recepies/lxc/ve2lxc.sh

#!/bin/sh -x

test -z "$1" && echo "usage: $0 /path/to/ve/private [10.60.0.253]" && exit

dir=$1
ip=$2
netmask=255.255.254.0

test -z "$ip" && ip=10.60.0.253

path=/$dir/etc/inittab
tmp=/tmp/inittab

cp $path $tmp || exit

function append() {
        if ! grep "$1" $path ; then
                echo "$1" >> $tmp
        fi
}

append "z6:6:respawn:/sbin/sulogin"
append "1:2345:respawn:/sbin/getty 38400 console"
append "c1:12345:respawn:/sbin/getty 38400 tty1 linux"
append "c2:12345:respawn:/sbin/getty 38400 tty2 linux"
append "c3:12345:respawn:/sbin/getty 38400 tty3 linux"
append "c4:12345:respawn:/sbin/getty 38400 tty4 linux"

if ! diff -uw $path $tmp ; then
        cp $path $path.old && mv $tmp $path
fi

conf=/tmp/ve2lxc.conf
cp ve2lxc.conf $conf || exit
echo "lxc.rootfs = $dir" >> $conf

lxc-stop -n ve2lxc
lxc-destroy -n ve2lxc

test -d /cgroup || mkdir /cgroup
if ! grep /cgroup /etc/fstab ; then
        echo "cgroup /cgroup cgroup rw 0 0" >> /etc/fstab
fi

grep eth0 $dir/etc/network/interfaces || cat << __interfaces__ > $dir/etc/network/interfaces
auto eth0 lo

iface lo inet loopback

iface eth0 inet static
        address $ip
        netmask $netmask

__interfaces__

mount | grep /cgroup || mount /cgroup || exit

lxc-create -n ve2lxc -f $conf && lxc-start -n ve2lxc
1	dpavlin	86	#!/bin/sh -x
2
3	dpavlin	92	test -z "$1" && echo "usage: $0 /path/to/ve/private [10.60.0.253]" && exit
4	dpavlin	86
5			dir=$1
6	dpavlin	92	ip=$2
7			netmask=255.255.254.0
8	dpavlin	86
9	dpavlin	92	test -z "$ip" && ip=10.60.0.253
10
11	dpavlin	86	path=/$dir/etc/inittab
12			tmp=/tmp/inittab
13
14			cp $path $tmp \|\| exit
15
16			function append() {
17			if ! grep "$1" $path ; then
18			echo "$1" >> $tmp
19			fi
20			}
21
22			append "z6:6:respawn:/sbin/sulogin"
23			append "1:2345:respawn:/sbin/getty 38400 console"
24			append "c1:12345:respawn:/sbin/getty 38400 tty1 linux"
25			append "c2:12345:respawn:/sbin/getty 38400 tty2 linux"
26			append "c3:12345:respawn:/sbin/getty 38400 tty3 linux"
27			append "c4:12345:respawn:/sbin/getty 38400 tty4 linux"
28
29			if ! diff -uw $path $tmp ; then
30			cp $path $path.old && mv $tmp $path
31			fi
32
33			conf=/tmp/ve2lxc.conf
34			cp ve2lxc.conf $conf \|\| exit
35			echo "lxc.rootfs = $dir" >> $conf
36
37			lxc-stop -n ve2lxc
38			lxc-destroy -n ve2lxc
39
40			test -d /cgroup \|\| mkdir /cgroup
41			if ! grep /cgroup /etc/fstab ; then
42			echo "cgroup /cgroup cgroup rw 0 0" >> /etc/fstab
43			fi
44
45	dpavlin	92	grep eth0 $dir/etc/network/interfaces \|\| cat << __interfaces__ > $dir/etc/network/interfaces
46			auto eth0 lo
47
48			iface lo inet loopback
49
50			iface eth0 inet static
51			address $ip
52			netmask $netmask
53
54			__interfaces__
55
56	dpavlin	86	mount \| grep /cgroup \|\| mount /cgroup \|\| exit
57
58	dpavlin	92	lxc-create -n ve2lxc -f $conf && lxc-start -n ve2lxc