From latin, pulsatio means heartbeat / beating / pulse

Simple heartbeat server and client to manage overall agents and discovery, supports automatic replication and it can also be used with your existing express instance

quick-start

• install

npm i pulsat.io

• server

const Pulsatio = require('pulsat.io');
const ps = new Pulsatio({ mode: 'server' });

• client

const Pulsatio = require('pulsat.io');
const pc = new Pulsatio();

middlewares

• on connection (server)

new Pulsatio({
    mode: 'server',
    on: {
        connection: (node, next) => {
            console.log('new connection')
            node.a = 'b'
            next()
        }
    }
});

listeners

• on connection (client)

new Pulsatio({
    on: {
        connection: (data) => {
            console.log(data)
        }
    }
})

options

• server

| Option | Type | Required | Default | | ------------- | ------------- | ------------- | ------------- | | port | integer | Optional | 4200 | | express | express instance | Optional | express new instance | | interval_timeout | float | Optional | 1.1 | | vpn | boolean | Optional | false | | replication | string | Optional | null | | replication_prefix | string | Optional | '' |

• client

| Option | Type | Required | Default | | ------------- | ------------- | ------------- | ------------- | | url | string | Optional | 'http://localhost:4200' | | id | string | Optional | generated uuid | | interval | integer | Optional | 30000 |

endpoints

| Endpoint | Type | | ------------- | ------------- | | /nodes/:id | GET, POST, PUT, DELETE | | /nodes | GET, POST | | /nodes/online | GET |

other clients

• browser client