--- trunk/experiments/protocol-v3/server.pl	2009/11/01 21:00:30	164
+++ trunk/lib/Sack/Server.pm	2009/11/08 13:44:10	189
@@ -1,5 +1,7 @@
 #!/usr/bin/perl
 
+package Sack::Server;
+
 use warnings;
 use strict;
 
@@ -8,20 +10,36 @@
 
 use Data::Dump qw(dump);
 use Storable qw();
+use File::Slurp;
+use Cwd qw(abs_path);
+
+my @cloud;
+my $cloud_path = $ENV{CLOUD} || die "start with: CLOUD=etc/cloud perl -I/srv/Sack/lib $0\n";
+@cloud = read_file $cloud_path;
+@cloud = map { chomp $_; $_ } @cloud;
+
+warn "# cloud ",dump( @cloud );
 
 my $listen_port = 4444;
 
-my $node_path = '/tmp/client.pl';
+my $node_path = abs_path $0;
+$node_path =~ s{Server}{Client};
 
-my $lsn = IO::Socket::INET->new(Listen => 1, LocalPort => $listen_port, Reuse => 1) or exit;
+my $lsn = IO::Socket::INET->new(Listen => 1, LocalPort => $listen_port, Reuse => 1) or die $!;
 my $sel = IO::Select->new($lsn);
 
-sub fork_node {
+my $info;
+sub info {
+	my $port = shift;
+	push @{ $info->{$port} }, [ @_ ];
+}
+
+sub fork_ssh {
 	my ( $port, $host ) = @_;
 
 	if ( my $pid = fork ) {
 		# parent
-
+		info $port => 'forked', $pid;
 		return $port;
 
 	} elsif ( ! defined $pid ) {
@@ -29,7 +47,7 @@
 		return;
 	} else {
 		# child
-		my $cmd = qq|ssh -R $port:127.0.0.1:$listen_port $host $node_path $port|;
+		my $cmd = qq|ssh -F $cloud_path.ssh -R $port:127.0.0.1:$listen_port $host $node_path $port|;
 		warn "# exec: $cmd\n";
 		exec $cmd;
 	}
@@ -37,33 +55,54 @@
 
 my $node_port = 4000;
 
-foreach my $host ( qw/localhost tab.lan llin.lan/ ) {
-	system "scp client.pl $host:$node_path";
-	fork_node( $node_port++, $host );
+foreach my $host ( @cloud ) {
+	system "find /srv/Sack/ | cpio --create --dereference | ssh -T -F $cloud_path.ssh $host cpio --extract --make-directories --unconditional";
+	fork_ssh( $node_port++, $host );
 }
 
 my $session;
 
+sub to_all {
+	my $data = shift;
+	foreach my $port ( keys %{ $session->{port} } ) {
+		warn ">>>> [$port]\n";
+		Storable::store_fd( $data, $session->{port}->{$port} );
+	}
+}
+
 while (1) {
 	for my $sock ($sel->can_read(1)) {
 		if ($sock == $lsn) {
 			my $new = $lsn->accept;
 			$sel->add($new);
-			$session->{$new} = $new->peerhost;
+			$session->{peerport}->{ $new->peerport } = $new;
 			warn "[socket] connect\n";
 			Storable::store_fd( { ping => 1 }, $new );
+			info 0 => 'ping', $new->peerport;
 		} else {
-			if ( $sock->connected ) {
-				my $data = Storable::fd_retrieve( $sock );
-				warn "<<<< ", dump($data), $/;
-				if ( $data->{repl} ) {
-					Storable::store_fd( { repl => $data }, $sock );
-				}
-			} else {
+			my $data = eval { Storable::fd_retrieve( $sock ) };
+			if ( $@ ) {
 				delete $session->{$sock};
-				warn "[socket] disconnect\n";
+				warn "[socket] disconnect: $@\n";
 				$sel->remove($sock);
 				$sock->close;
+			} else {
+				warn "<<<< ", dump($data), $/;
+				if ( $data->{repl} ) {
+					my $response = { repl => $$ };
+					if ( $data->{repl} =~ m/ping/ ) {
+						to_all { ping => 1 };
+					} elsif ( $data->{repl} =~ m/info/ ) {
+						$response->{info} = $info;
+					} else {
+						$response->{error}->{unknown} = $data;
+					}
+					Storable::store_fd( $response, $sock );
+				} elsif ( $data->{ping} ) {
+					my $port = $data->{port};
+					info $port => 'ping', $port;
+					$session->{port}->{ $data->{port} } = $sock;
+				}
 			}
 		}
 	}