From 7507023403933bbd0d851a250a474f85ba6a89d2 Mon Sep 17 00:00:00 2001
From: Mystery Man <unknown@mandriva.org>
Date: Mon, 11 Jun 2001 11:44:34 +0000
Subject: This commit was manufactured by cvs2svn to create branch 'ppp'.

---
 perl-install/fsedit.pm | 474 -------------------------------------------------
 1 file changed, 474 deletions(-)
 delete mode 100644 perl-install/fsedit.pm

(limited to 'perl-install/fsedit.pm')

diff --git a/perl-install/fsedit.pm b/perl-install/fsedit.pm
deleted file mode 100644
index bc2182255..000000000
--- a/perl-install/fsedit.pm
+++ /dev/null
@@ -1,474 +0,0 @@
-package fsedit; # $Id$
-
-use diagnostics;
-use strict;
-use vars qw(%suggestions);
-
-#-######################################################################################
-#- misc imports
-#-######################################################################################
-use common qw(:common :constant :functional :file);
-use partition_table qw(:types);
-use partition_table_raw;
-use detect_devices;
-use fsedit;
-use devices;
-use loopback;
-use log;
-use fs;
-
-%suggestions = (
-  __("simple") => [
-    { mntpoint => "/",     size => 300 << 11, type => 0x83, ratio => 5, maxsize =>3500 << 11 },
-    { mntpoint => "swap",  size =>  64 << 11, type => 0x82, ratio => 1, maxsize => 250 << 11 },
-    { mntpoint => "/home", size => 300 << 11, type => 0x83, ratio => 3 },
-  ], 'with usr' => [
-    { mntpoint => "/",     size => 150 << 11, type => 0x83, ratio => 1, maxsize => 500 << 11 },
-    { mntpoint => "swap",  size =>  64 << 11, type => 0x82, ratio => 1, maxsize => 250 << 11 },
-    { mntpoint => "/usr",  size => 300 << 11, type => 0x83, ratio => 4, maxsize =>3000 << 11 },
-    { mntpoint => "/home", size => 100 << 11, type => 0x83, ratio => 5 },
-  ], __("server") => [
-    { mntpoint => "/",     size => 150 << 11, type => 0x83, ratio => 1, maxsize => 250 << 11 },
-    { mntpoint => "swap",  size =>  64 << 11, type => 0x82, ratio => 2, maxsize => 400 << 11 },
-    { mntpoint => "/usr",  size => 300 << 11, type => 0x83, ratio => 3, maxsize =>3000 << 11 },
-    { mntpoint => "/var",  size => 100 << 11, type => 0x83, ratio => 4 },
-    { mntpoint => "/home", size => 100 << 11, type => 0x83, ratio => 5 },
-  ],
-);
-my @suggestions_mntpoints = (
-    "/root", "/var/ftp", "/var/www", "/boot",
-    arch() =~ /sparc/ ? "/mnt/sunos" : "/mnt/windows",
-);
-
-my @partitions_signatures = (
-    [ 0x83, 0x438, "\x53\xEF" ],
-    [ 0x183, 0x10034, "ReIsErFs" ],
-    [ 0x183, 0x10034, "ReIsEr2Fs" ],
-    [ 0x283, 0, 'XFSB', 0x200, 'XAGF', 0x400, 'XAGI' ],
-    [ 0x82, 4086, "SWAP-SPACE" ],
-    [ 0x7,  0x1FE, "\x55\xAA", 0x3, "NTFS" ],
-    [ 0xc,  0x1FE, "\x55\xAA", 0x52, "FAT32" ],
-arch() !~ /^sparc/ ? (
-    [ 0x6,  0x1FE, "\x55\xAA", 0x36, "FAT" ],
-) : (),
-);
-
-sub typeOfPart { typeFromMagic(devices::make($_[0]), @partitions_signatures) }
-
-#-######################################################################################
-#- Functions
-#-######################################################################################
-sub hds {
-    my ($drives, $flags) = @_;
-    my (@hds, @lvms);
-    my $rc;
-
-    foreach (@$drives) {
-	my $file = devices::make($_->{device});
-
-	my $hd = partition_table_raw::get_geometry($file) or log::l("An error occurred while getting the geometry of block device $file: $!"), next;
-	add2hash_($hd, $_);
-	$hd->{file} = $file;
-	$hd->{prefix} = $hd->{device};
-	# for RAID arrays of format c0d0p1
-	$hd->{prefix} .= "p" if $hd->{prefix} =~ m,(rd|ida|cciss)/,;
-
-	eval { partition_table::read($hd, $flags->{clearall} || member($_->{device}, @{$flags->{clear} || []})) };
-	if ($@) {
-	    partition_table_raw::zero_MBR($hd);
-	}
-	member($_->{device}, @{$flags->{clear} || []}) and partition_table::remove($hd, $_)
-	  foreach partition_table::get_normal_parts($hd);
-
-	#- special case for type overloading (eg: reiserfs is 0x183)
-	foreach (grep { isExt2($_) } partition_table::get_normal_parts($hd)) {
-	    my $type = typeOfPart($_->{device});
-	    $_->{type} = $type if $type > 0x100;
-	}
-	push @hds, $hd;
-    }
-    if (my @pvs = grep { isLVM($_) } map { partition_table::get_normal_parts($_) } @hds) {
-	#- otherwise vgscan won't find them
-	devices::make($_->{device}) foreach @pvs; 
-	require lvm;
-	foreach (@pvs) {
-	    my $name = lvm::get_vg($_) or next;
-	    my ($lvm) = grep { $_->{LVMname} eq $name } (@hds, @lvms);
-	    if (!$lvm) {
-		$lvm = bless { disks => [], LVMname => $name, level => 'linear' }, 'lvm';
-		lvm::update_size($lvm);
-		lvm::get_lvs($lvm);
-		push @lvms, $lvm;
-	    }
-	    $_->{lvm} = $name;
-	    push @{$lvm->{disks}}, $_;
-	}
-    }
-    \@hds, \@lvms;
-}
-
-sub readProcPartitions {
-    my ($hds) = @_;
-    my @parts;
-    foreach (cat_("/proc/partitions")) {
-	my (undef, undef, $size, $device) = split;
-	next if $size eq "1"; #- extended partitions
-	foreach (@$hds) {
-	    push @parts, { start => 0, size => $size * 2, device => $device, 
-			   type => typeOfPart($device), rootDevice => $_->{device} 
-			 } if $device =~ /^$_->{device}./;
-	}
-    }
-    @parts;
-}
-
-#- get all normal partition including special ones as found on sparc.
-sub get_fstab {
-    loopback::loopbacks(@_), map { partition_table::get_normal_parts($_) } @_
-}
-
-#- get normal partition that should be visible for working on.
-sub get_visible_fstab {
-    grep { $_ && !partition_table::isWholedisk($_) && !partition_table::isHiddenMacPart($_) } map { partition_table::get_normal_parts($_) } @_;
-}
-
-sub free_space {
-    sum map { $_->{size} } map { partition_table::get_holes($_) } @_;
-}
-
-sub is_one_big_fat {
-    my ($hds) = @_;
-    @$hds == 1 or return;
-
-    my @l = get_fstab(@$hds);
-    @l == 1 && isFat($l[0]) && free_space(@$hds) < 10 << 11;
-}
-
-
-sub computeSize {
-    my ($part, $best, $hds, $suggestions) = @_;
-    my $max = $part->{maxsize} || $part->{size};
-    return min($max, $best->{size}) unless $best->{ratio};
-
-    my $free_space = free_space(@$hds);
-    my @l = my @L = grep { 
-	if (!has_mntpoint($_->{mntpoint}, $hds) && $free_space >= $_->{size}) {
-	    $free_space -= $_->{size};
-	    1;
-	} else { 0 } } @$suggestions;
-
-    my $tot_ratios = 0;
-    while (1) {
-	my $old_free_space = $free_space;
-	my $old_tot_ratios = $tot_ratios;
-
-	$tot_ratios = sum(map { $_->{ratio} } @l);
-	last if $tot_ratios == $old_tot_ratios;
-
-	@l = grep { 
-	    if ($_->{ratio} && $_->{maxsize} && $tot_ratios &&
-		$_->{size} + $_->{ratio} / $tot_ratios * $old_free_space >= $_->{maxsize}) {
-		return min($max, $best->{maxsize}) if $best->{mntpoint} eq $_->{mntpoint};
-		$free_space -= $_->{maxsize} - $_->{size};
-		0;
-	    } else {
-		$_->{ratio};
-	    } 
-	} @l;
-    }
-    my $size = int min($max, $best->{size} + $free_space * ($tot_ratios && $best->{ratio} / $tot_ratios));
-    #- verify other entry can fill the hole
-    if (grep { $_->{size} < $max - $size } @L) { $size } else { $max }
-}
-
-sub suggest_part {
-    my ($part, $hds, $suggestions) = @_;
-    $suggestions ||= $suggestions{server};
-
-    my $has_swap = grep { isSwap($_) } get_fstab(@$hds);
-
-    my ($best, $second) =
-      grep { !$_->{maxsize} || $part->{size} <= $_->{maxsize} }
-      grep { $_->{size} <= ($part->{maxsize} || $part->{size}) }
-      grep { !has_mntpoint($_->{mntpoint}, $hds) || isSwap($_) && !$has_swap }
-      grep { !$_->{hd} || $_->{hd} eq $part->{rootDevice} }
-      grep { !$part->{type} || $part->{type} == $_->{type} || isTrueFS($part) && isTrueFS($_) }
-	@$suggestions or return;
-
-#-    if (arch() =~ /i.86/) {
-#-	  $best = $second if
-#-	    $best->{mntpoint} eq '/boot' &&
-#-	    $part->{start} + $best->{size} > 1024 * $hd->cylinder_size(); #- if the empty slot is beyond the 1024th cylinder, no use having /boot
-#-    }
-
-    defined $best or return; #- sorry no suggestion :(
-
-    $part->{mntpoint} = $best->{mntpoint};
-    $part->{type} = $best->{type};
-    $part->{size} = computeSize($part, $best, $hds, $suggestions);
-    1;
-}
-
-sub suggestions_mntpoint {
-    my ($hds) = @_;
-    sort grep { !/swap/ && !has_mntpoint($_, $hds) }
-      (@suggestions_mntpoints, map { $_->{mntpoint} } @{$suggestions{server}});
-}
-
-#-sub partitionDrives {
-#-
-#-    my $cmd = "/sbin/fdisk";
-#-    -x $cmd or $cmd = "/usr/bin/fdisk";
-#-
-#-    my $drives = findDrivesPresent() or die "You don't have any hard drives available! You probably forgot to configure a SCSI controller.";
-#-
-#-    foreach (@$drives) {
-#-	 my $text = "/dev/" . $_->{device};
-#-	 $text .= " - SCSI ID " . $_->{id} if $_->{device} =~ /^sd/;
-#-	 $text .= " - Model " . $_->{info};
-#-	 $text .= " array" if $_->{device} =~ /^c.d/;
-#-
-#-	 #- truncate at 50 columns for now
-#-	 $text = substr $text, 0, 50;
-#-    }
-#-    #-TODO TODO
-#-}
-
-
-sub mntpoint2part {
-    my ($mntpoint, $fstab) = @_;
-    first(grep { $mntpoint eq $_->{mntpoint} } @$fstab);
-}
-sub has_mntpoint {
-    my ($mntpoint, $hds) = @_;
-    mntpoint2part($mntpoint, [ get_fstab(@$hds) ]);
-}
-sub get_root_ {
-    my ($fstab, $boot) = @_;
-    $boot && mntpoint2part("/boot", $fstab) || mntpoint2part("/", $fstab);
-}
-sub get_root { &get_root_ || {} }
-
-#- do this before modifying $part->{mntpoint}
-#- $part->{mntpoint} should not be used here, use $mntpoint instead
-sub check_mntpoint {
-    my ($mntpoint, $hd, $part, $hds, $loopbackDevice) = @_;
-
-    ref $loopbackDevice or undef $loopbackDevice;
-
-    $mntpoint eq '' || isSwap($part) || isNonMountable($part) and return;
-
-    local $_ = $mntpoint;
-    m|^/| or die _("Mount points must begin with a leading /");
-#-    m|(.)/$| and die "The mount point $_ is illegal.\nMount points may not end with a /";
-
-    has_mntpoint($mntpoint, $hds) and die _("There is already a partition with mount point %s\n", $mntpoint);
-
-    my $fake_part = { mntpoint => $mntpoint, device => $loopbackDevice };
-    $fake_part->{loopback_file} = 1 if $loopbackDevice;
-    my $fstab = [ get_fstab(@$hds), $fake_part ];
-    my $check; $check = sub {
-	my ($p, @seen) = @_;
-	push @seen, $p->{mntpoint} || return;
-	@seen > 1 && $p->{mntpoint} eq $mntpoint and die _("Circular mounts %s\n", join(", ", @seen));
-	if (my $part = fs::up_mount_point($p->{mntpoint}, $fstab)) {
-	    #- '/' carrier is a special case, it will be mounted first
-	    $check->($part, @seen) unless loopback::carryRootLoopback($p);
-	}
-	if (isLoopback($p)) {
-	    $check->($p->{device}, @seen);
-	}
-    };
-    $check->($fake_part) unless $mntpoint eq '/' && $loopbackDevice; #- '/' is a special case, no loop check
-
-    die "raid / with no /boot" if $mntpoint eq "/" && isMDRAID($part) && !has_mntpoint("/boot", $hds);
-    die _("You can't use a LVM Logical Volume for mount point %s", $mntpoint) if ($mntpoint eq '/' || $mntpoint eq '/boot') && isLVMBased($hd);
-    die _("This directory should remain within the root filesystem") if member($mntpoint, qw(/bin /dev /etc /lib /sbin));
-    die _("You need a true filesystem (ext2, reiserfs) for this mount point\n") if !isTrueFS($part) && member($mntpoint, qw(/ /home /tmp /usr /var));
-#-    if ($part->{start} + $part->{size} > 1024 * $hd->cylinder_size() && arch() =~ /i.86/) {
-#-	  die "/boot ending on cylinder > 1024" if $mntpoint eq "/boot";
-#-	  die     "/ ending on cylinder > 1024" if $mntpoint eq "/" && !has_mntpoint("/boot", $hds);
-#-    }
-}
-
-sub add($$$;$) {
-    my ($hd, $part, $hds, $options) = @_;
-
-    isSwap($part) ?
-      ($part->{mntpoint} = 'swap') :
-      $options->{force} || check_mntpoint($part->{mntpoint}, $hd, $part, $hds);
-
-    delete $part->{maxsize};
-
-    if (isLVMBased($hd)) {
-	lvm::lv_create($hd, $part);
-    } else {
-	partition_table::add($hd, $part, $options->{primaryOrExtended});
-    }
-}
-
-sub allocatePartitions($$) {
-    my ($hds, $to_add) = @_;
-
-    foreach my $hd (@$hds) {
-	foreach (partition_table::get_holes($hd)) {
-	    my ($start, $size) = @$_{"start", "size"};
-	    my $part;
-	    while (suggest_part($part = { start => $start, size => 0, maxsize => $size, rootDevice => $hd->{device} }, 
-				$hds, $to_add)) {
-		add($hd, $part, $hds);
-		$size -= $part->{size} + $part->{start} - $start;
-		$start = $part->{start} + $part->{size};
-	    }
-	}
-    }
-}
-
-sub auto_allocate {
-    my ($hds, $suggestions) = @_;    
-    allocatePartitions($hds, $suggestions || $suggestions{simple});
-    map { partition_table::assign_device_numbers($_) } @$hds;
-}
-
-sub undo_prepare($) {
-    my ($hds) = @_;
-    require Data::Dumper;
-    $Data::Dumper::Purity = 1;
-    foreach (@$hds) {
-	my @h = @{$_}{@partition_table::fields2save};
-	push @{$_->{undo}}, Data::Dumper->Dump([\@h], ['$h']);
-    }
-}
-sub undo($) {
-    my ($hds) = @_;
-    foreach (@$hds) {
-	my $h; eval pop @{$_->{undo}} || next;
-	@{$_}{@partition_table::fields2save} = @$h;
-
-	$_->{isDirty} = $_->{needKernelReread} = 1 if $_->{hasBeenDirty};
-    }
-}
-
-sub move {
-    my ($hd, $part, $hd2, $sector2) = @_;
-
-    my $part1 = { %$part };
-    my $part2 = { %$part };
-    $part2->{start} = $sector2;
-    $part2->{size} += $hd2->cylinder_size() - 1;
-    partition_table::remove($hd, $part);
-    {
-	local ($part2->{notFormatted}, $part2->{isFormatted}); #- do not allow partition::add to change this
-	partition_table::add($hd2, $part2);
-    }
-
-    return if $part2->{notFormatted} && !$part2->{isFormatted} || $::testing;
-
-    local (*F, *G);
-    sysopen F, $hd->{file}, 0 or die '';
-    sysopen G, $hd2->{file}, 2 or die _("Error opening %s for writing: %s", $hd2->{file}, "$!");
-
-    my $base = $part1->{start};
-    my $base2 = $part2->{start};
-    my $step = 10;
-    if ($hd eq $hd2) {
-	$base == $base2 and return;
-	$step = min($step, abs($base2 - $base));
-
-	if ($base < $base2) {
-	    $base  += $part1->{size} - $step;
-	    $base2 += $part1->{size} - $step;
-	    $step = -$step;
-	}
-    }
-
-    my $f = sub {
-	$base  < 0 and $base2 += -$base,  $base  = 0;
-	$base2 < 0 and $base  += -$base2, $base2 = 0;
-	c::lseek_sector(fileno(F), $base,  0) or die "seeking to sector $base failed on drive $hd->{device}";
-	c::lseek_sector(fileno(G), $base2, 0) or die "seeking to sector $base2 failed on drive $hd2->{device}";
-
-	my $buf;
-	sysread F, $buf, $SECTORSIZE * abs($_[0]) or die '';
-	syswrite G, $buf;
-    };
-
-    for (my $i = 0; $i < $part1->{size} / abs($step); $i++, $base += $step, $base2 += $step) {
-	print "$base $base2\n";
-	&$f($step);
-    }
-    if (my $v = ($part1->{size} % abs($step)) * sign($step)) {
-	$base += $v;
-	$base2 += $v;
-	&$f($v);
-    }
-}
-
-sub change_type($$$) {
-    my ($hd, $part, $type) = @_;
-    $type != $part->{type} or return;
-    $hd->{isDirty} = 1;
-    $part->{mntpoint} = '' if isSwap($part) && $part->{mntpoint} eq "swap";
-    $part->{mntpoint} = '' if isLVM({ type => $type }) || isRAID({ type => $type });
-    $part->{type} = $type;
-    $part->{notFormatted} = 1;
-    $part->{isFormatted} = 0;    
-}
-
-sub rescuept($) {
-    my ($hd) = @_;
-    my ($ext, @hd);
-
-    my $dev = devices::make($hd->{device});
-    local *F; open F, "rescuept $dev|";
-    local $_;
-    while (<F>) {
-	my ($st, $si, $id) = /start=\s*(\d+),\s*size=\s*(\d+),\s*Id=\s*(\d+)/ or next;
-	my $part = { start => $st, size => $si, type => hex($id) };
-	if (isExtended($part)) {
-	    $ext = $part;
-	} else {
-	    push @hd, $part;
-	}
-    }
-    close F or die "rescuept failed";
-
-    partition_table_raw::zero_MBR($hd);
-    foreach (@hd) {
-	my $b = partition_table::verifyInside($_, $ext);
-	if ($b) {
-	    $_->{start}--;
-	    $_->{size}++;
-	}
-	local $_->{notFormatted};
-
-	partition_table::add($hd, $_, ($b ? 'Extended' : 'Primary'), 1);
-    }
-}
-
-sub verifyHds {
-    my ($hds, $readonly, $ok) = @_;
-
-    if (is_empty_array_ref($hds)) { #- no way
-	die _("An error has occurred - no valid devices were found on which to create new filesystems. Please check your hardware for the cause of this problem");
-    }
-
-    my @parts = readProcPartitions($hds);
-    $ok &&= @parts == listlength(get_fstab(@$hds)) unless arch() eq "ppc";
-
-    if ($readonly && !$ok) {
-	log::l("using /proc/partitions as diskdrake failed :(");
-	foreach my $hd (@$hds) {
-	    partition_table_raw::zero_MBR($hd);
-	    $hd->{primary} = { normal => [ grep { $hd->{device} eq $_->{rootDevice} } @parts ] };
-	}
-	$ok = 1;
-    }
-    $readonly && get_fstab(@$hds) == 0 and die _("You don't have any partitions!");
-    $ok;
-}
-
-#-######################################################################################
-#- Wonderful perl :(
-#-######################################################################################
-1; #
-- 
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