/[Search-Estraier]/trunk/scripts/estcp-mt.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/scripts/estcp-mt.pl

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Revision 86 - (show annotations)
Thu Jan 19 14:33:33 2006 UTC (18 years, 3 months ago) by dpavlin
File MIME type: text/plain
File size: 3044 byte(s)
multi-threaded version of estcp
1 #!/usr/bin/perl -w
2
3 use strict;
4 use Search::Estraier;
5 use URI::Escape qw/uri_escape/;
6 use Time::HiRes;
7 use POSIX qw/strftime/;
8 use Config;
9 use threads;
10 use Thread::Queue;
11
12 =head1 NAME
13
14 estcp.pl - copy Hyper Estraier index from one node to another
15
16 =cut
17
18 die "Your perl isn't compiled with support for ithreads\n" unless ($Config{useithreads});
19
20
21 my ($from,$to) = @ARGV;
22
23 die "usage: $0 http://localhost:1978/node/from http://remote.example.com:1978/node/to\n" unless ($from && $to);
24
25 my $debug = 0;
26 my $max = 256;
27
28 # create and configure node
29 my $from_n = new Search::Estraier::Node(
30 url => $from,
31 croak_on_error => 1,
32 debug => $debug,
33 );
34 my $to_n = new Search::Estraier::Node(
35 url => $to,
36 croak_on_error => 1,
37 debug => $debug,
38 );
39
40 unless(eval{ $to_n->name }) {
41 if ($to =~ m#^(http://.+)/node/(\w+)$#) {
42 my ($url,$name) = ($1,$2);
43 print "Creating '$name' on $url\n";
44 $to_n->shuttle_url( $url . '/master?action=nodeadd',
45 'application/x-www-form-urlencoded',
46 'name=' . uri_escape($name) . '&label=' . uri_escape( $name ),
47 undef,
48 );
49 } else {
50 die "can't extract node name from $to\n";
51 }
52 }
53
54 # total processed elements
55 my $i : shared = 1;
56
57 my $q_id = Thread::Queue->new;
58 my $q_drafts = Thread::Queue->new;
59
60 my $get_thr = threads->new( sub {
61 while (my $id = $q_id->dequeue) {
62 print STDERR "get_thr, id: $id\n" if ($debug);
63 my $doc_draft = $from_n->_fetch_doc( id => $id, chomp_resbody => 1 );
64 $q_drafts->enqueue( $doc_draft );
65 }
66 } );
67
68 my $t = time();
69 my $t_refresh = time();
70 my $doc_num = $from_n->doc_num || 1;
71
72 my $put_thr = threads->new( sub {
73 while (my $doc_draft = $q_drafts->dequeue) {
74 print STDERR "put_thr, $doc_draft\n" if ($debug);
75 $to_n->shuttle_url( $to_n->{url} . '/put_doc', 'text/x-estraier-draft', $doc_draft, undef) == 200 or die "can't insert $doc_draft\n";
76
77 $i++;
78 if (time() - $t_refresh > 3) {
79 my $rate = ( $i / ((time() - $t) || 1) );
80 printf("%d records, %1.2f%% [%1.2f rec/s] estimated finish: %s\n",
81 $i,
82 ($i * 100 / $doc_num),
83 $rate,
84 strftime("%Y-%m-%d %H:%M:%S", localtime( time() + int(($doc_num-$i) / $rate))),
85 );
86 $t_refresh = time();
87 }
88
89 }
90 } );
91
92 print "Copy from ",$from_n->name," (",$from_n->label,") to ",$to_n->name," (",$to_n->label,") - ",$from_n->doc_num," documents (",$from_n->word_num," words, ",$from_n->size," bytes)\n";
93
94 my $prev;
95 my $more = 1;
96
97 while($more) {
98 my $res;
99 $from_n->shuttle_url( $from_n->{url} . '/list',
100 'application/x-www-form-urlencoded',
101 'max=' . $max . ( $prev ? '&prev=' . uri_escape( $prev ) : '' ),
102 \$res,
103 );
104 if (! $res || $res eq '') {
105 $more = 0;
106 last;
107 }
108 foreach my $l (split(/\n/,$res)) {
109 (my $id, $prev) = split(/\t/,$l, 2);
110
111 #$to_n->put_doc( $from_n->get_doc( $id ));
112
113 #my $doc_draft = $from_n->_fetch_doc( id => $id, chomp_resbody => 1 );
114 #$to_n->shuttle_url( $to_n->{url} . '/put_doc', 'text/x-estraier-draft', $doc_draft, undef) == 200 or die "can't insert $doc_draft\n";
115
116 $q_id->enqueue( $id );
117 }
118 warn "$prev\n";
119
120 }
121
122 $get_thr->join;
123 $put_thr->join;
124
125 print "Copy completed.\n";
126

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