/[Sack]/trunk/bin/sack.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Contents of /trunk/bin/sack.pl

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Revision 89 - (show annotations)
Wed Sep 30 19:53:29 2009 UTC (14 years, 7 months ago) by dpavlin
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File size: 11372 byte(s)
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1 #!/usr/bin/perl
2
3 use warnings;
4 use strict;
5
6 our $VERSION = '0.06';
7
8 use Time::HiRes qw(time);
9 use Data::Dump qw(dump);
10 use File::Slurp;
11 use Getopt::Long;
12 use IO::Socket::INET;
13 use Storable qw/freeze thaw store/;
14
15
16 my $debug = 0;
17 my $path = '/data/isi/full.txt';
18 my $limit = 5000;
19 my $offset = 0;
20 my @views;
21 my $port = 0; # interactive
22 my @nodes;
23
24
25 GetOptions(
26 'path=s' => \$path,
27 'offset=i' => \$offset,
28 'limit=i' => \$limit,
29 'view=s' => \@views,
30 'port|listen=i' => \$port,
31 'node|connect=i' => \@nodes,
32 'debug!' => \$debug,
33 ) or die $!;
34
35 my $t = time;
36
37
38 sub send_nodes;
39
40 our $prefix;
41 sub BEGIN {
42 $prefix = $0;
43 if ( $prefix !~ m{^/} ) {
44 chomp( my $pwd = `pwd` );
45 $prefix = "$pwd/$prefix";
46 }
47 $prefix =~ s{^(.*)/srv/Sack/.+$}{$1};
48 warn "# prefix $prefix";
49
50 $SIG{INT} = sub {
51 my $signame = shift;
52 send_nodes 'exit';
53 #clean if $clean; # FIXME
54 die "SIG$signame";
55 };
56
57 sub port2color {
58 my $port = shift;
59 return "\e[1m0\e[0m" if $port == 0;
60
61 my $c = ( $port % 6 ) + 31;
62 return "\e[${c}m$port\e[0m";
63 }
64
65 $SIG{__WARN__} = sub {
66 return unless @_;
67 my $msg = join('', @_);
68 if ( $msg !~ m{[\n\r]$} ) {
69 my @loc = caller(1);
70 $msg .= " in $loc[1] +$loc[2]\n" if @loc;
71 }
72 $msg =~ s{\[(0|\d\d\d\d)\]}{ '[' . port2color($1) . ']' }eg;
73 print STDERR $msg;
74 return 1;
75 };
76
77 }
78
79 our $digest_module = 'Sack::Digest::' . ( $ENV{SACK_DIGEST} || 'BerkeleyDB' );
80 use lib "$prefix/srv/Sack/lib/";
81 my $digest_path = $digest_module;
82 $digest_path =~ s{::}{/}g;
83 require "lib/$digest_path.pm";
84
85 our $digest = $digest_module->new( port => $port, clean => 1 );
86 sub digest { $digest->to_int($_[0]) }
87
88 warn "[$port] using $digest_module\n";
89
90 use lib "$prefix/srv/webpac2/lib/";
91 use WebPAC::Input::ISI;
92
93 $WebPAC::Input::ISI::subfields = undef; # disable parsing of subfields
94
95 my $input = WebPAC::Input::ISI->new(
96 path => "$prefix/$path",
97 offset => $offset,
98 limit => $limit,
99 );
100
101 our $num_records = $input->size;
102 our @reports;
103
104 sub report {
105 my $description = join(' ',@_);
106 my $dt = time - $t;
107 my $report = [ $description, $dt, $input->size / $dt ];
108 warn sprintf "[$port] %s in %1.4fs %.2f/s\n", @$report;
109 push @reports, $report;
110 $t = time;
111 }
112
113 sub show_report {
114 "\n" . join( "\n", map { sprintf "%8.4fs %10.2f/s %s", $_->[1], $_->[2], $_->[0] } @reports ) . "\n";
115 }
116
117 report $input->size , 'records loaded';
118
119 mkdir 'out' unless -e 'out';
120
121 our $out;
122
123 our $cache;
124
125 our $connected;
126
127 sub node_sock {
128 my $node = shift;
129 my $sock = IO::Socket::INET->new(
130 PeerAddr => '127.0.0.1',
131 PeerPort => $node,
132 Proto => 'tcp',
133 );
134
135 return $sock if $sock && $sock->connected;
136
137 warn "[$port] can't connect to $node - $!\n"; # FIXME die?
138 return;
139 }
140
141 sub send_nodes {
142 my $content = $#_ > 0 ? pop @_ : ''; # no content with just one argument!
143 my $header = defined $content ? length($content) : 0;
144 $header .= ' ' . join(' ', @_) if @_;
145
146 warn "# send_nodes ", dump(@_), " to ", dump @nodes;
147
148 foreach my $node ( @nodes ) {
149
150 my $sock = node_sock($node) || next;
151
152 warn "[$port] >>>> [$node] $header\n";
153 print $sock "$header\n$content" || warn "can't send $header to $node: $!";
154
155 $connected->{$node} = $sock;
156 }
157 }
158
159 sub get_node {
160 my $node = shift;
161
162 my $sock = $connected->{$node};
163 if ( ! $sock || ! $sock->connected ) {
164 warn "[$port] no connection to $node";
165 delete $connected->{$node};
166 return;
167 }
168 chomp( my $size = <$sock> );
169 warn "[$port] <<<< [$node] $size bytes\n" if $debug || $size > 1024;
170 my $data;
171 read $sock, $data, $size;
172 return $data;
173 }
174
175 sub send_sock {
176 my ( $sock, $data ) = @_;
177 my $size = length $data;
178 warn "[$port] >>>> $size bytes\n" if $debug || $size > 1024;
179 print $sock "$size\n$data" || warn "can't send $size bytes to ", $sock->peerhost;
180 }
181
182 sub pull_node_file {
183 my ( $node, $file ) = @_;
184
185 my $path = "/dev/shm/sack.$node.$file";
186 return if -e $path; # FIXME
187
188 my $sock = node_sock $node || die "not connected to $node";
189
190 print $sock "0 file $file\n";
191
192 my $size = <$sock>;
193 chomp($size);
194 warn "[$port] pull_node_file [$node] $file $size bytes\n";
195
196 my $block = 4096;
197 my $buff = ' ' x $block;
198
199 open(my $fh, '>', $path) || die "can't open $path";
200 while ( read $sock, $buff, $block ) {
201 print $fh $buff;
202 }
203 close($fh);
204 }
205
206 my $merge_digest_mapping;
207
208 sub merge_out {
209 my ( $from_node, $new ) = @_;
210
211 my $t_merge = time();
212
213 pull_node_file $from_node => 'nr_md5';
214 pull_node_file $from_node => 'md5';
215
216 my $remote_digest = Sack::Digest->new( port => $from_node );
217 my ( $local, $remote ) = ( 0, 0 );
218
219 my $tick = 0;
220 warn "[$port] merge [$from_node]";
221
222 my $missing;
223
224 foreach my $k1 ( keys %$new ) {
225
226 foreach my $k2 ( keys %{ $new->{$k1} } ) {
227
228 my $n = delete $new->{$k1}->{$k2};
229
230 if ( $k1 =~ m{#} ) {
231 die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
232 #warn "XXX $k1 $k2";
233
234 if ( defined $merge_digest_mapping->{$from_node}->[ $k2 ] ) {
235 $k2 = $merge_digest_mapping->{$from_node}->[ $k2 ];
236 } else {
237
238 my $md5 = $remote_digest->{nr_md5}->[$k2];
239
240 if ( ! $md5 ) {
241 $missing->{nr_md5}->{$from_node}++; # FIXME die?
242 next;
243 }
244
245 my $local_k2;
246
247 if ( $local_k2 = $digest->{md5_nr}->{$md5} ) {
248 $local++;
249 } elsif ( my $full = $remote_digest->{md5}->{$md5} ) {
250 $local_k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
251 $remote++;
252 } else {
253 $missing->{md5}->{$from_node}++;
254 }
255
256 $k2 = $merge_digest_mapping->{$from_node}->[ $k2 ] = $local_k2;
257
258 }
259 }
260
261 my $ref = ref $out->{$k1}->{$k2};
262 #warn "XXXX $k1 $k2 $ref";
263 if ( ! defined $out->{$k1}->{$k2} ) {
264 $out->{$k1}->{$k2} = $n;
265 } elsif ( $k1 =~ m{\+} ) {
266 # warn "## agregate $k1 $k2";
267 $out->{$k1}->{$k2} += $n;
268 } elsif ( $ref eq 'ARRAY' ) {
269 if ( ref $n eq 'ARRAY' ) {
270 push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
271 } else {
272 push @{ $out->{$k1}->{$k2} }, $n;
273 }
274 } elsif ( $ref eq '' ) {
275 $out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
276 } else {
277 die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
278 }
279
280 if ( $tick++ % 1000 == 0 ) {
281 print STDERR ".";
282 } elsif ( $tick % 10000 == 0 ) {
283 print STDERR $tick;
284 }
285 }
286 }
287
288 $t_merge = time - $t_merge;
289 my $digests = $local + $remote;
290 warn sprintf "\n[$port] merge %d in %.4fs %.2f/s digests local: %.1f%% %d/%d\n", $tick, $t_merge, $digests / $t_merge, $local * 100 / ( $digests || 1 ), $local, $remote;
291 push @reports, [ "$tick merged [$from_node]", $t_merge, $digests / $t_merge ];
292
293 warn "[$port] missing ", dump $missing if $missing;
294
295 warn "## merge out ", dump $out if $debug;
296 }
297
298 our $rec;
299
300 sub run_code {
301 my ( $view, $code ) = @_;
302
303 warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;
304
305 send_nodes view => $view => $code;
306
307 undef $out;
308
309 my $affected = 0;
310 $t = time;
311
312 my $coderef = eval "sub { $code }";
313 if ( $@ ) {
314 warn "ABORT code: $@";
315 return;
316 }
317
318 foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
319 $rec = $cache->{$pos} ||= $input->fetch_rec( $pos );
320 if ( ! $rec ) {
321 print STDERR "END @ $pos";
322 last;
323 }
324
325 eval { $coderef->() };
326 if ( $@ ) {
327 warn "ABORT $pos $@\n";
328 last;
329 } else {
330 $affected++;
331 }
332
333 $pos % 10000 == 0 ? print STDERR $pos :
334 $pos % 1000 == 0 ? print STDERR "." : 0 ;
335 };
336
337 report "$affected affected $view";
338
339 warn "WARN no \$out defined!" unless defined $out;
340
341 $digest->sync;
342
343 if ( $connected ) {
344 foreach my $node ( keys %$connected ) {
345 warn "[$port] get_node [$node]\n";
346 my $o = get_node $node;
347 next unless $o;
348 my $s = length $o;
349 $o = thaw $o;
350 warn "[$port] got $s bytes from [$node]\n";
351 merge_out $node => $o;
352 }
353 }
354 }
355
356 sub run_views {
357 @views = sort glob 'views/*.pl' unless @views;
358 warn "# views ", dump @views;
359
360 foreach my $view ( @views ) {
361
362 next if system("perl -c $view") != 0;
363
364 my $code = read_file $view;
365
366 run_code $view => $code;
367
368 if ( defined $out ) {
369
370 my $path = $view;
371 $path =~ s{views?/}{out/} || die "no view in $view";
372 $path =~ s{\.pl}{.storable};
373
374 unlink "$path.last" if -e "$path.last";
375 rename $path, "$path.last";
376
377 store $out => $path;
378 report "save $path", -s $path, "bytes";
379
380 if ( -s $path < 4096 ) {
381 print '$out = ', dump $digest->undigest_out($out);
382 }
383 }
384
385 }
386
387 }
388
389
390 sub info_tabs {
391 my $port_col = port2color($port);
392 "$port_col\t$offset\t$limit\t$num_records\t$path\t"
393 . join("\t", map {
394 my $b = $_;
395 $b =~ s{^.+\.$port\.([^/]+)$}{$1};
396 "$b " . -s $_
397 } glob "/dev/shm/sack.$port.*" );
398 }
399
400
401 if ( $port ) {
402
403 my $pid_path = "/tmp/sack.$port.pid";
404 if ( -e $pid_path ) {
405 my $pid = read_file $pid_path;
406 kill 9, $pid && warn "[$port] kill old $pid\n";
407 }
408 write_file $pid_path, $$;
409
410
411 my $sock = IO::Socket::INET->new(
412 Listen => SOMAXCONN,
413 LocalAddr => '127.0.0.1',
414 LocalPort => $port,
415 Proto => 'tcp',
416 Reuse => 1,
417 ) or die "[$port] die $!";
418
419 while (1) {
420
421 warn "[$port] accept path: $path offset: $offset limit: $limit #recs: $num_records\n";
422
423 my $client = $sock->accept();
424
425 warn "[$port] <<<< connect from ", $client->peerhost, $/;
426
427 my @header = split(/\s/, <$client>);
428 warn "[$port] <<<< header ",dump(@header),$/;
429
430 my $size = shift @header;
431
432 my $content;
433 read $client, $content, $size;
434
435 if ( $header[0] eq 'view' ) {
436 run_code $header[1] => $content;
437 send_sock $client => freeze $out;
438 } elsif ( $header[0] eq 'info' ) {
439 my $info = info_tabs;
440 warn "[$port] info $info\n";
441 $info .= "\n" . show_report if $content =~ m{r}i;
442 send_sock $client => $info;
443 } elsif ( $header[0] eq 'exit' ) {
444 warn "[$port] exit";
445 exit;
446 } elsif ( $header[0] eq 'file' ) {
447 $digest->close;
448 my $path = "/dev/shm/sack.$port.$header[1]";
449 my $size = -s $path;
450 warn "[$port] >>>> file $path $size bytes\n";
451 print $client "$size\n";
452 my $block = 4096;
453 my $buff = ' ' x $block;
454 open(my $fh, '<', $path) || die "can't open $path";
455 while ( read $fh, $buff, $block ) {
456 print $client $buff;
457 }
458 $digest->open;
459 } else {
460 warn "[$port] UNKNOWN $header[0]";
461 }
462
463 $client->close;
464
465 }
466 }
467
468 sub info {
469 my $detail = shift || '';
470
471 send_nodes 'info' => $detail;
472
473 my @info = (
474 "port\toffset\tlimit\t#recs\tpath",
475 "----\t------\t-----\t-----\t----",
476 info_tabs,
477 );
478
479 push @info, show_report if $detail =~ m{r}i;
480
481 push @info, get_node $_ foreach @nodes;
482
483 print "[$port] INFO", $detail ? " $detail" : '', " \n"
484 , join("\n", @info)
485 , "\n" ;
486
487 return @info;
488 }
489
490 info;
491 while ( keys %$connected != @nodes ) {
492 warn "[$port] wait for [", join('] [', grep { ! defined $connected->{$_} } @nodes ), "]\n";
493 sleep 1;
494 info;
495 }
496 run_views;
497
498 while ( 1 ) {
499
500 print "sack> ";
501
502 my $cmd = <STDIN>;
503 exit unless defined $cmd; # CTRL+D
504 chomp $cmd;
505
506 if ( $cmd =~ m{^(h|\?)} ) {
507 print << "__HELP__"
508 Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit
509
510 View Run run views
511 VI \\e Output show output of last run
512 Info [Report] info with optional report
513 Quit EXit shutdown
514
515 __HELP__
516 } elsif ( $cmd =~ m{^(vi|\\e|o)}i ) {
517 #system "vi out/*";
518 $digest->sync;
519 system "bin/storableedit.pl", (glob('out/*.storable'))[0];
520 } elsif ( $cmd =~ m{^i(?:nfo)?\s?(\S+)?$}i ) {
521 info $1;
522 } elsif ( $cmd =~ m{^(q|e|x)}i ) {
523 warn "# exit";
524 send_nodes 'exit';
525 exit;
526 } elsif ( $cmd =~ m{^(v|r)}i ) {
527 run_views;
528 } elsif ( $cmd =~ m{^n(ode)?\s*(\d+)}i ) {
529 push @nodes, $2;
530 info;
531 } elsif ( $cmd ) {
532 warn "UNKNOWN ", dump $cmd;
533 }
534
535 }
536

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