worksmith_rascal

worksmith_rascal

Rascal activities for worksmith

This package contains the following activities/tasks:

name	description
publish	Publishes a message a rascal publication
receiveOne	Receives a message from a rascal publication

publish activity

Publish as message to a rascal publication

params

name	type	description
broker	Rascal Broker	Will look in context.broker if not specified
publication	Publication id	Where to send the message
payload	The payload to publish
routingKey	Routing key to use when publishing the message. Will override the routing key defined in the publication
options	Other publication options (see rascal documentation)

example

var worksmith = require('worksmith')
worksmith.use('rascal', require('worksmith_rascal'))
var workflow = worksmith({task:"sequence", items : [{
    task:'rascal/publish',
    broker: '@broker',
    publication: 'p1',
    payload: 'test message',
    resultTo: 'messageId'
}])

receiveOne activity

Receives exactly one message from a subscription within a given timeout. Causes an error if no message could be received.

When a message is received the result is { message: rabbitMsg, content: parsed<message.content> }

params

name	type	description
broker	Rascal Broker	Will look in context.broker if not specified
subscription	Subscription id	Rascal subscription name to receive from
timeOut	milliseconds	amount of time to wait for a message
options	Other subscription options (see rascal documentation)

example

var worksmith = require('worksmith')
worksmith.use('rascal', require('worksmith_rascal'))
var workflow = worksmith({task:"sequence", items : [{
    task:'rascal/receiveOne',
    broker: '@broker',
    subscription: 's1',
    resultTo: 'message'
}])

Running tests

You need an rabbitmq server running on localhost:5672 for the tests to pass. If you have docker and docker-compose installed simply run docker-compose up in the route of this project.