Class: DispatchRider::QueueServices::AwsSqs
- Inherits:
-
Base
- Object
- Base
- DispatchRider::QueueServices::AwsSqs
show all
- Defined in:
- lib/dispatch-rider/queue_services/aws_sqs.rb,
lib/dispatch-rider/queue_services/aws_sqs/sqs_received_message.rb,
lib/dispatch-rider/queue_services/aws_sqs/message_body_extractor.rb
Defined Under Namespace
Classes: AbortExecution, MessageBodyExtractor, SqsReceivedMessage, VisibilityTimeoutExceeded
Instance Attribute Summary
Attributes inherited from Base
#queue
Instance Method Summary
collapse
Methods inherited from Base
#empty?, #head, #initialize, #push, #raw_head, #received_message_for
Instance Method Details
#assign_storage(attrs) ⇒ Object
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# File 'lib/dispatch-rider/queue_services/aws_sqs.rb', line 12
def assign_storage(attrs)
begin
sqs = AWS::SQS.new(logger: nil, region: attrs[:region])
if attrs[:name]
sqs.queues.named(attrs[:name])
elsif attrs[:url]
sqs.queues[attrs[:url]]
else
raise RecordInvalid.new(self, ["Either name or url have to be specified"])
end
rescue NameError
raise AdapterNotFoundError.new(self.class.name, 'aws-sdk')
end
end
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#construct_message_from(item) ⇒ Object
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# File 'lib/dispatch-rider/queue_services/aws_sqs.rb', line 49
def construct_message_from(item)
deserialize(MessageBodyExtractor.new(item).)
end
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#delete(item) ⇒ Object
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# File 'lib/dispatch-rider/queue_services/aws_sqs.rb', line 53
def delete(item)
item.delete
end
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#insert(item) ⇒ Object
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# File 'lib/dispatch-rider/queue_services/aws_sqs.rb', line 45
def insert(item)
queue.send_message(item)
end
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#pop ⇒ Object
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# File 'lib/dispatch-rider/queue_services/aws_sqs.rb', line 27
def pop
raw_item = queue.receive_message
if raw_item.present?
obj = SqsReceivedMessage.new(construct_message_from(raw_item), raw_item, queue)
visibility_timeout_shield(obj) do
raise AbortExecution, "false received from handler" unless yield(obj)
obj
end
with_retries(max_tries: 3) do
raw_item.delete
end
end
rescue AbortExecution
end
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#size ⇒ Object
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# File 'lib/dispatch-rider/queue_services/aws_sqs.rb', line 57
def size
queue.approximate_number_of_messages
end
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