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 ($root,$archive) = @_;
  71         for my $arch ( @bugcfg::architectures ) {
  72                 for my $sect ( @bugcfg::sections) {
  73                         open(P, "zcat $root/$sect/binary-$arch/Packages.gz|")
  74                                 or die "open: $root/$sect/binary-$arch/Packages.gz: $!\n";
  75                         while (<P>) {
  76                                 chomp;
  77                                 next unless m/^Package:\s/;     # We're only interested in the packagenames
  78                                 s/^Package:\s*//;                       # Strip the fieldname
  79                                 $section{$_} = "$archive/$sect";
  80                                 print "$root/$sect/binary-$arch/Packages.gz\n" if ($_ eq 'xtla');
  81                         }
  82                         close(P);
  83                 }
  84         }
  85     # handle the source packages
  86     for my $sect (@bugcfg::sections) {
  87         my $fh;
  88         open($fh,'-|','zcat',"$root/$sect/source/Sources.gz") or
  89             die "Unable to open zcat $root/$sect/source/Sources.gz for reading: $!";
  90         while (<$fh>) {
  91             chomp;
  92             next unless m/^Package:\s/; # We're only interested in the packagenames
  93             s/^Package:\s*//;                   # Strip the fieldname
  94             $section{$_} = "$archive/$sect";
  95         }
  96     }
  97 }
  98
  99 sub readdebbugssources() {
 100         my $file;
 101         my $archive;
 102
 103         $file=shift;
 104         $archive=shift;
 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)               = @_;
 146         my $f;                  # While we're currently processing
 147         my @list;               # List of files to process
 148         my $skip;               # Flow control
 149         my $walk;               # index variable
 150         my $taginfo;    # Tag info
 151
 152         my @archs_with_source = ( @bugcfg::architectures, 'source' );
 153
 154         chdir($dir) or die "chdir $dir: $!\n";
 155
 156         opendir(DIR, $dir) or die "opendir $dir: $!\n";
 157         @list = grep { s/\.summary$// }
 158                         grep { m/^\d+\.summary$/ }
 159                         readdir(DIR);
 160         closedir(DIR);
 161
 162         for $f (@list) {
 163                 my $bug = Debbugs::Status::read_bug(summary => "$f.summary");
 164                 next if (!defined($bug));
 165
 166                 my $bi = {
 167                         number => $f,
 168                         subject => $bug->{'subject'},
 169                         package => $bug->{'package'}
 170                 };
 171
 172                 $skip=1;
 173                 for $walk (@bugcfg::priorities) {
 174                         $skip=0 if $walk eq $bug->{'severity'};
 175                 }
 176
 177                 my @tags = split(' ', $bug->{'keywords'});
 178                 for my $tag (@tags) {
 179                         for my $s (@bugcfg::skiptags) {
 180                                 $skip=1 if $tag eq $s;
 181                         }
 182                 }
 183                 next if $skip==1;
 184
 185                 my %disttags = ();
 186                 $disttags{'oldstable'}    = grep(/^lenny$/, @tags);
 187                 $disttags{'stable'}       = grep(/^squeeze$/, @tags);
 188                 $disttags{'testing'}      = grep(/^wheezy$/, @tags);
 189                 $disttags{'unstable'}     = grep(/^sid$/, @tags);
 190                 $disttags{'experimental'} = grep(/^experimental$/, @tags);
 191
 192                 # default according to vorlon 2007-06-17
 193                 if (!$disttags{'oldstable'} && !$disttags{'stable'} && !$disttags{'testing'} && !$disttags{'unstable'} && !$disttags{'experimental'}) {
 194                         $disttags{'stable'} = 1;
 195                         $disttags{'testing'} = 1;
 196                         $disttags{'unstable'} = 1;
 197                         $disttags{'experimental'} = 1;
 198                 }
 199
 200                 if (defined($section{$bug->{'package'}}) && $section{$bug->{'package'}} eq 'pseudo') {
 201                         # versioning information makes no sense for pseudo packages,
 202                         # just use the tags
 203                         for my $dist qw(oldstable stable testing unstable experimental) {
 204                                 $bi->{$dist} = $disttags{$dist};
 205                         }
 206                         next if (length($bug->{'done'}));
 207                 } else {
 208                         my $affects_any = 0;
 209
 210                         # only bother to check the versioning status for the distributions indicated by the tags
 211                         for my $dist qw(oldstable stable testing unstable experimental) {
 212                                 local $SIG{__WARN__} = sub {};
 213
 214                                 $bi->{$dist} = 0;
 215                                 next if (!$disttags{$dist});
 216
 217                                 my $presence = Debbugs::Status::bug_presence(
 218                                         bug => $f,
 219                                         status => $bug,
 220                                         dist => $dist,
 221                                         arch => \@archs_with_source
 222                                 );
 223
 224                                 # ignore bugs that are absent/fixed in this distribution, include everything
 225                                 # else (that is, "found" which says that the bug is present, and undef, which
 226                                 # indicates that no versioning information is present and it's not closed
 227                                 # unversioned)
 228                                 if (!defined($presence) || ($presence ne 'absent' && $presence ne 'fixed')) {
 229                                         $bi->{$dist} = 1;
 230                                         $affects_any = 1;
 231                                 }
 232                         }
 233
 234                         next if !$affects_any;
 235                 }
 236
 237                 for my $keyword qw(pending patch help moreinfo unreproducible security upstream etch-ignore lenny-ignore squeeze-ignore wheezy-ignore) {
 238                         $bi->{$keyword} = grep(/^$keyword$/, @tags);
 239                 }
 240
 241                 if (length($bug->{'mergedwith'})) {
 242                         my @merged = split(' ', $bug->{'mergedwith'});
 243                         next if ($merged[0] < $f);
 244                 }
 245
 246                 for my $package (split /[,\s]+/, $bug->{'package'}) {
 247                         $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._:a-z0-9]/;
 248                         push @{$packagelist{$_}}, $f;
 249                 }
 250
 251                 my $taginfo = get_taginfo($bi);
 252                 my $relinfo = get_relinfo($bi);
 253
 254                 $bugs{$f} = $bi;
 255         }
 256 }
 257
 258
 259 sub readstatus {
 260     my $filename = shift;
 261         open STATUS, "<", $filename
 262                 or die "$filename: $!";
 263
 264     while (1) {
 265                 chomp (my $type = <STATUS>);
 266                 if ($type eq 'package') {
 267                         chomp (my $package = <STATUS>);
 268                         chomp (my $section = <STATUS>);
 269                         chomp (my $maintainer = <STATUS>);
 270                         my $blank = <STATUS>;
 271
 272                         $section{$package} = $section;
 273                         $maintainer{$package} = $maintainer;
 274                 }
 275                 if ($type eq 'bug') {
 276                         my $bug = {};
 277                         while (1) {
 278                                 my $line = <STATUS>;
 279                                 last if ($line !~ /^(.*?)=(.*)$/);
 280
 281                                 $bug->{$1} = $2;
 282                         }
 283                         $bugs{$bug->{'number'}} = $bug;
 284
 285                         for my $package (split /[,\s]+/, $bug->{'package'}) {
 286                                 $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._:a-z0-9]/;
 287                                 push @{$packagelist{$_}}, $bug->{'number'};
 288                         }
 289                 }
 290                 last if ($type eq 'end');
 291         }
 292         close(STATUS);
 293 }
 294
 295
 296 sub urlsanit {
 297         my $url = shift;
 298         $url =~ s/%/%25/g;
 299         $url =~ s/\+/%2b/g;
 300         my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 301         $url =~ s/([<>&"])/\&$saniarray{$1};/g;
 302         return $url;
 303 }
 304
 305 sub htmlsanit {
 306     my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 307     my $in = shift || "";
 308     $in =~ s/([<>&"])/\&$saniarray{$1};/g;
 309     return $in;
 310 }
 311
 312 sub wwwnumber() {
 313         my $number = shift;             # Number of bug to html-ize
 314
 315         "<A HREF=\"http://bugs.debian.org/cgi-bin/bugreport.cgi?archive=no&amp;bug=" .
 316                 urlsanit($number) . '">' . htmlsanit($number) . '</A>';
 317 }
 318
 319 sub wwwname() {
 320         my $name = shift;                       # Name of package
 321
 322         "<A HREF=\"http://bugs.debian.org/cgi-bin/pkgreport.cgi?archive=no&amp;pkg=" .
 323                 urlsanit($name) . '">' . htmlsanit($name) . '</A>';
 324 }
 325
 326 sub check_worry {
 327         my ($bi) = @_;
 328
 329         return ($bi->{'testing'} && !$bi->{'wheezy-ignore'});
 330 }
 331
 332 sub check_worry_stable {
 333         my ($bi) = @_;
 334
 335         return ($bi->{'stable'} && !$bi->{'squeeze-ignore'});
 336 }
 337
 338 sub check_worry_unstable {
 339         my ($bi) = @_;
 340
 341         return ($bi->{'unstable'});
 342 }
 343
 344 sub get_taginfo {
 345     my $bi = shift;
 346
 347         my $taginfo = "";
 348         $taginfo .= $bi->{'pending'}        ? "P" : " ";
 349         $taginfo .= $bi->{'patch'}          ? "+" : " ";
 350         $taginfo .= $bi->{'help'}           ? "H" : " ";
 351         $taginfo .= $bi->{'moreinfo'}       ? "M" : " ";
 352         $taginfo .= $bi->{'unreproducible'} ? "R" : " ";
 353         $taginfo .= $bi->{'security'}       ? "S" : " ";
 354         $taginfo .= $bi->{'upstream'}       ? "U" : " ";
 355         $taginfo .= ($bi->{'wheezy-ignore'} || $bi->{'squeeze-ignore'}) ? "I" : " ";
 356
 357         return $taginfo;
 358 }
 359
 360 sub get_relinfo {
 361     my $bi = shift;
 362
 363     my $relinfo = "";
 364         for my $dist qw(oldstable stable testing unstable experimental) {
 365             $relinfo .= uc(substr($dist, 0, 1)) if $bi->{$dist};
 366         }
 367
 368         return $relinfo;
 369 }
 370
 371
 372 1;