Class: HQ::AWS::CheckSqsQueue::Script

Inherits:
Tools::CheckScript
  • Object
show all
Includes:
Tools::Escape
Defined in:
lib/hq/aws/check-sqs-queue/script.rb

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Script

Returns a new instance of Script.



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# File 'lib/hq/aws/check-sqs-queue/script.rb', line 18

def initialize
	super
	@name = "SQS queue"
end

Instance Method Details

#perform_checks ⇒ Object 



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# File 'lib/hq/aws/check-sqs-queue/script.rb', line 82

def perform_checks

	queue =
		@sqs.queues.named @opts[:queue_name]

	message_count = [
		queue.approximate_number_of_messages,
		queue.approximate_number_of_messages_delayed,
		queue.approximate_number_of_messages_not_visible,
	].inject(:+)

	if message_count >= @opts[:critical]

		critical "%s messages (critical is %s)" % [
			message_count,
			@opts[:critical],
		]

	elsif message_count >= @opts[:warning]

		warning "%s messages (warning is %s)" % [
			message_count,
			@opts[:warning],
		]

	else

		message "%s messages" % [
			message_count,
		]

	end

end

#prepare ⇒ Object 



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# File 'lib/hq/aws/check-sqs-queue/script.rb', line 52

def prepare

	config_doc =
		XML::Document.file \
			@opts[:config]

	@config =
		config_doc.root

	@account =
		@config.find_first "
			aws-account [
				@name = #{esc_xp @opts[:account]}
			]
		"

	raise "No such account" \
		unless @account

	@sqs =
		::AWS::SQS.new \
			:access_key_id =>
				@account.attributes["access-key-id"],
			:secret_access_key =>
				@account.attributes["secret-access-key"],
			:http_open_timeout => 10,
			:http_read_timeout => 10

end

#process_args ⇒ Object 



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# File 'lib/hq/aws/check-sqs-queue/script.rb', line 23

def process_args

	@opts, @args =
		Tools::Getopt.process @args, [

			{ :name => :warning,
				:required => true,
				:convert => :to_i },

			{ :name => :critical,
				:required => true,
				:convert => :to_i },

			{ :name => :config,
				:required => true },

			{ :name => :account,
				:required => true },

			{ :name => :queue_name,
				:required => true },

		]

	@args.empty? \
		or raise "Extra args on command line"

end