/[Sack]/trunk/bin/lorry.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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Annotation of /trunk/bin/lorry.pl

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Revision 127 - (hide annotations)
Wed Oct 7 16:21:33 2009 UTC (14 years, 8 months ago) by dpavlin
File MIME type: text/plain
File size: 2550 byte(s)
better recovery from node storable serialization errors,
faster cloud startup, 
added common pid handling,
added [u]pdate to lorry which push updated code to nodes,
tweaks to output,
version bump for Sack::Node [0.08]

1 dpavlin 92 #!/usr/bin/perl
2    
3     use warnings;
4     use strict;
5    
6     use Data::Dump qw(dump);
7 dpavlin 93 use File::Slurp;
8 dpavlin 92
9     use lib 'lib';
10     use Sack::From;
11     use Sack::Lorry;
12 dpavlin 102 use Sack::Color;
13 dpavlin 107 use Getopt::Long;
14     use Time::HiRes qw(time);
15 dpavlin 92
16 dpavlin 107
17 dpavlin 93 my $view = 'views/00.demo.pl';
18 dpavlin 92 my $offset = 0;
19 dpavlin 100 my $limit = 5000;
20 dpavlin 108 my $cloud_file;
21 dpavlin 92
22    
23 dpavlin 107 GetOptions(
24     'view=s' => \$view,
25     'limit=i' => \$limit,
26     'cloud=s' => \$cloud_file,
27     ) or die $!;
28    
29     my $t = time;
30     sub duration {
31     my $now = time;
32     my $d = $now - $t;
33     warn sprintf "%.4fs %s\n", $d, join(' ',@_);
34     $t = $now;
35     }
36    
37    
38 dpavlin 92 my $lorry = Sack::Lorry->new;
39    
40 dpavlin 108 my @cloud = -e $cloud_file ? read_file $cloud_file : ( 'localhost' );
41 dpavlin 127 @cloud = map { chomp $_; $_; } @cloud;
42     warn "bring up cloud: ",join(' ', @cloud),$/;
43 dpavlin 107
44 dpavlin 95 my $from = Sack::From->new(
45     path => '/data/isi/full.txt',
46     limit => $limit * scalar @cloud,
47     );
48    
49 dpavlin 107 duration 'load finished';
50    
51 dpavlin 92 my $info;
52    
53 dpavlin 127 my $port = 4000;
54    
55 dpavlin 92 foreach my $host ( @cloud ) {
56 dpavlin 113 chomp $host;
57 dpavlin 101
58 dpavlin 127 if ( $lorry->start_node_port( $host, $port ) ) {
59 dpavlin 92
60     warn "started [$port] on $host\n";
61    
62 dpavlin 95 my $data = $from->shard( $limit );
63     $lorry->send_to( $port, { data => $data } ) || die "can't send to $port: $!";
64 dpavlin 92
65     $info->{$port} = {
66     host => $host,
67     offset => $offset,
68     limit => $limit,
69     };
70    
71 dpavlin 127 $port++;
72 dpavlin 92 $offset += $limit;
73    
74     }
75     }
76    
77 dpavlin 107 duration 'cloud up';
78    
79 dpavlin 92 warn "info ",dump $info;
80    
81 dpavlin 119 warn "load status ", dump( $lorry->get_from_all ),$/;
82 dpavlin 92
83 dpavlin 110 our $out;
84 dpavlin 113 our $repl = 1;
85 dpavlin 110
86 dpavlin 113 while ( $repl ) {
87 dpavlin 100 print "sack> ";
88     my $cmd = <STDIN>;
89     last unless defined $cmd; # CTRL+D
90 dpavlin 110 duration 'repl wait';
91 dpavlin 100 chomp($cmd);
92 dpavlin 110 if ( $cmd =~ m{^v} ) {
93     $out = $lorry->view( $view );
94     duration 'view';
95     } elsif ( $cmd =~ m{^d} ) {
96     warn dump $out;
97     duration 'dump';
98 dpavlin 113 } elsif ( $cmd =~ m{^x} ) {
99     $repl = 0;
100 dpavlin 119 } elsif ( $cmd =~ m{^r} ) {
101     $lorry->restart_nodes;
102     } elsif ( $cmd =~ m{^i} ) {
103     $lorry->send_to_all({ info => 1 });
104     my $info = $lorry->get_from_all;
105 dpavlin 127 foreach my $port ( $lorry->connected ) {
106 dpavlin 119 warn "[$port] $lorry->{port_on_host}->{$port} ", dump( $info->{$port} ), "\n";
107     }
108 dpavlin 127 } elsif ( $cmd =~ m{^u} ) {
109     my $updated;
110     foreach my $host ( @cloud ) {
111     next if $updated->{$host}++;
112     warn "update $host\n";
113     system "find /srv/Sack/ | cpio --create | ssh -F etc/lib.ssh $host cpio --extract --make-directories --unconditional";
114     }
115 dpavlin 119 } elsif ( $cmd =~ m{^sh\s+(.+)} ) {
116     $lorry->send_to_all({ sh => $1 });
117     my $sh = $lorry->get_from_all;
118 dpavlin 127 foreach my $port ( $lorry->connected ) {
119     warn "[$port]# $1\n$sh->{$port}->{sh}";
120 dpavlin 119 }
121 dpavlin 110 } else {
122 dpavlin 119 warn "UNKNOWN $cmd\n" if $cmd;
123 dpavlin 110 }
124 dpavlin 100 }
125 dpavlin 93
126 dpavlin 92 warn "exit all nodes\n";
127 dpavlin 93 $lorry->send_to_all( { exit => 1 } );
128    
129 dpavlin 107 duration 'total usage';
130    

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