diff options
Diffstat (limited to 'perl-install')
| -rw-r--r-- | perl-install/bootloader.pm | 150 |
1 files changed, 70 insertions, 80 deletions
diff --git a/perl-install/bootloader.pm b/perl-install/bootloader.pm index c2a75e8dc..73f37e6c6 100644 --- a/perl-install/bootloader.pm +++ b/perl-install/bootloader.pm @@ -11,6 +11,7 @@ use common; use partition_table qw(:types); use log; use any; +use pkgs; use fsedit; use devices; use loopback; @@ -143,25 +144,25 @@ sub add_entry($$) { push @$entries, $v; } -sub add_kernel($$$$$) { - my ($prefix, $lilo, $kernelVersion, $specific, $v) = @_; - my $ext = $specific && "-$specific"; $specific =~ s/\d+\.\d+|hack//; - my ($vmlinuz, $image, $initrdImage) = ("vmlinuz-$kernelVersion$specific", "/boot/vmlinuz$ext", "/boot/initrd$ext.img"); - -e "$prefix/boot/$vmlinuz" or log::l("unable to find kernel image $prefix/boot/$vmlinuz"), return; - { - my $f = "initrd-$kernelVersion$specific.img"; - eval { mkinitrd($prefix, "$kernelVersion$specific", "/boot/$f") }; - undef $initrdImage if $@; - symlinkf $f, "$prefix$initrdImage" or $initrdImage = "/boot/$f" - if $initrdImage; - } - symlinkf "$vmlinuz", "$prefix/$image" or $image = "/boot/$vmlinuz"; +sub add_kernel { + my ($prefix, $lilo, $version, $ext, $root, $v) = @_; + + -e "$prefix/boot/vmlinuz-$version" or log::l("unable to find kernel image $prefix/boot/vmlinuz-$version"), return; + my $image = "/boot/vmlinuz" . (symlinkf("vmlinuz-$version", "$prefix/boot/vmlinuz$ext") ? $ext : "-$version"); + + my $initrd = eval { + mkinitrd($prefix, $version, "/boot/initrd-$version.img"); + "/boot/initrd" . (symlinkf("initrd-$version.img", "$prefix/boot/initrd$ext.img") ? $ext : "-$version") . ".img"; + }; + my $label = $ext =~ /-(default)/ ? $1 : "linux$ext"; + add2hash($v, { type => 'image', - label => 'linux', + root => "/dev/$root", + label => $label, kernel_or_dev => $image, - initrd => $initrdImage, + initrd => $initrd, append => $lilo->{perImageAppend}, }); add_entry($lilo->{entries}, $v); @@ -207,8 +208,51 @@ sub dev2prompath { #- SPARC only $dev; } +sub get_kernels_and_labels { + my ($prefix) = @_; + my $dir = "$prefix/boot"; + my @l = grep { /^vmlinuz-/ } all($dir); + my @kernels = grep { ! -l "$dir/$_" } @l; + + my @prefered = ('', 'secure', 'enterprise', 'smp'); + my %weights = map_index { $_ => $::i } @prefered; + + @kernels = + sort { pkgs::versionCompare($b->[1], $a->[1]) || $weights{$a->[2]} <=> $weights{$b->[2]} } + map { + if (my ($version, $ext) = /vmlinuz-((?:[\-.\d]*(?:mdk)?)*)(.*)/) { + [ "$version$ext", $version, $ext ]; + } else { + log::l("non recognised kernel name $_"); + (); + } + } @kernels; + + my %majors; + foreach (@kernels) { + push @{$majors{$1}}, $_ if $_->[1] =~ /^(2\.\d+)/ + } + while (my ($major, $l) = each %majors) { + $l->[0][1] = $major if @$l == 1; + } + + my %labels; + foreach (@kernels) { + my ($complete_version, $version, $ext) = @$_; + my $label = ''; + if (exists $labels{$label}) { + $label = "-$ext"; + if (!$ext || $labels{$label}) { + $label = "-$version$ext"; + } + } + $labels{$label} = $complete_version; + } + %labels; +} + sub suggest { - my ($prefix, $lilo, $hds, $fstab, $kernelVersion, $vga_fb) = @_; + my ($prefix, $lilo, $hds, $fstab, $vga_fb) = @_; my $root_part = fsedit::get_root($fstab); my $root = isLoopback($root_part) ? "loop7" : $root_part->{device}; my $boot = fsedit::get_root($fstab, 'boot')->{device}; @@ -273,76 +317,22 @@ wait %d seconds for default boot. add2hash_($lilo, { getVarsFromSh("$prefix/etc/sysconfig/system") }); #- for CLEAN_TMP add2hash_($lilo, { memsize => $1 }) if cat_("/proc/cmdline") =~ /mem=(\S+)/; - #- give more priority to secure kernel because if the user want security, he will got it... - my $isSecure = -e "$prefix/boot/vmlinuz-${kernelVersion}secure"; - my $isEnterprise = -e "$prefix/boot/vmlinuz-${kernelVersion}enterprise"; + my %labels = get_kernels_and_labels($prefix); + $labels{''} or die "no kernel installed"; - my $isSMP = detect_devices::hasSMP(); - if ($isSMP && !-e "$prefix/boot/vmlinuz-${kernelVersion}smp") { - log::l("SMP machine, but no SMP kernel found") unless $isSecure; - $isSMP = 0; - } - my $entry = add_kernel($prefix, $lilo, $kernelVersion, - $isSecure ? 'secure' : $isEnterprise ? 'enterprise' : $isSMP ? 'smp' : '', + while (my ($ext, $version) = each %labels) { + my $entry = add_kernel($prefix, $lilo, $version, $ext, $root, { - label => 'linux', - root => "/dev/$root", - if_($vga_fb, vga => $vga_fb), #- using framebuffer + if_($vga_fb && $ext eq '', vga => $vga_fb), #- using framebuffer }); - add_kernel($prefix, $lilo, $kernelVersion, '', - { - label => $isSecure || $isEnterprise || $isSMP ? 'linux-up' : 'linux-nonfb', - root => "/dev/$root", - }) if $isSecure || $isEnterprise || $isSMP || $vga_fb; - my $failsafe = add_kernel($prefix, $lilo, $kernelVersion, '', - { - label => 'failsafe', - root => "/dev/$root", - }); - $entry->{append} .= " quiet" if $vga_fb && !$isSMP && !$isEnterprise; - $failsafe->{append} .= " failsafe" if $failsafe && !$lilo->{password}; - - #- manage prioritary default kernel (given as /boot/vmlinuz-default). - if (-e "$prefix/boot/vmlinuz-default") { - #- we use directly add_entry as no initrd should be done. - add_entry($lilo->{entries}, - { - type => 'image', - label => 'default', - root => "/dev/$root", - kernel_or_dev => '/boot/vmlinuz-default', - append => $lilo->{perImageAppend}, - }); - $lilo->{default} = 'default'; #- this one should be booted by default now. - } + $entry->{append} .= " quiet" if $vga_fb && $version !~ /smp|enterprise/; - #- manage older kernel if installed. - foreach (qw(2.2 hack)) { - my $f = "$prefix/boot/vmlinuz-$_"; - if (-e $f) { - my $oldVersion = first(readlink($f) =~ /vmlinuz-(.*mdk)/); - my $oldSecure = -e "$prefix/boot/vmlinuz-${oldVersion}secure"; - my $oldSMP = -e "$prefix/boot/vmlinuz-${oldVersion}smp"; - - add_kernel($prefix, $lilo, $oldVersion, $_ . ($oldSecure ? 'secure' : $oldSMP ? 'smp' : ''), - { - label => "linux-$_", - root => "/dev/$root", - $vga_fb ? ( vga => $vga_fb) : (), #- using framebuffer - }); - add_kernel($prefix, $lilo, $oldVersion, $_, - { - label => $oldSecure || $oldSMP ? "linux-${_}up" : "linux-${_}nonfb", - root => "/dev/$root", - }) if $oldSecure || $oldSMP || $vga_fb; - my $entry = add_kernel($prefix, $lilo, $oldVersion, $_, - { - label => "failsafe-$_", - root => "/dev/$root", - }); - $entry->{append} .= " failsafe" if $entry && !$lilo->{password}; + if ($vga_fb && $ext eq '') { + add_kernel($prefix, $lilo, $version, $ext, $root, { label => 'linux-nonfb' }); } } + my $failsafe = add_kernel($prefix, $lilo, $labels{''}, '', $root, { label => 'failsafe' }); + $failsafe->{append} .= " failsafe"; if (arch() =~ /sparc/) { #- search for SunOS, it could be a really better approach to take into account |