* Refactor scan all api
This commit is to let scan all api using admin job to handle schedule
management. After the PR, GC and scan all share unified code path.
Signed-off-by: wang yan <wangyan@vmware.com>
* update admin job api code according to review comments
Signed-off-by: wang yan <wangyan@vmware.com>
* Update test code and comments per review
Signed-off-by: wang yan <wangyan@vmware.com>