/[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 68 - (show annotations)
Fri Sep 25 16:29:14 2009 UTC (14 years, 8 months ago) by dpavlin
File MIME type: text/plain
File size: 9431 byte(s)
fix digest/s
1 #!/usr/bin/perl
2
3 use warnings;
4 use strict;
5
6 our $VERSION = '0.04';
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
58 use lib "$prefix/srv/Sack/lib/";
59 use Sack::Digest;
60 our $digest = Sack::Digest->new( port => $port, clean => 1 );
61 sub digest { $digest->to_int($_[0]) }
62
63 use lib "$prefix/srv/webpac2/lib/";
64 use WebPAC::Input::ISI;
65
66 $WebPAC::Input::ISI::subfields = undef; # disable parsing of subfields
67
68 my $input = WebPAC::Input::ISI->new(
69 path => "$prefix/$path",
70 offset => $offset,
71 limit => $limit,
72 );
73
74 our $num_records = $input->size;
75
76 sub report {
77 my $description = join(' ',@_);
78 my $dt = time - $t;
79 printf "%s in %1.4fs %.2f/s\n", $description, $dt, $input->size / $dt;
80 $t = time;
81 }
82
83
84 report $input->size . ' records loaded';
85
86 mkdir 'out' unless -e 'out';
87
88 our $out;
89
90 our $cache;
91
92 our $connected;
93
94 sub node_sock {
95 my $node = shift;
96 my $sock = IO::Socket::INET->new(
97 PeerAddr => '127.0.0.1',
98 PeerPort => $node,
99 Proto => 'tcp',
100 );
101
102 return $sock if $sock && $sock->connected;
103
104 warn "[$port] can't connect to $node - $!\n"; # FIXME die?
105 return;
106 }
107
108 sub send_nodes {
109 my $content = $#_ > 0 ? pop @_ : ''; # no content with just one argument!
110 my $header = defined $content ? length($content) : 0;
111 $header .= ' ' . join(' ', @_) if @_;
112
113 warn "# send_nodes ", dump @nodes;
114
115 foreach my $node ( @nodes ) {
116
117 my $sock = node_sock($node) || next;
118
119 warn "[$port] >>>> [$node] $header\n";
120 print $sock "$header\n$content" || warn "can't send $header to $node: $!";
121
122 $connected->{$node} = $sock;
123 }
124 }
125
126 sub get_node {
127 my $node = shift;
128
129 my $sock = $connected->{$node};
130 if ( ! $sock || ! $sock->connected ) {
131 warn "[$port] no connection to $node";
132 delete $connected->{$node};
133 return;
134 }
135 chomp( my $size = <$sock> );
136 warn "[$port] <<<< [$node] $size bytes\n" if $debug || $size > 1024;
137 my $data;
138 read $sock, $data, $size;
139 return $data;
140 }
141
142 sub send_sock {
143 my ( $sock, $data ) = @_;
144 my $size = length $data;
145 warn "[$port] >>>> $size bytes\n" if $debug || $size > 1024;
146 print $sock "$size\n$data" || warn "can't send $size bytes to ", $sock->peerhost;
147 }
148
149 sub pull_node_file {
150 my ( $node, $file ) = @_;
151
152 my $path = "/dev/shm/sack.$node.$file";
153 # return if -e $path; # FIXME
154
155 my $sock = node_sock $node || die "not connected to $node";
156
157 print $sock "0 file $file\n";
158
159 my $size = <$sock>;
160 chomp($size);
161 warn "[$port] pull_node_file $node $file $size bytes\n";
162
163 my $block = 4096;
164 my $buff = ' ' x $block;
165
166 open(my $fh, '>', $path) || die "can't open $path";
167 while ( read $sock, $buff, $block ) {
168 print $fh $buff;
169 }
170 close($fh);
171 }
172
173 sub merge_out {
174 my ( $from_node, $new ) = @_;
175
176 my $t_merge = time();
177
178 pull_node_file $from_node => 'nr_md5';
179 pull_node_file $from_node => 'md5';
180
181 my $remote_digest = Sack::Digest->new( port => $from_node );
182 my ( $local, $remote ) = ( 0, 0 );
183
184 my $tick = 0;
185 print STDERR "[$port] merge [$from_node]";
186
187 my $missing;
188
189 foreach my $k1 ( keys %$new ) {
190
191 foreach my $k2 ( keys %{ $new->{$k1} } ) {
192
193 my $n = delete $new->{$k1}->{$k2};
194
195 if ( $k1 =~ m{#} ) {
196 die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
197 #warn "XXX $k1 $k2";
198 my $md5 = $remote_digest->{nr_md5}->[$k2];
199
200 if ( ! $md5 ) {
201 $missing->{nr_md5}->{$from_node}++; # FIXME die?
202 next;
203 }
204
205 if ( my $local_k2 = $digest->{md5_nr}->{$md5} ) {
206 $k2 = $local_k2;
207 $local++;
208 } elsif ( my $full = $remote_digest->{md5}->{$md5} ) {
209 $k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
210 $remote++;
211 } else {
212 $missing->{md5}->{$from_node}++;
213 }
214 }
215
216 my $ref = ref $out->{$k1}->{$k2};
217 #warn "XXXX $k1 $k2 $ref";
218 if ( ! defined $out->{$k1}->{$k2} ) {
219 $out->{$k1}->{$k2} = $n;
220 } elsif ( $k1 =~ m{\+} ) {
221 # warn "## agregate $k1 $k2";
222 $out->{$k1}->{$k2} += $n;
223 } elsif ( $ref eq 'ARRAY' ) {
224 if ( ref $n eq 'ARRAY' ) {
225 push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
226 } else {
227 push @{ $out->{$k1}->{$k2} }, $n;
228 }
229 } elsif ( $ref eq '' ) {
230 $out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
231 } else {
232 die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
233 }
234
235 if ( $tick++ % 1000 == 0 ) {
236 print STDERR ".";
237 } elsif ( $tick % 10000 == 0 ) {
238 print STDERR $tick;
239 }
240 }
241 }
242
243 $t_merge = time - $t_merge;
244 printf STDERR "%d in %.4fs %.2f/s local %.1f%% %d/%d\n", $tick, $t_merge, $tick / $t_merge, $local * 100 / $tick, $local, $remote;
245
246 warn "[$port] missing ", dump $missing if $missing;
247
248 warn "## merge out ", dump $out if $debug;
249 }
250
251 sub run_code {
252 my ( $view, $code ) = @_;
253
254 warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;
255
256 send_nodes view => $view => $code;
257
258 undef $out;
259
260 my $affected = 0;
261 $t = time;
262
263 foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
264 my $rec = $cache->{$pos} ||= $input->fetch_rec( $pos );
265 if ( ! $rec ) {
266 print STDERR "END @ $pos";
267 last;
268 }
269
270 eval "$code";
271 if ( $@ ) {
272 warn "ABORT $pos $@\n";
273 last;
274 } else {
275 $affected++;
276 }
277
278 $pos % 10000 == 0 ? print STDERR $pos :
279 $pos % 1000 == 0 ? print STDERR "." : 0 ;
280 };
281
282 report "\n[$port] RECS $affected $view";
283
284 warn "WARN no \$out defined!" unless defined $out;
285
286 $digest->sync;
287
288 if ( $connected ) {
289 foreach my $node ( keys %$connected ) {
290 warn "[$port] get_node $node\n";
291 my $o = get_node $node;
292 next unless $o;
293 my $s = length $o;
294 $o = thaw $o;
295 warn "[$port] merge $node $s bytes\n";
296 merge_out $node => $o;
297 }
298 }
299 }
300
301 sub run_views {
302 @views = sort glob 'views/*.pl' unless @views;
303 warn "# views ", dump @views;
304
305 foreach my $view ( @views ) {
306
307 next if system("perl -c $view") != 0;
308
309 my $code = read_file $view;
310
311 run_code $view => $code;
312
313 if ( defined $out ) {
314
315 my $path = $view;
316 $path =~ s{views?/}{out/} || die "no view in $view";
317 $path =~ s{\.pl}{.storable};
318
319 unlink "$path.last" if -e "$path.last";
320 rename $path, "$path.last";
321
322 store $out => $path;
323 report "[$port] SAVE $path $offset-$limit", -s $path, "bytes";
324
325 if ( -s $path < 4096 ) {
326 print '$out = ', dump $digest->undigest_out($out);
327 }
328 }
329
330 }
331
332 }
333
334
335 sub info_tabs {
336 "$port\t$offset\t$limit\t$num_records\t$path\t"
337 . join("\t", map {
338 my $b = $_;
339 $b =~ s{^.+\.$port\.([^/]+)$}{$1};
340 "$b " . -s $_
341 } glob "/dev/shm/sack.$port.*" );
342 }
343
344
345 if ( $port ) {
346 my $sock = IO::Socket::INET->new(
347 Listen => SOMAXCONN,
348 LocalAddr => '127.0.0.1',
349 LocalPort => $port,
350 Proto => 'tcp',
351 Reuse => 1,
352 ) or die $!;
353
354 while (1) {
355
356 warn "[$port] READY path: $path offset: $offset limit: $limit #recs: $num_records\n";
357
358 my $client = $sock->accept();
359
360 warn "[$port] <<<< connect from ", $client->peerhost, $/;
361
362 my @header = split(/\s/, <$client>);
363 warn "[$port] <<<< header ",dump(@header),$/;
364
365 my $size = shift @header;
366
367 my $content;
368 read $client, $content, $size;
369
370 if ( $header[0] eq 'view' ) {
371 run_code $header[1] => $content;
372 send_sock $client => freeze $out;
373 } elsif ( $header[0] eq 'info' ) {
374 my $info = info_tabs;
375 warn "[$port] info $info\n";
376 send_sock $client => $info;
377 } elsif ( $header[0] eq 'exit' ) {
378 warn "[$port] exit";
379 exit;
380 } elsif ( $header[0] eq 'file' ) {
381 $digest->close;
382 my $path = "/dev/shm/sack.$port.$header[1]";
383 my $size = -s $path;
384 warn "[$port] >>>> file $path $size bytes\n";
385 print $client "$size\n";
386 my $block = 4096;
387 my $buff = ' ' x $block;
388 open(my $fh, '<', $path) || die "can't open $path";
389 while ( read $fh, $buff, $block ) {
390 print $client $buff;
391 }
392 $digest->open;
393 } else {
394 warn "[$port] UNKNOWN $header[0]";
395 }
396
397 }
398 }
399
400 sub info {
401 send_nodes 'info' => $2;
402
403 my @info = (
404 "port\toffset\tlimit\t#recs\tpath",
405 "----\t------\t-----\t-----\t----",
406 info_tabs,
407 );
408
409 push @info, get_node $_ foreach @nodes;
410
411 print "[$port] INFO\n"
412 , join("\n", @info)
413 , "\n\n" ;
414
415 return @info;
416 }
417
418 info;
419 run_views;
420
421 while ( 1 ) {
422
423 print "sack> ";
424 chomp( my $cmd = <STDIN> );
425
426 if ( $cmd =~ m{^(h|\?)} ) {
427 print << "__HELP__"
428 Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit
429
430 View Run run views
431 VI \\e Output show output of last run
432 Info [\$VERSION] instrospect
433 Quit EXit shutdown
434
435 __HELP__
436 } elsif ( $cmd =~ m{^(vi|\\e|o)}i ) {
437 #system "vi out/*";
438 $digest->sync;
439 system "bin/storableedit.pl", (glob('out/*.storable'))[0];
440 } elsif ( $cmd =~ m{^i(?:nfo)?\s?(.+)?$}i ) {
441 info;
442 } elsif ( $cmd =~ m{^(q|e|x)}i ) {
443 warn "# exit";
444 send_nodes 'exit';
445 exit;
446 } elsif ( $cmd =~ m{^(v|r)}i ) {
447 run_views;
448 } elsif ( $cmd =~ m{^n(ode)?\s*(\d+)}i ) {
449 push @nodes, $2;
450 info;
451 } elsif ( $cmd ) {
452 warn "UNKNOWN ", dump $cmd;
453 }
454
455 }
456

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