scanlib.pm

   1 #! /usr/bin/perl
   2 # vim: ts=4 sw=4 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 #   %premature      - list of prematurely closed bugreports
  10 #   %exclude        - list of bugreports to exclude from the report
  11 #   %maintainer     - map from packagename to maintainer
  12 #   %section        - map from packagename to section in the FTP-site
  13 #   %packagelist    - map from packagename to bugreports
  14
  15 use lib qw(/org/bugs.debian.org/perl);
  16 use LWP::UserAgent;
  17 use Debbugs::MIME qw(decode_rfc1522 encode_rfc1522);
  18 use Debbugs::Packages;
  19 use Debbugs::Versions;
  20 use Debbugs::Status;
  21 use Fcntl qw(O_RDONLY);
  22 use strict;
  23 use warnings;
  24 require bugcfg;
  25 package scanlib;
  26
  27 our (%premature,%exclude,%maintainer,%section,%packagelist,%debbugssection,%bugs);
  28
  29
  30 # Read the list of maintainer
  31 sub readmaintainers() {
  32         my $pkg;                                        # Name of package
  33         my $mnt;                                        # Maintainer name & email
  34
  35         open(M, $bugcfg::maintainerlist) or die "open $bugcfg::maintainerlist: $!\n";
  36         while (<M>) {
  37                 chomp;
  38                 m/^(\S+)\s+(\S.*\S)\s*$/ or die "Maintainers: $_ ?";
  39                 ($pkg, $mnt) = ($1, $2);
  40                 $pkg =~ y/A-Z/a-z/;                     # Normalize package-name. why???
  41                 $_=$mnt;
  42                 if (not m/</) {
  43                         $mnt="$2 <$1>" if ( m/(\S+)\s+\(([^)]+)\)/ );
  44                 }
  45                 $maintainer{$pkg}= $mnt;
  46         }
  47         close(M);
  48 }
  49
  50
  51 sub readsources() {
  52         my $root;                                       # Root of archive we are scanning
  53         my $archive;                            # Name of archive we are scanning
  54         my $sect;                                       # Name of current section
  55
  56         $root=shift;
  57         $archive=shift;
  58         for $sect (@bugcfg::sections) {
  59                 open(P, "zcat $root/$sect/source/Sources.gz|")
  60                         or die open "open: $sect sourcelist: $!\n";
  61                 while (<P>) {
  62                         chomp;
  63                         next unless m/^Package:\s/;
  64                         s/^Package:\s*//;                       # Strip the fieldname
  65                         $section{$_} = "$archive/$sect";
  66                 }
  67                 close (P);
  68         }
  69 }
  70
  71 sub readpackages() {
  72         my $root;                                       # Root of archive we are scanning
  73         my $archive;                            # Name of archive we are scanning
  74         my $sect;                                       # Name of current section
  75         my $arch;                                       # Name of current architecture
  76
  77         $root=shift;
  78         $archive=shift;
  79         for $arch ( @bugcfg::architectures ) {
  80                 for $sect ( @bugcfg::sections) {
  81                         open(P, "zcat $root/$sect/binary-$arch/Packages.gz|")
  82                                 or die "open: $root/$sect/binary-$arch/Packages.gz: $!\n";
  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                         }
  89                         close(P);
  90                 }
  91         }
  92 }
  93
  94 sub readdebbugssources() {
  95         my $file;
  96         my $archive;
  97
  98         $file=shift;
  99         $archive=shift;
 100         open(P, $file)
 101                 or die "open: $file: $!\n";
 102         while (<P>) {
 103                 chomp;
 104                 my ($host, $bin, $sect, $ver, $src) = split /\s+/;
 105                 my $sectname = ($sect =~ /^\Q$archive/) ? $sect : "$archive/$sect";
 106                 $debbugssection{$bin} = $sectname;
 107                 $debbugssection{$src} = $sectname;
 108         }
 109         close(P);
 110 }
 111
 112 sub readpseudopackages() {
 113         open(P, $bugcfg::pseudolist) or die("open $bugcfg::pseudolist: $!\n");
 114         while (<P>) {
 115                 chomp;
 116                 s/\s.*//;
 117                 $section{$_} = "pseudo";
 118         }
 119         close(P);
 120 }
 121
 122
 123 sub scanspool() {
 124         my @dirs;
 125         my $dir;
 126
 127         chdir($bugcfg::spooldir) or die "chdir $bugcfg::spooldir: $!\n";
 128
 129         opendir(DIR, $bugcfg::spooldir) or die "opendir $bugcfg::spooldir: $!\n";
 130         @dirs=grep(m/^\d+$/,readdir(DIR));
 131         closedir(DIR);
 132
 133         for $dir (@dirs) {
 134                 scanspooldir("$bugcfg::spooldir/$dir");
 135         }
 136
 137 }
 138
 139 sub scanspooldir() {
 140         my ($dir)               = @_;
 141         my $f;                  # While we're currently processing
 142         my @list;               # List of files to process
 143         my $skip;               # Flow control
 144         my $walk;               # index variable
 145         my $taginfo;    # Tag info
 146
 147         chdir($dir) or die "chdir $dir: $!\n";
 148
 149         opendir(DIR, $dir) or die "opendir $dir: $!\n";
 150         @list = grep { s/\.summary$// }
 151                         grep { m/^\d+\.summary$/ }
 152                         readdir(DIR);
 153         closedir(DIR);
 154
 155         for $f (@list) {
 156                 next if $exclude{$f};                   # Check the list of bugs to skip
 157
 158                 my $bug = Debbugs::Status::read_bug(summary => "$f.summary");
 159                 next if (!defined($bug));
 160
 161                 $skip=1;
 162                 for $walk (@bugcfg::priorities) {
 163                         $skip=0 if $walk eq $bug->{'severity'};
 164                 }
 165
 166                 my @tags = split(' ', $bug->{'keywords'});
 167                 for my $tag (@tags) {
 168                         for my $s (@bugcfg::skiptags) {
 169                                 $skip=1 if $tag eq $s;
 170                         }
 171                 }
 172                 next if $skip==1;
 173
 174                 my %disttags = ();
 175                 $disttags{'oldstable'}    = grep(/^woody$/, @tags);
 176                 $disttags{'stable'}       = grep(/^sarge$/, @tags);
 177                 $disttags{'testing'}      = grep(/^etch$/, @tags);
 178                 $disttags{'unstable'}     = grep(/^sid$/, @tags);
 179                 $disttags{'experimental'} = grep(/^experimental$/, @tags);
 180
 181                 # default according to dondelelcaro 2006-11-11
 182                 if (!$disttags{'oldstable'} && !$disttags{'stable'} && !$disttags{'testing'} && !$disttags{'unstable'} && !$disttags{'experimental'}) {
 183                         $disttags{'testing'} = 1;
 184                         $disttags{'unstable'} = 1;
 185                         $disttags{'experimental'} = 1;
 186                 }
 187
 188                 my $bi = {};
 189                 if (defined($section{$bug->{'package'}}) && $section{$bug->{'package'}} eq 'pseudo') {
 190                         # versioning information makes no sense for pseudo packages,
 191                         # just use the tags
 192                         for my $dist qw(oldstable stable testing unstable experimental) {
 193                                 $bi->{$dist} = $disttags{$dist};
 194                         }
 195                         next if (length($bug->{'done'}));
 196                 } else {
 197                         my $affects_any = 0;
 198
 199                         # only bother to check the versioning status for the distributions indicated by the tags
 200                         for my $dist qw(oldstable stable testing unstable experimental) {
 201                                 local $SIG{__WARN__} = sub {};
 202
 203                                 $bi->{$dist} = 0;
 204                                 next if (!$disttags{$dist});
 205
 206                                 my $presence = Debbugs::Status::bug_presence(
 207                                         bug => $f,
 208                                         status => $bug,
 209                                         dist => $dist,
 210                                         arch => \@bugcfg::architectures
 211                                 );
 212
 213                                 # ignore bugs that are absent/fixed in this distribution, include everything
 214                                 # else (that is, "found" which says that the bug is present, and undef, which
 215                                 # indicates that no versioning information is present and it's not closed
 216                                 # unversioned)
 217                                 if (!defined($presence) || ($presence ne 'absent' && $presence ne 'fixed')) {
 218                                         $bi->{$dist} = 1;
 219                                         $affects_any = 1;
 220                                 }
 221                         }
 222
 223                         next if !$affects_any and not $premature{$f};
 224                         $premature{$f}++ if !$affects_any;
 225                 }
 226
 227                 for my $keyword qw(pending patch help moreinfo unreproducible security upstream etch-ignore) {
 228                         $bi->{$keyword} = ($bug->{'keywords'} =~ /\b$keyword\b/) ? 1 : 0;
 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} = "$f [$taginfo] [$relinfo] " . $bug->{'subject'};
 245         }
 246 }
 247
 248
 249 sub readstatus() {
 250         my $bug;                # Number of current bug
 251         my $subject;    # Subject for current bug
 252         my $pkg;                # Name of current package
 253         my $file;               # Name of statusfile
 254         my $sect;               # Section of current package
 255         my $mnt;                # Maintainer of current package
 256
 257         $file=shift;
 258         open(P, $file) or die "open $file: $!";
 259         while (<P>) {
 260                 chomp;
 261                 if (m/^[0-9]+ \[/) {
 262                         ($bug,$subject)=split(/ /, $_, 2);
 263                         $bugs{$bug}=$subject;
 264                         push @{$packagelist{$pkg}}, $bug;
 265                 } else {
 266                         ($pkg,$sect, $mnt)=split(/ /, $_, 3);
 267                         next if (!defined($pkg));
 268                         $section{$pkg}=$sect;
 269                         $maintainer{$pkg}=$mnt;
 270                 }
 271         }
 272         close P;
 273 }
 274
 275
 276 sub urlsanit {
 277         my $url = shift;
 278         $url =~ s/%/%25/g;
 279         $url =~ s/\+/%2b/g;
 280         my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 281         $url =~ s/([<>&"])/\&$saniarray{$1};/g;
 282         return $url;
 283 }
 284
 285 sub htmlsanit {
 286     my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 287     my $in = shift || "";
 288     $in =~ s/([<>&"])/\&$saniarray{$1};/g;
 289     return $in;
 290 }
 291
 292 sub wwwnumber() {
 293         my $number = shift;             # Number of bug to html-ize
 294
 295         "<A HREF=\"http://bugs.debian.org/cgi-bin/bugreport.cgi?archive=no&amp;bug=" .
 296                 urlsanit($number) . '">' . htmlsanit($number) . '</A>';
 297 }
 298
 299 sub wwwname() {
 300         my $name = shift;                       # Name of package
 301
 302         "<A HREF=\"http://bugs.debian.org/cgi-bin/pkgreport.cgi?archive=no&amp;pkg=" .
 303                 urlsanit($name) . '">' . htmlsanit($name) . '</A>';
 304 }
 305
 306 sub check_worry {
 307         my ($status) = @_;
 308
 309         if ($status =~ m/^\[[^]]*I/ or
 310             $status !~ m/ \[[^]]*T/) {
 311                 return 0;
 312         }
 313         return 1;
 314 }
 315
 316 sub check_worry_stable {
 317         my ($status) = @_;
 318
 319         if ($status !~ m/ \[[^]]*S/) {
 320                 return 0;
 321         }
 322         return 1;
 323 }
 324
 325 sub get_taginfo {
 326     my $bi = shift;
 327
 328         my $taginfo = "";
 329         $taginfo .= $bi->{'pending'}        ? "P" : " ";
 330         $taginfo .= $bi->{'patch'}          ? "+" : " ";
 331         $taginfo .= $bi->{'help'}           ? "H" : " ";
 332         $taginfo .= $bi->{'moreinfo'}       ? "M" : " ";
 333         $taginfo .= $bi->{'unreproducible'} ? "R" : " ";
 334         $taginfo .= $bi->{'security'}       ? "S" : " ";
 335         $taginfo .= $bi->{'upstream'}       ? "U" : " ";
 336         $taginfo .= $bi->{'etch-ignore'}    ? "I" : " ";
 337
 338         return $taginfo;
 339 }
 340
 341 sub get_relinfo {
 342     my $bi = shift;
 343
 344     my $relinfo = "";
 345         for my $dist qw(oldstable stable testing unstable experimental) {
 346             $relinfo .= uc(substr($dist, 0, 1)) if $bi->{$dist};
 347         }
 348
 349         return $relinfo;
 350 }
 351
 352
 353 1;