Test Plan: Added API is not used yet, tests will be added later.

Reviewers: #stirling, oazizi

Reviewed By: #stirling, oazizi

Subscribers: oazizi
Signed-off-by: yzhao1012 <yzhao@pixielabs.ai>

Differential Revision: https://phab.corp.pixielabs.ai/D10860

GitOrigin-RevId: 48735bc353e40767345032b8fe52f110b4e3dc39