package bootloader; # $Id$ use diagnostics; use strict; use vars qw(%vga_modes); #-###################################################################################### #- misc imports #-###################################################################################### use common qw(:common :file :functional :system); use partition_table qw(:types); use log; use any; use fsedit; use devices; use loopback; use commands; use detect_devices; use partition_table_raw; use run_program; use modules; %vga_modes = ( "Ask at boot" => 'ask', "Normal" => 'normal', "80x50" => '0x0f01', "80x43" => '0x0f02', "80x28" => '0x0f03', "80x30" => '0x0f04', "80x34" => '0x0f05', "80x60" => '0x0f06', "100x30" => '0x0122', "640x480 in 16 bits (FrameBuffer only)" => 785, "800x600 in 16 bits (FrameBuffer only)" => 788, "1024x768 in 16 bits (FrameBuffer only)" => 791, "1280x1024 in 16 bits (FrameBuffer only)" => 794, ); my %vga_modes2nb = ( 'ask' => -3, 'normal' => -1, #- other entries are identity ); #-##################################################################################### #- Functions #-##################################################################################### sub get { my ($kernel, $bootloader) = @_; $_->{kernel_or_dev} && $_->{kernel_or_dev} eq $kernel and return $_ foreach @{$bootloader->{entries}}; undef; } sub get_label { my ($label, $bootloader) = @_; $_->{label} && $_->{label} eq $label and return $_ foreach @{$bootloader->{entries}}; undef; } sub mkinitrd($$$) { my ($prefix, $kernelVersion, $initrdImage) = @_; $::testing || -e "$prefix/$initrdImage" and return; my $loop_boot = loopback::prepare_boot($prefix); modules::load('loop'); run_program::rooted($prefix, "mkinitrd", "-f", $initrdImage, "--ifneeded", $kernelVersion) or unlink("$prefix/$initrdImage"); loopback::save_boot($loop_boot); -e "$prefix/$initrdImage" or die "mkinitrd failed"; } sub mkbootdisk($$$;$) { my ($prefix, $kernelVersion, $dev, $append) = @_; modules::load_multi(arch() =~ /sparc/ ? 'romfs' : (), 'loop'); my @l = qw(mkbootdisk --noprompt); push @l, "--appendargs", $append if $append; if ($dev =~ /fd/) { devices::make($dev . 'H1440'); } else { push @l, "--bios", 0, if $dev !~ /fd/; } run_program::rooted_or_die($prefix, @l, "--device", "/dev/$dev", $kernelVersion); } sub read($$) { my ($prefix, $file) = @_; my $global = 1; my ($e, $v, $f); my %b; foreach (cat_("$prefix$file")) { ($_, $v) = /^\s*(.*?)\s*(?:=\s*(.*?))?\s*$/; if (/^(image|other)$/) { push @{$b{entries}}, $e = { type => $_, kernel_or_dev => $v }; $global = 0; } elsif ($global) { $b{$_} = $v || 1; } else { if ((/map-drive/ .. /to/) && /to/) { $e->{mapdrive}{$e->{'map-drive'}} = $v; } else { $e->{$_} = $v || 1; } } } delete $b{timeout} unless $b{prompt}; $_->{append} =~ s/^\s*"?(.*?)"?\s*$/$1/ foreach \%b, @{$b{entries}}; $b{timeout} = $b{timeout} / 10 if $b{timeout}; $b{message} = cat_("$prefix$b{message}") if $b{message}; \%b; } sub suggest_onmbr($) { my ($hds) = @_; my $type = partition_table_raw::typeOfMBR($hds->[0]{device}); !$type || member($type, qw(dos dummy lilo grub empty)), !$type; } sub compare_entries($$) { my ($a, $b) = @_; my %entries; @entries{keys %$a, keys %$b} = (); $a->{$_} eq $b->{$_} and delete $entries{$_} foreach keys %entries; scalar keys %entries; } sub add_entry($$) { my ($entries, $v) = @_; my (%usedold, $freeold); do { $usedold{$1 || 0} = 1 if $_->{label} =~ /^old ([^_]*)_/x } foreach @$entries; foreach (0..scalar keys %usedold) { exists $usedold{$_} or $freeold = $_ || '', last } foreach (@$entries) { if ($_->{label} eq $v->{label}) { compare_entries($_, $v) or return; #- avoid inserting it twice as another entry already exists ! $_->{label} = "old${freeold}_$_->{label}"; } } push @$entries, $v; } sub add_kernel($$$$$) { my ($prefix, $lilo, $kernelVersion, $specific, $v) = @_; my $ext = $specific && "-$specific"; $specific =~ s/\d+\.\d+|hack//; my $kname = arch() =~ /ppc/ ? "vmlinux" : "vmlinuz"; my ($vmlinuz, $image, $initrdImage) = ("$kname-$kernelVersion$specific", "/boot/$kname$ext", "/boot/initrd$ext.img"); -e "$prefix/boot/$vmlinuz" or log::l("unable to find kernel image $prefix/boot/$vmlinuz"), return; { my $f = "initrd-$kernelVersion$specific.img"; eval { mkinitrd($prefix, "$kernelVersion$specific", "/boot/$f") }; undef $initrdImage if $@; symlinkf $f, "$prefix$initrdImage" or $initrdImage = "/boot/$f" if $initrdImage; } symlinkf "$vmlinuz", "$prefix/$image" or $image = "/boot/$vmlinuz"; add2hash($v, { type => 'image', label => 'linux', kernel_or_dev => $image, initrd => $initrdImage, append => $lilo->{perImageAppend}, }); add_entry($lilo->{entries}, $v); $v; } sub get_append { my ($b, $key) = @_; ($b->{perImageAppend} =~ /\b$key=(\S*)/)[0]; } sub add_append { my ($b, $key, $val) = @_; foreach ({ append => $b->{perImageAppend} }, @{$b->{entries}}) { $_->{append} =~ s/\b$key=\S*\s*//; $_->{append} =~ s/\s*$/ $key=$val)/ if $val; } } sub configure_entry($$) { my ($prefix, $entry) = @_; if ($entry->{type} eq 'image') { my $specific_version; $entry->{kernel_or_dev} =~ /vmlinu.-(.*)/ and $specific_version = $1; readlink("$prefix/$entry->{kernel_or_dev}") =~ /vmlinu.-(.*)/ and $specific_version = $1; if ($specific_version) { $entry->{initrd} or $entry->{initrd} = "/boot/initrd-$specific_version.img"; unless (-e "$prefix/$entry->{initrd}") { eval { mkinitrd($prefix, $specific_version, "$entry->{initrd}") }; undef $entry->{initrd} if $@; } } } $entry; } sub dev2prompath { #- SPARC only my ($dev) = @_; my ($wd, $num) = $dev =~ /^(.*\D)(\d*)$/; require c; $dev = c::disk2PromPath($wd) and $dev = $dev =~ /^sd\(/ ? "$dev$num" : "$dev;$num"; $dev; } sub suggest { my ($prefix, $lilo, $hds, $fstab, $kernelVersion, $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}; my $partition = first($boot =~ /\D*(\d*)/); require c; c::initSilo() if arch() =~ /sparc/; my ($onmbr, $unsafe) = $lilo->{crushMbr} ? (1, 0) : suggest_onmbr($hds); add2hash_($lilo, arch() =~ /sparc/ ? { default => "linux", entries => [], timeout => 5, use_partition => 0, #- we should almost always have a whole disk partition. root => "/dev/$root", partition => $partition || 1, boot => $root eq $boot && "/boot", #- this helps for getting default partition for silo. } : arch =~ /ppc/ ? { defaultos => "linux", default => "linux", entries => [], initmsg => "Welcome to Mandrake Linux!", delay => 30, #- OpenFirmware delay timeout => 50, enableofboot => 1, enablecdboot => 1, } : { boot => "/dev/" . ($onmbr ? $hds->[0]{device} : fsedit::get_root($fstab, 'boot')->{device}), bootUnsafe => $unsafe, map => "/boot/map", default => "linux", lba32 => 1, entries => [], timeout => $onmbr && 5, install => "/boot/boot.b", }); if (!$lilo->{message} || $lilo->{message} eq "1") { $lilo->{message} = join('', cat_("$prefix/boot/message")); if (!$lilo->{message}) { my $msg_en = #-PO: these messages will be displayed at boot time in the BIOS, use only ASCII (7bit) __("Welcome to %s the operating system chooser! Choose an operating system in the list above or wait %d seconds for default boot. "); my $msg = translate($msg_en); #- use the english version if more than 20% of 8bits chars $msg = $msg_en if int(grep { $_ & 0x80 } unpack "c*", $msg) / length($msg) > 0.2; $lilo->{message} = sprintf $msg, arch() =~ /sparc/ ? "SILO" : "LILO", $lilo->{timeout}; } } add2hash_($lilo, { getVarsFromSh("$prefix/etc/sysconfig/system") }); #- for CLEAN_TMP add2hash_($lilo, { memsize => $1 }) if cat_("/proc/cmdline") =~ /mem=(\S+)/; my $isSecure = -e "$prefix/boot/vmlinuz-${kernelVersion}secure"; 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' : $isSMP ? 'smp' : '', { label => 'linux', root => "/dev/$root", if_($vga_fb, vga => $vga_fb), #- using framebuffer }); add_kernel($prefix, $lilo, $kernelVersion, '', { label => $isSecure || $isSMP ? 'linux-up' : 'linux-nonfb', root => "/dev/$root", }) if $isSecure || $isSMP || $vga_fb; my $failsafe = add_kernel($prefix, $lilo, $kernelVersion, '', { label => 'failsafe', root => "/dev/$root", }); $entry->{append} .= " quiet" if $vga_fb; $failsafe->{append} .= " failsafe" if $failsafe && !$lilo->{password}; #- manage older kernel if installed. foreach (qw(2.2 hack)) { my $hasOld = -e "$prefix/boot/vmlinuz-$_"; if ($hasOld) { my $oldVersion = first(readlink("$prefix/boot/vmlinuz-$_") =~ /vmlinuz-(.*mdk)/); my $oldSecure = -e "$prefix/boot/vmlinuz-${_}secure"; my $oldSMP = $isSMP && -e "$prefix/boot/vmlinuz-${_}smp"; add_kernel($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 (arch() =~ /sparc/) { #- search for SunOS, it could be a really better approach to take into account #- partition type for mounting point. my $sunos = 0; foreach (@$hds) { foreach (@{$_->{primary}{normal}}) { my $path = $_->{device} =~ m|^/| && $_->{device} !~ m|^/dev/| ? $_->{device} : dev2prompath($_->{device}); add_entry($lilo->{entries}, { type => 'other', kernel_or_dev => $path, label => "sunos" . ($sunos++ ? $sunos : ''), }) if $path && isSunOS($_) && type2name($_->{type}) =~ /root/i; } } } elsif (arch() =~ /ppc/) { #- if we identified a MacOS partition earlier - add it if (defined $partition_table_mac'macos_part) { add_entry($lilo->{entries}, { label => "macos", kernel_or_dev => $partition_table_mac'macos_part }); } } else { #- search for dos (or windows) boot partition. Don't look in extended partitions! my %nbs; foreach (@$hds) { foreach (@{$_->{primary}{normal}}) { my $label = isNT($_) ? 'NT' : isDos($_) ? 'dos' : 'windows'; add_entry($lilo->{entries}, { type => 'other', kernel_or_dev => "/dev/$_->{device}", label => $label . ($nbs{$label}++ ? $nbs{$label} : ''), table => "/dev/$_->{rootDevice}", unsafe => 1 }) if isNT($_) || isFat($_) && isFat({ type => fsedit::typeOfPart($_->{device}) }); } } } my %l = ( yaboot => bool(arch() =~ /ppc/), silo => bool(arch() =~ /sparc/), lilo => bool(arch() !~ /sparc|ppc/) && !isLoopback(fsedit::get_root($fstab)), grub => bool(arch() !~ /sparc|ppc/ && availableRamMB() < 800), #- don't use grub if more than 800MB loadlin => bool(arch() !~ /sparc|ppc/) && -e "/initrd/loopfs/lnx4win", ); unless ($lilo->{methods}) { $lilo->{methods} ||= { map { $_ => 1 } grep { $l{$_} } keys %l }; if ($lilo->{methods}{lilo} && -e "$prefix/boot/boot-graphic.b") { $lilo->{methods}{lilo} = "boot-graphic.b"; exists $lilo->{methods}{grub} and $lilo->{methods}{grub} = undef; } } } sub suggest_floppy { my ($bootloader) = @_; my $floppy = detect_devices::floppy() or return; $floppy eq 'fd0' or log::l("suggest_floppy: not adding $floppy"), return; add_entry($bootloader->{entries}, { type => 'other', kernel_or_dev => '/dev/fd0', label => 'floppy', unsafe => 1 }); } sub keytable($$) { my ($prefix, $f) = @_; local $_ = $f; if ($_ && !/\.klt$/) { $f = "/boot/$_.klt"; run_program::rooted($prefix, "keytab-lilo.pl", ">", $f, $_) or undef $f; } $f && -r "$prefix/$f" && $f; } sub has_profiles { bool(get_label("office", $b)) } sub set_profiles { my ($b, $want_profiles) = @_; my $office = get_label("office", $b); if ($want_profiles xor $office) { my $e = get_label("linux", $b); if ($want_profiles) { push @{$b->{entries}}, { %$e, label => "office", append => "$e->{append} prof=Office" }; $e->{append} .= " prof=Home"; } else { # remove profiles $e->{append} =~ s/\s*prof=\w+//; @{$b->{entries}} = grep { $_ != $office } @{$b->{entries}}; } } } sub get_of_dev($$) { my ($prefix, $unix_dev) = @_; #- don't care much for this - need to run ofpath rooted, and I need the result #- In test mode, just run on "/", otherwise you can't get to the /proc files if ($::testing) { $prefix = ""; } run_program::rooted_or_die($prefix, "/usr/local/sbin/ofpath $unix_dev", ">", "/tmp/ofpath"); open(FILE, "$prefix/tmp/ofpath") || die "Can't open $prefix/tmp/ofpath"; my $of_dev = ""; local $_ = ""; while (<FILE>){ $of_dev = $_; } chop($of_dev); my @del_file = ($prefix . "/tmp/ofpath"); unlink (@del_file); log::l("OF Device: $of_dev"); $of_dev; } sub install_yaboot($$$) { my ($prefix, $lilo) = @_; $lilo->{prompt} = $lilo->{timeout}; if ($lilo->{message}) { local *F; open F, ">$prefix/boot/message" and print F $lilo->{message} or $lilo->{message} = 0; } { local *F; local $\ = "\n"; my $f = "$prefix/etc/yaboot.conf"; open F, ">$f" or die "cannot create yaboot config file: $f"; log::l("writing yaboot config to $f"); print F "#yaboot.conf - generated by DrakX"; print F "init-message=\"\\n$lilo->{initmsg}\\n\"" if $lilo->{initmsg}; if ($lilo->{boot}) { print F "boot=$lilo->{boot}"; my $of_dev = get_of_dev($prefix, $lilo->{boot}); print F "ofboot=$of_dev"; } else { die "no bootstrap partition defined." } $lilo->{$_} and print F "$_=$lilo->{$_}" foreach qw(delay timeout); print F "install=/usr/local/lib/yaboot/yaboot"; print F "magicboot=/usr/local/lib/yaboot/ofboot"; $lilo->{$_} and print F $_ foreach qw(enablecdboot enableofboot); $lilo->{$_} and print F "$_=$lilo->{$_}" foreach qw(defaultos default); print F "nonvram"; foreach (@{$lilo->{entries}}) { if ($_->{type} eq "image") { my $of_dev = get_of_dev($prefix, $_->{root}); print F "$_->{type}=$of_dev,$_->{kernel_or_dev}"; print F "\tlabel=", substr($_->{label}, 0, 15); #- lilo doesn't handle more than 15 char long labels print F "\troot=$_->{root}"; print F "\tinitrd=$of_dev,$_->{initrd}" if $_->{initrd}; print F "\tappend=\"$_->{append}\"" if $_->{append}; print F "\tread-write" if $_->{'read-write'}; print F "\tread-only" if !$_->{'read-write'}; } else { my $of_dev = get_of_dev($prefix, $_->{kernel_or_dev}); print F "$_->{label}=$of_dev"; } } } log::l("Installing boot loader..."); my $f = "$prefix/tmp/of_boot_dev"; my $of_dev = get_of_dev($prefix, $lilo->{boot}); output($f, "$of_dev\n"); $::testing and return; run_program::rooted($prefix, "/sbin/ybin", "2>", "/tmp/.error") or die "ybin failed"; unlink "$prefix/tmp/.error"; } sub install_silo($$$) { my ($prefix, $silo, $fstab) = @_; my $boot = fsedit::get_root($fstab, 'boot')->{device}; my ($wd, $num) = $boot =~ /^(.*\D)(\d*)$/; #- setup boot promvars for. require c; if ($boot =~ /^md/) { #- get all mbr devices according to /boot are listed, #- then join all zero based partition translated to prom with ';'. #- keep bootdev with the first of above. log::l("/boot is present on raid partition which is not currently supported for promvars"); } else { if (!$silo->{use_partition}) { foreach (@$fstab) { if (!$_->{start} && $_->{device} =~ /$wd/) { $boot = $_->{device}; log::l("found a zero based partition in $wd as $boot"); last; } } } $silo->{bootalias} = c::disk2PromPath($boot); $silo->{bootdev} = $silo->{bootalias}; log::l("preparing promvars for device=$boot"); } c::hasAliases() or log::l("clearing promvars alias as non supported"), $silo->{bootalias} = ''; if ($silo->{message}) { local *F; open F, ">$prefix/boot/message" and print F $silo->{message} or $silo->{message} = 0; } { local *F; local $\ = "\n"; my $f = "$prefix/boot/silo.conf"; #- always write the silo.conf file in /boot ... symlinkf "../boot/silo.conf", "$prefix/etc/silo.conf"; #- ... and make a symlink from /etc. open F, ">$f" or die "cannot create silo config file: $f"; log::l("writing silo config to $f"); $silo->{$_} and print F "$_=$silo->{$_}" foreach qw(partition root default append); $silo->{$_} and print F $_ foreach qw(restricted); #- print F "password=", $silo->{password} if $silo->{restricted} && $silo->{password}; #- done by msec print F "timeout=", round(10 * $silo->{timeout}) if $silo->{timeout}; print F "message=$silo->{boot}/message" if $silo->{message}; foreach (@{$silo->{entries}}) {#my ($v, $e) = each %{$silo->{entries}}) { my $type = "$_->{type}=$_->{kernel_or_dev}"; $type =~ s|/boot|$silo->{boot}|; print F $type; print F "\tlabel=$_->{label}"; if ($_->{type} eq "image") { my $initrd = $_->{initrd}; $initrd =~ s|/boot|$silo->{boot}|; print F "\tpartition=$_->{partition}" if $_->{partition}; print F "\troot=$_->{root}" if $_->{root}; print F "\tinitrd=$initrd" if $_->{initrd}; print F "\tappend=\"$1\"" if $_->{append} =~ /^\s*"?(.*?)"?\s*$/; print F "\tread-write" if $_->{'read-write'}; print F "\tread-only" if !$_->{'read-write'}; } } } log::l("Installing boot loader..."); $::testing and return; run_program::rooted($prefix, "silo", "2>", "/tmp/.error", $silo->{use_partition} ? ("-t") : ()) or run_program::rooted($prefix, "silo", "2>", "/tmp/.error", "-p", "2", $silo->{use_partition} ? ("-t") : ()) or die "silo failed"; unlink "$prefix/tmp/.error"; #- try writing in the prom. log::l("setting promvars alias=$silo->{bootalias} bootdev=$silo->{bootdev}"); require c; c::setPromVars($silo->{bootalias}, $silo->{bootdev}); } sub install_lilo($$) { my ($prefix, $lilo, $fstab, $hds) = @_; $lilo->{prompt} = $lilo->{timeout}; if ($lilo->{message}) { local *F; open F, ">$prefix/boot/message" and print F $lilo->{message} or $lilo->{message} = 0; } { local *F; local $\ = "\n"; my $f = "$prefix/etc/lilo.conf"; open F, ">$f" or die "cannot create lilo config file: $f"; log::l("writing lilo config to $f"); $lilo->{$_} and print F "$_=$lilo->{$_}" foreach qw(boot map install vga default append keytable); $lilo->{$_} and print F $_ foreach qw(linear lba32 compact prompt restricted); #- print F "password=", $lilo->{password} if $lilo->{restricted} && $lilo->{password}; #- done by msec print F "timeout=", round(10 * $lilo->{timeout}) if $lilo->{timeout}; my $dev = $hds->[0]{device}; my %dev2bios = map_index { $_ => $::i } dev2bios($hds, $lilo->{boot}); if ($dev2bios{$dev}) { my %bios2dev = reverse %dev2bios; print F "disk=/dev/$bios2dev{0} bios=0x80"; printf F "disk=/dev/$dev bios=0x%x", 0x80 + $dev2bios{$dev}; } elsif ($dev =~ /hd[bde]/) { print F "disk=/dev/$dev bios=0x80"; } if ($lilo->{message}) { if (-e "$prefix/boot/$lilo->{methods}{lilo}" && $lilo->{methods}{lilo} eq "boot-graphic.b") { print F "message=/boot/message-graphic"; } else { print F "message=/boot/message"; } } print F "menu-scheme=wb:bw:wb:bw"; foreach (@{$lilo->{entries}}) { print F "$_->{type}=$_->{kernel_or_dev}"; my $label = substr($_->{label}, 0, 15); #- lilo doesn't handle more than 15 char long labels $label =~ s/\s/_/g; #- lilo doesn't like spaces print F "\tlabel=$label"; if ($_->{type} eq "image") { print F "\troot=$_->{root}"; print F "\tinitrd=$_->{initrd}" if $_->{initrd}; print F "\tappend=\"$_->{append}\"" if $_->{append}; print F "\tvga=$_->{vga}" if $_->{vga}; print F "\tread-write" if $_->{'read-write'}; print F "\tread-only" if !$_->{'read-write'}; } else { print F "\ttable=$_->{table}" if $_->{table}; print F "\tunsafe" if $_->{unsafe} && !$_->{table}; if (my ($dev) = $_->{table} =~ m|/dev/(.*)|) { if ($dev2bios{$dev}) { #- boot off the nth drive, so reverse the BIOS maps my $nb = sprintf("0x%x", 0x80 + $dev2bios{$dev}); $_->{mapdrive} ||= { '0x80' => $nb, $nb => '0x80' }; } } while (my ($from, $to) = each %{$_->{mapdrive} || {}}) { print F "\tmap-drive=$from"; print F "\t to=$to"; } } } } #- try to use a specific stage2 if defined and present. -e "$prefix/boot/$lilo->{methods}{lilo}" and symlinkf $lilo->{methods}{lilo}, "$prefix/boot/boot.b"; log::l("stage2 of lilo used is " . readlink "$prefix/boot/boot.b"); log::l("Installing boot loader..."); $::testing and return; run_program::rooted_or_die($prefix, "lilo", "2>", "/tmp/.error"); unlink "$prefix/tmp/.error"; } sub dev2bios { my ($hds, $where) = @_; my @dev = map { $_->{device} } @$hds; member($where, @dev) or ($where) = @dev; #- if not on mbr, s/h(d[e-g])/x$1/ foreach $where, @dev; #- emulates ultra66 as xd_ my $start = substr($where, 0, 2); my $translate = sub { $_ eq $where ? "aaa" : #- if exact match, value it first /^$start(.*)/ ? "ad$1" : #- if same class (ide/scsi/ultra66), value it before other classes $_; }; @dev = map { $_->[0] } sort { $a->[1] cmp $b->[1] } map { [ $_, &$translate ] } @dev; s/x(d.)/h$1/ foreach @dev; #- switch back; @dev; } sub dev2grub { my ($dev, $dev2bios) = @_; $dev =~ m|^(/dev/)?(...)(.*)$| or die "dev2grub (bad device $dev), caller is " . join(":", caller()); my $grub = $dev2bios->{$2} or die "dev2grub ($2)"; "($grub" . ($3 && "," . ($3 - 1)) . ")"; } sub install_grub { my ($prefix, $lilo, $fstab, $hds) = @_; my %dev2bios = ( (map_index { $_ => "fd$::i" } detect_devices::floppies()), (map_index { $_ => "hd$::i" } dev2bios($hds, $lilo->{boot})), ); { my %bios2dev = reverse %dev2bios; output "$prefix/boot/grub/device.map", join '', map { "($_) /dev/$bios2dev{$_}\n" } sort keys %bios2dev; } my $bootIsReiser = isReiserfs(fsedit::get_root($fstab, 'boot')); my $file2grub = sub { my $file = expand_symlinks "$prefix$_[0]"; if (!$bootIsReiser) { #- grub in reiserfs doesn't handle symlinks. if (my $l = readlink "$prefix$_[0]") { $l =~ m|/| or $file =~ s/\Q$l/basename $_[0]/e; #- keep simple end symlinks } } unless ($file =~ s/^$prefix//) { my ($fs) = grep { loopback::carryRootLoopback($_) } @$fstab or die; log::l("found $fs->{mntpoint}"); $file =~ s|/initrd/loopfs|$fs->{mntpoint}|; } my ($fs); foreach (@$fstab) { my $m = $_->{mntpoint}; $fs = $_ if $file =~ /^$m/ && (!$fs || length $fs->{mntpoint} < length $m); } $fs or die "file2grub not found $file"; $file =~ s|$fs->{mntpoint}/?|/|; dev2grub($fs->{device}, \%dev2bios) . $file; }; { local *F; local $\ = "\n"; my $f = "$prefix/boot/grub/menu.lst"; open F, ">$f" or die "cannot create grub config file: $f"; log::l("writing grub config to $f"); $lilo->{$_} and print F "$_ $lilo->{$_}" foreach qw(timeout); print F "color black/cyan yellow/cyan"; print F "i18n ", $file2grub->("/boot/grub/messages"); print F "keytable ", $file2grub->($lilo->{keytable}) if $lilo->{keytable}; #- since we use notail in reiserfs, altconfigfile is broken :-( print F "altconfigfile ", $file2grub->(my $once = "/boot/grub/menu.once") if !$bootIsReiser; output "$prefix$once", " " x 100; map_index { print F "default $::i" if $_->{label} eq $lilo->{default}; } @{$lilo->{entries}}; foreach (@{$lilo->{entries}}) { print F "\ntitle $_->{label}"; if ($_->{type} eq "image") { my $vga = $_->{vga} || $lilo->{vga}; printf F "kernel %s root=%s %s%s%s\n", $file2grub->($_->{kernel_or_dev}), $_->{root} =~ /loop7/ ? "707" : $_->{root}, #- special to workaround bug in kernel (see #ifdef CONFIG_BLK_DEV_LOOP) $_->{append}, $_->{'read-write'} && " rw", $vga && $vga ne "normal" && " vga=$vga"; print F "initrd ", $file2grub->($_->{initrd}) if $_->{initrd}; } else { print F "root ", dev2grub($_->{kernel_or_dev}, \%dev2bios); if ($_->{kernel_or_dev} !~ /fd/) { #- boot off the second drive, so reverse the BIOS maps $_->{mapdrive} ||= { '0x80' => '0x81', '0x81' => '0x80' } if $_->{table} && $lilo->{boot} !~ /$_->{table}/; map_each { print F "map ($::b) ($::a)" } %{$_->{mapdrive} || {}}; print F "makeactive"; } print F "chainloader +1"; } } } my $hd = fsedit::get_root($fstab, 'boot')->{rootDevice}; my $dev = dev2grub($lilo->{boot}, \%dev2bios); my ($s1, $s2, $m) = map { $file2grub->("/boot/grub/$_") } qw(stage1 stage2 menu.lst); my $f = "/boot/grub/install.sh"; output "$prefix$f", "grub --device-map=/boot/grub/device.map --batch <<EOF install $s1 d $dev $s2 p $m quit EOF "; output "$prefix/boot/grub/messages", map { substr(translate($_) . "\n", 0, 78) } ( #- ensure the translated messages are not too big the hard way #-PO: these messages will be displayed at boot time in the BIOS, use only ASCII (7bit) __("Welcome to GRUB the operating system chooser!"), __("Use the %c and %c keys for selecting which entry is highlighted."), __("Press enter to boot the selected OS, \'e\' to edit the"), __("commands before booting, or \'c\' for a command-line."), __("The highlighted entry will be booted automatically in %d seconds."), ); my $e = "$prefix/boot/.enough_space"; output $e, 1; -s $e or die _("not enough room in /boot"); unlink $e; log::l("Installing boot loader..."); $::testing and return; symlink "$prefix/boot", "/boot"; run_program::run("sh", $f) or die "grub installation failed"; unlink "$prefix/tmp/.error.grub", "/boot"; } sub lnx4win_file { my $lilo = shift; map { local $_ = $_; s,/,\\,g; "$lilo->{boot_drive}:\\lnx4win$_" } @_; } sub loadlin_cmd { my ($prefix, $lilo) = @_; my $e = get_label("linux", $lilo) || first(grep { $_->{type} eq "image" } @{$lilo->{entries}}); commands::cp("$prefix$e->{kernel_or_dev}", "$prefix/boot/vmlinuz") unless -e "$prefix/boot/vmlinuz"; commands::cp("$prefix$e->{initrd}", "$prefix/boot/initrd.img") unless -e "$prefix/boot/initrd.img"; $e->{label}, sprintf"%s %s initrd=%s root=%s $e->{append}", lnx4win_file($lilo, "/loadlin.exe", "/boot/vmlinuz", "/boot/initrd.img"), $e->{root} =~ /loop7/ ? "0707" : $e->{root}; #- special to workaround bug in kernel (see #ifdef CONFIG_BLK_DEV_LOOP) } sub install_loadlin { my ($prefix, $lilo, $fstab) = @_; my $boot; ($boot) = grep { $lilo->{boot} eq "/dev/$_->{device}" } @$fstab; ($boot) = grep { loopback::carryRootLoopback($_) } @$fstab unless $boot && $boot->{device_windobe}; ($boot) = grep { isFat($_) } @$fstab unless $boot && $boot->{device_windobe}; log::l("loadlin device is $boot->{device} (windobe $boot->{device_windobe})"); $lilo->{boot_drive} = $boot->{device_windobe}; my ($winpart) = grep { $_->{device_windobe} eq 'C' } @$fstab; log::l("winpart is $winpart->{device}"); my $winhandle = any::inspect($winpart, $prefix, 'rw'); my $windrive = $winhandle->{dir}; log::l("windrive is $windrive"); my ($label, $cmd) = loadlin_cmd($prefix, $lilo); #install_loadlin_config_sys($lilo, $windrive, $label, $cmd); #install_loadlin_desktop($lilo, $windrive); output "/initrd/loopfs/lnx4win/linux.bat", unix2dos( '@echo off echo Linux Mandrake smartdrv /C ' . "$cmd\n"); } sub install_loadlin_config_sys { my ($lilo, $windrive, $label, $cmd) = @_; my $config_sys = "$windrive/config.sys"; local $_ = cat_($config_sys); output "$windrive/config.mdk", $_ if $_; my $timeout = $lilo->{timeout} || 1; $_ = " [Menu] menuitem=Windows menudefault=Windows,$timeout [Windows] " . $_ if !/^\Q[Menu]/m; #- remove existing entry s/^menuitem=$label\s*//mi; s/\n\[$label\].*?(\n\[|$)/$1/si; #- add entry s/(.*\nmenuitem=[^\n]*)/$1\nmenuitem=$label/s; $_ .= " [$label] shell=$cmd "; output $config_sys, unix2dos($_); } sub install_loadlin_desktop { my ($lilo, $windrive) = @_; my $windir = lc(cat_("$windrive/msdos.sys") =~ /^WinDir=.:\\(\S+)/m ? $1 : "windows"); #-PO: "Desktop" and "Start Menu" are the name of the directories found in c:\windows foreach (__("Desktop"), __("Start Menu")) { my $d = "$windrive/$windir/" . translate($_); -d $d or $d = "$windrive/$windir/$_"; -d $d or log::l("can't find windows $d directory"), next; output "$d/Linux4Win.url", unix2dos(sprintf q([InternetShortcut] URL=file:\lnx4win\lnx4win.exe WorkingDirectory=%s IconFile=%s IconIndex=0 ), lnx4win_file($lilo, "/", "/lnx4win.ico")); } } sub install { my ($prefix, $lilo, $fstab, $hds) = @_; { my $f = "$prefix/etc/sysconfig/system"; setVarsInSh($f, add2hash_({ CLEAN_TMP => $lilo->{CLEAN_TMP} }, { getVarsFromSh($f) })); } $lilo->{keytable} = keytable($prefix, $lilo->{keytable}); my %l = grep_each { $::b } %{$lilo->{methods}}; my @rcs = map { my $f = $bootloader::{"install_$_"} or die "unknown bootloader method $_"; eval { $f->(@_) }; $@; } reverse sort keys %l; #- reverse sort for having grub installed after lilo if both are there. return if grep { !$_ } @rcs; #- at least one worked? die first(map { $_ } @rcs); } #-###################################################################################### #- Wonderful perl :( #-###################################################################################### 1; #