Update multi_server.dart

This commit is contained in:
Tobe O 2016-12-25 19:33:16 -05:00 committed by GitHub
parent b7f56abf93
commit 55672d1fe9

View file

@ -3,7 +3,18 @@ import 'dart:io';
import 'package:angel_multiserver/angel_multiserver.dart';
final Uri cluster = Platform.script.resolve('cluster.dart');
final errorPage = GZIP.encode(UTF8.encode('''
final error502 = GZIP.encode(UTF8.encode('''
<!DOCTYPE html>
<html>
<head>
<title>502 Bad Gateway</title>
</head>
<body>
<h1>502 Bad Gateway</h1>
</body>
</html>
'''));
final error503 = GZIP.encode(UTF8.encode('''
<!DOCTYPE html>
<html>
<head>
@ -25,13 +36,25 @@ main() async {
// Auto-spawn a new instance on crash
loadBalancer.spawnIsolates(cluster);
})
..onErrored.listen((socket) async {
try {
socket
..writeln('HTTP/1.1 502 Bad Gateway')
..writeln(HttpDate.format(new DateTime.now()))
..writeln('Content-Encoding: gzip')
..writeln()
..add(error502)
..writeln();
await socket.close();
} catch(_) {}
})
..onUnavailable.listen((socket) async {
socket
..writeln('HTTP/1.1 503 Service Unavailable')
..writeln(HttpDate.format(new DateTime.now()))
..writeln('Content-Encoding: gzip')
..writeln()
..add(errorPage)
..add(error503)
..writeln();
await socket.close();
});
@ -39,4 +62,4 @@ main() async {
var server = await loadBalancer.startServer();
print(
'Load balancer listening at http://${server.address.address}:${server.port}');
}
}