# Convert Sources.gz files into Sleepycat db files for efficient usage of
# data
#
-# $Id$
-#
# Copyright (C) 2006 Jeroen van Wolffelaar <jeroen@wolffelaar.nl>
# 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
# 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
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
use strict;
+use lib './lib';
+
+$| = 1;
my $what = $ARGV[0] ? "non-free" : "*";
+# max. distinct results for a given package postfix
+my $MAX_SOURCE_POSTFIXES = 100;
use DB_File;
+use File::Path;
+use Packages::Config qw( $TOPDIR $DBDIR @ARCHIVES @SUITES );
+&Packages::Config::init( './' );
my %sources_small = ();
-
-my @suites = ('oldstable', 'stable', 'testing', 'unstable', 'experimental');
+my %source_names = ();
+my %source_postfixes = ();
$/ = "";
-for my $suite (@suites) {
+-d $DBDIR || mkpath( $DBDIR );
- print "Reading $suite...\n";
+for my $archive (@ARCHIVES) {
+ for my $suite (@SUITES) {
+
+ print "Reading $archive/$suite...\n";
+ my %source_names_suite = ();
my %sources_all_db;
- tie %sources_all_db, "DB_File", "sources_all_$suite.db.new",
+ tie %sources_all_db, "DB_File", "$DBDIR/sources_all_$suite.db.new",
O_RDWR|O_CREAT, 0666, $DB_BTREE
or die "Error creating DB: $!";
- open PKG, "zcat /org/ftp.debian.org/ftp/dists/$suite/$what/source/Sources.gz|";
+ if (!-d "$TOPDIR/archive/$archive/$suite/") {
+ print "\tseems not to exist, skipping...\n";
+ next;
+ }
+ open PKG, "zcat $TOPDIR/archive/$archive/$suite/$what/source/Sources.gz|";
while (<PKG>) {
next if /^\s*$/;
my $data = "";
while (/^(\S+):\s*(.*)\s*$/mg) {
my ($key, $value) = ($1, $2);
$value =~ s/\377/\n /g;
- $data .= "$key: $value\n";
$key =~ tr [A-Z] [a-z];
$data{$key} = $value;
}
- $sources_all_db{"$data{'package'} $data{'version'}"}
- = $data;
+ $source_names{$data{'package'}} = 1;
+ $source_names_suite{$data{'package'}} = 1;
+ delete $data{'binary'};
+
+ $data{files} =~ s/\s*\n\s*/\01/sog;
+ $data{files} =~ s/^\01//sg;
+
my $section = 'main';
- my $subsection = $data{section};
+ my $subsection = $data{section} || '-';
if ($data{section} && ($data{section} =~ m=/=o)) {
($section, $subsection) = split m=/=o, $data{section}, 2;
}
+ $data{'section'} = $section;
+ $data{'subsection'} = $subsection;
+ $data{'priority'} ||= "-";
$sources_small{$data{'package'}} .=
- "$suite $section $subsection $data{'priority'} $data{'version'}\000";
+ "$archive $suite $section $subsection $data{'priority'} $data{'version'}\000";
+
+ while (my ($key, $value) = each (%data)) {
+ next if $key eq 'package' or $key eq 'archive' or $key eq 'suite';
+ print STDERR "WARN: $key ($suite/$archive/$data{package}/$data{architecture}\n" unless defined $value;
+ $data .= "$key\00$value\00";
+ }
+ $data =~ s/.$//so;
+ $sources_all_db{"$archive $suite $data{'package'}"}
+ = $data;
+ }
+ open NAMES, '>>', "$DBDIR/source_names_$suite.txt.new"
+ or die "Error creating source names list: $!";
+ foreach (sort keys %source_names_suite) {
+ print NAMES "$_\n";
}
+ close NAMES;
untie %sources_all_db;
+ }
}
print "Writing databases...\n";
my %sources_small_db;
-tie %sources_small_db, "DB_File", "sources_small.db.new",
+tie %sources_small_db, "DB_File", "$DBDIR/sources_small.db.new",
O_RDWR|O_CREAT, 0666, $DB_BTREE
or die "Error creating DB: $!";
while (my ($k, $v) = each(%sources_small)) {
}
untie %sources_small_db;
-for my $suite (@suites) {
- rename("sources_all_$suite.db.new", "sources_all_$suite.db");
+# package names stuff:
+for my $pkg (keys %source_names) {
+ for (my $i=0;$i<length($pkg)-1;$i++) {
+ my $before = substr($pkg, 0, $i);
+ my $after = substr($pkg, $i);
+ $before = "^" if $before eq ""; # otherwise split doesn't work properly
+ $source_postfixes{$after} .= "$before\0";
+ }
+}
+my %source_postfixes_db;
+tie %source_postfixes_db, "DB_File", "$DBDIR/source_postfixes.db.new",
+ O_RDWR|O_CREAT, 0666, $DB_BTREE
+ or die "Error creating DB: $!";
+while (my ($k, $v) = each(%source_postfixes)) {
+ $v =~ s/.$//s;
+ my $nr = $v;
+ $nr =~ s/[^\000]//g;
+ $nr = length($nr) + 1; # < number of hits
+ if ($nr > $MAX_SOURCE_POSTFIXES) {
+ $v = "\001" . $nr;
+ }
+ $source_postfixes_db{$k} = $v;
+}
+untie %source_postfixes_db;
+
+for my $suite (@SUITES) {
+ rename("$DBDIR/sources_all_$suite.db.new", "$DBDIR/sources_all_$suite.db");
+ rename("$DBDIR/source_names_$suite.txt.new", "$DBDIR/source_names_$suite.txt");
}
-rename("sources_small.db.new", "sources_small.db");
+rename("$DBDIR/sources_small.db.new", "$DBDIR/sources_small.db");
+rename("$DBDIR/source_postfixes.db.new", "$DBDIR/source_postfixes.db");