2 # Convert Packages.gz files into Sleepycat db files for efficient usage of
7 # Copyright (C) 2006 Jeroen van Wolffelaar <jeroen@wolffelaar.nl>
8 # This program is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 my $what = $ARGV[0] ? "non-free" : "*";
26 # max. distinct results for a given package postfix
27 my $MAX_PACKAGE_POSTFIXES = 100;
31 use Packages::Config qw( $TOPDIR $DBDIR @ARCHIVES @SUITES );
32 &Packages::Config::init( './' );
33 my %packages_small = ();
34 my %package_names = ();
35 my %package_postfixes = ();
36 my %sources_packages = ();
37 my %descriptions = ();
38 my @descriptions = ("we count lines one-based\000");
39 my %packages_descriptions = ();
40 my %descriptions_packages = ();
48 for my $archive (@ARCHIVES) {
49 for my $suite (@SUITES) {
51 print "Reading $archive/$suite...\n";
53 tie %packages_all_db, "DB_File", "$DBDIR/packages_all_$suite.db.new",
54 O_RDWR|O_CREAT, 0666, $DB_BTREE
55 or die "Error creating DB: $!";
56 open PKG, "zcat $TOPDIR/archive/$archive/$suite/$what/{,debian-installer/}binary-*/Packages.gz|";
63 while (/^(\S+):\s*(.*)\s*$/mg) {
64 my ($key, $value) = ($1, $2);
65 $value =~ s/\377/\n /g;
66 $key =~ tr [A-Z] [a-z];
70 next if exists($packages_all_db{"$data{'package'} $data{'architecture'} $data{'version'}"});
72 $package_names{$data{'package'}} = 1;
73 my $src = $data{'package'};
75 if ($data{'source'}) {
76 $src = $data{'source'};
78 if $src =~ s/\s+\((.*)\).*//; # strip version info
80 $data{'source'} = $src;
81 $data{'source-version'} = $src_version if $src_version;
82 my $descr = $data{'description'};
84 if (exists($descriptions{$descr})) {
85 $did = $descriptions{$descr};
87 $did = 1 + $#descriptions;
88 $descriptions[$did] = $descr;
89 $descriptions{$descr} = $did;
91 $data{'description'} = $did;
92 $packages_descriptions{"$data{'package'} $data{'version'} $data{'architecture'}"} = $did;
93 $descriptions_packages{$did} .=
94 "$data{'package'} $data{'version'} $data{'architecture'}\000";
99 my $subsection = $data{section} || '-';
100 if ($data{section} && ($data{section} =~ m=/=o)) {
101 ($section, $subsection) = split m=/=o, $data{section}, 2;
102 ($subsection, $section) = split m=/=o, $data{section}, 2
103 if $section eq 'non-US';
105 $data{'section'} = $section;
106 $data{'subsection'} = $subsection;
107 $data{'priority'} ||= '-';
108 $sections{$suite}{$archive}{$section}++;
109 $subsections{$suite}{$archive}{$subsection}++;
110 $priorities{$suite}{$archive}{$data{priority}}++;
111 $packages_small{$data{'package'}} .= "$archive $suite $data{'architecture'} ".
112 "$section $subsection $data{'priority'} $data{'version'} $sdescr\000";
113 $sources_packages{$src} .=
114 "$archive $suite $data{'package'} $data{'version'} $data{'architecture'}\000";
115 $data{archive} = $archive;
116 while (my ($key, $value) = each (%data)) {
117 next if $key eq 'package' or $key eq 'version' or $key eq 'architecture'
118 or $key eq 'maintainer';
119 print STDERR "WARN: $key ($suite/$archive/$data{package}/$data{architecture}\n" unless defined $value;
120 $data .= "$key: $value\n";
122 $packages_all_db{"$data{'package'} $data{'architecture'} $data{'version'}"}
126 untie %packages_all_db;
130 print "Writing databases...\n";
131 my %packages_small_db;
132 tie %packages_small_db, "DB_File", "$DBDIR/packages_small.db.new",
133 O_RDWR|O_CREAT, 0666, $DB_BTREE
134 or die "Error creating DB: $!";
135 while (my ($k, $v) = each(%packages_small)) {
137 $packages_small_db{$k} = $v;
139 untie %packages_small_db;
141 my %sources_packages_db;
142 tie %sources_packages_db, "DB_File", "$DBDIR/sources_packages.db.new",
143 O_RDWR|O_CREAT, 0666, $DB_BTREE
144 or die "Error creating DB: $!";
145 while (my ($k, $v) = each(%sources_packages)) {
147 $sources_packages_db{$k} = $v;
149 untie %sources_packages_db;
151 my %packages_descriptions_db;
152 tie %packages_descriptions_db, "DB_File", "$DBDIR/packages_descriptions.db.new",
153 O_RDWR|O_CREAT, 0666, $DB_BTREE
154 or die "Error creating DB: $!";
155 while (my ($k, $v) = each(%packages_descriptions)) {
156 $packages_descriptions_db{$k} = $v;
158 untie %packages_descriptions_db;
160 my %descriptions_packages_db;
161 tie %descriptions_packages_db, "DB_File", "$DBDIR/descriptions_packages.db.new",
162 O_RDWR|O_CREAT, 0666, $DB_BTREE
163 or die "Error creating DB: $!";
164 while (my ($k, $v) = each(%descriptions_packages)) {
166 $descriptions_packages_db{$k} = $v;
168 untie %descriptions_packages_db;
171 tie %descriptions_db, "DB_File", "$DBDIR/descriptions.db.new",
172 O_RDWR|O_CREAT, 0666, $DB_BTREE
173 or die "Error creating DB: $!";
174 open DESCR, ">", "$DBDIR/descriptions.txt" or die "Error creating descriptions textfile";
175 for (my $i=1; $i<= $#descriptions; $i++) {
176 my $plain_description = $descriptions[$i];
177 $plain_description =~ s/\n .\n/ /og;
178 $plain_description =~ s/[\n \t]+/ /og;
179 print DESCR "$plain_description\n";
180 $descriptions_db{$i} = $descriptions[$i];
183 untie %descriptions_db;
185 # package names stuff:
186 for my $pkg (keys %package_names) {
187 for (my $i=0;$i<length($pkg)-1;$i++) {
188 my $before = substr($pkg, 0, $i);
189 my $after = substr($pkg, $i);
190 $before = "^" if $before eq ""; # otherwise split doesn't work properly
191 $package_postfixes{$after} .= "$before\0";
194 my %package_postfixes_db;
195 tie %package_postfixes_db, "DB_File", "$DBDIR/package_postfixes.db.new",
196 O_RDWR|O_CREAT, 0666, $DB_BTREE
197 or die "Error creating DB: $!";
198 while (my ($k, $v) = each(%package_postfixes)) {
202 $nr = length($nr) + 1; # < number of hits
203 if ($nr > $MAX_PACKAGE_POSTFIXES) {
206 $package_postfixes_db{$k} = $v;
208 untie %package_postfixes_db;
210 store \%sections, "$DBDIR/sections.info";
211 store \%subsections, "$DBDIR/subsections.info";
212 store \%priorities, "$DBDIR/priorities.info";
214 rename("$DBDIR/packages_small.db.new", "$DBDIR/packages_small.db");
215 rename("$DBDIR/sources_packages.db.new", "$DBDIR/sources_packages.db");
216 for my $suite (@SUITES) {
217 rename("$DBDIR/packages_all_$suite.db.new",
218 "$DBDIR/packages_all_$suite.db");
220 rename("$DBDIR/packages_descriptions.db.new",
221 "$DBDIR/packages_descriptions.db");
222 rename("$DBDIR/descriptions_packages.db.new",
223 "$DBDIR/descriptions_packages.db");
224 rename("$DBDIR/descriptions.txt.new", "$DBDIR/descriptions.txt");
225 rename("$DBDIR/descriptions.db.new", "$DBDIR/descriptions.db");
226 rename("$DBDIR/package_postfixes.db.new", "$DBDIR/package_postfixes.db");