netmsg

Simple message transfer over network between Node.js, with Buffer and file support

Installation:

npm install --save netmsg

Usage example:

 
const Netmsg = require('netmsg');
 
let server = new Netmsg().listen({ host: '0.0.0.0', port: 1974 });
 
server.on('message', function (event) {
    console.log(event.message); // --> { "note": "this message has a file attached to it" }
    console.log(event.files); // --> { "file1": { "name": "calc.exe", "path": "C:\Windows\Temp\1-4345fdgk20asdnvbc.tmp" } }
 
    this.sendMessage({
        'some_data': 'that I have to send'
        , 'my_buffer': new Buffer([0x23, 0x73, 0xa0, 0xbf])
    });
});
 
 
let client = new Netmsg().connect({ host: '10.0.0.27', port: 1974 });
client.on('connect', function () {
    client.sendMessage({
        'note': 'this message has a file attached to it'
    }, {
        'file1': {
            'name': 'calc.exe'
            , 'path': 'C:\\Windows\\Temp\\1-4345fdgk20asdnvbc.tmp'
        }
    })
});
client.on('message', function (event) {
    console.log(event.message); // --> { "some_data": "that I have to send", "my_buffer": <Buffer 23 73 a0 bf> }
});
 

API

• The constructor takes no arguments.
• Call sendMessage(message, files) to send a message
• Call sendMessageTo(socket, message, files) to send a message to a specific peer
• Call listen(options) to start a server
• Call connect(options) to connect to a server
• Call stopListeningOnSocket(socket) to remove a specific socket from this instance
• Call stopServer(callback) to stop the listening server
• Call disconnectClient() to disconnect from the remote server, after calling connect
• Call disconnectAll() to disconnect all sockets, including server sockets and the client socket.
• Events that are emitted are: 'connect', 'disconnect', 'message', 'error'

Contributing

If you have anything to contribute, or functionality that you lack - you are more than welcome to participate in this! If anyone wishes to contribute unit tests - that also would be great :-)

Me

• Hi! I am Daniel Cohen Gindi. Or in short- Daniel.
• [e-mail] is my email address.
• That's all you need to know.

Help

If you want to buy me a beer, you are very welcome to Thanks :-)

License

All the code here is under MIT license. Which means you could do virtually anything with the code. I will appreciate it very much if you keep an attribution where appropriate.

The MIT License (MIT)

Copyright (c) 2013 Daniel Cohen Gindi ([e-mail])

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.