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module KeyPairComputeResource
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extend ActiveSupport::Concern
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included do
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prepend KeyPairCapabilities
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has_one :key_pair, :foreign_key => :compute_resource_id, :dependent => :destroy
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after_create :setup_key_pair
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after_destroy :destroy_key_pair
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delegate :key_pairs, :to => :client
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end
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def get_compute_key_pairs
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return [] unless capabilities.include?(:key_pair)
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active_key = key_pair
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return [] if key_pairs.nil? || active_key.nil?
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key_pairs.map do |key|
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ComputeResourceKeyPair.new(key.name, key.fingerprint, active_key.name, active_key.id)
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end
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end
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def recreate
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destroy_key_pair
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setup_key_pair
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end
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def delete_key_from_resource(remote_key_pair = key_pair.name)
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logger.info "removing key from compute resource #{name} "\
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"(#{provider_friendly_name}): #{remote_key_pair}"
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client.key_pairs.get(remote_key_pair).try(:destroy)
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rescue => e
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Foreman::Logging.exception(
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"Failed to delete key pair from #{provider_friendly_name}: #{name}, you "\
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"might need to cleanup manually: #{e}",
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e,
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:level => :warn
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)
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end
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private
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def setup_key_pair
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key = client.key_pairs.create :name => "foreman-#{id}#{Foreman.uuid}"
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KeyPair.create! :name => key.name, :compute_resource_id => id, :secret => key.private_key
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rescue => e
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Foreman::Logging.exception("Failed to generate key pair", e)
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destroy_key_pair
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raise
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end
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def destroy_key_pair
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return unless key_pair.present?
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delete_key_from_resource
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# If the key pair could not be removed, it will be logged.
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# Returning 'true' allows this method to not halt the deletion
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# of the Compute Resource even if the key pair could not be
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# deleted for some reason (permissions, not found, etc...)
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true
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end
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end
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