/[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 59 - (show annotations)
Fri Sep 25 12:24:42 2009 UTC (14 years, 7 months ago) by dpavlin
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File size: 7986 byte(s)
print merge ticks
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 'listen|port=i' => \$port,
31 'connect=s' => \@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 send_nodes {
95 my $content = $#_ > 0 ? pop @_ : ''; # no content with just one argument!
96 my $header = defined $content ? length($content) : 0;
97 $header .= ' ' . join(' ', @_) if @_;
98
99 foreach my $node ( @nodes ) {
100
101 my $sock = IO::Socket::INET->new(
102 PeerAddr => '127.0.0.1',
103 PeerPort => $node,
104 Proto => 'tcp',
105 );
106
107 if ( ! $sock ) {
108 warn "can't connect to $node - $!"; # FIXME die?
109 next;
110 }
111
112 warn "[$port] >>>> $node $header\n";
113 print $sock "$header\n$content" || warn "can't send $header to $node: $!";
114
115 $connected->{$node} = $sock;
116 }
117 }
118
119 sub get_node {
120 my $node = shift;
121
122 my $sock = $connected->{$node};
123 if ( ! $sock ) {
124 warn "[$port] ERROR lost connection to $node";
125 delete $connected->{$node};
126 return;
127 }
128 chomp( my $size = <$sock> );
129 warn "[$port] <<<< $node $size bytes\n" if $debug || $size > 1024;
130 my $data;
131 read $sock, $data, $size;
132 return $data;
133 }
134
135 sub send_sock {
136 my ( $sock, $data ) = @_;
137 my $size = length $data;
138 warn "[$port] >>>> $size bytes\n" if $debug || $size > 1024;
139 print $sock "$size\n$data" || warn "can't send $size bytes to ", $sock->peerhost;
140 }
141
142 sub merge_out {
143 my ( $from_node, $new ) = @_;
144
145 my $remote_digest = Sack::Digest->new( port => $from_node );
146 my ( $local, $remote ) = ( 0, 0 );
147
148 my $tick = 0;
149 print STDERR "[$port] merge $from_node";
150
151 foreach my $k1 ( keys %$new ) {
152
153 foreach my $k2 ( keys %{ $new->{$k1} } ) {
154
155 my $n = delete $new->{$k1}->{$k2};
156
157 if ( $k1 =~ m{#} ) {
158 die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
159 #warn "XXX $k1 $k2";
160 my $md5 = $remote_digest->{nr_md5}->[$k2] || warn "[$port] no2md5 $n not found in $from_node\n";
161 if ( my $local_k2 = $digest->{md5_nr}->{$md5} ) {
162 $k2 = $local_k2;
163 $local++;
164 } else {
165 $k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
166 $remote++;
167 }
168 }
169
170 my $ref = ref $out->{$k1}->{$k2};
171 #warn "XXXX $k1 $k2 $ref";
172 if ( ! defined $out->{$k1}->{$k2} ) {
173 $out->{$k1}->{$k2} = $n;
174 } elsif ( $k1 =~ m{\+} ) {
175 # warn "## agregate $k1 $k2";
176 $out->{$k1}->{$k2} += $n;
177 } elsif ( $ref eq 'ARRAY' ) {
178 if ( ref $n eq 'ARRAY' ) {
179 push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
180 } else {
181 push @{ $out->{$k1}->{$k2} }, $n;
182 }
183 } elsif ( $ref eq '' ) {
184 $out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
185 } else {
186 die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
187 }
188
189 if ( $tick++ % 1000 == 0 ) {
190 print STDERR ".";
191 } elsif ( $tick % 10000 == 0 ) {
192 print STDERR $tick;
193 }
194 }
195 }
196
197 print STDERR "$tick\n";
198
199 warn "[$port] merge local $local remote $remote from $from_node\n";
200 warn "## merge out ", dump $out if $debug;
201 }
202
203 sub run_code {
204 my ( $view, $code ) = @_;
205
206 warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;
207
208 send_nodes view => $view => $code;
209
210 undef $out;
211
212 my $affected = 0;
213 $t = time;
214
215 foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
216 my $rec = $cache->{$pos} ||= $input->fetch_rec( $pos );
217 if ( ! $rec ) {
218 print STDERR "END @ $pos";
219 last;
220 }
221
222 eval "$code";
223 if ( $@ ) {
224 warn "ABORT $pos $@\n";
225 last;
226 } else {
227 $affected++;
228 }
229
230 $pos % 10000 == 0 ? print STDERR $pos :
231 $pos % 1000 == 0 ? print STDERR "." : 0 ;
232 };
233
234 report "\n[$port] RECS $affected $view";
235
236 warn "WARN no \$out defined!" unless defined $out;
237
238 $digest->sync;
239
240 if ( $connected ) {
241 foreach my $node ( keys %$connected ) {
242 warn "[$port] get_node $node\n";
243 my $o = get_node $node;
244 my $s = length $o;
245 $o = thaw $o;
246 warn "[$port] merge $node $s bytes\n";
247 merge_out $node => $o;
248 }
249 }
250 }
251
252 sub run_views {
253 @views = sort glob 'views/*.pl' unless @views;
254 warn "# views ", dump @views;
255
256 foreach my $view ( @views ) {
257
258 next if system("perl -c $view") != 0;
259
260 my $code = read_file $view;
261
262 run_code $view => $code;
263
264 if ( defined $out ) {
265
266 my $path = $view;
267 $path =~ s{views?/}{out/} || die "no view in $view";
268 $path =~ s{\.pl}{.storable};
269
270 unlink "$path.last" if -e "$path.last";
271 rename $path, "$path.last";
272
273 store $out => $path;
274 report "[$port] SAVE $path $offset-$limit", -s $path, "bytes";
275
276 if ( -s $path < 4096 ) {
277 print '$out = ', dump $digest->undigest_out($out);
278 }
279 }
280
281 }
282
283 }
284
285
286 sub info_tabs {
287 "$port\t$offset\t$limit\t$num_records\t$path\t"
288 . join("\t", map {
289 my $b = $_;
290 $b =~ s{^.+\.$port\.([^/]+)$}{$1};
291 "$b " . -s $_
292 } glob "/dev/shm/sack.$port.*" );
293 }
294
295
296 if ( $port ) {
297 my $sock = IO::Socket::INET->new(
298 Listen => SOMAXCONN,
299 LocalAddr => '127.0.0.1',
300 LocalPort => $port,
301 Proto => 'tcp',
302 Reuse => 1,
303 ) or die $!;
304
305 while (1) {
306
307 warn "[$port] READY path: $path offset: $offset limit: $limit #recs: $num_records\n";
308
309 my $client = $sock->accept();
310
311 warn "[$port] <<<< connect from ", $client->peerhost, $/;
312
313 my @header = split(/\s/, <$client>);
314 warn "[$port] <<<< header ",dump(@header),$/;
315
316 my $size = shift @header;
317
318 my $content;
319 read $client, $content, $size;
320
321 if ( $header[0] eq 'view' ) {
322 run_code $header[1] => $content;
323 send_sock $client => freeze $out;
324 } elsif ( $header[0] eq 'info' ) {
325 my $info = info_tabs;
326 warn "[$port] info $info\n";
327 send_sock $client => $info;
328 } elsif ( $header[0] eq 'exit' ) {
329 warn "[$port] exit";
330 exit;
331 } else {
332 warn "[$port] UNKNOWN $header[0]";
333 }
334
335 }
336 }
337
338 sub info {
339 send_nodes 'info' => $2;
340
341 my @info = (
342 "port\toffset\tlimit\t#recs\tpath",
343 "----\t------\t-----\t-----\t----",
344 info_tabs,
345 );
346
347 push @info, get_node $_ foreach @nodes;
348
349 print "[$port] INFO\n"
350 , join("\n", @info)
351 , "\n\n" ;
352
353 return @info;
354 }
355
356 info;
357 run_views;
358
359 while ( 1 ) {
360
361 print "sack> ";
362 chomp( my $cmd = <STDIN> );
363
364 if ( $cmd =~ m{^(h|\?)} ) {
365 print << "__HELP__"
366 Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit
367
368 View Run run views
369 VI \\e Output show output of last run
370 Info [\$VERSION] instrospect
371 Quit EXit shutdown
372
373 __HELP__
374 } elsif ( $cmd =~ m{^(vi|\\e|o)}i ) {
375 #system "vi out/*";
376 $digest->sync;
377 system "bin/storableedit.pl", (glob('out/*.storable'))[0];
378 } elsif ( $cmd =~ m{^i(?:nfo)?\s?(.+)?$}i ) {
379 info;
380 } elsif ( $cmd =~ m{^(q|e|x)}i ) {
381 warn "# exit";
382 send_nodes 'exit';
383 exit;
384 } elsif ( $cmd =~ m{^(v|r)}i ) {
385 run_views;
386 } elsif ( $cmd =~ m{^n(ode)?\s*(\d+)}i ) {
387 push @nodes, $1;
388 info;
389 } elsif ( $cmd ) {
390 warn "UNKNOWN ", dump $cmd;
391 }
392
393 }
394

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