rc revision 67383
1#!/bin/sh 2# 3# Copyright (c) 2000 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: head/etc/rc 67383 2000-10-20 17:41:46Z jkh $ 28# From: @(#)rc 5.27 (Berkeley) 6/5/91 29# 30 31# System startup script run by init on autoboot 32# or after single-user. 33# Output and error are redirected to console by init, 34# and the console is the controlling terminal. 35 36# Note that almost all of the user-configurable behavior is no longer in 37# this file, but rather in /etc/defaults/rc.conf. Please check that file 38# first before contemplating any changes here. If you do need to change 39# this file for some reason, we would like to know about it. 40 41stty status '^T' 42 43# Set shell to ignore SIGINT (2), but not children; 44# shell catches SIGQUIT (3) and returns to single user after fsck. 45# 46trap : 2 47trap : 3 # shouldn't be needed 48 49HOME=/ 50PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin 51export HOME PATH 52 53# BOOTP diskless boot. We have to run the rc file early in order to 54# retarget various config files. 55# 56if [ -r /etc/rc.diskless1 ]; then 57 dlv=`/sbin/sysctl -n vfs.nfs.diskless_valid 2> /dev/null` 58 if [ ${dlv:=0} != 0 ]; then 59 . /etc/rc.diskless1 60 fi 61fi 62 63# If there is a global system configuration file, suck it in. 64# 65if [ -r /etc/defaults/rc.conf ]; then 66 . /etc/defaults/rc.conf 67 source_rc_confs 68elif [ -r /etc/rc.conf ]; then 69 . /etc/rc.conf 70fi 71 72 73# First pass at entropy recovery so the rebooting /dev/random can reseed. 74# 75case ${entropy_file} in 76[Nn][Oo] | '') 77 ;; 78*) 79 if [ -w /dev/random ]; then 80 if [ -f "${entropy_file}" -a -r "${entropy_file}" -a \ 81 -s "${entropy_file}" ]; then 82 echo "Using ${entropy_file} as an entropy file" 83 cat ${entropy_file} > /dev/random 2> /dev/random 84 entropy_reseeded=yes 85 fi 86 fi 87 ;; 88esac 89 90# Configure ccd devices. 91# 92if [ -r /etc/ccd.conf ]; then 93 ccdconfig -C 94fi 95 96case ${start_vinum} in 97[Yy][Ee][Ss]) 98 vinum start 99 ;; 100esac 101 102swapon -a 103 104case $1 in 105autoboot) 106 echo Automatic boot in progress... 107 fsck -p 108 case $? in 109 0) 110 ;; 111 2) 112 exit 1 113 ;; 114 4) 115 reboot 116 echo "reboot failed... help!" 117 exit 1 118 ;; 119 8) 120 echo "Automatic file system check failed... help!" 121 exit 1 122 ;; 123 12) 124 echo "Reboot interrupted" 125 exit 1 126 ;; 127 130) 128 # interrupt before catcher installed 129 exit 1 130 ;; 131 *) 132 echo "Unknown error in reboot" 133 exit 1 134 ;; 135 esac 136 ;; 137*) 138 echo Skipping disk checks ... 139 ;; 140esac 141 142set -T 143trap "echo 'Reboot interrupted'; exit 1" 3 144 145# root normally must be read/write, but if this is a BOOTP NFS 146# diskless boot it does not have to be. 147# 148case ${root_rw_mount} in 149[Nn][Oo] | '') 150 ;; 151*) 152 if ! mount -u -o rw / ; then 153 echo "Mounting root filesystem rw failed, startup aborted" 154 exit 1 155 fi 156 ;; 157esac 158 159umount -a >/dev/null 2>&1 160 161# Mount everything except nfs filesystems. 162mount -a -t nonfs 163 164case $? in 1650) 166 ;; 167*) 168 echo "Mounting /etc/fstab filesystems failed, startup aborted" 169 exit 1 170 ;; 171esac 172 173# Run custom disk mounting function here 174# 175if [ -n "${diskless_mount}" -a -r "${diskless_mount}" ]; then 176 sh ${diskless_mount} 177fi 178 179# Second attempt at reseeding, if needed. 180# 181case ${entropy_reseeded} in 182yes) 183 ;; 184*) 185 case ${entropy_file} in 186 [Nn][Oo] | '') 187 ;; 188 *) 189 if [ -w /dev/random ]; then 190 if [ -f "${entropy_file}" -a -r "${entropy_file}" -a \ 191 -s "${entropy_file}" ]; then 192 echo "Using ${entropy_file} as an entropy file" 193 cat ${entropy_file} > /dev/random 2> /dev/random 194 elif [ "${entropy_file}" != /var/db/entropy -a \ 195 -f /var/db/entropy -a -r /var/db/entropy -a \ 196 -s /var/db/entropy ]; then 197 echo "Using /var/db/entropy as an entropy file" 198 cat /var/db/entropy > /dev/random 2> /dev/random 199 else 200 echo "Can't use ${entropy_file} as an entropy file, trying other sources" 201 # XXX temporary until we can get the entropy 202 # harvesting rate up 203 # Entropy below is not great, 204 # but better than nothing. 205 (ps -gauxwww; iostat; vmstat; sysctl -a; 206 dmesg) | /bin/dd of=/dev/random bs=8k 2>/dev/null 207 ( for i in /etc /var/run ; do 208 cd $i ; ls -al ; cat * 209 done ) | /bin/dd of=/dev/random bs=8k 2>/dev/null 210 fi 211 fi 212 ;; 213 esac 214 ;; 215esac 216 217# Remove these to prevent problems on future reboots 218rm -f "${entropy_file}" /var/db/entropy 219 220adjkerntz -i 221 222purgedir() { 223 local dir file 224 225 if [ $# -eq 0 ]; then 226 purgedir . 227 else 228 for dir 229 do 230 ( 231 cd "$dir" && for file in .* * 232 do 233 [ ."$file" = .. -o ."$file" = ... ] && continue 234 [ -d "$file" -a ! -L "$file" ] && 235 purgedir "$file" 236 [ -f "$file" ] && rm -f -- "$file" 237 done 238 ) 239 done 240 fi 241} 242 243clean_var() { 244 if [ ! -f /var/run/clean_var ]; then 245 rm -rf /var/run/* 246 purgedir /var/spool/lock 247 rm -rf /var/spool/uucp/.Temp/* 248 # Keep a copy of the boot messages around 249 dmesg >/var/run/dmesg.boot 250 # And an initial utmp file 251 (cd /var/run && cp /dev/null utmp && chmod 644 utmp;) 252 >/var/run/clean_var 253 fi 254} 255 256if [ -d /var/run -a -d /var/spool/lock -a -d /var/spool/uucp/.Temp ]; then 257 # network_pass1() *may* end up writing stuff to /var - we don't want to 258 # remove it immediately afterwards - *nor* to we want to fail to clean 259 # an nfs-mounted /var. 260 clean_var 261fi 262 263# Add additional swapfile, if configured. 264# 265case ${swapfile} in 266[Nn][Oo] | '') 267 ;; 268*) 269 if [ -w "${swapfile}" -a -c /dev/vn0b ]; then 270 echo "Adding ${swapfile} as additional swap." 271 vnconfig /dev/vn0b ${swapfile} && swapon /dev/vn0b 272 fi 273 ;; 274esac 275 276# Set sysctl variables as early as we can 277# 278if [ -r /etc/rc.sysctl ]; then 279 . /etc/rc.sysctl 280fi 281 282# Configure serial devices 283# 284if [ -r /etc/rc.serial ]; then 285 . /etc/rc.serial 286fi 287 288# Start up PC-card configuration 289# 290if [ -r /etc/rc.pccard ]; then 291 . /etc/rc.pccard 292fi 293 294# Start up the initial network configuration. 295# 296if [ -r /etc/rc.network ]; then 297 . /etc/rc.network # We only need to do this once. 298 network_pass1 299fi 300 301case ${ipv6_enable} in 302[Yy][Ee][Ss]) 303 if [ -r /etc/rc.network6 ]; then 304 . /etc/rc.network6 # We only need to do this once also. 305 network6_pass1 306 fi 307 ;; 308esac 309 310# Mount NFS filesystems if present in /etc/fstab 311case "`mount -d -a -t nfs`" in 312*mount_nfs*) 313 echo -n "Mounting NFS file systems" 314 mount -a -t nfs 315 echo . 316 ;; 317esac 318 319# Whack the pty perms back into shape. 320# 321if ls /dev/tty[pqrsPQRS]* > /dev/null 2>&1; then 322 chflags 0 /dev/tty[pqrsPQRS]* 323 chmod 666 /dev/tty[pqrsPQRS]* 324 chown root:wheel /dev/tty[pqrsPQRS]* 325fi 326 327# Clean up left-over files 328# 329clean_var # If it hasn't already been done 330rm /var/run/clean_var 331 332# Clearing /tmp at boot-time seems to have a long tradition. It doesn't 333# help in any way for long-living systems, and it might accidentally 334# clobber files you would rather like to have preserved after a crash 335# (if not using mfs /tmp anyway). 336# 337# See also the example of another cleanup policy in /etc/periodic/daily. 338# 339case ${clear_tmp_enable} in 340[Yy][Ee][Ss]) 341 echo clearing /tmp 342 # prune quickly with one rm, then use find to clean up /tmp/[lq]* 343 # (not needed with mfs /tmp, but doesn't hurt there...) 344 (cd /tmp && rm -rf [a-km-pr-zA-Z]* && 345 find -d . ! -name . ! -name lost+found ! -name quota.user \ 346 ! -name quota.group -exec rm -rf -- {} \;) 347 ;; 348esac 349 350# Remove X lock files, since they will prevent you from restarting X11 351# after a system crash. 352# 353rm -f /tmp/.X*-lock /tmp/.X11-unix/* 354 355# Snapshot any kernel -c changes back to disk here <someday>. 356# This has changed with ELF and /kernel.config. 357 358echo -n 'additional daemons:' 359 360# Start system logging and name service. Named needs to start before syslogd 361# if you don't have a /etc/resolv.conf. 362# 363case ${syslogd_enable} in 364[Yy][Ee][Ss]) 365 # Transitional symlink (for the next couple of years :) until all 366 # binaries have had a chance to move towards /var/run/log. 367 if [ ! -h /dev/log ]; then 368 # might complain for r/o root f/s 369 ln -sf /var/run/log /dev/log 370 fi 371 372 rm -f /var/run/log 373 echo -n ' syslogd'; syslogd ${syslogd_flags} 374 ;; 375esac 376 377echo '.' 378 379# Build devices database 380# 381dev_mkdb 382 383# Enable dumpdev so that savecore can see it. 384# /var/crash should be a directory or a symbolic link 385# to the crash directory if core dumps are to be saved. 386# 387case ${dumpdev} in 388[Nn][Oo] | '') 389 ;; 390*) 391 if [ -e "${dumpdev}" -a -d /var/crash ]; then 392 dumpon -v ${dumpdev} 393 echo -n checking for core dump... 394 savecore /var/crash 395 fi 396 ;; 397esac 398 399if [ -n "${network_pass1_done}" ]; then 400 network_pass2 401fi 402 403# Enable/Check the quotas (must be after ypbind if using NIS) 404# 405case ${enable_quotas} in 406[Yy][Ee][Ss]) 407 case ${check_quotas} in 408 [Yy][Ee][Ss]) 409 echo -n 'checking quotas:' 410 quotacheck -a 411 echo ' done.' 412 ;; 413 esac 414 415 echo -n 'enabling quotas:' 416 quotaon -a 417 echo ' done.' 418 ;; 419esac 420 421if [ -n "${network_pass2_done}" ]; then 422 network_pass3 423fi 424 425# Check the password temp/lock file 426# 427if [ -e /etc/ptmp ]; then 428 logger -s -p auth.err \ 429 "password file may be incorrect -- /etc/ptmp exists" 430fi 431 432case ${accounting_enable} in 433[Yy][Ee][Ss]) 434 if [ -d /var/account ]; then 435 echo 'turning on accounting' 436 if [ ! -e /var/account/acct ]; then 437 touch /var/account/acct 438 fi 439 accton /var/account/acct 440 fi 441 ;; 442esac 443 444# Make shared lib searching a little faster. Leave /usr/lib first if you 445# add your own entries or you may come to grief. 446# 447ldconfig="/sbin/ldconfig" 448case ${ldconfig_insecure} in 449[Yy][Ee][Ss]) 450 ldconfig="${ldconfig} -i" 451 ;; 452esac 453if [ -x /sbin/ldconfig ]; then 454 case `/usr/bin/objformat` in 455 elf) 456 _LDC=/usr/lib 457 for i in ${ldconfig_paths}; do 458 if [ -d "${i}" ]; then 459 _LDC="${_LDC} ${i}" 460 fi 461 done 462 echo 'setting ELF ldconfig path:' ${_LDC} 463 ${ldconfig} -elf ${_LDC} 464 ;; 465 esac 466 467 # Legacy aout support for i386 only 468 case `sysctl -n hw.machine` in 469 i386) 470 # Default the a.out ldconfig path. 471 : ${ldconfig_paths_aout=${ldconfig_paths}} 472 _LDC=/usr/lib/aout 473 for i in ${ldconfig_paths_aout}; do 474 if [ -d "${i}" ]; then 475 _LDC="${_LDC} ${i}" 476 fi 477 done 478 echo 'setting a.out ldconfig path:' ${_LDC} 479 ${ldconfig} -aout ${_LDC} 480 ;; 481 esac 482fi 483 484# Now start up miscellaneous daemons that don't belong anywhere else 485# 486echo -n starting standard daemons: 487case ${inetd_enable} in 488[Nn][Oo]) 489 ;; 490*) 491 echo -n ' inetd'; inetd ${inetd_flags} 492 ;; 493esac 494 495case ${cron_enable} in 496[Nn][Oo]) 497 ;; 498*) 499 echo -n ' cron'; cron 500 ;; 501esac 502 503case ${lpd_enable} in 504[Yy][Ee][Ss]) 505 echo -n ' printer'; ${lpd_program:-/usr/sbin/lpd} ${lpd_flags} 506 ;; 507esac 508 509case ${sendmail_enable} in 510[Yy][Ee][Ss]) 511 if [ -r /etc/mail/sendmail.cf ]; then 512 echo -n ' sendmail'; /usr/sbin/sendmail ${sendmail_flags} 513 fi 514 ;; 515esac 516 517case ${sshd_enable} in 518[Yy][Ee][Ss]) 519 if [ -x ${sshd_program:-/usr/sbin/sshd} ]; then 520 echo -n ' sshd'; 521 ${sshd_program:-/usr/sbin/sshd} ${sshd_flags} 522 fi 523 ;; 524esac 525 526case ${usbd_enable} in 527[Yy][Ee][Ss]) 528 echo -n ' usbd'; /usr/sbin/usbd ${usbd_flags} 529 ;; 530esac 531 532echo '.' 533 534# Recover vi editor files. 535find /var/tmp/vi.recover ! -type f -a ! -type d -delete 536vibackup=`echo /var/tmp/vi.recover/vi.*` 537if [ "${vibackup}" != '/var/tmp/vi.recover/vi.*' ]; then 538 echo 'Recovering vi editor sessions' 539 for i in /var/tmp/vi.recover/vi.*; do 540 # Only test files that are readable. 541 if [ ! -r "${i}" ]; then 542 continue 543 fi 544 545 # Unmodified nvi editor backup files either have the 546 # execute bit set or are zero length. Delete them. 547 if [ -x "${i}" -o ! -s "${i}" ]; then 548 rm -f "${i}" 549 fi 550 done 551 552 # It is possible to get incomplete recovery files, if the editor 553 # crashes at the right time. 554 virecovery=`echo /var/tmp/vi.recover/recover.*` 555 if [ "${virecovery}" != "/var/tmp/vi.recover/recover.*" ]; then 556 for i in /var/tmp/vi.recover/recover.*; do 557 # Only test files that are readable. 558 if [ ! -r "${i}" ]; then 559 continue 560 fi 561 562 # Delete any recovery files that are zero length, 563 # corrupted, or that have no corresponding backup file. 564 # Else send mail to the user. 565 recfile=`awk '/^X-vi-recover-path:/{print $2}' < "${i}"` 566 if [ -n "${recfile}" -a -s "${recfile}" ]; then 567 sendmail -t < "${i}" 568 else 569 rm -f "${i}" 570 fi 571 done 572 fi 573fi 574 575# Make a bounds file for msgs(1) if there isn't one already 576# "Delete important files with symlink" security hole? 577# 578if [ -d /var/msgs -a ! -f /var/msgs/bounds ]; then 579 echo 0 > /var/msgs/bounds 580fi 581 582case ${update_motd} in 583[Nn][Oo] | '') 584 ;; 585*) 586 if T=`mktemp /tmp/_motd.XXXXXX`; then 587 uname -v | sed -e 's,^\([^#]*\) #\(.* [1-2][0-9][0-9][0-9]\).*/\([^\]*\) $,\1 (\3) #\2,' > ${T} 588 awk '{if (NR == 1) {if ($1 == "FreeBSD") {next} else {print "\n"$0}} else {print}}' < /etc/motd >> ${T} 589 cmp -s ${T} /etc/motd || { 590 cp ${T} /etc/motd 591 chmod 644 /etc/motd 592 } 593 rm -f ${T} 594 fi 595 ;; 596esac 597 598# Configure implementation specific stuff 599# 600arch=`uname -m` 601if [ -r /etc/rc.${arch} ]; then 602 . /etc/rc.${arch} 603fi 604 605# Run rc.devfs if readable to customize devfs 606# 607if [ -r /etc/rc.devfs ]; then 608 sh /etc/rc.devfs 609fi 610 611echo -n additional ABI support: 612 613# Start the Linux binary compatibility if requested. 614# 615case ${linux_enable} in 616[Yy][Ee][Ss]) 617 echo -n ' linux' 618 if ! kldstat -v | grep -E 'linux(aout|elf)' > /dev/null; then 619 kldload linux > /dev/null 2>&1 620 fi 621 if [ -x /compat/linux/sbin/ldconfig ]; then 622 /compat/linux/sbin/ldconfig 623 fi 624 ;; 625esac 626 627# Start the SysVR4 binary emulation if requested. 628# 629case ${svr4_enable} in 630[Yy][Ee][Ss]) 631 echo -n ' svr4'; kldload svr4 > /dev/null 2>&1 632 ;; 633esac 634 635echo . 636 637# Do traditional (but rather obsolete) rc.local file if it exists. If you 638# use this file and want to make it programmatic, source /etc/defaults/rc.conf 639# in /etc/rc.local and add your custom variables to /etc/rc.conf, as 640# shown below. Please do not put local extensions into /etc/rc itself. 641# Use /etc/rc.local 642# 643# ---- rc.local ---- 644# if [ -r /etc/defaults/rc.conf ]; then 645# . /etc/defaults/rc.conf 646# source_rc_confs 647# elif [ -r /etc/rc.conf ]; then 648# . /etc/rc.conf 649# fi 650# 651# ... additional startup conditionals ... 652# ---- rc.local ---- 653# 654if [ -r /etc/rc.local ]; then 655 echo -n 'starting local daemons:' 656 sh /etc/rc.local 657 echo '.' 658fi 659 660# For each valid dir in $local_startup, search for init scripts matching *.sh 661# 662case ${local_startup} in 663[Nn][Oo] | '') 664 ;; 665*) 666 echo -n 'Local package initialization:' 667 for dir in ${local_startup}; do 668 if [ -d "${dir}" ]; then 669 for script in ${dir}/*.sh; do 670 if [ -x "${script}" ]; then 671 (set -T 672 trap 'exit 1' 2 673 ${script} start) 674 fi 675 done 676 fi 677 done 678 echo . 679 ;; 680esac 681 682if [ -n "${network_pass3_done}" ]; then 683 network_pass4 684fi 685 686# Raise kernel security level. This should be done only after `fsck' has 687# repaired local file systems if you want the securelevel to be greater than 1. 688# 689case ${kern_securelevel_enable} in 690[Yy][Ee][Ss]) 691 if [ "${kern_securelevel}" -ge 0 ]; then 692 echo 'Raising kernel security level' 693 sysctl -w kern.securelevel=${kern_securelevel} 694 fi 695 ;; 696esac 697 698date 699exit 0 700