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package urpm::get_pkgs;
# $Id$
use urpm::msg;
use urpm::sys;
use urpm::util;
use urpm::media;
use urpm 'file_from_local_url';
sub clean_all_cache {
my ($urpm) = @_;
#- clean download directory, do it here even if this is not the best moment.
$urpm->{log}(N("cleaning %s and %s", "$urpm->{cachedir}/partial", "$urpm->{cachedir}/rpms"));
urpm::sys::empty_dir("$urpm->{cachedir}/partial");
urpm::sys::empty_dir("$urpm->{cachedir}/rpms");
}
#- select sources for selected packages,
#- according to keys of the packages hash.
#- returns a list of lists containing the source description for each rpm,
#- matching the exact number of registered media; ignored media being
#- associated to a null list.
sub selected2list {
my ($urpm, $packages, %options) = @_;
my (%protected_files, %local_sources, %fullname2id);
#- build association hash to retrieve id and examine all list files.
foreach (keys %$packages) {
foreach my $id (split /\|/, $_) {
if ($urpm->{source}{$_}) {
my $file = $local_sources{$id} = $urpm->{source}{$id};
$protected_files{$file} = undef;
} else {
$fullname2id{$urpm->{depslist}[$id]->fullname} = $id;
}
}
}
#- examine the local repository, which is trusted (no gpg or pgp signature check but md5 is now done).
foreach my $filepath (glob("$urpm->{cachedir}/rpms/*")) {
next if -d $filepath;
if (! -s $filepath) {
unlink $filepath; #- this file should be removed or is already empty.
} else {
my $filename = basename($filepath);
my ($fullname) = $filename =~ /(.*)\.rpm$/ or next;
if (my $id = delete $fullname2id{$fullname}) {
$local_sources{$id} = $filepath;
} else {
$options{clean_other} && ! exists $protected_files{$filepath} and unlink $filepath;
}
}
}
my (%id_map, @remaining_ids);
foreach my $id (values %fullname2id) {
my $pkg = $urpm->{depslist}[$id];
my $fullname = $pkg->fullname;
my @pkg_ids = $pkg->arch eq 'src' ? do {
# packages_by_name can't be used here since $urpm->{provides} doesn't have src.rpm
# so a full search is needed
my %requested;
urpm::select::search_packages($urpm, \%requested, [$pkg->name], src => 1);
map { split /\|/ } keys %requested;
} : do {
map { $_->id } grep {
$_->filename !~ /\.delta\.rpm$/ || $urpm->is_delta_installable($_, $urpm->{root});
} grep { $fullname eq $_->fullname } $urpm->packages_by_name($pkg->name);
};
# id_map is a remapping of id.
# it is needed because @list must be [ { id => pkg } ] where id is one the selected id,
# not really the real package id
$id_map{$_} = $id foreach @pkg_ids;
push @remaining_ids, @pkg_ids;
}
@remaining_ids = sort { $a <=> $b } @remaining_ids;
my @list = map {
my $medium = $_;
my %sources;
if (urpm::media::is_valid_medium($medium) && !$medium->{ignore}) {
while (@remaining_ids) {
my $id = $remaining_ids[0];
$medium->{start} <= $id && $id <= $medium->{end} or last;
shift @remaining_ids;
my $pkg = $urpm->{depslist}[$id];
$sources{$id_map{$id}} = "$medium->{url}/" . $pkg->filename;
}
}
\%sources;
} (@{$urpm->{media} || []});
if (@remaining_ids) {
$urpm->{error}(N("package %s is not found.", $urpm->{depslist}[$_]->fullname)) foreach @remaining_ids;
return;
}
(\%local_sources, \@list);
}
sub verify_partial_rpm_and_move {
my ($urpm, $cachedir, $filename) = @_;
URPM::verify_rpm("$cachedir/partial/$filename", nosignatures => 1) or do {
unlink "$cachedir/partial/$filename";
return;
};
#- it seems the the file has been downloaded correctly and has been checked to be valid.
unlink "$cachedir/rpms/$filename";
urpm::sys::move_or_die($urpm, "$cachedir/partial/$filename", "$cachedir/rpms/$filename");
"$cachedir/rpms/$filename";
}
# TODO verify that files are downloaded from the right corresponding media
#- options: quiet, callback,
sub download_packages_of_distant_media {
my ($urpm, $list, $sources, $error_sources, %options) = @_;
my %errors;
#- 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;
my $local_file = file_from_local_url($url);
if ($local_file && $local_file =~ /\.rpm$/) {
if (-r $local_file) {
$sources->{$i} = $local_file;
} else {
$errors{$i} = [ $local_file, 'missing' ];
}
} elsif ($url =~ m!^([^:]*):/(.*/([^/]*\.rpm))\Z!) {
$distant_sources{$i} = "$1:/$2"; #- will download now
} else {
$urpm->{error}(N("malformed URL: [%s]", $url));
}
}
my $cachedir = $urpm->{cachedir};
if (%distant_sources && ! -w "$cachedir/partial") {
if (my $userdir = urpm::userdir($urpm)) {
$cachedir = $userdir;
mkdir "$cachedir/partial";
mkdir "$cachedir/rpms";
} else {
$urpm->{fatal}(1, N("Can not download packages into %s", "$cachedir/partial"));
}
}
#- download files from the current medium.
if (%distant_sources) {
$urpm->{log}(N("retrieving rpm files from medium \"%s\"...", $urpm->{media}[$n]{name}));
if (urpm::download::sync($urpm, $urpm->{media}[$n], [ values %distant_sources ],
dir => "$cachedir/partial", quiet => $options{quiet},
resume => $urpm->{options}{resume}, callback => $options{callback})) {
$urpm->{log}(N("...retrieving done"));
} else {
$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 "$cachedir/partial/$filename") {
if (my $rpm = verify_partial_rpm_and_move($urpm, $cachedir, $filename)) {
$sources->{$i} = $rpm;
} else {
$errors{$i} = [ $distant_sources{$i}, 'bad' ];
}
} else {
$errors{$i} = [ $distant_sources{$i}, 'missing' ];
}
}
}
}
#- clean failed download which have succeeded.
delete @errors{keys %$sources};
push @$error_sources, values %errors;
1;
}
1;
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