
A new endpoint /v2/queues/myqueue/purge is added to support purge a queue, which accepts a POST body like: {"resource_types": ["messages", "subscriptions"]} to allow user purge particular resource of the queue. Test cases are added as well. APIImpact DocImpact Partially Implements: blueprint purge-queue Change-Id: Ie82713fce7cb0db6612693cee81be8c3170d292a