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