--- lib/PXElator/httpd.pm	2009/07/30 17:07:48	65
+++ lib/PXElator/httpd.pm	2009/07/31 16:47:52	81
@@ -19,13 +19,25 @@
 use IO::Socket::INET;
 use Module::Refresh;
 
+our $pids;
+$pids = { httpd => $$ } unless defined $pids; # keep pids on refresh
+
+sub DESTROY {
+	warn "pids ",dump( $pids );
+	foreach ( values %$pids ) {
+		warn "kill $_";
+		kill 1,$_ || kill 9, $_;
+	}
+}
+
 our $port = 7777;
-our $debug = 1;
 
 use server;
+our $debug = server::debug;
 our $url = "http://$server::ip:$port";
 
 use html;
+our $static_pids;
 
 sub static {
 	my ($client,$path) = @_;
@@ -34,6 +46,14 @@
 
 	return if ! -f $full;
 
+	if ( my $pid = fork ) {
+		# parent
+		close($client);
+		print "http static child $pid\n";
+		$static_pids->{$pid} = $path;
+		return 1;
+	}
+
 	my $type = 'application/octet-stream';
 	$type = 'text/html' if $path =~ m{\.htm};
 	$type = 'application/javascript' if $path =~ m{\.js};
@@ -60,16 +80,13 @@
 
 	print "$path $pos == $size OK\n";
 
-	return $path;
+	exit;
 }
 
-my $ok = "HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n";
-
 use boolean;
 
 use screen;
 use kvm;
-our $pids;
 
 $SIG{CHLD} = 'IGNORE';
 
@@ -77,12 +94,14 @@
 	my $daemon = shift;
 	my $pid = $pids->{$daemon};
 
-	warn "start_stop $daemon pids: ",dump( $pids );
+	warn "start_stop $daemon $pid pids: ",dump( $pids );
 
-	if ( $pid ) {
-		warn "kill 9 $pid";
-		kill 9, $pid;
-		delete $pids->{$daemon};
+	if ( $pid =~ m{^\d+$} ) {
+		my $pstree = `pstree -p $pid`;
+		my @pids = $pstree =~ m{\((\d+)\)}g;
+		warn "pstree $pstree pids ",dump( @pids );
+		kill 1, $_ foreach reverse @pids;
+		$pids->{$daemon} = 'stopped';
 		return qq|$daemon pid $pid stopped|;
 	} else {
 		if ( $pid = fork ) {
@@ -92,7 +111,9 @@
 			return qq|$daemon pid $pid started|;
 		} elsif ( defined $pid ) {
 			# child
-			my $eval = $daemon . '::start';
+			my $invoke = 'start';
+			$invoke = $1 if $daemon =~ s{/(.+)}{};
+			my $eval = $daemon . '::' . $invoke . '(' . ( @_ ? dump(@_) : '' ) . ')';
 			warn "eval $eval";
 			eval $eval;
 			warn "can't start $daemon: $@" if $@;
@@ -103,6 +124,9 @@
 	}
 }
 
+my $ok =       qq|HTTP/1.0 200 OK\r\nContent-Type: text/html\r\nConnection: close\r\n\r\n|;
+my $redirect = qq|HTTP/1.1 302 Found\r\nContent-type: text/html\r\nLocation: $url\r\n\r\n|;
+
 sub get_request {
 	my ( $client, $path, $param ) = @_;
 
@@ -116,22 +140,71 @@
 		my $kvm    = $pids->{kvm}    ? qq|stop <tt>$pids->{kvm}</tt>|		:
 					 $pids->{screen} ? qq|start|							: qq|start screen first|;
 
-		print $client $ok,
-		html::table( 2,
-			'pid',		html::tt( $$ ),
+		my @rows = (
 			'ip',		html::tt( $server::ip ),
 			'netmask',	html::tt( $server::netmask ),
+
 			'debug',	qq|<a href=/our/debug/| . boolean::toggle($debug) . qq|>$debug</a>|,
-			'screen',	qq|<a href=/screen>$screen</a>|,
-			'kvm',		qq|<a href=/kvm>$kvm</a>|,
 		);
 
+		my $debug_proc;
+
+		warn 'pids: ', dump( $pids ) if $debug;
+		foreach my $name ( keys %$pids ) {
+			my $pid = $pids->{$name} || next;
+
+			my $html = qq|<a href=/$name>$pid</a>|;
+
+			my $proc = "/proc/$pid/status";
+
+			if ( -e $proc ) {
+				if ( $debug ) {
+					$html .= qq| <a name=$pid href=#proc-$pid>?</a>|;
+
+					$debug_proc
+						.= qq|<a name=proc-$pid href=#$pid>$proc</a><pre style="font-size: 10%">|
+						.  read_file($proc)
+						.  qq|</pre>|
+						;
+				}
+
+				if ( $name->can('start_options') ) {
+					$html .= qq| <a href=/kvm/$_>$_</a>| foreach $name->start_options;
+				}
+			}
+
+			push @rows, ( $name => $html );
+		}
+
+		warn 'static_pids: ', dump( $static_pids ) if $debug;
+		foreach my $pid ( keys %$static_pids ) {
+			my $path = $static_pids->{$pid};
+			if ( -d "/proc/$pid" ) {
+				push @rows, ( $path => qq|<a href=/kill/static/$pid>$pid</a>| );
+			} else {
+				push @rows, ( $path => "$pid competed" );
+			}
+		}
+
+		print $client $ok
+			, html::table( 2, @rows )
+			, html::tabs( log::mac_changes )
+			, $debug_proc
+			;
+
 	} elsif ( $path =~ m{^/our/(\w+)/(\S+)} ) {
 		eval 'our $' . $1 . ' = ' . $2;
 		warn $@ if $@;
-		print $client qq|HTTP/1.1 302 Found\r\nLocation: $url\r\nContent-type: text/html\r\n\r\n<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|;
-	} elsif ( $path =~ m{^/(screen|kvm)} ) {
-		print $client $ok, start_stop($1);
+		print $client $redirect, qq|<big>$1 = $2</big><br>Location: <a href="$url">$url</a>|;
+		server::debug( $debug ) if $1 eq 'debug';
+	} elsif ( $path =~ m{^/((?:screen|kvm).*)} ) {
+		print $client $redirect, start_stop($1);
+	} elsif ( $path =~ m{^/kill/static/(\d+)} ) {
+		print $client $redirect;
+		kill 9, $1 && warn "killed $1";
+ 	} elsif ( $path eq '/exit' ) {
+#		DESTROY;
+		exit 0;
 	} elsif ( $path =~ m{/boot} ) {
 		print $client qq{$ok
 #!gpxe
@@ -147,6 +220,8 @@
 
 }
 
+use browser;
+
 sub start {
 
 	my $server = IO::Socket::INET->new(
@@ -158,7 +233,9 @@
 
 	print "url $url\n";
 
-	system "/mnt/llin/rest/cvs/uzbl/uzbl -u $url &";
+	start_stop 'browser', $url;
+	start_stop 'screen';
+	start_stop 'kvm';
 
 	while (my $client = $server->accept()) {
 		$client->autoflush(1);
@@ -188,7 +265,8 @@
 		print $client qq{
 		<div style="font-size: 80%; color: #888">
 		<a href="">reload</a>
-		<a href="/">index</a>
+		<a href=/>index</a>
+		<a href=/exit>exit</a>
 		</div>
 		} if $client->connected;