lib/Sack/Node.pm

package Sack::Node;

use warnings;
use strict;

use IO::Socket::INET;
use File::Slurp;
use Carp qw(confess);
use Data::Dump qw(dump);
use Storable;
use Time::HiRes qw(time);

use lib 'lib';
use base qw(Sack::Pid);
use Sack::Color;
use Sack;

sub new {
        my $class = shift;
        my $port = shift;
        my $self  = bless { port => $port }, $class;

        $self->port_pid( $port );

        my $sock = IO::Socket::INET->new(
                Listen    => SOMAXCONN,
                LocalAddr => '127.0.0.1',
                LocalPort => $port,
                Proto     => 'tcp',
                Reuse     => 1,
        ) or die "[$port] die $!";

        my $client;

        while ( 1 ) {

                if ( ! $client ) {
                        warn "[$port] accept $Sack::VERSION\n";
                        $client = $sock->accept();
                        warn "[$port] connect from ", $client->peerhost, $/;
                }

                my $data = Storable::fd_retrieve( $client );

                if ( defined $data->{data} ) {
                        warn "# [$port] <<<< data\n" if $self->{debug};
                } else {
                        warn "# [$port] <<<< ", dump( $data ), $/ if $self->{debug};
                }

                my $result;

                if ( $data->{view} ) {
                        $result = $self->view( $data->{view} );
                } elsif ( $data->{data} ) {
                        $self->{data} = delete $data->{data};
                        $result = { data => 'loaded' };
                } elsif ( $data->{exit} ) {
                        warn "[$port] exit\n";
                        close $sock;
                        exit;
                } elsif ( $data->{restart} ) {
                        warn "[$port] restart";
                        close $sock;
                        exec "$0 $port";
                } elsif ( $data->{info} ) {
                        $result = {
                                version => $Sack::VERSION,
                                size => $#{ $self->{data} } + 1,
                                reports => $self->{reports},
                        };
                } elsif ( my $sh = delete $data->{sh} ) {
                        $result = { sh => scalar `$sh` };
                } elsif ( defined $data->{debug} ) {
                        $result = { debug => $self->{debug} = $data->{debug} };
                } else {
                        warn "[$port] UNKNOWN ", dump( $data ), $/;
                        $result = { 'error' => 'unknown', data => $data };
                }

                $result = { 'error' => 'result not reference', result => $result, data => $data } unless ref($result);

                warn "# [$port] >>>>\n";
                Storable::store_fd( $result => $client );
        }

}

sub view {
        my ( $self, $code ) = @_;

        my $affected = 0;
        my $start_t = time;

        my $out;

        my $coderef = eval "sub { my \$rec = \$_[0]; $code }";
        if ( $@ ) {
                warn "ABORT code: $@";
                return;
        }


        foreach my $pos ( 0 .. $#{ $self->{data} } ) {
                if ( ! defined $self->{data}->[$pos] ) {
                        print STDERR "END @ $pos";
                        last;
                }

                eval { $coderef->( $self->{data}->[$pos] ) };

                if ( $@ ) {
                        warn "ABORT $pos $@\n";
                        last;
                } else {
                        $affected++;
                }

                $pos % 10000 == 0 ? print STDERR $pos :
                $pos % 1000  == 0 ? print STDERR "."  : 0 ;
        };

        my $dt = time - $start_t;
        my $report = [ $self->{port}, $affected, $dt, $affected / $dt ];
        warn sprintf "[%d] %d affected in %1.4fs %.2f/s\n", @$report;

        push @{ $self->{reports} }, "$affected in ${dt}s";

        warn "[$self->{port}] out ", dump( $out ),$/ if $self->{debug};

        return {
                out => $out,
        };
}

1;
1	package Sack::Node;
2
3	use warnings;
4	use strict;
5
6	use IO::Socket::INET;
7	use File::Slurp;
8	use Carp qw(confess);
9	use Data::Dump qw(dump);
10	use Storable;
11	use Time::HiRes qw(time);
12
13	use lib 'lib';
14	use base qw(Sack::Pid);
15	use Sack::Color;
16	use Sack;
17
18	sub new {
19	my $class = shift;
20	my $port = shift;
21	my $self = bless { port => $port }, $class;
22
23	$self->port_pid( $port );
24
25	my $sock = IO::Socket::INET->new(
26	Listen => SOMAXCONN,
27	LocalAddr => '127.0.0.1',
28	LocalPort => $port,
29	Proto => 'tcp',
30	Reuse => 1,
31	) or die "[$port] die $!";
32
33	my $client;
34
35	while ( 1 ) {
36
37	if ( ! $client ) {
38	warn "[$port] accept $Sack::VERSION\n";
39	$client = $sock->accept();
40	warn "[$port] connect from ", $client->peerhost, $/;
41	}
42
43	my $data = Storable::fd_retrieve( $client );
44
45	if ( defined $data->{data} ) {
46	warn "# [$port] <<<< data\n" if $self->{debug};
47	} else {
48	warn "# [$port] <<<< ", dump( $data ), $/ if $self->{debug};
49	}
50
51	my $result;
52
53	if ( $data->{view} ) {
54	$result = $self->view( $data->{view} );
55	} elsif ( $data->{data} ) {
56	$self->{data} = delete $data->{data};
57	$result = { data => 'loaded' };
58	} elsif ( $data->{exit} ) {
59	warn "[$port] exit\n";
60	close $sock;
61	exit;
62	} elsif ( $data->{restart} ) {
63	warn "[$port] restart";
64	close $sock;
65	exec "$0 $port";
66	} elsif ( $data->{info} ) {
67	$result = {
68	version => $Sack::VERSION,
69	size => $#{ $self->{data} } + 1,
70	reports => $self->{reports},
71	};
72	} elsif ( my $sh = delete $data->{sh} ) {
73	$result = { sh => scalar `$sh` };
74	} elsif ( defined $data->{debug} ) {
75	$result = { debug => $self->{debug} = $data->{debug} };
76	} else {
77	warn "[$port] UNKNOWN ", dump( $data ), $/;
78	$result = { 'error' => 'unknown', data => $data };
79	}
80
81	$result = { 'error' => 'result not reference', result => $result, data => $data } unless ref($result);
82
83	warn "# [$port] >>>>\n";
84	Storable::store_fd( $result => $client );
85	}
86
87	}
88
89	sub view {
90	my ( $self, $code ) = @_;
91
92	my $affected = 0;
93	my $start_t = time;
94
95	my $out;
96
97	my $coderef = eval "sub { my \$rec = \$_[0]; $code }";
98	if ( $@ ) {
99	warn "ABORT code: $@";
100	return;
101	}
102
103
104	foreach my $pos ( 0 .. $#{ $self->{data} } ) {
105	if ( ! defined $self->{data}->[$pos] ) {
106	print STDERR "END @ $pos";
107	last;
108	}
109
110	eval { $coderef->( $self->{data}->[$pos] ) };
111
112	if ( $@ ) {
113	warn "ABORT $pos $@\n";
114	last;
115	} else {
116	$affected++;
117	}
118
119	$pos % 10000 == 0 ? print STDERR $pos :
120	$pos % 1000 == 0 ? print STDERR "." : 0 ;
121	};
122
123	my $dt = time - $start_t;
124	my $report = [ $self->{port}, $affected, $dt, $affected / $dt ];
125	warn sprintf "[%d] %d affected in %1.4fs %.2f/s\n", @$report;
126
127	push @{ $self->{reports} }, "$affected in ${dt}s";
128
129	warn "[$self->{port}] out ", dump( $out ),$/ if $self->{debug};
130
131	return {
132	out => $out,
133	};
134	}
135
136	1;