msgflo/src/msgflo.coffee

Polyglot FBP runtime based on message queues

runtime = require './runtime'
common = require './common'

## Main
program = require 'commander'

collectArray = (val, list) ->
  list.push val
  return list

main = () ->
  # Include default into description, so it shows in --help
  originalOption = program.option
  program.option = (flags, desc, type, def) ->
    desc += ". Default: #{JSON.stringify(def)}" if def.toString()
    originalOption.call this, flags, desc, type, def
    return program

  program
    .option('--host <hostname>', 'Host', String, 'localhost')
    .option('--port <port>', 'Port', Number, 3569)
    .option('--broker <uri>', 'Broker address', String, '')
    .option('--ide <uri>', 'FBP IDE address', String, 'http://app.flowhub.io')
    .option('--library <FILE.json>', 'Library configuration file', String, 'package.json')
    .option('--componentdir <dirname>', 'Library directory', String, '')
    .option('--graph <file.json>', 'Initial graph to load', String, '')
    .option('--ignore [process]', "Don't set up these processes", collectArray, [])
    .option('--forward <stderr,stdout>', "Forward these streams from child", String, 'stderr,stdout')
    .option('--auto-save [true|false]', "Autosave changes to graph", Boolean, false)
    .option('--wait-timeout <seconds>', "How long to wait for participants", Number, 45)
    .option('--runtime-id <UUID>', 'Unique identifier for this runtime instance', String, '')
    .option('--ping-url <URL>', 'An URL that will be pinged periodically',
            String, 'https://api.flowhub.io/runtimes/$RUNTIME_ID')
    .option('--ping-method <GET|POST>', 'HTTP method to hit ping URL with', String, 'POST')
    .option('--ping-interval <seconds>', 'How often to hit the ping URL, 0=never', Number, 0)

  program = program.parse(process.argv)

  options = common.normalizeOptions program
  r = new runtime.Runtime options
  r.start (err, address, liveUrl) ->
    throw err if err
    console.log "msgflo started on #{address}"
    console.log 'Open in Flowhub: ' + liveUrl

exports.main = main
exports.transport = require('msgflo-nodejs').transport
exports.participant = require('msgflo-nodejs').participant
exports.foreignParticipant = require './foreign-participant'

exports.coordinator = require './coordinator'
exports.runtime = require './runtime'
exports.common = require './common'
exports.setup = require './setup'
exports.library = require './library'
exports.procfile = require './procfile'
exports.utils =
  spy: require './utils/spy'