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                         }
  87                         close(P);
  88                 }
  89         }
  90 }
  91
  92 sub readdebbugssources() {
  93         my $file;
  94         my $archive;
  95
  96         $file=shift;
  97         $archive=shift;
  98         open(P, $file)
  99                 or die "open: $file: $!\n";
 100         while (<P>) {
 101                 chomp;
 102                 my ($host, $bin, $sect, $ver, $src) = split /\s+/;
 103                 my $sectname = ($sect =~ /^\Q$archive/) ? $sect : "$archive/$sect";
 104                 $debbugssection{$bin} = $sectname;
 105                 $debbugssection{$src} = $sectname;
 106         }
 107         close(P);
 108 }
 109
 110 sub readpseudopackages() {
 111         open(P, $bugcfg::pseudolist) or die("open $bugcfg::pseudolist: $!\n");
 112         while (<P>) {
 113                 chomp;
 114                 s/\s.*//;
 115                 $section{$_} = "pseudo";
 116         }
 117         close(P);
 118 }
 119
 120
 121 sub scanspool() {
 122         my @dirs;
 123         my $dir;
 124
 125         chdir($bugcfg::spooldir) or die "chdir $bugcfg::spooldir: $!\n";
 126
 127         opendir(DIR, $bugcfg::spooldir) or die "opendir $bugcfg::spooldir: $!\n";
 128         @dirs=grep(m/^\d+$/,readdir(DIR));
 129         closedir(DIR);
 130
 131         for $dir (@dirs) {
 132                 scanspooldir("$bugcfg::spooldir/$dir");
 133         }
 134
 135 }
 136
 137 sub scanspooldir() {
 138         my ($dir)               = @_;
 139         my $f;                  # While we're currently processing
 140         my @list;               # List of files to process
 141         my $skip;               # Flow control
 142         my $walk;               # index variable
 143         my $taginfo;    # Tag info
 144
 145         chdir($dir) or die "chdir $dir: $!\n";
 146
 147         opendir(DIR, $dir) or die "opendir $dir: $!\n";
 148         @list = grep { s/\.summary$// }
 149                         grep { m/^\d+\.summary$/ }
 150                         readdir(DIR);
 151         closedir(DIR);
 152
 153         for $f (@list) {
 154                 my $bug = Debbugs::Status::read_bug(summary => "$f.summary");
 155                 next if (!defined($bug));
 156
 157                 my $bi = {
 158                         number => $f,
 159                         subject => $bug->{'subject'},
 160                         package => $bug->{'package'}
 161                 };
 162
 163                 $skip=1;
 164                 for $walk (@bugcfg::priorities) {
 165                         $skip=0 if $walk eq $bug->{'severity'};
 166                 }
 167
 168                 my @tags = split(' ', $bug->{'keywords'});
 169                 for my $tag (@tags) {
 170                         for my $s (@bugcfg::skiptags) {
 171                                 $skip=1 if $tag eq $s;
 172                         }
 173                 }
 174                 next if $skip==1;
 175
 176                 my %disttags = ();
 177                 $disttags{'oldstable'}    = grep(/^sarge$/, @tags);
 178                 $disttags{'stable'}       = grep(/^etch$/, @tags);
 179                 $disttags{'testing'}      = grep(/^lenny$/, @tags);
 180                 $disttags{'unstable'}     = grep(/^sid$/, @tags);
 181                 $disttags{'experimental'} = grep(/^experimental$/, @tags);
 182
 183                 # default according to dondelelcaro 2006-11-11
 184                 if (!$disttags{'oldstable'} && !$disttags{'stable'} && !$disttags{'testing'} && !$disttags{'unstable'} && !$disttags{'experimental'}) {
 185                         $disttags{'testing'} = 1;
 186                         $disttags{'unstable'} = 1;
 187                         $disttags{'experimental'} = 1;
 188                 }
 189
 190                 if (defined($section{$bug->{'package'}}) && $section{$bug->{'package'}} eq 'pseudo') {
 191                         # versioning information makes no sense for pseudo packages,
 192                         # just use the tags
 193                         for my $dist qw(oldstable stable testing unstable experimental) {
 194                                 $bi->{$dist} = $disttags{$dist};
 195                         }
 196                         next if (length($bug->{'done'}));
 197                 } else {
 198                         my $affects_any = 0;
 199
 200                         # only bother to check the versioning status for the distributions indicated by the tags
 201                         for my $dist qw(oldstable stable testing unstable experimental) {
 202                                 local $SIG{__WARN__} = sub {};
 203
 204                                 $bi->{$dist} = 0;
 205                                 next if (!$disttags{$dist});
 206
 207                                 my $presence = Debbugs::Status::bug_presence(
 208                                         bug => $f,
 209                                         status => $bug,
 210                                         dist => $dist,
 211                                         arch => \@bugcfg::architectures
 212                                 );
 213
 214                                 # ignore bugs that are absent/fixed in this distribution, include everything
 215                                 # else (that is, "found" which says that the bug is present, and undef, which
 216                                 # indicates that no versioning information is present and it's not closed
 217                                 # unversioned)
 218                                 if (!defined($presence) || ($presence ne 'absent' && $presence ne 'fixed')) {
 219                                         $bi->{$dist} = 1;
 220                                         $affects_any = 1;
 221                                 }
 222                         }
 223
 224                         next if !$affects_any;
 225                 }
 226
 227                 for my $keyword qw(pending patch help moreinfo unreproducible security upstream etch-ignore lenny-ignore) {
 228                         $bi->{$keyword} = grep(/^$keyword$/, @tags);
 229                 }
 230
 231                 if (length($bug->{'mergedwith'})) {
 232                         my @merged = split(' ', $bug->{'mergedwith'});
 233                         next if ($merged[0] < $f);
 234                 }
 235
 236                 for my $package (split /[,\s]+/, $bug->{'package'}) {
 237                         $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._a-z0-9]/;
 238                         push @{$packagelist{$_}}, $f;
 239                 }
 240
 241                 my $taginfo = get_taginfo($bi);
 242                 my $relinfo = get_relinfo($bi);
 243
 244                 $bugs{$f} = $bi;
 245         }
 246 }
 247
 248
 249 sub readstatus() {
 250     my $filename = shift;
 251         open STATUS, "<", $filename
 252                 or die "$filename: $!";
 253
 254     while (1) {
 255                 chomp (my $type = <STATUS>);
 256                 if ($type eq 'package') {
 257                         chomp (my $package = <STATUS>);
 258                         chomp (my $section = <STATUS>);
 259                         chomp (my $maintainer = <STATUS>);
 260                         my $blank = <STATUS>;
 261
 262                         $section{$package} = $section;
 263                         $maintainer{$package} = $maintainer;
 264                 }
 265                 if ($type eq 'bug') {
 266                         my $bug = {};
 267                         while (1) {
 268                                 my $line = <STATUS>;
 269                                 last if ($line !~ /^(.*?)=(.*)$/);
 270
 271                                 $bug->{$1} = $2;
 272                         }
 273                         $bugs{$bug->{'number'}} = $bug;
 274
 275                         for my $package (split /[,\s]+/, $bug->{'package'}) {
 276                                 $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._a-z0-9]/;
 277                                 push @{$packagelist{$_}}, $bug->{'number'};
 278                         }
 279                 }
 280                 last if ($type eq 'end');
 281         }
 282         close(STATUS);
 283 }
 284
 285
 286 sub urlsanit {
 287         my $url = shift;
 288         $url =~ s/%/%25/g;
 289         $url =~ s/\+/%2b/g;
 290         my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 291         $url =~ s/([<>&"])/\&$saniarray{$1};/g;
 292         return $url;
 293 }
 294
 295 sub htmlsanit {
 296     my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 297     my $in = shift || "";
 298     $in =~ s/([<>&"])/\&$saniarray{$1};/g;
 299     return $in;
 300 }
 301
 302 sub wwwnumber() {
 303         my $number = shift;             # Number of bug to html-ize
 304
 305         "<A HREF=\"http://bugs.debian.org/cgi-bin/bugreport.cgi?archive=no&amp;bug=" .
 306                 urlsanit($number) . '">' . htmlsanit($number) . '</A>';
 307 }
 308
 309 sub wwwname() {
 310         my $name = shift;                       # Name of package
 311
 312         "<A HREF=\"http://bugs.debian.org/cgi-bin/pkgreport.cgi?archive=no&amp;pkg=" .
 313                 urlsanit($name) . '">' . htmlsanit($name) . '</A>';
 314 }
 315
 316 sub check_worry {
 317         my ($bi) = @_;
 318
 319         return ($bi->{'testing'} && !$bi->{'lenny-ignore'});
 320 }
 321
 322 sub check_worry_stable {
 323         my ($bi) = @_;
 324
 325         return ($bi->{'stable'} && !$bi->{'etch-ignore'});
 326 }
 327
 328 sub get_taginfo {
 329     my $bi = shift;
 330
 331         my $taginfo = "";
 332         $taginfo .= $bi->{'pending'}        ? "P" : " ";
 333         $taginfo .= $bi->{'patch'}          ? "+" : " ";
 334         $taginfo .= $bi->{'help'}           ? "H" : " ";
 335         $taginfo .= $bi->{'moreinfo'}       ? "M" : " ";
 336         $taginfo .= $bi->{'unreproducible'} ? "R" : " ";
 337         $taginfo .= $bi->{'security'}       ? "S" : " ";
 338         $taginfo .= $bi->{'upstream'}       ? "U" : " ";
 339         $taginfo .= ($bi->{'etch-ignore'} || $bi->{'lenny-ignore'}) ? "I" : " ";
 340
 341         return $taginfo;
 342 }
 343
 344 sub get_relinfo {
 345     my $bi = shift;
 346
 347     my $relinfo = "";
 348         for my $dist qw(oldstable stable testing unstable experimental) {
 349             $relinfo .= uc(substr($dist, 0, 1)) if $bi->{$dist};
 350         }
 351
 352         return $relinfo;
 353 }
 354
 355
 356 1;