drakx - Mageia Installer and base platform for many utilities

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Diffstat (limited to 'perl-install/install_steps.pm')

-rw-r--r--

1 files changed, 3 insertions, 3 deletions

package install::media; # $Id$ use strict; our @ISA = qw(Exporter); our @EXPORT_OK = qw(getFile_ getAndSaveFile_ getAndSaveFile_media_info packageMedium); use common; use fs::type; #- list of fields for {phys_medium} : #- device #- finalpath #- from_iso #- fs_type #- is_suppl (is a supplementary media) #- isMounted #- loopback_device #- loopback_file #- method #- mntpoint #- name (text description, same as first medium {name}) #- real_mntpoint #- rel_path (for isofiles and cdrom) #- url #- list of fields for {media} : #- end (last rpm id, undefined iff not selected) #- fakemedium ("$name ($rpmsdir)", used locally by urpmi) #- rel_hdlist #- hdlist_size #- key_ids (hashref, values are key ids) #- name (text description) #- pubkey (array containing all the keys to import) #- phys_medium #- rpmsdir #- selected #- size (in MB) #- start (first rpm id, undefined iff not selected) #- synthesis_hdlist_size #- update (for install_urpmi) our $postinstall_rpms = ''; my %mounted_media; sub free_medium_id { my ($media) = @_; int(@$media); } sub allMediums { my ($packages) = @_; @{$packages->{media}}; } sub phys_media { my ($packages) = @_; uniq(map { $_->{phys_medium} } @{$packages->{media}}); } sub pkg2media { my ($media, $p) = @_; $p or internal_error("invalid package"); find { $_->{selected} && $p->id >= $_->{start} && $p->id <= $_->{end}; } @$media; } sub packageMedium { my ($packages, $p) = @_; pkg2media($packages->{media}, $p) || {}; } sub packagesOfMedium { my ($packages, $medium) = @_; @{$packages->{depslist}}[$medium->{start} .. $medium->{end}]; } sub first_medium { my ($packages) = @_; $packages->{media}[0]; } sub path { my ($phys_m, $f) = @_; ($phys_m->{real_mntpoint} || fs::get::mntpoint_prefixed($phys_m)) . $phys_m->{rel_path} . '/' . $f; } sub rel_rpm_file { my ($medium, $f) = @_; if (my ($arch) = $f =~ m|\.([^\.]*)\.rpm$|) { $f = "$medium->{rpmsdir}/$f"; $f =~ s/%{ARCH}/$arch/g; $f =~ s,^/+,,g; } $f; } sub umount_phys_medium { my ($phys_m) = @_; my $ok = eval { fs::mount::umount_part($phys_m); delete $phys_m->{real_mntpoint}; #- next time, we can mount it in the dest dir 1; }; if ($@) { log::l("umount phys_medium $phys_m->{url} failed ($@)"); log::l("files still open: ", readlink($_)) foreach map { glob_("$_/fd/*") } glob_("/proc/*"); } $ok; } sub mount_phys_medium { my ($phys_m, $o_rel_file, $b_force_change) = @_; if (!$b_force_change) { eval { fs::mount::part($phys_m) }; return if $@; } my $ok = !$o_rel_file || -e path($phys_m, $o_rel_file); if ($phys_m->{method} eq 'cdrom' && ($b_force_change || !$ok)) { $ok = $::o->ask_change_cd($phys_m, $o_rel_file); } $ok; } sub umount_media { my ($packages) = @_; #- we don't bother umounting first phys medium if clp is not on disk #- (this is mainly for nfs installs using install/stage2/live) my @l = phys_media($packages); shift @l if !$install::any::compressed_image_on_disk && $l[0]{is_stage2_phys_medium}; umount_phys_medium($_) foreach @l; umount_phys_medium($_) foreach grep { $_ } map { $_->{loopback_device} } @l; } sub url_respect_privacy { my ($url) = @_; $url =~ s!ftp://.*?\@!ftp://xxx@!; $url; } sub phys_medium_to_string { my ($phys_m) = @_; url_respect_privacy($phys_m->{url}) . ($phys_m->{name} ? " ($phys_m->{name})" : ''); } sub stage2_mounted_medium { my ($method, $rel_path) = @_; my ($device, $real_mntpoint, $fs_type, $url); if ($method eq 'nfs') { (my $server, my $nfs_path, $real_mntpoint, $fs_type) = cat_("/proc/mounts") =~ m!(\S+):(\S+)\s+(/tmp/media)\s+(\S+)!; $device = "$server:$nfs_path"; $url = "nfs://$server$nfs_path$rel_path"; } elsif ($method eq 'disk') { ($device, $real_mntpoint, $fs_type) = cat_("/proc/mounts") =~ m!/dev/(\S+)\s+(/tmp/media)\s+(\S+)!; $url = "disk://$device$rel_path"; } elsif ($method eq 'cdrom') { ($device, $real_mntpoint, $fs_type) = cat_("/proc/mounts") =~ m!/dev/(\S+)\s+(/tmp/media)\s+(\S+)!; $url = "cdrom:/" . ($rel_path || '/'); } else { ($device, $real_mntpoint, $fs_type) = cat_("/proc/mounts") =~ m!(?:/dev/)?(\S+)\s+(/tmp/media)\s+(\S+)!; $url = "file:/" . ($rel_path || '/'); } $real_mntpoint or internal_error("no real_mntpoint"); +{ method => $method, rel_path => $rel_path, isMounted => 1, device => $device, url => $url, real_mntpoint => $real_mntpoint, fs_type => $fs_type, }; } #- used once at beginning of install sub stage2_phys_medium { my ($method) = @_; if ($method eq 'ftp' && !$ENV{URLPREFIX}) { my $user = $ENV{LOGIN} && ($ENV{LOGIN} . ($ENV{PASSWORD} && ":$ENV{PASSWORD}") . '@'); $ENV{URLPREFIX} = "ftp://$user$ENV{HOST}/$ENV{PREFIX}"; } if ($method eq 'http' || $method eq 'ftp') { { method => $method, url => $ENV{URLPREFIX} }; } elsif ($method =~ /(.*)-iso$/) { my $dir_method = $1; my $rel_path = readlink('/tmp/image') =~ m!loop/*(/.*)! ? $1 : ''; my $rel_iso = $ENV{ISOPATH} =~ m!media/*(/.*)! ? $1 : ''; my ($dir_url, $iso) = (dirname($rel_iso), basename($rel_iso)); my $dir_medium = stage2_mounted_medium($dir_method, $dir_url eq '/' ? '' : $dir_url); my $phys_m = iso_phys_media($dir_medium, $iso, ''); $phys_m->{real_mntpoint} = '/tmp/loop'; $phys_m->{real_device} = cat_("/proc/mounts") =~ m!(/dev/\S+)\s+/tmp/loop\s! && $1; $phys_m->{isMounted} = 1; $phys_m->{rel_path} = $rel_path; $phys_m; } else { my $rel_path = readlink('/tmp/image') =~ m!media/*(/.*)! ? $1 : ''; stage2_mounted_medium($method, $rel_path); } } #- return true if the medium is available #- ($o_rel_file is only used for removable media) sub change_phys_medium { my ($phys_m, $o_rel_file, $o_packages) = @_; undef $o_rel_file if $phys_m->{unknown_CD}; #- don't take into account the wanted file log::l("change_phys_medium " . phys_medium_to_string($phys_m) . ($o_rel_file ? " for file $o_rel_file" : '')); !$phys_m->{isMounted} && $phys_m->{mntpoint} or return 1; #- nothing to do in such case. #- if a cdrom was mounted and we want another one, do not try to mount cdrom just after umounting it my $force_change = $phys_m->{method} eq 'cdrom' && $mounted_media{cdrom}; if (my $current = $mounted_media{$phys_m->{method}}) { setup_postinstall_rpms($::o, $o_packages, $current) if $o_packages && $phys_m->{method} eq 'cdrom' && $::o->isa('interactive'); umount_phys_medium($current) or return; delete $mounted_media{$phys_m->{method}}; } mount_phys_medium($phys_m, $o_rel_file, $force_change) or return; phys_medium_is_mounted($phys_m); 1; } sub phys_medium_is_mounted { my ($phys_m) = @_; if (member($phys_m->{method}, 'cdrom', 'iso')) { #- we can't have more than one cdrom mounted at once #- we limit the number of iso files mounted at once $mounted_media{$phys_m->{method}} = $phys_m; } } sub associate_phys_media { my ($all_hds, $main_phys_medium, $hdlists) = @_; my ($main_name, @other_names) = uniq(map { $_->{name} } @$hdlists); my @other_phys_media = $main_phys_medium->{method} eq 'iso' ? get_phys_media_iso($all_hds, $main_phys_medium, \@other_names) : $main_phys_medium->{method} eq 'cdrom' ? (map { get_phys_media_cdrom($main_phys_medium, $_) } @other_names) : (); if (@other_phys_media) { $main_phys_medium->{name} = $main_name; my @phys_media = ($main_phys_medium, @other_phys_media); foreach my $medium (@$hdlists) { if (my $phys_m = find { $_->{name} eq $medium->{name} } @phys_media) { $medium->{phys_medium} and log::l("$medium->{name} has already phys_medium $medium->{phys_medium}{url}"); log::l("setting medium $medium->{name} phys_medium to $phys_m->{url}"); $medium->{phys_medium} = $phys_m; } else { $medium->{selected} = 0; log::l("deselecting missing medium $medium->{rpmsdir}"); } } } else { foreach my $medium (@$hdlists) { $medium->{phys_medium} = $main_phys_medium; } } } sub get_phys_media_cdrom { my ($main_phys_m, $name) = @_; #- exactly the same as $main_phys_m, but for {name}, {isMounted} and {real_mntpoint} +{ %$main_phys_m, name => $name, isMounted => 0, real_mntpoint => undef }; } sub iso_phys_media { my ($dir_medium, $iso, $rel_path) = @_; my $mntpoint = "/mnt/$iso"; $mntpoint =~ s/\.iso$//; #- make the mount point a little nicer my $rel_file = $dir_medium->{rel_path} . "/$iso"; +{ url => $dir_medium->{url} . "/$iso", #- only used for printing method => 'iso', fs_type => 'iso9660', options => 'noauto,loop', loopback_device => $dir_medium, loopback_file => $rel_file, device => ($dir_medium->{real_mntpoint} || $::prefix . $dir_medium->{mntpoint}) . $rel_file, mntpoint => $mntpoint, rel_path => $rel_path, }; } sub get_phys_media_iso { my ($all_hds, $main_phys_m, $names) = @_; my @ISOs = grep { member($_->{app_id}, @$names) } look_for_ISO_images($main_phys_m->{device}); map { my $m = iso_phys_media($main_phys_m->{loopback_device}, $_->{file}, $main_phys_m->{rel_path}); $m->{name} = $_->{app_id}; push @{$all_hds->{loopbacks}}, $m; $m; } @ISOs; } sub look_for_ISO_images { my ($main_iso) = @_; my $iso_dir = dirname($main_iso); my @media = map { if (sysopen(my $F, "$iso_dir/$_", 0)) { my ($vol_id, $app_id) = c::get_iso_volume_ids(fileno $F); #- the ISO volume names must end in -CD\d+ if they belong (!) to a set #- otherwise use the full volume name as CD set identifier my $cd_set = $vol_id =~ /^(.*)-(disc|cd|dvd)\d+$/i ? $1 : $vol_id; log::l("found ISO: file=$_ cd_set=$cd_set app_id=$app_id"); { cd_set => $cd_set, app_id => $app_id, file => $_ }; } else { (); } } grep { /\.iso$/ } all($iso_dir); my $main = find { basename($main_iso) eq $_->{file} } @media or return; grep { $_->{cd_set} eq $main->{cd_set} } @media; } sub getFile_media_info { my ($packages, $f) = @_; getFile_(first_medium($packages)->{phys_medium}, $f); } sub open_file_and_size { my ($f) = @_; my $size = -s $f; my $fh = common::open_file($f) or return; $size, $fh; } sub getFile_ { my ($phys_m, $f) = @_; log::l("getFile $f on " . phys_medium_to_string($phys_m) . ""); my ($_size, $fh) = get_file_and_size($phys_m, $f) or return; $fh; } sub get_file_and_size { my ($phys_m, $f) = @_; if ($f =~ m|^http://|) { require install::http; install::http::get_file_and_size($f); } elsif ($phys_m->{method} eq "ftp") { require install::ftp; install::ftp::get_file_and_size($f, $phys_m->{url}); } elsif ($phys_m->{method} eq "http") { require install::http; install::http::get_file_and_size_($f, $phys_m->{url}); } elsif ($f =~ m!^/!) { open_file_and_size($f); } elsif ($postinstall_rpms && -e "$postinstall_rpms/$f") { open_file_and_size("$postinstall_rpms/$f"); } else { my $f2 = path($phys_m, $f); if (! -f $f2) { change_phys_medium($phys_m, $f, $::o->{packages}); } open_file_and_size($f2); } } sub getAndSaveFile_ { my ($phys_m, $file, $local) = @_; my $fh = getFile_($phys_m, $file) or return; getAndSaveFile_raw($fh, $local); } sub getAndSaveFile_progress { my ($in_wait, $msg, $phys_m, $file, $local) = @_; my ($size, $fh) = get_file_and_size($phys_m, $file) or return; if ($size) { getAndSaveFile_progress_raw($in_wait, $msg, $size, $fh, $local); } else { getAndSaveFile_raw($fh, $local); } } sub getAndSaveFile_raw { my ($fh, $local) = @_; local $/ = \ (16 * 1024); unlink $local; open(my $F, ">$local") or log::l("getAndSaveFile(opening $local): $!"), return; local $_; while (<$fh>) { syswrite($F, $_) or unlink($local), die("getAndSaveFile($local): $!") } 1; } sub getAndSaveFile_progress_raw { my ($in_wait, $msg, $size, $fh, $local) = @_; unlink $local; open(my $out, ">$local") or log::l("getAndSaveFile(opening $local): $!"), return; print_with_progress($in_wait, $msg, $size, $fh, $out) or unlink($local), die("getAndSaveFile($local): $!"); } sub print_with_progress { my ($in_wait, $msg, $size, $in, $out) = @_; my ($_wait, $wait_message) = $in_wait->wait_message_with_progress_bar(N("Please wait, retrieving file")); $wait_message->($msg); my $current = 0; require Time::HiRes; my $time = Time::HiRes::time(); local $/ = \ (64 * 1024); while (my $s = <$in>) { syswrite($out, $s) or return; $current += length($s); if (Time::HiRes::time() > $time + 0.1) { $wait_message->('', $current, $size); $time = Time::HiRes::time(); } } 1; } sub urpmidir() { my $v = "$::prefix/var/lib/urpmi"; -l $v && !-e $v and unlink $v and mkdir $v, 0755; #- dangling symlink -w $v ? $v : '/tmp'; } sub hdlist_on_disk { my ($m) = @_; urpmidir() . "/hdlist.$m->{fakemedium}.cz"; } sub allow_copy_rpms_on_disk { my ($medium, $hdlists) = @_; $medium->{device} && $medium->{method} ne 'iso' or return; #- check available size for copying rpms from infos in media.cfg file my $totalsize = sum(map { $_->{size} } @$hdlists) || -1; #- don't check size, total medium size unknown if ($totalsize >= 0) { my $availvar = fs::any::getAvailableSpace_mounted("$::prefix/var"); $availvar /= 1024 * 1024; #- Mo log::l("totalsize=$totalsize, avail on $::prefix/var=$availvar"); $totalsize < $availvar * 0.6; } else { #- we hope it will fit... 1; } } sub parse_media_cfg { my ($cfg) = @_; require MDV::Distribconf; my $d = MDV::Distribconf->new('', undef); $d->parse_mediacfg($cfg); my $distribconf = { map { $_ => $d->getvalue(undef, $_) } 'suppl', 'askmedia' }; my @hdlists = map { my ($size) = $d->getvalue($_, 'size') =~ /(\d+)MB?/i; my $name = $d->getvalue($_, 'name'); $name =~ s/^"(.*)"$/$1/; { rpmsdir => $_, rel_hdlist => 'media_info/' . $d->getvalue($_, 'hdlist'), name => $name, size => $size, selected => !$d->getvalue($_, 'noauto'), update => $d->getvalue($_, 'updates_for') ? 1 : undef, }; } $d->listmedia; $distribconf, \@hdlists; } sub parse_hdlists { my ($cfg) = @_; my (%main_options, @hdlists); foreach (cat_($cfg)) { chomp; s/\s*#.*$//; /^\s*$/ and next; #- we'll ask afterwards for supplementary CDs, if the hdlists file contains #- a line that begins with "suppl" if (/^suppl/) { $main_options{suppl} = 1; next } #- if the hdlists contains a line "askmedia", deletion of media found #- in this hdlist is allowed if (/^askmedia/) { $main_options{askmedia} = 1; next } my ($noauto, $hdlist, $rpmsdir, $name, $size) = m!^\s*(noauto:)?(hdlist\S*\.cz)\s+[^/]*/(\S+)\s*([^(]*)(?:$(.+)$)?$! or die qq(invalid hdlist description "$_" in hdlists file); $name =~ s/\s+$//; $size =~ s/MB?$//i; push @hdlists, { rel_hdlist => "media_info/$hdlist", rpmsdir => $rpmsdir, name => $name, selected => !$noauto, size => $size }; } (\%main_options, \@hdlists); } sub get_media { my ($o, $media, $packages) = @_; my ($suppl_CDs, $copy_rpms_on_disk); foreach (@$media) { if ($_->{type} eq 'media_cfg') { my $phys_m = url2mounted_phys_medium($o, $_->{url}, 'media_info'); ($suppl_CDs, $copy_rpms_on_disk) = get_media_cfg($o, $phys_m, $packages, $_->{selected_names}, $_->{force_rpmsrate}); } elsif ($_->{type} eq 'media') { my $phys_m = url2mounted_phys_medium($o, $_->{url}); get_standalone_medium($o, $phys_m, $packages, { name => $_->{id} =~ /media=(.*)/ && $1 }); } elsif ($_->{type} eq 'media_cfg_isos') { my ($dir_url, $iso, $rel_path) = $_->{url} =~ m!(.*)/(.*\.iso):(/.*)! or die "bad media_cfg_isos url $_->{url}"; my $dir_medium = url2mounted_phys_medium($o, $dir_url); $dir_medium->{options} =~ s/\bnoauto\b,?//; my $phys_m = iso_phys_media($dir_medium, $iso, $rel_path); push @{$o->{all_hds}{loopbacks}}, $phys_m; ($suppl_CDs, $copy_rpms_on_disk) = get_media_cfg($o, $phys_m, $packages, $_->{selected_names}, $_->{force_rpmsrate}); } else { log::l("unknown media type $_->{type}, skipping"); } } log::l("suppl_CDs=$suppl_CDs copy_rpms_on_disk=$copy_rpms_on_disk"); $suppl_CDs, $copy_rpms_on_disk; } sub remove_from_fstab { my ($all_hds, $phys_m) = @_; @{$all_hds->{nfss}} = grep { $_ != $phys_m } @{$all_hds->{nfss}} if $phys_m->{method} eq 'nfs'; } sub find_and_add_to_fstab { my ($all_hds, $phys_m, $b_force_mount) = @_; if (my $existant = find { $_->{device} eq $phys_m->{device} } fs::get::really_all_fstab($all_hds)) { add2hash($existant, $phys_m); $phys_m = $existant; } else { push @{$all_hds->{nfss}}, $phys_m if $phys_m->{method} eq 'nfs'; push @{$all_hds->{loopbacks}}, $phys_m if isLoopback($phys_m); } if (!$phys_m->{mntpoint}) { my @suggestions = $phys_m->{method} eq 'nfs' ? do { my ($server) = $phys_m->{device} =~ /(.*?):/; $phys_m->{options} = ($b_force_mount ? '' : 'noauto,') . 'ro,nosuid,soft,rsize=8192,wsize=8192'; '/mnt/nfs', "/mnt/nfs_$server"; } : $phys_m->{method} eq 'cdrom' ? ('/media/cdrom', "/media/$phys_m->{device}") : ('/mnt/hd', "/mnt/$phys_m->{device}"); my $last = $suggestions[-1]; push @suggestions, map { "$last$_" } 2 .. 30; $phys_m->{mntpoint} = find { !fs::get::has_mntpoint($_, $all_hds) } @suggestions or internal_error("no free dir available"); } $phys_m; } sub url2mounted_phys_medium { my ($o, $url, $o_rel_file, $o_name) = @_; my $phys_m = url2phys_medium($o, $url); $phys_m->{name} = $o_name if $o_name; #- useful for CDs which prompts a name in change_phys_medium change_phys_medium($phys_m, $o_rel_file, $o->{packages}) or return; $phys_m; } sub url2phys_medium { my ($o, $url) = @_; my ($method, $path) = $url =~ m!([^:]*)://(.*)! or internal_error("bad url $url"); if ($method eq 'drakx') { my $m = { %{$o->{stage2_phys_medium}}, is_stage2_phys_medium => 1 }; if ($m->{loopback_device}) { $m->{loopback_device} = find_and_add_to_fstab($o->{all_hds}, $m->{loopback_device}, 'force_mount'); } $m->{url} .= "/$path";


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