scanlib.pm

   1 #! /usr/bin/perl
   2 # vim: ts=8 sw=8 nowrap
   3 #
   4 # General functions for scanning the BTS-database.
   5 # Based on bugscan, written by Richard Braakman <dark@debian.org>,
   6 # which was based on an unknown other script.
   7 #
   8 # Global variables:
   9 #   %maintainer     - map from packagename to maintainer
  10 #   %section        - map from packagename to section in the FTP-site
  11 #   %packagelist    - map from packagename to bugreports
  12
  13 use warnings;
  14 use strict;
  15
  16 use lib qw(/org/bugs.debian.org/perl);
  17 use LWP::UserAgent;
  18 use Debbugs::MIME qw(decode_rfc1522 encode_rfc1522);
  19 use Debbugs::Packages;
  20 use Debbugs::Versions;
  21 use Debbugs::Status;
  22 use Fcntl qw(O_RDONLY);
  23 use IO::File;
  24 use IO::Dir;
  25
  26 use File::Basename;
  27 use lib dirname(__FILE__);
  28 use bugcfg;
  29
  30 package scanlib;
  31
  32 our (%maintainer,%section,%packagelist,%debbugssection,%bugs);
  33
  34
  35 # Read the list of maintainer
  36 sub readmaintainers() {
  37         my $pkg;                                        # Name of package
  38         my $mnt;                                        # Maintainer name & email
  39
  40         open(M, $bugcfg::maintainerlist) or die "open $bugcfg::maintainerlist: $!\n";
  41         while (<M>) {
  42                 chomp;
  43                 m/^(\S+)\s+(\S.*\S)\s*$/ or die "Maintainers: $_ ?";
  44                 ($pkg, $mnt) = ($1, $2);
  45                 $pkg =~ y/A-Z/a-z/;                     # Normalize package-name. why???
  46                 $_=$mnt;
  47                 if (not m/</) {
  48                         $mnt="$2 <$1>" if ( m/(\S+)\s+\(([^)]+)\)/ );
  49                 }
  50                 $maintainer{$pkg}= $mnt;
  51         }
  52         close(M);
  53 }
  54
  55
  56 sub readsources {
  57     my ($root,$archive) = @_;
  58
  59         for my $sect (@bugcfg::sections) {
  60                 open(P, "zcat $root/$sect/source/Sources.gz|")
  61                         or die open "open: $sect sourcelist: $!\n";
  62                 while (<P>) {
  63                         chomp;
  64                         next unless m/^Package:\s/;
  65                         s/^Package:\s*//;                       # Strip the fieldname
  66                         $section{$_} = "$archive/$sect";
  67                 }
  68                 close (P);
  69         }
  70 }
  71
  72 sub readpackages {
  73     my ($root,$archive) = @_;
  74         for my $arch ( @bugcfg::architectures ) {
  75                 for my $sect ( @bugcfg::sections) {
  76                         open(P, "zcat $root/$sect/binary-$arch/Packages.gz|")
  77                                 or die "open: $root/$sect/binary-$arch/Packages.gz: $!\n";
  78                         while (<P>) {
  79                                 chomp;
  80                                 next unless m/^Package:\s/;     # We're only interested in the packagenames
  81                                 s/^Package:\s*//;                       # Strip the fieldname
  82                                 $section{$_} = "$archive/$sect";
  83                                 print "$root/$sect/binary-$arch/Packages.gz\n" if ($_ eq 'xtla');
  84                         }
  85                         close(P);
  86                 }
  87         }
  88     # handle the source packages
  89     for my $sect (@bugcfg::sections) {
  90         my $fh;
  91         open($fh,'-|','zcat',"$root/$sect/source/Sources.gz") or
  92             die "Unable to open zcat $root/$sect/source/Sources.gz for reading: $!";
  93         while (<$fh>) {
  94             chomp;
  95             next unless m/^Package:\s/; # We're only interested in the packagenames
  96             s/^Package:\s*//;                   # Strip the fieldname
  97             $section{$_} = "$archive/$sect";
  98         }
  99     }
 100 }
 101
 102 sub readdebbugssources {
 103     my ($file,$archive) = @_;
 104
 105         open(P, $file)
 106                 or die "open: $file: $!\n";
 107         while (<P>) {
 108                 chomp;
 109                 my ($host, $bin, $sect, $ver, $src) = split /\s+/;
 110                 my $sectname = ($sect =~ /^\Q$archive/) ? $sect : "$archive/$sect";
 111                 $debbugssection{$bin} = $sectname;
 112                 $debbugssection{$src} = $sectname;
 113         }
 114         close(P);
 115 }
 116
 117 sub readpseudopackages() {
 118         open(P, $bugcfg::pseudolist) or die("open $bugcfg::pseudolist: $!\n");
 119         while (<P>) {
 120                 chomp;
 121                 s/\s.*//;
 122                 $section{$_} = "pseudo";
 123         }
 124         close(P);
 125 }
 126
 127
 128 sub scanspool() {
 129         my @dirs;
 130         my $dir;
 131
 132         chdir($bugcfg::spooldir) or die "chdir $bugcfg::spooldir: $!\n";
 133
 134         opendir(DIR, $bugcfg::spooldir) or die "opendir $bugcfg::spooldir: $!\n";
 135         @dirs=grep(m/^\d+$/,readdir(DIR));
 136         closedir(DIR);
 137
 138         for $dir (@dirs) {
 139                 scanspooldir("$bugcfg::spooldir/$dir");
 140         }
 141
 142 }
 143
 144 sub scanspooldir {
 145         my ($dir,$bugs) = @_;
 146         my $skip;               # Flow control
 147         my $walk;               # index variable
 148         my $taginfo;    # Tag info
 149
 150         my @archs_with_source = ( @bugcfg::architectures, 'source' );
 151
 152 #       chdir($dir) or die "chdir $dir: $!\n";
 153
 154         my $d = IO::Dir->new($dir) or die "Unable to opendir: $dir $!\n";
 155         my @list = grep { s/\.summary$// }
 156         grep { m/^\d+\.summary$/ }
 157         $d->read;
 158         $d->close;
 159
 160         for my $f (@list) {
 161                 my $bug = Debbugs::Status::read_bug(summary => "$f.summary");
 162                 next if (!defined($bug));
 163
 164                 my $bi = {
 165                         number => $f,
 166                         subject => $bug->{'subject'},
 167                         package => $bug->{'package'}
 168                 };
 169
 170                 $skip=1;
 171                 for $walk (@bugcfg::priorities) {
 172                         $skip=0 if $walk eq $bug->{'severity'};
 173                 }
 174
 175                 my @tags = split(' ', $bug->{'keywords'});
 176                 for my $tag (@tags) {
 177                         for my $s (@bugcfg::skiptags) {
 178                                 $skip=1 if $tag eq $s;
 179                         }
 180                 }
 181                 next if $skip==1;
 182
 183                 my %disttags = ();
 184         for my $release (qw(oldstable stable testing unstable)) {
 185             $disttags{$release}    = grep(/^$bugcfg::debian_releases->{$release}$/, @tags);
 186         }
 187                 $disttags{'experimental'} = grep(/^experimental$/, @tags);
 188
 189                 # default according to vorlon 2007-06-17
 190                 if (!$disttags{'oldstable'} && !$disttags{'stable'} && !$disttags{'testing'} && !$disttags{'unstable'} && !$disttags{'experimental'}) {
 191                         $disttags{'stable'} = 1;
 192                         $disttags{'testing'} = 1;
 193                         $disttags{'unstable'} = 1;
 194                         $disttags{'experimental'} = 1;
 195                 }
 196
 197                 if (defined($section{$bug->{'package'}}) && $section{$bug->{'package'}} eq 'pseudo') {
 198                         # versioning information makes no sense for pseudo packages,
 199                         # just use the tags
 200                         for my $dist (qw(oldstable stable testing unstable experimental)) {
 201                                 $bi->{$dist} = $disttags{$dist};
 202                         }
 203                         next if (length($bug->{'done'}));
 204                 } else {
 205                         my $affects_any = 0;
 206
 207                         # only bother to check the versioning status for the distributions indicated by the tags
 208                         for my $dist (qw(oldstable stable testing unstable experimental)) {
 209                                 local $SIG{__WARN__} = sub {};
 210
 211                                 $bi->{$dist} = 0;
 212                                 next if (!$disttags{$dist});
 213
 214                                 my $presence = Debbugs::Status::bug_presence(
 215                                         bug => $f,
 216                                         status => $bug,
 217                                         dist => $dist,
 218                                         arch => \@archs_with_source
 219                                 );
 220
 221                                 # ignore bugs that are absent/fixed in this distribution, include everything
 222                                 # else (that is, "found" which says that the bug is present, and undef, which
 223                                 # indicates that no versioning information is present and it's not closed
 224                                 # unversioned)
 225                                 if (!defined($presence) || ($presence ne 'absent' && $presence ne 'fixed')) {
 226                                         $bi->{$dist} = 1;
 227                                         $affects_any = 1;
 228                                 }
 229                         }
 230
 231                         next if !$affects_any;
 232                 }
 233
 234                 for my $keyword (qw(pending patch help moreinfo unreproducible security upstream),
 235                          map {$bugcfg::debian_releases->{$_}.'-ignore'} keys %{$bugcfg::debian_releases}) {
 236                         $bi->{$keyword} = grep(/^$keyword$/, @tags);
 237                 }
 238
 239                 if (length($bug->{'mergedwith'})) {
 240                         my @merged = split(' ', $bug->{'mergedwith'});
 241                         next if ($merged[0] < $f);
 242                 }
 243
 244                 for my $package (split /[,\s]+/, $bug->{'package'}) {
 245                         $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._:a-z0-9]/;
 246                         push @{$packagelist{$_}}, $f;
 247                 }
 248
 249                 my $taginfo = get_taginfo($bi);
 250                 my $relinfo = get_relinfo($bi);
 251
 252                 $bugs->{$f} = $bi;
 253         }
 254     return $bugs;
 255 }
 256
 257
 258 sub readstatus {
 259     my $filename = shift;
 260         open STATUS, "<", $filename
 261                 or die "$filename: $!";
 262
 263     while (1) {
 264                 my $type = <STATUS>;
 265         last if not defined $type;
 266         chomp $type;
 267                 if ($type eq 'package') {
 268                         chomp (my $package = <STATUS>);
 269                         chomp (my $section = <STATUS>);
 270                         chomp (my $maintainer = <STATUS>);
 271                         my $blank = <STATUS>;
 272
 273                         $section{$package} = $section;
 274                         $maintainer{$package} = $maintainer;
 275                 }
 276                 if ($type eq 'bug') {
 277                         my $bug = {};
 278                         while (1) {
 279                                 my $line = <STATUS>;
 280                                 last if ($line !~ /^(.*?)=(.*)$/);
 281
 282                                 $bug->{$1} = $2;
 283                         }
 284                         $bugs{$bug->{'number'}} = $bug;
 285
 286                         for my $package (split /[,\s]+/, $bug->{'package'}) {
 287                                 $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._:a-z0-9]/;
 288                                 push @{$packagelist{$_}}, $bug->{'number'};
 289                         }
 290                 }
 291                 last if ($type eq 'end');
 292         }
 293         close(STATUS);
 294 }
 295
 296
 297 sub urlsanit {
 298         my $url = shift;
 299         $url =~ s/%/%25/g;
 300         $url =~ s/\+/%2b/g;
 301         my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 302         $url =~ s/([<>&"])/\&$saniarray{$1};/g;
 303         return $url;
 304 }
 305
 306 sub htmlsanit {
 307     my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 308     my $in = shift || "";
 309     $in =~ s/([<>&"])/\&$saniarray{$1};/g;
 310     return $in;
 311 }
 312
 313 sub wwwnumber() {
 314         my $number = shift;             # Number of bug to html-ize
 315
 316         "<A HREF=\"http://bugs.debian.org/cgi-bin/bugreport.cgi?archive=no&amp;bug=" .
 317                 urlsanit($number) . '">' . htmlsanit($number) . '</A>';
 318 }
 319
 320 sub wwwname() {
 321         my $name = shift;                       # Name of package
 322
 323         "<A HREF=\"http://bugs.debian.org/cgi-bin/pkgreport.cgi?archive=no&amp;pkg=" .
 324                 urlsanit($name) . '">' . htmlsanit($name) . '</A>';
 325 }
 326
 327 sub check_worry {
 328         my ($bi) = @_;
 329
 330         return ($bi->{'testing'} && !$bi->{$bugcfg::debian_releases->{testing}.'-ignore'});
 331 }
 332
 333 sub check_worry_stable {
 334         my ($bi) = @_;
 335
 336         return ($bi->{'stable'} && !$bi->{$bugcfg::debian_releases->{stable}.'-ignore'});
 337 }
 338
 339 sub check_worry_unstable {
 340         my ($bi) = @_;
 341
 342         return ($bi->{'unstable'});
 343 }
 344
 345 sub get_taginfo {
 346     my $bi = shift;
 347
 348         my $taginfo = "";
 349         $taginfo .= $bi->{'pending'}        ? "P" : " ";
 350         $taginfo .= $bi->{'patch'}          ? "+" : " ";
 351         $taginfo .= $bi->{'help'}           ? "H" : " ";
 352         $taginfo .= $bi->{'moreinfo'}       ? "M" : " ";
 353         $taginfo .= $bi->{'unreproducible'} ? "R" : " ";
 354         $taginfo .= $bi->{'security'}       ? "S" : " ";
 355         $taginfo .= $bi->{'upstream'}       ? "U" : " ";
 356         $taginfo .= ($bi->{$bugcfg::debian_releases->{stable}.'-ignore'} || $bi->{$bugcfg::debian_releases->{testing}.'-ignore'}) ? "I" : " ";
 357
 358         return $taginfo;
 359 }
 360
 361 sub get_relinfo {
 362     my $bi = shift;
 363
 364     my $relinfo = "";
 365         for my $dist (qw(oldstable stable testing unstable experimental)) {
 366             $relinfo .= uc(substr($dist, 0, 1)) if $bi->{$dist};
 367         }
 368
 369         return $relinfo;
 370 }
 371
 372
 373 1;