The NWCS datasource retrieves basic configuration values from the locally
accessible metadata service. All data is served over HTTP from the address
The NWCS datasource can be configured as follows:
datasource: NWCS: url: 'http://169.254.169.254' retries: 3 timeout: 2 wait: 2
url: The URL used to acquire the metadata configuration.
retries: Determines the number of times to attempt to connect to the metadata service.
timeout: Determines the timeout (in seconds) to wait for a response from the metadata service
wait: Determines the timeout in seconds to wait before retrying after accessible failure.