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Use Case 35 - Query Coordinating Node for Metadata Describing a Member NodeΒΆ

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Goal
Describe a member node, especially API endpoints
Summary

Naive clients may want to find out more about member nodes before interacting with them. In particular, clients need to determine the API endpoints for the Member Node. Information supplied might include the capabilities supported and state of health summary.

Such information is also useful to Coordinating Nodes for determining content replication policies and rules.

Actors
  • Coordinating Node
  • Client requesting info
Preconditions
  • Coordinating Nodes are operational
Triggers
  • Request by client
Post Conditions
  • Client has locations where data object can be retrieved