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package UML::Clone; |
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|
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use strict; |
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use warnings; |
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|
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use UML::Config; |
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use UML::Utils; |
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|
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sub get_cmd_dd { |
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|
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my $of = shift; |
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my $fsize = shift; # megabyte |
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my $bs = shift; # kilobyte |
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my $count = $fsize * 1024 / $bs; |
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$bs .= 'k'; |
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|
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return "dd if=/dev/zero of=$of bs=$bs count=$count"; |
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|
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} |
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|
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|
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sub DirectoryStructure { |
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my $vhost_name = shift; |
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my $vhost = get_host_cfg($vhost_name); |
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my $basedir = get_host_basepath($vhost_name); |
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my $cmd = " |
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mkdir -p $basedir/rootfs |
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mkdir -p $basedir/datafs |
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mkdir -p $basedir/mnt/rootfs |
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mkdir -p $basedir/mnt/datafs |
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mkdir -p $basedir/tmp |
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"; |
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`$cmd`; |
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} |
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|
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sub RootFS { |
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my $vhost_name = shift; |
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my $skel_name = shift; |
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|
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my $skel_rootfs_file = UML::Config::get_skel_rootfs_file($skel_name); |
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my $skel_rootfs_path = UML::Config::get_skel_rootfs_path($skel_name); |
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|
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my $vhost_main_basepath = get_host_basepath($vhost_name); |
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my %vhost_cfg = %{get_host_cfg($vhost_name)}; |
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my $rootfs = $vhost_main_basepath . '/rootfs/' . $vhost_cfg{'rootfs'}; |
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|
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my $targetfile = "$vhost_main_basepath/rootfs/$vhost_cfg{'rootfs'}"; |
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if (-f $targetfile) { |
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print "rootfs already exists (\"$targetfile\"), will not overwrite it!", "\n"; |
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return; |
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} |
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|
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my $cmd; |
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#$cmd = "cp $skel_rootfs_path $targetfile.gz && gunzip $targetfile.gz"; |
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$cmd = "tar -xzf $skel_rootfs_path.tar.gz --directory=$vhost_main_basepath/rootfs/ && tune2fs -c 0 -i 0 $targetfile"; |
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askCmd('do it', $cmd); |
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} |
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|
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sub DataFS { |
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my $vhost_name = shift; |
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my $skel_name = shift; |
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|
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my $skel_datafs_file = UML::Config::get_skel_datafs_file($skel_name); |
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my $skel_datafs_path = UML::Config::get_skel_datafs_path($skel_name); |
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|
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my $vhost_main_basepath = UML::Config::get_host_basepath($vhost_name); |
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my %vhost_cfg = %{get_host_cfg($vhost_name)}; |
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my $datafs = $vhost_main_basepath . '/datafs/' . $vhost_cfg{'datafs'}; |
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|
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if (-f $datafs) { |
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print "datafs already exists (\"$datafs\"), will not overwrite it!", "\n"; |
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return; |
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} |
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|
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my $cmd; |
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|
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my $cmd_dd = get_cmd_dd($datafs, $vhost_cfg{'datafs_size'}, 4); |
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if ($vhost_cfg{'datafs_type'} eq 'reiserfs') { |
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$cmd = "$cmd_dd && mkreiserfs -f -f $datafs"; |
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} |
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if ($vhost_cfg{'datafs_type'} eq 'ext3') { |
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$cmd = "$cmd_dd && mke2fs -j -F $datafs && tune2fs -c 0 -i 0 $datafs"; |
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} |
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#$cmd = "tar -xzf $skel_datafs_path --directory=$vhost_main_basepath/datafs/"; |
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askCmd('do it', $cmd); |
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} |
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|
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sub SwapFS { |
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my $vhost_name = shift; |
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|
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my $vhost_main_basepath = UML::Config::get_host_basepath($vhost_name); |
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my $swapfs = "$vhost_main_basepath/swap"; |
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|
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if (-f $swapfs) { |
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print "swapfs already exists (\"$swapfs\"), will not create a new one!", "\n"; |
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return; |
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} |
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|
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my $cmd; |
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my $cmd_dd = get_cmd_dd($swapfs, 128, 1024); |
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|
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$cmd = "$cmd_dd && mkswap $swapfs"; |
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askCmd('do it', $cmd); |
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|
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} |
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|
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sub Backup { |
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my $vhost_name = shift; |
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my $backupBase = '/home/uml/backup'; |
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my $date = `date +%Y%m%d-%H%M`; |
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$date =~ s/\n//g; |
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my $backupTar = $vhost_name . '_' . $date . '.tar.gz'; |
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#my $basedir = $cfg{'main'}{'path_base'} . '/' . $cfg{'hosts'}{$vhost_name}{'path_rel'}; |
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my $basedir = get_host_basepath($vhost_name); |
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|
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my $backupSource = $basedir . '/' . $vhost_name; |
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my $backupTarget = $backupBase . '/' . $backupTar; |
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|
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if (-d $backupSource) { |
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my $cmd = "tar -cz --directory=$backupSource/.. --file=$backupTarget $vhost_name/"; |
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#print "$cmd", "\n"; |
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`$cmd`; |
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} else { |
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print "could not backup, source does not exist!", "\n"; |
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} |
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} |
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|
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sub PackAndRemove { |
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my $vhost_name = shift; |
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my $basedir = get_host_basepath($vhost_name); |
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my $cmd = "rm -rf $basedir"; |
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print "\n"; |
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if (ask("remove \"$basedir\" via \"$cmd\"?")) { |
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print "backing up vhost", "\n"; |
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#Backup($vhost_name); |
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print "removing vhost", "\n"; |
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`$cmd`; |
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} |
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} |
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|
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