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#!/usr/bin/perl -w
BEGIN {
unshift @INC, ($::ENV{"BUILD_DIR"} || "/usr/lib/build");
}
use strict;
use Digest::MD5;
use File::Path;
use Getopt::Long;
use Build ':deb';
use Build::Deb;
use Build::Debrepo;
Getopt::Long::Configure("no_ignore_case");
#
# supported urls
#
# distribution: <baseurl>/<dist>/[components]
# flat repo: <baseurl>/.
my $cachedir = "/var/cache/build";
my $archpath;
GetOptions('cachedir=s' => \$cachedir, 'archpath=s' => \$archpath) or exit(1);
if (!$archpath) {
$archpath = `uname -p` || 'unknown';
chomp $archpath;
}
my $basearch = $archpath;
$basearch =~ s/:.*//;
$basearch = Build::Deb::basearch($basearch);
my $pkgnum = 0;
for my $url (@ARGV) {
die("$url: not an remote debian repo\n") unless $url =~ /^(:?ftps?|https?):\/\/([^\/]*)\/?/;
my $repoid = Digest::MD5::md5_hex($url);
my $dir = "$cachedir/$repoid";
my @components;
my $baseurl = $url;
if ($url =~ /^(.*\/)\.(\/.*)?$/) {
# flat repo
$baseurl = $1;
@components = ('.');
$url = defined($2) ? "$1$2" : $1;
$url .= '/' unless $url =~ /\/$/;
} else {
if ($url =~ /([^\/]+)$/) {
@components = split(/[,+]/, $1);
$url =~ s/([^\/]+)$//;
}
push @components, 'main' unless @components;
$url .= '/' unless $url =~ /\/$/;
$baseurl = $url;
$url =~ s/([^\/]+\/)$/dists\/$1/;
$baseurl =~ s/([^\/]+\/)$//;
}
File::Path::mkpath($dir);
for my $component (@components) {
unlink("$dir/Packages.gz");
if ($component eq '.') {
system($INC[0]."/download", $dir, "${url}Packages.gz");
die("Packages.gz missing\n") unless -s "$dir/Packages.gz";
} else {
system($INC[0]."/download", $dir, "$url$component/binary-$basearch/Packages.gz");
die("Packages.gz missing for basearch $basearch, component $component\n") unless -s "$dir/Packages.gz";
}
Build::Debrepo::parse("$dir/Packages.gz", sub {
$pkgnum++;
$_[0]->{'id'} = "$pkgnum/0/0";
Build::writedeps(\*STDOUT, $_[0], $baseurl);
}, 'addselfprovides' => 1);
}
}
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