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#!/usr/bin/perl
use lib qw(/usr/lib/libDrakX);
use Getopt::Long;
use common;
use bootloader;
my %options = (
'action=s' => \ (my $action),
'kernel-version=s' => \ (my $kernel_version),
'vmlinuz=s' => \ (my $vmlinuz),
'initrd-options=s' => \ (my $initrd_options),
'no-link' => \ (my $nolink),
'no-entry' => \ (my $no_entry),
'no-launch' => \ (my $no_launch),
'no-initrd' => \ (my $no_initrd),
);
GetOptions(%options) or die "usage: Releve " . join(' ', map { "[--$_]" } keys %options) . "\n";
my @known_actions = qw(add-kernel remove-kernel update-splash remove-splash detectloader);
$action && member($action, @known_actions) or die "<action> must be one of " . join(' ', @known_actions) . "\n";
if ($vmlinuz) {
if (my $ver = bootloader::vmlinuz2version($vmlinuz)) {
if ($kernel_version) {
$kernel_version eq $ver or die "$kernel_version and $ver don't match (hint: don't pass both --vmlinuz and --kernel-version)\n";
} else {
$kernel_version = $ver;
}
}
$vmlinuz = "/boot/$vmlinuz" if $vmlinuz !~ m!^/!;
} elsif ($kernel_version) {
$vmlinuz = "/boot/vmlinuz-$kernel_version";
}
my $all_hds = fsedit::get_hds();
fs::get_info_from_fstab($all_hds, '');
my $hds = $all_hds->{hds};
my $bootloader = bootloader::read([ fsedit::get_fstab(@$hds) ]) or die "Cannot find a boot loader installed\n";
$action =~ s/-/_/g;
$::{$action}->();
#-###############################################################################
sub remove_now_broken_boot_symlinks() {
foreach (glob("/boot/vmlinuz*"), glob("/boot/initrd*")) {
-l $_ && !-e $_ or next;
log::l("removing now broken symlink $_");
unlink $_;
}
}
sub remove_kernel() {
unlink "/lib/modules/$kernel_version/build";
remove_now_broken_boot_symlinks();
my ($to_remove, $to_keep) = partition {
$_->{kernel_or_dev} && $_->{kernel_or_dev} eq $vmlinuz;
} @{$bootloader->{entries}};
$_->{initrd} && unlink $_->{initrd} foreach @$to_remove;
# foreach (@$to_keep) {
# $_->{kernel_or_dev} && bootloader::expand_vmlinuz_symlink($_->{kernel_or_dev}) eq $vmlinuz or next;
# }
@{$bootloader->{entries}} = @$to_keep;
modify_bootloader();
}
#-###############################################################################
sub add_kernel() {
bootloader::create_link_source();
my $kernel_str = bootloader::vmlinuz2kernel_str($vmlinuz);
my $root_part = fsedit::get_root([ fsedit::get_fstab(@$hds) ]);
bootloader::add_kernel($bootloader, $kernel_str,
{
root => "/dev/$root_part->{device}",
initrd_options => $initrd_options,
if_($bootloader->{default_vga}, vga => $bootloader->{default_vga}),
}, $nolink, $no_initrd);
modify_bootloader();
}
sub modify_bootloader() {
!$no_entry or return;
bootloader::action($bootloader, 'write', $hds);
bootloader::action($bootloader, 'when_config_changed', $hds) if !$no_launch;
}
#-###############################################################################
sub update_splash() {
foreach (@{$bootloader->{entries}}) {
bootloader::make_boot_splash($_->{initrd}, $_->{vga}) if $_->{initrd};
}
}
sub remove_splash() {
foreach (@{$bootloader->{entries}}) {
bootloader::remove_boot_splash($_->{initrd}) if $_->{initrd};
}
}
sub detectloader() {
print $bootloader && uc(bootloader::main_method($bootloader->{method})), "\n";
}
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