trunk/bin/sack.pl

#!/usr/bin/perl

use warnings;
use strict;

our $VERSION = '0.04';

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;

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


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 @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);
}

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

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

                                if ( my $local_k2 = $digest->{md5_nr}->{$md5} ) {
                                        $k2 = $local_k2;
                                        $local++;
                                } elsif ( my $full = $remote_digest->{md5}->{$md5} ) {
                                        $k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
                                        $remote++;
                                } else {
                                        $missing->{md5}->{$from_node}++;
                                }
                        }

                        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;
        printf STDERR "%d in %.4fs %.2f/s local %.1f%% %d/%d\n", $tick, $t_merge, $t_merge / $tick, $local * 100 / $tick, $local, $remote;

        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 "\n[$port] RECS $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] merge $node $s bytes\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 => $path;
                        report "[$port] SAVE $path $offset-$limit", -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 $sock = IO::Socket::INET->new(
                Listen    => SOMAXCONN,
                LocalAddr => '127.0.0.1',
                LocalPort => $port,
                Proto     => 'tcp',
                Reuse     => 1,
        ) or die $!;

        while (1) {

                warn "[$port] READY 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";
                        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]";
                }

        }
}

sub info {
        send_nodes 'info' => $2;

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

        push @info, get_node $_ foreach @nodes;

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

        return @info;
}

info;
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 ( $cmd =~ m{^i(?:nfo)?\s?(.+)?$}i ) {
                info;
        } 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	50	our $VERSION = '0.04';
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	1
76			sub report {
77	dpavlin	30	my $description = join(' ',@_);
78	dpavlin	1	my $dt = time - $t;
79			printf "%s in %1.4fs %.2f/s\n", $description, $dt, $input->size / $dt;
80	dpavlin	10	$t = time;
81	dpavlin	1	}
82
83
84			report $input->size . ' records loaded';
85
86			mkdir 'out' unless -e 'out';
87
88	dpavlin	5	our $out;
89
90	dpavlin	8	our $cache;
91
92	dpavlin	13	our $connected;
93
94	dpavlin	64	sub node_sock {
95			my $node = shift;
96			my $sock = IO::Socket::INET->new(
97			PeerAddr => '127.0.0.1',
98			PeerPort => $node,
99			Proto => 'tcp',
100			);
101
102			return $sock if $sock && $sock->connected;
103
104			warn "[$port] can't connect to $node - $!\n"; # FIXME die?
105			return;
106			}
107
108	dpavlin	11	sub send_nodes {
109	dpavlin	17	my $content = $#_ > 0 ? pop @_ : ''; # no content with just one argument!
110	dpavlin	21	my $header = defined $content ? length($content) : 0;
111	dpavlin	11	$header .= ' ' . join(' ', @_) if @_;
112
113	dpavlin	60	warn "# send_nodes ", dump @nodes;
114
115	dpavlin	11	foreach my $node ( @nodes ) {
116
117	dpavlin	64	my $sock = node_sock($node) \|\| next;
118	dpavlin	11
119	dpavlin	67	warn "[$port] >>>> [$node] $header\n";
120	dpavlin	11	print $sock "$header\n$content" \|\| warn "can't send $header to $node: $!";
121
122	dpavlin	13	$connected->{$node} = $sock;
123	dpavlin	11	}
124			}
125
126	dpavlin	16	sub get_node {
127			my $node = shift;
128
129			my $sock = $connected->{$node};
130	dpavlin	64	if ( ! $sock \|\| ! $sock->connected ) {
131			warn "[$port] no connection to $node";
132	dpavlin	16	delete $connected->{$node};
133			return;
134			}
135			chomp( my $size = <$sock> );
136	dpavlin	67	warn "[$port] <<<< [$node] $size bytes\n" if $debug \|\| $size > 1024;
137	dpavlin	16	my $data;
138			read $sock, $data, $size;
139			return $data;
140			}
141
142			sub send_sock {
143			my ( $sock, $data ) = @_;
144			my $size = length $data;
145	dpavlin	58	warn "[$port] >>>> $size bytes\n" if $debug \|\| $size > 1024;
146	dpavlin	16	print $sock "$size\n$data" \|\| warn "can't send $size bytes to ", $sock->peerhost;
147			}
148
149	dpavlin	64	sub pull_node_file {
150			my ( $node, $file ) = @_;
151
152			my $path = "/dev/shm/sack.$node.$file";
153			# return if -e $path; # FIXME
154
155			my $sock = node_sock $node \|\| die "not connected to $node";
156
157			print $sock "0 file $file\n";
158
159			my $size = <$sock>;
160			chomp($size);
161			warn "[$port] pull_node_file $node $file $size bytes\n";
162
163			my $block = 4096;
164			my $buff = ' ' x $block;
165
166			open(my $fh, '>', $path) \|\| die "can't open $path";
167			while ( read $sock, $buff, $block ) {
168			print $fh $buff;
169			}
170			close($fh);
171			}
172
173	dpavlin	13	sub merge_out {
174	dpavlin	50	my ( $from_node, $new ) = @_;
175	dpavlin	13
176	dpavlin	67	my $t_merge = time();
177
178	dpavlin	64	pull_node_file $from_node => 'nr_md5';
179			pull_node_file $from_node => 'md5';
180
181	dpavlin	59	my $remote_digest = Sack::Digest->new( port => $from_node );
182			my ( $local, $remote ) = ( 0, 0 );
183	dpavlin	50
184	dpavlin	59	my $tick = 0;
185	dpavlin	67	print STDERR "[$port] merge [$from_node]";
186	dpavlin	50
187	dpavlin	64	my $missing;
188
189	dpavlin	13	foreach my $k1 ( keys %$new ) {
190
191			foreach my $k2 ( keys %{ $new->{$k1} } ) {
192
193	dpavlin	30	my $n = delete $new->{$k1}->{$k2};
194	dpavlin	50
195			if ( $k1 =~ m{#} ) {
196			die "ASSERT $k1 $k2" unless $k2 =~ m{^\d+$};
197			#warn "XXX $k1 $k2";
198	dpavlin	64	my $md5 = $remote_digest->{nr_md5}->[$k2];
199
200			if ( ! $md5 ) {
201	dpavlin	67	$missing->{nr_md5}->{$from_node}++; # FIXME die?
202	dpavlin	64	next;
203			}
204
205	dpavlin	50	if ( my $local_k2 = $digest->{md5_nr}->{$md5} ) {
206			$k2 = $local_k2;
207			$local++;
208	dpavlin	67	} elsif ( my $full = $remote_digest->{md5}->{$md5} ) {
209	dpavlin	50	$k2 = $digest->to_int( $remote_digest->{md5}->{$md5} );
210			$remote++;
211	dpavlin	67	} else {
212			$missing->{md5}->{$from_node}++;
213	dpavlin	50	}
214			}
215
216	dpavlin	30	my $ref = ref $out->{$k1}->{$k2};
217	dpavlin	50	#warn "XXXX $k1 $k2 $ref";
218	dpavlin	13	if ( ! defined $out->{$k1}->{$k2} ) {
219			$out->{$k1}->{$k2} = $n;
220			} elsif ( $k1 =~ m{\+} ) {
221	dpavlin	19	# warn "## agregate $k1 $k2";
222	dpavlin	13	$out->{$k1}->{$k2} += $n;
223	dpavlin	21	} elsif ( $ref eq 'ARRAY' ) {
224			if ( ref $n eq 'ARRAY' ) {
225			push @{ $out->{$k1}->{$k2} }, $_ foreach @$n;
226			} else {
227			push @{ $out->{$k1}->{$k2} }, $n;
228			}
229	dpavlin	13	} elsif ( $ref eq '' ) {
230			$out->{$k1}->{$k2} = [ $out->{$k1}->{$k2}, $n ];
231			} else {
232			die "can't merge $k2 [$ref] from ",dump($n), " into ", dump($out->{$k1}->{$k2});
233			}
234	dpavlin	59
235			if ( $tick++ % 1000 == 0 ) {
236			print STDERR ".";
237			} elsif ( $tick % 10000 == 0 ) {
238			print STDERR $tick;
239			}
240	dpavlin	13	}
241			}
242
243	dpavlin	67	$t_merge = time - $t_merge;
244			printf STDERR "%d in %.4fs %.2f/s local %.1f%% %d/%d\n", $tick, $t_merge, $t_merge / $tick, $local * 100 / $tick, $local, $remote;
245	dpavlin	59
246	dpavlin	64	warn "[$port] missing ", dump $missing if $missing;
247
248	dpavlin	19	warn "## merge out ", dump $out if $debug;
249	dpavlin	13	}
250
251	dpavlin	11	sub run_code {
252			my ( $view, $code ) = @_;
253
254	dpavlin	21	warn "\n#### CODE $view START ####\n$code\n#### CODE $view END ####\n" if $debug;
255	dpavlin	11
256			send_nodes view => $view => $code;
257
258			undef $out;
259
260			my $affected = 0;
261			$t = time;
262
263			foreach my $pos ( $offset + 1 .. $offset + $input->size ) {
264			my $rec = $cache->{$pos} \|\|= $input->fetch_rec( $pos );
265			if ( ! $rec ) {
266	dpavlin	41	print STDERR "END @ $pos";
267	dpavlin	11	last;
268			}
269
270			eval "$code";
271			if ( $@ ) {
272	dpavlin	41	warn "ABORT $pos $@\n";
273	dpavlin	20	last;
274	dpavlin	11	} else {
275			$affected++;
276			}
277	dpavlin	30
278	dpavlin	40	$pos % 10000 == 0 ? print STDERR $pos :
279			$pos % 1000 == 0 ? print STDERR "." : 0 ;
280	dpavlin	11	};
281
282	dpavlin	30	report "\n[$port] RECS $affected $view";
283	dpavlin	11
284			warn "WARN no \$out defined!" unless defined $out;
285	dpavlin	13
286	dpavlin	46	$digest->sync;
287
288	dpavlin	13	if ( $connected ) {
289	dpavlin	24	foreach my $node ( keys %$connected ) {
290	dpavlin	30	warn "[$port] get_node $node\n";
291	dpavlin	24	my $o = get_node $node;
292	dpavlin	64	next unless $o;
293	dpavlin	24	my $s = length $o;
294			$o = thaw $o;
295	dpavlin	30	warn "[$port] merge $node $s bytes\n";
296	dpavlin	50	merge_out $node => $o;
297	dpavlin	24	}
298	dpavlin	13	}
299	dpavlin	11	}
300
301	dpavlin	1	sub run_views {
302	dpavlin	6	@views = sort glob 'views/*.pl' unless @views;
303	dpavlin	1	warn "# views ", dump @views;
304
305			foreach my $view ( @views ) {
306
307			next if system("perl -c $view") != 0;
308
309			my $code = read_file $view;
310
311	dpavlin	11	run_code $view => $code;
312	dpavlin	1
313	dpavlin	11	if ( defined $out ) {
314	dpavlin	1
315	dpavlin	11	my $path = $view;
316			$path =~ s{views?/}{out/} \|\| die "no view in $view";
317	dpavlin	30	$path =~ s{\.pl}{.storable};
318	dpavlin	1
319	dpavlin	9	unlink "$path.last" if -e "$path.last";
320			rename $path, "$path.last";
321	dpavlin	30
322			store $out => $path;
323	dpavlin	31	report "[$port] SAVE $path $offset-$limit", -s $path, "bytes";
324	dpavlin	35
325			if ( -s $path < 4096 ) {
326	dpavlin	45	print '$out = ', dump $digest->undigest_out($out);
327	dpavlin	35	}
328	dpavlin	11	}
329
330			}
331
332			}
333
334	dpavlin	35
335			sub info_tabs {
336			"$port\t$offset\t$limit\t$num_records\t$path\t"
337	dpavlin	36	. join("\t", map {
338	dpavlin	35	my $b = $_;
339	dpavlin	46	$b =~ s{^.+\.$port\.([^/]+)$}{$1};
340	dpavlin	35	"$b " . -s $_
341	dpavlin	46	} glob "/dev/shm/sack.$port.*" );
342	dpavlin	35	}
343
344
345	dpavlin	30	if ( $port ) {
346	dpavlin	11	my $sock = IO::Socket::INET->new(
347			Listen => SOMAXCONN,
348	dpavlin	21	LocalAddr => '127.0.0.1',
349	dpavlin	30	LocalPort => $port,
350	dpavlin	11	Proto => 'tcp',
351			Reuse => 1,
352			) or die $!;
353
354			while (1) {
355
356	dpavlin	30	warn "[$port] READY path: $path offset: $offset limit: $limit #recs: $num_records\n";
357	dpavlin	11
358			my $client = $sock->accept();
359
360	dpavlin	30	warn "[$port] <<<< connect from ", $client->peerhost, $/;
361	dpavlin	11
362			my @header = split(/\s/, <$client>);
363	dpavlin	30	warn "[$port] <<<< header ",dump(@header),$/;
364	dpavlin	11
365			my $size = shift @header;
366
367			my $content;
368			read $client, $content, $size;
369
370			if ( $header[0] eq 'view' ) {
371			run_code $header[1] => $content;
372	dpavlin	16	send_sock $client => freeze $out;
373			} elsif ( $header[0] eq 'info' ) {
374	dpavlin	35	my $info = info_tabs;
375	dpavlin	30	warn "[$port] info $info\n";
376	dpavlin	16	send_sock $client => $info;
377			} elsif ( $header[0] eq 'exit' ) {
378	dpavlin	30	warn "[$port] exit";
379	dpavlin	16	exit;
380	dpavlin	64	} elsif ( $header[0] eq 'file' ) {
381			$digest->close;
382			my $path = "/dev/shm/sack.$port.$header[1]";
383			my $size = -s $path;
384			warn "[$port] >>>> file $path $size bytes\n";
385			print $client "$size\n";
386			my $block = 4096;
387			my $buff = ' ' x $block;
388			open(my $fh, '<', $path) \|\| die "can't open $path";
389			while ( read $fh, $buff, $block ) {
390			print $client $buff;
391			}
392	dpavlin	67	$digest->open;
393	dpavlin	5	} else {
394	dpavlin	30	warn "[$port] UNKNOWN $header[0]";
395	dpavlin	1	}
396
397			}
398			}
399
400	dpavlin	30	sub info {
401			send_nodes 'info' => $2;
402
403			my @info = (
404	dpavlin	36	"port\toffset\tlimit\t#recs\tpath",
405			"----\t------\t-----\t-----\t----",
406	dpavlin	35	info_tabs,
407	dpavlin	30	);
408
409			push @info, get_node $_ foreach @nodes;
410
411			print "[$port] INFO\n"
412			, join("\n", @info)
413			, "\n\n" ;
414
415			return @info;
416			}
417
418			info;
419	dpavlin	3	run_views;
420
421	dpavlin	1	while ( 1 ) {
422
423			print "sack> ";
424	dpavlin	21	chomp( my $cmd = <STDIN> );
425	dpavlin	1
426	dpavlin	21	if ( $cmd =~ m{^(h\|\?)} ) {
427			print << "__HELP__"
428			Sacks Lorry v$VERSION - path: $path offset: $offset limit: $limit
429
430			View Run run views
431			VI \\e Output show output of last run
432			Info [\$VERSION] instrospect
433			Quit EXit shutdown
434
435			__HELP__
436			} elsif ( $cmd =~ m{^(vi\|\\e\|o)}i ) {
437	dpavlin	33	#system "vi out/*";
438	dpavlin	53	$digest->sync;
439	dpavlin	33	system "bin/storableedit.pl", (glob('out/*.storable'))[0];
440	dpavlin	21	} elsif ( $cmd =~ m{^i(?:nfo)?\s?(.+)?$}i ) {
441	dpavlin	30	info;
442	dpavlin	21	} elsif ( $cmd =~ m{^(q\|e\|x)}i ) {
443	dpavlin	16	warn "# exit";
444			send_nodes 'exit';
445			exit;
446	dpavlin	21	} elsif ( $cmd =~ m{^(v\|r)}i ) {
447	dpavlin	3	run_views;
448	dpavlin	55	} elsif ( $cmd =~ m{^n(ode)?\s*(\d+)}i ) {
449	dpavlin	60	push @nodes, $2;
450	dpavlin	55	info;
451	dpavlin	21	} elsif ( $cmd ) {
452			warn "UNKNOWN ", dump $cmd;
453	dpavlin	3	}
454
455	dpavlin	1	}
456