minix/commands/scripts/checkhier.sh
2005-05-02 14:30:04 +00:00

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#!/bin/sh
#
# checkhier 2.7 - check the directory hierarchy Author: Kees J. Bot
# 7 May 1995
case "`id`" in
'uid=0('*) ;;
*) echo "$0: must be run by root" >&2
exit 1
esac
# List of all interesting top level files and directories, with mode,
# owner and group. Only the key files are listed, the rest is owned
# by bin, has mode 755 or 644, and is not critical to the operation of
# the system.
{
cat <<'EOF'
drwxr-xr-x root operator /
drwxr-xr-x bin operator /bin
drwxr-xr-x root operator /dev
drwxr-xr-x root operator /etc
-rw-r--r-- root operator /etc/fstab
-rw-r--r-- root operator /etc/group
-rw-r--r-- root operator /etc/hostname.file
-rw-r--r-- root operator /etc/inet.conf
-rw-r--r-- root operator /etc/motd
-rw-r--r-- root operator /etc/mtab
-rw-r--r-- root operator /etc/passwd
-rw-r--r-- root operator /etc/profile
-rw-r--r-- root operator /etc/protocols
-rw-r--r-- root operator /etc/rc
-rw-r--r-- root operator /etc/services
-rw------- root operator /etc/shadow
-rw-r--r-- root operator /etc/termcap
-rw-r--r-- root operator /etc/ttytab
-rw-r--r-- root operator /etc/utmp
dr-xr-xr-x root operator /mnt
dr-xr-xr-x root operator /root
drwxrwxrwx root operator /tmp
drwxr-xr-x root operator /usr
drwxr-xr-x root operator /usr/adm
-rw-r--r-- root operator /usr/adm/lastlog
-rw-r--r-- root operator /usr/adm/wtmp
drwxr-xr-x ast other /usr/ast
drwxr-xr-x bin operator /usr/bin
drwxr-xr-x root operator /usr/etc
drwxr-xr-x bin operator /usr/include
drwxr-xr-x bin operator /usr/lib
drwxrwxr-x root operator /usr/local
drwxrwxr-x bin operator /usr/local/bin
drwxrwxr-x bin operator /usr/local/include
drwxrwxr-x bin operator /usr/local/lib
drwxrwxr-x bin operator /usr/local/man
drwxrwxr-x bin operator /usr/local/src
drwxr-xr-x bin operator /usr/man
drwxr-xr-x bin operator /usr/mdec
drwx------ root operator /usr/preserve
drwxr-xr-x root operator /usr/run
drwxr-xr-x root operator /usr/spool
drwx--x--x root operator /usr/spool/at
drwx--x--x root operator /usr/spool/at/past
drwx------ root operator /usr/spool/crontabs
drwxrwxr-x root uucp /usr/spool/locks
drwx------ daemon daemon /usr/spool/lpd
drwxr-xr-x bin operator /usr/src
drwxrwxrwx root operator /usr/tmp
-rwsr-xr-x root ? /usr/bin/at
-rwsr-xr-x root ? /usr/bin/chfn
-rwsr-xr-x root ? /usr/bin/chsh
-rwsr-xr-x root ? /usr/bin/df
-rwsr-xr-x root ? /usr/bin/elvprsv
-rwsr-xr-x root ? /usr/bin/elvrec
-rwsr-xr-x root ? /usr/bin/format
-rwsr-xr-x root ? /usr/bin/hostaddr
-rwsr-xr-x root ? /usr/bin/install
-rwsr-xr-x daemon ? /usr/bin/lpd
-rwsr-xr-x root ? /usr/bin/mail
-rwsr-xr-x root ? /usr/bin/mount
-rwsr-xr-x root ? /usr/bin/passwd
-rwsr-xr-x root ? /usr/bin/ping
-rwxr-sr-x ? kmem /usr/bin/ps
-rwsr-xr-- root ? /usr/bin/shutdown
-rwsr-xr-x root ? /usr/bin/su
-rwxr-sr-x ? uucp /usr/bin/term
-rwsr-xr-x root ? /usr/bin/umount
-rwxr-sr-x ? tty /usr/bin/write
EOF
} | {
# Check if each file has the proper attributes. Offer a correction
# if not.
banner="\
# List of commands to fix the top level hierarchy. Do not apply these
# commands blindly, but check and repair by hand.
"
while read mode owner group file
do
( # "fix" a memory leak in set...
set -$- `ls -ld $file 2>/dev/null` '' '' '' ''
curmode=$1 curowner=$3 curgroup=$4
test $owner = '?' && curowner=$owner
test $group = '?' && curgroup=$group
# File types?
if [ x`expr "$mode" : '\\(.\\)'` != \
x`expr "$curmode" : '\\(.\\)'` ]
then
case $curmode in
?*) echo "${banner}rm -r $file"
banner=
esac
curmode= curowner= curgroup=
case $mode in
d*) echo "${banner}mkdir $file"
;;
-*) echo "${banner}> $file"
;;
*) echo "$0: $mode $file: unknown filetype" >&2
exit 1
esac
banner=
fi
# Mode?
if [ x$mode != x$curmode ]
then
octmode=
m=$mode
for i in u g o
do
r=0 w=0 x=0
case $m in
?r??*) r=4
esac
case $m in
??w?*) w=2
esac
case $m in
???[xst]*) x=1
esac
octmode=$octmode`expr $r + $w + $x`
m=`expr $m : '...\\(.*\\)'`
done
r=0 w=0 x=0
case $mode in
???[sS=]??????) r=4
esac
case $mode in
??????[sS=]???) w=2
esac
case $mode in
?????????[tT=]) x=1
esac
case $r$w$x in
000) ;;
*) octmode=`expr $r + $w + $x`$octmode
esac
echo "${banner}chmod $octmode $file"
banner=
fi
# Ownership?
if [ x$owner != x$curowner -o x$group != x$curgroup ]
then
echo "${banner}chown $owner:$group $file"
banner=
fi
# The Minix shell forgets processes, so wait explicitly.
wait
case "$banner" in '') exit 1;; *) exit 0;; esac) || banner=
done
case "$banner" in
'') exit 1
esac
exit 0
}