Annotation of src/etc/rc, Revision 1.452
1.452 ! rpe 1: # $OpenBSD: rc,v 1.451 2015/07/18 00:37:23 rpe Exp $
1.1 deraadt 2:
1.450 rpe 3: # System startup script run by init on autoboot or after single-user.
4: # Output and error are redirected to console by init, and the console is the
5: # controlling terminal.
1.1 deraadt 6:
1.131 millert 7: # Subroutines (have to come first).
8:
1.450 rpe 9:
10: # Strip comments (and leading/trailing whitespace if IFS is set) from a file
11: # and spew to stdout.
1.131 millert 12: stripcom() {
13: local _file="$1"
14: local _line
15:
16: {
17: while read _line ; do
18: _line=${_line%%#*} # strip comments
19: test -z "$_line" && continue
20: echo $_line
21: done
1.451 rpe 22: } <$_file
1.131 millert 23: }
24:
1.450 rpe 25: # Update resource limits when sysctl changes.
1.265 millert 26: # Usage: update_limit -X loginconf_name
27: update_limit() {
28: local _fl="$1" # ulimit flag
29: local _lc="$2" # login.conf name
30: local _new _suf
31:
32: for _suf in "" -cur -max; do
33: _new=`getcap -f /etc/login.conf -s ${_lc}${_suf} daemon 2>/dev/null`
34: if [ X"$_new" != X"" ]; then
35: if [ X"$_new" = X"infinity" ]; then
36: _new=unlimited
37: fi
38: case "$_suf" in
39: -cur)
40: ulimit -S $_fl $_new
41: ;;
42: -max)
43: ulimit -H $_fl $_new
44: ;;
45: *)
46: ulimit $_fl $_new
47: return
48: ;;
49: esac
50: fi
51: done
52: }
53:
1.451 rpe 54: # Apply sysctl(8) settings.
1.265 millert 55: sysctl_conf() {
1.267 millert 56: test -s /etc/sysctl.conf || return
57:
1.265 millert 58: # delete comments and blank lines
59: set -- `stripcom /etc/sysctl.conf`
60: while [ $# -ge 1 ] ; do
61: sysctl $1
62: # update limits if needed
63: case $1 in
64: kern.maxproc=*)
65: update_limit -p maxproc
66: ;;
67: kern.maxfiles=*)
68: update_limit -n openfiles
69: ;;
70: esac
71: shift
72: done
73: }
74:
1.450 rpe 75: # Apply mixerctl(1) settings.
1.452 ! rpe 76: mixerctl_conf() {
1.267 millert 77: test -s /etc/mixerctl.conf || return
78:
1.265 millert 79: # delete comments and blank lines
80: set -- `stripcom /etc/mixerctl.conf`
81: while [ $# -ge 1 ] ; do
1.451 rpe 82: mixerctl -q $1 >/dev/null 2>&1
1.265 millert 83: shift
84: done
85: }
86:
1.450 rpe 87: # Apply wscons system driver settings using wsconsctl(8).
1.452 ! rpe 88: wsconsctl_conf() {
1.267 millert 89: local save_IFS="$IFS"
90:
91: test -x /sbin/wsconsctl -a -s /etc/wsconsctl.conf || return
92: # delete comments and blank lines
93: IFS="
94: "
95: set -- `stripcom /etc/wsconsctl.conf`
96: IFS="$save_IFS"
97: while [ $# -ge 1 ] ; do
1.356 deraadt 98: eval wsconsctl $1
1.267 millert 99: shift
100: done
101: }
102:
1.452 ! rpe 103: random_seed() {
1.427 bluhm 104: # push the old seed into the kernel
105: dd if=/var/db/host.random of=/dev/random bs=65536 count=1 status=none
106: chmod 600 /var/db/host.random
107: # ... and create a future seed
108: dd if=/dev/random of=/var/db/host.random bs=65536 count=1 status=none
109: # and create a seed file for the boot-loader
110: dd if=/dev/random of=/etc/random.seed bs=512 count=1 status=none
111: chmod 600 /etc/random.seed
1.312 djm 112: }
113:
1.450 rpe 114: # Populate net.inet.(tcp|udp).baddynamic with the contents of /etc/services so
115: # as to avoid randomly allocating source ports that correspond to well-known
1.451 rpe 116: # services.
1.452 ! rpe 117: fill_baddynamic() {
1.390 halex 118: local _service=$1
1.318 djm 119: local _sysctl="net.inet.${_service}.baddynamic"
1.390 halex 120: stripcom /etc/services |
121: {
122: # Variables are local
123: while IFS=" /" read _name _port _srv _junk; do
1.391 halex 124: [ "x${_srv}" = "x${_service}" ] || continue
1.390 halex 125: _ban="${_ban:+${_ban},}+${_port}"
126: # Flush before argv gets too long
127: if [ ${#_ban} -gt 1024 ]; then
128: sysctl -q ${_sysctl}=${_ban}
129: _ban=""
130: fi
131: done
132: [ "${_ban}" ] && sysctl -q ${_sysctl}=${_ban}
133: }
1.318 djm 134: }
135:
1.450 rpe 136: # Start daemon using the rc.d daemon control scripts.
1.451 rpe 137: # Usage: start_daemon daemon1 daemon2 daemon3
1.452 ! rpe 138: start_daemon() {
1.354 robert 139: local _n
1.353 robert 140: for _n; do
141: eval _do=\${${_n}_flags}
142: if [ X"${_do}" != X"NO" ]; then
143: /etc/rc.d/${_n} start
144: fi
145: done
146: }
147:
1.450 rpe 148: # Generate keys for isakmpd, iked and sshd if the don't exist yet.
1.452 ! rpe 149: make_keys() {
1.373 deraadt 150: if [ ! -f /etc/isakmpd/private/local.key ]; then
151: echo -n "openssl: generating isakmpd/iked RSA key... "
152: if openssl genrsa -out /etc/isakmpd/private/local.key 2048 \
153: >/dev/null 2>&1; then
154: chmod 600 /etc/isakmpd/private/local.key
155: openssl rsa -out /etc/isakmpd/local.pub -in \
156: /etc/isakmpd/private/local.key -pubout \
157: >/dev/null 2>&1
158: echo done.
159: else
160: echo failed.
161: fi
162: fi
163:
164: if [ ! -f /etc/iked/private/local.key ]; then
165: # Just copy the generated isakmpd key
166: cp /etc/isakmpd/private/local.key /etc/iked/private/local.key
167: chmod 600 /etc/iked/private/local.key
168: cp /etc/isakmpd/local.pub /etc/iked/local.pub
169: fi
170:
171: ssh-keygen -A
172: }
173:
1.450 rpe 174: # Create Unix sockets directories for X if needed and make sure they have
175: # correct permissions.
1.452 ! rpe 176: setup_X_sockets() {
1.373 deraadt 177: if [ -d /usr/X11R6/lib ]; then
178: for d in /tmp/.X11-unix /tmp/.ICE-unix ; do
179: if [ -d $d ]; then
180: if [ `ls -ld $d | cut -d' ' -f4` \
181: != root ]; then
182: chown root $d
183: fi
184: if [ `ls -ld $d | cut -d' ' -f1` \
185: != drwxrwxrwt ]; then
186: chmod 1777 $d
187: fi
188: elif [ -e $d ]; then
189: echo "Error: $d exists and isn't a directory."
190: else
191: mkdir -m 1777 $d
192: fi
193: done
194: fi
195: }
196:
1.450 rpe 197: # Check filesystems, optionally by using a flag for fsck(8) passed as $1.
1.452 ! rpe 198: do_fsck() {
1.429 claudio 199: local _flags=$1
200:
201: fsck -p $_flags
202: case $? in
203: 0)
204: ;;
205: 2)
206: exit 1
207: ;;
208: 4)
209: echo "Rebooting..."
210: reboot
211: echo "Reboot failed; help!"
212: exit 1
213: ;;
214: 8)
215: echo "Automatic file system check failed; help!"
216: exit 1
217: ;;
218: 12)
219: echo "Boot interrupted."
220: exit 1
221: ;;
222: 130)
1.450 rpe 223: # Interrupt before catcher installed.
1.429 claudio 224: exit 1
225: ;;
226: *)
227: echo "Unknown error; help!"
228: exit 1
229: ;;
230: esac
231: }
232:
1.450 rpe 233: # End subroutines.
1.131 millert 234:
1.1 deraadt 235: stty status '^T'
236:
1.450 rpe 237: # Set shell to ignore SIGINT (2), but not children; shell catches SIGQUIT (3)
238: # and returns to single user after fsck.
1.1 deraadt 239: trap : 2
1.450 rpe 240: trap : 3 # Shouldn't be needed.
1.1 deraadt 241:
242: HOME=/; export HOME
1.349 robert 243: INRC=1; export INRC
1.1 deraadt 244: PATH=/sbin:/bin:/usr/sbin:/usr/bin
245: export PATH
1.395 deraadt 246:
1.450 rpe 247: # Must set the domainname before rc.conf, so YP startup choices can be made.
1.395 deraadt 248: if [ -f /etc/defaultdomain ]; then
249: domainname `stripcom /etc/defaultdomain`
250: fi
1.108 deraadt 251:
1.450 rpe 252: # Need to get local functions from rc.subr.
1.428 robert 253: FUNCS_ONLY=1 . /etc/rc.d/rc.subr
254:
1.450 rpe 255: # Load rc.conf into scope.
1.428 robert 256: _rc_parse_conf
1.343 robert 257:
1.266 millert 258: if [ X"$1" = X"shutdown" ]; then
1.437 bluhm 259: if echo 2>/dev/null >>/var/db/host.random || \
260: echo 2>/dev/null >>/etc/random.seed; then
261: random_seed
262: else
263: echo warning: cannot write random seed to disk
264: fi
1.416 rpe 265:
1.419 millert 266: # If we are in secure level 0, assume single user mode.
267: if [ `sysctl -n kern.securelevel` -ne 0 ]; then
1.421 schwarze 268: pkg_scripts=${pkg_scripts%%*( )}
1.413 deraadt 269: if [ -n "${pkg_scripts}" ]; then
270: echo -n 'stopping package daemons:'
271: while [ -n "${pkg_scripts}" ]; do
272: _r=${pkg_scripts##* }
273: pkg_scripts=${pkg_scripts%%*( )${_r}}
274: [ -x /etc/rc.d/${_r} ] && /etc/rc.d/${_r} stop
275: done
276: echo '.'
277: fi
278:
1.431 deraadt 279: [ -f /etc/rc.shutdown ] && sh /etc/rc.shutdown
1.413 deraadt 280: else
281: echo single user: not running shutdown scripts
282: fi
1.240 mcbride 283:
1.450 rpe 284: # Bring carp interfaces down gracefully.
1.413 deraadt 285: ifconfig | while read a b; do
286: case $a in
287: carp+([0-9]):) ifconfig ${a%:} down ;;
288: esac
289: done
1.246 mcbride 290:
1.108 deraadt 291: exit 0
1.1 deraadt 292: fi
1.98 jakob 293:
1.172 miod 294: swapctl -A -t blk
1.170 deraadt 295:
1.17 deraadt 296: if [ -e /fastboot ]; then
1.1 deraadt 297: echo "Fast boot: skipping disk checks."
1.266 millert 298: elif [ X"$1" = X"autoboot" ]; then
1.1 deraadt 299: echo "Automatic boot in progress: starting file system checks."
1.429 claudio 300: do_fsck
1.1 deraadt 301: fi
302:
303: trap "echo 'Boot interrupted.'; exit 1" 3
304:
305: umount -a >/dev/null 2>&1
1.303 grunk 306: mount -a -t nonfs,vnd
1.450 rpe 307: mount -uw / # root on nfs requires this, others aren't hurt.
1.1 deraadt 308: rm -f /fastboot # XXX (root now writeable)
1.177 deraadt 309:
1.450 rpe 310: # Set flags on ttys. (Do early, in case they use tty for SLIP in netstart.)
1.1 deraadt 311: echo 'setting tty flags'
312: ttyflags -a
1.77 angelos 313:
1.252 mcbride 314: if [ -f /sbin/kbd -a -f /etc/kbdtype ]; then
315: kbd `cat /etc/kbdtype`
316: fi
317:
1.279 deraadt 318: wsconsctl_conf
319:
1.266 millert 320: if [ X"${pf}" != X"NO" ]; then
1.211 mcbride 321: RULES="block all"
1.228 henning 322: RULES="$RULES\npass on lo0"
1.447 krw 323: RULES="$RULES\npass in proto tcp from any to any port ssh keep state"
324: RULES="$RULES\npass out proto { tcp, udp } from any to any port domain keep state"
1.215 camield 325: RULES="$RULES\npass out inet proto icmp all icmp-type echoreq keep state"
1.420 claudio 326: RULES="$RULES\npass out inet proto udp from any port bootpc to any port bootps"
327: RULES="$RULES\npass in inet proto udp from any port bootps to any port bootpc"
1.257 grange 328: if ifconfig lo0 inet6 >/dev/null 2>&1; then
1.258 itojun 329: RULES="$RULES\npass out inet6 proto icmp6 all icmp6-type neighbrsol"
330: RULES="$RULES\npass in inet6 proto icmp6 all icmp6-type neighbradv"
1.257 grange 331: RULES="$RULES\npass out inet6 proto icmp6 all icmp6-type routersol"
332: RULES="$RULES\npass in inet6 proto icmp6 all icmp6-type routeradv"
1.420 claudio 333: RULES="$RULES\npass out inet6 proto udp from any port dhcpv6-client to any port dhcpv6-server"
334: RULES="$RULES\npass in inet6 proto udp from any port dhcpv6-server to any port dhcpv6-client"
1.257 grange 335: fi
1.424 henning 336: RULES="$RULES\npass in proto carp keep state (no-sync)"
337: RULES="$RULES\npass out proto carp !received-on any keep state (no-sync)"
1.193 deraadt 338: case `sysctl vfs.mounts.nfs 2>/dev/null` in
1.184 deraadt 339: *[1-9]*)
1.450 rpe 340: # Don't kill NFS.
1.324 henning 341: RULES="set reassemble yes no-df\n$RULES"
1.447 krw 342: RULES="$RULES\npass in proto { tcp, udp } from any port { sunrpc, nfsd } to any"
343: RULES="$RULES\npass out proto { tcp, udp } from any to any port { sunrpc, nfsd } !received-on any"
1.184 deraadt 344: ;;
345: esac
1.269 dhartmei 346: echo $RULES | pfctl -f -
347: pfctl -e
1.176 kjell 348: fi
1.318 djm 349:
1.450 rpe 350: # Fill net.inet.(tcp|udp).baddynamic lists from /etc/services.
1.318 djm 351: fill_baddynamic udp
352: fill_baddynamic tcp
1.176 kjell 353:
1.267 millert 354: sysctl_conf
1.260 jsg 355:
1.450 rpe 356: # Set hostname, turn on network.
1.1 deraadt 357: echo 'starting network'
1.289 henning 358: ifconfig -g carp carpdemote 128
1.264 deraadt 359: if [ -f /etc/resolv.conf.save ]; then
1.334 deraadt 360: mv -f /etc/resolv.conf.save /etc/resolv.conf
1.264 deraadt 361: touch /etc/resolv.conf
362: fi
1.439 ajacouto 363: sh /etc/netstart
1.451 rpe 364: dmesg >/dev/random # Any write triggers a rekey.
1.176 kjell 365:
1.450 rpe 366: # Load pf rules and bring up pfsync interface.
1.266 millert 367: if [ X"${pf}" != X"NO" ]; then
1.449 ajacouto 368: if [ -f /etc/pf.conf ]; then
369: pfctl -f /etc/pf.conf
1.309 mpf 370: fi
1.450 rpe 371: # Bring up pfsync after the working ruleset has been loaded.
1.367 deraadt 372: if [ -f /etc/hostname.pfsync0 ]; then
1.435 deraadt 373: sh /etc/netstart pfsync0
1.367 deraadt 374: fi
1.176 kjell 375: fi
1.1 deraadt 376:
1.278 otto 377: mount -s /usr >/dev/null 2>&1
378: mount -s /var >/dev/null 2>&1
1.180 deraadt 379:
1.389 deraadt 380: random_seed
1.29 deraadt 381:
1.450 rpe 382: # Clean up left-over files.
1.376 deraadt 383: rm -f /etc/nologin /var/spool/lock/LCK.* /var/spool/uucp/STST/*
1.247 henning 384: (cd /var/run && { rm -rf -- *; install -c -m 664 -g utmp /dev/null utmp; })
1.196 beck 385: (cd /var/authpf && rm -rf -- *)
1.96 alex 386:
1.450 rpe 387: # Save a copy of the boot messages.
1.96 alex 388: dmesg >/var/run/dmesg.boot
1.55 deraadt 389:
1.373 deraadt 390: make_keys
391:
1.379 deraadt 392: echo -n 'starting early daemons:'
1.440 deraadt 393: start_daemon syslogd ldattach pflogd nsd unbound ntpd
1.429 claudio 394: start_daemon iscsid isakmpd iked sasyncd ldapd npppd
1.353 robert 395: echo '.'
1.280 hshoexer 396:
1.450 rpe 397: # Load IPsec rules.
1.280 hshoexer 398: if [ X"${ipsec}" != X"NO" ]; then
1.449 ajacouto 399: if [ -f /etc/ipsec.conf ]; then
400: ipsecctl -f /etc/ipsec.conf
1.280 hshoexer 401: fi
1.40 provos 402: fi
1.1 deraadt 403:
1.379 deraadt 404: echo -n 'starting RPC daemons:'
1.399 dlg 405: start_daemon portmap ypldap
1.376 deraadt 406: if [ X"`domainname`" != X"" ]; then
1.385 deraadt 407: start_daemon ypserv ypbind yppasswdd
1.376 deraadt 408: fi
1.399 dlg 409: start_daemon mountd nfsd lockd statd amd
1.1 deraadt 410: echo '.'
1.58 deraadt 411:
1.278 otto 412: mount -a
1.172 miod 413: swapctl -A -t noblk
1.429 claudio 414:
1.450 rpe 415: # Check and mount networked filesystems.
1.429 claudio 416: do_fsck -N
417: mount -a -N
1.1 deraadt 418:
1.450 rpe 419: # /var/crash should be a directory or a symbolic link to the crash directory
420: # if core dumps are to be saved.
1.1 deraadt 421: if [ -d /var/crash ]; then
1.188 tholo 422: savecore ${savecore_flags} /var/crash
1.90 art 423: fi
424:
1.266 millert 425: if [ X"${check_quotas}" = X"YES" ]; then
1.41 downsj 426: echo -n 'checking quotas:'
427: quotacheck -a
428: echo ' done.'
429: quotaon -a
430: fi
1.1 deraadt 431:
1.376 deraadt 432: kvm_mkdb # build kvm(3) databases
1.1 deraadt 433: dev_mkdb
1.101 deraadt 434: chmod 666 /dev/tty[pqrstuvwxyzPQRST]*
1.226 millert 435: chown root:wheel /dev/tty[pqrstuvwxyzPQRST]*
1.1 deraadt 436:
1.450 rpe 437: # Check the password temp/lock file.
1.17 deraadt 438: if [ -f /etc/ptmp ]; then
1.1 deraadt 439: logger -s -p auth.err \
1.376 deraadt 440: 'password file may be incorrect -- /etc/ptmp exists'
1.32 deraadt 441: fi
442:
1.49 millert 443: echo clearing /tmp
444:
1.450 rpe 445: # Prune quickly with one rm, then use find to clean up /tmp/[lqv]*
446: # (not needed with mfs /tmp, but doesn't hurt there...).
1.444 deraadt 447: (cd /tmp && rm -rf [a-km-pr-uw-zA-Z]*)
1.339 sthen 448: (cd /tmp &&
1.443 millert 449: find . -maxdepth 1 ! -name . ! -name lost+found ! -name quota.user \
1.444 deraadt 450: ! -name quota.group ! -name vi.recover -execdir rm -rf -- {} \;)
1.373 deraadt 451:
452: setup_X_sockets
1.203 hugh 453:
1.431 deraadt 454: [ -f /etc/rc.securelevel ] && sh /etc/rc.securelevel
1.450 rpe 455: # rc.securelevel did not specifically set -1 or 2, so select the default: 1.
1.432 ajacouto 456: if [ `sysctl -n kern.securelevel` -eq 0 ]; then
457: sysctl kern.securelevel=1
1.433 ajacouto 458: fi
1.1 deraadt 459:
1.450 rpe 460: # Patch /etc/motd.
1.34 deraadt 461: if [ ! -f /etc/motd ]; then
462: install -c -o root -g wheel -m 664 /dev/null /etc/motd
463: fi
1.364 guenther 464: if T=`mktemp /tmp/_motd.XXXXXXXXXX`; then
1.451 rpe 465: sysctl -n kern.version | sed 1q >$T
466: echo "" >>$T
467: sed '1,/^$/d' </etc/motd >>$T
1.102 millert 468: cmp -s $T /etc/motd || cp $T /etc/motd
469: rm -f $T
470: fi
1.34 deraadt 471:
1.298 ajacouto 472: if [ X"${accounting}" = X"YES" ]; then
473: if [ ! -f /var/account/acct ]; then
474: touch /var/account/acct
475: fi
1.451 rpe 476: echo 'turning on accounting'; accton /var/account/acct
1.1 deraadt 477: fi
478:
1.363 deraadt 479: if [ -f /sbin/ldconfig ]; then
1.115 deraadt 480: echo 'creating runtime link editor directory cache.'
481: if [ -d /usr/local/lib ]; then
1.183 todd 482: shlib_dirs="/usr/local/lib $shlib_dirs"
1.115 deraadt 483: fi
484: if [ -d /usr/X11R6/lib ]; then
1.183 todd 485: shlib_dirs="/usr/X11R6/lib $shlib_dirs"
1.115 deraadt 486: fi
487: ldconfig $shlib_dirs
1.231 millert 488: fi
489:
1.451 rpe 490: echo 'preserving editor files.'; /usr/libexec/vi.recover
1.244 markus 491:
1.353 robert 492: echo -n 'starting network daemons:'
1.404 kettenis 493: start_daemon ldomd sshd snmpd ldpd ripd ospfd ospf6d bgpd ifstated
1.383 deraadt 494: start_daemon relayd dhcpd dhcrelay mrouted dvmrpd
1.127 itojun 495:
496: if ifconfig lo0 inet6 >/dev/null 2>&1; then
497: fw=`sysctl -n net.inet6.ip6.forwarding`
1.446 florian 498: if [ X"${fw}" = X"1" ]; then
1.376 deraadt 499: start_daemon route6d rtadvd
1.127 itojun 500: fi
1.281 reyk 501: fi
502:
1.442 matthieu 503: start_daemon hostapd lpd smtpd slowcgi httpd ftpd
1.407 ajacouto 504: start_daemon ftpproxy tftpd tftpproxy identd inetd rarpd bootparamd
1.425 ajacouto 505: start_daemon rbootd mopd spamd spamlogd sndiod
1.377 robert 506: echo '.'
1.335 deraadt 507:
1.450 rpe 508: # If rc.firsttime exists, run it just once, and make sure it is deleted.
1.335 deraadt 509: if [ -f /etc/rc.firsttime ]; then
510: mv /etc/rc.firsttime /etc/rc.firsttime.run
1.384 halex 511: . /etc/rc.firsttime.run 2>&1 | tee /dev/tty |
1.392 halex 512: mail -Es "`hostname` rc.firsttime output" root >/dev/null
1.335 deraadt 513: fi
514: rm -f /etc/rc.firsttime.run
1.352 ajacouto 515:
1.450 rpe 516: # Run rc.d(8) scripts from packages.
1.380 ajacouto 517: if [ -n "${pkg_scripts}" ]; then
1.352 ajacouto 518: echo -n 'starting package daemons:'
1.380 ajacouto 519: for _r in $pkg_scripts; do
1.410 espie 520: if [ -x /etc/rc.d/${_r} ]; then
521: start_daemon ${_r}
522: else
523: echo -n " ${_r}(absent)"
524: fi
1.352 ajacouto 525: done
526: echo '.'
527: fi
1.17 deraadt 528:
1.431 deraadt 529: [ -f /etc/rc.local ] && sh /etc/rc.local
1.73 millert 530:
1.379 deraadt 531: ifconfig -g carp -carpdemote 128 # disable carp interlock
1.286 mcbride 532:
1.379 deraadt 533: mixerctl_conf
534: echo -n 'starting local daemons:'
1.386 deraadt 535: start_daemon apmd sensorsd hotplugd watchdogd cron wsmoused xdm
1.73 millert 536: echo '.'
1.1 deraadt 537:
538: date
539: exit 0
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