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path: root/etc/rc
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#!/bin/sh
#
# Copyright (c) 2000  The FreeBSD Project
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
#	From: @(#)rc	5.27 (Berkeley) 6/5/91
#

# System startup script run by init on autoboot
# or after single-user.
# Output and error are redirected to console by init,
# and the console is the controlling terminal.

# Note that almost all of the user-configurable behavior is no longer in
# this file, but rather in /etc/defaults/rc.conf.  Please check that file
# first before contemplating any changes here.  If you do need to change
# this file for some reason, we would like to know about it.

stty status '^T'

# Set shell to ignore SIGINT (2), but not children;
# shell catches SIGQUIT (3) and returns to single user after fsck.
#
trap : 2
trap : 3	# shouldn't be needed

bootmode=$1

HOME=/
PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin
export HOME PATH

# BOOTP diskless boot.  We have to run the rc file early in order to
# retarget various config files.
# See /usr/share/examples/diskless/clone_root for details on how
# to setup diskless on the client and the server.
#
if [ -r /etc/rc.diskless1 ]; then
	dlv=`/sbin/sysctl -n vfs.nfs.diskless_valid 2> /dev/null`
	if [ ${dlv:=0} != 0 ]; then
		. /etc/rc.diskless1
	fi
fi

# If there is a global system configuration file, suck it in.
#
if [ -r /etc/defaults/rc.conf ]; then
	. /etc/defaults/rc.conf
	source_rc_confs
elif [ -r /etc/rc.conf ]; then
	. /etc/rc.conf
fi

chkdepend() {
	svc=$1
	svc_var=$2
	dep=$3
	dep_var=$4

	eval svc_val=\${$svc_var}
	eval dep_val=\${$dep_var}

	case ${svc_val} in
	[Yy][Ee][Ss])
		case ${dep_val} in
		[Yy][Ee][Ss])
		    ;;
		*)
		    eval ${dep_var}="YES"
		    echo "DEPENDENCY NOTE: ${dep} will be enabled" \
			 "to support ${svc}"
		    ;;
		esac
		;;
	esac
}

chkdepend amd amd_enable        portmap portmap_enable
chkdepend NFS nfs_server_enable portmap portmap_enable
chkdepend NIS nis_server_enable portmap portmap_enable
chkdepend NIS nis_client_enable portmap portmap_enable

# Configure ccd devices.
#
if [ -r /etc/ccd.conf ]; then
	ccdconfig -C
fi

case ${start_vinum} in
[Yy][Ee][Ss])
	vinum start
	;;
esac

swapon -a

case ${bootmode} in
autoboot)
	echo 'Automatic boot in progress...'
	fsck -p
	case $? in
	0)
		;;
	2)
		exit 1
		;;
	4)
		reboot
		echo 'Reboot failed... help!'
		exit 1
		;;
	8)
		case ${fsck_y_enable} in
		[Yy][Ee][Ss])
			echo 'File system preen failed, trying fsck -y . . .'
			fsck -y
			case $? in
			0)
				;;
			*)
			echo 'Automatic file system check failed . . . help!'
				exit 1
				;;
			esac
			;;
		*)
			echo 'Automatic file system check failed . . . help!'
			exit 1
			;;
		esac
		;;
	12)
		echo 'Reboot interrupted'
		exit 1
		;;
	130)
		# interrupt before catcher installed
		exit 1
		;;
	*)
		echo 'Unknown error in reboot'
		exit 1
		;;
	esac
	;;
*)
	echo 'Skipping disk checks ...'
	;;
esac

set -T
trap "echo 'Reboot interrupted'; exit 1" 3

# root normally must be read/write, but if this is a BOOTP NFS
# diskless boot it does not have to be.
#
case ${root_rw_mount} in
[Nn][Oo] | '')
	;;
*)
	if ! mount -u -o rw / ; then
		echo 'Mounting root filesystem rw failed, startup aborted'
		exit 1
	fi
	;;
esac

umount -a >/dev/null 2>&1

# If using diskless, run custom disk mounting function here
#
if [ -n "${diskless_mount}" -a -r "${diskless_mount}" ]; then
	sh ${diskless_mount}
else
# otherwise mount everything except nfs filesystems.
	mount -a -t nonfs
fi

case $? in
0)
	;;
*)
	echo 'Mounting /etc/fstab filesystems failed, startup aborted'
	exit 1
	;;
esac


adjkerntz -i

purgedir() {
	local dir file

	if [ $# -eq 0 ]; then
		purgedir .
	else
		for dir
		do
		(
			cd "$dir" && for file in .* *
			do
				[ ."$file" = .. -o ."$file" = ... ] && continue
				if [ -d "$file" -a ! -L "$file" ]
				then
					purgedir "$file"
				else
					rm -f -- "$file"
				fi
			done
		)
		done
	fi
}

clean_var() {
	if [ ! -f /var/run/clean_var ]; then
		purgedir /var/run /var/spool/lock
		rm -rf /var/spool/uucp/.Temp/*
		# Keep a copy of the boot messages around
		dmesg >/var/run/dmesg.boot
		# And an initial utmp file
		(cd /var/run && cp /dev/null utmp && chmod 644 utmp;)
		>/var/run/clean_var
	fi
}

if [ -d /var/run -a -d /var/spool/lock -a -d /var/spool/uucp/.Temp ]; then
	# network_pass1() *may* end up writing stuff to /var - we don't want to
	# remove it immediately afterwards - *nor* to we want to fail to clean
	# an nfs-mounted /var.
	clean_var
fi

# Add additional swapfile, if configured.
#
case ${swapfile} in
[Nn][Oo] | '')
	;;
*)
	if [ -w "${swapfile}" -a -c /dev/vn0b ]; then
		echo "Adding ${swapfile} as additional swap"
		vnconfig -e /dev/vn0b ${swapfile} swap
	fi
	;;
esac

# Set sysctl variables as early as we can
#
if [ -r /etc/rc.sysctl ]; then
	. /etc/rc.sysctl
fi

# Configure serial devices
#
if [ -r /etc/rc.serial ]; then
	. /etc/rc.serial
fi

# Start up PC-card configuration
#
if [ -r /etc/rc.pccard ]; then
	. /etc/rc.pccard
fi

# Start up the initial network configuration.
#
if [ -r /etc/rc.network ]; then
	. /etc/rc.network	# We only need to do this once.
	network_pass1
fi

case ${ipv6_enable} in
[Yy][Ee][Ss])
	if [ -r /etc/rc.network6 ]; then
		. /etc/rc.network6	# We only need to do this once also.
		network6_pass1
	fi
	;;
esac

# Mount NFS filesystems if present in /etc/fstab
case "`mount -d -a -t nfs 2> /dev/null`" in
*mount_nfs*)
	echo -n 'Mounting NFS file systems:'
	mount -a -t nfs
	echo '.'
	;;
esac

# Whack the pty perms back into shape.
#
if ls /dev/tty[pqrsPQRS]* > /dev/null 2>&1; then
	chflags 0 /dev/tty[pqrsPQRS]*
	chmod 666 /dev/tty[pqrsPQRS]*
	chown root:wheel /dev/tty[pqrsPQRS]*
fi

# Clean up left-over files
#
clean_var			# If it hasn't already been done
rm /var/run/clean_var

# Clearing /tmp at boot-time seems to have a long tradition.  It doesn't
# help in any way for long-living systems, and it might accidentally
# clobber files you would rather like to have preserved after a crash
# (if not using mfs /tmp anyway).
#
# See also the example of another cleanup policy in /etc/periodic/daily.
#
case ${clear_tmp_enable} in
[Yy][Ee][Ss])
	echo -n 'Clearing /tmp:'
	# prune quickly with one rm, then use find to clean up /tmp/[lq]*
	# (not needed with mfs /tmp, but doesn't hurt there...)
	(cd /tmp && rm -rf [a-km-pr-zA-Z]* &&
		find -d . ! -name . ! -name lost+found ! -name quota.user \
		! -name quota.group -exec rm -rf -- {} \;)
	echo '.'
	;;
esac

# Remove X lock files, since they will prevent you from restarting X11
# after a system crash.
#
rm -f /tmp/.X*-lock /tmp/.X11-unix/*

# Snapshot any kernel -c changes back to disk here <someday>.
# This has changed with ELF and /kernel.config.

echo -n 'Additional daemons:'

# Start system logging and name service.  Named needs to start before syslogd
# if you don't have a /etc/resolv.conf.
#
case ${syslogd_enable} in
[Yy][Ee][Ss])
	# Transitional symlink (for the next couple of years :) until all
	# binaries have had a chance to move towards /var/run/log.
	if [ ! -h /dev/log ]; then
		# might complain for r/o root f/s
		ln -sf /var/run/log /dev/log
	fi

	rm -f /var/run/log
	echo -n ' syslogd';
	${syslogd_program:-/usr/sbin/syslogd} ${syslogd_flags}
	;;
esac

echo '.'

# Build devices database
#
dev_mkdb

# Enable dumpdev so that savecore can see it.
# /var/crash should be a directory or a symbolic link
# to the crash directory if core dumps are to be saved.
#
case ${dumpdev} in
[Nn][Oo] | '')
	;;
*)
	if [ -e "${dumpdev}" -a -d /var/crash ]; then
		/sbin/dumpon -v ${dumpdev}
		echo -n 'Checking for core dump: '
		/sbin/savecore ${savecore_flags} /var/crash
	fi
	;;
esac

if [ -n "${network_pass1_done}" ]; then
	network_pass2
fi

# Enable/Check the quotas (must be after ypbind if using NIS)
#
case ${enable_quotas} in
[Yy][Ee][Ss])
	case ${check_quotas} in
	[Yy][Ee][Ss])
		echo -n 'Checking quotas:'
		quotacheck -a
		echo ' done.'
		;;
	esac

	echo -n 'Enabling quotas:'
	quotaon -a
	echo ' done.'
	;;
esac

if [ -n "${network_pass2_done}" ]; then
	network_pass3
fi

# Check the password temp/lock file
#
if [ -e /etc/ptmp ]; then
	logger -s -p auth.err \
	"password file may be incorrect -- /etc/ptmp exists"
fi

case ${accounting_enable} in
[Yy][Ee][Ss])
	if [ -d /var/account ]; then
		echo 'Turning on accounting:'
		if [ ! -e /var/account/acct ]; then
			touch /var/account/acct
		fi
		accton /var/account/acct
	fi
	;;
esac

# Make shared lib searching a little faster.  Leave /usr/lib first if you
# add your own entries or you may come to grief.
#
ldconfig="/sbin/ldconfig"
case ${ldconfig_insecure} in
[Yy][Ee][Ss])
	ldconfig="${ldconfig} -i"
	;;
esac
if [ -x /sbin/ldconfig ]; then
	case `/usr/bin/objformat` in
	elf)
		_LDC=/usr/lib
		for i in ${ldconfig_paths}; do
			if [ -d "${i}" ]; then
				_LDC="${_LDC} ${i}"
			fi
		done
		echo 'ELF ldconfig path:' ${_LDC}
		${ldconfig} -elf ${_LDC}
		;;
	esac

	# Legacy aout support for i386 only
	case `sysctl -n hw.machine` in
	i386)
		# Default the a.out ldconfig path.
		: ${ldconfig_paths_aout=${ldconfig_paths}}
		_LDC=/usr/lib/aout
		for i in ${ldconfig_paths_aout}; do
			if [ -d "${i}" ]; then
				_LDC="${_LDC} ${i}"
			fi
		done
		echo 'a.out ldconfig path:' ${_LDC}
		${ldconfig} -aout ${_LDC}
		;;
	esac
fi

# Now start up miscellaneous daemons that don't belong anywhere else
#
echo -n 'Starting standard daemons:'
case ${inetd_enable} in
[Nn][Oo])
	;;
*)
	echo -n ' inetd'; ${inetd_program:-/usr/sbin/inetd} ${inetd_flags}
	;;
esac

case ${cron_enable} in
[Nn][Oo])
	;;
*)
	echo -n ' cron';	${cron_program:-/usr/sbin/cron} ${cron_flags}
	;;
esac

case ${lpd_enable} in
[Yy][Ee][Ss])
	echo -n ' printer';	${lpd_program:-/usr/sbin/lpd} ${lpd_flags}
	;;
esac

case ${sshd_enable} in
[Yy][Ee][Ss])
	if [ -x ${sshd_program:-/usr/sbin/sshd} ]; then
		echo -n ' sshd';
		${sshd_program:-/usr/sbin/sshd} ${sshd_flags}
	fi
	;;
esac

case ${usbd_enable} in
[Yy][Ee][Ss])
	echo -n ' usbd';	/usr/sbin/usbd ${usbd_flags}
	;;
esac

if [ -r /etc/mail/sendmail.cf ]; then
	case ${sendmail_enable} in
	[Yy][Ee][Ss])
		echo -n ' sendmail'
		/usr/sbin/sendmail ${sendmail_flags}
		;;
	*)
		case ${sendmail_outbound_enable} in
		[Yy][Ee][Ss])
			echo -n ' sendmail'
			/usr/sbin/sendmail ${sendmail_outbound_flags}
			;;
		esac
		;;
	esac
fi

echo '.'

# Recover vi editor files.
find /var/tmp/vi.recover ! -type f -a ! -type d -delete
vibackup=`echo /var/tmp/vi.recover/vi.*`
if [ "${vibackup}" != '/var/tmp/vi.recover/vi.*' ]; then
	echo -n 'Recovering vi editor sessions:'
	for i in /var/tmp/vi.recover/vi.*; do
		# Only test files that are readable.
		if [ ! -r "${i}" ]; then
			continue
		fi

		# Unmodified nvi editor backup files either have the
		# execute bit set or are zero length.  Delete them.
		if [ -x "${i}" -o ! -s "${i}" ]; then
			rm -f "${i}"
		fi
	done

	# It is possible to get incomplete recovery files, if the editor
	# crashes at the right time.
	virecovery=`echo /var/tmp/vi.recover/recover.*`
	if [ "${virecovery}" != "/var/tmp/vi.recover/recover.*" ]; then
		for i in /var/tmp/vi.recover/recover.*; do
			# Only test files that are readable.
			if [ ! -r "${i}" ]; then
				continue
			fi

			# Delete any recovery files that are zero length,
			# corrupted, or that have no corresponding backup file.
			# Else send mail to the user.
			recfile=`awk '/^X-vi-recover-path:/{print $2}' < "${i}"`
			if [ -n "${recfile}" -a -s "${recfile}" ]; then
				sendmail -t < "${i}"
			else
				rm -f "${i}"
			fi
		done
	fi
	echo '.'
fi

# Make a bounds file for msgs(1) if there isn't one already
#
if [ -d /var/msgs -a ! -f /var/msgs/bounds -a ! -L /var/msgs/bounds ]; then
	echo 0 > /var/msgs/bounds
fi

case ${update_motd} in
[Nn][Oo] | '')
	;;
*)
	if T=`mktemp /tmp/_motd.XXXXXX`; then
		uname -v | sed -e 's,^\([^#]*\) #\(.* [1-2][0-9][0-9][0-9]\).*/\([^\]*\) $,\1 (\3) #\2,' > ${T}
		awk '{if (NR == 1) {if ($1 == "FreeBSD") {next} else {print "\n"$0}} else {print}}' < /etc/motd >> ${T}
		cmp -s ${T} /etc/motd || {
			cp ${T} /etc/motd
			chmod 644 /etc/motd
		}
		rm -f ${T}
	fi
	;;
esac

# Configure implementation specific stuff
#
arch=`uname -m`
if [ -r /etc/rc.${arch} ]; then
	. /etc/rc.${arch}
fi

# Configure the system console
#
if [ -r /etc/rc.syscons ]; then
	. /etc/rc.syscons
fi

echo -n 'Additional ABI support:'

# Start the Linux binary compatibility if requested.
#
case ${linux_enable} in
[Yy][Ee][Ss])
	echo -n ' linux'
	if ! kldstat -v | grep -E 'linux(aout|elf)' > /dev/null; then
		kldload linux > /dev/null 2>&1
	fi
	if [ -x /compat/linux/sbin/ldconfig ]; then
		/compat/linux/sbin/ldconfig
	fi
	;;
esac

# Start the SysVR4 binary emulation if requested.
#
case ${svr4_enable} in
[Yy][Ee][Ss])
	echo -n ' svr4';
	kldload streams > /dev/null 2>&1
	kldload svr4 > /dev/null 2>&1
	;;
esac

echo '.'

# Do traditional (but rather obsolete) rc.local file if it exists.  If you
# use this file and want to make it programmatic, source /etc/defaults/rc.conf
# in /etc/rc.local and add your custom variables to /etc/rc.conf, as
# shown below.  Please do not put local extensions into /etc/rc itself.
# Use /etc/rc.local
#
# ---- rc.local ----
#	if [ -r /etc/defaults/rc.conf ]; then
#		. /etc/defaults/rc.conf
#		source_rc_confs
#	elif [ -r /etc/rc.conf ]; then
#		. /etc/rc.conf
#	fi
#
#	... additional startup conditionals ...
# ---- rc.local ----
#
if [ -r /etc/rc.local ]; then
	echo -n 'Starting local daemons:'
	sh /etc/rc.local
	echo '.'
fi

# For each valid dir in $local_startup, search for init scripts matching *.sh
#
case ${local_startup} in
[Nn][Oo] | '')
	;;
*)
	echo -n 'Local package initialization:'
	slist=""
	for dir in ${local_startup}; do
		if [ -d "${dir}" ]; then
			for script in ${dir}/*.sh; do
				slist="${slist}${script_name_sep}${script}"
			done
		fi
	done
	script_save_sep="$IFS"
	IFS="${script_name_sep}"
	for script in ${slist}; do
		if [ -x "${script}" ]; then
			(set -T
			trap 'exit 1' 2
			${script} start)
		fi
	done
	IFS="${script_save_sep}"
	echo '.'
	;;
esac

if [ -n "${network_pass3_done}" ]; then
	network_pass4
fi

# Raise kernel security level.  This should be done only after `fsck' has
# repaired local file systems if you want the securelevel to be greater than 1.
#
case ${kern_securelevel_enable} in
[Yy][Ee][Ss])
	if [ "${kern_securelevel}" -ge 0 ]; then
		echo 'Raising kernel security level: '
		sysctl -w kern.securelevel=${kern_securelevel}
	fi
	;;
esac

echo ''

date

exit 0