package urpm; # $Id$ no warnings 'utf8'; use strict; use File::Find (); use urpm::msg; use urpm::download; use urpm::util; use urpm::sys; use urpm::cfg; our $VERSION = '4.8.13'; our @ISA = qw(URPM); use URPM; use URPM::Resolve; BEGIN { # this won't work in 5.10 when encoding::warnings will be lexical if ($ENV{DEBUG_URPMI}) { require encoding::warnings; encoding::warnings->import; } } #- this violently overrides is_arch_compat() to always return true. sub shunt_ignorearch { eval q( sub URPM::Package::is_arch_compat { 1 } ); } #- create a new urpm object. sub new { my ($class) = @_; my $self; $self = bless { # from URPM depslist => [], provides => {}, config => "/etc/urpmi/urpmi.cfg", skiplist => "/etc/urpmi/skip.list", instlist => "/etc/urpmi/inst.list", statedir => "/var/lib/urpmi", cachedir => "/var/cache/urpmi", media => undef, options => {}, #- sync: first argument is options hashref, others are urls to fetch. sync => sub { $self->sync_webfetch(@_) }, fatal => sub { printf STDERR "%s\n", $_[1]; exit($_[0]) }, error => sub { printf STDERR "%s\n", $_[0] }, log => sub { printf "%s\n", $_[0] }, ui_msg => sub { $self->{log}($_[0]); ref $self->{ui} && ref $self->{ui}{msg} and $self->{ui}{msg}->($_[1]); }, }, $class; $self->set_nofatal(1); $self; } #- syncing algorithms. sub sync_webfetch { my $urpm = shift; my $options = shift; my %files; #- currently ftp and http protocols are managed by curl or wget, #- ssh and rsync protocols are managed by rsync *AND* ssh. foreach (@_) { /^([^:_]*)[^:]*:/ or die N("unknown protocol defined for %s", $_); push @{$files{$1}}, $_; } if ($files{removable} || $files{file}) { eval { sync_file($options, @{$files{removable} || []}, @{$files{file} || []}); }; $urpm->{fatal}(10, $@) if $@; delete @files{qw(removable file)}; } for my $cpt (qw(wget-options curl-options rsync-options)) { $options->{$cpt} = $urpm->{options}{$cpt} if defined $urpm->{options}{$cpt}; } if ($files{ftp} || $files{http} || $files{https}) { my @webfetch = qw(curl wget); my @available_webfetch = grep { -x "/usr/bin/$_" || -x "/bin/$_" } @webfetch; #- use user default downloader if provided and available my $option_downloader = $urpm->{options}{downloader}; #- cmd-line switch if (!$option_downloader && $options->{media}) { #- per-media config (my $m) = grep { $_->{name} eq $options->{media} } @{$urpm->{media}}; ref $m && $m->{downloader} and $option_downloader = $m->{downloader}; } #- global config !$option_downloader && exists $urpm->{global_config}{downloader} and $option_downloader = $urpm->{global_config}{downloader}; my ($preferred) = grep { $_ eq $option_downloader } @available_webfetch; #- else first downloader of @webfetch is the default one $preferred ||= $available_webfetch[0]; if ($option_downloader ne $preferred && $option_downloader && !our $webfetch_not_available) { $urpm->{log}(N("%s is not available, falling back on %s", $option_downloader, $preferred)); $webfetch_not_available = 1; } if ($preferred eq 'curl') { sync_curl($options, @{$files{ftp} || []}, @{$files{http} || []}, @{$files{https} || []}); } elsif ($preferred eq 'wget') { sync_wget($options, @{$files{ftp} || []}, @{$files{http} || []}, @{$files{https} || []}); } else { die N("no webfetch found, supported webfetch are: %s\n", join(", ", @webfetch)); } delete @files{qw(ftp http https)}; } if ($files{rsync}) { sync_rsync($options, @{$files{rsync} || []}); delete $files{rsync}; } if ($files{ssh}) { my @ssh_files; foreach (@{$files{ssh} || []}) { m|^ssh://([^/]*)(.*)| and push @ssh_files, "$1:$2"; } sync_ssh($options, @ssh_files); delete $files{ssh}; } %files and die N("unable to handle protocol: %s", join ', ', keys %files); } our @PER_MEDIA_OPT = qw( downloader hdlist ignore key-ids list md5sum noreconfigure priority removable static synthesis update verify-rpm virtual with_hdlist ); #- Loads /etc/urpmi/urpmi.cfg and performs basic checks. #- Does not handle old format: [with ] #- options : #- - nocheck_access : don't check presence of hdlist and other files sub read_config { my ($urpm, %options) = @_; return if $urpm->{media}; #- media already loaded $urpm->{media} = []; my $config = urpm::cfg::load_config($urpm->{config}) or $urpm->{fatal}(6, $urpm::cfg::err); #- global options if ($config->{''}) { foreach my $opt (qw( allow-force allow-nodeps auto compress downloader default-media excludedocs excludepath fuzzy ignoresize keep key-ids limit-rate nopubkey norebuild post-clean pre-clean priority-upgrade prohibit-remove repackage resume retry split-length split-level strict-arch verify-rpm curl-options rsync-options wget-options )) { if (defined $config->{''}{$opt} && !exists $urpm->{options}{$opt}) { $urpm->{options}{$opt} = $config->{''}{$opt}; } } } #- per-media options foreach my $m (grep { $_ ne '' } keys %$config) { my $medium = { name => $m, clear_url => $config->{$m}{url} }; foreach my $opt (@PER_MEDIA_OPT) { defined $config->{$m}{$opt} and $medium->{$opt} = $config->{$m}{$opt}; } $urpm->probe_medium($medium, %options) and push @{$urpm->{media}}, $medium; } eval { require urpm::ldap; urpm::ldap::load_ldap_media($urpm, %options) }; #- load default values foreach (qw(post-clean verify-rpm)) { exists $urpm->{options}{$_} or $urpm->{options}{$_} = 1; } $urpm->{media} = [ sort { $a->{priority} <=> $b->{priority} } @{$urpm->{media}} ]; #- remember if an hdlist or list file is already used my %filelists; foreach (@{$urpm->{media}}) { foreach my $filetype (qw(hdlist list)) { if ($_->{$filetype}) { exists($filelists{$filetype}{$_->{$filetype}}) and $_->{ignore} = 1, $urpm->{error}( $filetype eq 'hdlist' ? N("medium \"%s\" trying to use an already used hdlist, medium ignored", $_->{name}) : N("medium \"%s\" trying to use an already used list, medium ignored", $_->{name}) ); $filelists{$filetype}{$_->{$filetype}} = undef; } } } #- check the presence of hdlist and list files if necessary. unless ($options{nocheck_access}) { foreach (@{$urpm->{media}}) { $_->{ignore} and next; -r "$urpm->{statedir}/$_->{hdlist}" || -r "$urpm->{statedir}/synthesis.$_->{hdlist}" && $_->{synthesis} or $_->{ignore} = 1, $urpm->{error}(N("unable to access hdlist file of \"%s\", medium ignored", $_->{name})); $_->{list} && -r "$urpm->{statedir}/$_->{list}" || defined $_->{url} or $_->{ignore} = 1, $urpm->{error}(N("unable to access list file of \"%s\", medium ignored", $_->{name})); } } #- read MD5 sums (usually not in urpmi.cfg but in a separate file) my $md5sum = $urpm->open_safe("<", "$urpm->{statedir}/MD5SUM"); if ($md5sum) { while (<$md5sum>) { my ($md5sum, $file) = /(\S*)\s+(.*)/; foreach (@{$urpm->{media}}) { ($_->{synthesis} ? "synthesis." : "") . $_->{hdlist} eq $file and $_->{md5sum} = $md5sum, last; } } close $md5sum; } #- remember global options for write_config $urpm->{global_config} = $config->{''}; } #- probe medium to be used, take old medium into account too. sub probe_medium { my ($urpm, $medium, %options) = @_; local $_; foreach (@{$urpm->{media}}) { if ($_->{name} eq $medium->{name}) { $urpm->{error}(N("trying to override existing medium \"%s\", skipping", $medium->{name})); return; } } $medium->{url} ||= $medium->{clear_url}; if ($medium->{virtual}) { #- a virtual medium needs to have an url available without using a list file. if ($medium->{hdlist} || $medium->{list}) { $medium->{ignore} = 1; $urpm->{error}(N("virtual medium \"%s\" should not have defined hdlist or list file, medium ignored", $medium->{name})); } unless ($medium->{url}) { $medium->{ignore} = 1; $urpm->{error}(N("virtual medium \"%s\" should have a clear url, medium ignored", $medium->{name})); } } else { unless ($medium->{ignore} || $medium->{hdlist}) { $medium->{hdlist} = "hdlist.$medium->{name}.cz"; -e "$urpm->{statedir}/$medium->{hdlist}" or $medium->{hdlist} = "hdlist.$medium->{name}.cz2"; -e "$urpm->{statedir}/$medium->{hdlist}" or $medium->{ignore} = 1, $urpm->{error}(N("unable to find hdlist file for \"%s\", medium ignored", $medium->{name})); } unless ($medium->{ignore} || $medium->{list}) { unless (defined $medium->{url}) { $medium->{list} = "list.$medium->{name}"; unless (-e "$urpm->{statedir}/$medium->{list}") { $medium->{ignore} = 1, $urpm->{error}(N("unable to find list file for \"%s\", medium ignored", $medium->{name})); } } } #- there is a little more to do at this point as url is not known, inspect directly list file for it. unless ($medium->{url}) { my %probe; if (-r "$urpm->{statedir}/$medium->{list}") { my $listfile = $urpm->open_safe("<", "$urpm->{statedir}/$medium->{list}"); if ($listfile) { while (<$listfile>) { #- /./ is end of url marker in list file (typically generated by a #- find . -name "*.rpm" > list #- for exportable list file. m|^(.*)/\./| and $probe{$1} = undef; m|^(.*)/[^/]*$| and $probe{$1} = undef; } close $listfile; } } foreach (sort { length($a) <=> length($b) } keys %probe) { if ($medium->{url}) { if ($medium->{url} ne substr($_, 0, length($medium->{url}))) { $medium->{ignore} or $urpm->{error}(N("inconsistent list file for \"%s\", medium ignored", $medium->{name})); $medium->{ignore} = 1; last; } } else { $medium->{url} = $_; } } unless ($options{nocheck_access}) { unless ($medium->{url}) { $medium->{ignore} or $urpm->{error}(N("unable to inspect list file for \"%s\", medium ignored", $medium->{name})); $medium->{ignore} = 1; } } } } #- probe removable device. $urpm->probe_removable_device($medium); #- clear URLs for trailing /es. $medium->{url} and $medium->{url} =~ s|(.*?)/*$|$1|; $medium->{clear_url} and $medium->{clear_url} =~ s|(.*?)/*$|$1|; $medium; } #- returns the removable device name if it corresponds to an iso image, '' otherwise sub is_iso { my ($removable_dev) = @_; $removable_dev && $removable_dev =~ /\.iso$/i ? $removable_dev : ''; } #- probe device associated with a removable device. sub probe_removable_device { my ($urpm, $medium) = @_; #- try to find device name in url scheme if ($medium->{url} && $medium->{url} =~ /^removable_?([^_:]*)(?:_[^:]*)?:/) { $medium->{removable} ||= $1 && "/dev/$1"; } else { delete $medium->{removable}; } #- try to find device to open/close for removable medium. if (exists($medium->{removable})) { if (my ($dir) = $medium->{url} =~ m!^(?:(?:file|removable)[^:]*:/)?(/.*)!) { my %infos; my @mntpoints = urpm::sys::find_mntpoints($dir, \%infos); if (@mntpoints > 1) { #- return value is suitable for an hash. $urpm->{log}(N("too many mount points for removable medium \"%s\"", $medium->{name})); $urpm->{log}(N("taking removable device as \"%s\"", join ',', map { $infos{$_}{device} } @mntpoints)); } if (is_iso($medium->{removable})) { $urpm->{log}(N("Medium \"%s\" is an ISO image, will be mounted on-the-fly", $medium->{name})); } elsif (@mntpoints) { if ($medium->{removable} && $medium->{removable} ne $infos{$mntpoints[-1]}{device}) { $urpm->{log}(N("using different removable device [%s] for \"%s\"", $infos{$mntpoints[-1]}{device}, $medium->{name})); } $medium->{removable} = $infos{$mntpoints[-1]}{device}; } else { $urpm->{error}(N("unable to retrieve pathname for removable medium \"%s\"", $medium->{name})); } } else { $urpm->{error}(N("unable to retrieve pathname for removable medium \"%s\"", $medium->{name})); } } } #- Writes the urpmi.cfg file. sub write_config { my ($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 '' => $urpm->{global_config}, }; foreach my $medium (@{$urpm->{media}}) { next if $medium->{external}; my $medium_name = $medium->{name}; $config->{$medium_name}{url} = $medium->{clear_url}; foreach (qw(hdlist with_hdlist list removable key-ids priority priority-upgrade update noreconfigure static ignore synthesis virtual)) { defined $medium->{$_} and $config->{$medium_name}{$_} = $medium->{$_}; } } urpm::cfg::dump_config($urpm->{config}, $config) or $urpm->{fatal}(6, N("unable to write config file [%s]", $urpm->{config})); #- write MD5SUM file my $md5sum = $urpm->open_safe('>', "$urpm->{statedir}/MD5SUM") or return 0; foreach my $medium (@{$urpm->{media}}) { $medium->{md5sum} and print $md5sum "$medium->{md5sum} " . ($medium->{synthesis} && "synthesis.") . $medium->{hdlist} . "\n"; } close $md5sum; $urpm->{log}(N("wrote config file [%s]", $urpm->{config})); #- everything should be synced now. delete $urpm->{modified}; } #- read urpmi.cfg file as well as necessary synthesis files #- options : #- callback #- call_back_only_once #- excludemedia #- hdlist #- media #- nodepslist #- noinstalling #- noskipping #- parallel #- root #- searchmedia #- skip #- sortmedia #- update #- usedistrib sub configure { my ($urpm, %options) = @_; $urpm->clean; $options{parallel} && $options{usedistrib} and $urpm->{fatal}(1, N("Can't use parallel mode with use-distrib mode")); if ($options{parallel}) { my ($parallel_options, $parallel_handler); #- read parallel configuration local $_; my $parallel = $urpm->open_safe("<", "/etc/urpmi/parallel.cfg"); if ($parallel) { while (<$parallel>) { chomp; s/#.*$//; s/^\s*//; s/\s*$//; /\s*([^:]*):(.*)/ or $urpm->{error}(N("unable to parse \"%s\" in file [%s]", $_, "/etc/urpmi/parallel.cfg")), next; $1 eq $options{parallel} and $parallel_options = ($parallel_options && "\n") . $2; } close $parallel; } #- if a configuration option has been found, use it; else fatal error. if ($parallel_options) { foreach my $dir (grep { -d $_ } map { "$_/urpm" } @INC) { my $dh = $urpm->opendir_safe($dir); if ($dh) { while (defined ($_ = readdir $dh)) { #- load parallel modules /parallel.*\.pm$/ && -f "$dir/$_" or next; $urpm->{log}->(N("examining parallel handler in file [%s]", "$dir/$_")); eval { require "$dir/$_"; $parallel_handler = $urpm->handle_parallel_options($parallel_options) }; $parallel_handler and last; } closedir $dh; } $parallel_handler and last; } } if ($parallel_handler) { if ($parallel_handler->{nodes}) { $urpm->{log}->(N("found parallel handler for nodes: %s", join(', ', keys %{$parallel_handler->{nodes}}))); } if (!$options{media} && $parallel_handler->{media}) { $options{media} = $parallel_handler->{media}; $urpm->{log}->(N("using associated media for parallel mode: %s", $options{media})); } $urpm->{parallel_handler} = $parallel_handler; } else { $urpm->{fatal}(1, N("unable to use parallel option \"%s\"", $options{parallel})); } } else { #- parallel is exclusive against root options. $urpm->{root} = $options{root}; } $urpm->{root} && ! -c "$urpm->{root}/dev/null" and $urpm->{error}(N("there doesn't seem to be devices in the chroot in \"%s\"", $urpm->{root})); if ($options{synthesis}) { if ($options{synthesis} ne 'none') { #- synthesis take precedence over media, update options. $options{media} || $options{excludemedia} || $options{sortmedia} || $options{update} || $options{parallel} and $urpm->{fatal}(1, N("--synthesis cannot be used with --media, --excludemedia, --sortmedia, --update or --parallel")); $urpm->parse_synthesis($options{synthesis}); #- synthesis disables the split of transaction (too risky and not useful). $urpm->{options}{'split-length'} = 0; } } else { if ($options{usedistrib}) { $urpm->{media} = []; $urpm->add_distrib_media("Virtual", $options{usedistrib}, %options, 'virtual' => 1); } else { $urpm->read_config(%options); if (!$options{media} && $urpm->{options}{'default-media'}) { $options{media} = $urpm->{options}{'default-media'}; } } if ($options{media}) { delete $_->{modified} foreach @{$urpm->{media} || []}; $urpm->select_media(split /,/, $options{media}); foreach (grep { !$_->{modified} } @{$urpm->{media} || []}) { #- this is only a local ignore that will not be saved. $_->{ignore} = 1; } } if ($options{searchmedia}) { $urpm->select_media($options{searchmedia}); #- Ensure this media has been selected foreach (grep { !$_->{ignore} } @{$urpm->{media} || []}) { $_->{name} eq $options{searchmedia} and do { $_->{searchmedia} = 1; last; }; } } if ($options{excludemedia}) { delete $_->{modified} foreach @{$urpm->{media} || []}; $urpm->select_media(split /,/, $options{excludemedia}); foreach (grep { $_->{modified} } @{$urpm->{media} || []}) { #- this is only a local ignore that will not be saved. $_->{ignore} = 1; } } if ($options{sortmedia}) { delete $_->{modified} foreach @{$urpm->{media} || []}; my @oldmedia = @{$urpm->{media} || []}; my @newmedia; foreach (split /,/, $options{sortmedia}) { $urpm->select_media($_); push @newmedia, grep { $_->{modified} } @oldmedia; @oldmedia = grep { !$_->{modified} } @oldmedia; } #- anything not selected should be added here, as it's after the selected ones. $urpm->{media} = [ @newmedia, @oldmedia ]; #- forget remaining modified flags. delete $_->{modified} foreach @{$urpm->{media} || []}; } unless ($options{nodepslist}) { my $second_pass; do { foreach (grep { !$_->{ignore} && (!$options{update} || $_->{update}) } @{$urpm->{media} || []}) { our $currentmedia = $_; #- hack for urpmf delete @$_{qw(start end)}; if ($_->{virtual}) { my $path = $_->{url} =~ m!^(?:file:/*)?(/[^/].*[^/])/*\Z! && $1; if ($path) { if ($_->{synthesis}) { $urpm->{log}(N("examining synthesis file [%s]", "$path/$_->{with_hdlist}")); ($_->{start}, $_->{end}) = $urpm->parse_synthesis( "$path/$_->{with_hdlist}", callback => $options{callback}); } else { $urpm->{log}(N("examining hdlist file [%s]", "$path/$_->{with_hdlist}")); #- we'll need a second pass defined $second_pass or $second_pass = 1; ($_->{start}, $_->{end}) = $urpm->parse_hdlist( "$path/$_->{with_hdlist}", packing => 1, callback => $options{call_back_only_once} && $second_pass ? undef : $options{callback}, ); } } else { $urpm->{error}(N("virtual medium \"%s\" is not local, medium ignored", $_->{name})); $_->{ignore} = 1; } } else { if ($options{hdlist} && -e "$urpm->{statedir}/$_->{hdlist}" && -s _ > 32) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$_->{hdlist}")); ($_->{start}, $_->{end}) = $urpm->parse_hdlist( "$urpm->{statedir}/$_->{hdlist}", packing => 1, callback => $options{callback}, ); } else { $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$_->{hdlist}")); ($_->{start}, $_->{end}) = $urpm->parse_synthesis( "$urpm->{statedir}/synthesis.$_->{hdlist}", callback => $options{callback}, ); unless (defined $_->{start} && defined $_->{end}) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$_->{hdlist}")); ($_->{start}, $_->{end}) = $urpm->parse_hdlist("$urpm->{statedir}/$_->{hdlist}", packing => 1, callback => $options{callback}, ); } } } unless ($_->{ignore}) { if (defined $_->{start} && defined $_->{end}) { if ($_->{searchmedia}) { ($urpm->{searchmedia}{start}, $urpm->{searchmedia}{end}) = ($_->{start}, $_->{end}); $urpm->{log}(N("Search start: %s end: %s", $urpm->{searchmedia}{start}, $urpm->{searchmedia}{end})); delete $_->{searchmedia}; } } else { $urpm->{error}(N("problem reading hdlist or synthesis file of medium \"%s\"", $_->{name})); $_->{ignore} = 1; } } } } while $second_pass && do { require URPM::Build; $urpm->{log}(N("performing second pass to compute dependencies\n")); $urpm->unresolved_provides_clean; $second_pass--; }; } } #- determine package to withdraw (from skip.list file) only if something should be withdrawn. unless ($options{noskipping}) { my %uniq; $urpm->compute_flags( get_packages_list($urpm->{skiplist}, $options{skip}), skip => 1, callback => sub { my ($urpm, $pkg) = @_; $pkg->is_arch_compat && ! exists $uniq{$pkg->fullname} or return; $uniq{$pkg->fullname} = undef; $urpm->{log}(N("skipping package %s", scalar($pkg->fullname))); }, ); } unless ($options{noinstalling}) { my %uniq; $urpm->compute_flags( get_packages_list($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))); }, ); } if ($options{bug}) { #- and a dump of rpmdb itself as synthesis file. my $db = URPM::DB::open($options{root}); my $sig_handler = sub { undef $db; exit 3 }; local $SIG{INT} = $sig_handler; local $SIG{QUIT} = $sig_handler; $db or $urpm->{fatal}(9, N("unable to open rpmdb")); open my $rpmdb, "| " . ($ENV{LD_LOADER} || '') . " gzip -9 >'$options{bug}/rpmdb.cz'" or $urpm->syserror("Can't fork", "gzip"); $db->traverse(sub { my ($p) = @_; #- this is not right but may be enough. my $files = join '@', grep { exists($urpm->{provides}{$_}) } $p->files; $p->pack_header; $p->build_info(fileno $rpmdb, $files); }); close $rpmdb; } } #- add a new medium, sync the config file accordingly. #- returns the new medium's name. (might be different from the requested #- name if index_name was specified) sub add_medium { my ($urpm, $name, $url, $with_hdlist, %options) = @_; #- make sure configuration has been read. $urpm->{media} or $urpm->read_config; #- if a medium with that name has already been found, we have to exit now my $medium; if (defined $options{index_name}) { my $i = $options{index_name}; do { ++$i; undef $medium; foreach (@{$urpm->{media}}) { $_->{name} eq $name . $i and $medium = $_; } } while $medium; $name .= $i; } else { foreach (@{$urpm->{media}}) { $_->{name} eq $name and $medium = $_; } } $medium and $urpm->{fatal}(5, N("medium \"%s\" already exists", $medium->{name})); $url =~ s,/*$,,; #- clear URLs for trailing /es. #- creating the medium info. $medium = { name => $name, url => $url, update => $options{update}, modified => 1, ignore => $options{ignore} }; if ($options{virtual}) { $url =~ m!^(?:file:)?/! or $urpm->{fatal}(1, N("virtual medium needs to be local")); $medium->{virtual} = 1; } else { $medium->{hdlist} = "hdlist.$name.cz"; $medium->{list} = "list.$name"; #- check if the medium is using a local or a removable medium. $url =~ m!^(?:(removable[^:]*|file):/)?(/.*)! and $urpm->probe_removable_device($medium); } #- local media have priority, other are added at the end. if ($url =~ m!^(?:file:)?/!) { $medium->{priority} = 0.5; } else { $medium->{priority} = 1 + @{$urpm->{media}}; } #- check whether a password is visible, if not, set clear_url. my $has_password = $url =~ m|([^:]*://[^/:\@]*:)[^/:\@]*(\@.*)|; $medium->{clear_url} = $url unless $has_password; $with_hdlist and $medium->{with_hdlist} = $with_hdlist; #- create an entry in media list. push @{$urpm->{media}}, $medium; $urpm->{log}(N("added medium %s", $name)); #- we need to reload the config, since some string substitutions may have occured unless ($options{no_reload_config}) { $urpm->write_config; delete $urpm->{media}; $urpm->read_config(nocheck_access => 1); #- Remember that the database has been modified and base files need to #- be updated. This will be done automatically by transferring the #- "modified" flag from medium to global. $_->{name} eq $name and $_->{modified} = 1 foreach @{$urpm->{media}}; $urpm->{modified} = 1; } if ($has_password) { foreach (grep { $_->{name} eq $name } @{$urpm->{media}}) { $_->{url} = $url; } } $name; } #- add distribution media, according to url given. #- returns the list of names of added media. #- options : #- - limit_rate, compress : for downloading files #- - initial_number : when adding several numbered media, start with this number #- - probe_with : if eq 'synthesis', use synthesis instead of hdlists #- other options are passed to add_medium() sub add_distrib_media { my ($urpm, $name, $url, %options) = @_; my ($hdlists_file); my $distrib_root = "media/media_info"; #- make sure configuration has been read. # (Olivier Thauvin): Is this a workaround ? $urpm->{media} or $urpm->read_config; #- try to copy/retrieve the hdlists file. if (my ($dir) = $url =~ m!^(?:removable[^:]*:/|file:/)?(/.*)!) { #- be compatible with pre-10.1 layout -d "$dir/$distrib_root" or $distrib_root = "Mandrake/base"; $hdlists_file = reduce_pathname("$dir/$distrib_root/hdlists"); $urpm->try_mounting($hdlists_file) or $urpm->{error}(N("unable to access first installation medium")), return (); if (-e $hdlists_file) { unlink "$urpm->{cachedir}/partial/hdlists"; $urpm->{log}(N("copying hdlists file...")); urpm::util::copy($hdlists_file, "$urpm->{cachedir}/partial/hdlists") ? $urpm->{log}(N("...copying done")) : do { $urpm->{error}(N("...copying failed")); return () }; chown 0, 0, "$urpm->{cachedir}/partial/hdlists"; } else { $urpm->{error}(N("unable to access first installation medium (no hdlists file found)")); return (); } } else { #- try to get the description of the hdlists if it has been found. unlink "$urpm->{cachedir}/partial/hdlists"; eval { $urpm->{log}(N("retrieving hdlists file...")); $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => 1, limit_rate => $options{limit_rate}, compress => $options{compress}, retry => $urpm->{options}{retry}, proxy => get_proxy(), }, reduce_pathname("$url/$distrib_root/hdlists"), ); $urpm->{log}(N("...retrieving done")); }; $@ and $urpm->{error}(N("...retrieving failed: %s", $@)); if (-e "$urpm->{cachedir}/partial/hdlists") { $hdlists_file = "$urpm->{cachedir}/partial/hdlists"; } else { $urpm->{error}(N("unable to access first installation medium (no hdlists file found)")); return (); } } #- cosmetic update of name if it contains spaces. $name =~ /\s/ and $name .= ' '; my @newnames; #- at this point, we have found an hdlists file, so parse it #- and create all necessary media according to it. my $hdlistsfh; if ($hdlistsfh = $urpm->open_safe("<", $hdlists_file)) { my $medium = $options{initial_number} || 1; foreach (<$hdlistsfh>) { chomp; s/\s*#.*$//; /^\s*$/ and next; /^(?:suppl|askmedia)/ and next; /^\s*(noauto:)?(hdlist\S*\.cz2?)\s+(\S+)\s*([^(]*)(\(.+\))?$/ or $urpm->{error}(N("invalid hdlist description \"%s\" in hdlists file", $_)); my ($noauto, $hdlist, $rpmsdir, $descr) = ($1, $2, $3, $4); next if $noauto; $descr =~ s/\s+$//; push @newnames, $urpm->add_medium( $name ? "$descr ($name$medium)" : $descr, "$url/$rpmsdir", offset_pathname($url, $rpmsdir) . "/$distrib_root/" . ($options{probe_with} eq 'synthesis' ? 'synthesis.' : '') . $hdlist, index_name => $name ? undef : 0, no_reload_config => 1, #- no need to reload config each time, since we don't update the media %options, ); ++$medium; } close $hdlistsfh; return @newnames; } else { $urpm->{error}(N("unable to access first installation medium (no hdlists file found)")); return (); } } sub select_media { my $urpm = shift; my $options = {}; if (ref $_[0]) { $options = shift } my %media; @media{@_} = (); foreach (@{$urpm->{media}}) { if (exists($media{$_->{name}})) { $media{$_->{name}} = 1; #- keep in mind this one has been selected. #- select medium by setting the modified flag, do not check ignore. $_->{modified} = 1; } } #- check if some arguments don't correspond to the medium name. #- in such case, try to find the unique medium (or list candidate #- media found). foreach (keys %media) { unless ($media{$_}) { my $q = quotemeta; my (@found, @foundi); my $regex = $options->{strict_match} ? qr/^$q$/ : qr/$q/; my $regexi = $options->{strict_match} ? qr/^$q$/i : qr/$q/i; foreach my $medium (@{$urpm->{media}}) { $medium->{name} =~ $regex and push @found, $medium; $medium->{name} =~ $regexi and push @foundi, $medium; } if (@found == 1) { $found[0]{modified} = 1; } elsif (@foundi == 1) { $foundi[0]{modified} = 1; } elsif (@found == 0 && @foundi == 0) { $urpm->{error}(N("trying to select nonexistent medium \"%s\"", $_)); } else { #- several elements in found and/or foundi lists. $urpm->{log}(N("selecting multiple media: %s", join(", ", map { qq("$_->{name}") } (@found ? @found : @foundi)))); #- changed behaviour to select all occurences by default. foreach (@found ? @found : @foundi) { $_->{modified} = 1; } } } } } sub remove_selected_media { my ($urpm) = @_; my @result; foreach (@{$urpm->{media}}) { if ($_->{modified}) { $urpm->{log}(N("removing medium \"%s\"", $_->{name})); #- mark to re-write configuration. $urpm->{modified} = 1; #- remove files associated with this medium. foreach ($_->{hdlist}, $_->{list}, "synthesis.$_->{hdlist}", "descriptions.$_->{name}", "names.$_->{name}", "$_->{name}.cache") { $_ and unlink "$urpm->{statedir}/$_"; } #- remove proxy settings for this media urpm::download::remove_proxy_media($_->{name}); } else { push @result, $_; #- not removed so keep it } } #- restore newer media list. $urpm->{media} = \@result; } #- return list of synthesis or hdlist reference to probe. sub _probe_with_try_list { my ($suffix, $probe_with) = @_; my @probe = ( "media_info/synthesis.hdlist.cz", "../media_info/synthesis.hdlist_$suffix.cz", "synthesis.hdlist.cz", ); my @probe_hdlist = ( "media_info/hdlist.cz", "../media_info/hdlist_$suffix.cz", "hdlist.cz", ); if ($probe_with =~ /synthesis/) { push @probe, @probe_hdlist; } else { unshift @probe, @probe_hdlist; } @probe; } #- read a reconfiguration file for urpmi, and reconfigure media accordingly #- $rfile is the reconfiguration file (local), $name is the media name sub reconfig_urpmi { my ($urpm, $rfile, $name) = @_; my @replacements; my @reconfigurable = qw(url with_hdlist clear_url); my $reconfigured = 0; my $fh = $urpm->open_safe("<", $rfile) or return undef; $urpm->{log}(N("reconfiguring urpmi for media \"%s\"", $name)); #- the first line of reconfig.urpmi must be magic, to be sure it's not an error file my $magic = <$fh>; $magic =~ /^# this is an urpmi reconfiguration file/ or return undef; while (<$fh>) { chomp; s/^\s*//; s/#.*$//; s/\s*$//; $_ or next; my ($p, $r, $f) = split /\s+/, $_, 3; $f ||= 1; push @replacements, [ quotemeta $p, $r, $f ]; } MEDIA: foreach my $medium (grep { $_->{name} eq $name } @{$urpm->{media}}) { my %orig = map { $_ => $medium->{$_} } @reconfigurable; 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) last if $r->[2] =~ /L/; redo URLS if $r->[2] =~ /N/; } } #- check that the new url exists before committing changes (local mirrors) if ($medium->{$k} =~ m!^(?:file:/*)?(/[^/].*[^/])/*\Z! && !-e $1) { $medium->{$k} = $orig{$k} foreach @reconfigurable; $reconfigured = 0; $urpm->{log}(N("...reconfiguration failed")); last MEDIA; } } } close $fh; if ($reconfigured) { $urpm->{log}(N("reconfiguration done")); $urpm->write_config; } $reconfigured; } sub _guess_hdlist_suffix { my ($dir) = @_; my ($suffix) = $dir =~ m!\bmedia/(\w+)/*\Z!; $suffix; } sub _guess_pubkey_name { my ($medium) = @_; return $medium->{with_hdlist} =~ /hdlist(.*?)(?:\.src)?\.cz2?$/ ? "pubkey$1" : 'pubkey'; } #- Update the urpmi database w.r.t. the current configuration. #- Takes care of modifications, and tries some tricks to bypass #- the recomputation of base files. #- Recognized options : #- all : all medias are being rebuilt #- callback : UI callback #- compress : use compressed download (for rsync) #- forcekey : force retrieval of pubkey #- force : try to force rebuilding base files (1) or hdlist from rpm files (2) #- limit_rate : download limit rate #- noclean : keep old files in the header cache directory #- nolock : don't lock the urpmi database #- nomd5sum : don't verify MD5SUM of retrieved files #- nopubkey : don't use rpm pubkeys #- norebuild : don't try to rebuild hdlists from rpm headers #- probe_with : probe synthesis or hdlist (or none) #- quiet : download hdlists quietly #- ratio : use this compression ratio (with gzip, default is 4) sub update_media { my ($urpm, %options) = @_; my $clean_cache = !$options{noclean}; my $second_pass; $urpm->{media} or return; # verify that configuration has been read my $nopubkey = $options{nopubkey} || $urpm->{options}{nopubkey}; #- get gpg-pubkey signature. if (!$nopubkey) { $urpm->exlock_rpm_db; $urpm->{keys} or $urpm->parse_pubkeys(root => $urpm->{root}); } #- lock database if allowed. $options{nolock} or $urpm->exlock_urpmi_db; #- 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 #- hdlist file, else build it from rpm files. $urpm->clean; my %media_redone; MEDIA: foreach my $medium (@{$urpm->{media}}) { $medium->{ignore} and next MEDIA; $options{forcekey} and delete $medium->{'key-ids'}; #- we should create the associated synthesis file if it does not already exist... -e "$urpm->{statedir}/synthesis.$medium->{hdlist}" && -s _ > 32 or $medium->{modified_synthesis} = 1; #- if we're rebuilding all media, mark them as modified (except removable ones) $medium->{modified} ||= $options{all} && $medium->{url} !~ m!^removable://!; #- don't ever update static media $medium->{static} and $medium->{modified} = 0; unless ($medium->{modified}) { #- the medium is not modified, but to compute dependencies, #- we still need to read it and all synthesis will be written if #- an unresolved provides is found. #- to speed up the process, we only read the synthesis at the beginning. delete @$medium{qw(start end)}; if ($medium->{virtual}) { my ($path) = $medium->{url} =~ m!^(?:file:)?/*(/[^/].*[^/])/*\Z!; if ($path) { my $with_hdlist_file = "$path/$medium->{with_hdlist}"; if ($medium->{synthesis}) { $urpm->{log}(N("examining synthesis file [%s]", $with_hdlist_file)); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis($with_hdlist_file); } else { $urpm->{log}(N("examining hdlist file [%s]", $with_hdlist_file)); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist($with_hdlist_file, packing => 1); } } else { $urpm->{error}(N("virtual medium \"%s\" is not local, medium ignored", $medium->{name})); $_->{ignore} = 1; } } else { $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{statedir}/synthesis.$medium->{hdlist}"); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{statedir}/$medium->{hdlist}", packing => 1); } } unless ($medium->{ignore}) { unless (defined $medium->{start} && defined $medium->{end}) { #- this is almost a fatal error, ignore it by default? $urpm->{error}(N("problem reading hdlist or synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } } next; } #- list of rpm files for this medium, only available for local medium where #- the source hdlist is not used (use force). my ($prefix, $dir, $error, $retrieved_md5sum, @files); #- always delete a remaining list file or pubkey file in cache. foreach (qw(list pubkey)) { unlink "$urpm->{cachedir}/partial/$_"; } #- check if the medium is using a local or a removable medium. if (($prefix, $dir) = $medium->{url} =~ m!^(?:(removable[^:]*|file):/)?(/.*)!) { $prefix ||= 'file'; #- check for a reconfig.urpmi file (if not already reconfigured) if (!$media_redone{$medium->{name}} && !$medium->{noreconfigure}) { my $reconfig_urpmi = reduce_pathname("$dir/reconfig.urpmi"); if (-s $reconfig_urpmi && $urpm->reconfig_urpmi($reconfig_urpmi, $medium->{name})) { $media_redone{$medium->{name}} = 1; redo MEDIA; } } #- try to figure a possible hdlist_path (or parent directory of searched directory). #- this is used to probe for a possible hdlist file. my $with_hdlist_dir = reduce_pathname($dir . ($medium->{with_hdlist} ? "/$medium->{with_hdlist}" : "/..")); #- 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. -d $dir or $urpm->try_mounting( $options{force} < 2 && ($options{probe_with} || $medium->{with_hdlist}) ? $with_hdlist_dir : $dir, #- in case of an iso image, pass its name is_iso($medium->{removable}), ) or $urpm->{error}(N("unable to access medium \"%s\", this could happen if you mounted manually the directory when creating the medium.", $medium->{name})), next; #- try to probe for possible with_hdlist parameter, unless #- it is already defined (and valid). if ($options{probe_with} && (!$medium->{with_hdlist} || ! -e "$dir/$medium->{with_hdlist}")) { foreach (_probe_with_try_list(_guess_hdlist_suffix($dir), $options{probe_with})) { if (-e "$dir/$_" && -s _ > 32) { $medium->{with_hdlist} = $_; last; } } #- redo... $with_hdlist_dir = reduce_pathname($dir . ($medium->{with_hdlist} ? "/$medium->{with_hdlist}" : "/..")); } if ($medium->{virtual}) { #- syncing a virtual medium is very simple, just try to read the file in order to #- determine its type, once a with_hdlist has been found (but is mandatory). if ($medium->{with_hdlist} && -e $with_hdlist_dir) { delete @$medium{qw(start end)}; if ($medium->{synthesis}) { $urpm->{log}(N("examining synthesis file [%s]", $with_hdlist_dir)); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis($with_hdlist_dir); delete $medium->{modified}; $medium->{synthesis} = 1; $urpm->{modified} = 1; unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{log}(N("examining hdlist file [%s]", $with_hdlist_dir)); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist($with_hdlist_dir, packing => 1); delete @$medium{qw(modified synthesis)}; $urpm->{modified} = 1; } } else { $urpm->{log}(N("examining hdlist file [%s]", $with_hdlist_dir)); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist($with_hdlist_dir, packing => 1); delete @$medium{qw(modified synthesis)}; $urpm->{modified} = 1; unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{log}(N("examining synthesis file [%s]", $with_hdlist_dir)); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis($with_hdlist_dir); delete $medium->{modified}; $medium->{synthesis} = 1; $urpm->{modified} = 1; } } unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{error}(N("problem reading hdlist or synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } } else { $urpm->{error}(N("virtual medium \"%s\" should have valid source hdlist or synthesis, medium ignored", $medium->{name})); $medium->{ignore} = 1; } } #- try to get the description if it has been found. unlink "$urpm->{statedir}/descriptions.$medium->{name}"; my $description_file = "$dir/media_info/descriptions"; #- new default location -e $description_file or $description_file = "$dir/../descriptions"; if (-e $description_file) { $urpm->{log}(N("copying description file of \"%s\"...", $medium->{name})); urpm::util::copy($description_file, "$urpm->{statedir}/descriptions.$medium->{name}") ? $urpm->{log}(N("...copying done")) : do { $urpm->{error}(N("...copying failed")); $medium->{ignore} = 1 }; chown 0, 0, "$urpm->{statedir}/descriptions.$medium->{name}"; } #- examine if a distant MD5SUM file is available. #- this will only be done if $with_hdlist is not empty in order to use #- an existing hdlist or synthesis file, and to check if download was good. #- if no MD5SUM is available, do it as before... #- we can assume at this point a basename is existing, but it needs #- to be checked for being valid, nothing can be deduced if no MD5SUM #- file is present. my $basename = urpm::download::basename($with_hdlist_dir); unless ($medium->{virtual}) { if ($medium->{with_hdlist}) { if (!$options{nomd5sum} && -s reduce_pathname("$with_hdlist_dir/../MD5SUM") > 32) { recompute_local_md5sum($urpm, $medium, $options{force}); if ($medium->{md5sum}) { $retrieved_md5sum = parse_md5sum($urpm, reduce_pathname("$with_hdlist_dir/../MD5SUM"), $basename); #- If an existing hdlist or synthesis file has the same md5sum, we assume #- the files are the same. #- If the local md5sum is the same as the distant md5sum, this means #- that there is no need to download the hdlist or synthesis file again. if (defined $retrieved_md5sum && $medium->{md5sum} eq $retrieved_md5sum) { unlink "$urpm->{cachedir}/partial/$basename"; #- the medium is now considered not modified. $medium->{modified} = 0; #- XXX we could link the new hdlist to the old one. #- (However links need to be managed. see bug #12391.) #- as previously done, just read synthesis file here, this is enough. $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{statedir}/synthesis.$medium->{hdlist}"); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{statedir}/$medium->{hdlist}", packing => 1); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{error}(N("problem reading hdlist or synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } } } $medium->{modified} or next MEDIA; } } #- if the source hdlist is present and we are not forcing using rpm files if ($options{force} < 2 && -e $with_hdlist_dir) { unlink "$urpm->{cachedir}/partial/$medium->{hdlist}"; $urpm->{log}(N("copying source hdlist (or synthesis) of \"%s\"...", $medium->{name})); $options{callback} and $options{callback}('copy', $medium->{name}); if (urpm::util::copy($with_hdlist_dir, "$urpm->{cachedir}/partial/$medium->{hdlist}")) { $options{callback} and $options{callback}('done', $medium->{name}); $urpm->{log}(N("...copying done")); chown 0, 0, "$urpm->{cachedir}/partial/$medium->{hdlist}"; } else { $options{callback} and $options{callback}('failed', $medium->{name}); #- force error, reported afterwards unlink "$urpm->{cachedir}/partial/$medium->{hdlist}"; } } -e "$urpm->{cachedir}/partial/$medium->{hdlist}" && -s _ > 32 or $error = 1, $urpm->{error}(N("copy of [%s] failed (file is suspiciously small)", "$urpm->{cachedir}/partial/$medium->{hdlist}")); #- keep checking md5sum of file just copied ! (especially on nfs or removable device). if (!$error && $retrieved_md5sum) { $urpm->{log}(N("computing md5sum of copied source hdlist (or synthesis)")); md5sum("$urpm->{cachedir}/partial/$medium->{hdlist}") eq $retrieved_md5sum or $error = 1, $urpm->{error}(N("copy of [%s] failed (md5sum mismatch)", $with_hdlist_dir)); } #- check if the files are equal... and no force copy... if (!$error && !$options{force} && -e "$urpm->{statedir}/synthesis.$medium->{hdlist}") { my @sstat = stat "$urpm->{cachedir}/partial/$medium->{hdlist}"; my @lstat = stat "$urpm->{statedir}/$medium->{hdlist}"; if ($sstat[7] == $lstat[7] && $sstat[9] == $lstat[9]) { #- the two files are considered equal here, the medium is so not modified. $medium->{modified} = 0; unlink "$urpm->{cachedir}/partial/$medium->{hdlist}"; #- as previously done, just read synthesis file here, this is enough, but only #- if synthesis exists, else it needs to be recomputed. $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{statedir}/synthesis.$medium->{hdlist}"); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{statedir}/$medium->{hdlist}", packing => 1); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{error}(N("problem reading synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } } next MEDIA; } } } else { if ($urpm->{options}{norebuild}) { $urpm->{error}(N("unable to access hdlist file of \"%s\", medium ignored", $medium->{name})); $medium->{ignore} = 1; } else { $options{force} < 2 and $options{force} = 2; } } #- if copying hdlist has failed, try to build it directly. if ($error) { if ($urpm->{options}{norebuild}) { $urpm->{error}(N("unable to access hdlist file of \"%s\", medium ignored", $_->{name})); $medium->{ignore} = 1; } else { $options{force} < 2 and $options{force} = 2; #- clear error state now. $error = undef; } } if ($options{force} < 2) { #- examine if a local list file is available (always probed according to with_hdlist) #- and check hdlist wasn't named very strangely... if ($medium->{hdlist} ne 'list') { my $local_list = $medium->{with_hdlist} =~ /hd(list.*)\.cz2?$/ ? $1 : 'list'; my $path_list = reduce_pathname("$with_hdlist_dir/../$local_list"); -e $path_list or $path_list = "$dir/list"; if (-e $path_list) { urpm::util::copy($path_list, "$urpm->{cachedir}/partial/list") or do { $urpm->{error}(N("...copying failed")); $error = 1 }; chown 0, 0, "$urpm->{cachedir}/partial/list"; } } } else { { my %f; File::Find::find( { wanted => sub { -f $_ && /\.rpm$/ and $f{"$File::Find::dir/$_"} = 1 }, follow_fast => 1, }, $dir, ); push @files, keys %f; } #- check files contains something good! if (@files > 0) { #- we need to rebuild from rpm files the hdlist. eval { $urpm->{log}(N("reading rpm files from [%s]", $dir)); my @unresolved_before = grep { ! defined $urpm->{provides}{$_}; } keys %{$urpm->{provides} || {}}; $medium->{start} = @{$urpm->{depslist}}; $medium->{headers} = [ $urpm->parse_rpms_build_headers( dir => "$urpm->{cachedir}/headers", rpms => \@files, clean => $clean_cache, ) ]; $medium->{end} = $#{$urpm->{depslist}}; if ($medium->{start} > $medium->{end}) { #- an error occured (provided there are files in input.) delete $medium->{start}; delete $medium->{end}; $urpm->{fatal}(9, N("no rpms read")); } else { #- make sure the headers will not be removed for another media. $clean_cache = 0; my @unresolved = grep { ! defined $urpm->{provides}{$_}; } keys %{$urpm->{provides} || {}}; @unresolved_before == @unresolved or $second_pass = 1; } }; $@ and $error = 1, $urpm->{error}(N("unable to read rpm files from [%s]: %s", $dir, $@)); $error and delete $medium->{headers}; #- do not propagate these. $error or delete $medium->{synthesis}; #- when building hdlist by ourself, drop synthesis property. } else { $error = 1; $urpm->{error}(N("no rpm files found from [%s]", $dir)); $medium->{ignore} = 1; } } } #- examine if a local pubkey file is available. if (!$nopubkey && $medium->{hdlist} ne 'pubkey' && !$medium->{'key-ids'}) { my $path_pubkey = reduce_pathname("$with_hdlist_dir/../" . _guess_pubkey_name($medium)); -e $path_pubkey or $path_pubkey = "$dir/pubkey"; if ($path_pubkey) { urpm::util::copy($path_pubkey, "$urpm->{cachedir}/partial/pubkey") or do { $urpm->{error}(N("...copying failed")) }; } chown 0, 0, "$urpm->{cachedir}/partial/pubkey"; } } else { #- check for a reconfig.urpmi file (if not already reconfigured) if (!$media_redone{$medium->{name}} && !$medium->{noreconfigure}) { my $reconfig_urpmi_url = "$medium->{url}/reconfig.urpmi"; unlink(my $reconfig_urpmi = "$urpm->{cachedir}/partial/reconfig.urpmi"); eval { $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => 1, limit_rate => $options{limit_rate}, compress => $options{compress}, proxy => get_proxy($medium->{name}), media => $medium->{name}, retry => $urpm->{options}{retry}, }, reduce_pathname("$medium->{url}/reconfig.urpmi"), ); }; if (-s $reconfig_urpmi && $urpm->reconfig_urpmi($reconfig_urpmi, $medium->{name})) { $media_redone{$medium->{name}} = 1, redo MEDIA unless $media_redone{$medium->{name}}; } unlink $reconfig_urpmi; } my $basename; #- try to get the description if it has been found. unlink "$urpm->{cachedir}/partial/descriptions"; if (-e "$urpm->{statedir}/descriptions.$medium->{name}") { urpm::util::move("$urpm->{statedir}/descriptions.$medium->{name}", "$urpm->{cachedir}/partial/descriptions"); } my $syncopts = { dir => "$urpm->{cachedir}/partial", quiet => 1, limit_rate => $options{limit_rate}, compress => $options{compress}, proxy => get_proxy($medium->{name}), retry => $urpm->{options}{retry}, media => $medium->{name}, }; eval { $urpm->{sync}($syncopts, reduce_pathname("$medium->{url}/media_info/descriptions")) }; #- It is possible that the original fetch of the descriptions #- failed, but the file still remains in partial/ because it was #- moved from $urpm->{statedir} earlier. So we need to check if #- the previous download failed. if ($@ || (! -e "$urpm->{cachedir}/partial/descriptions")) { eval { #- try older location $urpm->{sync}($syncopts, reduce_pathname("$medium->{url}/../descriptions")); }; } if (-e "$urpm->{cachedir}/partial/descriptions") { urpm::util::move("$urpm->{cachedir}/partial/descriptions", "$urpm->{statedir}/descriptions.$medium->{name}"); } #- examine if a distant MD5SUM file is available. #- this will only be done if $with_hdlist is not empty in order to use #- an existing hdlist or synthesis file, and to check if download was good. #- if no MD5SUM is available, do it as before... if ($medium->{with_hdlist}) { #- we can assume at this point a basename is existing, but it needs #- to be checked for being valid, nothing can be deduced if no MD5SUM #- file is present. $basename = urpm::download::basename($medium->{with_hdlist}); unlink "$urpm->{cachedir}/partial/MD5SUM"; eval { if (!$options{nomd5sum}) { $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => 1, limit_rate => $options{limit_rate}, compress => $options{compress}, proxy => get_proxy($medium->{name}), media => $medium->{name}, retry => $urpm->{options}{retry}, }, reduce_pathname("$medium->{url}/$medium->{with_hdlist}/../MD5SUM"), ); } }; if (!$@ && -e "$urpm->{cachedir}/partial/MD5SUM" && -s _ > 32) { recompute_local_md5sum($urpm, $medium, $options{force} >= 2); if ($medium->{md5sum}) { $retrieved_md5sum = parse_md5sum($urpm, "$urpm->{cachedir}/partial/MD5SUM", $basename); #- if an existing hdlist or synthesis file has the same md5sum, we assume the #- files are the same. #- if local md5sum is the same as distant md5sum, this means there is no need to #- download hdlist or synthesis file again. if (defined $retrieved_md5sum && $medium->{md5sum} eq $retrieved_md5sum) { unlink "$urpm->{cachedir}/partial/$basename"; #- the medium is now considered not modified. $medium->{modified} = 0; #- XXX we could link the new hdlist to the old one. #- (However links need to be managed. see bug #12391.) #- as previously done, just read synthesis file here, this is enough. $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{statedir}/synthesis.$medium->{hdlist}"); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{statedir}/$medium->{hdlist}", packing => 1); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{error}(N("problem reading synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } } } $medium->{modified} or next MEDIA; } } else { #- at this point, we don't if a basename exists and is valid, let probe it later. $basename = undef; } } #- try to probe for possible with_hdlist parameter, unless #- it is already defined (and valid). $urpm->{log}(N("retrieving source hdlist (or synthesis) of \"%s\"...", $medium->{name})); $options{callback} and $options{callback}('retrieve', $medium->{name}); if ($options{probe_with}) { my @probe_list = ( $medium->{with_hdlist} ? $medium->{with_hdlist} : _probe_with_try_list(_guess_hdlist_suffix($dir), $options{probe_with}) ); foreach my $with_hdlist (@probe_list) { $basename = urpm::download::basename($with_hdlist) or next; $options{force} and unlink "$urpm->{cachedir}/partial/$basename"; eval { $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => $options{quiet}, limit_rate => $options{limit_rate}, compress => $options{compress}, callback => $options{callback}, proxy => get_proxy($medium->{name}), media => $medium->{name}, retry => $urpm->{options}{retry}, }, reduce_pathname("$medium->{url}/$with_hdlist"), ); }; if (!$@ && -e "$urpm->{cachedir}/partial/$basename" && -s _ > 32) { $medium->{with_hdlist} = $with_hdlist; $urpm->{log}(N("found probed hdlist (or synthesis) as %s", $medium->{with_hdlist})); last; #- found a suitable with_hdlist in the list above. } } } else { $basename = urpm::download::basename($medium->{with_hdlist}); #- try to sync (copy if needed) local copy after restored the previous one. $options{force} and unlink "$urpm->{cachedir}/partial/$basename"; unless ($options{force}) { if ($medium->{synthesis}) { if (-e "$urpm->{statedir}/synthesis.$medium->{hdlist}") { urpm::util::copy( "$urpm->{statedir}/synthesis.$medium->{hdlist}", "$urpm->{cachedir}/partial/$basename", ) or $urpm->{error}(N("...copying failed")), $error = 1; } } else { if (-e "$urpm->{statedir}/$medium->{hdlist}") { urpm::util::copy( "$urpm->{statedir}/$medium->{hdlist}", "$urpm->{cachedir}/partial/$basename", ) or $urpm->{error}(N("...copying failed")), $error = 1; } } chown 0, 0, "$urpm->{cachedir}/partial/$basename"; } eval { $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => $options{quiet}, limit_rate => $options{limit_rate}, compress => $options{compress}, callback => $options{callback}, proxy => get_proxy($medium->{name}), media => $medium->{name}, retry => $urpm->{options}{retry}, }, reduce_pathname("$medium->{url}/$medium->{with_hdlist}"), ); }; if ($@) { $urpm->{error}(N("...retrieving failed: %s", $@)); unlink "$urpm->{cachedir}/partial/$basename"; } } #- check downloaded file has right signature. if (-e "$urpm->{cachedir}/partial/$basename" && -s _ > 32 && $retrieved_md5sum) { $urpm->{log}(N("computing md5sum of retrieved source hdlist (or synthesis)")); unless (md5sum("$urpm->{cachedir}/partial/$basename") eq $retrieved_md5sum) { $urpm->{error}(N("...retrieving failed: md5sum mismatch")); unlink "$urpm->{cachedir}/partial/$basename"; } } if (-e "$urpm->{cachedir}/partial/$basename" && -s _ > 32) { $options{callback} and $options{callback}('done', $medium->{name}); $urpm->{log}(N("...retrieving done")); unless ($options{force}) { my @sstat = stat "$urpm->{cachedir}/partial/$basename"; my @lstat = stat "$urpm->{statedir}/$medium->{hdlist}"; if ($sstat[7] == $lstat[7] && $sstat[9] == $lstat[9]) { #- the two files are considered equal here, the medium is so not modified. $medium->{modified} = 0; unlink "$urpm->{cachedir}/partial/$basename"; #- as previously done, just read synthesis file here, this is enough. $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{statedir}/synthesis.$medium->{hdlist}"); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{statedir}/$medium->{hdlist}", packing => 1); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{error}(N("problem reading hdlist or synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } } next MEDIA; } } #- the files are different, update local copy. rename("$urpm->{cachedir}/partial/$basename", "$urpm->{cachedir}/partial/$medium->{hdlist}"); #- retrieval of hdlist or synthesis has been successful, #- check whether a list file is available. #- and check hdlist wasn't named very strangely... if ($medium->{hdlist} ne 'list') { my $local_list = $medium->{with_hdlist} =~ /hd(list.*)\.cz2?$/ ? $1 : 'list'; foreach (reduce_pathname("$medium->{url}/$medium->{with_hdlist}/../$local_list"), reduce_pathname("$medium->{url}/list"), ) { eval { $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => 1, limit_rate => $options{limit_rate}, compress => $options{compress}, proxy => get_proxy($medium->{name}), media => $medium->{name}, retry => $urpm->{options}{retry}, }, $_ ); $local_list ne 'list' && -e "$urpm->{cachedir}/partial/$local_list" && -s _ and rename( "$urpm->{cachedir}/partial/$local_list", "$urpm->{cachedir}/partial/list"); }; $@ and unlink "$urpm->{cachedir}/partial/list"; -s "$urpm->{cachedir}/partial/list" and last; } } #- retrieve pubkey file. if (!$nopubkey && $medium->{hdlist} ne 'pubkey' && !$medium->{'key-ids'}) { my $local_pubkey = _guess_pubkey_name($medium); foreach (reduce_pathname("$medium->{url}/$medium->{with_hdlist}/../$local_pubkey"), reduce_pathname("$medium->{url}/pubkey"), ) { eval { $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => 1, limit_rate => $options{limit_rate}, compress => $options{compress}, proxy => get_proxy($medium->{name}), media => $medium->{name}, retry => $urpm->{options}{retry}, }, $_, ); $local_pubkey ne 'pubkey' && -e "$urpm->{cachedir}/partial/$local_pubkey" && -s _ and rename( "$urpm->{cachedir}/partial/$local_pubkey", "$urpm->{cachedir}/partial/pubkey"); }; $@ and unlink "$urpm->{cachedir}/partial/pubkey"; -s "$urpm->{cachedir}/partial/pubkey" and last; } } } else { $error = 1; $options{callback} and $options{callback}('failed', $medium->{name}); $urpm->{error}(N("retrieval of source hdlist (or synthesis) failed")); } } #- build list file according to hdlist. unless ($medium->{headers} || -e "$urpm->{cachedir}/partial/$medium->{hdlist}" && -s _ > 32) { $error = 1; $urpm->{error}(N("no hdlist file found for medium \"%s\"", $medium->{name})); } unless ($error || $medium->{virtual}) { #- sort list file contents according to id. my %list; if ($medium->{headers}) { #- rpm files have already been read (first pass), there is just a need to #- build list hash. foreach (@files) { m|/([^/]*\.rpm)$| or next; $list{$1} and $urpm->{error}(N("file [%s] already used in the same medium \"%s\"", $1, $medium->{name})), next; $list{$1} = "$prefix:/$_\n"; } } else { #- read first pass hdlist or synthesis, try to open as synthesis, if file #- is larger than 1MB, this is probably an hdlist else a synthesis. #- anyway, if one tries fails, try another mode. $options{callback} and $options{callback}('parse', $medium->{name}); my @unresolved_before = grep { ! defined $urpm->{provides}{$_} } keys %{$urpm->{provides} || {}}; if (!$medium->{synthesis} || -e "$urpm->{cachedir}/partial/$medium->{hdlist}" && -s _ > 262144) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{cachedir}/partial/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{cachedir}/partial/$medium->{hdlist}", 1); if (defined $medium->{start} && defined $medium->{end}) { delete $medium->{synthesis}; } else { $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{cachedir}/partial/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{cachedir}/partial/$medium->{hdlist}"); defined $medium->{start} && defined $medium->{end} and $medium->{synthesis} = 1; } } else { $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{cachedir}/partial/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{cachedir}/partial/$medium->{hdlist}"); if (defined $medium->{start} && defined $medium->{end}) { $medium->{synthesis} = 1; } else { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{cachedir}/partial/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{cachedir}/partial/$medium->{hdlist}", 1); defined $medium->{start} && defined $medium->{end} and delete $medium->{synthesis}; } } if (defined $medium->{start} && defined $medium->{end}) { $options{callback} && $options{callback}('done', $medium->{name}); } else { $error = 1; $urpm->{error}(N("unable to parse hdlist file of \"%s\"", $medium->{name})); $options{callback} && $options{callback}('failed', $medium->{name}); #- we will have to read back the current synthesis file unmodified. } unless ($error) { my @unresolved_after = grep { ! defined $urpm->{provides}{$_} } keys %{$urpm->{provides} || {}}; @unresolved_before == @unresolved_after or $second_pass = 1; if ($medium->{hdlist} ne 'list' && -s "$urpm->{cachedir}/partial/list") { if (open my $fh, "$urpm->{cachedir}/partial/list") { local $_; while (<$fh>) { m|/([^/]*\.rpm)$| or next; $list{$1} and $urpm->{error}(N("file [%s] already used in the same medium \"%s\"", $1, $medium->{name})), next; $list{$1} = "$medium->{url}/$_"; } close $fh; } } else { #- if url is clear and no relative list file has been downloaded, #- there is no need for a list file. if ($medium->{url} ne $medium->{clear_url}) { foreach ($medium->{start} .. $medium->{end}) { my $filename = $urpm->{depslist}[$_]->filename; $list{$filename} = "$medium->{url}/$filename\n"; } } } } } unless ($error) { if (keys %list) { #- write list file. #- make sure group and other do not have any access to this file, used to hide passwords. if ($medium->{list}) { my $mask = umask 077; open my $listfh, ">$urpm->{cachedir}/partial/$medium->{list}" or $error = 1, $urpm->{error}(N("unable to write list file of \"%s\"", $medium->{name})); umask $mask; print $listfh values %list; close $listfh; } #- check if at least something has been written into list file. if ($medium->{list} && -s "$urpm->{cachedir}/partial/$medium->{list}") { $urpm->{log}(N("writing list file for medium \"%s\"", $medium->{name})); } else { $error = 1, $urpm->{error}(N("nothing written in list file for \"%s\"", $medium->{name})); } } else { #- the flag is no longer necessary. if ($medium->{list}) { unlink "$urpm->{statedir}/$medium->{list}"; delete $medium->{list}; } } } } unless ($error) { #- now... on pubkey if (-s "$urpm->{cachedir}/partial/pubkey") { $urpm->{log}(N("examining pubkey file of \"%s\"...", $medium->{name})); my %key_ids; $urpm->import_needed_pubkeys([ $urpm->parse_armored_file("$urpm->{cachedir}/partial/pubkey") ], root => $urpm->{root}, callback => sub { my (undef, undef, $k, $id, $imported) = @_; if ($id) { $key_ids{$id} = undef; $imported and $urpm->{log}(N("...imported key %s from pubkey file of \"%s\"", $id, $medium->{name})); } else { $urpm->{error}(N("unable to import pubkey file of \"%s\"", $medium->{name})); } }); keys(%key_ids) and $medium->{'key-ids'} = join ',', keys %key_ids; } } unless ($medium->{virtual}) { if ($error) { #- an error has occured for updating the medium, we have to remove temporary files. unlink "$urpm->{cachedir}/partial/$medium->{hdlist}"; $medium->{list} and unlink "$urpm->{cachedir}/partial/$medium->{list}"; #- read default synthesis (we have to make sure nothing get out of depslist). $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{statedir}/synthesis.$medium->{hdlist}"); unless (defined $medium->{start} && defined $medium->{end}) { $urpm->{error}(N("problem reading synthesis file of medium \"%s\"", $medium->{name})); $medium->{ignore} = 1; } } else { #- make sure to rebuild base files and clear medium modified state. $medium->{modified} = 0; $urpm->{modified} = 1; #- but use newly created file. unlink "$urpm->{statedir}/$medium->{hdlist}"; $medium->{synthesis} and unlink "$urpm->{statedir}/synthesis.$medium->{hdlist}"; $medium->{list} and unlink "$urpm->{statedir}/$medium->{list}"; unless ($medium->{headers}) { unlink "$urpm->{statedir}/synthesis.$medium->{hdlist}"; unlink "$urpm->{statedir}/$medium->{hdlist}"; urpm::util::move("$urpm->{cachedir}/partial/$medium->{hdlist}", $medium->{synthesis} ? "$urpm->{statedir}/synthesis.$medium->{hdlist}" : "$urpm->{statedir}/$medium->{hdlist}" ); } if ($medium->{list}) { urpm::util::move("$urpm->{cachedir}/partial/$medium->{list}", "$urpm->{statedir}/$medium->{list}"); } $medium->{md5sum} = $retrieved_md5sum; #- anyway, keep it, the previous one is no longer useful. #- and create synthesis file associated. $medium->{modified_synthesis} = !$medium->{synthesis}; } } } #- some unresolved provides may force to rebuild all synthesis, #- a second pass will be necessary. if ($second_pass) { $urpm->{log}(N("performing second pass to compute dependencies\n")); $urpm->unresolved_provides_clean; } #- second pass consists in reading again synthesis or hdlists. foreach my $medium (@{$urpm->{media}}) { #- take care of modified medium only, or all if all have to be recomputed. $medium->{ignore} and next; $options{callback} and $options{callback}('parse', $medium->{name}); #- a modified medium is an invalid medium, we have to read back the previous hdlist #- or synthesis which has not been modified by first pass above. if ($medium->{headers} && !$medium->{modified}) { if ($second_pass) { $urpm->{log}(N("reading headers from medium \"%s\"", $medium->{name})); ($medium->{start}, $medium->{end}) = $urpm->parse_headers(dir => "$urpm->{cachedir}/headers", headers => $medium->{headers}, ); } $urpm->{log}(N("building hdlist [%s]", "$urpm->{statedir}/$medium->{hdlist}")); #- finish building operation of hdlist. $urpm->build_hdlist(start => $medium->{start}, end => $medium->{end}, dir => "$urpm->{cachedir}/headers", hdlist => "$urpm->{statedir}/$medium->{hdlist}", ); #- synthesis needs to be created, since the medium has been built from rpm files. eval { $urpm->build_synthesis( start => $medium->{start}, end => $medium->{end}, synthesis => "$urpm->{statedir}/synthesis.$medium->{hdlist}", ) }; if ($@) { #- XXX this happens when building a synthesis for a local media from RPMs... why ? $urpm->{error}(N("Unable to build synthesis file for medium \"%s\". Your hdlist file may be corrupted.", $medium->{name})); $urpm->{error}($@); unlink "$urpm->{statedir}/synthesis.$medium->{hdlist}"; } else { $urpm->{log}(N("built hdlist synthesis file for medium \"%s\"", $medium->{name})); } #- keep in mind we have a modified database, sure at this point. $urpm->{modified} = 1; } elsif ($medium->{synthesis}) { if ($second_pass) { if ($medium->{virtual}) { my ($path) = $medium->{url} =~ m!^(?:file:/*)?(/[^/].*[^/])/*\Z!; my $with_hdlist_file = "$path/$medium->{with_hdlist}"; if ($path) { $urpm->{log}(N("examining synthesis file [%s]", $with_hdlist_file)); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis($with_hdlist_file); } } else { $urpm->{log}(N("examining synthesis file [%s]", "$urpm->{statedir}/synthesis.$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_synthesis("$urpm->{statedir}/synthesis.$medium->{hdlist}"); } } } else { if ($second_pass) { $urpm->{log}(N("examining hdlist file [%s]", "$urpm->{statedir}/$medium->{hdlist}")); ($medium->{start}, $medium->{end}) = $urpm->parse_hdlist("$urpm->{statedir}/$medium->{hdlist}", 1); } #- check if the synthesis file can be built. if (($second_pass || $medium->{modified_synthesis}) && !$medium->{modified}) { unless ($medium->{virtual}) { eval { $urpm->build_synthesis( start => $medium->{start}, end => $medium->{end}, synthesis => "$urpm->{statedir}/synthesis.$medium->{hdlist}", ) }; if ($@) { $urpm->{error}(N("Unable to build synthesis file for medium \"%s\". Your hdlist file may be corrupted.", $medium->{name})); $urpm->{error}($@); unlink "$urpm->{statedir}/synthesis.$medium->{hdlist}"; } else { $urpm->{log}(N("built hdlist synthesis file for medium \"%s\"", $medium->{name})); } } #- keep in mind we have modified database, sure at this point. $urpm->{modified} = 1; } } $options{callback} && $options{callback}('done', $medium->{name}); } #- clean headers cache directory to remove everything that is no longer #- useful according to the depslist. if ($urpm->{modified}) { if ($options{noclean}) { local $_; my %headers; my $dh = $urpm->opendir_safe("$urpm->{cachedir}/headers"); if ($dh) { while (defined($_ = readdir $dh)) { m|^([^/]*-[^-]*-[^-]*\.[^\.]*)(?::\S*)?$| and $headers{$1} = $_; } closedir $dh; } $urpm->{log}(N("found %d headers in cache", scalar(keys %headers))); foreach (@{$urpm->{depslist}}) { delete $headers{$_->fullname}; } $urpm->{log}(N("removing %d obsolete headers in cache", scalar(keys %headers))); foreach (values %headers) { unlink "$urpm->{cachedir}/headers/$_"; } } #- write config files in any case $urpm->write_config; dump_proxy_config(); } #- make sure names files are regenerated. foreach (@{$urpm->{media}}) { unlink "$urpm->{statedir}/names.$_->{name}"; if (defined $_->{start} && defined $_->{end}) { my $fh = $urpm->open_safe(">", "$urpm->{statedir}/names.$_->{name}"); if ($fh) { foreach ($_->{start} .. $_->{end}) { if (defined $urpm->{depslist}[$_]) { print $fh $urpm->{depslist}[$_]->name . "\n"; } else { $urpm->{error}(N("Error generating names file: dependency %d not found", $_)); } } close $fh; } else { $urpm->{error}(N("Error generating names file: Can't write to file (%s)", $!)); } } } $options{nolock} or $urpm->unlock_urpmi_db; $nopubkey or $urpm->unlock_rpm_db; } #- clean params and depslist computation zone. sub clean { my ($urpm) = @_; $urpm->{depslist} = []; $urpm->{provides} = {}; foreach (@{$urpm->{media} || []}) { delete $_->{start}; delete $_->{end}; } } sub try_mounting { my ($urpm, $dir, $removable) = @_; my %infos; my $is_iso = is_iso($removable); my @mntpoints = $is_iso #- note: for isos, we don't parse the fstab because it might not be declared in it. #- so we try to remove suffixes from the dir name until the dir exists ? ($dir = urpm::sys::trim_until_d($dir)) : urpm::sys::find_mntpoints($dir = reduce_pathname($dir), \%infos); foreach (grep { ! $infos{$_}{mounted} && $infos{$_}{fs} ne 'supermount'; } @mntpoints) { $urpm->{log}(N("mounting %s", $_)); if ($is_iso) { #- to mount an iso image, grab the first loop device my $loopdev = urpm::sys::first_free_loopdev(); sys_log("mount iso $_ on $removable"); $loopdev and system("mount '$removable' '$_' -t iso9660 -o loop=$loopdev"); } else { sys_log("mount $_"); system("mount '$_' 2>/dev/null"); } $removable && $infos{$_}{fs} ne 'supermount' and $urpm->{removable_mounted}{$_} = undef; } -e $dir; } sub try_umounting { my ($urpm, $dir) = @_; my %infos; $dir = reduce_pathname($dir); foreach (reverse grep { $infos{$_}{mounted} && $infos{$_}{fs} ne 'supermount'; } urpm::sys::find_mntpoints($dir, \%infos)) { $urpm->{log}(N("unmounting %s", $_)); sys_log("umount $_"); system("umount '$_' 2>/dev/null"); delete $urpm->{removable_mounted}{$_}; } ! -e $dir; } sub try_umounting_removables { my ($urpm) = @_; foreach (keys %{$urpm->{removable_mounted}}) { $urpm->try_umounting($_); } delete $urpm->{removable_mounted}; } #- register local packages for being installed, keep track of source. sub register_rpms { my ($urpm, @files) = @_; my ($start, $id, $error, %requested); #- examine each rpm and build the depslist for them using current #- depslist and provides environment. $start = @{$urpm->{depslist}}; foreach (@files) { /\.(?:rpm|spec)$/ or $error = 1, $urpm->{error}(N("invalid rpm file name [%s]", $_)), next; #- if that's an URL, download. if (my ($basename) = m{^[^:]*:/.*/([^/]*\.(?:rpm|spec))\z}) { unlink "$urpm->{cachedir}/partial/$basename"; eval { $urpm->{log}(N("retrieving rpm file [%s] ...", $_)); $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => 1, proxy => get_proxy(), }, $_, ); $urpm->{log}(N("...retrieving done")); $_ = "$urpm->{cachedir}/partial/$basename"; }; if ($@) { $urpm->{error}(N("...retrieving failed: %s", $@)); unlink "$urpm->{cachedir}/partial/$basename"; next; } } else { -r $_ or $error = 1, $urpm->{error}(N("unable to access rpm file [%s]", $_)), next; } if (/\.spec$/) { my $pkg = URPM::spec2srcheader($_) or $error = 1, $urpm->{error}(N("unable to parse spec file %s [%s]", $_, $!)), next; $id = @{$urpm->{depslist}}; $urpm->{depslist}[$id] = $pkg; #- It happens that URPM sets an internal id to the depslist id. #- We need to set it by hand here. $pkg->set_id($id); $urpm->{source}{$id} = $_; } else { ($id) = $urpm->parse_rpm($_); my $pkg = defined $id && $urpm->{depslist}[$id]; $pkg or $error = 1, $urpm->{error}(N("unable to register rpm file")), next; $pkg->arch eq 'src' || $pkg->is_arch_compat() or $error = 1, $urpm->{error}(N("Incompatible architecture for rpm [%s]", $_)), next; $urpm->{source}{$id} = $_; } } $error and $urpm->{fatal}(2, N("error registering local packages")); defined $id && $start <= $id and @requested{($start .. $id)} = (1) x ($id-$start+1); #- distribute local packages to distant nodes directly in cache of each machine. @files && $urpm->{parallel_handler} and $urpm->{parallel_handler}->parallel_register_rpms(@_); %requested; } sub _findindeps { my ($urpm, $found, $v, %options) = @_; my @list = grep { defined $_ } map { my $pkg = $urpm->{depslist}[$_]; $pkg && ($options{src} ? $pkg->arch eq 'src' : $pkg->arch ne 'src') ? $pkg->id : undef; } keys %{$urpm->{provides}{$_} || {}}; @list > 0 and push @{$found->{$v}}, join '|', @list; } #- search packages registered by their names by storing their ids into the $packages hash. sub search_packages { my ($urpm, $packages, $names, %options) = @_; my (%exact, %exact_a, %exact_ra, %found, %foundi); foreach my $v (@$names) { my $qv = quotemeta $v; $qv = '(?i)' . $qv if $options{caseinsensitive}; unless ($options{fuzzy}) { #- try to search through provides. if (my @l = map { $_ && ($options{src} ? $_->arch eq 'src' : $_->is_arch_compat) && ($options{use_provides} || $_->name eq $v) && defined($_->id) && (!defined $urpm->{searchmedia} || ( $urpm->{searchmedia}{start} <= $_->id && $urpm->{searchmedia}{end} >= $_->id)) ? $_ : @{[]}; } map { $urpm->{depslist}[$_]; } keys %{$urpm->{provides}{$v} || {}}) { #- we assume that if there is at least one package providing #- the resource exactly, this should be the best one; but we #- first check if one of the packages has the same name as searched. if ((my @l2) = grep { $_->name eq $v } @l) { $exact{$v} = join '|', map { $_->id } @l2; } else { $exact{$v} = join '|', map { $_->id } @l; } next; } } if ($options{use_provides} && $options{fuzzy}) { foreach (keys %{$urpm->{provides}}) { #- search through provides to find if a provide matches this one; #- but manage choices correctly (as a provides may be virtual or #- defined several times). if (/$qv/ || (!$options{caseinsensitive} && /$qv/i)) { $urpm->_findindeps(\%found, $v, %options); } } } foreach my $id (defined $urpm->{searchmedia} ? ($urpm->{searchmedia}{start} .. $urpm->{searchmedia}{end}) : (0 .. $#{$urpm->{depslist}}) ) { my $pkg = $urpm->{depslist}[$id]; ($options{src} ? $pkg->arch eq 'src' : $pkg->is_arch_compat) or next; my $pack_name = $pkg->name; my $pack_ra = $pack_name . '-' . $pkg->version; my $pack_a = "$pack_ra-" . $pkg->release; my $pack = "$pack_a." . $pkg->arch; unless ($options{fuzzy}) { if ($pack eq $v) { $exact{$v} = $id; next; } elsif ($pack_a eq $v) { push @{$exact_a{$v}}, $id; next; } elsif ($pack_ra eq $v || $options{src} && $pack_name eq $v) { push @{$exact_ra{$v}}, $id; next; } } $pack =~ /$qv/ and push @{$found{$v}}, $id; $pack =~ /$qv/i and push @{$foundi{$v}}, $id unless $options{caseinsensitive}; } } my $result = 1; foreach (@$names) { if (defined $exact{$_}) { $packages->{$exact{$_}} = 1; foreach (split /\|/, $exact{$_}) { my $pkg = $urpm->{depslist}[$_] or next; $pkg->set_flag_skip(0); #- reset skip flag as manually selected. } } else { #- at this level, we need to search the best package given for a given name, #- always prefer already found package. my %l; foreach (@{$exact_a{$_} || $exact_ra{$_} || $found{$_} || $foundi{$_} || []}) { my $pkg = $urpm->{depslist}[$_]; push @{$l{$pkg->name}}, $pkg; } if (values(%l) == 0 || values(%l) > 1 && !$options{all}) { $urpm->{error}(N("no package named %s", $_)); values(%l) != 0 and $urpm->{error}( N("The following packages contain %s: %s", $_, "\n" . join("\n", sort { $a cmp $b } keys %l)) ); $result = 0; } else { foreach (values %l) { my $best; foreach (@$_) { if ($best && $best != $_) { $_->compare_pkg($best) > 0 and $best = $_; } else { $best = $_; } } $packages->{$best->id} = 1; $best->set_flag_skip(0); #- reset skip flag as manually selected. } } } } #- return true if no error has been encountered, else false. $result; } #- Resolves dependencies between requested packages (and auto selection if any). #- handles parallel option if any. #- The return value is true if program should be restarted (in order to take #- care of important packages being upgraded (priority upgrades) #- %options : #- rpmdb #- auto_select #- callback_choices #- install_src #- keep #- nodeps #- priority_upgrade sub resolve_dependencies { #- $state->{selected} will contain the selection of packages to be #- installed or upgraded my ($urpm, $state, $requested, %options) = @_; my $need_restart; if ($options{install_src}) { #- only src will be installed, so only update $state->{selected} according #- to src status of files. foreach (keys %$requested) { my $pkg = $urpm->{depslist}[$_] or next; $pkg->arch eq 'src' or next; $state->{selected}{$_} = undef; } } if ($urpm->{parallel_handler}) { #- build the global synthesis file first. my $file = "$urpm->{cachedir}/partial/parallel.cz"; unlink $file; foreach (@{$urpm->{media}}) { defined $_->{start} && defined $_->{end} or next; system "cat '$urpm->{statedir}/synthesis.$_->{hdlist}' >> '$file'"; } #- let each node determine what is requested, according to handler given. $urpm->{parallel_handler}->parallel_resolve_dependencies($file, @_); } else { my $db; if ($options{rpmdb}) { $db = new URPM; $db->parse_synthesis($options{rpmdb}); } else { $db = URPM::DB::open($urpm->{root}); $db or $urpm->{fatal}(9, N("unable to open rpmdb")); } my $sig_handler = sub { undef $db; exit 3 }; local $SIG{INT} = $sig_handler; local $SIG{QUIT} = $sig_handler; #- auto select package for upgrading the distribution. if ($options{auto_select}) { $urpm->request_packages_to_upgrade($db, $state, $requested, requested => undef, start => $urpm->{searchmedia}{start}, end => $urpm->{searchmedia}{end}); } #- resolve dependencies which will be examined for packages that need to #- have urpmi restarted when they're updated. $urpm->resolve_requested($db, $state, $requested, %options); if ($options{priority_upgrade} && !$options{rpmdb}) { my (%priority_upgrade, %priority_requested); @priority_upgrade{split /,/, $options{priority_upgrade}} = (); #- check if a priority upgrade should be tried foreach (keys %{$state->{selected}}) { my $pkg = $urpm->{depslist}[$_] or next; exists $priority_upgrade{$pkg->name} or next; $priority_requested{$pkg->id} = undef; } if (%priority_requested) { my %priority_state; $urpm->resolve_requested($db, \%priority_state, \%priority_requested, %options); if (grep { ! exists $priority_state{selected}{$_} } keys %priority_requested) { #- some packages which were selected previously have not been selected, strange! $need_restart = 0; } elsif (grep { ! exists $priority_state{selected}{$_} } keys %{$state->{selected}}) { #- there are other packages to install after this priority transaction. %$state = %priority_state; $need_restart = 1; } } } } $need_restart; } sub create_transaction { my ($urpm, $state, %options) = @_; if ($urpm->{parallel_handler} || !$options{split_length} || keys %{$state->{selected}} < $options{split_level}) { #- build simplest transaction (no split). $urpm->build_transaction_set(undef, $state, split_length => 0); } else { my $db; if ($options{rpmdb}) { $db = new URPM; $db->parse_synthesis($options{rpmdb}); } else { $db = URPM::DB::open($urpm->{root}); $db or $urpm->{fatal}(9, N("unable to open rpmdb")); } my $sig_handler = sub { undef $db; exit 3 }; local $SIG{INT} = $sig_handler; local $SIG{QUIT} = $sig_handler; #- build transaction set... $urpm->build_transaction_set($db, $state, split_length => $options{split_length}); } } #- get the list of packages that should not be upgraded or installed, #- typically from the inst.list or skip.list files. sub get_packages_list { my ($file, $extra) = @_; my $val = []; open my $f, $file or return []; foreach (<$f>, split /,/, $extra || '') { chomp; s/#.*$//; s/^\s*//; s/\s*$//; next if $_ eq ''; push @$val, $_; } close $f; $val; } #- select sources for selected packages, #- according to keys of the packages hash. #- returns a list of lists containing the source description for each rpm, #- matching the exact number of registered media; ignored media being #- associated to a null list. sub get_source_packages { my ($urpm, $packages, %options) = @_; my ($id, $error, @list_error, %protected_files, %local_sources, @list, %fullname2id, %file2fullnames, %examined); local $_; #- build association hash to retrieve id and examine all list files. foreach (keys %$packages) { foreach (split /\|/, $_) { if ($urpm->{source}{$_}) { $protected_files{$local_sources{$_} = $urpm->{source}{$_}} = undef; } else { $fullname2id{$urpm->{depslist}[$_]->fullname} = $_ . ''; } } } #- examine each medium to search for packages. #- now get rpm file name in hdlist to match list file. foreach my $pkg (@{$urpm->{depslist} || []}) { $file2fullnames{$pkg->filename}{$pkg->fullname} = undef; } #- examine the local repository, which is trusted (no gpg or pgp signature check but md5 is now done). my $dh = $urpm->opendir_safe("$urpm->{cachedir}/rpms"); if ($dh) { while (defined(my $filename = readdir $dh)) { my $filepath = "$urpm->{cachedir}/rpms/$filename"; next if -d $filepath; if (!$options{clean_all} && -s _) { if (keys(%{$file2fullnames{$filename} || {}}) > 1) { $urpm->{error}(N("there are multiple packages with the same rpm filename \"%s\"", $filename)); next; } elsif (keys(%{$file2fullnames{$filename} || {}}) == 1) { my ($fullname) = keys(%{$file2fullnames{$filename} || {}}); if (defined($id = delete $fullname2id{$fullname})) { $local_sources{$id} = $filepath; } else { $options{clean_other} && ! exists $protected_files{$filepath} and unlink $filepath; } } else { $options{clean_other} && ! exists $protected_files{$filepath} and unlink $filepath; } } else { unlink $filepath; #- this file should be removed or is already empty. } } closedir $dh; } #- clean download directory, do it here even if this is not the best moment. if ($options{clean_all}) { require File::Path; File::Path::rmtree(["$urpm->{cachedir}/partial"]); mkdir "$urpm->{cachedir}/partial", 0755; } foreach my $medium (@{$urpm->{media} || []}) { my (%sources, %list_examined, $list_warning); if (defined $medium->{start} && defined $medium->{end} && !$medium->{ignore}) { #- always prefer a list file if available. my $listfile = $medium->{list} ? "$urpm->{statedir}/$medium->{list}" : ''; if (!$listfile && $medium->{virtual}) { my ($dir) = $medium->{url} =~ m!^(?:removable[^:]*:/|file:/)?(/.*)!; my $with_hdlist_dir = reduce_pathname($dir . ($medium->{with_hdlist} ? "/$medium->{with_hdlist}" : "/..")); my $local_list = $medium->{with_hdlist} =~ /hd(list.*)\.cz2?$/ ? $1 : 'list'; $listfile = reduce_pathname("$with_hdlist_dir/../$local_list"); -s $listfile or $listfile = "$dir/list"; } if ($listfile && -r $listfile) { my $fh = $urpm->open_safe('<', $listfile); if ($fh) { while (<$fh>) { chomp; if (my ($filename) = m|/([^/]*\.rpm)$|) { if (keys(%{$file2fullnames{$filename} || {}}) > 1) { $urpm->{error}(N("there are multiple packages with the same rpm filename \"%s\"", $filename)); next; } elsif (keys(%{$file2fullnames{$filename} || {}}) == 1) { my ($fullname) = keys(%{$file2fullnames{$filename} || {}}); if (defined($id = $fullname2id{$fullname})) { if (!/\.delta\.rpm$/ || $urpm->is_delta_installable($urpm->{depslist}[$id], $options{root})) { $sources{$id} = $medium->{virtual} ? "$medium->{url}/$_" : $_; } } $list_examined{$fullname} = $examined{$fullname} = undef; } } else { chomp; $error = 1; $urpm->{error}(N("unable to correctly parse [%s] on value \"%s\"", $listfile, $_)); last; } } close $fh; } } elsif ($listfile && -e $listfile) { # list file exists but isn't readable # report error only if no result found, list files are only readable by root push @list_error, N("unable to access list file of \"%s\", medium ignored", $medium->{name}); next; } if (defined $medium->{url}) { foreach ($medium->{start} .. $medium->{end}) { my $pkg = $urpm->{depslist}[$_]; my $fi = $pkg->filename; if (keys(%{$file2fullnames{$fi} || {}}) > 1) { $urpm->{error}(N("there are multiple packages with the same rpm filename \"%s\"", $fi)); next; } elsif (keys(%{$file2fullnames{$fi} || {}}) == 1) { my ($fullname) = keys(%{$file2fullnames{$fi} || {}}); unless (exists($list_examined{$fullname})) { ++$list_warning; if (defined($id = $fullname2id{$fullname})) { if ($fi !~ /\.delta\.rpm$/ || $urpm->is_delta_installable($urpm->{depslist}[$id], $options{root})) { $sources{$id} = "$medium->{url}/" . $fi; } } $examined{$fullname} = undef; } } } $list_warning && $medium->{list} && -r "$urpm->{statedir}/$medium->{list}" && -f _ and $urpm->{error}(N("medium \"%s\" uses an invalid list file: mirror is probably not up-to-date, trying to use alternate method", $medium->{name})); } elsif (!%list_examined) { $error = 1; $urpm->{error}(N("medium \"%s\" does not define any location for rpm files", $medium->{name})); } } push @list, \%sources; } #- examine package list to see if a package has not been found. foreach (grep { ! exists($examined{$_}) } keys %fullname2id) { # print list errors only once if any @list_error and map { $urpm->{error}($_) } @list_error; @list_error = (); $error = 1; $urpm->{error}(N("package %s is not found.", $_)); } $error ? @{[]} : (\%local_sources, \@list); } #- checks whether the delta RPM represented by $pkg is installable wrt the #- RPM DB on $root. For this, it extracts the rpm version to which the #- delta applies from the delta rpm filename itself. So naming conventions #- do matter :) sub is_delta_installable { my ($urpm, $pkg, $root) = @_; $pkg->flag_installed or return 0; my $f = $pkg->filename; my $n = $pkg->name; my ($v_match) = $f =~ /^\Q$n\E-(.*)_.+\.delta\.rpm$/; my $db = URPM::DB::open($root) or $urpm->{fatal}(9, N("unable to open rpmdb")); my $v_installed; $db->traverse(sub { my ($p) = @_; $p->name eq $n and $v_installed = $p->version . '-' . $p->release; }); $v_match eq $v_installed; } #- Obsolescent method. sub download_source_packages { my ($urpm, $local_sources, $list, %options) = @_; my %sources = %$local_sources; my %error_sources; $urpm->exlock_urpmi_db unless $options{nolock}; $urpm->copy_packages_of_removable_media($list, \%sources, %options) or return; $urpm->download_packages_of_distant_media($list, \%sources, \%error_sources, %options); $urpm->unlock_urpmi_db unless $options{nolock}; %sources, %error_sources; } #- lock policy concerning chroot : # - lock rpm db in chroot # - lock urpmi db in / #- safety rpm db locking mechanism sub exlock_rpm_db { my ($urpm) = @_; #- avoid putting a require on Fcntl ':flock' (which is perl and not perl-base). my ($LOCK_EX, $LOCK_NB) = (2, 4); #- lock urpmi database, but keep lock to wait for an urpmi.update to finish. open RPMLOCK_FILE, ">$urpm->{root}/$urpm->{statedir}/.RPMLOCK"; flock RPMLOCK_FILE, $LOCK_EX|$LOCK_NB or $urpm->{fatal}(7, N("urpmi database locked")); } sub shlock_rpm_db { my ($urpm) = @_; #- avoid putting a require on Fcntl ':flock' (which is perl and not perl-base). my ($LOCK_SH, $LOCK_NB) = (1, 4); #- create the .LOCK file if needed (and if possible) unless (-e "$urpm->{root}/$urpm->{statedir}/.RPMLOCK") { open RPMLOCK_FILE, ">$urpm->{root}/$urpm->{statedir}/.RPMLOCK"; close RPMLOCK_FILE; } #- lock urpmi database, if the LOCK file doesn't exists no share lock. open RPMLOCK_FILE, "$urpm->{root}/$urpm->{statedir}/.RPMLOCK" or return; flock RPMLOCK_FILE, $LOCK_SH|$LOCK_NB or $urpm->{fatal}(7, N("urpmi database locked")); } sub unlock_rpm_db { my ($urpm) = @_; #- avoid putting a require on Fcntl ':flock' (which is perl and not perl-base). my $LOCK_UN = 8; #- now everything is finished. system("sync"); #- release lock on database. flock RPMLOCK_FILE, $LOCK_UN; close RPMLOCK_FILE; } sub exlock_urpmi_db { my ($urpm) = @_; #- avoid putting a require on Fcntl ':flock' (which is perl and not perl-base). my ($LOCK_EX, $LOCK_NB) = (2, 4); #- lock urpmi database, but keep lock to wait for an urpmi.update to finish. open LOCK_FILE, ">$urpm->{statedir}/.LOCK"; flock LOCK_FILE, $LOCK_EX|$LOCK_NB or $urpm->{fatal}(7, N("urpmi database locked")); } sub shlock_urpmi_db { my ($urpm) = @_; #- avoid putting a require on Fcntl ':flock' (which is perl and not perl-base). my ($LOCK_SH, $LOCK_NB) = (1, 4); #- create the .LOCK file if needed (and if possible) unless (-e "$urpm->{statedir}/.LOCK") { open LOCK_FILE, ">$urpm->{statedir}/.LOCK"; close LOCK_FILE; } #- lock urpmi database, if the LOCK file doesn't exists no share lock. open LOCK_FILE, "$urpm->{statedir}/.LOCK" or return; flock LOCK_FILE, $LOCK_SH|$LOCK_NB or $urpm->{fatal}(7, N("urpmi database locked")); } sub unlock_urpmi_db { my ($urpm) = @_; #- avoid putting a require on Fcntl ':flock' (which is perl and not perl-base). my $LOCK_UN = 8; #- now everything is finished. system("sync"); #- release lock on database. flock LOCK_FILE, $LOCK_UN; close LOCK_FILE; } sub copy_packages_of_removable_media { my ($urpm, $list, $sources, %options) = @_; my %removables; #- make sure everything is correct on input... $urpm->{media} or return; @{$urpm->{media}} == @$list or return; #- examine if given medium is already inside a removable device. my $check_notfound = sub { my ($id, $dir, $removable) = @_; $dir and $urpm->try_mounting($dir, $removable); if (!$dir || -e $dir) { foreach (values %{$list->[$id]}) { chomp; m!^(removable[^:]*:/|file:/)?(/.*/([^/]*)$)! or next; unless ($dir) { $dir = $2; $urpm->try_mounting($dir, $removable); } -r $2 or return 1; } } else { return 2; } return 0; }; #- removable media have to be examined to keep mounted the one that has #- more packages than others. my $examine_removable_medium = sub { my ($id, $device) = @_; my $medium = $urpm->{media}[$id]; if (my ($dir) = $medium->{url} =~ m!^(?:(?:removable[^:]*|file):/)?(/.*)!) { #- the directory given does not exist and may be accessible #- by mounting some other directory. Try to figure it out and mount #- everything that might be necessary. while ($check_notfound->($id, $dir, is_iso($medium->{removable}) || 'removable')) { is_iso($medium->{removable}) || $options{ask_for_medium} or $urpm->{fatal}(4, N("medium \"%s\" is not selected", $medium->{name})); $urpm->try_umounting($dir); system("/usr/bin/eject '$device' 2>/dev/null"); is_iso($medium->{removable}) || $options{ask_for_medium}(remove_internal_name($medium->{name}), $medium->{removable}) or $urpm->{fatal}(4, N("medium \"%s\" is not selected", $medium->{name})); } if (-e $dir) { while (my ($i, $url) = each %{$list->[$id]}) { chomp $url; my ($filepath, $filename) = $url =~ m!^(?:removable[^:]*:/|file:/)?(/.*/([^/]*))! or next; if (-r $filepath) { #- we should assume a possibly buggy removable device... #- First, copy in partial cache, and if the package is still good, #- transfer it to the rpms cache. unlink "$urpm->{cachedir}/partial/$filename"; if (urpm::util::copy($filepath, "$urpm->{cachedir}/partial") && URPM::verify_rpm("$urpm->{cachedir}/partial/$filename", nosignatures => 1)) { #- now we can consider the file to be fine. unlink "$urpm->{cachedir}/rpms/$filename"; urpm::util::move("$urpm->{cachedir}/partial/$filename", "$urpm->{cachedir}/rpms/$filename"); -r "$urpm->{cachedir}/rpms/$filename" and $sources->{$i} = "$urpm->{cachedir}/rpms/$filename"; } } unless ($sources->{$i}) { #- fallback to use other method for retrieving the file later. $urpm->{error}(N("unable to read rpm file [%s] from medium \"%s\"", $filepath, $medium->{name})); } } } else { $urpm->{error}(N("medium \"%s\" is not selected", $medium->{name})); } } else { #- we have a removable device that is not removable, well... $urpm->{error}(N("inconsistent medium \"%s\" marked removable but not really", $medium->{name})); } }; foreach (0..$#$list) { values %{$list->[$_]} or next; my $medium = $urpm->{media}[$_]; #- examine non removable device but that may be mounted. if ($medium->{removable}) { push @{$removables{$medium->{removable}} ||= []}, $_; } elsif (my ($dir) = $medium->{url} =~ m!^(?:removable[^:]*:/|file:/)?(/.*)!) { -e $dir || $urpm->try_mounting($dir) or $urpm->{error}(N("unable to access medium \"%s\"", $medium->{name})), next; } } foreach my $device (keys %removables) { next if $device =~ m![^a-zA-Z0-9_./-]!; #- bad path #- Here we have only removable devices. #- If more than one media uses this device, we have to sort #- needed packages to copy the needed rpm files. if (@{$removables{$device}} > 1) { my @sorted_media = sort { values %{$list->[$a]} <=> values %{$list->[$b]} } @{$removables{$device}}; #- check if a removable device is already mounted (and files present). if (my ($already_mounted_medium) = grep { !$check_notfound->($_) } @sorted_media) { @sorted_media = grep { $_ ne $already_mounted_medium } @sorted_media; unshift @sorted_media, $already_mounted_medium; } #- mount all except the biggest one. foreach (@sorted_media[0 .. $#sorted_media-1]) { $examine_removable_medium->($_, $device); } #- now mount the last one... $removables{$device} = [ $sorted_media[-1] ]; } $examine_removable_medium->($removables{$device}[0], $device); } 1; } # TODO verify that files are downloaded from the right corresponding media sub download_packages_of_distant_media { my ($urpm, $list, $sources, $error_sources, %options) = @_; #- get back all ftp and http accessible rpm files into the local cache foreach my $n (0..$#$list) { my %distant_sources; #- ignore media that contain nothing for the current set of files values %{$list->[$n]} or next; #- examine all files to know what can be indexed on multiple media. while (my ($i, $url) = each %{$list->[$n]}) { #- the given URL is trusted, so the file can safely be ignored. defined $sources->{$i} and next; if ($url =~ m!^(removable[^:]*:/|file:/)?(/.*\.rpm)\Z!) { if (-r $2) { $sources->{$i} = $2; } else { $error_sources->{$i} = $2; } } elsif ($url =~ m!^([^:]*):/(.*/([^/]*\.rpm))\Z!) { $distant_sources{$i} = "$1:/$2"; #- will download now } else { $urpm->{error}(N("malformed URL: [%s]", $url)); } } #- download files from the current medium. if (%distant_sources) { eval { $urpm->{log}(N("retrieving rpm files from medium \"%s\"...", $urpm->{media}[$n]{name})); $urpm->{sync}( { dir => "$urpm->{cachedir}/partial", quiet => $options{quiet}, limit_rate => $options{limit_rate}, resume => $options{resume}, compress => $options{compress}, callback => $options{callback}, proxy => get_proxy($urpm->{media}[$n]{name}), media => $urpm->{media}[$n]{name}, retry => $urpm->{options}{retry}, }, values %distant_sources, ); $urpm->{log}(N("...retrieving done")); }; $@ and $urpm->{error}(N("...retrieving failed: %s", $@)); #- clean files that have not been downloaded, but keep in mind #- there have been problems downloading them at least once, this #- is necessary to keep track of failing downloads in order to #- present the error to the user. foreach my $i (keys %distant_sources) { my ($filename) = $distant_sources{$i} =~ m|/([^/]*\.rpm)$|; if ($filename && -s "$urpm->{cachedir}/partial/$filename" && URPM::verify_rpm("$urpm->{cachedir}/partial/$filename", nosignatures => 1)) { #- it seems the the file has been downloaded correctly and has been checked to be valid. unlink "$urpm->{cachedir}/rpms/$filename"; urpm::util::move("$urpm->{cachedir}/partial/$filename", "$urpm->{cachedir}/rpms/$filename"); -r "$urpm->{cachedir}/rpms/$filename" and $sources->{$i} = "$urpm->{cachedir}/rpms/$filename"; } unless ($sources->{$i}) { $error_sources->{$i} = $distant_sources{$i}; } } } } #- clean failed download which have succeeded. delete @$error_sources{keys %$sources}; 1; } #- prepare transaction. sub prepare_transaction { my ($urpm, $set, $list, $sources, $transaction_list, $transaction_sources) = @_; foreach my $id (@{$set->{upgrade}}) { my $pkg = $urpm->{depslist}[$id]; foreach (0..$#$list) { exists $list->[$_]{$id} and $transaction_list->[$_]{$id} = $list->[$_]{$id}; } exists $sources->{$id} and $transaction_sources->{$id} = $sources->{$id}; } } #- extract package that should be installed instead of upgraded, #- sources is a hash of id -> source rpm filename. sub extract_packages_to_install { my ($urpm, $sources, $state) = @_; my %inst; my $rej = ref $state ? $state->{rejected} || {} : {}; foreach (keys %$sources) { my $pkg = $urpm->{depslist}[$_] or next; $pkg->flag_disable_obsolete || !$pkg->flag_installed and !grep { exists $rej->{$_}{closure}{$pkg->fullname} } keys %$rej and $inst{$pkg->id} = delete $sources->{$pkg->id}; } \%inst; } #- install logger (a la rpm) sub install_logger { my ($urpm, $type, $id, $subtype, $amount, $total) = @_; my $pkg = defined $id && $urpm->{depslist}[$id]; my $total_pkg = $urpm->{nb_install}; if ($urpm->{options}{repackage} || URPM::expand('%_repackage_all_erasures')) { # there are repackaging transactions too $total_pkg *= 2; } my $progress_size = $total_pkg ? 45 : 50; if ($subtype eq 'start') { $urpm->{logger_progress} = 0; if ($type eq 'trans') { $urpm->{logger_id} ||= 0; printf($total_pkg ? "%-33s" : "%-28s", N("Preparing...")); } else { if ($total_pkg) { printf "%9s: %-22s", (++$urpm->{logger_id}) . "/" . $total_pkg, ($pkg && $pkg->name); } else { printf "%4d: %-22s", ++$urpm->{logger_id}, ($pkg && $pkg->name); } } } elsif ($subtype eq 'stop') { if ($urpm->{logger_progress} < $progress_size) { print '#' x ($progress_size - $urpm->{logger_progress}); print "\n"; } } elsif ($subtype eq 'progress') { my $new_progress = $total > 0 ? int($progress_size * $amount / $total) : $progress_size; if ($new_progress > $urpm->{logger_progress}) { print '#' x ($new_progress - $urpm->{logger_progress}); $urpm->{logger_progress} = $new_progress; $urpm->{logger_progress} == $progress_size and print "\n"; } } } #- install packages according to each hash (remove, install or upgrade). sub install { my ($urpm, $remove, $install, $upgrade, %options) = @_; my %readmes; #- allow process to be forked now. my $pid; local (*CHILD_RETURNS, *ERROR_OUTPUT, $_); if ($options{fork}) { pipe(CHILD_RETURNS, ERROR_OUTPUT); defined($pid = fork()) or die "Can't fork: $!\n"; if ($pid) { # parent process close ERROR_OUTPUT; $urpm->{log}(N("using process %d for executing transaction", $pid)); #- now get all errors from the child and return them directly. my @l; while () { chomp; if (/^::logger_id:(\d+)/) { $urpm->{logger_id} = $1; } else { push @l, $_; } } close CHILD_RETURNS; waitpid($pid, 0); #- take care of return code from transaction, an error should be returned directly. $? >> 8 and exit $? >> 8; return @l; } else { # child process close CHILD_RETURNS; } } #- beware this can be a child process or the main process now... my $db = URPM::DB::open($urpm->{root}, !$options{test}); #- open in read/write mode unless testing installation. $db or $urpm->{fatal}(9, N("unable to open rpmdb")); my $trans = $db->create_transaction($urpm->{root}); if ($trans) { sys_log("transaction on %s (remove=%d, install=%d, upgrade=%d)", $urpm->{root} || '/', scalar(@{$remove || []}), scalar(values %$install), scalar(values %$upgrade)); $urpm->{log}(N("created transaction for installing on %s (remove=%d, install=%d, upgrade=%d)", $urpm->{root} || '/', scalar(@{$remove || []}), scalar(values %$install), scalar(values %$upgrade))); } else { return N("unable to create transaction"); } my ($update, @l) = 0; my @produced_deltas; foreach (@$remove) { if ($trans->remove($_)) { $urpm->{log}(N("removing package %s", $_)); } else { $urpm->{error}(N("unable to remove package %s", $_)); } } foreach my $mode ($install, $upgrade) { foreach (keys %$mode) { my $pkg = $urpm->{depslist}[$_]; $pkg->update_header($mode->{$_}); if ($pkg->payload_format eq 'drpm') { #- handle deltarpms my $true_rpm = urpm::sys::apply_delta_rpm($mode->{$_}, "$urpm->{cachedir}/rpms", $pkg); if ($true_rpm) { push @produced_deltas, ($mode->{$_} = $true_rpm); #- fix path } else { $urpm->{error}(N("unable to extract rpm from delta-rpm package %s", $mode->{$_})); } } if ($trans->add($pkg, update => $update, $options{excludepath} ? (excludepath => [ split /,/, $options{excludepath} ]) : () )) { $urpm->{log}(N("adding package %s (id=%d, eid=%d, update=%d, file=%s)", scalar($pkg->fullname), $_, $pkg->id, $update, $mode->{$_})); } else { $urpm->{error}(N("unable to install package %s", $mode->{$_})); } } ++$update; } if (($options{nodeps} || !(@l = $trans->check(%options))) && ($options{noorder} || !(@l = $trans->order))) { my $fh; #- assume default value for some parameter. $options{delta} ||= 1000; $options{callback_open} ||= sub { my ($data, $type, $id) = @_; $fh = $urpm->open_safe('<', $install->{$id} || $upgrade->{$id}); return defined $fh ? fileno $fh : undef; }; $options{callback_close} ||= sub { my ($urpm, undef, $pkgid) = @_; return unless defined $pkgid; my $pkg = $urpm->{depslist}[$pkgid]; my $fullname = $pkg->fullname; my $trtype = (grep { /\Q$fullname\E/ } values %$install) ? 'install' : '(upgrade|update)'; for ($pkg->files) { /\bREADME(\.$trtype)?\.urpmi$/ and $readmes{$_} = $fullname } close $fh if defined $fh; }; if ($::verbose >= 0 && (scalar keys %$install || scalar keys %$upgrade)) { $options{callback_inst} ||= \&install_logger; $options{callback_trans} ||= \&install_logger; } @l = $trans->run($urpm, %options); #- don't clear cache if transaction failed. We might want to retry. if (@l == 0 && !$options{test} && $options{post_clean_cache}) { #- examine the local cache to delete packages which were part of this transaction foreach (keys %$install, keys %$upgrade) { my $pkg = $urpm->{depslist}[$_]; unlink "$urpm->{cachedir}/rpms/" . $pkg->filename; } } } unlink @produced_deltas; #- now exit or return according to current status. if (defined $pid && !$pid) { #- child process print ERROR_OUTPUT "::logger_id:$urpm->{logger_id}\n"; #- allow main urpmi to know transaction numbering... print ERROR_OUTPUT "$_\n" foreach @l; close ERROR_OUTPUT; #- keep safe exit now (with destructor call). exit 0; } else { #- parent process if (keys %readmes) { foreach (keys %readmes) { print "-" x 70, "\n", N("More information on package %s", $readmes{$_}), "\n"; my $fh; open $fh, '<', $_ and do { print while <$fh>; close $fh; }; print "-" x 70, "\n"; } } return @l; } } #- install all files to node as remembered according to resolving done. sub parallel_install { my ($urpm, $remove, $install, $upgrade, %options) = @_; $urpm->{parallel_handler}->parallel_install(@_); } #- find packages to remove. #- options: #- bundle #- callback_base #- callback_fuzzy #- callback_notfound #- force #- matches #- root #- test sub find_packages_to_remove { my ($urpm, $state, $l, %options) = @_; if ($urpm->{parallel_handler}) { #- invoke parallel finder. $urpm->{parallel_handler}->parallel_find_remove($urpm, $state, $l, %options, find_packages_to_remove => 1); } else { my $db = URPM::DB::open($options{root}); my (@m, @notfound); $db or $urpm->{fatal}(9, N("unable to open rpmdb")); if (!$options{matches}) { foreach (@$l) { my ($n, $found); #- check if name-version-release-architecture was given. if (($n) = /^(.*)-[^\-]*-[^\-]*\.[^\.\-]*$/) { $db->traverse_tag('name', [ $n ], sub { my ($p) = @_; $p->fullname eq $_ or return; $urpm->resolve_rejected($db, $state, $p, removed => 1, bundle => $options{bundle}); push @m, scalar $p->fullname; $found = 1; }); $found and next; } #- check if name-version-release was given. if (($n) = /^(.*)-[^\-]*-[^\-]*$/) { $db->traverse_tag('name', [ $n ], sub { my ($p) = @_; join('-', ($p->fullname)[0..2]) eq $_ or return; $urpm->resolve_rejected($db, $state, $p, removed => 1, bundle => $options{bundle}); push @m, scalar $p->fullname; $found = 1; }); $found and next; } #- check if name-version was given. if (($n) = /^(.*)-[^\-]*$/) { $db->traverse_tag('name', [ $n ], sub { my ($p) = @_; join('-', ($p->fullname)[0..1]) eq $_ or return; $urpm->resolve_rejected($db, $state, $p, removed => 1, bundle => $options{bundle}); push @m, scalar $p->fullname; $found = 1; }); $found and next; } #- check if only name was given. $db->traverse_tag('name', [ $_ ], sub { my ($p) = @_; $p->name eq $_ or return; $urpm->resolve_rejected($db, $state, $p, removed => 1, bundle => $options{bundle}); push @m, scalar $p->fullname; $found = 1; }); $found and next; push @notfound, $_; } if (!$options{force} && @notfound && @$l > 1) { $options{callback_notfound} and $options{callback_notfound}->($urpm, @notfound) or return (); } } if ($options{matches} || @notfound) { my $match = join "|", map { quotemeta } @$l; my $qmatch = qr/$match/; #- reset what has been already found. %$state = (); @m = (); #- search for packages that match, and perform closure again. $db->traverse(sub { my ($p) = @_; my $f = scalar $p->fullname; $f =~ $qmatch or return; $urpm->resolve_rejected($db, $state, $p, removed => 1, bundle => $options{bundle}); push @m, $f; }); if (!$options{force} && @notfound) { if (@m) { $options{callback_fuzzy} and $options{callback_fuzzy}->($urpm, @$l > 1 ? $match : $l->[0], @m) or return (); } else { $options{callback_notfound} and $options{callback_notfound}->($urpm, @notfound) or return (); } } } #- check if something needs to be removed. find_removed_from_basesystem($urpm, $db, $state, $options{callback_base}) or return (); } grep { $state->{rejected}{$_}{removed} && !$state->{rejected}{$_}{obsoleted} } keys %{$state->{rejected}}; } sub find_removed_from_basesystem { my ($urpm, $db, $state, $callback_base) = @_; if ($callback_base && %{$state->{rejected} || {}}) { my %basepackages; my @dont_remove = ('basesystem', split /,\s*/, $urpm->{global_config}{'prohibit-remove'}); #- check if a package to be removed is a part of basesystem requires. $db->traverse_tag('whatprovides', \@dont_remove, sub { my ($p) = @_; $basepackages{$p->fullname} = 0; }); foreach (grep { $state->{rejected}{$_}{removed} && !$state->{rejected}{$_}{obsoleted} } keys %{$state->{rejected}}) { exists $basepackages{$_} or next; ++$basepackages{$_}; } if (grep { $_ } values %basepackages) { return $callback_base->($urpm, grep { $basepackages{$_} } keys %basepackages); } } return 1; } #- remove packages from node as remembered according to resolving done. sub parallel_remove { my ($urpm, $remove, %options) = @_; my $state = {}; my $callback = sub { $urpm->{fatal}(1, "internal distributed remove fatal error") }; $urpm->{parallel_handler}->parallel_find_remove($urpm, $state, $remove, %options, callback_notfound => undef, callback_fuzzy => $callback, callback_base => $callback, ); } #- misc functions to help finding ask_unselect and ask_remove elements with their reasons translated. sub unselected_packages { my (undef, $state) = @_; grep { $state->{rejected}{$_}{backtrack} } keys %{$state->{rejected} || {}}; } sub uniq { my %l; $l{$_} = 1 foreach @_; grep { delete $l{$_} } @_ } sub translate_why_unselected { my ($urpm, $state, @l) = @_; map { my $rb = $state->{rejected}{$_}{backtrack}; my @froms = keys %{$rb->{closure} || {}}; my @unsatisfied = @{$rb->{unsatisfied} || []}; my $s = join ", ", ( (map { N("due to missing %s", $_) } @froms), (map { N("due to unsatisfied %s", $_) } uniq map { #- XXX in theory we shouldn't need this, dependencies (and not ids) should #- already be present in @unsatisfied. But with biarch packages this is #- not always the case. /\D/ ? $_ : scalar($urpm->{depslist}[$_]->fullname) } @unsatisfied), $rb->{promote} && !$rb->{keep} ? N("trying to promote %s", join(", ", @{$rb->{promote}})) : @{[]}, $rb->{keep} ? N("in order to keep %s", join(", ", @{$rb->{keep}})) : @{[]}, ); $_ . ($s ? " ($s)" : ''); } @l; } sub removed_packages { my (undef, $state) = @_; grep { $state->{rejected}{$_}{removed} && !$state->{rejected}{$_}{obsoleted}; } keys %{$state->{rejected} || {}}; } sub translate_why_removed { my ($urpm, $state, @l) = @_; map { my ($from) = keys %{$state->{rejected}{$_}{closure}}; my ($whyk) = keys %{$state->{rejected}{$_}{closure}{$from}}; my ($whyv) = $state->{rejected}{$_}{closure}{$from}{$whyk}; my $frompkg = $urpm->search($from, strict_fullname => 1); my $s; for ($whyk) { /old_requested/ and $s .= N("in order to install %s", $frompkg ? scalar $frompkg->fullname : $from); /unsatisfied/ and do { foreach (@$whyv) { $s and $s .= ",\n "; if (/([^\[\s]*)(?:\[\*\])?(?:\[|\s+)([^\]]*)\]?$/ && $2 ne '*') { $s .= N("due to unsatisfied %s", "$1 $2"); } else { $s .= N("due to missing %s", $_); } } }; /conflicts/ and $s .= N("due to conflicts with %s", $whyv); /unrequested/ and $s .= N("unrequested"); } #- now insert the reason if available. $_ . ($s ? "\n ($s)" : ''); } @l; } sub check_sources_signatures { my ($urpm, $sources_install, $sources, %options) = @_; my ($medium, %invalid_sources); my $s = $sources_install; foreach my $id (keys %$sources_install, -1, keys %$sources) { if ($id == -1) { $s = $sources; next } my $filepath = $s->{$id}; my $verif = URPM::verify_signature($filepath); if ($verif =~ /NOT OK/) { $verif =~ s/\n//g; $invalid_sources{$filepath} = N("Invalid signature (%s)", $verif); } else { unless ($medium && defined $medium->{start} && $medium->{start} <= $id && defined $medium->{end} && $id <= $medium->{end}) { $medium = undef; foreach (@{$urpm->{media}}) { defined $_->{start} && $_->{start} <= $id && defined $_->{end} && $id <= $_->{end} and $medium = $_, last; } } #- no medium found for this rpm ? next if !$medium; #- check whether verify-rpm is specifically disabled for this medium next if defined $medium->{'verify-rpm'} && !$medium->{'verify-rpm'}; my $key_ids = $medium->{'key-ids'} || $urpm->{options}{'key-ids'}; #- check that the key ids of the medium match the key ids of the package. if ($key_ids) { my $valid_ids = 0; my $invalid_ids = 0; foreach my $key_id ($verif =~ /(?:key id \w{8}|#)(\w+)/gi) { if (grep { hex($_) == hex($key_id) } split /[,\s]+/, $key_ids) { ++$valid_ids; } else { ++$invalid_ids; } } if ($invalid_ids) { $invalid_sources{$filepath} = N("Invalid Key ID (%s)", $verif); } elsif (!$valid_ids) { $invalid_sources{$filepath} = N("Missing signature (%s)", $verif); } } #- invoke check signature callback. $options{callback} and $options{callback}->( $urpm, $filepath, %options, id => $id, verif => $verif, why => $invalid_sources{$filepath}, ); } } map { ($options{basename} ? urpm::download::basename($_) : $_) . ($options{translate} ? ": $invalid_sources{$_}" : "") } sort keys %invalid_sources; } sub dump_description_file { my ($urpm, $media_name) = @_; open my $fh, '<', "$urpm->{statedir}/descriptions.$media_name" or return (); my @slurp = <$fh>; close $fh; return @slurp; } #- get reason of update for packages to be updated #- use all update medias if none given sub get_updates_description { my ($urpm, @update_medias) = @_; my %update_descr; my ($cur, $section); @update_medias or @update_medias = grep { !$_->{ignore} && $_->{update} } @{$urpm->{media}}; foreach (map { $urpm->dump_description_file($_->{name}), '%package dummy' } @update_medias) { /^%package (.+)/ and do { if (exists $cur->{importance} && $cur->{importance} ne "security" && $cur->{importance} ne "bugfix") { $cur->{importance} = 'normal'; } $update_descr{$_} = $cur foreach @{$cur->{pkgs}}; $cur = {}; $cur->{pkgs} = [ split /\s/, $1 ]; $section = 'pkg'; next; }; /^Updated: (.+)/ && $section eq 'pkg' and $cur->{updated} = $1; /^Importance: (.+)/ && $section eq 'pkg' and $cur->{importance} = $1; /^%pre/ and do { $section = 'pre'; next }; /^%description/ and do { $section = 'description'; next }; $section eq 'pre' and $cur->{pre} .= $_; $section eq 'description' and $cur->{description} .= $_; } \%update_descr; } #- parse an MD5SUM file from a mirror sub parse_md5sum { my ($urpm, $path, $basename) = @_; $urpm->{log}(N("examining MD5SUM file")); my $fh = $urpm->open_safe('<', $path) or return undef; my $retrieved_md5sum; local $_; while (<$fh>) { my ($md5sum, $file) = m|(\S+)\s+(?:\./)?(\S+)| or next; $file eq $basename and $retrieved_md5sum = $md5sum; } close $fh; defined $retrieved_md5sum or $urpm->{log}(N("warning: md5sum for %s unavailable in MD5SUM file", $basename)); return $retrieved_md5sum; } sub recompute_local_md5sum { my ($urpm, $medium, $force) = @_; if ($force) { #- force downloading the file again, else why a force option has been defined ? delete $medium->{md5sum}; } else { unless ($medium->{md5sum}) { $urpm->{log}(N("computing md5sum of existing source hdlist (or synthesis)")); if ($medium->{synthesis}) { -e "$urpm->{statedir}/synthesis.$medium->{hdlist}" and $medium->{md5sum} = md5sum("$urpm->{statedir}/synthesis.$medium->{hdlist}"); } else { -e "$urpm->{statedir}/$medium->{hdlist}" and $medium->{md5sum} = md5sum("$urpm->{statedir}/$medium->{hdlist}"); } } } } sub syserror { my ($urpm, $msg, $info) = @_; $urpm->{error}("$msg [$info] [$!]") } sub open_safe { my ($urpm, $sense, $filename) = @_; open my $f, $sense, $filename or $urpm->syserror($sense eq '>' ? "Can't write file" : "Can't open file", $filename), return undef; return $f; } sub opendir_safe { my ($urpm, $dirname) = @_; opendir my $d, $dirname or $urpm->syserror("Can't open directory", $dirname), return undef; return $d; } sub error_restricted ($) { my ($urpm) = @_; $urpm->{fatal}(2, N("This operation is forbidden while running in restricted mode")); } sub DESTROY {} 1; __END__ =head1 NAME urpm - Mandriva perl tools to handle the urpmi database =head1 DESCRIPTION C is used by urpmi executables to manipulate packages and media on a Mandriva Linux distribution. =head1 SEE ALSO The C package is used to manipulate at a lower level hdlist and rpm files. =head1 COPYRIGHT Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 MandrakeSoft SA Copyright (C) 2005, 2006 Mandriva SA This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. =cut