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2005-12-18 03:53:33 by steve

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--fs={ext3 xfs}
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steve 2005-12-18 03:53:33 +00:00
parent 378b76bd8e
commit 74598ca563
1 changed files with 36 additions and 4 deletions
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40
xen-create-image
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@ -48,7 +48,7 @@
# --
# http://www.steve.org.uk/
#
# $Id: xen-create-image,v 1.7 2005-12-18 03:45:26 steve Exp $
# $Id: xen-create-image,v 1.8 2005-12-18 03:53:33 steve Exp $
#
use strict;
@ -79,6 +79,20 @@ my $MIRROR="http://ftp.us.debian.org/debian"; # set with '--mirror=http://www.et
my $SIZE="2000M"; # set with '--size=1000M[b] / 1G[b]"
my $SWAP_SIZE="128M"; # set with '--swapsize=... like --size"
my $MEMORY="96M"; # set with --memory=128Mb/128M
my $FS='ext3';
#
# Constants for filesystem usage.
#
my %FILESYSTEM_CREATE;
my %FILESYSTEM_MOUNT;
$FILESYSTEM_CREATE{'ext3'} = '/sbin/mkfs.ext3 -F ';
$FILESYSTEM_CREATE{'xfs'} = '/sbin/mkfs.xfs -d name=';
$FILESYSTEM_MOUNT{'ext3'} = '-t ext3';
$FILESYSTEM_MOUNT{'xfs'} = '-t xfs';
#
@ -96,7 +110,8 @@ GetOptions(
"mirror=s", \$MIRROR,
"size=s", \$SIZE,
"swapsize=s", \$SWAP_SIZE,
"memory=s", \$MEMORY
"memory=s", \$MEMORY,
"fs=s", \$FS
);
@ -147,7 +162,9 @@ print "Creating disk image: $image\n";
$SIZE =~ s/Mb*$/k/i;
`/bin/dd if=/dev/zero of=$image bs=$SIZE count=1 seek=1024 >/dev/null 2>/dev/null`;
print "Creating EXT3 filesystem\n";
`/sbin/mkfs.ext3 -F $image`;
my $create = $FILESYSTEM_CREATE{lc( $FS ) } . $image;
`$create`;
print "Done\n";
@ -155,7 +172,8 @@ print "Done\n";
# Now mount the image, in a secure temporary location.
#
my $dir = tempdir( CLEANUP => 1 );
`mount -t ext3 -o loop $image $dir`;
my $mount_cmd = "mount " . $FILESYSTEM_MOUNT{lc($FS)} . " -o loop $image $dir";
`$mount_cmd`;
# Test that the mount worked
@ -433,6 +451,20 @@ EOF
$BROADCAST="";
$IP="";
}
#
# Ensure we know how to create *and* mount the given filesystem.
#
if ( !defined( $FILESYSTEM_CREATE{lc( $FS ) } ) ||
!defined( $FILESYSTEM_MOUNT{lc( $FS ) } ) )
{
print "Unknown filesystem. Valid choices are:\n";
foreach my $key (sort keys %FILESYSTEM_MOUNT )
{
print "\t" . $key . "\n";
}
exit;
}
}