@sap/cds/libx/_runtime/messaging/message-queuing-utils/options-messaging.js

SAP Cloud Application Programming Model - CDS for Node.js

const _checkRequiredCredentials = options => {
  if (!options || !options.credentials || !options.credentials.amqp10) {
    throw new Error(
      'No amqp10 credentials found. Hint: You need to bind your app to a Message Queuing service or provide the necessary credentials through environment variables.'
    )
  }
}

module.exports = options => {
  _checkRequiredCredentials(options)
  const [host, port] = options.credentials.amqp10.url.replace(/^amqps:\/\//, '').split(':')

  const amqp =
    options.credentials.uaa && options.credentials.uaa.certificate
      ? {
          uri: options.credentials.amqp10.url,
          tls: {
            key: Buffer.from(options.credentials.uaa.key),
            cert: Buffer.from(options.credentials.uaa.certificate),
            servername: host
          },
          sasl: {
            mechanism: 'EXTERNAL'
          }
        }
      : {
          tls: {
            servername: host,
            host,
            port: Number(port)
          },
          sasl: {
            mechanism: 'PLAIN',
            user: options.credentials.amqp10.auth.basic.userName,
            password: options.credentials.amqp10.auth.basic.password
          }
        }
  if (options.amqp) amqp.amqp = options.amqp
  return amqp
}