NetBSD/etc/daily

#!/bin/sh -
#
#	$NetBSD: daily,v 1.33 2000/06/04 08:35:10 itojun Exp $
#	@(#)daily	8.2 (Berkeley) 1/25/94
#

export PATH=/bin:/usr/bin:/sbin:/usr/sbin
umask 077

if [ -s /etc/daily.conf ]; then
	. /etc/daily.conf
fi

host=`hostname`
date=`date`

echo "To: ${MAILTO:-root}"
echo "Subject: $host daily output for $date"
echo ""

if [ -f /etc/rc.subr ]; then
	. /etc/rc.subr
else
	echo "Can't read /etc/rc.subr; aborting."
	exit 1;
fi

if [ -z "$MAILTO" -o "$USER" != "root" ]; then
	MAILTO=root
fi

echo ""
echo "Uptime: " `uptime`

# Uncommenting any of the finds below would open up a race condition attack
# based on symlinks, potentially allowing removal of any file on the system.
#
#echo ""
#echo "Removing scratch and junk files:"
#if [ -d /tmp -a ! -h /tmp ]; then
#	cd /tmp && {
#	find . -type f -atime +3 -exec rm -f -- {} \;
#	find . ! -name . -type d -mtime +1 -exec rmdir -- {} \; \
#	    >/dev/null 2>&1; }
#fi

#if [ -d /var/tmp -a ! -h /var/tmp ]; then
#	cd /var/tmp && {
#	find . ! -name . -atime +7 -exec rm -f -- {} \;
#	find . ! -name . -type d -mtime +1 -exec rmdir -- {} \; \
#	    >/dev/null 2>&1; }
#fi

# Additional junk directory cleanup would go like this:
#if [ -d /scratch -a ! -h /scratch ]; then
#	cd /scratch && {
#	find . ! -name . -atime +1 -exec rm -f -- {} \;
#	find . ! -name . -type d -mtime +1 -exec rmdir -- {} \; \
#	    >/dev/null 2>&1; }
#fi

#if [ -d /var/rwho -a ! -h /var/rwho ] ; then
#	cd /var/rwho && {
#	find . ! -name . -mtime +7 -exec rm -f -- {} \; ; }
#fi

TMPDIR=/tmp/_daily.$$

if ! mkdir $TMPDIR; then
	echo can not create $TMPDIR.
	exit 1
fi

if ! cd $TMPDIR; then
	echo can not cd to $TMPDIR.
	exit 1
fi

TMP=daily.$$
TMP2=daily2.$$

if checkyesno find_core; then
	find / \( ! -fstype local -o -fstype rdonly -o -fstype fdesc \
		-o -fstype kernfs -o -fstype procfs \) -a -prune -o \
		-name 'lost+found' -a -prune -o \
		\( -name '*.core' -o -name 'core' \) -a -print > $TMP
#		\( -name '[#,]*' -o -name '.#*' -o -name a.out \
#		   -o -name '*.CKP' -o -name '.emacs_[0-9]*' \) \
#			-a -atime +3 -exec rm -f -- {} \; -a -print > $TMP

	egrep '\.core$|^core$' $TMP > $TMP2
	if [ -s $TMP2 ]; then
		echo ""
		echo "Possible core dumps:"
		cat $TMP2
	fi

#	egrep -v '\.core' $TMP > $TMP2
#	if [ -s $TMP2 ]; then
#		echo ""
#		echo "Deleted files:"
#		cat $TMP2
#	fi

	rm -f $TMP $TMP2
fi

if checkyesno run_msgs; then
	msgs -c
fi

if checkyesno expire_news && [ -f /etc/news.expire ]; then
	/etc/news.expire
fi

if checkyesno purge_accounting && [ -f /var/account/acct ]; then
	echo ""
	echo "Purging accounting records:"
	mv /var/account/acct.2 /var/account/acct.3
	mv /var/account/acct.1 /var/account/acct.2
	mv /var/account/acct.0 /var/account/acct.1
	cp /var/account/acct /var/account/acct.0
	sa -sq
fi

if checkyesno run_calendar; then
	calendar -a > $TMP
	if [ -s $TMP ]; then
		echo ""
		echo "Running calendar:"
		cat $TMP
	fi
	rm -f $TMP
fi

if checkyesno check_uucp && \
    [ -d /var/spool/uucp -a -f /usr/libexec/uucp/clean.daily ]; then
	echo ""
	echo "Cleaning up UUCP:"
	su daemon -c /usr/libexec/uucp/clean.daily
fi

if checkyesno check_disks; then
	df -k > $TMP 
	dump W > $TMP2
	if [ -s $TMP -o -s $TMP2 ]; then
		echo ""
		echo "Checking subsystem status:"
		echo ""
		echo "disks:"
		if [ -s $TMP ]; then
			cat $TMP
			echo ""
		fi
		if [ -s $TMP2 ]; then
			cat $TMP2
			echo ""
		fi
		echo ""
	fi
fi

rm -f $TMP $TMP2

if checkyesno check_mailq; then
	mailq > $TMP
	if ! grep -q "^Mail queue is empty$" $TMP; then
		echo ""
		echo "mail:"
		cat $TMP
	fi
fi

rm -f $TMP

if checkyesno check_uucp && [ -d /var/spool/uucp ]; then
	uustat -a > $TMP
	if [ -s $TMP ]; then
		echo ""
		echo "uucp:"
		cat $TMP
	fi
fi

rm -f $TMP

if checkyesno check_network; then
	echo ""
	echo "network:"
	netstat -inv
	echo ""
	t=/var/rwho/*
	if [ "$t" != '/var/rwho/*' ]; then
		ruptime
	fi
fi

if checkyesno run_fsck; then
	echo ""
	echo "Checking filesystems:"
	fsck -n | grep -v '^\*\* Phase'
fi

echo ""
if checkyesno run_rdist && [ -f /etc/Distfile ]; then
	echo "Running rdist:"
	if [ -d /var/log/rdist ]; then
		logf=`date +%Y.%b.%d`
		rdist -f /etc/Distfile 2>&1 | tee /var/log/rdist/$logf
	else
		rdist -f /etc/Distfile 
	fi
fi

if checkyesno run_security; then
	SECOUT=$TMPDIR/sec
	sh /etc/security 2>&1 > $SECOUT
	if [ ! -s $SECOUT ]; then
		echo "Nothing to report on $date" > $SECOUT
	fi
	mail -s "$host daily insecurity output for $date" $MAILTO < $SECOUT
fi

if [ -f /etc/daily.local ]; then
	echo ""
	echo "Running /etc/daily.local:"
	. /etc/daily.local
fi

rm -rf $TMPDIR