4 mount
/proc
-o bind vm
/proc
5 multistrap
-f ex
/vm.conf
6 ln -s vm
/usr
/bin
/mawk vm
/bin
/awk
7 cat > vm
/.profile
<<EOF
8 mount -t 9p -o trans=virtio virtfs /mnt
9 mount -t ramfs ramfs /tmp
10 mount -t proc proc /proc
11 mount -t binfmt_misc binfmt_misc /proc/sys/fs/binfmt_misc
12 echo ':jar:M::PK\x03\x04::/usr/bin/jexec:' > /proc/sys/fs/binfmt_misc/register
13 [ -e /dev/ttyS1 ] && stty -F /dev/ttyS1 -echo
17 cat >> vm
/etc
/sudoers
<<EOF
18 Defaults>nobody closefrom=5
19 Defaults>nobody !env_check
20 Defaults>nobody env_keep="ONLINE_JUDGE PATH HOME"
22 install gruntmaster-exec gruntmaster-compile vm
/usr
/bin
/
24 mksquashfs vm vm.squashfs
-comp lzo