Module: Candygram::Utility

Included in:
Dispatch
Defined in:
lib/candygram/utility.rb

Overview

Various methods that may be useful to both delivery and dispatch.

Instance Method Summary collapse

Instance Method Details

#local_ip ⇒ Object

Returns the IP address of this machine relative to the MongoDB server. From: coderrr.wordpress.com/2008/05/28/get-your-local-ip-address/



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# File 'lib/candygram/utility.rb', line 10

def local_ip
  @local_ip or begin
    orig, Socket.do_not_reverse_lookup = Socket.do_not_reverse_lookup, true  # turn off reverse DNS resolution temporarily

    @local_ip = UDPSocket.open do |s|
      s.connect Candygram.connection.host, 1
      s.addr.last
    end
  ensure
    Socket.do_not_reverse_lookup = orig
  end
end

#set_status(del, state) ⇒ Object

Pushes a new status message onto the job. Includes an identifier for this process and a timestamp.



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# File 'lib/candygram/utility.rb', line 31

def set_status(del, state)
  Candygram.queue.update({'_id' => del['_id']}, {'$push' => {'status' => status_hash(state)}})
end

#update_succeeded?(result) ⇒ Boolean

Parses Mongo’s somewhat inscrutable results from Collection.update when :safe => true and returns whether or not the value was updated. The basic output looks like this:

[“updatedExisting”=>false, “n”=>0, “ok”=>1.0], 1, 0

Returns:

  • (Boolean) 


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# File 'lib/candygram/utility.rb', line 26

def update_succeeded?(result)
  result[0][0]["updatedExisting"]
end