package raid; # $Id$

use diagnostics;
use strict;

#-######################################################################################
#- misc imports
#-######################################################################################
use common;
use partition_table qw(:types);
use run_program;
use devices;
use commands;
use modules;
use fs;

sub nb($) { 
    my ($nb) = @_;
    first((ref $nb ? $nb->{device} : $nb) =~ /(\d+)/);
}

sub new {
    my ($raid, @parts) = @_;
    my $nb = @$raid; 
    $raid->[$nb] = { 'chunk-size' => "64k", type => 0x83, disks => [ @parts ], device => "md$nb", notFormatted => 1 };
    foreach my $part (@parts) {
	$part->{raid} = $nb;
	delete $part->{mntpoint};
    }
    $nb;
}

sub add($$$) {
    my ($raid, $part, $nb) = @_; $nb = nb($nb);
    $raid->[$nb]{isMounted} and die _("Can't add a partition to _formatted_ RAID md%d", $nb);
    $part->{raid} = $nb;
    delete $part->{mntpoint};
    push @{$raid->[$nb]{disks}}, $part;
}

sub delete($$) {
    my ($raid, $nb) = @_;
    $nb = nb($nb);

    delete $_->{raid} foreach @{$raid->[$nb]{disks}};
    undef $raid->[$nb];
}

sub changeNb($$$) {
    my ($raid, $oldnb, $newnb) = @_;
    if ($oldnb != $newnb) {
	($raid->[$newnb], $raid->[$oldnb]) = ($raid->[$oldnb], undef);
	$raid->[$newnb]{device} = "md$newnb";
	$_->{raid} = $newnb foreach @{$raid->[$newnb]{disks}};
    }
    $newnb;
}

sub removeDisk($$) {
    my ($raid, $part) = @_;
    my $nb = nb($part->{raid});
    run_program::run("raidstop", devices::make($part->{device}));
    delete $part->{raid};
    @{$raid->[$nb]{disks}} = grep { $_ != $part } @{$raid->[$nb]{disks}};
    update($raid->[$nb]);
}

sub updateSize($) {
    my ($part) = @_;
    local $_ = $part->{level};
    my @l = map { $_->{size} } @{$part->{disks}};

    $part->{size} = do {
	if (/0|linear/) { sum @l        }
	elsif (/1/  )   { min @l        }
	elsif (/4|5/)   { min(@l) * $#l }
    };
}

sub module($) {
    my ($part) = @_;
    my $mod = $part->{level};

    $mod = 5 if $mod eq "4";
    $mod = "raid$mod" if $mod =~ /^\d+$/;
    $mod;
}

sub updateIsFormatted($) {
    my ($part) = @_;
    $part->{isFormatted}  = and_ map { $_->{isFormatted}  } @{$part->{disks}};
    $part->{notFormatted} = and_ map { $_->{notFormatted} } @{$part->{disks}};
}
sub update {
    foreach (@_) {
	updateSize($_);
	updateIsFormatted($_);
    }
}

sub write($) {
    my ($raid, $file) = @_;
    local *F;
    local $\ = "\n";
    open F, ">$file" or die _("Can't write file $file");

    foreach (grep {$_} @$raid) {
	print F <<"EOF";
raiddev       /dev/$_->{device}
raid-level    $_->{level}
chunk-size    $_->{'chunk-size'}
persistent-superblock 1
EOF
	print F "nr-raid-disks ", int @{$_->{disks}};
	map_index {	    
	    print F "    device    ", devices::make($_->{device});
	    print F "    raid-disk $::i";
	} @{$_->{disks}};
    }
}

sub make {
    my ($raid, $part) = @_;
    isMDRAID($_) and make($raid, $_) foreach @{$part->{disks}};
    my $dev = devices::make($part->{device});
    eval { modules::load(module($part)) };
    &write($raid, "/etc/raidtab");
    run_program::run("raidstop", $dev);
    run_program::run("mkraid", "--really-force", $dev) or die
	$::isStandalone ? _("mkraid failed (maybe raidtools are missing?)") : _("mkraid failed");
}

sub format_part($$) {
    my ($raid, $part) = @_;
    $part->{isFormatted} and return;

    make($raid->{raid}, $part);
    fs::real_format_part($part);
    $_->{isFormatted} = 1 foreach @{$part->{disks}};
}

sub verify($) {
    my ($raid) = @_;
    $raid && $raid->{raid} or return;
    foreach (grep {$_} @{$raid->{raid}}) {
	@{$_->{disks}} >= ($_->{level} =~ /4|5/ ? 3 : 2) or die _("Not enough partitions for RAID level %d\n", $_->{level});
    }
}

sub prepare_prefixed($$) {
    my ($raid, $prefix) = @_;
    $raid && $raid->{raid} or return;

    eval { commands::cp("-f", "/etc/raidtab", "$prefix/etc/raidtab") };
    foreach (@{$raid->{raid}}) {
	devices::make("$prefix/dev/$_->{device}") foreach @{$_->{disks}};
    }
}

sub stopAll() { run_program::run("raidstop", devices::make("md$_")) foreach 0..7 }

1;
='user/martinw/mga6'>user/martinw/mga6</option>
<option value='user/pterjan/arm64'>user/pterjan/arm64</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=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>root</a>/<a href='/software/drakx/commit/perl-install?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>perl-install</a>/<a href='/software/drakx/commit/perl-install/ChangeLog?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>ChangeLog</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='h' value='15.73.1'/><input type='hidden' name='id' value='635e1d3e945c7c29b64d21a7004827d84d497d1f'/><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>Pascal Rigaux &lt;pixel@mandriva.com&gt;</td><td class='right'>2003-09-22 16:02:51 +0000</td></tr>
<tr><th>committer</th><td>Pascal Rigaux &lt;pixel@mandriva.com&gt;</td><td class='right'>2003-09-22 16:02:51 +0000</td></tr>
<tr><th>commit</th><td colspan='2' class='sha1'><a href='/software/drakx/commit/perl-install/ChangeLog?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>635e1d3e945c7c29b64d21a7004827d84d497d1f</a> (<a href='/software/drakx/patch/perl-install/ChangeLog?id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='sha1'><a href='/software/drakx/tree/?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>6ffdaa1f85142137284cf7be9b8ab5d7165524f8</a> /<a href='/software/drakx/tree/perl-install/ChangeLog?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>perl-install/ChangeLog</a></td></tr>
<tr><th>parent</th><td colspan='2' class='sha1'><a href='/software/drakx/commit/perl-install/ChangeLog?h=15.73.1&amp;id=4da6f983b9f35896f046f0c1d700e8f2ebb9e866'>4da6f983b9f35896f046f0c1d700e8f2ebb9e866</a> (<a href='/software/drakx/diff/perl-install/ChangeLog?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f&amp;id2=4da6f983b9f35896f046f0c1d700e8f2ebb9e866'>diff</a>)</td></tr><tr><th>download</th><td colspan='2' class='sha1'><a href='/software/drakx/snapshot/drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar'>drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar</a><br/><a href='/software/drakx/snapshot/drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar.gz'>drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar.gz</a><br/><a href='/software/drakx/snapshot/drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar.bz2'>drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar.bz2</a><br/><a href='/software/drakx/snapshot/drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar.xz'>drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.tar.xz</a><br/><a href='/software/drakx/snapshot/drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.zip'>drakx-635e1d3e945c7c29b64d21a7004827d84d497d1f.zip</a><br/></td></tr></table>
<div class='commit-subject'>*** empty log message ***</div><div class='commit-msg'></div><div class='diffstat-header'><a href='/software/drakx/diff/?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>Diffstat</a> (limited to 'perl-install/ChangeLog')</div><table summary='diffstat' class='diffstat'><tr><td class='mode'>-rw-r--r--</td><td class='upd'><a href='/software/drakx/diff/perl-install/ChangeLog?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>perl-install/ChangeLog</a></td><td class='right'>21</td><td class='graph'><table summary='file diffstat' width='21%'><tr><td class='add' style='width: 95.2%;'/><td class='rem' style='width: 4.8%;'/><td class='none' style='width: 0.0%;'/></tr></table></td></tr>
</table><div class='diffstat-summary'>1 files changed, 20 insertions, 1 deletions</div><table summary='diff' class='diff'><tr><td><div class='head'>diff --git a/perl-install/ChangeLog b/perl-install/ChangeLog<br/>index e1510d498..9f504b6ea 100644<br/>--- a/<a href='/software/drakx/tree/perl-install/ChangeLog?h=15.73.1&amp;id=4da6f983b9f35896f046f0c1d700e8f2ebb9e866'>perl-install/ChangeLog</a><br/>+++ b/<a href='/software/drakx/tree/perl-install/ChangeLog?h=15.73.1&amp;id=635e1d3e945c7c29b64d21a7004827d84d497d1f'>perl-install/ChangeLog</a></div><div class='hunk'>@@ -1,5 +1,24 @@</div><div class='ctx'> 2003/09/22  Fran�ois Pons  &lt;fpons at mandrakesoft.com&gt;</div><div class='ctx'> </div><div class='add'>+	* pkgs.pm: simplified code.</div><div class='add'>+	use kernel-i686 or kernel-enterprise as other kernel.</div><div class='add'>+</div><div class='add'>+	* network/netconnect.pm: make sure module are loaded only during</div><div class='add'>+	installation.</div><div class='add'>+</div><div class='add'>+	* install2.pm: keep use_existing_root for recovery (behaviour changed</div><div class='add'>+	later)</div><div class='add'>+</div><div class='add'>+	* install_steps.pm: avoid mounting partitions in recovery mode.</div><div class='add'>+</div><div class='add'>+2003/09/22  Pixel  &lt;pixel at mandrakesoft.com&gt;</div><div class='add'>+</div><div class='add'>+	* fs.pm: fix error message</div><div class='add'>+</div><div class='add'>+	* detect_devices.pm: dmi doesn't detect ht, but acpi does, so use it</div><div class='add'>+</div><div class='add'>+2003/09/22  Fran�ois Pons  &lt;fpons at mandrakesoft.com&gt;</div><div class='add'>+</div><div class='ctx'> 	* install_steps_gtk.pm: try to follow what is wrong when requiring</div><div class='ctx'> 	multiple cds.</div><div class='ctx'> </div><div class='hunk'>@@ -22342,7 +22361,7 @@</div><div class='ctx'> </div><div class='ctx'> 	* Makefile.config: remove dir security</div><div class='ctx'> </div><div class='del'>-	* proxy.pm: add $Id: ChangeLog,v 1.844 2003/09/22 08:15:36 prigaux Exp $</div><div class='add'>+	* proxy.pm: add $Id: ChangeLog,v 1.845 2003/09/22 15:59:35 prigaux Exp $</div><div class='ctx'> </div><div class='ctx'> 	* interactive/gtk.pm: use my_gtk {isWizard} and {isEmbedded} which are</div><div class='ctx'> 	more accurate than</div></td></tr></table></div> <!-- class=content -->
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