53 lines
1.8 KiB
Ruby
53 lines
1.8 KiB
Ruby
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# Copyright 2015 Google Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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require 'googleauth'
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require 'google/apis/pubsub_v1beta2'
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Pubsub = Google::Apis::PubsubV1beta2
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pubsub = Pubsub::PubsubService.new
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pubsub.authorization = Google::Auth.get_application_default([Pubsub::AUTH_PUBSUB])
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project = ARGV[0] || 'YOUR_PROJECT_NAME'
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topic = "projects/#{project}/topics/foo"
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subscription = "projects/#{project}/subscriptions/bar"
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# Create topic & subscription
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pubsub.create_topic(topic)
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pubsub.create_subscription(subscription, Pubsub::Subscription.new(topic: topic))
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# Publish messages
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request = Pubsub::PublishRequest.new(messages: [])
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request.messages << Pubsub::Message.new(attributes: { "language" => "en" }, data: 'Hello')
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request.messages << Pubsub::Message.new(attributes: { "language" => "en" }, data: 'World')
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pubsub.publish(topic, request)
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# Pull messages
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response = pubsub.pull(subscription, Pubsub::PullRequest.new(max_messages: 5))
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response.received_messages.each do |received_message|
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data = received_message.message.data
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puts "Received #{data}"
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end
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# Acknowledge receipt
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ack_ids = response.received_messages.map{ |msg| msg.ack_id }
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pubsub.acknowledge(subscription, Pubsub::AcknowledgeRequest.new(ack_ids: ack_ids))
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# Delete the subscription & topic
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pubsub.delete_subscription(subscription)
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pubsub.delete_topic(topic)
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