os_pre-cache

#!/bin/bash

#sanify check
if [ $# -lt 1 ] ; then
	echo "usage $0 ROOTDIR"
	exit 1
fi

rootdir=$1
    
if [ -z "$rootdir" ]; then
	echo "ROOTDIR is not set."
	exit 1
fi
		
# Check root directory
if [ ! -d $rootdir ]; then
	echo "$rootdir: should be a directory."
	exit 1
fi

pushd $rootdir > /dev/null

mkdir etc
ln -sf /usr/share/zoneinfo/UTC etc/localtime

echo "proc  /proc       proc    defaults    0    0" >> etc/fstab
echo "none  /dev/pts    devpts  rw,gid=5,mode=620    0    0" >> etc/fstab
echo "none  /run/shm    tmpfs   defaults    0    0" >> etc/fstab

mkdir -p etc/init.d

echo "#!/bin/sh

exit 0
" > etc/init.d/wide-dhcpv6-client

chmod 0755 etc/init.d/wide-dhcpv6-client

# add some basic groups and users, provides by base-passwd
# some debs (base-files,..) use it before base-passwd installation
echo "root:*:0:
daemon:*:1:
bin:*:2:
sys:*:3:
adm:*:4:
tty:*:5:
disk:*:6:
lp:*:7:
mail:*:8:
news:*:9:
uucp:*:10:
man:*:12:
proxy:*:13:
kmem:*:15:
dialout:*:20:
fax:*:21:
voice:*:22:
cdrom:*:24:
floppy:*:25:
tape:*:26:
sudo:*:27:
audio:*:29:
dip:*:30:
www-data:*:33:
backup:*:34:
operator:*:37:
list:*:38:
irc:*:39:
src:*:40:
gnats:*:41:
shadow:*:42:
utmp:*:43:
video:*:44:
sasl:*:45:
plugdev:*:46:
staff:*:50:
games:*:60:
users:*:100:
nogroup:*:65534:" > etc/group

echo "root:*:0:0:root:/root:/bin/bash
daemon:*:1:1:daemon:/usr/sbin:/bin/sh
bin:*:2:2:bin:/bin:/bin/sh
sys:*:3:3:sys:/dev:/bin/sh
sync:*:4:65534:sync:/bin:/bin/sync
games:*:5:60:games:/usr/games:/bin/sh
man:*:6:12:man:/var/cache/man:/bin/sh
lp:*:7:7:lp:/var/spool/lpd:/bin/sh
mail:*:8:8:mail:/var/mail:/bin/sh
news:*:9:9:news:/var/spool/news:/bin/sh
uucp:*:10:10:uucp:/var/spool/uucp:/bin/sh
proxy:*:13:13:proxy:/bin:/bin/sh
www-data:*:33:33:www-data:/var/www:/bin/sh
backup:*:34:34:backup:/var/backups:/bin/sh
list:*:38:38:Mailing List Manager:/var/list:/bin/sh
irc:*:39:39:ircd:/var/run/ircd:/bin/sh
gnats:*:41:41:Gnats Bug-Reporting System (admin):/var/lib/gnats:/bin/sh
nobody:*:65534:65534:nobody:/nonexistent:/bin/sh" > etc/passwd

popd > /dev/null