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