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 #   %comments       - map from bugnumber to bug description
  10 #   %premature      - list of prematurely closed bugreports
  11 #   %exclude        - list of bugreports to exclude from the report
  12 #   %maintainer     - map from packagename to maintainer
  13 #   %section        - map from packagename to section in the FTP-site
  14 #   %packagelist    - map from packagename to bugreports
  15 #   %NMU            - map with NMU information
  16
  17 use lib qw(/org/bugs.debian.org/perl);
  18 use LWP::UserAgent;
  19 use Debbugs::MIME qw(decode_rfc1522 encode_rfc1522);
  20 use Debbugs::Packages;
  21 use Debbugs::Versions;
  22 use Debbugs::Status;
  23 use Fcntl qw(O_RDONLY);
  24 use strict;
  25 use warnings;
  26 require bugcfg;
  27 package scanlib;
  28
  29 our (%comments,%premature,%exclude,%maintainer,%section,%packagelist,%NMU,%debbugssection,%bugs);
  30
  31 sub readcomments() {
  32 # Read bug commentary
  33 # It is in paragraph format, with the first line of each paragraph being
  34 # the bug number or package name to which the comment applies.
  35 # Prefix a bug number with a * to force it to be listed even if it's closed.
  36 # (This deals with prematurely closed bugs)
  37
  38         my $index;                                      # Bug-number for current comment
  39         my $file;                                       # Name of comments-file
  40
  41         %comments = ();                                 # Initialize our data
  42         %premature = ();
  43         %exclude = ();
  44         $file=shift;
  45         open(C, $file) or die "open $file: $!\n";
  46         while (<C>) {
  47                 chomp;
  48                 if (m/^\s*$/) {                         # Check for paragraph-breaks
  49                         undef $index;
  50                 } elsif (defined $index) {
  51                         $comments{$index} .= $_ . "\n";
  52                 } else {
  53                         if (s/^\*//) {                  # Test & remove initial *
  54                                 $premature{$_} = 1;
  55                         }
  56                         if (s/\s+EXCLUDE\s*//) {        # Test & remove EXCLUDE
  57                                 $exclude{$_} = 1;
  58                                 next;
  59                         }
  60                         $index = $_;
  61                         $comments{$index} = ''; # New comment, initialize data
  62                 }
  63         }
  64         close(C);
  65 }
  66
  67
  68 # Read the list of maintainer
  69 sub readmaintainers() {
  70         my $pkg;                                        # Name of package
  71         my $mnt;                                        # Maintainer name & email
  72
  73         open(M, $bugcfg::maintainerlist) or die "open $bugcfg::maintainerlist: $!\n";
  74         while (<M>) {
  75                 chomp;
  76                 m/^(\S+)\s+(\S.*\S)\s*$/ or die "Maintainers: $_ ?";
  77                 ($pkg, $mnt) = ($1, $2);
  78                 $pkg =~ y/A-Z/a-z/;                     # Normalize package-name. why???
  79                 $_=$mnt;
  80                 if (not m/</) {
  81                         $mnt="$2 <$1>" if ( m/(\S+)\s+\(([^)]+)\)/ );
  82                 }
  83                 $maintainer{$pkg}= $mnt;
  84         }
  85         close(M);
  86 }
  87
  88
  89 sub readsources() {
  90         my $root;                                       # Root of archive we are scanning
  91         my $archive;                            # Name of archive we are scanning
  92         my $sect;                                       # Name of current section
  93
  94         $root=shift;
  95         $archive=shift;
  96         for $sect (@bugcfg::sections) {
  97                 open(P, "zcat $root/$sect/source/Sources.gz|")
  98                         or die open "open: $sect sourcelist: $!\n";
  99                 while (<P>) {
 100                         chomp;
 101                         next unless m/^Package:\s/;
 102                         s/^Package:\s*//;                       # Strip the fieldname
 103                         $section{$_} = "$archive/$sect";
 104                 }
 105                 close (P);
 106         }
 107 }
 108
 109 sub readpackages() {
 110         my $root;                                       # Root of archive we are scanning
 111         my $archive;                            # Name of archive we are scanning
 112         my $sect;                                       # Name of current section
 113         my $arch;                                       # Name of current architecture
 114
 115         $root=shift;
 116         $archive=shift;
 117         for $arch ( @bugcfg::architectures ) {
 118                 for $sect ( @bugcfg::sections) {
 119                         open(P, "zcat $root/$sect/binary-$arch/Packages.gz|")
 120                                 or die "open: $root/$sect/binary-$arch/Packages.gz: $!\n";
 121                         while (<P>) {
 122                                 chomp;
 123                                 next unless m/^Package:\s/;     # We're only interested in the packagenames
 124                                 s/^Package:\s*//;                       # Strip the fieldname
 125                                 $section{$_} = "$archive/$sect";
 126                         }
 127                         close(P);
 128                 }
 129         }
 130 }
 131
 132 sub readdebbugssources() {
 133         my $file;
 134         my $archive;
 135
 136         $file=shift;
 137         $archive=shift;
 138         open(P, $file)
 139                 or die "open: $file: $!\n";
 140         while (<P>) {
 141                 chomp;
 142                 my ($host, $bin, $sect, $ver, $src) = split /\s+/;
 143                 my $sectname = ($sect =~ /^\Q$archive/) ? $sect : "$archive/$sect";
 144                 $debbugssection{$bin} = $sectname;
 145                 $debbugssection{$src} = $sectname;
 146         }
 147         close(P);
 148 }
 149
 150 sub readpseudopackages() {
 151         open(P, $bugcfg::pseudolist) or die("open $bugcfg::pseudolist: $!\n");
 152         while (<P>) {
 153                 chomp;
 154                 s/\s.*//;
 155                 $section{$_} = "pseudo";
 156         }
 157         close(P);
 158 }
 159
 160
 161 sub scanspool() {
 162         my @dirs;
 163         my $dir;
 164
 165         chdir($bugcfg::spooldir) or die "chdir $bugcfg::spooldir: $!\n";
 166
 167         opendir(DIR, $bugcfg::spooldir) or die "opendir $bugcfg::spooldir: $!\n";
 168         @dirs=grep(m/^\d+$/,readdir(DIR));
 169         closedir(DIR);
 170
 171         for $dir (@dirs) {
 172                 scanspooldir("$bugcfg::spooldir/$dir");
 173         }
 174
 175 }
 176
 177 sub scanspooldir() {
 178         my ($dir)               = @_;
 179         my $f;                  # While we're currently processing
 180         my @list;               # List of files to process
 181         my $skip;               # Flow control
 182         my $walk;               # index variable
 183         my $taginfo;    # Tag info
 184
 185         chdir($dir) or die "chdir $dir: $!\n";
 186
 187         opendir(DIR, $dir) or die "opendir $dir: $!\n";
 188         @list = grep { s/\.summary$// }
 189                         grep { m/^\d+\.summary$/ }
 190                         readdir(DIR);
 191         closedir(DIR);
 192
 193         for $f (@list) {
 194                 next if $exclude{$f};                   # Check the list of bugs to skip
 195
 196                 my $bug = Debbugs::Status::read_bug(summary => "$f.summary");
 197                 next if (!defined($bug));
 198
 199                 $skip=1;
 200                 for $walk (@bugcfg::priorities) {
 201                         $skip=0 if $walk eq $bug->{'severity'};
 202                 }
 203
 204                 my @tags = split(' ', $bug->{'keywords'});
 205                 for my $tag (@tags) {
 206                         for my $s (@bugcfg::skiptags) {
 207                                 $skip=1 if $tag eq $s;
 208                         }
 209                 }
 210                 next if $skip==1;
 211
 212                 my %disttags = ();
 213                 $disttags{'oldstable'}    = grep(/^woody$/, @tags);
 214                 $disttags{'stable'}       = grep(/^sarge$/, @tags);
 215                 $disttags{'testing'}      = grep(/^etch$/, @tags);
 216                 $disttags{'unstable'}     = grep(/^sid$/, @tags);
 217                 $disttags{'experimental'} = grep(/^experimental$/, @tags);
 218
 219                 my $relinfo = "";
 220                 if (defined($section{$bug->{'package'}}) && $section{$bug->{'package'}} eq 'pseudo') {
 221                         # versioning information makes no sense for pseudo packages,
 222                         # just use the tags
 223                         for my $dist qw(oldstable stable testing unstable experimental) {
 224                                 $relinfo .= uc(substr($dist, 0, 1)) if $disttags{$dist};
 225                         }
 226                 } else {
 227                         # default according to dondelelcaro 2006-11-11
 228                         if (!$disttags{'oldstable'} && !$disttags{'stable'} && !$disttags{'testing'} && !$disttags{'unstable'} && !$disttags{'experimental'}) {
 229                                 $disttags{'testing'} = 1;
 230                                 $disttags{'unstable'} = 1;
 231                                 $disttags{'experimental'} = 1;
 232                         }
 233
 234                         # only bother to check the versioning status for the distributions indicated by the tags
 235                         for my $dist qw(oldstable stable testing unstable experimental) {
 236                                 local $SIG{__WARN__} = sub {};
 237
 238                                 next if (!$disttags{$dist});
 239
 240                                 my $presence = Debbugs::Status::bug_presence(
 241                                         bug => $f,
 242                                         status => $bug,
 243                                         dist => $dist,
 244                                         arch => [ qw(alpha amd64 arm hppa i386 ia64 mips mipsel powerpc s390 sparc) ]
 245                                 );
 246
 247                                 # ignore bugs that are absent/fixed in this distribution, include everything
 248                                 # else (that is, "found" which says that the bug is present, and undef, which
 249                                 # indicates that no versioning information is present and it's not closed
 250                                 # unversioned)
 251                                 if (!defined($presence) || ($presence ne 'absent' && $presence ne 'fixed')) {
 252                                         $relinfo .= uc(substr($dist, 0, 1));
 253                                 }
 254                         }
 255
 256                         next if $relinfo eq '' and not $premature{$f};
 257                         $premature{$f}++ if $relinfo eq '';
 258                 }
 259
 260                 $taginfo = "[";
 261                 $taginfo .= ($bug->{'keywords'} =~ /\bpending\b/        ? "P" : " ");
 262                 $taginfo .= ($bug->{'keywords'} =~ /\bpatch\b/          ? "+" : " ");
 263                 $taginfo .= ($bug->{'keywords'} =~ /\bhelp\b/           ? "H" : " ");
 264                 $taginfo .= ($bug->{'keywords'} =~ /\bmoreinfo\b/       ? "M" : " ");
 265                 $taginfo .= ($bug->{'keywords'} =~ /\bunreproducible\b/ ? "R" : " ");
 266                 $taginfo .= ($bug->{'keywords'} =~ /\bsecurity\b/       ? "S" : " ");
 267                 $taginfo .= ($bug->{'keywords'} =~ /\bupstream\b/       ? "U" : " ");
 268                 $taginfo .= ($bug->{'keywords'} =~ /\betch-ignore\b/    ? "I" : " ");
 269                 $taginfo .= "]";
 270
 271                 if (length($bug->{'mergedwith'})) {
 272                         my @merged = split(' ', $bug->{'mergedwith'});
 273                         next if ($merged[0] < $f);
 274                 }
 275
 276                 for my $package (split /[,\s]+/, $bug->{'package'}) {
 277                         $_= $package; y/A-Z/a-z/; $_= $` if m/[^-+._a-z0-9]/;
 278                         if (not defined $section{$_}) {
 279                                 if (defined $debbugssection{$_}) {
 280                                         $relinfo .= "X";
 281                                 } else {
 282                                         next;   # Skip unavailable packages
 283                                 }
 284                         }
 285
 286                         push @{$packagelist{$_}}, $f;
 287                 }
 288
 289                 if ($relinfo eq "") { # or $relinfo eq "U" # confuses e.g. #210306
 290                         $relinfo = "";
 291                 } else {
 292                         $relinfo = " [$relinfo]";
 293                 }
 294
 295                 $bugs{$f} = "$f $taginfo$relinfo " . $bug->{'subject'};
 296         }
 297 }
 298
 299
 300 sub readstatus() {
 301         my $bug;                # Number of current bug
 302         my $subject;    # Subject for current bug
 303         my $pkg;                # Name of current package
 304         my $file;               # Name of statusfile
 305         my $sect;               # Section of current package
 306         my $mnt;                # Maintainer of current package
 307
 308         $file=shift;
 309         open(P, $file) or die "open $file: $!";
 310         while (<P>) {
 311                 chomp;
 312                 if (m/^[0-9]+ \[/) {
 313                         ($bug,$subject)=split(/ /, $_, 2);
 314                         $bugs{$bug}=$subject;
 315                         push @{$packagelist{$pkg}}, $bug;
 316                 } else {
 317                         ($pkg,$sect, $mnt)=split(/ /, $_, 3);
 318                         next if (!defined($pkg));
 319                         $section{$pkg}=$sect;
 320                         $maintainer{$pkg}=$mnt;
 321                 }
 322         }
 323         close P;
 324 }
 325
 326
 327 sub readNMUstatus() {
 328         my $bug;       # Number of current bug
 329         my $source;    # Source upload which closes this bug.
 330         my $version;   # Version where this bug was closed.
 331         my $flag;      # Whether this paragraph has been processed.
 332         my ($field, $value);
 333
 334         for (split /\n/, LWP::UserAgent->new->request(HTTP::Request->new(GET => shift))->content) {
 335                 chomp;
 336                 if (m/^$/) {
 337                         $NMU{$bug} = 1;
 338                         $NMU{$bug, "source"} = $source;
 339                         $NMU{$bug, "version"} = $version;
 340 #                       $comments{$bug} .= "[FIXED] Fixed package $source is in Incoming\n";
 341                         $flag = 0;
 342                 } else {
 343                         ($field, $value) = split(/: /, $_, 2);
 344                         $bug = $value if($field =~ /bug/i);
 345                         $source = $value if($field =~ /source/i);
 346                         $version = $value if($field =~ /version/i);
 347                         $flag = 1;
 348                 }
 349         }
 350         if ($flag) {
 351                 $NMU{$bug} = 1;
 352                 $NMU{$bug, "source"} = $source;
 353                 $NMU{$bug, "version"} = $version;
 354 #               $comments{$bug} .= "[FIXED] Fixed package $source in in Incoming\n";
 355         }
 356         close P;
 357 }
 358
 359
 360 sub urlsanit {
 361         my $url = shift;
 362         $url =~ s/%/%25/g;
 363         $url =~ s/\+/%2b/g;
 364         my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 365         $url =~ s/([<>&"])/\&$saniarray{$1};/g;
 366         return $url;
 367 }
 368
 369 sub htmlsanit {
 370     my %saniarray = ('<','lt', '>','gt', '&','amp', '"','quot');
 371     my $in = shift || "";
 372     $in =~ s/([<>&"])/\&$saniarray{$1};/g;
 373     return $in;
 374 }
 375
 376 sub wwwnumber() {
 377         my $number = shift;             # Number of bug to html-ize
 378 #       my $section);                           # Section for the bug
 379
 380         "<A HREF=\"http://bugs.debian.org/cgi-bin/bugreport.cgi?archive=no&amp;bug=" .
 381                 urlsanit($number) . '">' . htmlsanit($number) . '</A>';
 382 #       ($section=$number) =~ s/([0-9]{2}).*/$1/;
 383 #       "<A HREF=\"${btsURL}/db/$section/$number.html\">$number</A>";
 384 }
 385
 386 sub wwwname() {
 387         my $name = shift;                       # Name of package
 388
 389         "<A HREF=\"http://bugs.debian.org/cgi-bin/pkgreport.cgi?archive=no&amp;pkg=" .
 390                 urlsanit($name) . '">' . htmlsanit($name) . '</A>';
 391 #       "<A HREF=\"${btsURL}/db/pa/l$name.html\">$name</A>";
 392 }
 393
 394 sub check_worry {
 395         my ($status) = @_;
 396
 397         if ($status =~ m/^\[[^]]*I/ or
 398             $status =~ m/ \[[^]]*X/ or
 399             $status !~ m/ \[[^]]*T/) {
 400                 return 0;
 401         }
 402         return 1;
 403 }
 404
 405 1;