#	$OpenBSD: rc,v 1.289 2006/08/29 17:26:55 henning Exp $

# 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.

# Subroutines (have to come first).

# Strip comments (and leading/trailing whitespace if IFS is set)
# from a file and spew to stdout
stripcom() {
	local _file="$1"
	local _line

	{
		while read _line ; do
			_line=${_line%%#*}		# strip comments
			test -z "$_line" && continue
			echo $_line
		done
	} < $_file
}

# Update resource limits when sysctl changes
# Usage: update_limit -X loginconf_name
update_limit() {
	local _fl="$1"	# ulimit flag
	local _lc="$2"	# login.conf name
	local _new _suf

	for _suf in "" -cur -max; do
		_new=`getcap -f /etc/login.conf -s ${_lc}${_suf} daemon 2>/dev/null`
		if [ X"$_new" != X"" ]; then
			if [ X"$_new" = X"infinity" ]; then
				_new=unlimited
			fi
			case "$_suf" in
			-cur)
				ulimit -S $_fl $_new
				;;
			-max)
				ulimit -H $_fl $_new
				;;
			*)
				ulimit $_fl $_new
				return
				;;
			esac
		fi
	done
}

sysctl_conf() {
	test -s /etc/sysctl.conf || return

	# delete comments and blank lines
	set -- `stripcom /etc/sysctl.conf`
	while [ $# -ge 1 ] ; do
		sysctl $1
		# update limits if needed
		case $1 in
		kern.maxproc=*)
			update_limit -p maxproc
			;;
		kern.maxfiles=*)
			update_limit -n openfiles
			;;
		esac
		shift
	done
}

mixerctl_conf()
{
	test -s /etc/mixerctl.conf || return

	# delete comments and blank lines
	set -- `stripcom /etc/mixerctl.conf`
	while [ $# -ge 1 ] ; do
		mixerctl -q $1 > /dev/null 2>&1
		shift
	done
}

wsconsctl_conf()
{
	local save_IFS="$IFS"

	test -x /sbin/wsconsctl -a -s /etc/wsconsctl.conf || return
	# delete comments and blank lines
	IFS="
"
	set -- `stripcom /etc/wsconsctl.conf`
	IFS="$save_IFS"
	while [ $# -ge 1 ] ; do
		eval /sbin/wsconsctl -w $1
		shift
	done
}

# End subroutines

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

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

if [ X"$1" = X"shutdown" ]; then
	dd if=/dev/urandom of=/var/db/host.random bs=1024 count=64 >/dev/null 2>&1
	chmod 600 /var/db/host.random >/dev/null 2>&1
	if [ $? -eq 0 -a -f /etc/rc.shutdown ]; then
		echo /etc/rc.shutdown in progress...
		. /etc/rc.shutdown
		echo /etc/rc.shutdown complete.

		# bring carp interfaces down gracefully
		for hn in /etc/hostname.carp[0-9]*; do
			# Strip off /etc/hostname. prefix
			if=${hn#/etc/hostname.}
			test "$if" = "carp[0-9]*" && continue

			ifconfig $if > /dev/null 2>&1
			if [ $? -eq 0 ]; then
				ifconfig $if down
			fi
		done

		if [ X"${powerdown}" = X"YES" ]; then
			exit 2
		fi

	else
		echo single user: not running /etc/rc.shutdown
	fi
	exit 0
fi

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

# Configure raid devices.
for dev in 0 1 2 3; do
	if [ -f /etc/raid$dev.conf ]; then
		raidctl -c /etc/raid$dev.conf raid$dev
	fi
done

# Check parity on raid devices.
raidctl -P all

swapctl -A -t blk

if [ -e /fastboot ]; then
	echo "Fast boot: skipping disk checks."
elif [ X"$1" = X"autoboot" ]; then
	echo "Automatic boot in progress: starting file system checks."
	fsck -p
	case $? in
	0)
		;;
	2)
		exit 1
		;;
	4)
		echo "Rebooting..."
		reboot
		echo "Reboot failed; help!"
		exit 1
		;;
	8)
		echo "Automatic file system check failed; help!"
		exit 1
		;;
	12)
		echo "Boot interrupted."
		exit 1
		;;
	130)
		# interrupt before catcher installed
		exit 1
		;;
	*)
		echo "Unknown error; help!"
		exit 1
		;;
	esac
fi

trap "echo 'Boot interrupted.'; exit 1" 3

umount -a >/dev/null 2>&1
mount -a -t nonfs
mount -uw /		# root on nfs requires this, others aren't hurt
rm -f /fastboot		# XXX (root now writeable)

# pick up option configuration
. /etc/rc.conf

# set flags on ttys.  (do early, in case they use tty for SLIP in netstart)
echo 'setting tty flags'
ttyflags -a

if [ -f /sbin/kbd -a -f /etc/kbdtype ]; then
	kbd `cat /etc/kbdtype`
fi

wsconsctl_conf

if [ X"${pf}" != X"NO" ]; then
	RULES="block all"
	RULES="$RULES\npass on lo0"
	RULES="$RULES\npass in proto tcp from any to any port 22 keep state"
	RULES="$RULES\npass out proto { tcp, udp } from any to any port 53 keep state"
	RULES="$RULES\npass out inet proto icmp all icmp-type echoreq keep state"
	if ifconfig lo0 inet6 >/dev/null 2>&1; then
		RULES="$RULES\npass out inet6 proto icmp6 all icmp6-type neighbrsol"
		RULES="$RULES\npass in inet6 proto icmp6 all icmp6-type neighbradv"
		RULES="$RULES\npass out inet6 proto icmp6 all icmp6-type routersol"
		RULES="$RULES\npass in inet6 proto icmp6 all icmp6-type routeradv"
	fi
	RULES="$RULES\npass proto { pfsync, carp }"
	case `sysctl vfs.mounts.nfs 2>/dev/null` in
	*[1-9]*)
		# don't kill NFS
		RULES="scrub in all no-df\n$RULES"
		RULES="$RULES\npass in proto udp from any port { 111, 2049 } to any"
		RULES="$RULES\npass out proto udp from any to any port { 111, 2049 }"
		;;
	esac
	echo $RULES | pfctl -f -
	pfctl -e
fi

sysctl_conf

# set hostname, turn on network
echo 'starting network'
ifconfig -g carp carpdemote 128
if [ -f /etc/resolv.conf.save ]; then
	mv /etc/resolv.conf.save /etc/resolv.conf
	touch /etc/resolv.conf
fi
. /etc/netstart

if [ X"${pf}" != X"NO" ]; then
	if [ -f ${pf_rules} ]; then
		pfctl -f ${pf_rules}
	fi
fi

mount -s /usr >/dev/null 2>&1
mount -s /var >/dev/null 2>&1

# if there's no /var/db/host.random, make one through /dev/urandom
if [ ! -f /var/db/host.random ]; then
	dd if=/dev/urandom of=/var/db/host.random bs=1024 count=64 \
		>/dev/null 2>&1
	chmod 600 /var/db/host.random >/dev/null 2>&1
else
	dd if=/var/db/host.random of=/dev/urandom bs=1024 count=64 \
	    > /dev/null 2>&1
	dd if=/var/db/host.random of=/dev/arandom bs=1024 count=64 \
	    > /dev/null 2>&1
fi

# reset seed file, so that if a shutdown-less reboot occurs,
# the next seed is not a repeat
dd if=/dev/urandom of=/var/db/host.random bs=1024 count=64 \
    > /dev/null 2>&1

# clean up left-over files
rm -f /etc/nologin
rm -f /var/spool/lock/LCK.*
rm -f /var/spool/uucp/STST/*
(cd /var/run && { rm -rf -- *; install -c -m 664 -g utmp /dev/null utmp; })
(cd /var/authpf && rm -rf -- *)

# save a copy of the boot messages
dmesg >/var/run/dmesg.boot

echo 'starting system logger'
rm -f /dev/log
if [ X"${named_flags}" != X"NO" ]; then
	rm -f /var/named/dev/log
	syslogd_flags="${syslogd_flags} -a /var/named/dev/log"
fi
if [ -d /var/empty ]; then
	rm -f /var/empty/dev/log
	mkdir -p -m 0555 /var/empty/dev
	syslogd_flags="${syslogd_flags} -a /var/empty/dev/log"
fi
syslogd ${syslogd_flags}

if [ X"${pf}" != X"NO" -a X"${pflogd_flags}" != X"NO" ]; then
	if ifconfig pflog0 >/dev/null 2>&1; then
		ifconfig pflog0 up
		pflogd ${pflogd_flags}
	fi
fi

if [ X"${named_flags}" != X"NO" ]; then
	if ! cmp -s /etc/rndc.key /var/named/etc/rndc.key ; then
		echo -n "rndc-confgen: generating new shared secret... "
		if /usr/sbin/rndc-confgen -a -t /var/named >/dev/null 2>&1; then
			chmod 0640 /var/named/etc/rndc.key >/dev/null 2>&1
			echo done.
		else
			echo failed.
		fi
	fi

	echo 'starting named';		named $named_flags
fi

if [ X"${sasyncd_flags}" != X"NO" ]; then
	echo 'starting sasyncd';	sasyncd ${sasyncd_flags}
fi

if [ X"${isakmpd_flags}" != X"NO" ]; then
	echo 'starting isakmpd';	isakmpd ${isakmpd_flags}
fi

if [ X"${ipsec}" != X"NO" ]; then
	if [ -f ${ipsec_rules} ]; then
		ipsecctl -f ${ipsec_rules}
	fi
fi

echo -n 'starting initial daemons:'

if [ X"${portmap}" = X"YES" ]; then
	echo -n ' portmap';		portmap
fi

if [ X`domainname` != X ]; then
	if [ -d /var/yp/`domainname` ]; then
		# YP server capabilities needed...
		echo -n ' ypserv';		ypserv ${ypserv_flags}
		#echo -n ' ypxfrd';		ypxfrd
	fi

	if [ -d /var/yp/binding ]; then
		# YP client capabilities needed...
		echo -n ' ypbind';		ypbind
	fi

	if [ X"${yppasswdd_flags}" != X"NO" -a -d /var/yp/`domainname` ]; then
		# if we are the master server, run rpc.yppasswdd
		_host1=`ypwhich -m passwd 2> /dev/null`
		_host2=`hostname`
		if [ `grep '^lookup' /etc/resolv.conf | grep yp | wc -c` -ne 0 ]; then
			_host1=`ypmatch $_host1 hosts | cut -d'	' -f2`
			_host2=`ypmatch $_host2 hosts | cut -d'	' -f2 | head -1`
		else
			_host1=`echo $_host1 | nslookup | grep '^Name: ' | \
			    sed -e 's/^Name:    //'`
			_host2=`echo $_host2 | nslookup | grep '^Name: ' | \
			    sed -e 's/^Name:    //'`
		fi
		if [ "$_host2" = "$_host1" ]; then
			echo -n ' rpc.yppasswdd'
			rpc.yppasswdd ${yppasswdd_flags}
		fi
	fi
fi

if [ X"${nfs_server}" = X"YES" -a -s /etc/exports -a \
    `sed -e '/^#/d' < /etc/exports | wc -l` -ne 0 ]; then
	rm -f /var/db/mountdtab
	echo -n > /var/db/mountdtab
	echo -n ' mountd';		mountd
	echo -n ' nfsd';		nfsd ${nfsd_flags}
	if [ X"${lockd}" = X"YES" ]; then
		echo -n ' rpc.lockd';	rpc.lockd
	fi
fi

if [ X"${amd}" = X"YES" -a -e ${amd_master} ]; then
	echo -n ' amd'
	(cd /etc/amd; amd -l syslog -x error,noinfo,nostats -p \
	    -a ${amd_dir} `cat ${amd_master}` > /var/run/amd.pid )
fi

# run rdate before timed/ntpd
if [ X"${rdate_flags}" != X"NO" ]; then
	echo -n ' rdate';	rdate -s ${rdate_flags}
fi

if [ X"${timed_flags}" != X"NO" ]; then
	echo -n ' timed'; timed $timed_flags
fi

if [ X"${ntpd_flags}" != X"NO" ]; then
	echo -n ' ntpd'; ntpd $ntpd_flags
fi
echo '.'

mount -a

swapctl -A -t noblk

# /var/crash should be a directory or a symbolic link
# to the crash directory if core dumps are to be saved.
if [ -d /var/crash ]; then
	savecore ${savecore_flags} /var/crash
fi

if [ X"${afs}" = X"YES" -a -c /dev/xfs0 ]; then
	echo -n 'mounting afs:'
	mkdir -p -m 0755 /afs
	mount -t xfs /dev/xfs0 /afs
	/usr/libexec/afsd ${afsd_flags}
	echo ' done.'
fi

if [ X"${check_quotas}" = X"YES" ]; then
	echo -n 'checking quotas:'
	quotacheck -a
	echo ' done.'
	quotaon -a
fi

# build ps databases
echo -n 'building ps databases:'
echo -n " kvm"
kvm_mkdb
echo -n " dev"
dev_mkdb
echo "."

chmod 666 /dev/tty[pqrstuvwxyzPQRST]*
chown root:wheel /dev/tty[pqrstuvwxyzPQRST]*

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

echo 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 . ! -name . ! -name lost+found ! -name quota.user \
	! -name quota.group -execdir rm -rf -- {} \; -type d -prune)

# create Unix sockets directories for X if needed and make sure they have
# correct permissions
if [ -d /usr/X11R6/lib ]; then
	for d in /tmp/.X11-unix /tmp/.ICE-unix ; do
		if [ -d $d ]; then
			if [ `ls -ld $d | cut -d' ' -f4` != root ]; then
				chown root $d
			fi
			if [ `ls -ld $d | cut -d' ' -f1` != drwxrwxrwt ]; then
				chmod 1777 $d
			fi
		elif [ -e $d ]; then
			echo "Error: $d exists and isn't a directory."
		else
			mkdir -m 1777 $d
		fi
	done
fi

[ -f /etc/rc.securelevel ] && . /etc/rc.securelevel
if [ X"${securelevel}" != X"" ]; then
	echo -n 'setting kernel security level: '
	sysctl kern.securelevel=${securelevel}
fi

# patch /etc/motd
if [ ! -f /etc/motd ]; then
	install -c -o root -g wheel -m 664 /dev/null /etc/motd
fi
T=`mktemp /tmp/_motd.XXXXXXXXXX`
if [ $? -eq 0 ]; then
	sysctl -n kern.version | sed 1q > $T
	echo "" >> $T
	sed '1,/^$/d' < /etc/motd >> $T
	cmp -s $T /etc/motd || cp $T /etc/motd
	rm -f $T
fi

if [ -f /var/account/acct ]; then
	echo 'turning on accounting';	accton /var/account/acct
fi

if [ -f /sbin/ldconfig ]; then
	echo 'creating runtime link editor directory cache.'
	if [ -d /usr/local/lib ]; then
		shlib_dirs="/usr/local/lib $shlib_dirs"
	fi
	if [ -d /usr/X11R6/lib ]; then
		shlib_dirs="/usr/X11R6/lib $shlib_dirs"
	fi
	ldconfig $shlib_dirs
fi

if [ -x /usr/libexec/vi.recover ]; then
	echo 'preserving editor files';	/usr/libexec/vi.recover
fi

if [ ! -f /etc/ssh/ssh_host_dsa_key ]; then
	echo -n "ssh-keygen: generating new DSA host key... "
	if /usr/bin/ssh-keygen -q -t dsa -f /etc/ssh/ssh_host_dsa_key -N ''; then
		echo done.
	else
		echo failed.
	fi
fi
if [ ! -f /etc/ssh/ssh_host_rsa_key ]; then
	echo -n "ssh-keygen: generating new RSA host key... "
	if /usr/bin/ssh-keygen -q -t rsa -f /etc/ssh/ssh_host_rsa_key -N ''; then
		echo done.
	else
		echo failed.
	fi
fi
if [ ! -f /etc/ssh/ssh_host_key ]; then
	echo -n "ssh-keygen: generating new RSA1 host key... "
	if /usr/bin/ssh-keygen -q -t rsa1 -f /etc/ssh/ssh_host_key -N ''; then
		echo done.
	else
		echo failed.
	fi
fi

if [ ! -f /etc/isakmpd/private/local.key ]; then
	echo -n "openssl: generating new isakmpd RSA key... "
	if /usr/sbin/openssl genrsa -out /etc/isakmpd/private/local.key 1024 \
	    > /dev/null 2>&1; then
		chmod 600 /etc/isakmpd/private/local.key
		openssl rsa -out /etc/isakmpd/private/local.pub \
		    -in /etc/isakmpd/private/local.key -pubout > /dev/null 2>&1
		echo done.
	else
		echo failed.
	fi
fi

echo -n starting network daemons:

if [ X"${routed_flags}" != X"NO" ]; then
	echo -n ' routed';		routed $routed_flags
fi

if [ X"${mrouted_flags}" != X"NO" ]; then
	echo -n ' mrouted';		mrouted $mrouted_flags
fi

if [ X"${dvmrpd_flags}" != X"NO" ]; then
	echo -n ' dvmrpd';		/usr/sbin/dvmrpd $dvmrpd_flags
fi

if [ X"${ospfd_flags}" != X"NO" ]; then
	echo -n ' ospfd';		/usr/sbin/ospfd $ospfd_flags
fi

if [ X"${bgpd_flags}" != X"NO" ]; then
	echo -n ' bgpd';		/usr/sbin/bgpd $bgpd_flags
fi

if [ X"${dhcpd_flags}" != X"NO" -a -f /etc/dhcpd.conf ]; then
	touch /var/db/dhcpd.leases
	if [ -f /etc/dhcpd.interfaces ]; then
		dhcpd_ifs=`stripcom /etc/dhcpd.interfaces`
	fi
	echo -n ' dhcpd';	/usr/sbin/dhcpd ${dhcpd_flags} ${dhcpd_ifs}
fi

if [ X"${dhcrelay_flags}" != X"NO" ]; then
	echo -n ' dhcrelay';		/usr/sbin/dhcrelay $dhcrelay_flags
fi

if ifconfig lo0 inet6 >/dev/null 2>&1; then
	fw=`sysctl -n net.inet6.ip6.forwarding`
	if [ X"${fw}" = X"0" ]; then
		if [ X"${rtsold_flags}" != X"NO" ]; then
			echo -n ' rtsold'
			/usr/sbin/rtsold ${rtsold_flags}
		fi
	else
		if [ X"${route6d_flags}" != X"NO" ]; then
			echo -n ' route6d'
			/usr/sbin/route6d ${route6d_flags}
		fi
		if [ X"${rtadvd_flags}" != X"NO" ]; then
			echo -n ' rtadvd'
			/usr/sbin/rtadvd ${rtadvd_flags}
		fi
	fi
fi

if [ X"${hostapd_flags}" != X"NO" ]; then
	echo -n ' hostapd';		/usr/sbin/hostapd ${hostapd_flags};
fi

if [ X"${rwhod}" = X"YES" ]; then
	echo -n ' rwhod';		rwhod
fi


if [ X"${lpd_flags}" != X"NO" ]; then
	echo -n ' lpd';			lpd ${lpd_flags}
fi

# We call sendmail with a full path so that SIGHUP works.
# Note that /usr/sbin/sendmail may actually call a
# mailer other than sendmail, depending on /etc/mailer.conf.
if [ X"${sendmail_flags}" != X"NO" -a -s /etc/mailer.conf ]; then
	echo -n ' sendmail';		( /usr/sbin/sendmail ${sendmail_flags} >/dev/null 2>&1 & )
fi

if [ X"${httpd_flags}" != X"NO" ]; then
	# Clean up left-over httpd locks
	rm -f /var/www/logs/{ssl_mutex,httpd.lock,accept.lock}.*
	echo -n ' httpd';		/usr/sbin/httpd ${httpd_flags}
fi

if [ X"${ftpd_flags}" != X"NO" ]; then
	echo -n ' ftpd';		/usr/libexec/ftpd ${ftpd_flags}
fi

if [ X"${ftpproxy_flags}" != X"NO" ]; then
	echo -n ' ftp-proxy';		/usr/sbin/ftp-proxy ${ftpproxy_flags}
fi

if [ X"${identd_flags}" != X"NO" ]; then
	echo -n ' identd';		/usr/libexec/identd ${identd_flags}
fi

if [ X"${inetd}" = X"YES" -a -e /etc/inetd.conf ]; then
	echo -n ' inetd';		inetd
fi

if [ X"${sshd_flags}" != X"NO" ]; then
	echo -n ' sshd';		/usr/sbin/sshd ${sshd_flags};
fi

if [ X"${spamd_flags}" != X"NO" ]; then
	if [ X"${spamd_grey}" != X"NO" ]; then
		spamd_flags="${spamd_flags} -g"
	fi
	echo -n ' spamd';		eval /usr/libexec/spamd ${spamd_flags}
	/usr/libexec/spamd-setup
	if [ X"${spamd_grey}" != X"NO" ]; then
		echo -n ' spamlogd'
		/usr/libexec/spamlogd ${spamlogd_flags}
	fi
fi

if [ X"${rarpd_flags}" != X"NO" -a -s /etc/ethers ]; then
	echo -n ' rarpd';		rarpd ${rarpd_flags}
fi

if [ X"${bootparamd_flags}" != X"NO" -a -s /etc/bootparams ]; then
	echo -n ' rpc.bootparamd';	rpc.bootparamd ${bootparamd_flags}
fi

if [ X"${rbootd_flags}" != X"NO" -a -s /etc/rbootd.conf ]; then
	echo -n ' rbootd';		rbootd ${rbootd_flags}
fi

if [ X"${mopd_flags}" != X"NO" -a -d /tftpboot/mop ]; then
	echo -n ' mopd';		mopd ${mopd_flags}
fi

echo '.'

mixerctl_conf

# KerberosV master KDC
if [ X"${krb5_master_kdc}" = X"YES" ]; then
	echo 'KerberosV master KDC'
	/usr/libexec/kdc &
	/usr/libexec/kadmind &
	/usr/libexec/kpasswdd &
fi

# KerberosV slave KDC
if [ X"${krb5_slave_kdc}" = X"YES" ]; then
	echo 'KerberosV slave KDC'
	/usr/libexec/kdc &
	# Remember to enable hpropd in inetd.conf
fi

[ -f /etc/rc.local ] && . /etc/rc.local

echo -n standard daemons:

if [ X"${apmd_flags}" != X"NO" -a -x /usr/sbin/apmd ]; then
	echo -n ' apmd';	/usr/sbin/apmd ${apmd_flags}
fi

if [ X"${acpid_flags}" != X"NO" -a -x /usr/sbin/acpid ]; then
	echo -n ' acpid';	/usr/sbin/acpid ${acpid_flags}
fi

if [ X"${sensorsd_flags}" != X"NO" ]; then
	echo -n ' sensorsd';	/usr/sbin/sensorsd ${sensorsd_flags}
fi

if [ X"${hotplugd_flags}" != X"NO" -a -x /usr/sbin/hotplugd ]; then
	echo -n ' hotplugd';	/usr/sbin/hotplugd ${hotplugd_flags}
fi

if [ X"${watchdogd_flags}" != X"NO" -a -x /usr/sbin/watchdogd ]; then
	echo -n ' watchdogd';	/usr/sbin/watchdogd ${watchdogd_flags}
fi

echo -n ' cron';		cron

# disable carp interlock
ifconfig -g carp -carpdemote 128

echo '.'

date

if [ X"${wsmoused_flags}" != X"NO" -a -x /usr/sbin/wsmoused ]; then
	echo 'starting wsmoused...';	/usr/sbin/wsmoused ${wsmoused_flags}
fi

# Alternatively, on some architectures, xdm may be started in /etc/ttys.
if [ X"${xdm_flags}" != X"NO" ]; then
	echo 'starting xdm...';		/usr/X11R6/bin/xdm ${xdm_flags}
fi

exit 0