Class: SubscriptionsTestKit::SubscriptionCreateEndpoint

Inherits:
Inferno::DSL::SuiteEndpoint
  • Object
show all
Includes:
SubscriptionsTestKit::SubscriptionsR5BackportR4Client::SubscriptionSimulationUtils
Defined in:
lib/subscriptions_test_kit/endpoints/subscription_create_endpoint.rb

Constant Summary

Constants included from SubscriptionsTestKit::SubscriptionsR5BackportR4Client::SubscriptionSimulationUtils

SubscriptionsTestKit::SubscriptionsR5BackportR4Client::SubscriptionSimulationUtils::ALLOWED_MIME_TYPES, SubscriptionsTestKit::SubscriptionsR5BackportR4Client::SubscriptionSimulationUtils::DEFAULT_MIME_TYPE

Instance Method Summary collapse

Methods included from SubscriptionsTestKit::SubscriptionsR5BackportR4Client::SubscriptionSimulationUtils

#actual_mime_type, #client_access_token_input, #derive_event_notification, #derive_handshake_notification, #derive_status_bundle, #determine_event_count, #determine_subscription_status_code, #find_subscription, #notification_bundle_input, #operation_outcome

Instance Method Details

#find_heartbeat_period(subscription) ⇒ Object 



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# File 'lib/subscriptions_test_kit/endpoints/subscription_create_endpoint.rb', line 81

def find_heartbeat_period(subscription)
  subscription&.channel&.extension&.find do |e|
    e.url == 'http://hl7.org/fhir/uv/subscriptions-backport/StructureDefinition/backport-heartbeat-period'
  end
end

#make_response ⇒ Object 



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# File 'lib/subscriptions_test_kit/endpoints/subscription_create_endpoint.rb', line 13

def make_response
  response.format = :json
  response.status = 400

  begin
    subscription = FHIR.from_contents(request.body.string)
  rescue StandardError
    response.body = operation_outcome('error', 'invalid', 'No recognized R4 Subscription in request body').to_json
    return
  end

  verification_outcome = verify_subscription(subscription)
  if verification_outcome.present?
    response.body = verification_outcome.to_json
    return
  end

  # Deny subscription if one already created
  requests = requests_repo.tagged_requests(test_run.test_session_id, tags)
  existing_subscription_request = requests.find { |r| r.status == 201 }
  if existing_subscription_request.present?
    subscription_hash = JSON.parse(existing_subscription_request.response_body)
    error_text = 'Inferno only supports one subscription per test run. Subscription already created with ' \
                 "ID #{subscription_hash['id']}"
    response.body = operation_outcome('error', 'business-rule', error_text).to_json
    return
  end

  # Form response
  notification_json = notification_bundle_input(result)
  subscription_id = SecureRandom.uuid
  # We have to manipulate the raw hash so that we don't lose the _payload primitive extension
  subscription_hash = JSON.parse(request.body.string).merge('id' => subscription_id, 'status' => 'requested')
  subscription_hash['channel']['payload'] = actual_mime_type(subscription)
  response.status = 201
  response.body = subscription_hash.to_json

  # Kick off notification job
  subscription_url = "#{request.url}/#{subscription_id}"
  client_endpoint = subscription.channel.endpoint
  bearer_token = client_access_token_input(result)
  test_suite_base_url = request.url.chomp('/').chomp(FHIR_SUBSCRIPTION_PATH)
  Inferno::Jobs.perform(Jobs::SendSubscriptionNotifications, test_run.id, test_run.test_session_id, result.id,
                        subscription_id, subscription_url, client_endpoint, bearer_token, notification_json,
                        test_run_identifier, test_suite_base_url)
end

#tags ⇒ Object 



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# File 'lib/subscriptions_test_kit/endpoints/subscription_create_endpoint.rb', line 60

def tags
  [SUBSCRIPTION_CREATE_TAG]
end

#test_run_identifier ⇒ Object 



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# File 'lib/subscriptions_test_kit/endpoints/subscription_create_endpoint.rb', line 9

def test_run_identifier
  request.headers['authorization']&.delete_prefix('Bearer ')
end

#valid_url?(url) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/subscriptions_test_kit/endpoints/subscription_create_endpoint.rb', line 87

def valid_url?(url)
  uri = URI.parse(url)
  %w[http https].include?(uri.scheme)
rescue URI::InvalidURIError
  false
end

#verify_subscription(subscription) ⇒ Object 



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# File 'lib/subscriptions_test_kit/endpoints/subscription_create_endpoint.rb', line 64

def verify_subscription(subscription)
  unless subscription.is_a? FHIR::Subscription
    return operation_outcome('error', 'invalid', 'No recognized R4 Subscription in request body')
  end

  unless subscription.channel&.type == 'rest-hook'
    return operation_outcome('error', 'business-rule', 'channel.type must be rest-hook')
  end

  unless valid_url?(subscription.channel&.endpoint)
    return operation_outcome('error', 'value', 'channel.endpoint is not recognized as a conformant URL')
  end

  heartbeat_period = find_heartbeat_period(subscription)
  operation_outcome('error', 'not-supported', 'heartbeatPeriod is not supported') unless heartbeat_period.nil?
end