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authorPascal Rigaux <pixel@mandriva.com>2005-06-21 05:34:04 +0000
committerPascal Rigaux <pixel@mandriva.com>2005-06-21 05:34:04 +0000
commit23dcaf106a64bae2b9c5760b95d3548c5da7c315 (patch)
treeef65f9141d3298c025907e8dc378bf1f90daa9e1 /rescue/partimage_whole_disk
parent02b87fbc1d10599421a3678f8e9315b55631462a (diff)
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- handle missing ntfs devices
- handle resizing last ext2 partition
Diffstat (limited to 'rescue/partimage_whole_disk')
-rwxr-xr-xrescue/partimage_whole_disk58
1 files changed, 49 insertions, 9 deletions
diff --git a/rescue/partimage_whole_disk b/rescue/partimage_whole_disk
index ef4b09482..21349ca8a 100755
--- a/rescue/partimage_whole_disk
+++ b/rescue/partimage_whole_disk
@@ -7,6 +7,7 @@ use fs::format;
use fs::type;
use resize_fat::main;
use diskdrake::resize_ntfs;
+use diskdrake::resize_ext2;
use common;
use partition_table::empty;
use Carp::Heavy;
@@ -109,12 +110,29 @@ sub rest_all {
my %h = %best;
log::l("chosen dir $h{dir}");
- my ($hd, $part_list) = ($h{hd}, $h{part_list});
-
foreach (@{$h{from_resize}}) {
#- resize first
- my $part = fs::get::device2part($_->{device}, [ fs::get::fstab($all_hds) ]) or log::l("partition to resize is missing ($_->{device})"), next;
- $part->{fs_type} eq $_->{fs_type} or log::l("partition $_->{device} doesn't have the right filesystem ($part->{fs_type} != $_->{fs_type})"), next;
+ my $part = fs::get::device2part($_->{device}, [ fs::get::fstab($all_hds) ]);
+ if (!$part) {
+ log::l("partition to resize is missing ($_->{device})");
+ $_->{missing} = 1;
+ next;
+ }
+ if ($part->{fs_type} ne $_->{fs_type}) {
+ log::l("partition $_->{device} doesn't have the right filesystem ($part->{fs_type} != $_->{fs_type})");
+ $_->{missing} = 1;
+ next;
+ }
+
+ if (@{$h{from_resize}} == 1) {
+ my $half_size = int($h{hd}{totalsectors} / 2) - 2 * $h{hd}->cylinder_size;
+ my $suggested_total = $h{total} - $_->{size} + $half_size;
+ log::l("resizing bigger? (size $_->{size}, half_size $half_size, total $h{total}, suggested_total $suggested_total)");
+ if ($half_size > $_->{size} && $suggested_total < $h{hd}{totalsectors}) {
+ log::l("prefering to resize $_->{device} to size $half_size instead of $_->{size}");
+ $_->{size} = $half_size;
+ }
+ }
$_->{start} = $part->{start};
if ($_->{size} < $part->{size}) {
@@ -127,26 +145,37 @@ sub rest_all {
}
}
+ my $hd = $h{hd};
put_in_hash($hd->{geom}, $h{forced_geom});
log::l("totalsectors $hd->{totalsectors} heads $hd->{geom}{heads} sectors $hd->{geom}{sectors}");
partition_table::raw::compute_nb_cylinders($hd->{geom}, $hd->{totalsectors});
+ #- grow the last ext3 partition
+ if (my $part = find { $_->{fs_type} eq 'ext3' } reverse @{$h{part_list}}) {
+ $part->{ratio} = 1;
+ }
+
#- write the partition table
partition_table::raw::zero_MBR($hd);
- foreach my $part (grep { $_->{rootDevice} eq $hd->{device} } @$part_list) {
+ foreach my $part (grep { $_->{rootDevice} eq $hd->{device} } @{$h{part_list}}) {
+ next if $part->{missing};
- my $hole = find { isEmpty($_) && $_->{size} >= $part->{size} } partition_table::get_normal_parts_and_holes($hd) or die "not enough room";
+ my $hole = find { isEmpty($_) && $_->{size} >= $part->{size} } partition_table::get_normal_parts_and_holes($hd) or die "not enough room for $part->{device}";
$part->{start} = $hole->{start};
log::l("handling $part->{device}");
my $extended = $part->{device} =~ /(\d+)$/ && $1 > 4 && $hd->hasExtended;
my %wanted_part = %$part;
- if ($extended || $part->{start} == 1) {
- $part->{size} += $hd->{geom}{sectors};
+ if ($part->{ratio}) {
+ $part->{size} = $hole->{size};
+ } else {
+ $part->{size} += $hd->{geom}{sectors} if $extended;
+ $part->{size} += $hd->cylinder_size if $part->{start} == 1;
}
+ log::l("adding $part->{device} with size $part->{size}");
partition_table::add($hd, $part, $extended && 'Extended');
- foreach ('device', 'size') {
+ foreach ('device', if_(!$part->{ratio}, 'size')) {
$part->{$_} eq $wanted_part{$_} or log::l("bad $_ for $part->{device}: $part->{$_} != $wanted_part{$_}");
}
}
@@ -155,11 +184,22 @@ sub rest_all {
#- restore from partimage
foreach (@{$h{from_partimage}}) {
run_or_die(@partimage_cmd, 'restore', '-b', devices::make($_->{device}), "$h{dir}/$_->{device}");
+
+ if ($_->{ratio}) {
+ my $resize = diskdrake::resize_ext2->new($_->{device}, devices::make($_->{device}));
+ $resize->resize($_->{size});
+ }
}
foreach (@{$h{created}}) {
fs::format::part_raw($_, undef);
}
+
+ if (my @missing = grep { $_->{missing} } @{$h{part_list}}) {
+ my $missing = join('|', map { quotemeta($_->{device}) } @missing);
+ log::l("drop missing devices from fstab: $missing");
+ substInFile { $_ = '' if m!^/dev/($missing)\s! } "$::prefix/etc/fstab";
+ }
run_program::run('install_bootloader');
}