Re: [Xen-users] Quick image creation script (encapsulated documentation commands)

[Fernando Maior <fernando.souto.maior@xxxxxxxxx>]

Great, Jeff!

2005/4/20, Jeff Blaine <jblaine@xxxxxxxxx>:
> I dount anyone will find this useful as they've already
> likely dealt with this by now, but just in case...
> 
> I am using it for Xen evaluation work.  It's nothing
> other than the commands from the docs, encapsulated in
> a script with an argument.
> 
> #!/bin/sh
> #
> # Where do you store your VM disk image files?
> VMROOT=/vm-images
> #
> VMPREFIX="vm-"
> #
> VMSUFFIX="-disk"
> #
> # Size of disk images in KB
> SIZE=4096
> #
> #-----------------------------------------------------------------------
> 
> VMID=$1
> 
> Usage () {
>         echo "Usage: $0 <unique-identifer>"
>         exit 1
> }
> 
> if [ "$VMID"x = "x" ]; then
>         Usage
> fi
> 
> IMAGENAME="${VMROOT}/${VMPREFIX}${VMID}${VMSUFFIX}"
> if [ -f $IMAGENAME ]; then
>         echo "ERROR: $IMAGENAME already exists."
>         exit 1
> fi
> 
> echo "Creating $IMAGENAME ..."
> echo "++ dd if=/dev/zero of=$IMAGENAME bs=1k seek=${SIZE}k count=1"
> dd if=/dev/zero of=$IMAGENAME bs=1k seek=${SIZE}k count=1
> 
> echo "echo y | mkfs -t ext3 $IMAGENAME"
> echo y | mkfs -t ext3 $IMAGENAME
> 
> echo "++ mount -o loop $IMAGENAME /mnt"
> mount -o loop $IMAGENAME /mnt
> 
> echo "++ cp -ax /{root,dev,var,etc,usr,bin,sbin,lib} /mnt"
> cp -ax /{root,dev,var,etc,usr,bin,sbin,lib} /mnt
> 
> echo "++ mkdir /mnt/{proc,sys,home,tmp}"
> mkdir /mnt/{proc,sys,home,tmp}
> 
> echo "++ umount /mnt"
> umount /mnt
> 
> _______________________________________________
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> Xen-users@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-users
> 


-- 
Bye,
Fernando Maior
LPIC/1 31908

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