r1627@llin: dpavlin | 2007-11-14 11:59:53 +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=s" => \$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 WebPAC::Normalize::_debug( $debug - 1 ) if $debug > 1;
157
158 #print "config = ",dump($config) if ($debug);
159
160 die "no databases in config file!\n" unless ($config->databases);
161
162 $log->info( "-" x 79 );
163
164 my $log_file = 'log';
165
166 if (-e $log_file ) {    # && -s $log_file > 5 * 1024 * 1024) {
167         $log->info("moved old log with ", -s $log_file, " bytes to '${log_file}.old'");
168         rename $log_file, "${log_file}.old" || $log->logwarn("can't rename $log_file to ${log_file}.old: $!");
169 }
170
171 my $estcmd_fh;
172 my $estcmd_path = './estcmd-merge.sh';
173 if ($merge) {
174         open($estcmd_fh, '>', $estcmd_path) || $log->logdie("can't open $estcmd_path: $!");
175         print $estcmd_fh 'cd /data/estraier/_node/ || exit 1',$/;
176         print $estcmd_fh 'sudo /etc/init.d/hyperestraier stop',$/;
177         $log->info("created merge batch file $estcmd_path");
178 }
179
180 my $validate;
181 $validate = new WebPAC::Validate(
182         delimiters => $config->webpac('delimiters'),
183 ) if ($validate_path || $validate_delimiters_path);
184
185 my $use_indexer = $config->use_indexer;
186 $stats ||= $validate;
187 if ($stats) {
188         $log->debug("disabled indexing for stats collection");
189         $use_indexer = undef;
190 } elsif ( $use_indexer ) {
191         $log->info("using $use_indexer indexing engine...");
192 }
193
194 # parse normalize files and create source files for lookup and normalization
195
196 my ($only_database,$only_input) = split(m#/#, $only_filter) if $only_filter;
197
198 my $parser = new WebPAC::Parser(
199         config => $config,
200         only_database => $only_database,
201         only_input => $only_input,
202 );
203
204 my $total_rows = 0;
205 my $start_t = time();
206
207 my @links;
208
209 if ($parallel) {
210         $log->info("Using $parallel processes for speedup");
211         Proc::Queue::size($parallel);
212 }
213
214 sub create_ds_config {
215         my ($db_config, $database, $input, $mfn) = @_;
216         my $c = dclone( $db_config );
217         $c->{_} = $database || $log->logconfess("need database");
218         $c->{_mfn} = $mfn || $log->logconfess("need mfn");
219         $c->{input} = $input || $log->logconfess("need input");
220         return $c;
221 }
222
223 foreach my $database ( sort keys %{ $config->databases } ) {
224         my $db_config = $config->databases->{$database};
225
226         next if ($only_database && $database !~ m/$only_database/i);
227
228         if ($parallel) {
229                 my $f=fork;
230                 if(defined ($f) and $f==0) {
231                         $log->info("Created processes $$ for speedup");
232                 } else {
233                         next;
234                 }
235         }
236
237         my $indexer;
238         if ($use_indexer && $parser->have_rules( 'search', $database )) {
239
240                 my $cfg_name = $use_indexer;
241                 $cfg_name =~ s/\-.*$//;
242
243                 my $indexer_config = $config->get( $cfg_name ) || $log->logdie("can't find '$cfg_name' part in confguration");
244                 $indexer_config->{database} = $database;
245                 $indexer_config->{clean} = $clean;
246                 $indexer_config->{label} = $db_config->{name};
247
248                 # force clean if database has links
249                 $indexer_config->{clean} = 1 if ($db_config->{links});
250
251                 if ($use_indexer eq 'hyperestraier') {
252
253                         # open Hyper Estraier database
254                         require WebPAC::Output::Estraier;
255                         $indexer = new WebPAC::Output::Estraier( %{ $indexer_config } );
256                 
257                 } elsif ($use_indexer eq 'hyperestraier-native') {
258
259                         # open Hyper Estraier database
260                         require WebPAC::Output::EstraierNative;
261                         $indexer = new WebPAC::Output::EstraierNative( %{ $indexer_config } );
262
263                 } elsif ($use_indexer eq 'kinosearch') {
264
265                         die "no longer supported";
266
267                 } else {
268                         $log->logdie("unknown use_indexer: $use_indexer");
269                 }
270
271                 $log->logdie("can't continue without valid indexer") unless ($indexer);
272         }
273
274
275         #
276         # store Hyper Estraier links to other databases
277         #
278         if (ref($db_config->{links}) eq 'ARRAY' && $use_indexer) {
279                 foreach my $link (@{ $db_config->{links} }) {
280                         if ($use_indexer eq 'hyperestraier') {
281                                 if ($merge) {
282                                         print $estcmd_fh 'sudo -u www-data estcmd merge ' . $database . ' ' . $link->{to},$/;
283                                 } else {
284                                         $log->info("saving link $database -> $link->{to} [$link->{credit}]");
285                                         push @links, sub {
286                                                 $log->info("adding link $database -> $link->{to} [$link->{credit}]");
287                                                 $indexer->add_link(
288                                                         from => $database,
289                                                         to => $link->{to},
290                                                         credit => $link->{credit},
291                                                 );
292                                         };
293                                 }
294                         } else {
295                                 $log->warn("NOT IMPLEMENTED WITH $use_indexer: adding link $database -> $link->{to} [$link->{credit}]");
296                         }
297                 }
298         }
299         next if ($only_links);
300
301
302         #
303         # now WebPAC::Store
304         #
305         my $store = new WebPAC::Store({
306                 debug => $debug,
307         });
308
309
310         #
311         # prepare output
312         #
313         my @outputs = force_array( $db_config->{output}, sub {
314                 $log->error("Database $database doesn't have any outputs defined. Do you want to remove it from configuration?" );
315         } );
316
317         my @output_modules;
318
319         foreach my $output ( @outputs ) {
320
321 #warn '## output = ',dump( $output );
322
323                 my $module = $output->{module} || $log->logdie("need module in output section of $database");
324                 $module = 'WebPAC::Output::' . $module unless $module =~ m/::/;
325         
326                 $log->debug("loading output module $module");
327                 eval "require $module";
328
329                 # add database to arugemnts for output filter
330                 $output->{database} = $database;
331
332                 $log->debug("calling $module->new(",dump( $output ),")");
333                 my $out = new $module->new( $output );
334                 $out->init;
335
336                 push @output_modules, $out;
337         }
338
339
340         #
341         # now, iterate through input formats
342         #
343
344
345         my @inputs = force_array( $db_config->{input}, sub {
346                 $log->info("database $database doesn't have inputs defined");
347         } );
348
349         foreach my $input (@inputs) {
350
351                 my $input_name = $input->{name} || $log->logdie("input without a name isn't valid: ",dump($input));
352
353                 next if ($only_input && ($input_name !~ m#$only_input#i && $input->{type} !~ m#$only_input#i));
354
355                 my $type = lc($input->{type});
356
357                 # FIXME check if input module exists
358                 my $input_module = $input->{module};
359
360                 if ( ! $input_module ) {
361                         if ( grep(/$type/, $config->webpac('inputs')) ) {
362                                 $input_module = $config->webpac('inputs')->{$type};
363                         } else {
364                                 $log->logdie("I know only how to handle input types ", join(",", $config->webpac('inputs') ), " not '$type'!" );
365                         }
366                 }
367
368                 my @lookups = $parser->have_lookup_create($database, $input);
369
370                 $log->info("working on input '$input_name' in $input->{path} [type: $input->{type}] using $input_module",
371                         @lookups ? " creating lookups: ".join(", ", @lookups) : ""
372                 );
373
374                 if ($stats) {
375                         # disable modification of records if --stats is in use
376                         delete($input->{modify_records});
377                         delete($input->{modify_file});
378                 }
379
380                 my $input_db = new WebPAC::Input(
381                         module => $input_module,
382                         encoding => $config->webpac('webpac_encoding'),
383                         limit => $limit || $input->{limit},
384                         offset => $offset,
385                         recode => $input->{recode},
386                         stats => $stats,
387                         modify_records => $input->{modify_records},
388                         modify_file => $input->{modify_file},
389                         input_config => $input,
390                 );
391                 $log->logdie("can't create input using $input_module") unless ($input);
392
393                 if (defined( $input->{lookup} )) {
394                         $log->warn("$database/$input_name has depriciated lookup definition, removing it...");
395                         delete( $input->{lookup} );
396                 }
397
398                 my $lookup_coderef;
399
400                 if (@lookups) {
401
402                         my $rules = $parser->lookup_create_rules($database, $input) || $log->logdie("no rules found for $database/$input");
403
404                         $lookup_coderef = sub {
405                                 my $rec = shift || die "need rec!";
406                                 my $mfn = $rec->{'000'}->[0] || die "need mfn in 000";
407
408                                 WebPAC::Normalize::data_structure(
409                                         row => $rec,
410                                         rules => $rules,
411                                         config => create_ds_config( $db_config, $database, $input, $mfn ),
412                                 );
413
414                                 #warn "current lookup: ", dump(WebPAC::Normalize::_get_lookup());
415                         };
416
417                         WebPAC::Normalize::_set_lookup( undef );
418
419                         $log->debug("created lookup_coderef using:\n$rules");
420
421                 };
422
423                 my $lookup_jar;
424
425                 my $maxmfn = $input_db->open(
426                         path => $input->{path},
427                         code_page => $input->{encoding},        # database encoding
428                         lookup_coderef => $lookup_coderef,
429                         lookup => $lookup_jar,
430                         %{ $input },
431                         load_row => sub {
432                                 my $a = shift;
433                                 return $store->load_row(
434                                         database => $database,
435                                         input => $input_name,
436                                         id => $a->{id},
437                                 );
438                         },
439                         save_row => sub {
440                                 my $a = shift;
441                                 return $store->save_row(
442                                         database => $database,
443                                         input => $input_name,
444                                         id => $a->{id},
445                                         row => $a->{row},
446                                 );
447                         },
448
449                 );
450
451                 my $lookup_data = WebPAC::Normalize::_get_lookup();
452
453                 if (defined( $lookup_data->{$database}->{$input_name} )) {
454                         $log->debug("created following lookups: ", sub { dump( $lookup_data ) } );
455
456                         foreach my $key (keys %{ $lookup_data->{$database}->{$input_name} }) {
457                                 $store->save_lookup(
458                                         database => $database,
459                                         input => $input_name,
460                                         key => $key,
461                                         data => $lookup_data->{$database}->{$input_name}->{$key},
462                                 );
463                         }
464                 }
465
466                 my $report_fh;
467                 if ($stats || $validate) {
468                         my $path = "out/report/${database}-${input_name}.txt";
469                         open($report_fh, '>', $path) || $log->logdie("can't open $path: $!");
470
471                         print $report_fh "Report for database '$database' input '$input_name' records ",
472                                 $offset || 1, "-", $limit || $input->{limit} || $maxmfn, "\n\n";
473                         $log->info("Generating report file $path");
474
475                         if ( $validate ) {
476                                 $validate->read_validate_file( $validate->fill_in( $validate_path, database => $database, input => $input_name ) ) if ( $validate_path );
477                                 $validate->read_validate_delimiters_file( $validate->fill_in( $validate_delimiters_path, database => $database, input => $input_name ) ) if ( $validate_delimiters_path );
478                         }
479                 }
480
481                 my $marc;
482                 if ($marc_generate && $parser->have_rules( 'marc', $database, $input_name )) {
483                         $marc = new WebPAC::Output::MARC(
484                                 path => "out/marc/${database}-${input_name}.marc",
485                                 lint => $marc_lint,
486                                 dump => $marc_dump,
487                         );
488                 }
489
490                 my $rules = $parser->normalize_rules($database,$input_name) || $log->logdie("no normalize rules found for $database/$input_name");
491                 $log->debug("parsed normalize rules:\n$rules");
492
493                 # reset position in database
494                 $input_db->seek(1);
495
496                 # generate name of config key for indexer (strip everything after -)
497                 my $indexer_config = $use_indexer;
498                 $indexer_config =~ s/^(\w+)-?.*$/$1/g if ($indexer_config);
499
500                 my $lookup_hash;
501                 my $depends = $parser->depends($database,$input_name);
502         
503                 if ($depends) {
504                         $log->debug("$database/$input_name depends on: ", dump($depends)) if ($depends);
505                         $log->logdie("parser->depends didn't return HASH") unless (ref($depends) eq 'HASH');
506
507                         foreach my $db (keys %$depends) {
508                                 foreach my $i (keys %{$depends->{$db}}) {
509                                         foreach my $k (keys %{$depends->{$db}->{$i}}) {
510                                                 my $t = time();
511                                                 $log->debug("loading lookup $db/$i");
512                                                 $lookup_hash->{$db}->{$i}->{$k} = $store->load_lookup(
513                                                         database => $db,
514                                                         input => $i,
515                                                         key => $k,
516                                                 );
517                                                 $log->debug(sprintf("lookup $db/$i took %.2fs", time() - $t));
518                                         }
519                                 }
520                         }
521
522                         $log->debug("lookup_hash = ", sub { dump( $lookup_hash ) });
523                 }
524
525
526                 # setup input name for all output filters
527                 foreach my $out ( @output_modules ) {
528                         if ( $out->can('input') ) {
529                                 $out->input( $input_name );
530                         } else {
531                                 $log->warn("output filter ",ref($out)," doesn't support input name");
532                         }
533                 }
534
535
536                 foreach my $pos ( 0 ... $input_db->size ) {
537
538                         my $row = $input_db->fetch || next;
539
540                         $total_rows++;
541
542                         my $mfn = $row->{'000'}->[0];
543
544                         if (! $mfn || $mfn !~ m{^\d+$}) {
545                                 $log->warn("record $pos doesn't have valid MFN but '$mfn', using $pos");
546                                 $mfn = $pos;
547                                 push @{ $row->{'000'} }, $pos;
548                         }
549
550
551                         if ($validate) {
552                                 if ( my $errors = $validate->validate_rec( $row, $input_db->dump_ascii ) ) {
553                                         $log->error( "MFN $mfn validation error:\n",
554                                                 $validate->report_error( $errors )
555                                         );
556                                 }
557                                 next;   # validation doesn't create any output
558                         }
559
560                         my $ds = WebPAC::Normalize::data_structure(
561                                 row => $row,
562                                 rules => $rules,
563                                 lookup => $lookup_hash,
564                                 config => create_ds_config( $db_config, $database, $input, $mfn ),
565                                 marc_encoding => 'utf-8',
566                                 load_row_coderef => sub {
567                                         my ($database,$input,$mfn) = @_;
568 #warn "### load_row($database,$input,$mfn) from data_structure\n";
569                                         return $store->load_row(
570                                                 database => $database,
571                                                 input => $input,
572                                                 id => $mfn,
573                                         );
574                                 },
575                         );
576
577                         $log->debug("ds = ", sub { dump($ds) });
578
579                         if ( $ds ) {
580
581                                 $store->save_ds(
582                                         database => $database,
583                                         input => $input_name,
584                                         id => $mfn,
585                                         ds => $ds,
586                                 ) if !$stats;
587
588                                 $indexer->add(
589                                         id => "${input_name}/${mfn}",
590                                         ds => $ds,
591                                         type => $config->get($indexer_config)->{type},
592                                 ) if $indexer;
593
594                                 foreach my $out ( @output_modules ) {
595                                         $out->add( $mfn, $ds ) if $out->can('add');
596                                 }
597
598                         } else {
599                                 $log->warn("record $pos didn't produce any output after normalization rules!") unless $marc;
600                         }
601
602                         if ($marc) {
603                                 my $i = 0;
604
605                                 while (my $fields = WebPAC::Normalize::MARC::_get_marc_fields( fetch_next => 1 ) ) {
606                                         $marc->add(
607                                                 id => $mfn . ( $i ? "/$i" : '' ),
608                                                 fields => $fields,
609                                                 leader => WebPAC::Normalize::MARC::_get_marc_leader(),
610                                                 row => $row,
611                                         );
612                                         $i++;
613                                 }
614
615                                 $log->info("Created $i instances of MFN $mfn\n") if ($i > 1);
616                         }
617
618                 }
619
620                 if ($validate) {
621                         my $errors = $validate->report;
622                         if ($errors) {
623                                 $log->info("validation errors:\n$errors\n" );
624                                 print $report_fh "$errors\n" if ($report_fh);
625                         }
626
627                         print $report_fh "\nAll possible subfields/delimiter templates:\n", $validate->delimiters_templates( report => 1, current_input => 1 ), "\n\n";
628
629                         # must be last thing that touches $validate for this input
630                         $validate->reset;
631                 }
632
633                 if ($stats) {
634                         my $s = $input_db->stats;
635                         $log->info("statistics of fields usage:\n$s");
636                         print $report_fh "Statistics of fields usage:\n$s" if ($report_fh);
637                 }
638
639                 # close MARC file
640                 $marc->finish if ($marc);
641
642                 # close report
643                 close($report_fh) if ($report_fh);
644         }
645
646         eval { $indexer->finish } if ($indexer && $indexer->can('finish'));
647
648         foreach my $out ( @output_modules ) {
649                 $out->finish if $out->can('finish');
650         }
651
652         my $dt = time() - $start_t;
653         $log->info("$total_rows records ", $indexer ? "indexed " : "",
654                 sprintf("in %.2f sec [%.2f rec/sec]",
655                         $dt, ($total_rows / $dt)
656                 )
657         );
658
659
660         # end forked process
661         if ($parallel) {
662                 $log->info("parallel process $$ finished");
663                 exit(0);
664         }
665
666 }
667
668 if ($parallel) {
669         # wait all children to finish
670         sleep(1) while wait != -1;
671         $log->info("all parallel processes finished");
672 }
673
674 # save new delimiters if needed
675 $validate->save_delimiters_templates if ( $validate_delimiters_path );
676
677 #
678 # handle links or merge after indexing
679 #
680
681 if ($merge) {
682         print $estcmd_fh 'sudo /etc/init.d/hyperestraier start',$/;
683         close($estcmd_fh);
684         chmod 0700, $estcmd_path || $log->warn("can't chmod 0700 $estcmd_path: $!");
685         system $estcmd_path;
686 } else {
687         foreach my $link (@links) {
688                 $log->logdie("coderef in link ", Dumper($link), " is ", ref($link), " and not CODE") unless (ref($link) eq 'CODE');
689                 $link->();
690         }
691 }