Class: Opener::CallbackHandler::Strategies::AmazonSqs

Inherits:
Object
  • Object
show all
Defined in:
lib/opener/callback_handler/strategies/amazon_sqs.rb

Overview

Strategy for submitting data to an Amazon SQS queue. This strategy expects URIs in the following format:

sqs://<name>

Here <name> is the name of the queue to use.

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ AmazonSqs

Returns a new instance of AmazonSqs.



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# File 'lib/opener/callback_handler/strategies/amazon_sqs.rb', line 26

def initialize
  @sqs = Aws::SQS::Client.new
end

Instance Attribute Details

#sqs ⇒ Aws::SQS::Client (readonly)

Returns:

  • (Aws::SQS::Client) 


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# File 'lib/opener/callback_handler/strategies/amazon_sqs.rb', line 15

class AmazonSqs
  attr_reader :sqs

  ##
  # @param [String] url
  # @return [TrueClass|FalseClass]
  #
  def self.pass_validation?(url)
    return !!(url =~ /^sqs:\/\/.+/)
  end

  def initialize
    @sqs = Aws::SQS::Client.new
  end

  # @param [String] uri The queue URI
  # @param [Hash] params The message to submit.
  def process(uri, params = {})
    queue_url = queue_url_for_uri(uri)

    sqs.send_message(
      :queue_url    => queue_url,
      :message_body => JSON.dump(params)
    )
  end

  # @param [String] uri
  # @return [String]
  def queue_url_for_uri(uri)
    parsed = Addressable::URI.parse(uri)

    return queue_url_for_name(parsed.host)
  end

  # @param [String] name
  # @return [String]
  def queue_url_for_name(name)
    sqs.get_queue_url(:queue_name => name).queue_url
  end
end

Class Method Details

.pass_validation?(url) ⇒ TrueClass|FalseClass

Parameters:

  • url (String)

Returns:

  • (TrueClass|FalseClass) 


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# File 'lib/opener/callback_handler/strategies/amazon_sqs.rb', line 22

def self.pass_validation?(url)
  return !!(url =~ /^sqs:\/\/.+/)
end

Instance Method Details

#process(uri, params = {}) ⇒ Object

Parameters:

  • uri (String) —

    The queue URI

  • params (Hash) (defaults to: {}) —

    The message to submit.



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# File 'lib/opener/callback_handler/strategies/amazon_sqs.rb', line 32

def process(uri, params = {})
  queue_url = queue_url_for_uri(uri)

  sqs.send_message(
    :queue_url    => queue_url,
    :message_body => JSON.dump(params)
  )
end

#queue_url_for_name(name) ⇒ String

Parameters:

  • name (String)

Returns:

  • (String) 


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# File 'lib/opener/callback_handler/strategies/amazon_sqs.rb', line 51

def queue_url_for_name(name)
  sqs.get_queue_url(:queue_name => name).queue_url
end

#queue_url_for_uri(uri) ⇒ String

Parameters:

  • uri (String)

Returns:

  • (String) 


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# File 'lib/opener/callback_handler/strategies/amazon_sqs.rb', line 43

def queue_url_for_uri(uri)
  parsed = Addressable::URI.parse(uri)

  return queue_url_for_name(parsed.host)
end