r1285@llin: dpavlin | 2007-06-21 14:53:43 +0200
[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 0.14;
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                         # open KinoSearch
259                         require WebPAC::Output::KinoSearch;
260                         $indexer_config->{clean} = 1 unless (-e $indexer_config->{index_path});
261                         $indexer = new WebPAC::Output::KinoSearch( %{ $indexer_config } );
262
263                 } else {
264                         $log->logdie("unknown use_indexer: $use_indexer");
265                 }
266
267                 $log->logdie("can't continue without valid indexer") unless ($indexer);
268         }
269
270
271         #
272         # store Hyper Estraier links to other databases
273         #
274         if (ref($db_config->{links}) eq 'ARRAY' && $use_indexer) {
275                 foreach my $link (@{ $db_config->{links} }) {
276                         if ($use_indexer eq 'hyperestraier') {
277                                 if ($merge) {
278                                         print $estcmd_fh 'sudo -u www-data estcmd merge ' . $database . ' ' . $link->{to},$/;
279                                 } else {
280                                         $log->info("saving link $database -> $link->{to} [$link->{credit}]");
281                                         push @links, sub {
282                                                 $log->info("adding link $database -> $link->{to} [$link->{credit}]");
283                                                 $indexer->add_link(
284                                                         from => $database,
285                                                         to => $link->{to},
286                                                         credit => $link->{credit},
287                                                 );
288                                         };
289                                 }
290                         } else {
291                                 $log->warn("NOT IMPLEMENTED WITH $use_indexer: adding link $database -> $link->{to} [$link->{credit}]");
292                         }
293                 }
294         }
295         next if ($only_links);
296
297
298         #
299         # now WebPAC::Store
300         #
301         my $abs_path = abs_path($0);
302         $abs_path =~ s#/[^/]*$#/#;
303
304         my $db_path = $config->webpac('db_path');
305
306         if ($clean) {
307                 $log->info("creating new database '$database' in $db_path");
308                 rmtree( $db_path ) || $log->warn("can't remove $db_path: $!");
309         } else {
310                 $log->info("working on database '$database' in $db_path");
311         }
312
313         my $store = new WebPAC::Store(
314                 path => $db_path,
315                 debug => $debug,
316         );
317
318
319         #
320         # now, iterate through input formats
321         #
322
323         my @inputs;
324         if (ref($db_config->{input}) eq 'ARRAY') {
325                 @inputs = @{ $db_config->{input} };
326         } elsif ($db_config->{input}) {
327                 push @inputs, $db_config->{input};
328         } else {
329                 $log->info("database $database doesn't have inputs defined");
330         }
331
332         foreach my $input (@inputs) {
333
334                 my $input_name = $input->{name} || $log->logdie("input without a name isn't valid: ",dump($input));
335
336                 next if ($only_input && ($input_name !~ m#$only_input#i && $input->{type} !~ m#$only_input#i));
337
338                 my $type = lc($input->{type});
339
340                 die "I know only how to handle input types ", join(",", $config->webpac('inputs') ), " not '$type'!\n" unless (grep(/$type/, $config->webpac('inputs')));
341
342                 my $input_module = $config->webpac('inputs')->{$type};
343
344                 my @lookups = $parser->have_lookup_create($database, $input);
345
346                 $log->info("working on input '$input_name' in $input->{path} [type: $input->{type}] using $input_module",
347                         @lookups ? " creating lookups: ".join(", ", @lookups) : ""
348                 );
349
350                 if ($stats) {
351                         # disable modification of records if --stats is in use
352                         delete($input->{modify_records});
353                         delete($input->{modify_file});
354                 }
355
356                 my $input_db = new WebPAC::Input(
357                         module => $input_module,
358                         encoding => $config->webpac('webpac_encoding'),
359                         limit => $limit || $input->{limit},
360                         offset => $offset,
361                         recode => $input->{recode},
362                         stats => $stats,
363                         modify_records => $input->{modify_records},
364                         modify_file => $input->{modify_file},
365                 );
366                 $log->logdie("can't create input using $input_module") unless ($input);
367
368                 if (defined( $input->{lookup} )) {
369                         $log->warn("$database/$input_name has depriciated lookup definition, removing it...");
370                         delete( $input->{lookup} );
371                 }
372
373                 my $lookup_coderef;
374
375                 if (@lookups) {
376
377                         my $rules = $parser->lookup_create_rules($database, $input) || $log->logdie("no rules found for $database/$input");
378
379                         $lookup_coderef = sub {
380                                 my $rec = shift || die "need rec!";
381                                 my $mfn = $rec->{'000'}->[0] || die "need mfn in 000";
382
383                                 WebPAC::Normalize::data_structure(
384                                         row => $rec,
385                                         rules => $rules,
386                                         config => create_ds_config( $db_config, $database, $input, $mfn ),
387                                 );
388
389                                 #warn "current lookup: ", dump(WebPAC::Normalize::_get_lookup());
390                         };
391
392                         WebPAC::Normalize::_set_lookup( undef );
393
394                         $log->debug("created lookup_coderef using:\n$rules");
395
396                 };
397
398                 my $lookup_jar;
399
400                 my $maxmfn = $input_db->open(
401                         path => $input->{path},
402                         code_page => $input->{encoding},        # database encoding
403                         lookup_coderef => $lookup_coderef,
404                         lookup => $lookup_jar,
405                         %{ $input },
406                         load_row => sub {
407                                 my $a = shift;
408                                 return $store->load_row(
409                                         database => $database,
410                                         input => $input_name,
411                                         id => $a->{id},
412                                 );
413                         },
414                         save_row => sub {
415                                 my $a = shift;
416                                 return $store->save_row(
417                                         database => $database,
418                                         input => $input_name,
419                                         id => $a->{id},
420                                         row => $a->{row},
421                                 );
422                         },
423
424                 );
425
426                 my $lookup_data = WebPAC::Normalize::_get_lookup();
427
428                 if (defined( $lookup_data->{$database}->{$input_name} )) {
429                         $log->debug("created following lookups: ", sub { dump( $lookup_data ) } );
430
431                         foreach my $key (keys %{ $lookup_data->{$database}->{$input_name} }) {
432                                 $store->save_lookup(
433                                         database => $database,
434                                         input => $input_name,
435                                         key => $key,
436                                         data => $lookup_data->{$database}->{$input_name}->{$key},
437                                 );
438                         }
439                 }
440
441                 my $report_fh;
442                 if ($stats || $validate) {
443                         my $path = "out/report/${database}-${input_name}.txt";
444                         open($report_fh, '>', $path) || $log->logdie("can't open $path: $!");
445
446                         print $report_fh "Report for database '$database' input '$input_name' records ",
447                                 $offset || 1, "-", $limit || $input->{limit} || $maxmfn, "\n\n";
448                         $log->info("Generating report file $path");
449
450                         if ( $validate ) {
451                                 $validate->read_validate_file( $validate->fill_in( $validate_path, database => $database, input => $input_name ) ) if ( $validate_path );
452                                 $validate->read_validate_delimiters_file( $validate->fill_in( $validate_delimiters_path, database => $database, input => $input_name ) ) if ( $validate_delimiters_path );
453                         }
454                 }
455
456                 my $marc;
457                 if ($marc_generate && $parser->have_rules( 'marc', $database, $input_name )) {
458                         $marc = new WebPAC::Output::MARC(
459                                 path => "out/marc/${database}-${input_name}.marc",
460                                 lint => $marc_lint,
461                                 dump => $marc_dump,
462                         );
463                 }
464
465                 my $rules = $parser->normalize_rules($database,$input_name) || $log->logdie("no normalize rules found for $database/$input_name");
466                 $log->debug("parsed normalize rules:\n$rules");
467
468                 # reset position in database
469                 $input_db->seek(1);
470
471                 # generate name of config key for indexer (strip everything after -)
472                 my $indexer_config = $use_indexer;
473                 $indexer_config =~ s/^(\w+)-?.*$/$1/g if ($indexer_config);
474
475                 my $lookup_hash;
476                 my $depends = $parser->depends($database,$input_name);
477         
478                 if ($depends) {
479                         $log->debug("$database/$input_name depends on: ", dump($depends)) if ($depends);
480                         $log->logdie("parser->depends didn't return HASH") unless (ref($depends) eq 'HASH');
481
482                         foreach my $db (keys %$depends) {
483                                 foreach my $i (keys %{$depends->{$db}}) {
484                                         foreach my $k (keys %{$depends->{$db}->{$i}}) {
485                                                 my $t = time();
486                                                 $log->debug("loading lookup $db/$i");
487                                                 $lookup_hash->{$db}->{$i}->{$k} = $store->load_lookup(
488                                                         database => $db,
489                                                         input => $i,
490                                                         key => $k,
491                                                 );
492                                                 $log->debug(sprintf("lookup $db/$i took %.2fs", time() - $t));
493                                         }
494                                 }
495                         }
496
497                         $log->debug("lookup_hash = ", sub { dump( $lookup_hash ) });
498                 }
499
500
501                 foreach my $pos ( 0 ... $input_db->size ) {
502
503                         my $row = $input_db->fetch || next;
504
505                         $total_rows++;
506
507                         my $mfn = $row->{'000'}->[0];
508
509                         if (! $mfn || $mfn !~ m#^\d+$#) {
510                                 $log->warn("record $pos doesn't have valid MFN but '$mfn', using $pos");
511                                 $mfn = $pos;
512                                 push @{ $row->{'000'} }, $pos;
513                         }
514
515
516                         if ($validate) {
517                                 if ( my $errors = $validate->validate_rec( $row, $input_db->dump_ascii ) ) {
518                                         $log->error( "MFN $mfn validation error:\n",
519                                                 $validate->report_error( $errors )
520                                         );
521                                 }
522                                 next;   # validation doesn't create any output
523                         }
524
525                         my $ds = WebPAC::Normalize::data_structure(
526                                 row => $row,
527                                 rules => $rules,
528                                 lookup => $lookup_hash,
529                                 config => create_ds_config( $db_config, $database, $input, $mfn ),
530                                 marc_encoding => 'utf-8',
531                                 load_row_coderef => sub {
532                                         my ($database,$input,$mfn) = @_;
533                                         return $store->load_row(
534                                                 database => $database,
535                                                 input => $input,
536                                                 id => $mfn,
537                                         );
538                                 },
539                         );
540
541                         $log->debug("ds = ", sub { dump($ds) }) if ($ds);
542
543                         $store->save_ds(
544                                 database => $database,
545                                 input => $input_name,
546                                 id => $mfn,
547                                 ds => $ds,
548                         ) if ($ds && !$stats);
549
550                         $indexer->add(
551                                 id => "${input_name}/${mfn}",
552                                 ds => $ds,
553                                 type => $config->get($indexer_config)->{type},
554                         ) if ($indexer && $ds);
555
556                         if ($marc) {
557                                 my $i = 0;
558
559                                 while (my $fields = WebPAC::Normalize::_get_marc_fields( fetch_next => 1 ) ) {
560                                         $marc->add(
561                                                 id => $mfn . ( $i ? "/$i" : '' ),
562                                                 fields => $fields,
563                                                 leader => WebPAC::Normalize::_get_marc_leader(),
564                                                 row => $row,
565                                         );
566                                         $i++;
567                                 }
568
569                                 $log->info("Created $i instances of MFN $mfn\n") if ($i > 1);
570                         }
571                 }
572
573                 if ($validate) {
574                         my $errors = $validate->report;
575                         if ($errors) {
576                                 $log->info("validation errors:\n$errors\n" );
577                                 print $report_fh "$errors\n" if ($report_fh);
578                         }
579
580                         print $report_fh "\nAll possible subfields/delimiter templates:\n", $validate->delimiters_templates( report => 1, current_input => 1 ), "\n\n";
581
582                         # must be last thing that touches $validate for this input
583                         $validate->reset;
584                 }
585
586                 if ($stats) {
587                         my $s = $input_db->stats;
588                         $log->info("statistics of fields usage:\n$s");
589                         print $report_fh "Statistics of fields usage:\n$s" if ($report_fh);
590                 }
591
592                 # close MARC file
593                 $marc->finish if ($marc);
594
595                 # close report
596                 close($report_fh) if ($report_fh);
597         }
598
599         eval { $indexer->finish } if ($indexer && $indexer->can('finish'));
600
601         my $dt = time() - $start_t;
602         $log->info("$total_rows records ", $indexer ? "indexed " : "",
603                 sprintf("in %.2f sec [%.2f rec/sec]",
604                         $dt, ($total_rows / $dt)
605                 )
606         );
607
608
609         # end forked process
610         if ($parallel) {
611                 $log->info("parallel process $$ finished");
612                 exit(0);
613         }
614
615 }
616
617 if ($parallel) {
618         # wait all children to finish
619         sleep(1) while wait != -1;
620         $log->info("all parallel processes finished");
621 }
622
623 # save new delimiters if needed
624 $validate->save_delimiters_templates if ( $validate_delimiters_path );
625
626 #
627 # handle links or merge after indexing
628 #
629
630 if ($merge) {
631         print $estcmd_fh 'sudo /etc/init.d/hyperestraier start',$/;
632         close($estcmd_fh);
633         chmod 0700, $estcmd_path || $log->warn("can't chmod 0700 $estcmd_path: $!");
634         system $estcmd_path;
635 } else {
636         foreach my $link (@links) {
637                 $log->logdie("coderef in link ", Dumper($link), " is ", ref($link), " and not CODE") unless (ref($link) eq 'CODE');
638                 $link->();
639         }
640 }