Quickly converts physical machines to VZ

convert2vz

#!/bin/bash
#
# Monarch Solutions VZ conversion script

CTID=$1
HOST=$2
IP=$3
NS=$4

echo "Starting VZ conversion, CTID $CTID"
echo "Host node: $HOST"
echo "CT IP: $IP"
echo "CT NS: $NS"

echo "Creating CT with ID $CTID"
vzctl create $CTID --ostemplate centos-6-x86-minimal
vzctl set $CTID --ipadd $IP --save
vzctl set $CTID --nameserver $NS --save
vzctl start CTID
vzctl stop $CTID

echo "Recreating CT $CTID private"
rm -rf /vz/private/$CTID
mkdir /vz/private/$CTID
echo "Starting RSYNC from $HOST to CT $CTID"
rsync -arvpz --exclude=/dev --exclude=/mnt --exclude=/proc --exclude=/sys --exclude=/tmp -e ssh root@$HOST:/ /vz/private/$CTID/
clear
echo "Setting up special devices for CT $CTID"
sed -i -e 's/^[0-9].*getty.*tty/#&/g'  /vz/private/$CTID/etc/inittab
echo "none /dev/pts devpts rw 0 0" > /vz/private/$CTID/etc/fstab
mkdir /vz/private/$CTID/dev
mkdir /vz/private/$CTID/mnt
mkdir /vz/private/$CTID/proc
mkdir /vz/private/$CTID/sys
mkdir /vz/private/$CTID/tmp
mkdir /vz/private/$CTID/dev/pts
mkdir /vz/private/$CTID/etc/udev/devices
/sbin/MAKEDEV -d /vz/private/$CTID/dev -x {p,t}ty{a,p}{0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f} console core full kmem kmsg mem null port ptmx random urandom zero ram0
/sbin/MAKEDEV -d /vz/private/$CTID/etc/udev/devices -x {p,t}ty{a,p}{0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f} console core full kmem kmsg mem null port ptmx random urandom zero ram0
chmod 1777 /vz/private/$CTID/tmp
chmod 1777 /vz/private/$CTID/var/tmp
echo "Disabling networking and setting up repos on CT $CTID"
sed -i 's/ONBOOT=yes/ONBOOT=no/g' /vz/private/$CTID/etc/sysconfig/network-scripts/ifcfg-eth*
cat >/vz/private/$CTID/etc/yum.repos.d/vz.repo <<EOF
[vz-base]
name=vz-base
mirrorlist=http://vzdownload.swsoft.com/download/mirrors/redhat-el6
gpgcheck=0 

[vz-updates]
name=vz-updates
mirrorlist=http://vzdownload.swsoft.com/download/mirrors/updates-released-rhel6
gpgcheck=0
EOF
echo "All done"