61 lines
2.3 KiB
Ruby
61 lines
2.3 KiB
Ruby
require 'concurrent/future'
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require 'concurrent/timer_task'
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class DockerContainerPool
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def self.config
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#TODO: Why erb?
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@config ||= CodeOcean::Config.new(:docker).read(erb: true)[:pool]
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end
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def self.create_container(execution_environment)
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Rails.logger.info('trying to create container for execution environment: ' + execution_environment.to_s)
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container = DockerClient.create_container(execution_environment)
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container.status = 'available' # FIXME: String vs Symbol usage?
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#Rails.logger.debug('created container ' + container.to_s + ' for execution environment ' + execution_environment.to_s)
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container
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rescue StandardError => e
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Raven.extra_context({container: container.inspect, execution_environment: execution_environment.inspect, config: config.inspect})
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Raven.capture_exception(e)
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nil
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end
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def self.return_container(container, execution_environment)
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Faraday.get(config[:location] + "/docker_container_pool/return_container/" + container.id)
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rescue StandardError => e
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Raven.extra_context({container: container.inspect, execution_environment: execution_environment.inspect, config: config.inspect})
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Raven.capture_exception(e)
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nil
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end
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def self.get_container(execution_environment)
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# if pooling is active, do pooling, otherwise just create an container and return it
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if config[:active]
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begin
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container_id = JSON.parse(Faraday.get(config[:location] + "/docker_container_pool/get_container/" + execution_environment.id.to_s).body)['id']
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Docker::Container.get(container_id) unless container_id.blank?
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rescue StandardError => e
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Raven.extra_context({container_id: container_id.inspect, execution_environment: execution_environment.inspect, config: config.inspect})
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Raven.capture_exception(e)
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nil
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end
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else
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create_container(execution_environment)
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end
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end
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def self.destroy_container(container)
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Faraday.get(config[:location] + "/docker_container_pool/destroy_container/" + container.id)
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end
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def self.quantities
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response = JSON.parse(Faraday.get(config[:location] + "/docker_container_pool/quantities").body)
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response.transform_keys(&:to_i)
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end
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def self.dump_info
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JSON.parse(Faraday.get(config[:location] + "/docker_container_pool/dump_info").body)
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end
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end
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