r1389@llin: dpavlin | 2007-10-31 00:31:54 +0100
[webpac2] / run.pl
1 #!/usr/bin/perl -w
2
3 use strict;
4
5 use Cwd qw/abs_path/;
6 use File::Temp qw/tempdir/;
7 use lib './lib';
8
9 use WebPAC::Common 0.02;
10 use WebPAC::Parser 0.08;
11 use WebPAC::Input 0.16;
12 use WebPAC::Store 0.15;
13 use WebPAC::Normalize 0.22;
14 use WebPAC::Output::TT;
15 use WebPAC::Validate 0.11;
16 use WebPAC::Output::MARC;
17 use WebPAC::Config;
18 use Getopt::Long;
19 use File::Path;
20 use Time::HiRes qw/time/;
21 use File::Slurp;
22 use Data::Dump qw/dump/;
23 use Storable qw/dclone/;
24 use Pod::Usage qw/pod2usage/;
25
26 use Proc::Queue size => 1;
27 use POSIX ":sys_wait_h"; # imports WNOHANG
28
29 =head1 NAME
30
31 run.pl - start WebPAC indexing
32
33 B<this command will probably go away. Don't get used to it!>
34
35 =head1 OPTIONS
36
37 =over 4
38
39 =item --offset 42
40
41 start loading (all) databases at offset 42
42
43 =item --limit 100
44
45 limit loading to 100 records
46
47 =item --clean
48
49 remove database and Hyper Estraier index before indexing
50
51 =item --only=database_name/input_filter
52
53 reindex just single database (legacy name is --one)
54
55 C</input_filter> is optional part which can be C<name>
56 or C<type> from input
57
58 =item --config conf/config.yml
59
60 path to YAML configuration file
61
62 =item --stats
63
64 disable indexing, modify_* in configuration and dump statistics about field
65 and subfield usage for each input
66
67 =item --validate path/to/validation_file
68
69 turn on extra validation of imput records, see L<WebPAC::Validation>
70
71 You can use special variables C<$database> and $C<$input> in this parametar
72 like C<--validate 'conf/validate/$database-$input'> to construct filename
73
74 =item --validate-delimiters path/to/validate_delimiters_file
75
76 this option is used with C<--validate> to turn on extra validation of
77 delimiters. If file is non existant, it will be created on first run.
78
79 =item --marc-generate
80
81 Generate MARC file. This will automatically be on if file contains C<marc*> directives.
82 You can use this option as C<--no-marc-generate> to disable MARC generation.
83
84 =item --marc-lint
85
86 By default turned on if normalisation file has C<marc*> directives. You can disable lint
87 messages with C<--no-marc-lint>.
88
89 =item --marc-dump
90
91 Force dump or input and marc record for debugging.
92
93 =item --parallel 4
94
95 Run databases in parallel (aproximatly same as number of processors in
96 machine if you want to use full load)
97
98 =item --only-links
99
100 Create just links
101
102 =item --merge
103
104 Create merged index of databases which have links
105
106 =back
107
108 =cut
109
110 my $offset;
111 my $limit;
112
113 my $clean = 0;
114 my $config_path;
115 my $debug = 0;
116 my $only_filter;
117 my $stats = 0;
118 my $validate_path;
119 my $validate_delimiters_path;
120 my $marc_generate = 1;
121 my $marc_lint = 1;
122 my $marc_dump = 0;
123 my $parallel = 0;
124 my $only_links = 0;
125 my $merge = 0;
126 my $help;
127
128 my $log = _new WebPAC::Common()->_get_logger();
129
130 GetOptions(
131         "limit=i" => \$limit,
132         "offset=i" => \$offset,
133         "clean" => \$clean,
134         "one=s" => \$only_filter,
135         "only=s" => \$only_filter,
136         "config" => \$config_path,
137         "debug+" => \$debug,
138         "stats" => \$stats,
139         "validate=s" => \$validate_path,
140         "validate-delimiters=s" => \$validate_delimiters_path,
141         "marc-generate!" => \$marc_generate,
142         "marc-lint!" => \$marc_lint,
143         "marc-dump!" => \$marc_dump,
144         "parallel=i" => \$parallel,
145         "only-links!" => \$only_links,
146         "merge" => \$merge,
147         "help" => \$help,
148 );
149
150 $marc_generate = 0 if ( $validate_delimiters_path );
151
152 pod2usage(-verbose => 2) if ($help);
153
154 my $config = new WebPAC::Config( path => $config_path );
155
156 #print "config = ",dump($config) if ($debug);
157
158 die "no databases in config file!\n" unless ($config->databases);
159
160 $log->info( "-" x 79 );
161
162 my $log_file = 'log';
163
164 if (-e $log_file ) {    # && -s $log_file > 5 * 1024 * 1024) {
165         $log->info("moved old log with ", -s $log_file, " bytes to '${log_file}.old'");
166         rename $log_file, "${log_file}.old" || $log->logwarn("can't rename $log_file to ${log_file}.old: $!");
167 }
168
169 my $estcmd_fh;
170 my $estcmd_path = './estcmd-merge.sh';
171 if ($merge) {
172         open($estcmd_fh, '>', $estcmd_path) || $log->logdie("can't open $estcmd_path: $!");
173         print $estcmd_fh 'cd /data/estraier/_node/ || exit 1',$/;
174         print $estcmd_fh 'sudo /etc/init.d/hyperestraier stop',$/;
175         $log->info("created merge batch file $estcmd_path");
176 }
177
178 my $validate;
179 $validate = new WebPAC::Validate(
180         delimiters => $config->webpac('delimiters'),
181 ) if ($validate_path || $validate_delimiters_path);
182
183 my $use_indexer = $config->use_indexer;
184 $stats ||= $validate;
185 if ($stats) {
186         $log->debug("disabled indexing for stats collection");
187         $use_indexer = undef;
188 } elsif ( $use_indexer ) {
189         $log->info("using $use_indexer indexing engine...");
190 }
191
192 # parse normalize files and create source files for lookup and normalization
193
194 my $parser = new WebPAC::Parser( config => $config );
195
196 my $total_rows = 0;
197 my $start_t = time();
198
199 my @links;
200
201 if ($parallel) {
202         $log->info("Using $parallel processes for speedup");
203         Proc::Queue::size($parallel);
204 }
205
206 sub create_ds_config {
207         my ($db_config, $database, $input, $mfn) = @_;
208         my $c = dclone( $db_config );
209         $c->{_} = $database || $log->logconfess("need database");
210         $c->{_mfn} = $mfn || $log->logconfess("need mfn");
211         $c->{input} = $input || $log->logconfess("need input");
212         return $c;
213 }
214
215 foreach my $database ( sort keys %{ $config->databases } ) {
216         my $db_config = $config->databases->{$database};
217
218         my ($only_database,$only_input) = split(m#/#, $only_filter) if ($only_filter);
219         next if ($only_database && $database !~ m/$only_database/i);
220
221         if ($parallel) {
222                 my $f=fork;
223                 if(defined ($f) and $f==0) {
224                         $log->info("Created processes $$ for speedup");
225                 } else {
226                         next;
227                 }
228         }
229
230         my $indexer;
231         if ($use_indexer && $parser->have_rules( 'search', $database )) {
232
233                 my $cfg_name = $use_indexer;
234                 $cfg_name =~ s/\-.*$//;
235
236                 my $indexer_config = $config->get( $cfg_name ) || $log->logdie("can't find '$cfg_name' part in confguration");
237                 $indexer_config->{database} = $database;
238                 $indexer_config->{clean} = $clean;
239                 $indexer_config->{label} = $db_config->{name};
240
241                 # force clean if database has links
242                 $indexer_config->{clean} = 1 if ($db_config->{links});
243
244                 if ($use_indexer eq 'hyperestraier') {
245
246                         # open Hyper Estraier database
247                         require WebPAC::Output::Estraier;
248                         $indexer = new WebPAC::Output::Estraier( %{ $indexer_config } );
249                 
250                 } elsif ($use_indexer eq 'hyperestraier-native') {
251
252                         # open Hyper Estraier database
253                         require WebPAC::Output::EstraierNative;
254                         $indexer = new WebPAC::Output::EstraierNative( %{ $indexer_config } );
255
256                 } elsif ($use_indexer eq 'kinosearch') {
257
258                         die "no longer supported";
259
260                 } else {
261                         $log->logdie("unknown use_indexer: $use_indexer");
262                 }
263
264                 $log->logdie("can't continue without valid indexer") unless ($indexer);
265         }
266
267
268         #
269         # store Hyper Estraier links to other databases
270         #
271         if (ref($db_config->{links}) eq 'ARRAY' && $use_indexer) {
272                 foreach my $link (@{ $db_config->{links} }) {
273                         if ($use_indexer eq 'hyperestraier') {
274                                 if ($merge) {
275                                         print $estcmd_fh 'sudo -u www-data estcmd merge ' . $database . ' ' . $link->{to},$/;
276                                 } else {
277                                         $log->info("saving link $database -> $link->{to} [$link->{credit}]");
278                                         push @links, sub {
279                                                 $log->info("adding link $database -> $link->{to} [$link->{credit}]");
280                                                 $indexer->add_link(
281                                                         from => $database,
282                                                         to => $link->{to},
283                                                         credit => $link->{credit},
284                                                 );
285                                         };
286                                 }
287                         } else {
288                                 $log->warn("NOT IMPLEMENTED WITH $use_indexer: adding link $database -> $link->{to} [$link->{credit}]");
289                         }
290                 }
291         }
292         next if ($only_links);
293
294
295         #
296         # now WebPAC::Store
297         #
298         my $store = new WebPAC::Store({
299                 debug => $debug,
300         });
301
302         sub iterate_over {
303                 my ( $what, $error ) = @_;
304                 my @result;
305                 if ( ref( $what ) eq 'ARRAY' ) {
306                         @result = @{ $what };
307                 } elsif ($db_config->{input}) {
308                         @result =  ( $what );
309                 } else {
310                         $error->() if ref($error) eq 'CODE';
311                 }
312                 return @result;
313         }
314
315         #
316         # prepare output
317         #
318         my @outputs = iterate_over( $db_config->{output}, sub {
319                 $log->error("Database $database doesn't have any outputs defined. Do you want to remove it from configuration?" );
320         } );
321
322         my @output_modules;
323
324         foreach my $output ( @outputs ) {
325
326 warn '## output = ',dump( $output );
327
328                 my $module = $output->{module} || $log->logdie("need module in output section of $database");
329                 $module = 'WebPAC::Output::' . $module unless $module =~ m/::/;
330         
331                 $log->debug("loading output module $module");
332                 eval "require $module";
333         
334                 $output->{database} = $database;
335
336                 $log->debug("calling $module->new(",dump( $output ),")");
337                 my $out = new $module->new( $output );
338                 $out->init;
339
340                 push @output_modules, $out;
341         }
342
343
344         #
345         # now, iterate through input formats
346         #
347
348
349         my @inputs = iterate_over( $db_config->{input}, sub {
350                 $log->info("database $database doesn't have inputs defined");
351         } );
352
353         foreach my $input (@inputs) {
354
355                 my $input_name = $input->{name} || $log->logdie("input without a name isn't valid: ",dump($input));
356
357                 next if ($only_input && ($input_name !~ m#$only_input#i && $input->{type} !~ m#$only_input#i));
358
359                 my $type = lc($input->{type});
360
361                 die "I know only how to handle input types ", join(",", $config->webpac('inputs') ), " not '$type'!\n" unless (grep(/$type/, $config->webpac('inputs')));
362
363                 my $input_module = $config->webpac('inputs')->{$type};
364
365                 my @lookups = $parser->have_lookup_create($database, $input);
366
367                 $log->info("working on input '$input_name' in $input->{path} [type: $input->{type}] using $input_module",
368                         @lookups ? " creating lookups: ".join(", ", @lookups) : ""
369                 );
370
371                 if ($stats) {
372                         # disable modification of records if --stats is in use
373                         delete($input->{modify_records});
374                         delete($input->{modify_file});
375                 }
376
377                 my $input_db = new WebPAC::Input(
378                         module => $input_module,
379                         encoding => $config->webpac('webpac_encoding'),
380                         limit => $limit || $input->{limit},
381                         offset => $offset,
382                         recode => $input->{recode},
383                         stats => $stats,
384                         modify_records => $input->{modify_records},
385                         modify_file => $input->{modify_file},
386                         input_config => $input,
387                 );
388                 $log->logdie("can't create input using $input_module") unless ($input);
389
390                 if (defined( $input->{lookup} )) {
391                         $log->warn("$database/$input_name has depriciated lookup definition, removing it...");
392                         delete( $input->{lookup} );
393                 }
394
395                 my $lookup_coderef;
396
397                 if (@lookups) {
398
399                         my $rules = $parser->lookup_create_rules($database, $input) || $log->logdie("no rules found for $database/$input");
400
401                         $lookup_coderef = sub {
402                                 my $rec = shift || die "need rec!";
403                                 my $mfn = $rec->{'000'}->[0] || die "need mfn in 000";
404
405                                 WebPAC::Normalize::data_structure(
406                                         row => $rec,
407                                         rules => $rules,
408                                         config => create_ds_config( $db_config, $database, $input, $mfn ),
409                                 );
410
411                                 #warn "current lookup: ", dump(WebPAC::Normalize::_get_lookup());
412                         };
413
414                         WebPAC::Normalize::_set_lookup( undef );
415
416                         $log->debug("created lookup_coderef using:\n$rules");
417
418                 };
419
420                 my $lookup_jar;
421
422                 my $maxmfn = $input_db->open(
423                         path => $input->{path},
424                         code_page => $input->{encoding},        # database encoding
425                         lookup_coderef => $lookup_coderef,
426                         lookup => $lookup_jar,
427                         %{ $input },
428                         load_row => sub {
429                                 my $a = shift;
430                                 return $store->load_row(
431                                         database => $database,
432                                         input => $input_name,
433                                         id => $a->{id},
434                                 );
435                         },
436                         save_row => sub {
437                                 my $a = shift;
438                                 return $store->save_row(
439                                         database => $database,
440                                         input => $input_name,
441                                         id => $a->{id},
442                                         row => $a->{row},
443                                 );
444                         },
445
446                 );
447
448                 my $lookup_data = WebPAC::Normalize::_get_lookup();
449
450                 if (defined( $lookup_data->{$database}->{$input_name} )) {
451                         $log->debug("created following lookups: ", sub { dump( $lookup_data ) } );
452
453                         foreach my $key (keys %{ $lookup_data->{$database}->{$input_name} }) {
454                                 $store->save_lookup(
455                                         database => $database,
456                                         input => $input_name,
457                                         key => $key,
458                                         data => $lookup_data->{$database}->{$input_name}->{$key},
459                                 );
460                         }
461                 }
462
463                 my $report_fh;
464                 if ($stats || $validate) {
465                         my $path = "out/report/${database}-${input_name}.txt";
466                         open($report_fh, '>', $path) || $log->logdie("can't open $path: $!");
467
468                         print $report_fh "Report for database '$database' input '$input_name' records ",
469                                 $offset || 1, "-", $limit || $input->{limit} || $maxmfn, "\n\n";
470                         $log->info("Generating report file $path");
471
472                         if ( $validate ) {
473                                 $validate->read_validate_file( $validate->fill_in( $validate_path, database => $database, input => $input_name ) ) if ( $validate_path );
474                                 $validate->read_validate_delimiters_file( $validate->fill_in( $validate_delimiters_path, database => $database, input => $input_name ) ) if ( $validate_delimiters_path );
475                         }
476                 }
477
478                 my $marc;
479                 if ($marc_generate && $parser->have_rules( 'marc', $database, $input_name )) {
480                         $marc = new WebPAC::Output::MARC(
481                                 path => "out/marc/${database}-${input_name}.marc",
482                                 lint => $marc_lint,
483                                 dump => $marc_dump,
484                         );
485                 }
486
487                 my $rules = $parser->normalize_rules($database,$input_name) || $log->logdie("no normalize rules found for $database/$input_name");
488                 $log->debug("parsed normalize rules:\n$rules");
489
490                 # reset position in database
491                 $input_db->seek(1);
492
493                 # generate name of config key for indexer (strip everything after -)
494                 my $indexer_config = $use_indexer;
495                 $indexer_config =~ s/^(\w+)-?.*$/$1/g if ($indexer_config);
496
497                 my $lookup_hash;
498                 my $depends = $parser->depends($database,$input_name);
499         
500                 if ($depends) {
501                         $log->debug("$database/$input_name depends on: ", dump($depends)) if ($depends);
502                         $log->logdie("parser->depends didn't return HASH") unless (ref($depends) eq 'HASH');
503
504                         foreach my $db (keys %$depends) {
505                                 foreach my $i (keys %{$depends->{$db}}) {
506                                         foreach my $k (keys %{$depends->{$db}->{$i}}) {
507                                                 my $t = time();
508                                                 $log->debug("loading lookup $db/$i");
509                                                 $lookup_hash->{$db}->{$i}->{$k} = $store->load_lookup(
510                                                         database => $db,
511                                                         input => $i,
512                                                         key => $k,
513                                                 );
514                                                 $log->debug(sprintf("lookup $db/$i took %.2fs", time() - $t));
515                                         }
516                                 }
517                         }
518
519                         $log->debug("lookup_hash = ", sub { dump( $lookup_hash ) });
520                 }
521
522
523                 foreach my $pos ( 0 ... $input_db->size ) {
524
525                         my $row = $input_db->fetch || next;
526
527                         $total_rows++;
528
529                         my $mfn = $row->{'000'}->[0];
530
531                         if (! $mfn || $mfn !~ m{^\d+$}) {
532                                 $log->warn("record $pos doesn't have valid MFN but '$mfn', using $pos");
533                                 $mfn = $pos;
534                                 push @{ $row->{'000'} }, $pos;
535                         }
536
537
538                         if ($validate) {
539                                 if ( my $errors = $validate->validate_rec( $row, $input_db->dump_ascii ) ) {
540                                         $log->error( "MFN $mfn validation error:\n",
541                                                 $validate->report_error( $errors )
542                                         );
543                                 }
544                                 next;   # validation doesn't create any output
545                         }
546
547                         my $ds = WebPAC::Normalize::data_structure(
548                                 row => $row,
549                                 rules => $rules,
550                                 lookup => $lookup_hash,
551                                 config => create_ds_config( $db_config, $database, $input, $mfn ),
552                                 marc_encoding => 'utf-8',
553                                 load_row_coderef => sub {
554                                         my ($database,$input,$mfn) = @_;
555                                         return $store->load_row(
556                                                 database => $database,
557                                                 input => $input,
558                                                 id => $mfn,
559                                         );
560                                 },
561                         );
562
563                         $log->debug("ds = ", sub { dump($ds) }) if ($ds);
564
565                         $store->save_ds(
566                                 database => $database,
567                                 input => $input_name,
568                                 id => $mfn,
569                                 ds => $ds,
570                         ) if ($ds && !$stats);
571
572                         $indexer->add(
573                                 id => "${input_name}/${mfn}",
574                                 ds => $ds,
575                                 type => $config->get($indexer_config)->{type},
576                         ) if ($indexer && $ds);
577
578                         if ($marc) {
579                                 my $i = 0;
580
581                                 while (my $fields = WebPAC::Normalize::_get_marc_fields( fetch_next => 1 ) ) {
582                                         $marc->add(
583                                                 id => $mfn . ( $i ? "/$i" : '' ),
584                                                 fields => $fields,
585                                                 leader => WebPAC::Normalize::_get_marc_leader(),
586                                                 row => $row,
587                                         );
588                                         $i++;
589                                 }
590
591                                 $log->info("Created $i instances of MFN $mfn\n") if ($i > 1);
592                         }
593
594                         foreach my $out ( @output_modules ) {
595                                 $out->add( $mfn, $ds ) if $out->can('add');
596                         }
597
598                 }
599
600                 if ($validate) {
601                         my $errors = $validate->report;
602                         if ($errors) {
603                                 $log->info("validation errors:\n$errors\n" );
604                                 print $report_fh "$errors\n" if ($report_fh);
605                         }
606
607                         print $report_fh "\nAll possible subfields/delimiter templates:\n", $validate->delimiters_templates( report => 1, current_input => 1 ), "\n\n";
608
609                         # must be last thing that touches $validate for this input
610                         $validate->reset;
611                 }
612
613                 if ($stats) {
614                         my $s = $input_db->stats;
615                         $log->info("statistics of fields usage:\n$s");
616                         print $report_fh "Statistics of fields usage:\n$s" if ($report_fh);
617                 }
618
619                 # close MARC file
620                 $marc->finish if ($marc);
621
622                 # close report
623                 close($report_fh) if ($report_fh);
624         }
625
626         eval { $indexer->finish } if ($indexer && $indexer->can('finish'));
627
628         foreach my $out ( @output_modules ) {
629                 $out->finish if $out->can('finish');
630         }
631
632         my $dt = time() - $start_t;
633         $log->info("$total_rows records ", $indexer ? "indexed " : "",
634                 sprintf("in %.2f sec [%.2f rec/sec]",
635                         $dt, ($total_rows / $dt)
636                 )
637         );
638
639
640         # end forked process
641         if ($parallel) {
642                 $log->info("parallel process $$ finished");
643                 exit(0);
644         }
645
646 }
647
648 if ($parallel) {
649         # wait all children to finish
650         sleep(1) while wait != -1;
651         $log->info("all parallel processes finished");
652 }
653
654 # save new delimiters if needed
655 $validate->save_delimiters_templates if ( $validate_delimiters_path );
656
657 #
658 # handle links or merge after indexing
659 #
660
661 if ($merge) {
662         print $estcmd_fh 'sudo /etc/init.d/hyperestraier start',$/;
663         close($estcmd_fh);
664         chmod 0700, $estcmd_path || $log->warn("can't chmod 0700 $estcmd_path: $!");
665         system $estcmd_path;
666 } else {
667         foreach my $link (@links) {
668                 $log->logdie("coderef in link ", Dumper($link), " is ", ref($link), " and not CODE") unless (ref($link) eq 'CODE');
669                 $link->();
670         }
671 }