package urpm::media; # $Id: media.pm 270394 2010-07-30 00:48:07Z misc $ use strict; use urpm 'file_from_local_medium', 'is_local_medium'; use urpm::msg; use urpm::util; use urpm::removable; use urpm::lock; use urpm::md5sum; use MDV::Distribconf; our @PER_MEDIA_OPT = qw( disable-certificate-check downloader ignore key-ids list media_info_dir mirrorlist name no-media-info noreconfigure priority-upgrade removable static synthesis update url verify-rpm virtual with-dir with_hdlist with_synthesis xml-info ); my @xml_media_info = ('info', 'files', 'changelog'); my @media_info_prefix_suffix = ( [ 'synthesis.hdlist', '.cz' ], [ 'hdlist', '.cz' ], [ 'descriptions', '' ], [ 'names', '' ], [ 'MD5SUM', '' ], (map { [ $_, '.xml.lzma' ] } @xml_media_info), ); sub get_medium_option { my ($urpm, $medium, $option_name) = @_; defined $medium->{$option_name} ? $medium->{$option_name} : $urpm->{options}{$option_name}; } sub _is_iso { my ($removable_dev) = @_; $removable_dev && $removable_dev =~ /\.iso$/i; } sub only_media_opts { my ($m) = @_; my %m = map { $_ => $m->{$_} } grep { defined $m->{$_} } @PER_MEDIA_OPT; \%m; } sub _only_media_opts_read { my ($m) = @_; my $c = only_media_opts($m); $c->{media_info_dir} ||= 'media_info'; $c->{iso} = delete $c->{removable} if $c->{removable} && _is_iso($c->{removable}); $c; } sub _only_media_opts_write { my ($m) = @_; my $c = only_media_opts($m); delete $c->{media_info_dir} if $c->{media_info_dir} eq 'media_info'; delete $c->{url} if $c->{mirrorlist}; $c->{removable} = delete $c->{iso} if $c->{iso}; $c; } sub read_private_netrc { my ($urpm) = @_; my @words = split(/\s+/, scalar cat_($urpm->{private_netrc})); my @l; my $e; while (@words) { my $keyword = shift @words; if ($keyword eq 'machine') { push @l, $e = { machine => shift(@words) }; } elsif ($keyword eq 'default') { push @l, $e = { default => '' }; } elsif ($keyword eq 'login' || $keyword eq 'password' || $keyword eq 'account') { $e->{$keyword} = shift(@words); } else { $urpm->{error}("unknown netrc command $keyword"); } } @l; } sub read_config_add_passwords { my ($urpm, $config) = @_; my @netrc = read_private_netrc($urpm) or return; foreach (grep { $_->{url} } @{$config->{media}}) { my $u = urpm::download::parse_url_with_login($_->{url}) or next; if (my ($e) = grep { ($_->{default} || $_->{machine} eq $u->{machine}) && $_->{login} eq $u->{login} } @netrc) { $_->{url} = sprintf('%s://%s:%s@%s%s', $u->{proto}, $u->{login}, $e->{password}, $u->{machine}, $u->{dir}); } else { $urpm->{log}(sprintf('no password found for %s@%s', $u->{login}, $u->{machine})); } } } sub remove_passwords_and_write_private_netrc { my ($urpm, $config) = @_; my @l; foreach (grep { $_->{url} } @{$config->{media}}) { my $u = urpm::download::parse_url_with_login($_->{url}) or next; #- check whether a password is visible $u->{password} or next; push @l, $u; $_->{url} = sprintf('%s://%s@%s%s', $u->{proto}, $u->{login}, $u->{machine}, $u->{dir}); } { my $fh = urpm::sys::open_safe($urpm, '>', $urpm->{private_netrc}) or return; foreach my $u (@l) { printf $fh "machine %s login %s password %s\n", $u->{machine}, $u->{login}, $u->{password}; } } chmod 0600, $urpm->{private_netrc}; } #- handle deprecated way of saving passwords sub recover_url_from_list { my ($urpm, $medium) = @_; my $list = delete $medium->{list} or return; my $statedir_list = "$urpm->{statedir}/$list"; #- /./ is end of url marker in list file (typically generated by a #- find . -name "*.rpm" > list #- for exportable list file. if (my @probe = map { m!^(.*)/\./! || m!^(.*)/[^/]*$! } cat_($statedir_list)) { $urpm->{log}("recovering url from $statedir_list"); ($medium->{url}) = sort { length($a) <=> length($b) } @probe; $urpm->{modified} = 1; #- ensure urpmi.cfg is handled using only partially hidden url + netrc, since file list won't be generated anymore unlink $statedir_list; } } sub _read_config__read_media_info { my ($urpm) = @_; require File::Glob; # we can't use perl's glob() because there could be spaces in # $urpm->{mediacfgdir} my %url2mediamap; my %mirrorlist2mediamap; foreach my $media_dir (File::Glob::bsd_glob("$urpm->{mediacfgdir}/*")) { next if !-d $media_dir; $urpm->{debug} and $urpm->{debug}("parsing: $media_dir"); my $media_cfg = $media_dir . '/media.cfg'; my $distribconf = MDV::Distribconf->new($media_cfg, undef) or next; $distribconf->settree('mandriva'); $distribconf->parse_mediacfg($media_cfg) or next; if (open(my $URLS, '<', $media_dir . '/url')) { local $_; while (<$URLS>) { chomp($_); foreach my $medium ($distribconf->listmedia) { my $medium_path = reduce_pathname($_ . '/' . $distribconf->getpath($medium, 'path')); $url2mediamap{$medium_path} = [$distribconf, $medium]; } } } if (open(my $MIRRORLISTS, '<', $media_dir . '/mirrorlist')) { local $_; while (<$MIRRORLISTS>) { my $mirrorlist = $_; chomp($mirrorlist); foreach my $medium ($distribconf->listmedia) { my $medium_path = $distribconf->getpath($medium, 'path'); $mirrorlist2mediamap{$mirrorlist}{$medium_path} = [ $distribconf, $medium ]; } } } } (\%url2mediamap, \%mirrorlist2mediamap); } sub _associate_media_with_mediacfg { my ($urpm, $media) = @_; my ($url2mediamap, $mirrorlist2mediamap) = _read_config__read_media_info($urpm); foreach my $medium (@$media) { if ($medium->{mirrorlist}) { $medium->{mediacfg} = $mirrorlist2mediamap->{$medium->{mirrorlist}}{$medium->{'with-dir'}}; } elsif ($medium->{url}) { $medium->{mediacfg} = $url2mediamap->{$medium->{url}}; } } } #- Loads /etc/urpmi/urpmi.cfg and performs basic checks. #- Does not handle old format: [with ] sub read_config { my ($urpm, $nocheck) = @_; return if $urpm->{media}; #- media already loaded $urpm->{media} = []; my $config = urpm::cfg::load_config($urpm->{config}) or $urpm->{fatal}(6, $urpm::cfg::err); #- per-media options read_config_add_passwords($urpm, $config); my @media; foreach my $m (@{$config->{media}}) { my $medium = _only_media_opts_read($m); if (!$medium->{url} && !$medium->{mirrorlist}) { #- recover the url the old deprecated way... #- only useful for migration, new urpmi.cfg will use netrc recover_url_from_list($urpm, $medium); $medium->{url} or $urpm->{error}("unable to find url in list file $medium->{name}, medium ignored"); } push @media, $medium; } # associate medias read from the config file with their description in a # media.cfg file # @media content will be modified and then add_existing medium will take # care of copying the media to $urpm _associate_media_with_mediacfg($urpm, \@media); add_existing_medium($urpm, $_, $nocheck) foreach @media; eval { require urpm::ldap; urpm::ldap::load_ldap_media($urpm) }; } #- if invalid, set {ignore} sub check_existing_medium { my ($urpm, $medium) = @_; my $err; if (!$medium->{url} && !$medium->{mirrorlist}) { $err = $medium->{virtual} ? N("virtual medium \"%s\" should have a clear url, medium ignored", $medium->{name}) : N("unable to access list file of \"%s\", medium ignored", $medium->{name}); } elsif (!$medium->{ignore} && !-r any_synthesis($urpm, $medium)) { $err = N("unable to access synthesis file of \"%s\", medium ignored", $medium->{name}); } if ($err) { $medium->{ignore} = 1; $urpm->{error}($err); } } sub _migrate__with_synthesis { my ($medium, $with_synthesis) = @_; #- try to migrate to media_info_dir my $b = basename($with_synthesis); if ($b eq 'synthesis.hdlist.cz' || $b eq 'hdlist.cz') { $medium->{media_info_dir} = dirname($with_synthesis); } else { $with_synthesis =~ s/(synthesis\.)?(hdlist.*\.cz)$/synthesis.$2/; $medium->{with_synthesis} = $with_synthesis; } } #- probe medium to be used, take old medium into account too. sub add_existing_medium { my ($urpm, $medium, $nocheck) = @_; if (name2medium($urpm, $medium->{name})) { $urpm->{error}(N("trying to override existing medium \"%s\", skipping", $medium->{name})); return; } if ($medium->{with_hdlist}) { _migrate__with_synthesis($medium, delete $medium->{with_hdlist}); $urpm->{modified} = 1; } check_existing_medium($urpm, $medium) if !$nocheck; _migrate_removable_device($urpm, $medium); #- clear URLs for trailing /es. $medium->{url} and $medium->{url} =~ s|(.*?)/*$|$1|; push @{$urpm->{media}}, $medium; } sub file_from_file_url { my ($url) = @_; $url =~ m!^(?:file:/)?(/.*)! && $1; } sub _local_file { my ($medium) = @_; $medium->{url} && file_from_file_url($medium->{url}); } sub _is_local_virtual { my ($medium) = @_; $medium->{virtual} && _local_file($medium); } sub _is_remote_virtual { my ($medium) = @_; $medium->{virtual} && !_local_file($medium); } sub _url_with_synthesis_basename { my ($medium) = @_; $medium->{with_synthesis} ? basename($medium->{with_synthesis}) : 'synthesis.hdlist.cz'; } sub _synthesis_dir_rel { my ($medium) = @_; $medium->{'no-media-info'} || $medium->{unknown_media_info} and return; $medium->{with_synthesis} ? "$medium->{with_synthesis}/.." : $medium->{media_info_dir}; } sub _synthesis_dir { my ($medium) = @_; my $rel = _synthesis_dir_rel($medium) or return; my $base = file_from_local_medium($medium) || $medium->{url}; reduce_pathname("$base/$rel"); } # the difference between _valid_synthesis_dir and _synthesis_dir # is only to handle upgrades from older urpmi.cfg where no {media_info_dir} # meant no-media-info sub _valid_synthesis_dir { my ($medium) = @_; my $dir = _synthesis_dir($medium); $dir && -d $dir; } sub _url_with_synthesis_rel { my ($medium) = @_; $medium->{with_synthesis} || "$medium->{media_info_dir}/synthesis.hdlist.cz"; } sub _url_with_synthesis { my ($medium) = @_; my $rel = _url_with_synthesis_rel($medium) or return; my $base = file_from_local_medium($medium) || $medium->{url}; reduce_pathname("$base/$rel"); } sub synthesis { my ($medium) = @_; statedir_media_info_basename($medium, 'synthesis.hdlist', '.cz'); } sub statedir_media_info_basename { my ($medium, $prefix, $suffix) = @_; $medium->{name} && "$prefix.$medium->{name}$suffix"; } sub statedir_media_info_dir { my ($urpm, $medium) = @_; $medium->{name} && "$urpm->{statedir}/$medium->{name}"; } sub old_statedir_media_info_file { my ($urpm, $medium, $prefix, $suffix) = @_; $medium->{name} && "$urpm->{statedir}/" . statedir_media_info_basename($medium, $prefix, $suffix); } sub new_statedir_media_info_file { my ($urpm, $medium, $prefix, $suffix) = @_; my $dir = statedir_media_info_dir($urpm, $medium); $dir && "$dir/$prefix$suffix"; } sub statedir_media_info_file { my ($urpm, $medium, $prefix, $suffix) = @_; my $dir = statedir_media_info_dir($urpm, $medium); -d $dir ? "$dir/$prefix$suffix" : old_statedir_media_info_file($urpm, $medium, $prefix, $suffix); } sub statedir_synthesis { my ($urpm, $medium) = @_; statedir_media_info_file($urpm, $medium, 'synthesis.hdlist', '.cz'); } sub statedir_descriptions { my ($urpm, $medium) = @_; statedir_media_info_file($urpm, $medium, 'descriptions', ''); } sub statedir_names { my ($urpm, $medium) = @_; old_statedir_media_info_file($urpm, $medium, 'names', ''); } sub statedir_MD5SUM { my ($urpm, $medium) = @_; statedir_media_info_file($urpm, $medium, 'MD5SUM', ''); } sub statedir_hdlist { my ($urpm, $medium) = @_; statedir_media_info_file($urpm, $medium, 'hdlist', '.cz'); } sub statedir_xml_info { my ($urpm, $medium, $xml_info) = @_; statedir_media_info_file($urpm, $medium, $xml_info, '.xml.lzma'); } sub cachedir_with_synthesis { my ($urpm, $medium) = @_; _url_with_synthesis($medium) && "$urpm->{cachedir}/partial/synthesis.hdlist.cz"; } sub any_synthesis { my ($urpm, $medium) = @_; my $f = _is_local_virtual($medium) ? _url_with_synthesis($medium) : statedir_synthesis($urpm, $medium); -e $f && $f; } sub any_media_info_file { my ($urpm, $medium, $prefix, $suffix, $quiet, $o_callback) = @_; if (my $base = _local_file($medium)) { my $f = $medium->{with_synthesis} ? reduce_pathname("$base/$prefix." . _synthesis_suffix($medium) . $suffix) : _synthesis_dir($medium) . "/$prefix$suffix"; if (! -e $f) { # in some weird cases (iso on disk), the hdlist is not available where it should be, # but we can use the statedir copy $f = statedir_media_info_file($urpm, $medium, $prefix, $suffix); } -e $f && $f; } else { _any_media_info__or_download($urpm, $medium, $prefix, $suffix, $quiet, $o_callback); } } sub any_hdlist { my ($urpm, $medium, $quiet) = @_; any_media_info_file($urpm, $medium, 'hdlist', '.cz', $quiet, \&urpm::download::sync_logger); } sub any_xml_info { my ($urpm, $medium, $xml_info, $quiet, $o_callback) = @_; any_media_info_file($urpm, $medium, $xml_info, '.xml.lzma', $quiet, $o_callback || \&urpm::download::sync_logger); } sub name2medium { my ($urpm, $name) = @_; my ($medium) = grep { $_->{name} eq $name } @{$urpm->{media}}; $medium; } sub userdirs { my ($urpm) = @_; my $prefix = urpm::userdir_prefix($urpm); grep { m!^\Q$prefix\E\d+$! && -d $_ && ! -l $_ } glob("$prefix*"); } sub remove_user_media_info_files { my ($urpm, $medium) = @_; foreach my $dir (userdirs($urpm)) { require File::Glob; # we can't use perl's glob() because $medium->{name} can contain spaces my @files = map { File::Glob::bsd_glob("$dir/*.$medium->{name}.$_") } 'cz', 'xml.lzma' or next; $urpm->{log}("cleaning $dir"); foreach (@files) { unlink $_ or $urpm->{error}("removing $_ failed"); } } } #- probe device associated with a removable device. sub _migrate_removable_device { my ($urpm, $medium) = @_; $medium->{url} or return; # always drop {removable}, it is obsolete # (nb: for iso files, {removable} has already been renamed into {iso} internally) delete $medium->{removable}; if (my $url = _migrate_removable_url($medium->{url})) { $medium->{url} = $url; } else { $urpm->{error}(N("failed to migrate removable device, ignoring media")); $medium->{ignore} = 1; } } sub _migrate_removable_url { my ($url) = @_; if ($url =~ /^removable/) { $url =~ s!^removable(.*?)://!/!; if ($url =~ s!/(mnt|media)/cd\w+/?!cdrom://!i) { # success! } else { return; } } $url; } #- Writes the urpmi.cfg file. sub write_urpmi_cfg { my ($urpm) = @_; #- avoid trashing exiting configuration if it wasn't loaded $urpm->{media} or return; my $config = { #- global config options found in the config file, without the ones #- set from the command-line global => $urpm->{global_config}, media => [ map { _only_media_opts_write($_) } grep { !$_->{external} } @{$urpm->{media}} ], }; remove_passwords_and_write_private_netrc($urpm, $config); urpm::cfg::dump_config($urpm->{config}, $config) or $urpm->{fatal}(6, N("unable to write config file [%s]", $urpm->{config})); $urpm->{log}(N("wrote config file [%s]", $urpm->{config})); #- everything should be synced now. delete $urpm->{modified}; } sub write_config { my ($urpm) = @_; write_urpmi_cfg($urpm); } sub _tempignore { my ($medium, $ignore) = @_; $medium->{ignore} = $ignore; } #- read urpmi.cfg file as well as necessary synthesis files #- options : #- root (deprecated, set directly $urpm->{root}) #- cmdline_skiplist #- download_callback (used by _auto_update_media) #- #- callback (urpmf) #- nodepslist (for urpmq, urpmf: when we don't need the synthesis) #- no_skiplist (urpmf) #- #- synthesis (use this synthesis file, and only this synthesis file) #- #- parallel #- usedistrib (otherwise uses urpmi.cfg) #- media #- excludemedia #- sortmedia #- #- update #- searchmedia sub configure { my ($urpm, %options) = @_; clean($urpm); $options{parallel} && $options{usedistrib} and $urpm->{fatal}(1, N("Can't use parallel mode with use-distrib mode")); if ($options{parallel}) { require urpm::parallel; urpm::parallel::configure($urpm, $options{parallel}); if (!$options{media} && $urpm->{parallel_handler}{media}) { $options{media} = $urpm->{parallel_handler}{media}; $urpm->{log}->(N("using associated media for parallel mode: %s", $options{media})); } } else { #- nb: can't have both parallel and root $urpm->{root} = $options{root} if $options{root}; } if ($urpm->{root} && ! -c "$urpm->{root}/dev/null") { mkdir "$urpm->{root}/dev"; system("/bin/cp", "-a", '/dev/null', "$urpm->{root}/dev"); } if ($options{synthesis}) { if ($options{synthesis} ne 'none') { #- synthesis take precedence over media, update options. $options{media} || $options{excludemedia} || $options{sortmedia} || $options{update} || $options{usedistrib} || $options{parallel} and $urpm->{fatal}(1, N("--synthesis cannot be used with --media, --excludemedia, --sortmedia, --update, --use-distrib or --parallel")); my $synthesis = $options{synthesis}; if ($synthesis !~ m!^/!) { require Cwd; $synthesis = Cwd::getcwd() . '/' . $synthesis; } my ($url, $with) = $synthesis =~ m!(.*)/+(media_info/+synthesis\.hdlist\.cz)$! ? ($1, $2) : (dirname($synthesis), basename($synthesis)); $urpm->{media} = []; add_medium($urpm, 'Virtual', $url, $with, %options, virtual => 1, on_the_fly => 1); } } elsif ($options{usedistrib}) { $urpm->{media} = []; add_distrib_media($urpm, "Virtual", $options{usedistrib}, %options, virtual => 1, on_the_fly => 1); } else { read_config($urpm, ''); if (!$options{media} && $urpm->{options}{'default-media'}) { $options{media} = $urpm->{options}{'default-media'}; } } if ($options{media}) { delete $_->{modified} foreach @{$urpm->{media} || []}; select_media($urpm, split /,/, $options{media}); foreach (@{$urpm->{media} || []}) { _tempignore($_, !$_->{modified}); } } if ($options{searchmedia}) { foreach (select_media_by_name($urpm, [ split /,/, $options{searchmedia} ])) { #- Ensure this media is selected $_->{modified} = 1; _tempignore($_, 0); $_->{searchmedia} = 1; } } if ($options{update}) { foreach (grep { !$_->{ignore} && ($_->{update}) } @{$urpm->{media} || []}) { #- Ensure update media are selected $_->{modified} = 1; _tempignore($_, 0); $_->{searchmedia} = 1; } } if ($options{excludemedia}) { delete $_->{modified} foreach @{$urpm->{media} || []}; foreach (select_media_by_name($urpm, [ split /,/, $options{excludemedia} ])) { $_->{modified} = 1; #- this is only a local ignore that will not be saved. _tempignore($_, 1); } } if ($options{sortmedia}) { my @sorted_media = map { select_media_by_name($urpm, [$_]) } split(/,/, $options{sortmedia}); my @remaining = difference2($urpm->{media}, \@sorted_media); $urpm->{media} = [ @sorted_media, @remaining ]; } _auto_update_media($urpm, %options); _pick_mirror_if_needed($urpm, $_, '') foreach non_ignored_media($urpm); parse_media($urpm, \%options) if !$options{nodepslist}; #- determine package to withdraw (from skip.list file) only if something should be withdrawn. if (!$options{nodepslist}) { _compute_flags_for_skiplist($urpm, $options{cmdline_skiplist}) if !$options{no_skiplist}; _compute_flags_for_instlist($urpm); } } #- for remote "virtual" media #- options: download_callback, nomd5sum, quiet, nopubkey sub _auto_update_media { my ($urpm, %options) = @_; $options{callback} = delete $options{download_callback}; foreach (grep { _is_remote_virtual($_) || $urpm->{options}{'auto-update'} } non_ignored_media($urpm)) { _update_medium($urpm, $_, %options); } } sub non_ignored_media { my ($urpm, $b_only_marked_update) = @_; grep { !$_->{ignore} && (!$b_only_marked_update || $_->{update}) } @{$urpm->{media} || []}; } sub all_media_to_update { my ($urpm, $b_only_marked_update) = @_; grep { !$_->{ignore} && !$_->{static} && !urpm::is_cdrom_url($_->{url}) && !$_->{iso} && (!$b_only_marked_update || $_->{update}); } @{$urpm->{media} || []}; } sub parse_media { my ($urpm, $options) = @_; foreach (non_ignored_media($urpm)) { delete @$_{qw(start end)}; _parse_synthesis_or_ignore($urpm, $_, $options->{callback}); if ($_->{searchmedia}) { $urpm->{searchmedia} = 1; $urpm->{debug} and $urpm->{debug}("Search start: %s end: %s", $_->{start}, $_->{end}); } $< == 0 and _generate_medium_names($urpm, $_); } } sub _compute_flags_for_skiplist { my ($urpm, $cmdline_skiplist) = @_; my %uniq; $urpm->compute_flags( urpm::sys::get_packages_list($urpm->{skiplist}, $cmdline_skiplist), skip => 1, callback => sub { my ($urpm, $pkg) = @_; $pkg->is_arch_compat && ! exists $uniq{$pkg->fullname} or return; $uniq{$pkg->fullname} = undef; $urpm->{debug} and $urpm->{debug}(N("skipping package %s", scalar($pkg->fullname))); }, ); } sub _compute_flags_for_instlist { my ($urpm) = @_; my %uniq; $urpm->compute_flags( urpm::sys::get_packages_list($urpm->{instlist}), disable_obsolete => 1, callback => sub { my ($urpm, $pkg) = @_; $pkg->is_arch_compat && ! exists $uniq{$pkg->fullname} or return; $uniq{$pkg->fullname} = undef; $urpm->{log}(N("would install instead of upgrade package %s", scalar($pkg->fullname))); }, ); } sub maybe_find_zeroconf { my ($urpm, $url, $options) = @_; if (delete $options->{zeroconf}) { $url and die "unexpected url $url together with zeroconf\n"; $url = find_zeroconf_repository($urpm); if ($url) { $url = urpm::mirrors::_add__with_dir($url, delete $options->{"with-dir"}); delete $options->{mirrorlist}; } } return $url; } sub find_zeroconf_repository { my ($urpm) = @_; my $zeroconf_timeout = 10; my $res; eval { local $SIG{ALRM} = sub { die "timeout" }; alarm($zeroconf_timeout); $urpm->{debug} and $urpm->{debug}("trying to find a zeroconf repository"); require Net::Bonjour; $res = Net::Bonjour->new('mdv_urpmi'); alarm(0); }; if ($@) { $urpm->{error}("zeroconf error: $@"), return; } require urpm::mirrors; my $product_id = urpm::mirrors::parse_LDAP_namespace_structure(cat_('/etc/product.id')); my $path_suffix = join('/', lc($product_id->{branch}), $product_id->{version}, $product_id->{arch}); foreach my $entry ($res->entries) { my $base_url = $entry->attribute('protocol') . '://' .$entry->address . ':' . $entry->port . $entry->attribute('path'); my $url = $base_url . '/' . $path_suffix; my $distribconf = _new_distribconf_and_download($urpm, { url => $url }); if ($distribconf) { $urpm->{log}(sprintf("found zeroconf repository: %s", $url)); return $url; }; } $urpm->{debug} and $urpm->{debug}("unable to find zeroconf repository"); return; } #- add a new medium, sync the config file accordingly. #- returns the new medium's name. (might be different from the requested #- name if index_name was specified) #- options: ignore, index_name, nolock, update, virtual, media_info_dir, mirrorlist, zeroconf, with-dir, xml-info, on_the_fly sub add_medium { my ($urpm, $name, $url, $with_synthesis, %options) = @_; #- make sure configuration has been read. $urpm->{media} or die "caller should have used ->read_config or ->configure first"; #- if a medium with that name has already been found, we have to exit now if (defined $options{index_name}) { my ($i, $basename) = ($options{index_name}, $name); while (1) { ++$i; $name = $basename . ($i == 1 ? '' : $i); last if !name2medium($urpm, $name); } } else { name2medium($urpm, $name) and $urpm->{fatal}(5, N("medium \"%s\" already exists", $name)); } $url = maybe_find_zeroconf($urpm, $url, \%options); $url =~ s,/*$,,; #- clear URLs for trailing /es. #- creating the medium info. my $medium = { name => $name, url => $url, modified => !$options{ignore}, }; foreach (qw(downloader update ignore media_info_dir mirrorlist with-dir xml-info)) { $medium->{$_} = $options{$_} if exists $options{$_}; } #- those files must not be there (cf mdvbz#36267) _clean_statedir_medium_files($urpm, $medium); if (!($options{virtual} && _local_file($medium)) && !$urpm->{urpmi_root}) { # with --urpmi-root, we do not use statedir_media_info_file to allow compatibility with older urpmi mkdir statedir_media_info_dir($urpm, $medium), 0755; } if ($options{virtual}) { $medium->{virtual} = 1; } else { _migrate_removable_device($urpm, $medium); } if ($with_synthesis) { _migrate__with_synthesis($medium, $with_synthesis); } elsif (!$medium->{media_info_dir}) { if (!is_local_medium($medium)) { $medium->{media_info_dir} = 'media_info'; } else { $medium->{unknown_media_info} = 1; } } #- local media have priority, other are added at the end. my $inserted; my $ignore_text = $medium->{ignore} ? ' ' . N("(ignored by default)") : ''; if (_local_file($medium)) { #- insert before first remote medium @{$urpm->{media}} = map { if (!_local_file($_) && !$inserted) { $inserted = 1; $urpm->{$options{on_the_fly} ? 'log' : 'info'}(N("adding medium \"%s\" before remote medium \"%s\"", $name, $_->{name}) . $ignore_text); $medium, $_; } else { $_ } } @{$urpm->{media}}; } if (!$inserted) { $urpm->{$options{on_the_fly} ? 'log' : 'info'}(N("adding medium \"%s\"", $name) . $ignore_text); push @{$urpm->{media}}, $medium; } $urpm->{modified} = 1; $name; } sub _register_media_cfg { my ($urpm, $url, $mirrorlist, $distribconf, $media_cfg) = @_; my $arch = $distribconf->getvalue('media_info', 'arch') || ''; my $branch = $distribconf->getvalue('media_info', 'branch') || ''; my $product = $distribconf->getvalue('media_info', 'product') || ''; my $version = $distribconf->getvalue('media_info', 'version') || ''; #official mirrors define $branch but not $product, other RPM repos do the #opposite :-/ my $media_dir = (($branch or $product) . '-' . $version . '-' . $arch); $media_dir =~ tr!/!-!; my $media_path = $urpm->{mediacfgdir} . '/' . $media_dir; require File::Path; File::Path::mkpath($media_path); copy_and_own($media_cfg, $media_path . '/media.cfg') or $urpm->{info}(1, N("failed to copy media.cfg to %s (%d)", $media_path, $? >> 8)); if ($url) { my $filename = $media_path . "/url"; my @urls = split(/\n/, scalar cat_($filename)); if (!grep { $url eq $_ } @urls) { append_to_file($filename, $url . "\n"); } } if ($mirrorlist) { if ($mirrorlist ne '$MIRRORLIST') { require urpm::cfg; $mirrorlist = urpm::cfg::expand_line($mirrorlist); } my $filename = $media_path . "/mirrorlist"; my @mirrorlists = split(/\n/, scalar cat_($filename)); if (!grep { $mirrorlist eq $_ } @mirrorlists) { append_to_file($filename, $mirrorlist . "\n"); } } } #- add distribution media, according to url given. #- returns the list of names of added media. #- options : #- - initial_number : when adding several numbered media, start with this number #- - probe_with : force use of rpms instead of using synthesis #- - ask_media : callback to know whether each media should be added #- - only_updates : only add "update" media (used by rpmdrake) #- - mirrorlist #- - zeroconf #- other options are passed to add_medium(): ignore, nolock, virtual sub add_distrib_media { my ($urpm, $name, $url, %options) = @_; #- make sure configuration has been read. $urpm->{media} or die "caller should have used ->read_config or ->configure first"; my $distribconf; if ($url && urpm::is_local_url($url)) { $url = _migrate_removable_url($url) or return(); my $m = { url => $url }; urpm::removable::try_mounting_medium_($urpm, $m) or $urpm->{error}(N("directory %s does not exist", $url)); $distribconf = MDV::Distribconf->new(file_from_file_url($url) || $url, undef); $distribconf->settree('mandriva'); my $dir = file_from_local_medium($m); my $media_cfg = reduce_pathname("$dir/" . $distribconf->getpath(undef, 'infodir') . '/media.cfg'); $distribconf->parse_mediacfg($media_cfg) or $urpm->{error}(N("this location doesn't seem to contain any distribution")), return (); if (!$options{virtual}) { _register_media_cfg($urpm, $dir, undef, $distribconf, $media_cfg); } } else { $url = maybe_find_zeroconf($urpm, $url, \%options); if ($options{mirrorlist}) { $url and die "unexpected url $url together with mirrorlist $options{mirrorlist}\n"; } my $m = { mirrorlist => $options{mirrorlist}, url => $url }; my $parse_ok; try__maybe_mirrorlist($urpm, $m, 'probe', sub { my $media_cfg = "$urpm->{cachedir}/partial/media.cfg"; $distribconf = _new_distribconf_and_download($urpm, $m); $parse_ok = $distribconf && $distribconf->parse_mediacfg($media_cfg); if ($parse_ok && !$options{virtual}) { _register_media_cfg($urpm, urpm::cfg::expand_line($m->{url}), $options{mirrorlist}, $distribconf, $media_cfg); } $parse_ok; }); $url = $m->{url}; if ($distribconf) { $parse_ok or $urpm->{error}(N("unable to parse media.cfg")), return(); } else { $urpm->{error}(N("...retrieving failed: %s", $@)); $urpm->{error}(N("unable to access the distribution medium (no media.cfg file found)")); return (); } } #- cosmetic update of name if it contains spaces. $name =~ /\s/ and $name .= ' '; my @newnames; #- at this point, we have found a media.cfg file, so parse it #- and create all necessary media according to it. my $medium_index = $options{initial_number} || 1; require urpm::mirrors; my $product_id = urpm::mirrors::parse_LDAP_namespace_structure(cat_('/etc/product.id')); foreach my $media ($distribconf->listmedia) { my $media_name = $distribconf->getvalue($media, 'name') || ''; if (my $media_arch = $distribconf->getvalue($media, 'arch')) { if (!URPM::archscore($media_arch)) { $urpm->{log}(N("skipping non compatible media `%s' (for %s)", $media, $media_arch)); next; } } my $is_update_media = $distribconf->getvalue($media, 'updates_for'); if ($options{only_updates}) { $is_update_media or next; } my $add_by_default = !$distribconf->getvalue($media, 'noauto'); my @media_types = split(':', $distribconf->getvalue($media, 'media_type')); if ($product_id->{product} eq 'Free') { if (member('non-free', @media_types)) { $urpm->{log}(N("ignoring non-free medium `%s'", $media)); $add_by_default = 0; } } my $ignore; if ($options{ask_media}) { $options{ask_media}->($media_name, $add_by_default) or next; } else { my $simple_rpms = !$distribconf->getvalue($media, 'rpms'); $add_by_default || $simple_rpms or next; $ignore = !$add_by_default; } my $use_copied_synthesis = urpm::is_cdrom_url($url) || $urpm->{options}{use_copied_hdlist} || $distribconf->getvalue($media, 'use_copied_hdlist'); my $with_synthesis = $use_copied_synthesis && offset_pathname( $url, $distribconf->getpath($media, 'path'), ) . '/' . $distribconf->getpath($media, 'synthesis'); push @newnames, add_medium($urpm, $name ? "$media_name ($name$medium_index)" : $media_name, reduce_pathname($distribconf->getfullpath($media, 'path')), $with_synthesis, !$use_copied_synthesis ? (media_info_dir => 'media_info') : @{[]}, !$use_copied_synthesis && $options{probe_with} ? ($options{probe_with} => 1) : (), index_name => $name ? undef : 0, $ignore ? (ignore => 1) : @{[]}, %options, # the following override %options $options{mirrorlist} ? ('with-dir' => $distribconf->getpath($media, 'path')) : (), update => $is_update_media ? 1 : undef, ); ++$medium_index; } return @newnames; } sub _new_distribconf_and_download { my ($urpm, $medium) = @_; my $distribconf = MDV::Distribconf->new($medium->{url}, undef); $distribconf->settree('mandriva'); $urpm->{log}(N("retrieving media.cfg file...")); my $url = $medium->{url}; $medium->{url} = urpm::cfg::expand_line($url); urpm::download::sync_rel_one($urpm, $medium, $distribconf->getpath(undef, 'infodir') . '/media.cfg', quiet => 1, preclean => 1) or return; $medium->{url} = urpm::cfg::substitute_back($medium->{url}, $url); $distribconf; } #- deprecated, use select_media_by_name instead sub select_media { my $urpm = shift; my $options = {}; if (ref $_[0]) { $options = shift } foreach (select_media_by_name($urpm, [ @_ ], $options->{strict_match})) { #- select medium by setting the modified flag, do not check ignore. $_->{modified} = 1; } } sub select_media_by_name { my ($urpm, $names, $b_strict_match) = @_; my %wanted = map { $_ => 1 } @$names; #- first the exact matches my @l = grep { delete $wanted{$_->{name}} } @{$urpm->{media}}; #- check if some arguments don't correspond to the medium name. #- in such case, try to find the unique medium (or list candidate #- media found). foreach (keys %wanted) { my $q = quotemeta; my (@found, @foundi); my $regex = $b_strict_match ? qr/^$q$/ : qr/$q/; my $regexi = $b_strict_match ? qr/^$q$/i : qr/$q/i; foreach my $medium (@{$urpm->{media}}) { $medium->{name} =~ $regex and push @found, $medium; $medium->{name} =~ $regexi and push @foundi, $medium; } @found = @foundi if !@found; if (@found == 0) { $urpm->{error}(N("trying to select nonexistent medium \"%s\"", $_)); } else { if (@found > 1) { $urpm->{log}(N("selecting multiple media: %s", join(", ", map { qq("$_->{name}") } @found))); } #- changed behaviour to select all occurences by default. push @l, @found; } } @l; } #- deprecated, use remove_media instead sub remove_selected_media { my ($urpm) = @_; remove_media($urpm, [ grep { $_->{modified} } @{$urpm->{media}} ]); } sub _remove_medium_from_mediacfg { my ($urpm, $mediacfg_dir, $url, $is_mirrorlist) = @_; my $filename = $mediacfg_dir; $filename .= $is_mirrorlist ? "/mirrorlist" : "/url"; my @urls = split(/\n/, scalar cat_($filename)); $urpm->{debug} and $urpm->{debug}("removing $url from $filename"); output_safe($filename, join('\n', grep { $url ne $_ } @urls)); } sub _cleanup_mediacfg_dir { my ($urpm, $to_remove) = @_; foreach my $medium (@$to_remove) { $medium->{mediacfg} or next; #this should never happen but dirname(undef) returns . on which we call #clean_dir so better be safe than sorry $medium->{mediacfg}[0]{root} or next; my $dir = reduce_pathname(dirname($medium->{mediacfg}[0]{root})); begins_with($medium->{mediacfg}[0]{root}, $dir) or next; if (!grep { $_->{mediacfg}[0]{root} == $medium->{mediacfg}[0]{root} } @{$urpm->{media}}) { $urpm->{debug} and $urpm->{debug}("removing no longer used $dir"); -d $dir and urpm::sys::clean_dir($dir); next; } if ($medium->{mirrorlist}) { if (!grep { $_->{mirrorlist} eq $medium->{mirrorlist} } @{$urpm->{media}}) { _remove_medium_from_mediacfg($urpm, $dir, $medium->{mirrorlist}, 1); } } elsif ($medium->{url}) { if (!grep { $_->{url} eq $medium->{url} } @{$urpm->{media}}) { _remove_medium_from_mediacfg($urpm, $dir, $medium->{url}, 0); } } } } sub remove_media { my ($urpm, $to_remove) = @_; foreach my $medium (@$to_remove) { $urpm->{info}(N("removing medium \"%s\"", $medium->{name})); #- mark to re-write configuration. $urpm->{modified} = 1; _clean_statedir_medium_files($urpm, $medium); #- remove proxy settings for this media urpm::download::remove_proxy_media($medium->{name}); } $urpm->{media} = [ difference2($urpm->{media}, $to_remove) ]; _cleanup_mediacfg_dir($urpm, $to_remove); } sub _clean_statedir_medium_files { my ($urpm, $medium) = @_; #- remove files associated with this medium. unlink grep { $_ } map { old_statedir_media_info_file($urpm, $medium, $_->[0], $_->[1]) } @media_info_prefix_suffix; my $dir = statedir_media_info_dir($urpm, $medium); -d $dir and urpm::sys::clean_dir($dir); remove_user_media_info_files($urpm, $medium); } sub _probe_with_try_list { my ($urpm, $medium, $f) = @_; $medium->{mirrorlist} and die "_probe_with_try_list does not handle mirrorlist\n"; my @media_info_dirs = ('media_info', '.'); my $base = file_from_local_medium($medium) || $medium->{url}; foreach my $media_info_dir (@media_info_dirs) { my $file = "$media_info_dir/synthesis.hdlist.cz"; my $url = reduce_pathname("$base/$file"); if ($f->($url, $file)) { $urpm->{debug} and $urpm->{debug}("found synthesis: $url"); $medium->{media_info_dir} = $media_info_dir; delete $medium->{unknown_media_info}; return 1; } } undef; } sub may_reconfig_urpmi { my ($urpm, $medium) = @_; $medium->{url} && !urpm::is_cdrom_url($medium->{url}) or return; # we should handle mirrorlist? my $f; if (my $dir = file_from_file_url($medium->{url})) { $f = reduce_pathname("$dir/reconfig.urpmi"); } else { $f = urpm::download::sync_rel_one($urpm, $medium, 'reconfig.urpmi', quiet => 1, preclean => 1) or return; } my $reconfigured = -s $f && reconfig_urpmi($urpm, $f, $medium); unlink $f if !is_local_medium($medium); $reconfigured; } #- read a reconfiguration file for urpmi, and reconfigure media accordingly #- $rfile is the reconfiguration file (local), $name is the media name #- #- the format is similar to the RewriteRule of mod_rewrite, so: #- PATTERN REPLACEMENT [FLAG] #- where FLAG can be L or N #- #- example of reconfig.urpmi: #- # this is an urpmi reconfiguration file #- /cooker /cooker/$ARCH sub reconfig_urpmi { my ($urpm, $rfile, $medium) = @_; -r $rfile or return; my ($magic, @lines) = cat_($rfile); #- the first line of reconfig.urpmi must be magic, to be sure it's not an error file $magic =~ /^# this is an urpmi reconfiguration file/ or return undef; $urpm->{info}(N("reconfiguring urpmi for media \"%s\"", $medium->{name})); my @replacements; foreach (@lines) { chomp; s/^\s*//; s/#.*$//; s/\s*$//; $_ or next; my ($p, $r, $f) = split /\s+/, $_, 3; push @replacements, [ quotemeta $p, $r, $f || 1 ]; } my $reconfigured = 0; my @reconfigurable = qw(url with_synthesis media_info_dir); my %orig = %$medium; URLS: foreach my $k (@reconfigurable) { foreach my $r (@replacements) { if ($medium->{$k} =~ s/$r->[0]/$r->[1]/) { $reconfigured = 1; #- Flags stolen from mod_rewrite: L(ast), N(ext) if ($r->[2] =~ /L/) { last; } elsif ($r->[2] =~ /N/) { #- dangerous option redo URLS; } } } #- check that the new url exists before committing changes (local mirrors) my $file = urpm::file_from_local_url($medium->{$k}); if ($file && !-e $file) { %$medium = %orig; $reconfigured = 0; $urpm->{log}(N("...reconfiguration failed")); return; } } if ($reconfigured) { $urpm->{log}(N("reconfiguration done")); $urpm->{modified} = 1; } $reconfigured; } #- names. is used by external progs (namely for bash-completion) sub _generate_medium_names { my ($urpm, $medium) = @_; -e statedir_names($urpm, $medium) and return; my $fh = urpm::sys::open_safe($urpm, ">", statedir_names($urpm, $medium)) or return; foreach ($medium->{start} .. $medium->{end}) { my $pkg = $urpm->{depslist}[$_] or $urpm->{error}(N("Error generating names file: dependency %d not found", $_)), return; print $fh $pkg->name . "\n"; } } sub _guess_synthesis_suffix { my ($url) = @_; $url =~ m!\bmedia/(\w+)/*\Z! && $1; } sub _synthesis_suffix { my ($medium) = @_; $medium->{with_synthesis} =~ /synthesis\.hdlist(.*?)(?:\.src)?\.cz$/ ? $1 : ''; } sub _medium_is_up_to_date { my ($urpm, $medium) = @_; unlink cachedir_with_synthesis($urpm, $medium); $urpm->{info}(N("medium \"%s\" is up-to-date", $medium->{name})); #- the medium is now considered not modified. $medium->{modified} = 0; } sub _parse_synthesis { my ($urpm, $medium, $synthesis_file, $o_callback) = @_; -e $synthesis_file or return; $urpm->{log}(N("examining synthesis file [%s]", $synthesis_file)); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis($synthesis_file, $o_callback ? (callback => $o_callback) : @{[]}); } sub _parse_synthesis_or_ignore { my ($urpm, $medium, $o_callback) = @_; _parse_synthesis($urpm, $medium, any_synthesis($urpm, $medium), $o_callback) or _ignore_medium_on_parse_error($urpm, $medium); } sub is_valid_medium { my ($medium) = @_; defined $medium->{start} && defined $medium->{end}; } sub _ignore_medium_on_parse_error { my ($urpm, $medium) = @_; $urpm->{error}(N("problem reading synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } sub _copy_media_info_file { my ($urpm, $medium, $prefix, $suffix) = @_; my $name = "$prefix$suffix"; my $path = _synthesis_dir($medium) . "/$prefix" . _synthesis_suffix($medium) . $suffix; -e $path or $path = file_from_local_medium($medium) . "/media_info/$name"; my $result_file = "$urpm->{cachedir}/partial/$name"; if (-e $path) { $urpm->{log}(N("copying [%s] for medium \"%s\"...", $path, $medium->{name})); copy_and_own($path, $result_file) or $urpm->{error}(N("...copying failed")), return; } -s $result_file && $result_file; } sub _get_pubkey__local { my ($urpm, $medium) = @_; _copy_media_info_file($urpm, $medium, 'pubkey', ''); } sub _download_pubkey { my ($urpm, $medium) = @_; _download_media_info_file($urpm, $medium, 'pubkey', '', { quiet => 1 }); } # known options: quiet, callback sub _download_media_info_file { my ($urpm, $medium, $prefix, $suffix, $options) = @_; my $versioned_prefix = do { my $version = urpm::md5sum::versioned_media_info_file($urpm, $medium, "$prefix$suffix"); $version and $options->{is_versioned} = 1; $version ? "$version-$prefix" : $prefix; }; my $tmp = _download_media_info_file_raw($urpm, $medium, $versioned_prefix, $suffix, $options) or return; my $result = dirname($tmp) . "/$prefix$suffix"; $tmp eq $result or rename($tmp, $result) or return; $result; } sub _download_media_info_file_raw { my ($urpm, $medium, $prefix, $suffix, $options) = @_; my $name = "$prefix$suffix"; my $result_file = "$urpm->{cachedir}/partial/$name"; my $found; if (_synthesis_suffix($medium)) { my $local_name = $prefix . _synthesis_suffix($medium) . $suffix; if (urpm::download::sync_rel_to($urpm, $medium, _synthesis_dir_rel($medium) . "/$local_name", $result_file, %$options)) { $found = 1; } } if (!$found) { urpm::download::sync_rel_one($urpm, $medium, _synthesis_dir_rel($medium) . "/$name", %$options); } -s $result_file && $result_file; } sub get_descriptions_local { my ($urpm, $medium) = @_; unlink statedir_descriptions($urpm, $medium); my $dir = file_from_local_medium($medium); my $description_file = "$dir/media_info/descriptions"; #- new default location -e $description_file or $description_file = "$dir/../descriptions"; -e $description_file or return; $urpm->{log}(N("copying description file of \"%s\"...", $medium->{name})); if (copy_and_own($description_file, statedir_descriptions($urpm, $medium))) { $urpm->{log}(N("...copying done")); } else { $urpm->{error}(N("...copying failed")); $medium->{ignore} = 1; } } #- not handling different mirrors since the file is not always available sub get_descriptions_remote { my ($urpm, $medium) = @_; if (-e statedir_descriptions($urpm, $medium)) { unlink "$urpm->{cachedir}/partial/descriptions"; urpm::sys::move_or_die($urpm, statedir_descriptions($urpm, $medium), "$urpm->{cachedir}/partial/descriptions"); } my $result = urpm::download::sync_rel_one($urpm, $medium, 'media_info/descriptions', quiet => 1, preclean => 1); if ($result) { urpm::sys::move_or_die($urpm, $result, statedir_descriptions($urpm, $medium)); } } sub get_synthesis__local { my ($urpm, $medium, $callback) = @_; my $f = cachedir_with_synthesis($urpm, $medium); unlink $f; $urpm->{log}(N("copying [%s] for medium \"%s\"...", _url_with_synthesis($medium), $medium->{name})); $callback and $callback->('copy', $medium->{name}); if (copy_and_own(_url_with_synthesis($medium), $f)) { $callback and $callback->('done', $medium->{name}); $urpm->{log}(N("...copying done")); if (file_size($f) < 20) { $urpm->{error}(N("copy of [%s] failed (file is suspiciously small)", $f)); 0; } else { 1; } } else { $callback and $callback->('failed', $medium->{name}); #- force error, reported afterwards unlink $f; 0; } } sub get_synthesis__remote { my ($urpm, $medium, $is_a_probe, $options) = @_; my $ok = try__maybe_mirrorlist($urpm, $medium, $is_a_probe, sub { _download_media_info_file($urpm, $medium, 'synthesis.hdlist', '.cz', $options) && _check_synthesis(cachedir_with_synthesis($urpm, $medium)); }); if (!$ok) { chomp(my $err = $@); $urpm->{error}(N("...retrieving failed: %s", $err)); } $ok &&= check_synthesis_md5sum($urpm, $medium) if !$options->{force} && !$options->{nomd5sum}; $ok; } sub _check_synthesis { my ($synthesis_file) = @_; file_size($synthesis_file) >= 20 or return; # check first 2 lines do not contain typical html code # this is useful for servers not returning a valid HTTP error (#39918) open(my $F, '<', $synthesis_file) or return; my $s = <$F>; $s .= <$F>; $s !~ /|{parsed_md5sum}, 'synthesis.hdlist.cz'); if ($wanted_md5sum) { $urpm->{log}(N("computing md5sum of retrieved source synthesis")); urpm::md5sum::compute(cachedir_with_synthesis($urpm, $medium)) eq $wanted_md5sum or $urpm->{error}(N("retrieval of [%s] failed (md5sum mismatch)", _url_with_synthesis($medium))), return; } 1; } sub _call_genhdlist2 { my ($urpm, $medium) = @_; !$medium->{with_synthesis} or $urpm->{fatal}(1, 'with_synthesis not handled with --probe-rpms'); my $dir = file_from_local_medium($medium); system('genhdlist2', $urpm->{debug} ? '--verbose' : @{[]}, '--no-hdlist', '--media_info-dir', "$urpm->{cachedir}/partial", $dir) == 0 or $urpm->{error}(N("genhdlist2 failed on %s", $dir)), return; 1; } sub _is_statedir_MD5SUM_uptodate { my ($urpm, $medium, $new_MD5SUM) = @_; my $current_MD5SUM = statedir_MD5SUM($urpm, $medium); $urpm->{log}(N("comparing %s and %s", $new_MD5SUM, $current_MD5SUM)); cat_($new_MD5SUM) eq cat_($current_MD5SUM); } #- options: callback, force, nomd5sum, probe_with sub _update_medium__parse_if_unmodified__local { my ($urpm, $medium, $options) = @_; if ($options->{probe_with} ne 'rpms') { #- the directory given does not exist and may be accessible #- by mounting some other directory. Try to figure it out and mount #- everything that might be necessary. urpm::removable::try_mounting_medium($urpm, $medium) or return; } #- check for a reconfig.urpmi file (if not already reconfigured) if (!$medium->{noreconfigure}) { may_reconfig_urpmi($urpm, $medium); } #- try to probe for possible with_synthesis parameter, unless #- it is already defined (and valid). if (!_valid_synthesis_dir($medium) && $options->{probe_with} ne 'rpms') { _probe_with_try_list($urpm, $medium, sub { my ($url) = @_; -e $url or return; if (file_size($url) >= 20) { 1; } else { $urpm->{error}(N("invalid hdlist file %s for medium \"%s\"", $url, $medium->{name})); 0; } }); } if (_is_local_virtual($medium)) { #- syncing a local virtual medium is very simple :) 1; } elsif ($options->{probe_with} eq 'rpms' || !_valid_synthesis_dir($medium)) { _call_genhdlist2($urpm, $medium) or return ''; if (!$medium->{'no-media-info'}) { $medium->{'no-media-info'} = 1; $urpm->{modified} = 1; } 1; } elsif (_valid_synthesis_dir($medium)) { my $new_MD5SUM = _synthesis_dir($medium) . '/MD5SUM'; unlink "$urpm->{cachedir}/partial/MD5SUM"; if (!$options->{nomd5sum} && file_size($new_MD5SUM) > 32) { if (!$options->{force} && _is_statedir_MD5SUM_uptodate($urpm, $medium, $new_MD5SUM)) { _medium_is_up_to_date($urpm, $medium); return 'unmodified'; } $urpm->{log}(N("copying MD5SUM file of \"%s\"...", $medium->{name})); copy_and_own($new_MD5SUM, "$urpm->{cachedir}/partial/MD5SUM"); $medium->{parsed_md5sum} = urpm::md5sum::parse($new_MD5SUM); } my $ok = get_synthesis__local($urpm, $medium, $options->{callback}); $ok &&= check_synthesis_md5sum($urpm, $medium) if !$options->{force} && !$options->{nomd5sum}; if ($ok) { 1; } elsif ($urpm->{options}{'build-hdlist-on-error'}) { #- if copying synthesis has failed, try to build it directly. _call_genhdlist2($urpm, $medium) or return ''; 1; } else { _ignore_medium_on_parse_error($urpm, $medium); ''; } } } sub _download_MD5SUM { my ($urpm, $medium) = @_; urpm::download::sync_rel_one($urpm, $medium, _synthesis_dir_rel($medium) . '/MD5SUM', quiet => 1, preclean => 1); } sub _download_MD5SUM_and_check { my ($urpm, $medium, $is_a_probe) = @_; my ($err, $cachedir_MD5SUM); require urpm::mirrors; try__maybe_mirrorlist($urpm, $medium, $is_a_probe, sub { $cachedir_MD5SUM = _download_MD5SUM($urpm, $medium) or $err = $@; $cachedir_MD5SUM && urpm::md5sum::check_file($cachedir_MD5SUM); }) and return $cachedir_MD5SUM; if ($cachedir_MD5SUM) { $urpm->{error}(N("invalid MD5SUM file (downloaded from %s)", _synthesis_dir($medium))); } else { $urpm->{error}(N("...retrieving failed: %s", $err)); $is_a_probe and $urpm->{error}(N("no metadata found for medium \"%s\"", $medium->{name})); } undef; } #- options: callback, ask_retry, force, nomd5sum, probe_with, quiet sub _update_medium__parse_if_unmodified__remote { my ($urpm, $medium, $options) = @_; my $updating = -e statedir_synthesis($urpm, $medium); #- examine if a distant MD5SUM file is available. if (!$options->{nomd5sum}) { my $new_MD5SUM = _download_MD5SUM_and_check($urpm, $medium, !$updating); if (!$new_MD5SUM) { #- check for a reconfig.urpmi file (if not already reconfigured) if (!$medium->{noreconfigure}) { may_reconfig_urpmi($urpm, $medium) and goto &_update_medium__parse_if_unmodified__remote; } return; } if (($options->{force} || 0) < 2 && _is_statedir_MD5SUM_uptodate($urpm, $medium, $new_MD5SUM)) { _medium_is_up_to_date($urpm, $medium); return 'unmodified'; } $medium->{parsed_md5sum} = urpm::md5sum::parse($new_MD5SUM); } #- try to probe for possible with_synthesis parameter, unless #- it is already defined (and valid). $urpm->{log}(N("retrieving source synthesis of \"%s\"...", $medium->{name})); $options->{callback} and $options->{callback}('retrieve', $medium->{name}); my $error = sub { my ($msg) = @_; $urpm->{error}($msg); unlink cachedir_with_synthesis($urpm, $medium); $options->{callback} and $options->{callback}('failed', $medium->{name}); }; if ($options->{force}) { unlink cachedir_with_synthesis($urpm, $medium); } else { #- for rsync, try to sync (copy if needed) local copy after restored the previous one. my $previous_synthesis = statedir_synthesis($urpm, $medium); if (-e $previous_synthesis && urpm::protocol_from_url($medium->{url}) eq 'rsync') { copy_and_own( $previous_synthesis, cachedir_with_synthesis($urpm, $medium), ) or $error->(N("...copying failed")), return; } } my $ok = get_synthesis__remote($urpm, $medium, !$updating, $options); $options->{callback} and $options->{callback}('done', $medium->{name}); if (!$ok) { _ignore_medium_on_parse_error($urpm, $medium); return; } 1; } sub _get_pubkey { my ($urpm, $medium, $b_wait_lock) = @_; my $local = file_from_local_medium($medium); #- examine if a pubkey file is available. ($local ? \&_get_pubkey__local : \&_download_pubkey)->($urpm, $medium); $medium->{'key-ids'} = _read_cachedir_pubkey($urpm, $medium, $b_wait_lock); $urpm->{modified} = 1; } sub _get_descriptions { my ($urpm, $medium) = @_; my $local = file_from_local_medium($medium); # do not get "descriptions" on non "update" media since it's useless and potentially slow if ($medium->{update}) { ($local ? \&get_descriptions_local : \&get_descriptions_remote)->($urpm, $medium); } } # options: wait_lock, nopubkey, forcekey sub _may_get_pubkey { my ($urpm, $medium, %options) = @_; _get_pubkey($urpm, $medium, $options{wait_lock}) if !$options{nopubkey} && (!$medium->{'key-ids'} || $options{forcekey}); } sub _read_cachedir_pubkey { my ($urpm, $medium, $b_wait_lock) = @_; -s "$urpm->{cachedir}/partial/pubkey" or return; $urpm->{log}(N("examining pubkey file of \"%s\"...", $medium->{name})); my $_rpm_lock = urpm::lock::rpm_db($urpm, 'exclusive', wait => $b_wait_lock); my $db = urpm::db_open_or_die_($urpm, 'rw'); my %key_ids; URPM::import_needed_pubkeys_from_file($db, "$urpm->{cachedir}/partial/pubkey", sub { my ($id, $imported) = @_; if ($id) { $key_ids{$id} = undef; $imported and $urpm->{log}(N("...imported key %s from pubkey file of \"%s\"", $id, $medium->{name})); $imported or $urpm->{debug}("pubkey $id already imported") if $urpm->{debug}; } else { $urpm->{error}(N("unable to import pubkey file of \"%s\"", $medium->{name})); } }); unlink "$urpm->{cachedir}/partial/pubkey"; join(',', keys %key_ids); } #- options: callback, ask_retry, force, nomd5sum, probe_with, quiet, forcekey, nopubkey, wait_lock #- (from _update_medium__parse_if_unmodified__local and _update_medium__parse_if_unmodified__remote) sub _update_medium_ { my ($urpm, $medium, %options) = @_; #- always delete a remaining list file or pubkey file in cache. foreach (qw(list pubkey)) { unlink "$urpm->{cachedir}/partial/$_"; } _pick_mirror_if_needed($urpm, $medium, 'allow-cache-update'); { my $rc = is_local_medium($medium) ? _update_medium__parse_if_unmodified__local($urpm, $medium, \%options) : _update_medium__parse_if_unmodified__remote($urpm, $medium, \%options); if ($options{forcekey} && $rc eq 'unmodified') { _get_pubkey($urpm, $medium, $options{wait_lock}); # we must do it now, quite hackish... return 1; } if (!$rc || $rc eq 'unmodified') { return $rc; } } my $is_updating = -e statedir_synthesis($urpm, $medium); if (!_is_local_virtual($medium)) { if (file_size(cachedir_with_synthesis($urpm, $medium)) < 20) { $urpm->{error}(N("no synthesis file found for medium \"%s\"", $medium->{name})); return; } #- use new files unlink statedir_synthesis($urpm, $medium); urpm::sys::move_or_die($urpm, cachedir_with_synthesis($urpm, $medium), statedir_synthesis($urpm, $medium)); unlink statedir_MD5SUM($urpm, $medium); if (!$medium->{with_synthesis}) { # no MD5SUM when using with_synthesis, urpmi.update will update everytime! urpm::sys::move_or_die($urpm, "$urpm->{cachedir}/partial/MD5SUM", statedir_MD5SUM($urpm, $medium)) if -e "$urpm->{cachedir}/partial/MD5SUM"; } # we never download hdlist by default. urpmf will download it via any_hdlist() if really needed unlink statedir_hdlist($urpm, $medium); remove_user_media_info_files($urpm, $medium); if (!_local_file($medium)) { _retrieve_xml_media_info_or_remove($urpm, $medium, $options{quiet}) or return; } } $medium->{modified} = 0; # generated on first _parse_media() unlink statedir_names($urpm, $medium); _get_descriptions($urpm, $medium); _may_get_pubkey($urpm, $medium, %options); $is_updating and $urpm->{info}(N("updated medium \"%s\"", $medium->{name})); 1; } sub _update_medium { my ($urpm, $medium, %options) = @_; my $rc = _update_medium_($urpm, $medium, %options); if (!$rc && !_is_local_virtual($medium)) { #- an error has occured for updating the medium, we have to remove temporary files. unlink(glob("$urpm->{cachedir}/partial/*")); } $rc; } #- Update the urpmi database w.r.t. the current configuration. #- Takes care of modifications, and tries some tricks to bypass #- the recomputation of base files. #- Recognized options : #- all : all medias are being rebuilt #- allow_failures: whereas failing to update a medium is non fatal #- ask_retry : function called when a download fails. if it returns true, the download is retried #- callback : UI callback #- forcekey : force retrieval of pubkey #- force : try to force rebuilding base files #- nomd5sum : don't verify MD5SUM of retrieved files #- nopubkey : don't use rpm pubkeys #- probe_with : probe synthesis or rpms #- quiet : download synthesis quietly #- wait_lock : block until lock can be acquired sub update_media { my ($urpm, %options) = @_; $urpm->{media} or return; # verify that configuration has been read if ($options{all}) { $_->{modified} ||= 1 foreach all_media_to_update($urpm); } update_those_media($urpm, [ grep { $_->{modified} } non_ignored_media($urpm) ], %options); } sub update_those_media { my ($urpm, $media, %options) = @_; $options{nopubkey} ||= $urpm->{options}{nopubkey}; #- examine each medium to see if one of them needs to be updated. #- if this is the case and if not forced, try to use a pre-calculated #- synthesis file, else build it from rpm files. clean($urpm); my %updates_result; foreach my $medium (@$media) { #- don't ever update static media $medium->{static} and next; my $unsubstituted_url = $medium->{url}; $medium->{url} = urpm::cfg::expand_line($medium->{url}) if $medium->{url}; my $rc = _update_medium($urpm, $medium, %options); $medium->{url} = urpm::cfg::substitute_back($medium->{url}, $unsubstituted_url); $rc or return if !$options{allow_failures}; $updates_result{$rc || 'error'}++; } $urpm->{debug} and $urpm->{debug}('update_medium: ' . join(' ', map { "$_=$updates_result{$_}" } keys %updates_result)); if ($updates_result{1} == 0) { #- only errors/unmodified, leave now #- (this ensures buggy added medium is not added to urpmi.cfg) return $updates_result{error} == 0; } if ($urpm->{modified}) { #- write config files in any case write_config($urpm); urpm::download::dump_proxy_config(); } $updates_result{error} == 0; } sub _maybe_in_statedir_MD5SUM { my ($urpm, $medium, $file) = @_; my $md5sum_file = statedir_MD5SUM($urpm, $medium); -e $md5sum_file && urpm::md5sum::parse($md5sum_file)->{$file}; } sub _retrieve_xml_media_info_or_remove { my ($urpm, $medium, $quiet) = @_; my $ok = 1; foreach my $xml_info (@xml_media_info) { my $f = statedir_xml_info($urpm, $medium, $xml_info); my $get_it = urpm::is_cdrom_url($medium->{url}) || get_medium_option($urpm, $medium, 'xml-info') eq 'always' || get_medium_option($urpm, $medium, 'xml-info') eq 'update-only' && -e $f; if ($get_it && _maybe_in_statedir_MD5SUM($urpm, $medium, "$xml_info.xml.lzma")) { $ok &&= _retrieve_media_info_file_and_check_MD5SUM($urpm, $medium, $xml_info, '.xml.lzma', $quiet); $ok = 1 if urpm::is_cdrom_url($medium->{url}); } else { #- "on-demand" unlink $f; } } $ok; } sub _retrieve_media_info_file_and_check_MD5SUM { my ($urpm, $medium, $prefix, $suffix, $quiet) = @_; my $name = "$prefix$suffix"; my $cachedir_file = is_local_medium($medium) ? _copy_media_info_file($urpm, $medium, $prefix, $suffix) : _download_media_info_file($urpm, $medium, $prefix, $suffix, { quiet => $quiet, callback => \&urpm::download::sync_logger }) or $urpm->{error}(N("retrieval of [%s] failed", _synthesis_dir($medium) . "/$name")), return; my $wanted_md5sum = urpm::md5sum::from_MD5SUM__or_warn($urpm, $medium->{parsed_md5sum}, $name); if ($wanted_md5sum) { $urpm->{debug}("computing md5sum of retrieved $name") if $urpm->{debug}; urpm::md5sum::compute($cachedir_file) eq $wanted_md5sum or $urpm->{error}(N("retrieval of [%s] failed (md5sum mismatch)", _synthesis_dir($medium) . "/$name")), return; urpm::util::move($cachedir_file, statedir_media_info_file($urpm, $medium, $prefix, $suffix)) or return; } 1; } sub _download_temp_md5sum_and_parse { my ($urpm, $medium) = @_; $urpm->{debug}("downloading MD5SUM to know updated versioned metadata filename") if $urpm->{debug}; my $md5sum_file = _download_MD5SUM($urpm, $medium); urpm::md5sum::parse($md5sum_file); } sub _any_media_info__or_download { my ($urpm, $medium, $prefix, $suffix, $quiet, $o_callback) = @_; my $f = statedir_media_info_file($urpm, $medium, $prefix, $suffix); -s $f and return $f; if ($<) { urpm::ensure_valid_cachedir($urpm); $f = "$urpm->{cachedir}/" . statedir_media_info_basename($medium, $prefix, $suffix); -s $f and return $f; } get_medium_option($urpm, $medium, 'xml-info') ne 'never' or return; _maybe_in_statedir_MD5SUM($urpm, $medium, "$prefix$suffix") or return; $medium->{parsed_md5sum} ||= _download_temp_md5sum_and_parse($urpm, $medium); my $file_in_partial = _download_media_info_file($urpm, $medium, $prefix, $suffix, { quiet => $quiet, callback => $o_callback }) or return; urpm::util::move($file_in_partial, $f) or return; $f; } #- side-effects: #- + those of urpm::mirrors::pick_one ($urpm->{mirrors_cache}, $medium->{url}) sub _pick_mirror_if_needed { my ($urpm, $medium, $allow_cache_update) = @_; $medium->{mirrorlist} && !$medium->{url} or return; require urpm::mirrors; urpm::mirrors::pick_one($urpm, $medium, $allow_cache_update); } #- side-effects: #- + those of urpm::mirrors::try ($urpm->{mirrors_cache}, $medium->{url}) sub try__maybe_mirrorlist { my ($urpm, $medium, $is_a_probe, $try) = @_; if ($medium->{mirrorlist}) { if (urpm::download::use_metalink($urpm, $medium)) { #- help things... _pick_mirror_if_needed($urpm, $medium, 'allow-cache-update'); $try->(); } else { require urpm::mirrors; $is_a_probe ? urpm::mirrors::try_probe($urpm, $medium, $try) : urpm::mirrors::try($urpm, $medium, $try); } } else { $try->(); } } #- clean params and depslist computation zone. sub clean { my ($urpm) = @_; $urpm->{depslist} = []; $urpm->{provides} = {}; foreach (@{$urpm->{media} || []}) { delete $_->{start}; delete $_->{end}; } } 1;