/[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!
ViewVC logotype

Contents of /trunk/bin/sack.pl

Parent Directory Parent Directory | Revision Log Revision Log


Revision 56 - (show annotations)
Fri Sep 25 10:05:45 2009 UTC (14 years, 7 months ago) by dpavlin
File MIME type: text/plain
File size: 7846 byte(s)
define node just by port, we are using ssh anyway
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";
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] >>>> ", $sock->peerhost, " $size bytes\n";
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 warn "### merge $from_node";
146
147 my $from_port = $from_node;
148 $from_port =~ s{.+:(\d+)$}{$1};
149
150 my $remote_digest = Sack::Digest->new( port => $from_port );
151 my ( $local, $remote ) = ( 0, 0 );
152
153 foreach my $k1 ( keys %$new ) {
154
155 foreach my $k2 ( keys %{ $new->{$k1} } ) {
156
157 my $n = delete $new->{$k1}->{$k2};
158
159 if ( $k1 =~ m{#} ) {
160 die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
161 #warn "XXX $k1 $k2";
162 my $md5 = $remote_digest->{nr_md5}->[$k2] || warn "[$port] no2md5 $n not found in $from_port\n";
163 if ( my $local_k2 = $digest->{md5_nr}->{$md5} ) {
164 $k2 = $local_k2;
165 $local++;
166 } else {
167 $k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
168 $remote++;
169 }
170 }
171
172 my $ref = ref $out->{$k1}->{$k2};
173 #warn "XXXX $k1 $k2 $ref";
174 if ( ! defined $out->{$k1}->{$k2} ) {
175 $out->{$k1}->{$k2} = $n;
176 } elsif ( $k1 =~ m{\+} ) {
177 # warn "## agregate $k1 $k2";
178 $out->{$k1}->{$k2} += $n;
179 } elsif ( $ref eq 'ARRAY' ) {
180 if ( ref $n eq 'ARRAY' ) {
181 push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
182 } else {
183 push @{ $out->{$k1}->{$k2} }, $n;
184 }
185 } elsif ( $ref eq '' ) {
186 $out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
187 } else {
188 die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
189 }
190 }
191 }
192
193 warn "[$port] merge local $local remote $remote from $from_port\n";
194 warn "## merge out ", dump $out if $debug;
195 }
196
197 sub run_code {
198 my ( $view, $code ) = @_;
199
200 warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;
201
202 send_nodes view => $view => $code;
203
204 undef $out;
205
206 my $affected = 0;
207 $t = time;
208
209 foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
210 my $rec = $cache->{$pos} ||= $input->fetch_rec( $pos );
211 if ( ! $rec ) {
212 print STDERR "END @ $pos";
213 last;
214 }
215
216 eval "$code";
217 if ( $@ ) {
218 warn "ABORT $pos $@\n";
219 last;
220 } else {
221 $affected++;
222 }
223
224 $pos % 10000 == 0 ? print STDERR $pos :
225 $pos % 1000 == 0 ? print STDERR "." : 0 ;
226 };
227
228 report "\n[$port] RECS $affected $view";
229
230 warn "WARN no \$out defined!" unless defined $out;
231
232 $digest->sync;
233
234 if ( $connected ) {
235 foreach my $node ( keys %$connected ) {
236 warn "[$port] get_node $node\n";
237 my $o = get_node $node;
238 my $s = length $o;
239 $o = thaw $o;
240 warn "[$port] merge $node $s bytes\n";
241 merge_out $node => $o;
242 }
243 }
244 }
245
246 sub run_views {
247 @views = sort glob 'views/*.pl' unless @views;
248 warn "# views ", dump @views;
249
250 foreach my $view ( @views ) {
251
252 next if system("perl -c $view") != 0;
253
254 my $code = read_file $view;
255
256 run_code $view => $code;
257
258 if ( defined $out ) {
259
260 my $path = $view;
261 $path =~ s{views?/}{out/} || die "no view in $view";
262 $path =~ s{\.pl}{.storable};
263
264 unlink "$path.last" if -e "$path.last";
265 rename $path, "$path.last";
266
267 store $out => $path;
268 report "[$port] SAVE $path $offset-$limit", -s $path, "bytes";
269
270 if ( -s $path < 4096 ) {
271 print '$out = ', dump $digest->undigest_out($out);
272 }
273 }
274
275 }
276
277 }
278
279
280 sub info_tabs {
281 "$port\t$offset\t$limit\t$num_records\t$path\t"
282 . join("\t", map {
283 my $b = $_;
284 $b =~ s{^.+\.$port\.([^/]+)$}{$1};
285 "$b " . -s $_
286 } glob "/dev/shm/sack.$port.*" );
287 }
288
289
290 if ( $port ) {
291 my $sock = IO::Socket::INET->new(
292 Listen => SOMAXCONN,
293 LocalAddr => '127.0.0.1',
294 LocalPort => $port,
295 Proto => 'tcp',
296 Reuse => 1,
297 ) or die $!;
298
299 while (1) {
300
301 warn "[$port] READY path: $path offset: $offset limit: $limit #recs: $num_records\n";
302
303 my $client = $sock->accept();
304
305 warn "[$port] <<<< connect from ", $client->peerhost, $/;
306
307 my @header = split(/\s/, <$client>);
308 warn "[$port] <<<< header ",dump(@header),$/;
309
310 my $size = shift @header;
311
312 my $content;
313 read $client, $content, $size;
314
315 if ( $header[0] eq 'view' ) {
316 run_code $header[1] => $content;
317 send_sock $client => freeze $out;
318 } elsif ( $header[0] eq 'info' ) {
319 my $info = info_tabs;
320 warn "[$port] info $info\n";
321 send_sock $client => $info;
322 } elsif ( $header[0] eq 'exit' ) {
323 warn "[$port] exit";
324 exit;
325 } else {
326 warn "[$port] UNKNOWN $header[0]";
327 }
328
329 }
330 }
331
332 sub info {
333 send_nodes 'info' => $2;
334
335 my @info = (
336 "port\toffset\tlimit\t#recs\tpath",
337 "----\t------\t-----\t-----\t----",
338 info_tabs,
339 );
340
341 push @info, get_node $_ foreach @nodes;
342
343 print "[$port] INFO\n"
344 , join("\n", @info)
345 , "\n\n" ;
346
347 return @info;
348 }
349
350 info;
351 run_views;
352
353 while ( 1 ) {
354
355 print "sack> ";
356 chomp( my $cmd = <STDIN> );
357
358 if ( $cmd =~ m{^(h|\?)} ) {
359 print << "__HELP__"
360 Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit
361
362 View Run run views
363 VI \\e Output show output of last run
364 Info [\$VERSION] instrospect
365 Quit EXit shutdown
366
367 __HELP__
368 } elsif ( $cmd =~ m{^(vi|\\e|o)}i ) {
369 #system "vi out/*";
370 $digest->sync;
371 system "bin/storableedit.pl", (glob('out/*.storable'))[0];
372 } elsif ( $cmd =~ m{^i(?:nfo)?\s?(.+)?$}i ) {
373 info;
374 } elsif ( $cmd =~ m{^(q|e|x)}i ) {
375 warn "# exit";
376 send_nodes 'exit';
377 exit;
378 } elsif ( $cmd =~ m{^(v|r)}i ) {
379 run_views;
380 } elsif ( $cmd =~ m{^n(ode)?\s*(\d+)}i ) {
381 push @nodes, $1;
382 info;
383 } elsif ( $cmd ) {
384 warn "UNKNOWN ", dump $cmd;
385 }
386
387 }
388

Properties

Name Value
svn:executable *

  ViewVC Help
Powered by ViewVC 1.1.26