class Minicron::Transport::Client

Public Class Methods

new(scheme, host, port, path) click to toggle source

Instantiate a new instance of the client

@param host [String] The host to be communicated with

Calls superclass method Minicron::Transport::FayeClient::new
# File lib/minicron/transport/client.rb, line 11
def initialize(scheme, host, port, path)
  @scheme = scheme
  @host = host
  @path = path == '/' ? '/faye' : "#{path}/faye"
  @port = port
  @seq = 1
  super(@scheme, @host, @port, @path)
end

Public Instance Methods

publish(channel, message) click to toggle source

Publishes a message on the given channel to the server

@param channel [String] @param message [String, Hash]

# File lib/minicron/transport/client.rb, line 75
def publish(channel, message)
  # Set up the data to send to faye
  data = { :channel => channel, :data => {
    :ts => Time.now.utc.strftime('%Y-%m-%d %H:%M:%S'),
    :message => message,
    :seq => @seq
  } }

  # Increment the sequence id
  @seq += 1

  request(:message => data.to_json)
end
send(options = {}) click to toggle source

Helper that wraps the publish function making it quicker to use

@option options [String] job_id @option options [Integer] execution_id @option options [String, Symbol] type status or output @option options [String, Hash]

# File lib/minicron/transport/client.rb, line 66
def send(options = {})
  # Publish the message to the correct channel
  publish("/job/#{options[:job_id]}/#{options[:execution_id]}/#{options[:type]}", options[:message])
end
setup(options = {}) click to toggle source

Used to set up a job on the server

@option options [String] job_hash @option options [String] user @option options [Integer] command @option options [String] fqdn @option options [String] hostname @return [Hash]

# File lib/minicron/transport/client.rb, line 28
def setup(options = {})
  # Send a request to set up the job
  publish("/job/#{options[:job_hash]}/status",
    :action => 'SETUP',
    :user => options[:user],
    :command => options[:command],
    :fqdn => options[:fqdn],
    :hostname => options[:hostname]
  )

  # Wait for the response..
  ensure_delivery

  # TODO: Handle errors here!
  # Get the job and execution id from the response
  begin
    ids = JSON.parse(@responses.first[:body]).first['channel'].split('/')[3]
  rescue Exception => e
    raise Exception, "Unable to parse JSON response of: '#{@responses.first[:body]}', reason: #{e.message}"
  end

  # Split them up
  ids = ids.split('-')

  # Return them as a hash
  {
    :job_id => ids[0],
    :execution_id => ids[1],
    :number => ids[2]
  }
end