X-Git-Url: http://dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FMsg.pm;h=81c2e40a0090aa09ecdeba30e94dd01ae6cd70a6;hb=refs%2Fheads%2Fnewusers;hp=ad09c85da0f784d98b12634f01ad1a0e421144d5;hpb=d2b28488d70d97c2e467cd7c57077024b7241b45;p=spider.git

diff --git a/perl/Msg.pm b/perl/Msg.pm
index ad09c85d..81c2e40a 100644
--- a/perl/Msg.pm
+++ b/perl/Msg.pm
@@ -20,7 +20,7 @@ use Mojo::IOLoop::Stream;
 use DXDebug;
 use Timer;
 
-use vars qw($now %conns $noconns $cnum $total_in $total_out $connect_timeout);
+use vars qw($now %conns $noconns $cnum $total_in $total_out $connect_timeout $disc_waittime);
 
 $total_in = $total_out = 0;
 
@@ -28,6 +28,9 @@ $now = time;
 
 $cnum = 0;
 $connect_timeout = 5;
+$disc_waittime = 1.5;
+
+our %delqueue;
 
 #
 #-----------------------------------------------------------------
@@ -143,7 +146,7 @@ sub _on_connect
 	$sock->timeout(0);
 	$sock->start;
 	$conn->{peerhost} = eval { $handle->peerhost; };
-	dbg((ref $conn) . " connected $conn->{cnum} to $conn->{peerhost}:$conn->{peerport}") if isdbg('connll');
+	dbg((ref $conn) . " connected $conn->{cnum} to $conn->{peerhost}:$conn->{peerport}") if isdbg('conn') || isdbg ('connect');
 	if ($conn->{on_connect}) {
 		&{$conn->{on_connect}}($conn, $handle);
 	}
@@ -174,9 +177,18 @@ sub connect {
 	
 	my $sock;
 	$conn->{sock} = $sock = Mojo::IOLoop::Client->new;
-	$sock->on(connect => sub {$conn->_on_connect($_[1])} );
-	$sock->on(error => sub {&{$conn->{eproc}}($conn, $_[1]) if exists $conn->{eproc}; $conn->disconnect});
-	$sock->on(close => sub {$conn->disconnect});
+	$sock->on(connect => sub {
+				  $conn->_on_connect($_[1])
+			  } );
+	$sock->on(error => sub {
+				  &{$conn->{eproc}}($conn, $_[1]) if exists $conn->{eproc};
+				  delete $conn->{sock};
+				  $conn->disconnect
+			  });
+	$sock->on(close => sub {
+				  delete $conn->{sock};
+				  $conn->disconnect}
+			 );
 
 	# copy any args like on_connect, on_disconnect etc
 	while (my ($k, $v) = each %args) {
@@ -237,16 +249,22 @@ sub start_program
 	return $pid;
 }
 
-sub disconnect 
+sub disconnect
 {
-    my $conn = shift;
-	return if exists $conn->{disconnecting};
-
-	$conn->{disconnecting} = 1;
-    my $sock = delete $conn->{sock};
-	$conn->{state} = 'E';
-	$conn->{timeout}->del if $conn->{timeout};
+	my $conn = shift;
+	my $count = $conn->{disconnecting}++;
+	my $dbg = isdbg('connll');
+	my ($pkg, $fn, $line) = caller if $dbg;
+
+	if ($count >= 2) {
+		dbgtrace((ref $conn) . "::disconnect on call $conn->{call} attempt $conn->{disconnecting} called from ${pkg}::${fn} line $line FORCING CLOSE ") if $dbg;
+		_close_it($conn);
+		return;
+	}
+	dbg((ref $conn) . "::disconnect on call $conn->{call} attempt $conn->{disconnecting} called from ${pkg}::${fn} line $line ") if $dbg;
+	return if $count;
 
+	# remove this conn from the active queue
 	# be careful to delete the correct one
 	my $call;
 	if ($call = $conn->{call}) {
@@ -254,12 +272,52 @@ sub disconnect
 		delete $conns{$call} if $ref && $ref == $conn;
 	}
 	$call ||= 'unallocated';
-	dbg((ref $conn) . " Connection $conn->{cnum} $call disconnected") if isdbg('connll');
+
+	$delqueue{$conn} = $conn; # save this connection until everything is finished
+	my $sock = $conn->{sock};
+	if ($sock) {
+		if ($sock->{buffer}) {
+			my $lth = length $sock->{buffer};
+			Mojo::IOLoop->timer($disc_waittime, sub {
+									dbg("Buffer contained $lth characters, coordinated for $disc_waittime secs, now disconnecting $call") if $dbg;
+									_close_it($conn);
+								});
+		} else {
+			dbg("Buffer empty, just close $call") if $dbg;
+			_close_it($conn);
+		}
+	} else {
+		dbg((ref $conn) . " socket missing on $conn->{call}") if $dbg;
+		_close_it($conn);
+	}
+}
+
+sub _close_it
+{
+    my $conn = shift;
+    my $sock = delete $conn->{sock};
+	$conn->{state} = 'E';
+	$conn->{timeout}->del if $conn->{timeout};
+
+	my $call = $conn->{call};
+
+	if (isdbg('connll')) {
+		my ($pkg, $fn, $line) = caller;
+		dbg((ref $conn) . "::_close_it on call $conn->{call} attempt $conn->{disconnecting} called from ${pkg}::${fn} line $line ");
+	}
+
+
+	dbg((ref $conn) . " Connection $conn->{cnum} $call starting to close") if isdbg('connll');
 	
 	if ($conn->{on_disconnect}) {
 		&{$conn->{on_disconnect}}($conn);
 	}
 
+	if ($sock) {
+		dbg((ref $conn) . " Connection $conn->{cnum} $call closing gracefully") if isdbg('connll');
+		$sock->close_gracefully;
+	}
+	
 	# get rid of any references
 	for (keys %$conn) {
 		if (ref($conn->{$_})) {
@@ -267,8 +325,7 @@ sub disconnect
 		}
 	}
 
-	$sock->close_gracefully if defined $sock && $sock->can('close_gracefully');
-	undef $sock;
+	delete $delqueue{$conn};	# finally remove the $conn
 	
 	unless ($main::is_win) {
 		kill 'TERM', $conn->{pid} if exists $conn->{pid};
@@ -425,9 +482,11 @@ sub new_client {
 	$sock->on(read => sub {$conn->_rcv($_[1])});
 	$sock->timeout(0);
 	$sock->start;
-	dbg((ref $conn) . "accept $conn->{cnum} from $conn->{peerhost} $conn->{peerport}") if isdbg('connll');
-
-	my ($rproc, $eproc) = &{$server_conn->{rproc}} ($conn, $conn->{peerhost} = $handle->peerhost, $conn->{peerport} = $handle->peerport);
+	$conn->{peerhost} = $handle->peerhost || 'unknown';
+	$conn->{peerhost} =~ s|^::ffff:||; # chop off leading pseudo IPV6 stuff on dual stack listeners
+	$conn->{peerport} = $handle->peerport || 0;
+	dbg((ref $conn) . " accept $conn->{cnum} from $conn->{peerhost}:$conn->{peerport}") if isdbg('conn') || isdbg('connect');
+	my ($rproc, $eproc) = &{$server_conn->{rproc}} ($conn, $conn->{peerhost}, $conn->{peerport});
 	$conn->{sort} = 'Incoming';
 	if ($eproc) {
 		$conn->{eproc} = $eproc;
@@ -490,12 +549,21 @@ sub sleep
 sub DESTROY
 {
 	my $conn = shift;
+	my $call = $conn->{call} || 'unallocated';
+
+	if (isdbg('connll')) {
+		my ($pkg, $fn, $line) = caller;
+		dbgtrace((ref $conn) . "::DESTROY on call $call called from ${pkg}::${fn} line $line ");
+	}
+
 	my $call = $conn->{call} || 'unallocated';
 	my $host = $conn->{peerhost} || '';
 	my $port = $conn->{peerport} || '';
 	my $sock = $conn->{sock};
 
-	$sock->close_gracefully if defined $sock && $sock->can('close_gracefully');
+	if ($sock) {
+		$sock->close_gracefully;
+	}
 	
 	$noconns--;
 	dbg((ref $conn) . " Connection $conn->{cnum} $call [$host $port] being destroyed (total $noconns)") if isdbg('connll');