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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
| 2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
| 3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
| 4 | 4 |
| 5 #library("chat_server"); | 5 #library("chat_server"); |
| 6 #import("dart:io"); | 6 #import("dart:io"); |
| 7 #import("dart:isolate"); | 7 #import("dart:isolate"); |
| 8 #import("dart:json"); | 8 #import("dart:json"); |
| 9 | 9 |
| 10 void startChatServer() { |
| 11 var server = new ChatServer(); |
| 12 server.init(); |
| 13 port.receive(server.dispatch); |
| 14 } |
| 15 |
| 10 class ChatServer extends IsolatedServer { | 16 class ChatServer extends IsolatedServer { |
| 11 } | 17 } |
| 12 | 18 |
| 13 class ServerMain { | 19 class ServerMain { |
| 14 ServerMain.start(IsolatedServer server, | 20 ServerMain.start(SendPort serverPort, |
| 15 String hostAddress, | 21 String hostAddress, |
| 16 int tcpPort, | 22 int tcpPort, |
| 17 [int listenBacklog = 5]) | 23 [int listenBacklog = 5]) |
| 18 : _statusPort = new ReceivePort(), | 24 : _statusPort = new ReceivePort(), |
| 19 _serverPort = null { | 25 _serverPort = serverPort { |
| 20 server.spawn().then((SendPort port) { | |
| 21 _serverPort = port; | |
| 22 _start(hostAddress, tcpPort, listenBacklog); | |
| 23 }); | |
| 24 // We can only guess this is the right URL. At least it gives a | 26 // We can only guess this is the right URL. At least it gives a |
| 25 // hint to the user. | 27 // hint to the user. |
| 26 print('Server starting http://${hostAddress}:${tcpPort}/'); | 28 print('Server starting http://${hostAddress}:${tcpPort}/'); |
| 29 _start(hostAddress, tcpPort, listenBacklog); |
| 27 } | 30 } |
| 28 | 31 |
| 29 void _start(String hostAddress, int tcpPort, int listenBacklog) { | 32 void _start(String hostAddress, int tcpPort, int listenBacklog) { |
| 30 // Handle status messages from the server. | 33 // Handle status messages from the server. |
| 31 _statusPort.receive((var message, SendPort replyTo) { | 34 _statusPort.receive((var message, SendPort replyTo) { |
| 32 String status = message.message; | 35 String status = message.message; |
| 33 print("Received status: $status"); | 36 print("Received status: $status"); |
| 34 }); | 37 }); |
| 35 | 38 |
| 36 // Send server start message to the server. | 39 // Send server start message to the server. |
| (...skipping 243 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 280 int get port() => _port; | 283 int get port() => _port; |
| 281 Dynamic get error() => _error; | 284 Dynamic get error() => _error; |
| 282 | 285 |
| 283 int _state; | 286 int _state; |
| 284 String _message; | 287 String _message; |
| 285 int _port; | 288 int _port; |
| 286 var _error; | 289 var _error; |
| 287 } | 290 } |
| 288 | 291 |
| 289 | 292 |
| 290 class IsolatedServer extends Isolate { | 293 class IsolatedServer { |
| 291 static final String redirectPageHtml = """ | 294 static final String redirectPageHtml = """ |
| 292 <html> | 295 <html> |
| 293 <head><title>Welcome to the dart server</title></head> | 296 <head><title>Welcome to the dart server</title></head> |
| 294 <body><h1>Redirecting to the front page...</h1></body> | 297 <body><h1>Redirecting to the front page...</h1></body> |
| 295 </html>"""; | 298 </html>"""; |
| 296 static final String notFoundPageHtml = """ | 299 static final String notFoundPageHtml = """ |
| 297 <html><head> | 300 <html><head> |
| 298 <title>404 Not Found</title> | 301 <title>404 Not Found</title> |
| 299 </head><body> | 302 </head><body> |
| 300 <h1>Not Found</h1> | 303 <h1>Not Found</h1> |
| (...skipping 212 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 513 | 516 |
| 514 } else { | 517 } else { |
| 515 _protocolError(request, response); | 518 _protocolError(request, response); |
| 516 } | 519 } |
| 517 } else { | 520 } else { |
| 518 _protocolError(request, response); | 521 _protocolError(request, response); |
| 519 } | 522 } |
| 520 }; | 523 }; |
| 521 } | 524 } |
| 522 | 525 |
| 523 void main() { | 526 void init() { |
| 524 _logRequests = false; | 527 _logRequests = false; |
| 525 _topic = new Topic(); | 528 _topic = new Topic(); |
| 526 _serverStart = new Date.now(); | 529 _serverStart = new Date.now(); |
| 527 _messageCount = 0; | 530 _messageCount = 0; |
| 528 _messageRate = new Rate(); | 531 _messageRate = new Rate(); |
| 529 | 532 |
| 530 // Start a timer for cleanup events. | 533 // Start a timer for cleanup events. |
| 531 _cleanupTimer = | 534 _cleanupTimer = |
| 532 new Timer.repeating(10000, (timer) => _topic._handleTimer(timer)); | 535 new Timer.repeating(10000, (timer) => _topic._handleTimer(timer)); |
| 536 } |
| 533 | 537 |
| 534 // Start timer for periodic logging. | 538 // Start timer for periodic logging. |
| 535 void _handleLogging(Timer timer) { | 539 void _handleLogging(Timer timer) { |
| 536 if (_logging) { | 540 if (_logging) { |
| 537 print("${_messageRate.rate} messages/s " | 541 print("${_messageRate.rate} messages/s " |
| 538 "(total $_messageCount messages)"); | 542 "(total $_messageCount messages)"); |
| 543 } |
| 544 } |
| 545 |
| 546 void dispatch(message, replyTo) { |
| 547 if (message.isStart) { |
| 548 _host = message.host; |
| 549 _port = message.port; |
| 550 _logging = message.logging; |
| 551 replyTo.send(new ChatServerStatus.starting(), null); |
| 552 _server = new HttpServer(); |
| 553 _server.defaultRequestHandler = _notFoundHandler; |
| 554 _server.addRequestHandler( |
| 555 (request) => request.path == "/", |
| 556 (HttpRequest request, HttpResponse response) => |
| 557 redirectPageHandler( |
| 558 request, response, "dart_client/index.html")); |
| 559 _server.addRequestHandler( |
| 560 (request) => request.path == "/js_client/index.html", |
| 561 (HttpRequest request, HttpResponse response) => |
| 562 fileHandler(request, response)); |
| 563 _server.addRequestHandler( |
| 564 (request) => request.path == "/js_client/code.js", |
| 565 (HttpRequest request, HttpResponse response) => |
| 566 fileHandler(request, response)); |
| 567 _server.addRequestHandler( |
| 568 (request) => request.path == "/dart_client/index.html", |
| 569 (HttpRequest request, HttpResponse response) => |
| 570 fileHandler(request, response)); |
| 571 _server.addRequestHandler( |
| 572 (request) => request.path == "/out.js", |
| 573 (HttpRequest request, HttpResponse response) => |
| 574 fileHandler(request, response)); |
| 575 _server.addRequestHandler( |
| 576 (request) => request.path == "/favicon.ico", |
| 577 (HttpRequest request, HttpResponse response) => |
| 578 fileHandler(request, response, "static/favicon.ico")); |
| 579 |
| 580 _server.addRequestHandler( |
| 581 (request) => request.path == "/join", _joinHandler); |
| 582 _server.addRequestHandler( |
| 583 (request) => request.path == "/leave", _leaveHandler); |
| 584 _server.addRequestHandler( |
| 585 (request) => request.path == "/message", _messageHandler); |
| 586 _server.addRequestHandler( |
| 587 (request) => request.path == "/receive", _receiveHandler); |
| 588 try { |
| 589 _server.listen(_host, _port, backlog: message.backlog); |
| 590 replyTo.send(new ChatServerStatus.started(_server.port), null); |
| 591 _loggingTimer = new Timer.repeating(1000, _handleLogging); |
| 592 } catch (var e) { |
| 593 replyTo.send(new ChatServerStatus.error(e.toString()), null); |
| 539 } | 594 } |
| 595 } else if (message.isStop) { |
| 596 replyTo.send(new ChatServerStatus.stopping(), null); |
| 597 stop(); |
| 598 replyTo.send(new ChatServerStatus.stopped(), null); |
| 540 } | 599 } |
| 541 | |
| 542 this.port.receive((var message, SendPort replyTo) { | |
| 543 if (message.isStart) { | |
| 544 _host = message.host; | |
| 545 _port = message.port; | |
| 546 _logging = message.logging; | |
| 547 replyTo.send(new ChatServerStatus.starting(), null); | |
| 548 _server = new HttpServer(); | |
| 549 _server.defaultRequestHandler = _notFoundHandler; | |
| 550 _server.addRequestHandler( | |
| 551 (request) => request.path == "/", | |
| 552 (HttpRequest request, HttpResponse response) => | |
| 553 redirectPageHandler( | |
| 554 request, response, "dart_client/index.html")); | |
| 555 _server.addRequestHandler( | |
| 556 (request) => request.path == "/js_client/index.html", | |
| 557 (HttpRequest request, HttpResponse response) => | |
| 558 fileHandler(request, response)); | |
| 559 _server.addRequestHandler( | |
| 560 (request) => request.path == "/js_client/code.js", | |
| 561 (HttpRequest request, HttpResponse response) => | |
| 562 fileHandler(request, response)); | |
| 563 _server.addRequestHandler( | |
| 564 (request) => request.path == "/dart_client/index.html", | |
| 565 (HttpRequest request, HttpResponse response) => | |
| 566 fileHandler(request, response)); | |
| 567 _server.addRequestHandler( | |
| 568 (request) => request.path == "/out.js", | |
| 569 (HttpRequest request, HttpResponse response) => | |
| 570 fileHandler(request, response)); | |
| 571 _server.addRequestHandler( | |
| 572 (request) => request.path == "/favicon.ico", | |
| 573 (HttpRequest request, HttpResponse response) => | |
| 574 fileHandler(request, response, "static/favicon.ico")); | |
| 575 | |
| 576 _server.addRequestHandler( | |
| 577 (request) => request.path == "/join", _joinHandler); | |
| 578 _server.addRequestHandler( | |
| 579 (request) => request.path == "/leave", _leaveHandler); | |
| 580 _server.addRequestHandler( | |
| 581 (request) => request.path == "/message", _messageHandler); | |
| 582 _server.addRequestHandler( | |
| 583 (request) => request.path == "/receive", _receiveHandler); | |
| 584 try { | |
| 585 _server.listen(_host, _port, backlog: message.backlog); | |
| 586 replyTo.send(new ChatServerStatus.started(_server.port), null); | |
| 587 _loggingTimer = new Timer.repeating(1000, _handleLogging); | |
| 588 } catch (var e) { | |
| 589 replyTo.send(new ChatServerStatus.error(e.toString()), null); | |
| 590 } | |
| 591 } else if (message.isStop) { | |
| 592 replyTo.send(new ChatServerStatus.stopping(), null); | |
| 593 stop(); | |
| 594 replyTo.send(new ChatServerStatus.stopped(), null); | |
| 595 } | |
| 596 }); | |
| 597 } | 600 } |
| 598 | 601 |
| 599 stop() { | 602 stop() { |
| 600 _server.close(); | 603 _server.close(); |
| 601 _cleanupTimer.cancel(); | 604 _cleanupTimer.cancel(); |
| 602 this.port.close(); | 605 port.close(); |
| 603 } | 606 } |
| 604 | 607 |
| 605 String _host; | 608 String _host; |
| 606 int _port; | 609 int _port; |
| 607 HttpServer _server; // HTTP server instance. | 610 HttpServer _server; // HTTP server instance. |
| 608 bool _logRequests; | 611 bool _logRequests; |
| 609 | 612 |
| 610 Topic _topic; | 613 Topic _topic; |
| 611 Timer _cleanupTimer; | 614 Timer _cleanupTimer; |
| 612 Timer _loggingTimer; | 615 Timer _loggingTimer; |
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| 679 } | 682 } |
| 680 } | 683 } |
| 681 | 684 |
| 682 int _timeRange; | 685 int _timeRange; |
| 683 List<int> _buckets; | 686 List<int> _buckets; |
| 684 int _currentBucket; | 687 int _currentBucket; |
| 685 int _currentBucketTime; | 688 int _currentBucketTime; |
| 686 num _bucketTimeRange; | 689 num _bucketTimeRange; |
| 687 int _sum; | 690 int _sum; |
| 688 } | 691 } |
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Chromium Code Reviews
Issue 10837070:
Remove old isolate API and update all code in the repository to use (Closed)
Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart