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package crypto; # $Id$
use diagnostics;
use strict;
use vars qw(%url2land %land2tzs %static_mirrors %mirrors);
use MDK::Common::System;
use common;
use log;
use ftp;
%url2land = (
fr => N("France"),
cr => N("Costa Rica"),
be => N("Belgium"),
cz => N("Czech Republic"),
de => N("Germany"),
gr => N("Greece"),
no => N("Norway"),
se => N("Sweden"),
nl => N("Netherlands"),
it => N("Italy"),
at => N("Austria"),
);
%land2tzs = (
N("France") => [ 'Europe/Paris', 'Europe/Brussels', 'Europe/Berlin' ],
N("Belgium") => [ 'Europe/Brussels', 'Europe/Paris', 'Europe/Berlin' ],
N("Czech Republic") => [ 'Europe/Prague', 'Europe/Berlin' ],
N("Germany") => [ 'Europe/Berlin', 'Europe/Prague' ],
N("Greece") => [ 'Europe/Athens', 'Europe/Prague' ],
N("Norway") => [ 'Europe/Oslo', 'Europe/Stockholm' ],
N("Sweden") => [ 'Europe/Stockholm', 'Europe/Oslo' ],
N("United States") => [ 'America/New_York', 'Canada/Atlantic', 'Asia/Tokyo', 'Australia/Sydney', 'Europe/Paris' ],
N("Netherlands") => [ 'Europe/Amsterdam', 'Europe/Brussels', 'Europe/Berlin' ],
N("Italy") => [ 'Europe/Rome', 'Europe/Brussels', 'Europe/Paris' ],
N("Austria") => [ 'Europe/Vienna', 'Europe/Brussels', 'Europe/Berlin' ],
);
%static_mirrors = (
# "ackbar" => [ "Ackbar", "/updates", "a", "a" ],
);
%mirrors = ();
sub mirror2text { $mirrors{$_[0]} && $mirrors{$_[0]}[0] . '|' . $_[0] }
sub mirrors {
my ($o_distro_type) = @_;
unless (keys %mirrors) {
#- contact the following URL to retrieve list of mirror.
#- http://www.linux-mandrake.com/mirrorsfull.list
require http;
my $f = http::getFile("http://www.linux-mandrake.com/mirrorsfull.list");
local $SIG{ALRM} = sub { die "timeout" };
alarm 60;
my $distro_type = $o_distro_type || 'updates';
my $sub_dir = $distro_type =~ /cooker|community/ ? '' : '/' . version();
foreach (<$f>) {
my ($arch, $url, $dir) = m|$distro_type([^:]*):ftp://([^/]*)(/\S*)| or next;
MDK::Common::System::compat_arch($arch) or
log::l("ignoring updates from $url because of incompatible arch: $arch"), next;
my $land = N("United States");
foreach (keys %url2land) {
my $qu = quotemeta $_;
$url =~ /\.$qu(?:\..*)?$/ and $land = $url2land{$_};
}
$dir =~ s!/RPMS$!!;
$mirrors{$url} = [ $land, $dir . $sub_dir ];
}
http::getFile('/XXX'); #- close connection.
alarm 0;
#- now add static mirror (in case of something wrong happened above).
add2hash(\%mirrors, \%static_mirrors);
}
keys %mirrors;
}
sub bestMirror {
my ($string, $o_distro_type) = @_;
my %mirror2value;
foreach my $url (mirrors($o_distro_type)) {
my $value = 0;
my $cvalue = mirrors($o_distro_type);
$mirror2value{$url} ||= 1 + $cvalue;
foreach (@{$land2tzs{$mirrors{$url}[0]} || []}) {
$_ eq $string and $mirror2value{$url} > $value and $mirror2value{$url} = $value;
(split '/')[0] eq (split '/', $string)[0] and $mirror2value{$url} > $cvalue and $mirror2value{$url} = $cvalue;
++$value;
}
}
my $min_value = min(values %mirror2value);
my @possible = (grep { $mirror2value{$_} == $min_value } keys %mirror2value) x 2; #- increase probability
push @possible, grep { $mirror2value{$_} == 1 + $min_value } keys %mirror2value;
$possible[rand @possible];
}
#- hack to retrieve Mandrakelinux version...
sub version() {
require pkgs;
my $pkg = pkgs::packageByName($::o->{packages}, 'mandrakelinux-release');
$pkg && $pkg->version || '9.1'; #- safe but dangerous ;-)
}
sub dir { $mirrors{$_[0]}[1] }
sub ftp($) { ftp::new($_[0], dir($_[0])) }
sub getFile {
my ($file, $o_host) = @_;
my $host = $o_host || $crypto::host;
my $dir = dir($host);
log::l("getting crypto file $file on directory $dir with login $mirrors{$host}[2]");
my ($ftp, $retr) = ftp::new($host, $dir,
if_($mirrors{$host}[2], $mirrors{$host}[2]),
if_($mirrors{$host}[3], $mirrors{$host}[3])
);
$$retr->close if $$retr;
$$retr = $ftp->retr($file) or ftp::rewindGetFile();
$$retr ||= $ftp->retr($file);
}
sub getPackages {
my ($prefix, $packages, $mirror) = @_;
$crypto::host = $mirror;
#- get pubkey file first as we cannot handle 2 files opened simultaneously.
my $pubkey;
eval {
my $fpubkey = getFile("base/pubkey", $mirror);
$pubkey = [ $packages->parse_armored_file($fpubkey) ];
};
#- check first if there is something to get...
my $fhdlist = getFile("base/hdlist.cz", $mirror);
unless ($fhdlist) {
log::l("no updates available, bailing out");
return;
}
#- extract hdlist of crypto, then depslist.
require pkgs;
my $update_medium = pkgs::psUsingHdlist($prefix, 'ftp', $packages, "hdlist-updates.cz", "1u", "RPMS",
"Updates for Mandrakelinux " . version(), 1, $fhdlist, $pubkey);
if ($update_medium) {
log::l("read updates hdlist");
#- keep in mind where is the URL prefix used according to mirror (for install_any::install_urpmi).
$update_medium->{prefix} = "ftp://$mirror" . dir($mirror);
#- (re-)enable the medium to allow install of package,
#- make it an update medium (for install_any::install_urpmi).
$update_medium->{selected} = 1;
$update_medium->{update} = 1;
#- search for packages to update.
$packages->{rpmdb} ||= pkgs::rpmDbOpen($prefix);
pkgs::selectPackagesToUpgrade($packages, $prefix, $update_medium);
}
return $update_medium;
}
sub get {
my ($mirror, $dir, @files) = @_;
foreach (@files) {
log::l("crypto: downloading $_");
ftp($mirror)->get($_, "$dir/$_")
}
int @files;
}
1;
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