trunk/bin/sack.pl

#!/usr/bin/perl

use warnings;
use strict;

our $VERSION = '0.05';

use Time::HiRes qw(time);
use Data::Dump qw(dump);
use File::Slurp;
use Getopt::Long;
use IO::Socket::INET;
use Storable qw/freeze thaw store/;


my $debug  = 0;
my $path   = '/data/isi/full.txt';
my $limit  = 5000;
my $offset = 0; 
my @views;
my $port   = 0; # interactive
my @nodes;


GetOptions(
        'path=s'   => \$path,
        'offset=i' => \$offset,
        'limit=i'  => \$limit,
        'view=s'   => \@views,
        'port|listen=i' => \$port,
        'node|connect=i'   => \@nodes,
        'debug!'   => \$debug,
) or die $!;

my $t = time;


sub send_nodes;

our $prefix;
sub BEGIN {
        $prefix = $0;
        if ( $prefix !~ m{^/} ) {
                chomp( my $pwd = `pwd` );
                $prefix = "$pwd/$prefix";
        }
        $prefix =~ s{^(.*)/srv/Sack/.+$}{$1};
        warn "# prefix $prefix";

        $SIG{INT} = sub {
                my $signame = shift;
                send_nodes 'exit';
                #clean if $clean;       # FIXME
                die "SIG$signame";
        };
}

use lib "$prefix/srv/Sack/lib/";
use Sack::Digest;
our $digest = Sack::Digest->new( port => $port, clean => 1 );
sub digest { $digest->to_int($_[0]) }

use lib "$prefix/srv/webpac2/lib/";
use WebPAC::Input::ISI;

$WebPAC::Input::ISI::subfields = undef; # disable parsing of subfields

my $input = WebPAC::Input::ISI->new(
        path   => "$prefix/$path",
        offset => $offset,
        limit  => $limit,
);

our $num_records = $input->size;
our @reports;

sub report {
        my $description = join(' ',@_);
        my $dt = time - $t;
        my $report = [ $description, $dt, $input->size / $dt ];
        printf "[$port] %s in %1.4fs %.2f/s\n", @$report;
        push @reports, $report;
        $t = time;
}

sub show_report {
        "\n" . join( "\n", map { sprintf "%8.4fs %10.2f/s  %s", $_->[1], $_->[2], $_->[0] } @reports ) . "\n";
}

report $input->size , 'records loaded';

mkdir 'out' unless -e 'out';

our $out;

our $cache;

our $connected;

sub node_sock {
        my $node = shift;
        my $sock = IO::Socket::INET->new(
                        PeerAddr => '127.0.0.1',
                        PeerPort => $node,
                        Proto    => 'tcp',
        );
        
        return $sock if $sock && $sock->connected;

        warn "[$port] can't connect to $node - $!\n"; # FIXME die?
        return;
}

sub send_nodes {
        my $content = $#_ > 0 ? pop @_ : '';    # no content with just one argument!
        my $header = defined $content ? length($content) : 0;
        $header .= ' ' . join(' ', @_) if @_;

        warn "# send_nodes ", dump(@_), " to ", dump @nodes;

        foreach my $node ( @nodes ) {

                my $sock = node_sock($node) || next;

                warn "[$port] >>>> [$node] $header\n";
                print $sock "$header\n$content" || warn "can't send $header to $node: $!";

                $connected->{$node} = $sock;
        }
}

sub get_node {
        my $node = shift;

        my $sock = $connected->{$node};
        if ( ! $sock || ! $sock->connected ) {
                warn "[$port] no connection to $node";
                delete $connected->{$node};
                return;
        }
        chomp( my $size = <$sock> );
        warn "[$port] <<<< [$node] $size bytes\n" if $debug || $size > 1024;
        my $data;
        read $sock, $data, $size;
        return $data;
}

sub send_sock {
        my ( $sock, $data ) = @_;
        my $size   = length $data;
        warn "[$port] >>>> $size bytes\n" if $debug || $size > 1024;
        print $sock "$size\n$data" || warn "can't send $size bytes to ", $sock->peerhost;
}

sub pull_node_file {
        my ( $node, $file ) = @_;

        my $path = "/dev/shm/sack.$node.$file";
        return if -e $path; # FIXME

        my $sock = node_sock $node || die "not connected to $node";

        print $sock "0 file $file\n";

        my $size = <$sock>;
        chomp($size);
        warn "[$port] pull_node_file $node $file $size bytes\n";

        my $block = 4096;
        my $buff  = ' ' x $block;

        open(my $fh, '>', $path) || die "can't open $path";
        while ( read $sock, $buff, $block ) {
                print $fh $buff;
        }
        close($fh);
}

my $merge_digest_mapping;

sub merge_out {
        my ( $from_node, $new ) = @_;

        my $t_merge = time();

        pull_node_file $from_node => 'nr_md5';
        pull_node_file $from_node => 'md5';

        my $remote_digest = Sack::Digest->new( port => $from_node );
        my ( $local, $remote ) = ( 0, 0 );

        my $tick = 0;
        print STDERR "[$port] merge [$from_node]";

        my $missing;

        foreach my $k1 ( keys %$new ) {

                foreach my $k2 ( keys %{ $new->{$k1} } ) {

                        my $n   = delete $new->{$k1}->{$k2};

                        if ( $k1 =~ m{#} ) {
                                die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
#warn "XXX $k1 $k2";

                                if ( defined $merge_digest_mapping->{$from_node}->[ $k2 ] ) {
                                        $k2 = $merge_digest_mapping->{$from_node}->[ $k2 ];
                                } else {

                                        my $md5 = $remote_digest->{nr_md5}->[$k2];

                                        if ( ! $md5 ) {
                                                $missing->{nr_md5}->{$from_node}++; # FIXME die?
                                                next;
                                        }

                                        my $local_k2;

                                        if ( $local_k2 = $digest->{md5_nr}->{$md5} ) {
                                                $local++;
                                        } elsif ( my $full = $remote_digest->{md5}->{$md5} ) {
                                                $local_k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
                                                $remote++;
                                        } else {
                                                $missing->{md5}->{$from_node}++;
                                        }

                                        $k2 = $merge_digest_mapping->{$from_node}->[ $k2 ] = $local_k2;

                                }
                        }

                        my $ref = ref    $out->{$k1}->{$k2};
#warn "XXXX $k1 $k2 $ref";
                        if ( ! defined $out->{$k1}->{$k2} ) {
                                $out->{$k1}->{$k2} = $n;
                        } elsif ( $k1 =~ m{\+} ) {
#                               warn "## agregate $k1 $k2";
                                $out->{$k1}->{$k2} += $n;
                        } elsif ( $ref  eq 'ARRAY' ) {
                                if ( ref $n eq 'ARRAY' ) {
                                        push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
                                } else {
                                        push @{ $out->{$k1}->{$k2} }, $n;
                                }
                        } elsif ( $ref eq '' ) {
                                $out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
                        } else {
                                die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
                        }

                        if ( $tick++ % 1000 == 0 ) {
                                print STDERR ".";
                        } elsif ( $tick % 10000 == 0 ) {
                                print STDERR $tick;
                        }
                }
        }

        $t_merge = time - $t_merge;
        my $digests = $local + $remote;
        printf STDERR "\n[$port] merge %d in %.4fs %.2f/s digests local: %.1f%% %d/%d\n", $tick, $t_merge, $digests / $t_merge, $local * 100 / ( $digests || 1 ), $local, $remote;
        push @reports, [ "$tick merged $from_node", $t_merge, $tick / $t_merge ];

        warn "[$port] missing ", dump $missing if $missing;

        warn "## merge out ", dump $out if $debug;
}

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

        warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;

        send_nodes view => $view => $code;

        undef $out;

        my $affected = 0;
        $t = time;

        foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
                my $rec = $cache->{$pos} ||= $input->fetch_rec( $pos );
                if ( ! $rec ) {
                        print STDERR "END @ $pos";
                        last;
                }

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

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

        report "$affected affected $view";

        warn "WARN no \$out defined!" unless defined $out;

        $digest->sync;

        if ( $connected ) {
                foreach my $node ( keys %$connected ) {
                        warn "[$port] get_node [$node]\n";
                        my $o = get_node $node;
                        next unless $o;
                        my $s = length $o;
                        $o = thaw $o;
                        warn "[$port] got $s bytes from [$node]\n";
                        merge_out $node => $o;
                }
        }
}

sub run_views {
        @views = sort glob 'views/*.pl' unless @views;
        warn "# views ", dump @views;

        foreach my $view ( @views ) {

                next if system("perl -c $view") != 0;

                my $code = read_file $view;

                run_code $view => $code;

                if ( defined $out ) {

                        my $path = $view;
                        $path =~ s{views?/}{out/} || die "no view in $view";
                        $path =~ s{\.pl}{.storable};

                        unlink "$path.last" if -e "$path.last";
                        rename $path, "$path.last";

                        store $out => $path;
                        report "save $path", -s $path, "bytes";

                        if ( -s $path < 4096 ) {
                                print '$out = ', dump $digest->undigest_out($out);
                        }
                }

        }

}


sub info_tabs {
        "$port\t$offset\t$limit\t$num_records\t$path\t"
        . join("\t", map {
                my $b = $_;
                $b =~ s{^.+\.$port\.([^/]+)$}{$1};
                "$b " . -s $_
        } glob "/dev/shm/sack.$port.*" );
}


if ( $port ) {

        my $pid_path = "/tmp/sack.$port.pid";
        if ( -e $pid_path ) {
                my $pid = read_file $pid_path;
                kill 9, $pid && warn "[$port] kill old $pid\n";
        }
        write_file $pid_path, $$;


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

        while (1) {

                warn "[$port] accept path: $path offset: $offset limit: $limit #recs: $num_records\n";

                my $client = $sock->accept();

                warn "[$port] <<<< connect from ", $client->peerhost, $/;

                my @header = split(/\s/, <$client>);
                warn "[$port] <<<< header ",dump(@header),$/;

                my $size = shift @header;

                my $content;
                read $client, $content, $size;

                if ( $header[0] eq 'view' ) {
                        run_code $header[1] => $content;
                        send_sock $client => freeze $out;
                } elsif ( $header[0] eq 'info' ) {
                        my $info = info_tabs;
                        warn "[$port] info $info\n";
                        $info .= "\n" . show_report if $content =~ m{r}i;
                        send_sock $client => $info;
                } elsif ( $header[0] eq 'exit' ) {
                        warn "[$port] exit";
                        exit;
                } elsif ( $header[0] eq 'file' ) {
                        $digest->close;
                        my $path = "/dev/shm/sack.$port.$header[1]";
                        my $size = -s $path;
                        warn "[$port] >>>> file $path $size bytes\n";
                        print $client "$size\n";
                        my $block = 4096;
                        my $buff  = ' ' x $block;
                        open(my $fh, '<', $path) || die "can't open $path";
                        while ( read $fh, $buff, $block ) {
                                print $client $buff;
                        }
                        $digest->open;
                } else {
                        warn "[$port] UNKNOWN $header[0]";
                }

                $client->close;

        }
}

sub info {
        my $detail = shift || '';

        send_nodes 'info' => $detail;

        my @info = (
                "port\toffset\tlimit\t#recs\tpath",
                "----\t------\t-----\t-----\t----",
                info_tabs,
        );

        push @info, show_report if $detail =~ m{r}i;

        push @info, get_node $_ foreach @nodes;

        print "[$port] INFO", $detail ? " $detail" : '', " \n"
                , join("\n", @info)
                , "\n" ;

        return @info;
}

info;
while ( keys %$connected != @nodes ) {
        warn "[$port] wait for ", join(' ', grep { ! defined $connected->{$_} } @nodes );
        sleep 1;
}
run_views;

while ( 1 ) {

        print "sack> ";
        chomp( my $cmd = <STDIN> );

        if ( $cmd =~ m{^(h|\?)} ) {
                print << "__HELP__"
Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit

        View Run        run views
        VI \\e Output   show output of last run
        Info [\$VERSION]        instrospect
        Quit EXit       shutdown

__HELP__
        } elsif ( $cmd =~ m{^(vi|\\e|o)}i ) {
                #system "vi out/*";
                $digest->sync;
                system "bin/storableedit.pl", (glob('out/*.storable'))[0];
        } elsif ( $cmd =~ m{^i(?:nfo)?\s?(\S+)?$}i ) {
                info $1;
        } elsif ( $cmd =~ m{^(q|e|x)}i ) {
                warn "# exit";
                send_nodes 'exit';
                exit;
        } elsif ( $cmd =~ m{^(v|r)}i ) {
                run_views;
        } elsif ( $cmd =~ m{^n(ode)?\s*(\d+)}i ) {
                push @nodes, $2;
                info;
        } elsif ( $cmd ) {
                warn "UNKNOWN ", dump $cmd;
        }

}

1	dpavlin	1	#!/usr/bin/perl
2
3			use warnings;
4			use strict;
5
6	dpavlin	74	our $VERSION = '0.05';
7	dpavlin	21
8	dpavlin	1	use Time::HiRes qw(time);
9			use Data::Dump qw(dump);
10			use File::Slurp;
11	dpavlin	4	use Getopt::Long;
12	dpavlin	11	use IO::Socket::INET;
13	dpavlin	30	use Storable qw/freeze thaw store/;
14	dpavlin	1
15	dpavlin	4
16	dpavlin	19	my $debug = 0;
17	dpavlin	4	my $path = '/data/isi/full.txt';
18	dpavlin	11	my $limit = 5000;
19	dpavlin	4	my $offset = 0;
20	dpavlin	6	my @views;
21	dpavlin	30	my $port = 0; # interactive
22	dpavlin	11	my @nodes;
23	dpavlin	4
24
25			GetOptions(
26			'path=s' => \$path,
27			'offset=i' => \$offset,
28			'limit=i' => \$limit,
29	dpavlin	6	'view=s' => \@views,
30	dpavlin	64	'port\|listen=i' => \$port,
31			'node\|connect=i' => \@nodes,
32	dpavlin	19	'debug!' => \$debug,
33	dpavlin	5	) or die $!;
34	dpavlin	4
35	dpavlin	1	my $t = time;
36
37	dpavlin	12
38	dpavlin	21	sub send_nodes;
39
40	dpavlin	12	our $prefix;
41	dpavlin	21	sub BEGIN {
42	dpavlin	12	$prefix = $0;
43	dpavlin	30	if ( $prefix !~ m{^/} ) {
44	dpavlin	12	chomp( my $pwd = `pwd` );
45			$prefix = "$pwd/$prefix";
46			}
47	dpavlin	51	$prefix =~ s{^(.*)/srv/Sack/.+$}{$1};
48	dpavlin	12	warn "# prefix $prefix";
49	dpavlin	21
50			$SIG{INT} = sub {
51			my $signame = shift;
52			send_nodes 'exit';
53	dpavlin	33	#clean if $clean; # FIXME
54	dpavlin	21	die "SIG$signame";
55			};
56	dpavlin	12	}
57
58	dpavlin	33	use lib "$prefix/srv/Sack/lib/";
59			use Sack::Digest;
60	dpavlin	45	our $digest = Sack::Digest->new( port => $port, clean => 1 );
61			sub digest { $digest->to_int($_[0]) }
62	dpavlin	12
63			use lib "$prefix/srv/webpac2/lib/";
64	dpavlin	1	use WebPAC::Input::ISI;
65	dpavlin	24
66			$WebPAC::Input::ISI::subfields = undef; # disable parsing of subfields
67
68	dpavlin	1	my $input = WebPAC::Input::ISI->new(
69	dpavlin	12	path => "$prefix/$path",
70	dpavlin	4	offset => $offset,
71			limit => $limit,
72	dpavlin	1	);
73
74	dpavlin	25	our $num_records = $input->size;
75	dpavlin	74	our @reports;
76	dpavlin	1
77			sub report {
78	dpavlin	30	my $description = join(' ',@_);
79	dpavlin	1	my $dt = time - $t;
80	dpavlin	74	my $report = [ $description, $dt, $input->size / $dt ];
81			printf "[$port] %s in %1.4fs %.2f/s\n", @$report;
82			push @reports, $report;
83	dpavlin	10	$t = time;
84	dpavlin	1	}
85
86	dpavlin	74	sub show_report {
87			"\n" . join( "\n", map { sprintf "%8.4fs %10.2f/s %s", $_->[1], $_->[2], $_->[0] } @reports ) . "\n";
88			}
89	dpavlin	1
90	dpavlin	74	report $input->size , 'records loaded';
91	dpavlin	1
92			mkdir 'out' unless -e 'out';
93
94	dpavlin	5	our $out;
95
96	dpavlin	8	our $cache;
97
98	dpavlin	13	our $connected;
99
100	dpavlin	64	sub node_sock {
101			my $node = shift;
102			my $sock = IO::Socket::INET->new(
103			PeerAddr => '127.0.0.1',
104			PeerPort => $node,
105			Proto => 'tcp',
106			);
107
108			return $sock if $sock && $sock->connected;
109
110			warn "[$port] can't connect to $node - $!\n"; # FIXME die?
111			return;
112			}
113
114	dpavlin	11	sub send_nodes {
115	dpavlin	17	my $content = $#_ > 0 ? pop @_ : ''; # no content with just one argument!
116	dpavlin	21	my $header = defined $content ? length($content) : 0;
117	dpavlin	11	$header .= ' ' . join(' ', @_) if @_;
118
119	dpavlin	74	warn "# send_nodes ", dump(@_), " to ", dump @nodes;
120	dpavlin	60
121	dpavlin	11	foreach my $node ( @nodes ) {
122
123	dpavlin	64	my $sock = node_sock($node) \|\| next;
124	dpavlin	11
125	dpavlin	67	warn "[$port] >>>> [$node] $header\n";
126	dpavlin	11	print $sock "$header\n$content" \|\| warn "can't send $header to $node: $!";
127
128	dpavlin	13	$connected->{$node} = $sock;
129	dpavlin	11	}
130			}
131
132	dpavlin	16	sub get_node {
133			my $node = shift;
134
135			my $sock = $connected->{$node};
136	dpavlin	64	if ( ! $sock \|\| ! $sock->connected ) {
137			warn "[$port] no connection to $node";
138	dpavlin	16	delete $connected->{$node};
139			return;
140			}
141			chomp( my $size = <$sock> );
142	dpavlin	67	warn "[$port] <<<< [$node] $size bytes\n" if $debug \|\| $size > 1024;
143	dpavlin	16	my $data;
144			read $sock, $data, $size;
145			return $data;
146			}
147
148			sub send_sock {
149			my ( $sock, $data ) = @_;
150			my $size = length $data;
151	dpavlin	58	warn "[$port] >>>> $size bytes\n" if $debug \|\| $size > 1024;
152	dpavlin	16	print $sock "$size\n$data" \|\| warn "can't send $size bytes to ", $sock->peerhost;
153			}
154
155	dpavlin	64	sub pull_node_file {
156			my ( $node, $file ) = @_;
157
158			my $path = "/dev/shm/sack.$node.$file";
159	dpavlin	72	return if -e $path; # FIXME
160	dpavlin	64
161			my $sock = node_sock $node \|\| die "not connected to $node";
162
163			print $sock "0 file $file\n";
164
165			my $size = <$sock>;
166			chomp($size);
167			warn "[$port] pull_node_file $node $file $size bytes\n";
168
169			my $block = 4096;
170			my $buff = ' ' x $block;
171
172			open(my $fh, '>', $path) \|\| die "can't open $path";
173			while ( read $sock, $buff, $block ) {
174			print $fh $buff;
175			}
176			close($fh);
177			}
178
179	dpavlin	80	my $merge_digest_mapping;
180
181	dpavlin	13	sub merge_out {
182	dpavlin	50	my ( $from_node, $new ) = @_;
183	dpavlin	13
184	dpavlin	67	my $t_merge = time();
185
186	dpavlin	64	pull_node_file $from_node => 'nr_md5';
187			pull_node_file $from_node => 'md5';
188
189	dpavlin	59	my $remote_digest = Sack::Digest->new( port => $from_node );
190			my ( $local, $remote ) = ( 0, 0 );
191	dpavlin	50
192	dpavlin	59	my $tick = 0;
193	dpavlin	67	print STDERR "[$port] merge [$from_node]";
194	dpavlin	50
195	dpavlin	64	my $missing;
196
197	dpavlin	13	foreach my $k1 ( keys %$new ) {
198
199			foreach my $k2 ( keys %{ $new->{$k1} } ) {
200
201	dpavlin	30	my $n = delete $new->{$k1}->{$k2};
202	dpavlin	50
203			if ( $k1 =~ m{#} ) {
204			die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
205			#warn "XXX $k1 $k2";
206	dpavlin	64
207	dpavlin	80	if ( defined $merge_digest_mapping->{$from_node}->[ $k2 ] ) {
208			$k2 = $merge_digest_mapping->{$from_node}->[ $k2 ];
209			} else {
210	dpavlin	64
211	dpavlin	80	my $md5 = $remote_digest->{nr_md5}->[$k2];
212
213			if ( ! $md5 ) {
214			$missing->{nr_md5}->{$from_node}++; # FIXME die?
215			next;
216			}
217
218			my $local_k2;
219
220			if ( $local_k2 = $digest->{md5_nr}->{$md5} ) {
221			$local++;
222			} elsif ( my $full = $remote_digest->{md5}->{$md5} ) {
223			$local_k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
224			$remote++;
225			} else {
226			$missing->{md5}->{$from_node}++;
227			}
228
229			$k2 = $merge_digest_mapping->{$from_node}->[ $k2 ] = $local_k2;
230
231	dpavlin	50	}
232			}
233
234	dpavlin	30	my $ref = ref $out->{$k1}->{$k2};
235	dpavlin	50	#warn "XXXX $k1 $k2 $ref";
236	dpavlin	13	if ( ! defined $out->{$k1}->{$k2} ) {
237			$out->{$k1}->{$k2} = $n;
238			} elsif ( $k1 =~ m{\+} ) {
239	dpavlin	19	# warn "## agregate $k1 $k2";
240	dpavlin	13	$out->{$k1}->{$k2} += $n;
241	dpavlin	21	} elsif ( $ref eq 'ARRAY' ) {
242			if ( ref $n eq 'ARRAY' ) {
243			push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
244			} else {
245			push @{ $out->{$k1}->{$k2} }, $n;
246			}
247	dpavlin	13	} elsif ( $ref eq '' ) {
248			$out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
249			} else {
250			die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
251			}
252	dpavlin	59
253			if ( $tick++ % 1000 == 0 ) {
254			print STDERR ".";
255			} elsif ( $tick % 10000 == 0 ) {
256			print STDERR $tick;
257			}
258	dpavlin	13	}
259			}
260
261	dpavlin	67	$t_merge = time - $t_merge;
262	dpavlin	79	my $digests = $local + $remote;
263	dpavlin	80	printf STDERR "\n[$port] merge %d in %.4fs %.2f/s digests local: %.1f%% %d/%d\n", $tick, $t_merge, $digests / $t_merge, $local * 100 / ( $digests \|\| 1 ), $local, $remote;
264	dpavlin	74	push @reports, [ "$tick merged $from_node", $t_merge, $tick / $t_merge ];
265	dpavlin	59
266	dpavlin	64	warn "[$port] missing ", dump $missing if $missing;
267
268	dpavlin	19	warn "## merge out ", dump $out if $debug;
269	dpavlin	13	}
270
271	dpavlin	11	sub run_code {
272			my ( $view, $code ) = @_;
273
274	dpavlin	21	warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;
275	dpavlin	11
276			send_nodes view => $view => $code;
277
278			undef $out;
279
280			my $affected = 0;
281			$t = time;
282
283			foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
284			my $rec = $cache->{$pos} \|\|= $input->fetch_rec( $pos );
285			if ( ! $rec ) {
286	dpavlin	41	print STDERR "END @ $pos";
287	dpavlin	11	last;
288			}
289
290			eval "$code";
291			if ( $@ ) {
292	dpavlin	41	warn "ABORT $pos $@\n";
293	dpavlin	20	last;
294	dpavlin	11	} else {
295			$affected++;
296			}
297	dpavlin	30
298	dpavlin	40	$pos % 10000 == 0 ? print STDERR $pos :
299			$pos % 1000 == 0 ? print STDERR "." : 0 ;
300	dpavlin	11	};
301
302	dpavlin	74	report "$affected affected $view";
303	dpavlin	11
304			warn "WARN no \$out defined!" unless defined $out;
305	dpavlin	13
306	dpavlin	46	$digest->sync;
307
308	dpavlin	13	if ( $connected ) {
309	dpavlin	24	foreach my $node ( keys %$connected ) {
310	dpavlin	74	warn "[$port] get_node [$node]\n";
311	dpavlin	24	my $o = get_node $node;
312	dpavlin	64	next unless $o;
313	dpavlin	24	my $s = length $o;
314			$o = thaw $o;
315	dpavlin	74	warn "[$port] got $s bytes from [$node]\n";
316	dpavlin	50	merge_out $node => $o;
317	dpavlin	24	}
318	dpavlin	13	}
319	dpavlin	11	}
320
321	dpavlin	1	sub run_views {
322	dpavlin	6	@views = sort glob 'views/*.pl' unless @views;
323	dpavlin	1	warn "# views ", dump @views;
324
325			foreach my $view ( @views ) {
326
327			next if system("perl -c $view") != 0;
328
329			my $code = read_file $view;
330
331	dpavlin	11	run_code $view => $code;
332	dpavlin	1
333	dpavlin	11	if ( defined $out ) {
334	dpavlin	1
335	dpavlin	11	my $path = $view;
336			$path =~ s{views?/}{out/} \|\| die "no view in $view";
337	dpavlin	30	$path =~ s{\.pl}{.storable};
338	dpavlin	1
339	dpavlin	9	unlink "$path.last" if -e "$path.last";
340			rename $path, "$path.last";
341	dpavlin	30
342			store $out => $path;
343	dpavlin	74	report "save $path", -s $path, "bytes";
344	dpavlin	35
345			if ( -s $path < 4096 ) {
346	dpavlin	45	print '$out = ', dump $digest->undigest_out($out);
347	dpavlin	35	}
348	dpavlin	11	}
349
350			}
351
352			}
353
354	dpavlin	35
355			sub info_tabs {
356			"$port\t$offset\t$limit\t$num_records\t$path\t"
357	dpavlin	36	. join("\t", map {
358	dpavlin	35	my $b = $_;
359	dpavlin	46	$b =~ s{^.+\.$port\.([^/]+)$}{$1};
360	dpavlin	35	"$b " . -s $_
361	dpavlin	46	} glob "/dev/shm/sack.$port.*" );
362	dpavlin	35	}
363
364
365	dpavlin	30	if ( $port ) {
366	dpavlin	75
367			my $pid_path = "/tmp/sack.$port.pid";
368			if ( -e $pid_path ) {
369			my $pid = read_file $pid_path;
370	dpavlin	79	kill 9, $pid && warn "[$port] kill old $pid\n";
371	dpavlin	75	}
372			write_file $pid_path, $$;
373
374
375	dpavlin	11	my $sock = IO::Socket::INET->new(
376			Listen => SOMAXCONN,
377	dpavlin	21	LocalAddr => '127.0.0.1',
378	dpavlin	30	LocalPort => $port,
379	dpavlin	11	Proto => 'tcp',
380			Reuse => 1,
381			) or die $!;
382
383			while (1) {
384
385	dpavlin	74	warn "[$port] accept path: $path offset: $offset limit: $limit #recs: $num_records\n";
386	dpavlin	11
387			my $client = $sock->accept();
388
389	dpavlin	30	warn "[$port] <<<< connect from ", $client->peerhost, $/;
390	dpavlin	11
391			my @header = split(/\s/, <$client>);
392	dpavlin	30	warn "[$port] <<<< header ",dump(@header),$/;
393	dpavlin	11
394			my $size = shift @header;
395
396			my $content;
397			read $client, $content, $size;
398
399			if ( $header[0] eq 'view' ) {
400			run_code $header[1] => $content;
401	dpavlin	16	send_sock $client => freeze $out;
402			} elsif ( $header[0] eq 'info' ) {
403	dpavlin	35	my $info = info_tabs;
404	dpavlin	30	warn "[$port] info $info\n";
405	dpavlin	74	$info .= "\n" . show_report if $content =~ m{r}i;
406	dpavlin	16	send_sock $client => $info;
407			} elsif ( $header[0] eq 'exit' ) {
408	dpavlin	30	warn "[$port] exit";
409	dpavlin	16	exit;
410	dpavlin	64	} elsif ( $header[0] eq 'file' ) {
411			$digest->close;
412			my $path = "/dev/shm/sack.$port.$header[1]";
413			my $size = -s $path;
414			warn "[$port] >>>> file $path $size bytes\n";
415			print $client "$size\n";
416			my $block = 4096;
417			my $buff = ' ' x $block;
418			open(my $fh, '<', $path) \|\| die "can't open $path";
419			while ( read $fh, $buff, $block ) {
420			print $client $buff;
421			}
422	dpavlin	67	$digest->open;
423	dpavlin	5	} else {
424	dpavlin	30	warn "[$port] UNKNOWN $header[0]";
425	dpavlin	1	}
426
427	dpavlin	75	$client->close;
428
429	dpavlin	1	}
430			}
431
432	dpavlin	30	sub info {
433	dpavlin	74	my $detail = shift \|\| '';
434	dpavlin	30
435	dpavlin	74	send_nodes 'info' => $detail;
436
437	dpavlin	30	my @info = (
438	dpavlin	36	"port\toffset\tlimit\t#recs\tpath",
439			"----\t------\t-----\t-----\t----",
440	dpavlin	35	info_tabs,
441	dpavlin	30	);
442
443	dpavlin	74	push @info, show_report if $detail =~ m{r}i;
444
445	dpavlin	30	push @info, get_node $_ foreach @nodes;
446
447	dpavlin	74	print "[$port] INFO", $detail ? " $detail" : '', " \n"
448	dpavlin	30	, join("\n", @info)
449	dpavlin	74	, "\n" ;
450	dpavlin	30
451			return @info;
452			}
453
454			info;
455	dpavlin	76	while ( keys %$connected != @nodes ) {
456			warn "[$port] wait for ", join(' ', grep { ! defined $connected->{$_} } @nodes );
457			sleep 1;
458			}
459	dpavlin	3	run_views;
460
461	dpavlin	1	while ( 1 ) {
462
463			print "sack> ";
464	dpavlin	21	chomp( my $cmd = <STDIN> );
465	dpavlin	1
466	dpavlin	21	if ( $cmd =~ m{^(h\|\?)} ) {
467			print << "__HELP__"
468			Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit
469
470			View Run run views
471			VI \\e Output show output of last run
472			Info [\$VERSION] instrospect
473			Quit EXit shutdown
474
475			__HELP__
476			} elsif ( $cmd =~ m{^(vi\|\\e\|o)}i ) {
477	dpavlin	33	#system "vi out/*";
478	dpavlin	53	$digest->sync;
479	dpavlin	33	system "bin/storableedit.pl", (glob('out/*.storable'))[0];
480	dpavlin	74	} elsif ( $cmd =~ m{^i(?:nfo)?\s?(\S+)?$}i ) {
481			info $1;
482	dpavlin	21	} elsif ( $cmd =~ m{^(q\|e\|x)}i ) {
483	dpavlin	16	warn "# exit";
484			send_nodes 'exit';
485			exit;
486	dpavlin	21	} elsif ( $cmd =~ m{^(v\|r)}i ) {
487	dpavlin	3	run_views;
488	dpavlin	55	} elsif ( $cmd =~ m{^n(ode)?\s*(\d+)}i ) {
489	dpavlin	60	push @nodes, $2;
490	dpavlin	55	info;
491	dpavlin	21	} elsif ( $cmd ) {
492			warn "UNKNOWN ", dump $cmd;
493	dpavlin	3	}
494
495	dpavlin	1	}
496