Test RecordSubscribe for records since a non-zero timestamp

• For each of the supported service types in gnsi.acctz.v1.GrpcService.GrpcServiceType:
  • Alternate connecting to the IPv4 and Ipv6 addresses of the DUT, recording the local and remote IP addresses and port numbers,
  • Call a few RPCs that will generate accounting records and that, by authorization configuration, should be permitted and a few that should be denied, and some that include arbitrary arguments (eg: interface description), pause for 1 second after the first RPC of this test to ensure its timestamp differs from subsequent RPCs.
• Establish gNSI connection to the DUT.
• Call gnsi.acctz.v1.Acctz.RecordSubscribe with RecordRequest.timestamp = 0, record the timestamp of the first record.
• Call gnsi.acctz.v1.Acctz.RecordSubscribe with RecordRequest.timestamp = to the timestamp retained in the previous step.
• Verify, as in the ACCTZ-1.1 - Record Subscribe Full test, that accurate accounting records are returned for the second and subsequent commands run in that test, and that a record is NOT returned for the first command (ie: with the same timestamp as in the request).

The below yaml defines the OC paths intended to be covered by this test. OC paths used for test setup are not listed here.

TODO(OCRPC): Record may not be complete

paths:
    ### Prefix:
    # Accounting does not currently support any telemetry; see https://github.com/openconfig/gnsi/issues/97 where it might become /system/aaa/acctz/XXX
rpcs:
  gnsi:
    acctz.v1.Acctz.RecordSubscribe:
      "RecordRequest.timestamp!=0": true
      "RecordResponse.service_request = GrpcService": true

vRX