval showstat=\$showstat_${ifn}
 250                 if [ ! -z ${showstat} ]; then
 251                         ifconfig ${ifn}
 252                 fi
 253         done
 254
 255         # ISDN subsystem startup
 256         #
 257         case ${isdn_enable} in
 258         [Yy][Ee][Ss])
 259                 if [ -r /etc/rc.isdn ]; then
 260                         . /etc/rc.isdn
 261                 fi
 262                 ;;
 263         esac
 264
 265         # Start user ppp if required.  This must happen before natd.
 266         #
 267         case ${ppp_enable} in
 268         [Yy][Ee][Ss])
 269                 # Establish ppp mode.
 270                 #
 271                 if [ "${ppp_mode}" != "ddial" -a "${ppp_mode}" != "direct" \
 272                         -a "${ppp_mode}" != "dedicated" \
 273                         -a "${ppp_mode}" != "background" ]; then
 274                         ppp_mode="auto"
 275                 fi
 276
 277                 ppp_command="/usr/sbin/ppp -quiet -${ppp_mode}"
 278
 279                 # Switch on NAT mode?
 280                 #
 281                 case ${ppp_nat} in
 282                 [Yy][Ee][Ss])
 283                         ppp_command="${ppp_command} -nat"
 284                         ;;
 285                 esac
 286
 287                 ppp_command="${ppp_command} ${ppp_profile}"
 288
 289                 echo "Starting ppp as \"${ppp_user}\""
 290                 su -m ${ppp_user} -c "exec ${ppp_command}"
 291                 ;;
 292         esac
 293
 294         # Re-Sync ipfilter so it picks up any new network interfaces
 295         #
 296         case ${ipfilter_active} in
 297         [Yy][Ee][Ss])
 298                 ${ipfilter_program:-/sbin/ipf} -y ${ipfilter_flags} >/dev/null
 299                 ;;
 300         esac
 301         unset ipfilter_active
 302
 303         # Initialize IP filtering using ipfw
 304         #
 305         if /sbin/ipfw -q flush > /dev/null 2>&1; then
 306                 firewall_in_kernel=1
 307         else
 308                 firewall_in_kernel=0
 309         fi
 310
 311         case ${firewall_enable} in
 312         [Yy][Ee][Ss])
 313                 if [ "${firewall_in_kernel}" -eq 0 ] && kldload ipfw; then
 314                         firewall_in_kernel=1
 315                         echo 'Kernel firewall module loaded'
 316                 elif [ "${firewall_in_kernel}" -eq 0 ]; then
 317                         echo 'Warning: firewall kernel module failed to load'
 318                 fi
 319                 ;;
 320         esac
 321
 322         # Load the filters if required
 323         #
 324         case ${firewall_in_kernel} in
 325         1)
 326                 if [ -z "${firewall_script}" ]; then
 327                         firewall_script=/etc/rc.firewall
 328                 fi
 329
 330                 case ${firewall_enable} in
 331                 [Yy][Ee][Ss])
 332                         if [ -r "${firewall_script}" ]; then
 333                                 . "${firewall_script}"
 334                                 echo -n 'Firewall rules loaded, starting divert daemons:'
 335
 336                                 # Network Address Translation daemon
 337                                 #
 338                                 case ${natd_enable} in
 339                                 [Yy][Ee][Ss])
 340                                         if [ -n "${natd_interface}" ]; then
 341                                                 if echo ${natd_interface} | \
 342                                                         grep -q -E '^[0-9]+(\.[0-9]+){0,3}$'; then
 343                                                         natd_flags="$natd_flags -a ${natd_interface}"
 344                                                 else
 345                                                         natd_flags="$natd_flags -n ${natd_interface}"
 346                                                 fi
 347                                         fi
 348                                         echo -n ' natd'; ${natd_program:-/sbin/natd} ${natd_flags}
 349                                         ;;
 350                                 esac
 351
 352                                 echo '.'
 353
 354                         elif [ "`ipfw l 65535`" = "65535 deny ip from any to any" ]; then
 355                                 echo 'Warning: kernel has firewall functionality,' \
 356                                      'but firewall rules are not enabled.'
 357                                 echo '           All ip services are disabled.'
 358                         fi
 359
 360                         case ${firewall_logging} in
 361                         [Yy][Ee][Ss] | '')
 362                                 echo 'Firewall logging=YES'
 363                                 sysctl net.inet.ip.fw.verbose=1 >/dev/null
 364                                 ;;
 365                         *)
 366                                 ;;
 367                         esac
 368
 369                         ;;
 370                 esac
 371                 ;;
 372         esac
 373
 374         # Additional ATM interface configuration
 375         #
 376         if [ -n "${atm_pass1_done}" ]; then
 377                 atm_pass2
 378         fi
 379
 380         # Configure routing
 381         #
 382         case ${defaultrouter} in
 383         [Nn][Oo] | '')
 384                 ;;
 385         *)
 386                 static_routes="default ${static_routes}"
 387                 route_default="default ${defaultrouter}"
 388                 ;;
 389         esac
 390
 391         # Set up any static routes.  This should be done before router discovery.
 392         #
 393         if [ -n "${static_routes}" ]; then
 394                 for i in ${static_routes}; do
 395                         eval route_args=\$route_${i}
 396                         route add ${route_args}
 397                 done
 398         fi
 399
 400         echo -n 'Additional routing options:'
 401         case ${tcp_extensions} in
 402         [Yy][Ee][Ss] | '')
 403                 ;;
 404         *)
 405                 echo -n ' tcp extensions=NO'
 406                 sysctl net.inet.tcp.rfc1323=0 >/dev/null
 407                 ;;
 408         esac
 409
 410         case ${icmp_bmcastecho} in
 411         [Yy][Ee][Ss])
 412                 echo -n ' broadcast ping responses=YES'
 413                 sysctl net.inet.icmp.bmcastecho=1 >/dev/null
 414                 ;;
 415         esac
 416
 417         case ${icmp_drop_redirect} in
 418         [Yy][Ee][Ss])
 419                 echo -n ' ignore ICMP redirect=YES'
 420                 sysctl net.inet.icmp.drop_redirect=1 >/dev/null
 421                 ;;
 422         esac
 423
 424         case ${icmp_log_redirect} in
 425         [Yy][Ee][Ss])
 426                 echo -n ' log ICMP redirect=YES'
 427                 sysctl net.inet.icmp.log_redirect=1 >/dev/null
 428                 ;;
 429         esac
 430
 431         case ${gateway_enable} in
 432         [Yy][Ee][Ss])
 433                 echo -n ' IP gateway=YES'
 434                 sysctl net.inet.ip.forwarding=1 >/dev/null
 435                 ;;
 436         esac
 437
 438         case ${forward_sourceroute} in
 439         [Yy][Ee][Ss])
 440                 echo -n ' do source routing=YES'
 441                 sysctl net.inet.ip.sourceroute=1 >/dev/null
 442                 ;;
 443         esac
 444
 445         case ${accept_sourceroute} in
 446         [Yy][Ee][Ss])
 447                 echo -n ' accept source routing=YES'
 448                 sysctl net.inet.ip.accept_sourceroute=1 >/dev/null
 449                 ;;
 450         esac
 451
 452         case ${tcp_keepalive} in
 453         [Yy][Ee][Ss])
 454                 echo -n ' TCP keepalive=YES'
 455                 sysctl net.inet.tcp.always_keepalive=1 >/dev/null
 456                 ;;
 457         esac
 458
 459         case ${tcp_drop_synfin} in
 460         [Yy][Ee][Ss])
 461                 echo -n ' drop SYN+FIN packets=YES'
 462                 sysctl net.inet.tcp.drop_synfin=1 >/dev/null
 463                 ;;
 464         esac
 465
 466         case ${ipxgateway_enable} in
 467         [Yy][Ee][Ss])
 468                 echo -n ' IPX gateway=YES'
 469                 sysctl net.ipx.ipx.ipxforwarding=1 >/dev/null
 470                 ;;
 471         esac
 472
 473         case ${arpproxy_all} in
 474         [Yy][Ee][Ss])
 475                 echo -n ' ARP proxyall=YES'
 476                 sysctl net.link.ether.inet.proxyall=1 >/dev/null
 477                 ;;
 478         esac
 479
 480         case ${ip_portrange_first} in
 481         [Nn][Oo] | '')
 482                 ;;
 483         *)
 484                 echo -n " ip_portrange_first=$ip_portrange_first"
 485                 sysctl net.inet.ip.portrange.first=$ip_portrange_first >/dev/null
 486                 ;;
 487         esac
 488
 489         case ${ip_portrange_last} in
 490         [Nn][Oo] | '')
 491                 ;;
 492         *)
 493                 echo -n " ip_portrange_last=$ip_portrange_last"
 494                 sysctl net.inet.ip.portrange.last=$ip_portrange_last >/dev/null
 495                 ;;
 496         esac
 497
 498         echo '.'
 499
 500         case ${ipsec_enable} in
 501         [Yy][Ee][Ss])
 502                 if [ -f ${ipsec_file} ]; then
 503                     echo ' ipsec: enabled'
 504                     setkey -f ${ipsec_file}
 505                 else
 506                     echo ' ipsec: file not found'
 507                 fi
 508                 ;;
 509         esac
 510
 511         echo -n 'Routing daemons:'
 512         case ${router_enable} in
 513         [Yy][Ee][Ss])
 514                 echo -n " ${router}";   ${router} ${router_flags}
 515                 ;;
 516         esac
 517
 518         case ${ipxrouted_enable} in
 519         [Yy][Ee][Ss])
 520                 echo -n ' IPXrouted'
 521                 IPXrouted ${ipxrouted_flags} > /dev/null 2>&1
 522                 ;;
 523         esac
 524
 525         case ${mrouted_enable} in
 526         [Yy][Ee][Ss])
 527                 echo -n ' mrouted';     mrouted ${mrouted_flags}
 528                 ;;
 529         esac
 530
 531         case ${rarpd_enable} in
 532         [Yy][Ee][Ss])
 533                 echo -n ' rarpd';       rarpd ${rarpd_flags}
 534                 ;;
 535         esac
 536         echo '.'
 537
 538         # Let future generations know we made it.
 539         #
 540         network_pass1_done=YES
 541 }
 542
 543 network_pass2() {
 544         echo -n 'Doing additional network setup:'
 545         case ${named_enable} in
 546         [Yy][Ee][Ss])
 547                 echo -n ' named';       ${named_program:-named} ${named_flags}
 548                 ;;
 549         esac
 550
 551         case ${ntpdate_enable} in
 552         [Yy][Ee][Ss])
 553                 echo -n ' ntpdate'
 554                 ${ntpdate_program:-ntpdate} ${ntpdate_flags} >/dev/null 2>&1
 555                 ;;
 556         esac
 557
 558         case ${xntpd_enable} in
 559         [Yy][Ee][Ss])
 560                 echo -n ' ntpd';        ${xntpd_program:-ntpd} ${xntpd_flags}
 561                 ;;
 562         esac
 563
 564         case ${timed_enable} in
 565         [Yy][Ee][Ss])
 566                 echo -n ' timed';       timed ${timed_flags}
 567                 ;;
 568         esac
 569
 570         case ${portmap_enable} in
 571         [Yy][Ee][Ss])
 572                 echo -n ' portmap';     ${portmap_program:-/usr/sbin/portmap} ${portmap_flags}
 573                 ;;
 574         esac
 575
 576         # Start ypserv if we're an NIS server.
 577         # Run rpc.ypxfrd and rpc.yppasswdd only on the NIS master server.
 578         #
 579         case ${nis_server_enable} in
 580         [Yy][Ee][Ss])
 581                 echo -n ' ypserv'; ypserv ${nis_server_flags}
 582
 583                 case ${nis_ypxfrd_enable} in
 584                 [Yy][Ee][Ss])
 585                         echo -n ' rpc.ypxfrd'
 586                         rpc.ypxfrd ${nis_ypxfrd_flags}
 587                         ;;
 588                 esac
 589
 590                 case ${nis_yppasswdd_enable} in
 591                 [Yy][Ee][Ss])
 592                         echo -n ' rpc.yppasswdd'
 593                         rpc.yppasswdd ${nis_yppasswdd_flags}
 594                         ;;
 595                 esac
 596                 ;;
 597         esac
 598
 599         # Start ypbind if we're an NIS client
 600         #
 601         case ${nis_client_enable} in
 602         [Yy][Ee][Ss])
 603                 echo -n ' ypbind'; ypbind ${nis_client_flags}
 604                 case ${nis_ypset_enable} in
 605                 [Yy][Ee][Ss])
 606                         echo -n ' ypset';       ypset ${nis_ypset_flags}
 607                         ;;
 608                 esac
 609                 ;;
 610         esac
 611
 612         # Start keyserv if we are running Secure RPC
 613         #
 614         case ${keyserv_enable} in
 615         [Yy][Ee][Ss])
 616                 echo -n ' keyserv';     keyserv ${keyserv_flags}
 617                 ;;
 618         esac
 619
 620         # Start ypupdated if we are running Secure RPC and we are NIS master
 621         #
 622         case ${rpc_ypupdated_enable} in
 623         [Yy][Ee][Ss])
 624                 echo -n ' rpc.ypupdated';       rpc.ypupdated
 625                 ;;
 626         esac
 627
 628         # Start ATM daemons
 629         if [ -n "${atm_pass2_done}" ]; then
 630                 atm_pass3
 631         fi
 632
 633         echo '.'
 634         network_pass2_done=YES
 635 }
 636
 637 network_pass3() {
 638         echo -n 'Starting final network daemons:'
 639
 640         case ${nfs_server_enable} in
 641         [Yy][Ee][Ss])
 642                 if [ -r /etc/exports ]; then
 643                         echo -n ' mountd'
 644
 645                         case ${weak_mountd_authentication} in
 646                         [Yy][Ee][Ss])
 647                                 mountd_flags="${mountd_flags} -n"
 648                                 ;;
 649                         esac
 650
 651                         mountd ${mountd_flags}
 652
 653                         case ${nfs_reserved_port_only} in
 654                         [Yy][Ee][Ss])
 655                                 echo -n ' NFS on reserved port only=YES'
 656                                 sysctl vfs.nfs.nfs_privport=1 >/dev/null
 657                                 ;;
 658                         esac
 659
 660                         echo -n ' nfsd';        nfsd ${nfs_server_flags}
 661
 662                         case ${rpc_lockd_enable} in
 663                         [Yy][Ee][Ss])
 664                                 echo -n ' rpc.lockd';   rpc.lockd
 665                                 ;;
 666                         esac
 667
 668                         case ${rpc_statd_enable} in
 669                         [Yy][Ee][Ss])
 670                                 echo -n ' rpc.statd';   rpc.statd
 671                                 ;;
 672                         esac
 673                 fi
 674                 ;;
 675         *)
 676                 case ${single_mountd_enable} in
 677                 [Yy][Ee][Ss])
 678                         if [ -r /etc/exports ]; then
 679                                 echo -n ' mountd'
 680
 681                                 case ${weak_mountd_authentication} in
 682                                 [Yy][Ee][Ss])
 683                                         mountd_flags="-n"
 684                                         ;;
 685                                 esac
 686
 687                                 mountd ${mountd_flags}
 688                         fi
 689                         ;;
 690                 esac
 691                 ;;
 692         esac
 693
 694         case ${nfs_client_enable} in
 695         [Yy][Ee][Ss])
 696                 nfs_in_kernel=0
 697                 # Handle absent nfs client support
 698                 if sysctl vfs.nfs >/dev/null 2>&1; then
 699                         nfs_in_kernel=1
 700                 else
 701                         kldload nfs && nfs_in_kernel=1
 702                 fi
 703                 if [ ${nfs_in_kernel} -eq 1 ]
 704                 then
 705                         echo -n ' nfsiod';      nfsiod ${nfs_client_flags}
 706                         if [ -n "${nfs_access_cache}" ]; then
 707                                 echo -n " NFS access cache time=${nfs_access_cache}"
 708                                 sysctl vfs.nfs.access_cache_timeout=${nfs_access_cache} >/dev/null
 709                         fi
 710
 711                         if [ -n "${nfs_bufpackets}" ]; then
 712                                 sysctl vfs.nfs.bufpackets=${nfs_bufpackets} \
 713                                         > /dev/null
 714                         fi
 715
 716                         case ${amd_enable} in
 717                         [Yy][Ee][Ss])
 718                                 echo -n ' amd'
 719                                 case ${amd_map_program} in
 720                                 [Nn][Oo] | '')
 721                                         ;;
 722                                 *)
 723                                         amd_flags="${amd_flags} `eval \
 724                                                 ${amd_map_program}`"
 725                                         ;;
 726                                 esac
 727
 728                                 case "${amd_flags}" in
 729                                 '')
 730                                         if [ -r /etc/amd.conf ]; then
 731                                                 amd &
 732                                         else
 733                                                 echo ''
 734                         echo 'Warning: amd will not load without arguments'
 735                                         fi
 736                                         ;;
 737                                 *)
 738                                         amd -p ${amd_flags} >/var/run/amd.pid \
 739                                                 2>/dev/null &
 740                                         ;;
 741                                 esac
 742                                 ;;
 743                         esac
 744                 fi
 745                 ;;
 746         esac
 747
 748         # If /var/db/mounttab exists, some nfs-server has not been
 749         # sucessfully notified about a previous client shutdown.
 750         # If there is no /var/db/mounttab, we do nothing.
 751         if [ -f /var/db/mounttab ]; then
 752                 rpc.umntall -k
 753         fi
 754
 755         case ${rwhod_enable} in
 756         [Yy][Ee][Ss])
 757                 echo -n ' rwhod';       rwhod ${rwhod_flags}
 758                 ;;
 759         esac
 760
 761         # Kerberos servers run ONLY on the Kerberos server machine
 762         case ${kerberos_server_enable} in
 763         [Yy][Ee][Ss])
 764                 case ${kerberos_stash} in
 765                 [Yy][Ee][Ss])
 766                         stash_flag=-n
 767                         ;;
 768                 *)
 769                         stash_flag=
 770                         ;;
 771                 esac
 772
 773                 echo -n ' kerberosIV'
 774                 kerberos ${stash_flag} >> /var/log/kerberos.log &
 775
 776                 case ${kadmind_server_enable} in
 777                 [Yy][Ee][Ss])
 778                         echo -n ' kadmindIV'
 779                         (
 780                                 sleep 20;
 781                                 kadmind ${stash_flag} >/dev/null 2>&1 &
 782                         ) &
 783                         ;;
 784                 esac
 785                 unset stash_flag
 786                 ;;
 787         esac
 788
 789         case ${kerberos5_server_enable} in
 790         [Yy][Ee][Ss])
 791                 echo -n ' kerberos5'
 792                 ${kerberos5_server} &
 793
 794                 case ${kadmind5_server_enable} in
 795                 [Yy][Ee][Ss])
 796                         echo -n ' kadmind5'
 797                         ${kadmind5_server} &
 798                         ;;
 799                 esac
 800                 ;;
 801         esac
 802
 803         case ${pppoed_enable} in
 804         [Yy][Ee][Ss])
 805                 if [ -n "${pppoed_provider}" ]; then
 806                         pppoed_flags="${pppoed_flags} -p ${pppoed_provider}"
 807                 fi
 808                 echo -n ' pppoed';
 809                 _opts=$-; set -f
 810                 /usr/libexec/pppoed ${pppoed_flags} ${pppoed_interface}
 811                 set +f; set -${_opts}
 812                 ;;
 813         esac
 814
 815         case ${sshd_enable} in
 816         [Yy][Ee][Ss])
 817                 if [ -x /usr/bin/ssh-keygen ]; then
 818                         if [ ! -f /etc/ssh/ssh_host_key ]; then
 819                                 echo ' creating ssh1 RSA host key';
 820                                 /usr/bin/ssh-keygen -t rsa1 -N "" \
 821                                         -f /etc/ssh/ssh_host_key
 822                         fi
 823                         if [ ! -f /etc/ssh/ssh_host_rsa_key ]; then
 824                                 echo ' creating ssh2 RSA host key';
 825                                 /usr/bin/ssh-keygen -t rsa -N "" \
 826                                         -f /etc/ssh/ssh_host_rsa_key
 827                         fi
 828                         if [ ! -f /etc/ssh/ssh_host_dsa_key ]; then
 829                                 echo ' creating ssh2 DSA host key';
 830                                 /usr/bin/ssh-keygen -t dsa -N "" \
 831                                         -f /etc/ssh/ssh_host_dsa_key
 832                         fi
 833                 fi
 834                 ;;
 835         esac
 836
 837         echo '.'
 838         network_pass3_done=YES
 839 }
 840
 841 network_pass4() {
 842         echo -n 'Additional TCP options:'
 843         case ${log_in_vain} in
 844         [Nn][Oo] | '')
 845                 log_in_vain=0
 846                 ;;
 847         [Yy][Ee][Ss])
 848                 log_in_vain=1
 849                 ;;
 850         [0-9]*)
 851                 ;;
 852         *)
 853                 echo " invalid log_in_vain setting: ${log_in_vain}"
 854                 log_in_vain=0
 855                 ;;
 856         esac
 857
 858         if [ "${log_in_vain}" -ne 0 ]; then
 859                 echo -n " log_in_vain=${log_in_vain}"
 860                 sysctl net.inet.tcp.log_in_vain="${log_in_vain}" >/dev/null
 861                 sysctl net.inet.udp.log_in_vain="${log_in_vain}" >/dev/null
 862         fi
 863
 864         echo '.'
 865         network_pass4_done=YES
 866 }
 867
 868 network_gif_setup() {
 869         case ${gif_interfaces} in
 870         [Nn][Oo] | '')
 871                 ;;
 872         *)
 873                 for i in ${gif_interfaces}; do
 874                         eval peers=\$gifconfig_$i
 875                         case ${peers} in
 876                         '')
 877                                 continue
 878                                 ;;
 879                         *)
 880                                 ifconfig $i create >/dev/null 2>&1
 881                                 ifconfig $i tunnel ${peers}
 882                                 ifconfig $i up
 883                                 ;;
 884                         esac
 885                 done
 886                 ;;
 887         esac
 888 }