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| 1 // Copyright (c) 2015, the Dartino project authors. Please see the AUTHORS file | |
| 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.md file. | |
| 4 | |
| 5 library fletchc.client_commands; | |
| 6 | |
| 7 import 'dart:io' show | |
| 8 Socket; | |
| 9 | |
| 10 import 'dart:async' show | |
| 11 StreamSubscription; | |
| 12 | |
| 13 import 'dart:typed_data' show | |
| 14 Uint8List; | |
| 15 | |
| 16 import 'dart:convert' show | |
| 17 UTF8; | |
| 18 | |
| 19 import '../console_print.dart' show | |
| 20 printToConsole; | |
| 21 | |
| 22 import '../please_report_crash.dart' show | |
| 23 stringifyError; | |
| 24 | |
| 25 enum ClientCommandCode { | |
| 26 // Note: if you modify this enum, please modify src/tools/driver/connection.h | |
| 27 // as well. | |
| 28 | |
| 29 /// Data on stdin. | |
| 30 Stdin, | |
| 31 | |
| 32 /// Data on stdout. | |
| 33 Stdout, | |
| 34 | |
| 35 /// Data on stderr. | |
| 36 Stderr, | |
| 37 | |
| 38 /// Command-line arguments. | |
| 39 Arguments, | |
| 40 | |
| 41 /// Unix process signal received. | |
| 42 Signal, | |
| 43 | |
| 44 /// Set process exit code. | |
| 45 ExitCode, | |
| 46 | |
| 47 /// Tell the receiver that commands will be processed immediatly. | |
| 48 EventLoopStarted, | |
| 49 | |
| 50 /// Tell receiver to close the port this was sent to. | |
| 51 ClosePort, | |
| 52 | |
| 53 /// A SendPort that the receiver can use to communicate with the sender. | |
| 54 SendPort, | |
| 55 | |
| 56 /// The the receiver to perform a task. | |
| 57 PerformTask, | |
| 58 | |
| 59 /// Error in connection. | |
| 60 ClientConnectionError, | |
| 61 | |
| 62 /// Connection closed. | |
| 63 ClientConnectionClosed, | |
| 64 } | |
| 65 | |
| 66 class ClientCommand { | |
| 67 final ClientCommandCode code; | |
| 68 final data; | |
| 69 | |
| 70 ClientCommand(this.code, this.data); | |
| 71 | |
| 72 String toString() => 'ClientCommand($code, $data)'; | |
| 73 } | |
| 74 | |
| 75 abstract class CommandSender { | |
| 76 void sendExitCode(int exitCode); | |
| 77 | |
| 78 void sendStdout(String data) { | |
| 79 sendStdoutBytes(new Uint8List.fromList(UTF8.encode(data))); | |
| 80 } | |
| 81 | |
| 82 void sendStdoutBytes(List<int> data) { | |
| 83 sendDataCommand(ClientCommandCode.Stdout, data); | |
| 84 } | |
| 85 | |
| 86 void sendStderr(String data) { | |
| 87 sendStderrBytes(new Uint8List.fromList(UTF8.encode(data))); | |
| 88 } | |
| 89 | |
| 90 void sendStderrBytes(List<int> data) { | |
| 91 sendDataCommand(ClientCommandCode.Stderr, data); | |
| 92 } | |
| 93 | |
| 94 void sendDataCommand(ClientCommandCode code, List<int> data); | |
| 95 | |
| 96 void sendClose(); | |
| 97 | |
| 98 void sendEventLoopStarted(); | |
| 99 } | |
| 100 | |
| 101 Function makeErrorHandler(String info) { | |
| 102 return (error, StackTrace stackTrace) { | |
| 103 printToConsole("Error on $info: ${stringifyError(error, stackTrace)}"); | |
| 104 }; | |
| 105 } | |
| 106 | |
| 107 Socket handleSocketErrors(Socket socket, String name, {void log(String info)}) { | |
| 108 String host = "?"; | |
| 109 String remotePort = "?"; | |
| 110 try { | |
| 111 host = "${socket.remoteAddress.host}"; | |
| 112 remotePort = "${socket.remotePort}"; | |
| 113 } catch (_) { | |
| 114 // Ignored, socket.remotePort may fail if the socket was closed on the | |
| 115 // other side. | |
| 116 } | |
| 117 String info = "$name ${socket.port} -> $host:$remotePort"; | |
| 118 if (log != null) { | |
| 119 log(info); | |
| 120 } | |
| 121 socket.done.catchError(makeErrorHandler(info)); | |
| 122 return socket; | |
| 123 } | |
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Chromium Code Reviews
Issue 1659163007:
Rename fletch -> dartino (Closed)
Base URL: https://github.com/dartino/sdk.git@master