package lvm; # $Id$

use diagnostics;
use strict;

#-######################################################################################
#- misc imports
#-######################################################################################
use common;
use modules;
use fsedit;
use devices;
use run_program;

#- for partition_table_xxx emulation
sub new {
    my ($class, $name) = @_;
    $name =~ s/\W/_/g;
    $name = substr($name, 0, 63); # max length must be < NAME_LEN / 2  where NAME_LEN is 128
    bless { disks => [], VG_name => $name }, $class;
}
sub hasExtended { 0 }
sub adjustStart {}
sub adjustEnd {}
sub write {}
sub cylinder_size { 
    my ($hd) = @_;
    $hd->{PE_size};
}

init();

sub init {
    eval { modules::load('lvm-mod') };
    run_program::run('vgscan') if !-e '/etc/lvmtab';
    run_program::run('vgchange', '-a', 'y');
}

sub run {
    if (my $r = run_program::run(@_)) {
	$r;
    } else {
	$? >> 8 == 98 or return;

	#- sometimes, it needs running vgscan again, doing so:
	run_program::run('vgscan');
	run_program::run(@_);
    }
}
sub run_or_die {
    my ($prog, @para) = @_;
    run($prog, @para) or die "$prog failed\n";
}

sub check {
    my ($in) = @_;

    my $f = '/sbin/pvcreate';
    -e $f or $in->do_pkgs->install('lvm');
    -e $f or $in->ask_warn('', "Mandatory package lvm is missing"), return;
    init();
    1;
}

sub get_vg {
    my ($part) = @_;
    my $dev = expand_symlinks(devices::make($part->{device}));
    (split(':', run_program::get_stdout('pvdisplay', '-c', $dev)))[1];
}

sub update_size {
    my ($lvm) = @_;
    my @l = split(':', run_program::get_stdout('vgdisplay', '-c', '-D', $lvm->{VG_name}));
    $lvm->{totalsectors} = ($lvm->{PE_size} = $l[12]) * $l[13];
}

sub get_lv_size {
    my ($lvm_device) = @_;
    my $info = run_program::get_stdout('lvdisplay', '-D', '-c', "/dev/$lvm_device");
    (split(':', $info))[6];
}

sub get_lvs {
    my ($lvm) = @_;
    my @l = run_program::get_stdout('vgdisplay', '-v', '-D', $lvm->{VG_name});
    $lvm->{primary}{normal} = 
      [
       map {
	   my $type = -e "/dev/$_" && fsedit::typeOfPart("/dev/$_");

	   { device => $_, 
	     type => $type || 0x83,
	     size => get_lv_size($_) }
       } map { if_(m|^LV Name\s+/dev/(\S+)|, $1) } @l
      ];
}

sub vg_add {
    my ($part) = @_;
    my $dev = expand_symlinks(devices::make($part->{device}));
    run_or_die('pvcreate', '-y', '-ff', $dev);
    my $prog = run('vgdisplay', $part->{lvm}) ? 'vgextend' : 'vgcreate';
    run_or_die($prog, $part->{lvm}, $dev);
}

sub vg_destroy {
    my ($lvm) = @_;

    is_empty_array_ref($lvm->{primary}{normal}) or die \N("Remove the logical volumes first\n");
    run('vgchange', '-a', 'n', $lvm->{VG_name});
    run_or_die('vgremove', $lvm->{VG_name});
    foreach (@{$lvm->{disks}}) {
	delete $_->{lvm};
	$_->{isFormatted} = 0;
	$_->{notFormatted} = 1;	
    }
}

sub lv_delete {
    my ($lvm, $lv) = @_;

    run_or_die('lvremove', '-f', "/dev/$lv->{device}");

    my $list = $lvm->{primary}{normal};
    @$list = grep { $_ != $lv } @$list;
}

sub lv_create {
    my ($lvm, $lv) = @_;
    my $list = $lvm->{primary}{normal} ||= [];
    my $nb = 1 + max(map { basename($_->{device}) } @$list);
    $lv->{device} = "$lvm->{VG_name}/$nb";
    run_or_die('lvcreate', '--size', int($lv->{size} / 2) . 'k', '-n', $nb, $lvm->{VG_name});
    $lv->{size} = get_lv_size($lv->{device}); #- the created size is smaller than asked size
    $lv->{notFormatted} = 1;
    $lv->{isFormatted} = 0;
    push @$list, $lv;
}

sub lv_resize {
    my ($lv, $oldsize) = @_;
    run_or_die($oldsize > $lv->{size} ? ('lvreduce', '-f') : 'lvextend', 
	       '--size', int($lv->{size} / 2) . 'k', "/dev/$lv->{device}");
    $lv->{size} = get_lv_size($lv->{device}); #- the resized partition may not be the exact asked size
}

1;
imtim/designWork</option>
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<tr><td class='sub'>Mageia Installer and base platform for many utilities</td><td class='sub right'>Thierry Vignaud [tv]</td></tr></table>
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<div class='path'>path: <a href='/software/drakx/commit/?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>root</a>/<a href='/software/drakx/commit/perl-install?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>perl-install</a>/<a href='/software/drakx/commit/perl-install/share?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>share</a>/<a href='/software/drakx/commit/perl-install/share/po?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>po</a>/<a href='/software/drakx/commit/perl-install/share/po/no.po?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>no.po</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='16.30'/><input type='hidden' name='id' value='9ff7af06907da2605f137d16d7197a7ebe121051'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Frederic Lepied &lt;flepied@mandriva.com&gt;</td><td class='right'>2002-11-19 16:57:35 +0000</td></tr>
<tr><th>committer</th><td>Frederic Lepied &lt;flepied@mandriva.com&gt;</td><td class='right'>2002-11-19 16:57:35 +0000</td></tr>
<tr><th>commit</th><td colspan='2' class='sha1'><a href='/software/drakx/commit/perl-install/share/po/no.po?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>9ff7af06907da2605f137d16d7197a7ebe121051</a> (<a href='/software/drakx/patch/perl-install/share/po/no.po?id=9ff7af06907da2605f137d16d7197a7ebe121051'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='sha1'><a href='/software/drakx/tree/?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>0a55dd6c963653f34563bc23d6cbdec5aac4c13a</a> /<a href='/software/drakx/tree/perl-install/share/po/no.po?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>perl-install/share/po/no.po</a></td></tr>
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<div class='commit-subject'>default dhcp client is dhcp-client</div><div class='commit-msg'></div><div class='diffstat-header'><a href='/software/drakx/diff/?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>Diffstat</a> (limited to 'perl-install/share/po/no.po')</div><table summary='diffstat' class='diffstat'><tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/software/drakx/diff/perl-install/share/po/no.po?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>perl-install/share/po/no.po</a></td><td class='right'>4</td><td class='graph'><table summary='file diffstat' width='4%'><tr><td class='add' style='width: 50.0%;'/><td class='rem' style='width: 50.0%;'/><td class='none' style='width: 0.0%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>1 files changed, 2 insertions, 2 deletions</div><table summary='diff' class='diff'><tr><td><div class='head'>diff --git a/perl-install/share/po/no.po b/perl-install/share/po/no.po<br/>index 271da36ed..afe3c8ad2 100644<br/>--- a/<a href='/software/drakx/tree/perl-install/share/po/no.po?h=16.30&amp;id=0824ed99a9557409655ef837bcdc1bc317fc8c37'>perl-install/share/po/no.po</a><br/>+++ b/<a href='/software/drakx/tree/perl-install/share/po/no.po?h=16.30&amp;id=9ff7af06907da2605f137d16d7197a7ebe121051'>perl-install/share/po/no.po</a></div><div class='hunk'>@@ -6670,10 +6670,10 @@ msgstr "Test porter"</div><div class='ctx'> #: ../../network/ethernet.pm_.c:37</div><div class='ctx'> msgid ""</div><div class='ctx'> "Which dhcp client do you want to use?\n"</div><div class='del'>-"Default is dhcpcd"</div><div class='add'>+"Default is dhcp-client"</div><div class='ctx'> msgstr ""</div><div class='ctx'> "Hvilken dhcp klient ønsker du å bruke?\n"</div><div class='del'>-"Standard er dhcpcd"</div><div class='add'>+"Standard er dhcp-client"</div><div class='ctx'> </div><div class='ctx'> #: ../../network/ethernet.pm_.c:88</div><div class='ctx'> msgid ""</div></td></tr></table></div> <!-- class=content -->
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