Primus provides a common low level interface to communicate in real-time using various of real-time frameworks available for Node.js.
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Questions tagged [primus]
40 questions
1
vote
2 answers
Node.js http.createServer throws TypeError: listener must be a function
index.js:
var koa = require('koa')
, Primus = require('primus.io')
, http = require('http')
, app = koa()
, server = http.createServer(app);
var primus = new Primus(server, { transformer: 'websockets', parser: 'JSON'…
user3413838
- 310
- 4
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1
vote
0 answers
Node handling Primus socket disconnect during substream write
If I have a (synchronous) process writing to a substream on a socket which disconnects during code execution, what's the best way to keep it from throwing the exception?
(I'm listening to the socket's close/end/etc events to remove the block from…
user3915936
- 11
- 1
1
vote
1 answer
Primus.io intercepting data on the server
I am using Primus.io with primus-emit, on an Express 4 server.
I'm trying to find a way to hook into every message sent/received, including heartbeats, in order to track my active users, for another module of the application. (This is done using a…
naartjie
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- 1
- 9
- 18
1
vote
1 answer
Node.js primus websocket clustering
Trying most of the websocket engines I've concluded that best way is using Primus (a universal wrapper for real-time frameworks) so to be able to test any websocket framework that may come around without changing my functionality.
Even though that…
user3683370
- 25
- 3
1
vote
1 answer
How to authenticate with express and socket.io with TOKENS and not with COOKIES.
I'm building a realtime mobile app (native) and I'm interested in starting the app from a user login screen and then move on.
I figured I need Express + primus with socket.io (or sockjs) + passport.socketio + redis (not 100% sure I need redis yet)…
SudoPlz
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0
votes
2 answers
How do I only render the updated stat - websockets
right now the entire div re-renders, but I am searching for a way to only re-render the updated statistic
these are parts of what I have now
updatestats.js
document.querySelector("#submit").addEventListener("click", function (e) {
let country =…
Amber Waltens
- 15
- 5
0
votes
1 answer
Primus call to nodejs server, primus file not found
I've set up an API with nodejs express for a real-time chat application. For it to be real-time I am using primus but I'm currently stuck at trying to connect primus to my frontend.
I have a folder structure for the whole backend and then another…
ApacheHelikopter
- 11
- 2
0
votes
2 answers
How to get the value from a mongoose/mongodb document after using findOne()
I am making a poll app where on /createpoll you can fill in a new question and answer possibilities. On the index page you can vote on the poll. The live updates are done using Primus (websocket).
The live.js file I use works as a hub to pass data…
Annelies Bellon
- 47
- 6
0
votes
2 answers
appending image with websockets to pug file
I'm creating a small app with node.js and have stumbled upon a problem. I am trying to send an img to all users from my admin account. The problem is I can't seem to show my image through javascript appending to the div I made . Is it because I'm…
Chandrakant
- 45
- 7
0
votes
1 answer
How to get spark instance on using Primus middleware
I have setup a Primus websocket service as below.
http = require('http');
server = http.createServer();
Primus = require('primus');
primus = new Primus(server, {
transformer: 'websockets',
pathname: 'ws'
});
primus.on('connection', function…
Joey Yi Zhao
- 37,514
- 71
- 268
- 523
0
votes
1 answer
Got a PrimusError when setting primus server with feathersjs
I followed this link(https://docs.feathersjs.com/real-time/primus.html) to create a websocket server by feathersjs-primus. Below is the app.configure code I am using:
app.configure(primus({
transformer: 'websocket'
}, function(primus) {
// Do…
Joey Yi Zhao
- 37,514
- 71
- 268
- 523
0
votes
1 answer
How to use feathersjs-primus to setup websocket connection
I am trying to setup websocket by feathers js + primus following from this link: https://docs.feathersjs.com/real-time/primus.html.
But I don't know how to get spark instance from primus in server side. Below is my server code:
class…
Joey Yi Zhao
- 37,514
- 71
- 268
- 523
0
votes
1 answer
Real time chat app using Polymer and node
I have a node application using Polymer as front-end. The app runs behind an nginx reverse proxy, which deals with HTTPs etc using HTTP2. I am using cookie sessions with signed cookies.
I now need to add a "real time chat" to the app; I thought that…
Merc
- 16,277
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- 122
0
votes
2 answers
Has anyone used Primus with websockets behind aws Elastic Load Balancer?
I have a node.js application server running on port 80 and I recently added realtime messaging through Primus websockets transformer on port 9001.
It works well in single instance. I deployed the messaging to Beanstalk environment with the following…
Skanda
- 872
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- 21
0
votes
1 answer
Using Primus instead of socket-io with simplewebrtc
I want to use Primus instead of socket-io with simplewebrtc.
Can any one help me to convert the below code to use Primus?
https://github.com/andyet/SimpleWebRTC/blob/master/socketioconnection.js
pnreddy
- 1