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-rw-r--r--perl-install/fsedit.pm715
1 files changed, 0 insertions, 715 deletions
diff --git a/perl-install/fsedit.pm b/perl-install/fsedit.pm
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index 1061fb7a0..000000000
--- a/perl-install/fsedit.pm
+++ /dev/null
@@ -1,715 +0,0 @@
-package fsedit; # $Id$
-
-use diagnostics;
-use strict;
-use vars qw(%suggestions);
-
-#-######################################################################################
-#- misc imports
-#-######################################################################################
-use common;
-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 },
- ],
-);
-foreach (values %suggestions) {
- if (arch() =~ /ia64/) {
- @$_ = ({ mntpoint => "/boot/efi", size => 50 << 11, type => 0xb, ratio => 1, maxsize => 150 << 11 }, @$_);
- }
-}
-
-my @suggestions_mntpoints = (
- "/var/ftp", "/var/www", "/boot",
- arch() =~ /sparc/ ? "/mnt/sunos" : arch() =~ /ppc/ ? "/mnt/macos" : "/mnt/windows",
-);
-
-my @partitions_signatures = (
- [ 0x8e, 0, "HM\1\0" ],
- [ 0x83, 0x438, "\x53\xEF" ],
- [ 0x183, 0x10034, "ReIsErFs" ],
- [ 0x183, 0x10034, "ReIsEr2Fs" ],
- [ 0x283, 0, 'XFSB', 0x200, 'XAGF', 0x400, 'XAGI' ],
- [ 0x383, 0x8000, 'JFS1' ],
- [ 0x82, 4086, "SWAP-SPACE" ],
- [ 0x82, 4086, "SWAPSPACE2" ],
- [ 0x7, 0x1FE, "\x55\xAA", 0x3, "NTFS" ],
- [ 0xc, 0x1FE, "\x55\xAA", 0x52, "FAT32" ],
-arch() !~ /^sparc/ ? (
- [ 0x6, 0x1FE, "\x55\xAA", 0x36, "FAT" ],
-) : (),
-);
-
-sub typeOfPart {
- my $dev = devices::make($_[0]);
- my $t = typeFromMagic($dev, @partitions_signatures);
- if ($t == 0x83) {
- #- there is no magic to differentiate ext3 and ext2. Using libext2fs
- #- to check if it has a journal
- $t = 0x483 if c::is_ext3($dev);
- }
- $t;
-}
-
-#-######################################################################################
-#- Functions
-#-######################################################################################
-sub empty_all_hds {
- { hds => [], lvms => [], raids => [], loopbacks => [], raw_hds => [], nfss => [], smbs => [], special => [] };
-}
-sub recompute_loopbacks {
- my ($all_hds) = @_;
- my @fstab = get_all_fstab($all_hds);
- @{$all_hds->{loopbacks}} = map { isPartOfLoopback($_) ? @{$_->{loopback}} : () } @fstab;
-}
-
-sub raids {
- my ($hds) = @_;
-
- my @parts = get_fstab(@$hds);
- (grep { isRawRAID($_) } @parts) && detect_devices::raidAutoStart() or return [];
-
- fs::get_major_minor(@parts);
- my %devname2part = map { $_->{dev} => { %$_, device => $_->{dev} } } read_partitions();
-
- my @raids;
- my @mdstat = cat_("/proc/mdstat");
- for (my $i = 0; $i < @mdstat; $i++) {
-
- my ($nb, $level, $mdparts) =
- #- line format is:
- #- md%d : {in}?active{ (read-only)}? {linear|raid1|raid4|raid5}{ DEVNAME[%d]{(F)}?}*
- $mdstat[$i] =~ /^md(.).* ([^ \[\]]+) (\S+\[\d+\].*)/ or next;
-
- $level =~ s/raid//; #- { linear | raid0 | raid1 | raid5 } -> { linear | 0 | 1 | 5 }
-
- my $chunks = $mdstat[$i+1] =~ /(\S+) chunks/ ? $1 : "64k";
-
- my @raw_mdparts = map { /([^\[]+)/ } split ' ', $mdparts;
- my @mdparts =
- map {
- my $mdpart = $devname2part{$_} || { device => $_ };
- if (my ($part) = grep { is_same_hd($mdpart, $_) } @parts) {
- $part->{raid} = $nb;
- delete $part->{mntpoint};
- $part;
- } else {
- #- forget it when not found? that way it won't break much... beurk.
- ();
- }
- } @raw_mdparts;
-
- my $type = typeOfPart("md$nb");
- log::l("RAID: found md$nb (raid $level) chunks $chunks ", if_($type, "type $type "), "with parts ", join(", ", @raw_mdparts));
- $raids[$nb] = { 'chunk-size' => $chunks, type => $type || 0x83, disks => \@mdparts,
- device => "md$nb", notFormatted => !$type, level => $level };
- }
- require raid;
- raid::update(@raids);
- \@raids;
-}
-
-sub hds {
- my ($drives, $flags) = @_;
- my (@hds);
- 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 $hd->{prefix} =~ m,(rd|ida|cciss|ataraid)/,;
-
- eval { partition_table::read($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 Various type
- $_->{type} = typeOfPart($_->{device}) || 0x100 foreach grep { $_->{type} == 0x100 } partition_table::get_normal_parts($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 || $type && $hd->isa('partition_table_gpt');
- }
- push @hds, $hd;
- }
- #- detect raids before LVM allowing LVM on raid
- my $raids = raids(\@hds);
- my $all_hds = { %{ empty_all_hds() }, hds => \@hds, lvms => [], raids => $raids };
-
- my @lvms;
- if (my @pvs = grep { isRawLVM($_) } get_all_fstab($all_hds)) {
- #- otherwise vgscan won't find them
- devices::make($_->{device}) foreach @pvs;
- require lvm;
- foreach (@pvs) {
- my $name = lvm::get_vg($_) or next;
- my ($lvm) = grep { $_->{LVMname} eq $name } @lvms;
- if (!$lvm) {
- $lvm = bless { disks => [], LVMname => $name }, 'lvm';
- lvm::update_size($lvm);
- lvm::get_lvs($lvm);
- push @lvms, $lvm;
- }
- $_->{lvm} = $name;
- push @{$lvm->{disks}}, $_;
- }
- }
- $all_hds->{lvms} = \@lvms;
-
- fs::get_major_minor(get_all_fstab($all_hds));
-
- $all_hds;
-}
-
-
-sub read_partitions() {
- my (undef, undef, @all) = cat_("/proc/partitions");
- grep {
- $_->{size} != 1 && # skip main extended partition
- $_->{size} != 0x3fffffff # skip cdroms (otherwise stops cd-audios)
- } map {
- my %l;
- @l{qw(major minor size dev)} = split;
- \%l;
- } @all;
-}
-
-sub readProcPartitions {
- my ($hds) = @_;
-
- my @all = read_partitions();
- my @parts = grep { $_->{dev} =~ /\d$/ } @all;
- my @disks = grep { $_->{dev} !~ /\d$/ } @all;
-
- my $devfs_like = grep { $_->{dev} =~ m|/disc$| } @disks;
-
- my %devfs2normal = map {
- my (undef, $major, $minor) = devices::entry($_->{device});
- my ($disk) = grep { $_->{major} == $major && $_->{minor} == $minor } @disks;
- $disk->{dev} => $_->{device};
- } @$hds;
-
- foreach my $part (@parts) {
- my $dev;
- if ($devfs_like) {
- $dev = -e "/dev/$part->{dev}" ? $part->{dev} : sprintf("0x%x%02x", $part->{major}, $part->{minor});
- $part->{rootDevice} = $devfs2normal{dirname($part->{dev}) . '/disc'};
- } else {
- $dev = $part->{dev};
- foreach my $hd (@$hds) {
- $part->{rootDevice} = $hd->{device} if $part->{dev} =~ /^$hd->{device}./;
- }
- }
- $part->{device} = $dev;
- $part->{start} = 0; # unknown, but we don't care
- $part->{size} *= 2; # from KB to sectors
- $part->{type} = typeOfPart($dev);
-
- delete $part->{dev}; # cleanup
- }
- @parts;
-}
-
-sub all_hds {
- my ($all_hds) = @_;
- (@{$all_hds->{hds}}, @{$all_hds->{lvms}});
-}
-sub part2hd {
- my ($part, $all_hds) = @_;
- my ($hd) = grep { $part->{rootDevice} eq $_->{device} } all_hds($all_hds);
- $hd;
-}
-
-sub is_same_hd {
- my ($hd1, $hd2) = @_;
- if ($hd1->{major} && $hd2->{major}) {
- $hd1->{major} == $hd2->{major} && $hd1->{minor} == $hd2->{minor};
- } else {
- $hd1->{device} eq $hd2->{device};
- }
-}
-
-sub is_same_part {
- my ($part1, $part2) = @_;
- foreach ('start', 'size', 'type', 'rootDevice') {
- $part1->{$_} eq $part2->{$_} or return;
- }
- 1;
-}
-
-#- get all normal partition including special ones as found on sparc.
-sub get_fstab {
- 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 get_fstab_and_holes {
- map {
- if (isLVM($_)) {
- my @parts = partition_table::get_normal_parts($_);
- my $free = $_->{totalsectors} - sum map { $_->{size} } @parts;
- my $free_part = { start => 0, size => $free, type => 0, rootDevice => $_->{device} };
- @parts, if_($free >= $_->cylinder_size, $free_part);
- } else {
- partition_table::get_normal_parts_and_holes($_);
- }
- } @_;
-}
-sub get_holes {
- grep { $_->{type} == 0 } get_fstab_and_holes(@_);
-}
-
-sub get_all_fstab {
- my ($all_hds) = @_;
- my @parts = map { partition_table::get_normal_parts($_) } all_hds($all_hds);
- my @raids = grep {$_} @{$all_hds->{raids}};
- @parts, @raids, @{$all_hds->{loopbacks}};
-}
-sub get_really_all_fstab {
- my ($all_hds) = @_;
- my @parts = map { partition_table::get_normal_parts($_) } all_hds($all_hds);
- my @raids = grep {$_} @{$all_hds->{raids}};
- @parts, @raids, @{$all_hds->{loopbacks}}, @{$all_hds->{raw_hds}}, @{$all_hds->{nfss}}, @{$all_hds->{smbs}};
-}
-sub get_all_fstab_and_holes {
- my ($all_hds) = @_;
- my @raids = grep {$_} @{$all_hds->{raids}};
- get_fstab_and_holes(all_hds($all_hds)), @raids, @{$all_hds->{loopbacks}};
-}
-sub get_all_holes {
- my ($all_hds) = @_;
- grep { $_->{type} == 0 } get_all_fstab_and_holes($all_hds);
-}
-
-sub all_free_space {
- my ($all_hds) = @_;
- sum map { $_->{size} } get_all_holes($all_hds);
-}
-sub free_space {
- sum map { $_->{size} } get_holes(@_);
-}
-
-sub is_one_big_fat {
- my ($hds) = @_;
- @$hds == 1 or return;
-
- my @l = get_fstab(@$hds);
- @l == 1 && isFat($l[0]) && free_space(@$hds) < 10 << 11;
-}
-
-sub file2part {
- my ($prefix, $fstab, $file, $keep_simple_symlinks) = @_;
- my $part;
-
- $file = $keep_simple_symlinks ? common::expand_symlinks_but_simple("$prefix$file") : expand_symlinks("$prefix$file");
- unless ($file =~ s/^$prefix//) {
- my ($part) = grep { loopback::carryRootLoopback($_) } @$fstab or die;
- log::l("found $part->{mntpoint}");
- $file =~ s|/initrd/loopfs|$part->{mntpoint}|;
- }
- foreach (@$fstab) {
- my $m = $_->{mntpoint};
- $part = $_ if
- $file =~ /^\Q$m/ &&
- (!$part || length $part->{mntpoint} < length $m);
- }
- $part or die "file2part: not found $file";
- $file =~ s|$part->{mntpoint}/?|/|;
- ($part, $file);
-}
-
-
-sub computeSize {
- my ($part, $best, $all_hds, $suggestions) = @_;
- my $max = $part->{maxsize} || $part->{size};
- return min($max, $best->{size}) unless $best->{ratio};
-
- my $free_space = all_free_space($all_hds);
- my @l = my @L = grep {
- if (!has_mntpoint($_->{mntpoint}, $all_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, $all_hds, $suggestions) = @_;
- $suggestions ||= $suggestions{server};
-
- my $has_swap = grep { isSwap($_) } get_all_fstab($all_hds);
-
- my ($best, $second) =
- grep { !$_->{maxsize} || $part->{size} <= $_->{maxsize} }
- grep { $_->{size} <= ($part->{maxsize} || $part->{size}) }
- grep { !has_mntpoint($_->{mntpoint}, $all_hds) || isSwap($_) && !$has_swap }
- grep { !$_->{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} = $best->{type} if !(isTrueFS($best) && isTrueFS($part));
- $part->{size} = computeSize($part, $best, $all_hds, $suggestions);
- 1;
-}
-
-sub suggestions_mntpoint {
- my ($all_hds) = @_;
- sort grep { !/swap/ && !has_mntpoint($_, $all_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, $all_hds) = @_;
- mntpoint2part($mntpoint, [ get_really_all_fstab($all_hds) ]);
-}
-sub get_root_ {
- my ($fstab, $boot) = @_;
- $boot && mntpoint2part("/boot", $fstab) || mntpoint2part("/", $fstab);
-}
-sub get_root { &get_root_ || {} }
-
-#- do this before modifying $part->{type}
-sub check_type {
- my ($type, $hd, $part) = @_;
- isThisFs("jfs", { type => name2type($type) }) && $part->{size} < 16 << 11 and die _("You can't use JFS for partitions smaller than 16MB");
- isThisFs("reiserfs", { type => name2type($type) }) && $part->{size} < 32 << 11 and die _("You can't use ReiserFS for partitions smaller than 32MB");
-}
-
-#- do this before modifying $part->{mntpoint}
-#- $part->{mntpoint} should not be used here, use $mntpoint instead
-sub check_mntpoint {
- my ($mntpoint, $hd, $part, $all_hds) = @_;
-
- $mntpoint eq '' || isSwap($part) || isNonMountable($part) and return;
- $mntpoint =~ m|^/| or die _("Mount points must begin with a leading /");
- has_mntpoint($mntpoint, $all_hds) and die _("There is already a partition with mount point %s\n", $mntpoint);
-
- die "raid / with no /boot"
- if $mntpoint eq "/" && isRAID($part) && !has_mntpoint("/boot", $all_hds);
- die _("You can't use a LVM Logical Volume for mount point %s", $mntpoint)
- if ($mntpoint eq '/' || $mntpoint eq '/boot') && isLVM($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));
-
- local $part->{mntpoint} = $mntpoint;
- loopback::check_circular_mounts($hd, $part, $all_hds);
-}
-
-sub check {
- my ($hd, $part, $all_hds) = @_;
- check_mntpoint($part->{mntpoint}, $hd, $part, $all_hds);
- check_type($part->{type}, $hd, $part);
-}
-
-sub add {
- my ($hd, $part, $all_hds, $options) = @_;
-
- isSwap($part) ?
- ($part->{mntpoint} = 'swap') :
- $options->{force} || check_mntpoint($part->{mntpoint}, $hd, $part, $all_hds);
-
- delete $part->{maxsize};
-
- if (isLVM($hd)) {
- lvm::lv_create($hd, $part);
- } else {
- partition_table::add($hd, $part, $options->{primaryOrExtended});
- }
-}
-
-sub allocatePartitions {
- my ($all_hds, $to_add) = @_;
-
- foreach my $part (get_all_holes($all_hds)) {
- my ($start, $size, $dev) = @$part{"start", "size", "rootDevice"};
- my $part;
- while (suggest_part($part = { start => $start, size => 0, maxsize => $size, rootDevice => $dev },
- $all_hds, $to_add)) {
- my ($hd) = fsedit::part2hd($part, $all_hds);
- add($hd, $part, $all_hds);
- $size -= $part->{size} + $part->{start} - $start;
- $start = $part->{start} + $part->{size};
- }
- }
-}
-
-sub auto_allocate {
- my ($all_hds, $suggestions) = @_;
- my $before = listlength(fsedit::get_all_fstab($all_hds));
-
- allocatePartitions($all_hds, $suggestions || $suggestions{simple});
- auto_allocate_raids($all_hds, $suggestions) if $suggestions;
-
- partition_table::assign_device_numbers($_) foreach @{$all_hds->{hds}};
-
- $before != listlength(fsedit::get_all_fstab($all_hds));
-}
-
-sub auto_allocate_raids {
- my ($all_hds, $suggestions) = @_;
-
- my @raids = grep { isRawRAID($_) } get_all_fstab($all_hds) or return;
- if (@raids) {
- require raid;
- my @mds = grep { $_->{hd} =~ /md/ } @$suggestions;
- foreach my $md (@mds) {
- my @raids_ = grep { !$md->{parts} || $md->{parts} =~ /\Q$_->{mntpoint}/ } @raids;
- @raids = difference2(\@raids, \@raids_);
- my $nb = raid::new($all_hds->{raids}, @raids_);
- my $part = $all_hds->{raids}[$nb];
-
- my %h = %$md;
- delete @h{'hd', 'parts'};
- put_in_hash($part, \%h); # mntpoint, level, chunk-size, type
- raid::updateSize($part);
- }
- }
-}
-
-sub undo_prepare {
- my ($all_hds) = @_;
- require Data::Dumper;
- $Data::Dumper::Purity = 1;
- foreach (@{$all_hds->{hds}}) {
- my @h = @{$_}{@partition_table::fields2save};
- push @{$_->{undo}}, Data::Dumper->Dump([\@h], ['$h']);
- }
-}
-sub undo {
- my ($all_hds) = @_;
- foreach (@{$all_hds->{hds}}) {
- my $h; eval pop @{$_->{undo}} || next;
- @{$_}{@partition_table::fields2save} = @$h;
-
- $_->{isDirty} = $_->{needKernelReread} = 1 if $_->{hasBeenDirty};
- }
-
-}
-
-sub move {
- my ($hd, $part, $hd2, $sector2) = @_;
-
- die 'TODO'; # doesn't work for the moment
- 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($v);
- }
-}
-
-sub change_type {
- my ($type, $hd, $part) = @_;
- $type != $part->{type} or return;
- check_type($type, $hd, $part);
- $hd->{isDirty} = 1;
- $part->{mntpoint} = '' if isSwap($part) && $part->{mntpoint} eq "swap";
- $part->{mntpoint} = '' if isRawLVM({ type => $type }) || isRawRAID({ 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);
- foreach my $hd (@$hds) {
- my @l1 = partition_table::get_normal_parts($hd);
- my @l2 = grep { $_->{rootDevice} eq $hd->{device} } @parts;
- if (int(@l1) != int(@l2) && arch() ne 'ppc') {
- log::l(sprintf
- "/proc/partitions doesn't agree with drakx %d != %d:\n%s\n", int(@l1), int(@l2),
- "/proc/partitions: " . join(", ", map { "$_->{device} ($_->{rootDevice})" } @parts));
- $ok = 0;
- }
- }
-
- if ($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; #
generated by cgit v1.2.1 (git 2.21.0) at 2024-11-22 05:37:54 +0000