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Added multiserve support

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This commit is contained in:
thosakwe 2016-12-24 13:17:32 -05:00
parent c1e50126c9
commit ccb3cc9ed2
3 changed files with 52 additions and 0 deletions
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9
.vscode/launch.json vendored
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@ -9,6 +9,15 @@
"debugSettings": "${command.debugSettings}", "debugSettings": "${command.debugSettings}",
"program": "${workspaceRoot}/bin/server.dart", "program": "${workspaceRoot}/bin/server.dart",
"args": [] "args": []
},
{
"name": "Start Multiserver",
"type": "dart-cli",
"request": "launch",
"cwd": "${workspaceRoot}",
"debugSettings": "${command.debugSettings}",
"program": "${workspaceRoot}/bin/multi_server.dart",
"args": []
} }
] ]
} }

42
bin/multi_server.dart Normal file
View file

@ -0,0 +1,42 @@
import 'dart:convert';
import 'dart:io';
import 'package:angel_multiserver/angel_multiserver.dart';
final Uri cluster = Platform.script.resolve('cluster.dart');
final errorPage = GZIP.encode(UTF8.encode('''
<!DOCTYPE html>
<html>
<head>
<title>503 Service Unavailable</title>
</head>
<body>
<h1>503 Service Unavailable</h1>
<i>There is no server available to service your request.</i>
</body>
</html>
'''));
main() async {
var loadBalancer = new LoadBalancer();
await loadBalancer.spawnIsolates(cluster, count: 3);
loadBalancer
..onCrash.listen((_) {
// Auto-spawn a new instance on crash
loadBalancer.spawnIsolates(cluster);
})
..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)
..writeln();
await socket.close();
});
var server = await loadBalancer.startServer();
print(
'Load balancer listening at http://${server.address.address}:${server.port}');
}

1
pubspec.yaml
View file

@ -7,6 +7,7 @@ homepage: https://github.com/angel-dart/angel
dependencies: dependencies:
angel_common: ^1.0.0-alpha angel_common: ^1.0.0-alpha
angel_configuration: ^1.0.0 angel_configuration: ^1.0.0
angel_multiserver: ^1.0.0-dev
mailer: ^1.1.0+4 mailer: ^1.1.0+4
validate: ^1.5.2 validate: ^1.5.2
dev_dependencies: dev_dependencies: