/usr/share/proton-0.14.0/examples/javascript/messenger/send.js is in libqpid-proton8-dev-examples 0.14.0-5.1ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 | #!/usr/bin/env node
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*/
// Check if the environment is Node.js and if not log an error and exit.
if (typeof process === 'object' && typeof require === 'function') {
// In this example we also set the global variable PROTON_TOTAL_MEMORY in order
// to increase the virtual heap available to the emscripten compiled C runtime.
// It is not really necessary to do this for this application as the default
// value of 16777216 is fine, it is simply done here to illustrate how to do it.
PROTON_TOTAL_MEMORY = 50000000;
var proton = require("qpid-proton-messenger");
var address = "amqp://0.0.0.0";
var subject = "UK.WEATHER";
var msgtext = "Hello World!";
var tracker = null;
var running = true;
var message = new proton.Message();
var messenger = new proton.Messenger();
// This is an asynchronous send, so we can't simply call messenger.put(message)
// at the end of the application as we would with a synchronous/blocking
// version, as the application would simply exit without actually sending.
// The following callback function (and messenger.setOutgoingWindow())
// gives us a means to wait until the consumer has received the message before
// exiting. The recv.js example explicitly accepts messages it receives.
var pumpData = function() {
var status = messenger.status(tracker);
if (status != proton.Status.PENDING) {
if (running) {
messenger.stop();
running = false;
}
}
if (messenger.isStopped()) {
message.free();
messenger.free();
}
};
var args = process.argv.slice(2);
if (args.length > 0) {
if (args[0] === '-h' || args[0] === '--help') {
console.log("Usage: node send.js [options] [message]");
console.log("Options:");
console.log(" -a <addr> The target address [amqp[s]://domain[/name]] (default " + address + ")");
console.log(" -s <subject> The message subject (default " + subject + ")");
console.log("message A text string to send.");
process.exit(0);
}
for (var i = 0; i < args.length; i++) {
var arg = args[i];
if (arg.charAt(0) === '-') {
i++;
var val = args[i];
if (arg === '-a') {
address = val;
} else if (arg === '-s') {
subject = val;
}
} else {
msgtext = arg;
}
}
}
console.log("Address: " + address);
console.log("Subject: " + subject);
console.log("Content: " + msgtext);
messenger.on('error', function(error) {console.log(error);});
messenger.on('work', pumpData);
messenger.setOutgoingWindow(1024); // So we can track status of send message.
messenger.start();
message.setAddress(address);
message.setSubject(subject);
message.body = msgtext;
tracker = messenger.put(message);
} else {
console.error("send.js should be run in Node.js");
}
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