/[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 53 - (show annotations)
Thu Sep 24 20:14:27 2009 UTC (14 years, 8 months ago) by dpavlin
File MIME type: text/plain
File size: 7747 byte(s)
re-added $digest->sync so we see data in storableedit.pl
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 => $node,
103 Proto => 'tcp',
104 );
105
106 if ( ! $sock ) {
107 warn "can't connect to $node - $!"; # FIXME die?
108 next;
109 }
110
111 warn "[$port] >>>> $node $header\n";
112 print $sock "$header\n$content" || warn "can't send $header to $node: $!";
113
114 $connected->{$node} = $sock;
115 }
116 }
117
118 sub get_node {
119 my $node = shift;
120
121 my $sock = $connected->{$node};
122 if ( ! $sock ) {
123 warn "[$port] ERROR lost connection to $node";
124 delete $connected->{$node};
125 return;
126 }
127 chomp( my $size = <$sock> );
128 warn "[$port] <<<< $node $size bytes\n";
129 my $data;
130 read $sock, $data, $size;
131 return $data;
132 }
133
134 sub send_sock {
135 my ( $sock, $data ) = @_;
136 my $size = length $data;
137 warn "[$port] >>>> ", $sock->peerhost, " $size bytes\n";
138 print $sock "$size\n$data" || warn "can't send $size bytes to ", $sock->peerhost;
139 }
140
141 sub merge_out {
142 my ( $from_node, $new ) = @_;
143
144 warn "### merge $from_node";
145
146 my $from_port = $from_node;
147 $from_port =~ s{.+:(\d+)$}{$1};
148
149 my $remote_digest = Sack::Digest->new( port => $from_port );
150 my ( $local, $remote ) = ( 0, 0 );
151
152 foreach my $k1 ( keys %$new ) {
153
154 foreach my $k2 ( keys %{ $new->{$k1} } ) {
155
156 my $n = delete $new->{$k1}->{$k2};
157
158 if ( $k1 =~ m{#} ) {
159 die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
160 #warn "XXX $k1 $k2";
161 my $md5 = $remote_digest->{nr_md5}->[$k2] || warn "[$port] no2md5 $n not found in $from_port\n";
162 if ( my $local_k2 = $digest->{md5_nr}->{$md5} ) {
163 $k2 = $local_k2;
164 $local++;
165 } else {
166 $k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
167 $remote++;
168 }
169 }
170
171 my $ref = ref $out->{$k1}->{$k2};
172 #warn "XXXX $k1 $k2 $ref";
173 if ( ! defined $out->{$k1}->{$k2} ) {
174 $out->{$k1}->{$k2} = $n;
175 } elsif ( $k1 =~ m{\+} ) {
176 # warn "## agregate $k1 $k2";
177 $out->{$k1}->{$k2} += $n;
178 } elsif ( $ref eq 'ARRAY' ) {
179 if ( ref $n eq 'ARRAY' ) {
180 push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
181 } else {
182 push @{ $out->{$k1}->{$k2} }, $n;
183 }
184 } elsif ( $ref eq '' ) {
185 $out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
186 } else {
187 die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
188 }
189 }
190 }
191
192 warn "[$port] merge local $local remote $remote from $from_port\n";
193 warn "## merge out ", dump $out if $debug;
194 }
195
196 sub run_code {
197 my ( $view, $code ) = @_;
198
199 warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;
200
201 send_nodes view => $view => $code;
202
203 undef $out;
204
205 my $affected = 0;
206 $t = time;
207
208 foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
209 my $rec = $cache->{$pos} ||= $input->fetch_rec( $pos );
210 if ( ! $rec ) {
211 print STDERR "END @ $pos";
212 last;
213 }
214
215 eval "$code";
216 if ( $@ ) {
217 warn "ABORT $pos $@\n";
218 last;
219 } else {
220 $affected++;
221 }
222
223 $pos % 10000 == 0 ? print STDERR $pos :
224 $pos % 1000 == 0 ? print STDERR "." : 0 ;
225 };
226
227 report "\n[$port] RECS $affected $view";
228
229 warn "WARN no \$out defined!" unless defined $out;
230
231 $digest->sync;
232
233 if ( $connected ) {
234 foreach my $node ( keys %$connected ) {
235 warn "[$port] get_node $node\n";
236 my $o = get_node $node;
237 my $s = length $o;
238 $o = thaw $o;
239 warn "[$port] merge $node $s bytes\n";
240 merge_out $node => $o;
241 }
242 }
243 }
244
245 sub run_views {
246 @views = sort glob 'views/*.pl' unless @views;
247 warn "# views ", dump @views;
248
249 foreach my $view ( @views ) {
250
251 next if system("perl -c $view") != 0;
252
253 my $code = read_file $view;
254
255 run_code $view => $code;
256
257 if ( defined $out ) {
258
259 my $path = $view;
260 $path =~ s{views?/}{out/} || die "no view in $view";
261 $path =~ s{\.pl}{.storable};
262
263 unlink "$path.last" if -e "$path.last";
264 rename $path, "$path.last";
265
266 store $out => $path;
267 report "[$port] SAVE $path $offset-$limit", -s $path, "bytes";
268
269 if ( -s $path < 4096 ) {
270 print '$out = ', dump $digest->undigest_out($out);
271 }
272 }
273
274 }
275
276 }
277
278
279 sub info_tabs {
280 "$port\t$offset\t$limit\t$num_records\t$path\t"
281 . join("\t", map {
282 my $b = $_;
283 $b =~ s{^.+\.$port\.([^/]+)$}{$1};
284 "$b " . -s $_
285 } glob "/dev/shm/sack.$port.*" );
286 }
287
288
289 if ( $port ) {
290 my $sock = IO::Socket::INET->new(
291 Listen => SOMAXCONN,
292 LocalAddr => '127.0.0.1',
293 LocalPort => $port,
294 Proto => 'tcp',
295 Reuse => 1,
296 ) or die $!;
297
298 while (1) {
299
300 warn "[$port] READY path: $path offset: $offset limit: $limit #recs: $num_records\n";
301
302 my $client = $sock->accept();
303
304 warn "[$port] <<<< connect from ", $client->peerhost, $/;
305
306 my @header = split(/\s/, <$client>);
307 warn "[$port] <<<< header ",dump(@header),$/;
308
309 my $size = shift @header;
310
311 my $content;
312 read $client, $content, $size;
313
314 if ( $header[0] eq 'view' ) {
315 run_code $header[1] => $content;
316 send_sock $client => freeze $out;
317 } elsif ( $header[0] eq 'info' ) {
318 my $info = info_tabs;
319 warn "[$port] info $info\n";
320 send_sock $client => $info;
321 } elsif ( $header[0] eq 'exit' ) {
322 warn "[$port] exit";
323 exit;
324 } else {
325 warn "[$port] UNKNOWN $header[0]";
326 }
327
328 }
329 }
330
331 sub info {
332 send_nodes 'info' => $2;
333
334 my @info = (
335 "port\toffset\tlimit\t#recs\tpath",
336 "----\t------\t-----\t-----\t----",
337 info_tabs,
338 );
339
340 push @info, get_node $_ foreach @nodes;
341
342 print "[$port] INFO\n"
343 , join("\n", @info)
344 , "\n\n" ;
345
346 return @info;
347 }
348
349 info;
350 run_views;
351
352 while ( 1 ) {
353
354 print "sack> ";
355 chomp( my $cmd = <STDIN> );
356
357 if ( $cmd =~ m{^(h|\?)} ) {
358 print << "__HELP__"
359 Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit
360
361 View Run run views
362 VI \\e Output show output of last run
363 Info [\$VERSION] instrospect
364 Quit EXit shutdown
365
366 __HELP__
367 } elsif ( $cmd =~ m{^(vi|\\e|o)}i ) {
368 #system "vi out/*";
369 $digest->sync;
370 system "bin/storableedit.pl", (glob('out/*.storable'))[0];
371 } elsif ( $cmd =~ m{^i(?:nfo)?\s?(.+)?$}i ) {
372 info;
373 } elsif ( $cmd =~ m{^(q|e|x)}i ) {
374 warn "# exit";
375 send_nodes 'exit';
376 exit;
377 } elsif ( $cmd =~ m{^(v|r)}i ) {
378 run_views;
379 } elsif ( $cmd ) {
380 warn "UNKNOWN ", dump $cmd;
381 }
382
383 }
384

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