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 IO::Uncompress::AnyUncompress;
  23 use Fcntl qw(O_RDONLY);
  24
  25 use File::Basename;
  26 use lib dirname(__FILE__);
  27 use bugcfg;
  28
  29 package scanlib;
  30
  31 our (%maintainer,%section,%packagelist,%debbugssection,%bugs);
  32
  33
  34 # Read the list of maintainer
  35 sub readmaintainers() {
  36         my $pkg;                                        # Name of package
  37         my $mnt;                                        # Maintainer name & email
  38
  39         open(M, $bugcfg::maintainerlist) or die "open $bugcfg::maintainerlist: $!\n";
  40         while (<M>) {
  41                 chomp;
  42                 m/^(\S+)\s+(\S.*\S)\s*$/ or die "Maintainers: $_ ?";
  43                 ($pkg, $mnt) = ($1, $2);
  44                 $pkg =~ y/A-Z/a-z/;                     # Normalize package-name. why???
  45                 $_=$mnt;
  46                 if (not m/</) {
  47                         $mnt="$2 <$1>" if ( m/(\S+)\s+\(([^)]+)\)/ );
  48                 }
  49                 $maintainer{$pkg}= $mnt;
  50         }
  51         close(M);
  52 }
  53
  54 sub glob_compressed_fh {
  55     my ($fn) = @_;
  56     $fn = (grep { -f $_ } glob $fn)[0];
  57     my $fh = IO::Uncompress::AnyUncompress->new($fn) or
  58         die "Unable to open $fn for reading: $!";
  59     return $fh;
  60 }
  61
  62
  63 sub readsources {
  64     my ($root,$archive) = @_;
  65
  66         for my $sect (@bugcfg::sections) {
  67         my $p = glob_compressed_fh("$root/$sect/source/Sources.*");
  68                 while (<$p>) {
  69                         chomp;
  70                         next unless m/^Package:\s/;
  71                         s/^Package:\s*//;                       # Strip the fieldname
  72                         $section{$_} = "$archive/$sect";
  73                 }
  74                 close ($p);
  75         }
  76 }
  77
  78 sub readpackages {
  79     my ($root,$archive) = @_;
  80         for my $arch ( @bugcfg::architectures ) {
  81                 for my $sect ( @bugcfg::sections) {
  82             my $p = glob_compressed_fh("$root/$sect/binary-$arch/Packages.*");
  83                         while (<$p>) {
  84                                 chomp;
  85                                 next unless m/^Package:\s/;     # We're only interested in the packagenames
  86                                 s/^Package:\s*//;                       # Strip the fieldname
  87                                 $section{$_} = "$archive/$sect";
  88                                 print "$root/$sect/binary-$arch/Packages.gz\n" if ($_ eq 'xtla');
  89                         }
  90                         close($p);
  91                 }
  92         }
  93     # handle the source packages
  94     for my $sect (@bugcfg::sections) {
  95         my $fh = glob_compressed_fh("$root/$sect/source/Sources.*");
  96         while (<$fh>) {
  97             chomp;
  98             next unless m/^Package:\s/; # We're only interested in the packagenames
  99             s/^Package:\s*//;                   # Strip the fieldname
 100             $section{$_} = "$archive/$sect";
 101         }
 102     }
 103 }
 104
 105 sub readdebbugssources {
 106     my ($file,$archive) = @_;
 107
 108         open(P, $file)
 109                 or die "open: $file: $!\n";
 110         while (<P>) {
 111                 chomp;
 112                 my ($host, $bin, $sect, $ver, $src) = split /\s+/;
 113                 my $sectname = ($sect =~ /^\Q$archive/) ? $sect : "$archive/$sect";
 114                 $debbugssection{$bin} = $sectname;
 115                 $debbugssection{$src} = $sectname;
 116         }
 117         close(P);
 118 }
 119
 120 sub readpseudopackages() {
 121         open(P, $bugcfg::pseudolist) or die("open $bugcfg::pseudolist: $!\n");
 122         while (<P>) {
 123                 chomp;
 124                 s/\s.*//;
 125                 $section{$_} = "pseudo";
 126         }
 127         close(P);
 128 }
 129
 130
 131 sub scanspool() {
 132         my @dirs;
 133         my $dir;
 134
 135         chdir($bugcfg::spooldir) or die "chdir $bugcfg::spooldir: $!\n";
 136
 137         opendir(DIR, $bugcfg::spooldir) or die "opendir $bugcfg::spooldir: $!\n";
 138         @dirs=grep(m/^\d+$/,readdir(DIR));
 139         closedir(DIR);
 140
 141         for $dir (@dirs) {
 142                 scanspooldir("$bugcfg::spooldir/$dir");
 143         }
 144
 145 }
 146
 147 sub scanspooldir {
 148         my ($dir)               = @_;
 149         my $f;                  # While we're currently processing
 150         my @list;               # List of files to process
 151         my $skip;               # Flow control
 152         my $walk;               # index variable
 153         my $taginfo;    # Tag info
 154
 155         my @archs_with_source = ( @bugcfg::architectures, 'source' );
 156
 157         chdir($dir) or die "chdir $dir: $!\n";
 158
 159         opendir(DIR, $dir) or die "opendir $dir: $!\n";
 160         @list = grep { s/\.summary$// }
 161                         grep { m/^\d+\.summary$/ }
 162                         readdir(DIR);
 163         closedir(DIR);
 164
 165         for $f (@list) {
 166                 my $bug = Debbugs::Status::read_bug(summary => "$f.summary");
 167                 next if (!defined($bug));
 168
 169                 my $bi = {
 170                         number => $f,
 171                         subject => $bug->{'subject'},
 172                         package => $bug->{'package'}
 173                 };
 174
 175                 $skip=1;
 176                 for $walk (@bugcfg::priorities) {
 177                         $skip=0 if $walk eq $bug->{'severity'};
 178                 }
 179
 180                 my @tags = split(' ', $bug->{'keywords'});
 181                 for my $tag (@tags) {
 182                         for my $s (@bugcfg::skiptags) {
 183                                 $skip=1 if $tag eq $s;
 184                         }
 185                 }
 186                 next if $skip==1;
 187
 188                 my %disttags = ();
 189         for my $release (qw(oldstable stable testing unstable)) {
 190             $disttags{$release}    = grep(/^$bugcfg::debian_releases->{$release}$/, @tags);
 191         }
 192                 $disttags{'experimental'} = grep(/^experimental$/, @tags);
 193
 194                 # default according to vorlon 2007-06-17
 195                 if (!$disttags{'oldstable'} && !$disttags{'stable'} && !$disttags{'testing'} && !$disttags{'unstable'} && !$disttags{'experimental'}) {
 196                         $disttags{'stable'} = 1;
 197                         $disttags{'testing'} = 1;
 198                         $disttags{'unstable'} = 1;
 199                         $disttags{'experimental'} = 1;
 200                 }
 201
 202                 if (defined($section{$bug->{'package'}}) && $section{$bug->{'package'}} eq 'pseudo') {
 203                         # versioning information makes no sense for pseudo packages,
 204                         # just use the tags
 205                         for my $dist (qw(oldstable stable testing unstable experimental)) {
 206                                 $bi->{$dist} = $disttags{$dist};
 207                         }
 208                         next if (length($bug->{'done'}));
 209                 } else {
 210                         my $affects_any = 0;
 211
 212                         # only bother to check the versioning status for the distributions indicated by the tags
 213                         for my $dist (qw(oldstable stable testing unstable experimental)) {
 214                                 local $SIG{__WARN__} = sub {};
 215
 216                                 $bi->{$dist} = 0;
 217                                 next if (!$disttags{$dist});
 218
 219                                 my $presence = Debbugs::Status::bug_presence(
 220                                         bug => $f,
 221                                         status => $bug,
 222                                         dist => $dist,
 223                                         arch => \@archs_with_source
 224                                 );
 225
 226                                 # ignore bugs that are absent/fixed in this distribution, include everything
 227                                 # else (that is, "found" which says that the bug is present, and undef, which
 228                                 # indicates that no versioning information is present and it's not closed
 229                                 # unversioned)
 230                                 if (!defined($presence) || ($presence ne 'absent' && $presence ne 'fixed')) {
 231                                         $bi->{$dist} = 1;
 232                                         $affects_any = 1;
 233                                 }
 234                         }
 235
 236                         next if !$affects_any;
 237                 }
 238
 239                 for my $keyword (qw(pending patch help moreinfo unreproducible security upstream),
 240                          map {$bugcfg::debian_releases->{$_}.'-ignore'} keys %{$bugcfg::debian_releases}) {
 241                         $bi->{$keyword} = grep(/^$keyword$/, @tags);
 242                 }
 243
 244                 if (length($bug->{'mergedwith'})) {
 245                         my @merged = split(' ', $bug->{'mergedwith'});
 246                         next if ($merged[0] < $f);
 247                 }
 248
 249                 for my $package (split /[,\s]+/, $bug->{'package'}) {
 250                         $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._:a-z0-9]/;
 251                         push @{$packagelist{$_}}, $f;
 252                 }
 253
 254                 my $taginfo = get_taginfo($bi);
 255                 my $relinfo = get_relinfo($bi);
 256
 257                 $bugs{$f} = $bi;
 258         }
 259 }
 260
 261
 262 sub readstatus {
 263     my $filename = shift;
 264         open STATUS, "<", $filename
 265                 or die "$filename: $!";
 266
 267     while (1) {
 268                 chomp (my $type = <STATUS>);
 269                 if ($type eq 'package') {
 270                         chomp (my $package = <STATUS>);
 271                         chomp (my $section = <STATUS>);
 272                         chomp (my $maintainer = <STATUS>);
 273                         my $blank = <STATUS>;
 274
 275                         $section{$package} = $section;
 276                         $maintainer{$package} = $maintainer;
 277                 }
 278                 if ($type eq 'bug') {
 279                         my $bug = {};
 280                         while (1) {
 281                                 my $line = <STATUS>;
 282                                 last if ($line !~ /^(.*?)=(.*)$/);
 283
 284                                 $bug->{$1} = $2;
 285                         }
 286                         $bugs{$bug->{'number'}} = $bug;
 287
 288                         for my $package (split /[,\s]+/, $bug->{'package'}) {
 289                                 $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._:a-z0-9]/;
 290                                 push @{$packagelist{$_}}, $bug->{'number'};
 291                         }
 292                 }
 293                 last if ($type eq 'end');
 294         }
 295         close(STATUS);
 296 }
 297
 298
 299 sub urlsanit {
 300         my $url = shift;
 301         $url =~ s/%/%25/g;
 302         $url =~ s/\+/%2b/g;
 303         my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 304         $url =~ s/([<>&"])/\&$saniarray{$1};/g;
 305         return $url;
 306 }
 307
 308 sub htmlsanit {
 309     my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 310     my $in = shift || "";
 311     $in =~ s/([<>&"])/\&$saniarray{$1};/g;
 312     return $in;
 313 }
 314
 315 sub wwwnumber() {
 316         my $number = shift;             # Number of bug to html-ize
 317
 318         "<A HREF=\"http://bugs.debian.org/cgi-bin/bugreport.cgi?archive=no&amp;bug=" .
 319                 urlsanit($number) . '">' . htmlsanit($number) . '</A>';
 320 }
 321
 322 sub wwwname() {
 323         my $name = shift;                       # Name of package
 324
 325         "<A HREF=\"http://bugs.debian.org/cgi-bin/pkgreport.cgi?archive=no&amp;pkg=" .
 326                 urlsanit($name) . '">' . htmlsanit($name) . '</A>';
 327 }
 328
 329 sub check_worry {
 330         my ($bi) = @_;
 331
 332         return ($bi->{'testing'} && !$bi->{$bugcfg::debian_releases->{testing}.'-ignore'});
 333 }
 334
 335 sub check_worry_stable {
 336         my ($bi) = @_;
 337
 338         return ($bi->{'stable'} && !$bi->{$bugcfg::debian_releases->{stable}.'-ignore'});
 339 }
 340
 341 sub check_worry_unstable {
 342         my ($bi) = @_;
 343
 344         return ($bi->{'unstable'});
 345 }
 346
 347 sub get_taginfo {
 348     my $bi = shift;
 349
 350         my $taginfo = "";
 351         $taginfo .= $bi->{'pending'}        ? "P" : " ";
 352         $taginfo .= $bi->{'patch'}          ? "+" : " ";
 353         $taginfo .= $bi->{'help'}           ? "H" : " ";
 354         $taginfo .= $bi->{'moreinfo'}       ? "M" : " ";
 355         $taginfo .= $bi->{'unreproducible'} ? "R" : " ";
 356         $taginfo .= $bi->{'security'}       ? "S" : " ";
 357         $taginfo .= $bi->{'upstream'}       ? "U" : " ";
 358         $taginfo .= ($bi->{$bugcfg::debian_releases->{stable}.'-ignore'} || $bi->{$bugcfg::debian_releases->{testing}.'-ignore'}) ? "I" : " ";
 359
 360         return $taginfo;
 361 }
 362
 363 sub get_relinfo {
 364     my $bi = shift;
 365
 366     my $relinfo = "";
 367         for my $dist (qw(oldstable stable testing unstable experimental)) {
 368             $relinfo .= uc(substr($dist, 0, 1)) if $bi->{$dist};
 369         }
 370
 371         return $relinfo;
 372 }
 373
 374
 375 1;