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-# Copyright (c) 2023 Cisco and/or its affiliates.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at:
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
----
-
-$id: https://fd.io/FIXME/CSIT/UTI/test_case/info/1.4.0
-$schema: https://json-schema.org/draft/2020-12/schema
-description: >-
- Schema for output of test case.
-allOf:
-- description: >-
- The main structure, without conditional relations between fields yet.
- type: object
- additionalProperties: false
- properties:
- duration:
- description: >-
- A derived quantity. Difference between start_time and end_time,
- in seconds.
- $ref: "#/$defs/types/nonnegative_number"
- dut_type:
- description: >-
- DUT type used, e.g. VPP or DPDK.
- type: string
- minLength: 1
- dut_version:
- description: >-
- Version string appropriate to DUT type used.
- type: string
- minLength: 1
- end_time:
- description: >-
- UTC date and time in RFC 3339 format, specifying calendar time
- just before test case ended (at the end of test case teardown).
- $ref: "#/$defs/types/date_time"
- hosts:
- description: >-
- Array of hosts this test interacted with.
- This can be used for identifying testbed number.
- Valid tests shoud interact with at least one DUT or TG.
- The array is usually sorted, but that is not a requirement.
- type: array
- minItems: 1
- items:
- description: >-
- Host identifier, usually numeric IPv4 address.
- type: string
- telemetry:
- description: >-
- Array of telemetry entries. Each entry represent one captured
- metric.
- type: array
- minItems: 0
- items:
- description: >-
- Telemetry entry.
- type: string
- message:
- description: >-
- If passed is true, this value is empty.
- Otherwise, value taken directly from TEST_MESSAGE
- Robot variable, read at the end of test case
- (in test teardown, before export and validation).
- It contains information from the exception
- that caused the failure, probably with additional
- exceptions from teardown keywords.
- type: string
- passed:
- description: >-
- Value set accordingly to TEST_STATUS Robot variable,
- true if and only if the status is "PASS".
- The status is read at the end of test case
- (in test teardown, before export and validation).
- type: boolean
- result:
- type: object
- allOf:
- - description: >-
- Sub-schema common for all cases,
- only result type identifier defined here.
- properties:
- type:
- description: >-
- Identifier of which result type case is applied.
- type: string
- required:
- - type
- - oneOf:
- - description: >-
- Result type for unknown case.
- This case represents a test with no specific result
- (outside message), e.g. device test;
- or a test with result not parsed into
- this version of model yet, e.g. GSO test.
- additionalProperties: false
- properties:
- type:
- const: unknown
- - description: >-
- Result type MRR case.
- additionalProperties: false
- properties:
- type:
- const: mrr
- receive_rate:
- description: >-
- The results refer to receive rates for multiple
- MRR trials. For PPS, these are aggregate
- (bidirectional) rates.
- Currently, the tests are exporting
- approximated receive rates.
- That means the actual trial duration
- is measured (as opposed to trusting traffic
- generator to honor its target duration),
- so the resulting values contain noise
- from time measurement, and can be lower
- than the real performance
- (due to various time overheads).
- Bandwidth values are supported, but currently
- Robot does not export them.
- $ref: "#/$defs/types/rate_list_with_bandwidth"
- required:
- - type
- - receive_rate
- - description: >-
- Result type NDRPDR case.
- additionalProperties: false
- properties:
- type:
- const: ndrpdr
- ndr:
- description: >-
- The results refer to search for NDR
- (Non Drop Rate). For PPS, this is aggregate
- (bidirectional) rate.
- Each bound was used as the target load value
- in a full-duration trial measurement.
- The accepted loss ratio for NDR is exact zero.
- Note that packets the Traffic Generator
- did not send are also counted as lost packets.
- $ref: "#/$defs/macros/lower_and_upper_rate"
- pdr:
- description: >-
- The results refer to search for PDR
- (Partial Drop Rate). For PPS, this is aggregate
- (bidirectional) rate.
- Each bound was used as the target load value
- in a full-duration trial measurement.
- The accepted loss ratio for PDR is 0.5%.
- Note that packets the Traffic Generator
- did not send are also counted as lost packets.
- $ref: "#/$defs/macros/lower_and_upper_rate"
- latency_forward:
- description: >-
- Object with results related to latency part
- of NDRPDR test, for forward traffic direction.
- It is the direction used in unidirectional
- traffic profiles.
- ASTF profiles and IMIX STL profiles
- do not support latency information,
- so for those tests this object is missing.
- It is also missing if Traffic Generator
- fails to return valid latency results
- for any other reasons,
- e.g. latency rate is too high for CPU/NIC used.
- $ref: "#/$defs/macros/latency_for_loads"
- latency_reverse:
- description: >-
- Object with results related to latency part
- of NDRPDR test, for reverse traffic diration.
- This object is not present
- when unidirectional traffic profiles are used.
- ASTF profiles and IMIX STL profiles
- do not support latency information,
- so for those tests this object is missing.
- It is also missing if Traffic Generator
- fails to return valid latency results
- for any other reasons,
- e.g. latency rate is too high for CPU/NIC used.
- $ref: "#/$defs/macros/latency_for_loads"
- required:
- - type
- - ndr
- - pdr
- - description: >-
- Result type SOAK case.
- additionalProperties: false
- properties:
- type:
- const: soak
- critical_rate:
- description: >-
- The results refer to bayesian estimate
- of critical rate corresponding to
- average loss ratio of 10^-7.
- For PPS, this is aggregate (bidirectional) rate.
- The bounds are computed from
- trial measurement results,
- but are not equal to any target load used.
- Note that packets the Traffic Generator
- did not send are also counted as lost packets.
- $ref: "#/$defs/macros/lower_and_upper_rate"
- required:
- - type
- - critical_rate
- - description: >-
- Result type RECONF case.
- additionalProperties: false
- properties:
- type:
- const: reconf
- aggregate_rate:
- description: >-
- Load used when reconfiguring, found as NDR lower
- bound. This is an aggregate (bidirectional)
- rate. Note that packets which the Traffic
- Generator did not send, are also counted as lost
- packets.
- $ref: "#/$defs/types/rate_with_bandwidth"
- loss:
- description: >-
- Number of packets lost during reconfiguration,
- with the time that equals packet loss divided by
- packet rate.
- $ref: "#/$defs/types/packet_with_time"
- required:
- - type
- - loss
- - aggregate_rate
- - description: >-
- Result type HOSTSTACK case.
- additionalProperties: false
- properties:
- type:
- const: hoststack
- bandwidth:
- description: >-
- Goodput measured in bits per second.
- $ref: "#/$defs/types/bandwidth"
- completed_requests:
- description: >-
- Number of completed requests.
- $ref: "#/$defs/types/count_requests"
- failed_requests:
- description: >-
- Number of failed requests.
- $ref: "#/$defs/types/count_requests"
- retransmits:
- description: >-
- Number of retransmits.
- $ref: "#/$defs/types/count_packets"
- latency:
- description: >-
- Value and unit of latency.
- $ref: "#/$defs/types/value_with_unit"
- duration:
- description: >-
- The relative time difference (in seconds)
- between program start and end.
- $ref: "#/$defs/types/time_quantity"
- rate:
- description: >-
- RPS or CPS rate, with corresponding unit, as
- reported by TG.
- $ref: "#/$defs/types/rate_without_bandwidth"
- required:
- - type
- - bandwidth
- start_time:
- description: >-
- UTC date and time in RFC 3339 format, specifying calendar time
- just after test case started (at the start of test setup).
- $ref: "#/$defs/types/date_time"
- tags:
- description: >-
- The list of strings comes directly
- from Robot variable TEST_TAGS.
- The content should include both static and dynamic tags
- at the end of test case (teardown).
- type: array
- items:
- type: string
- test_documentation:
- description: >-
- Value taken directly from TEST_DOCUMENTATION Robot variable.
- The content is what you see in suite file
- at test case definition, which is usually empty
- as CSIT uses data driven test cases.
- type: string
- test_id:
- description: >-
- A derived quantity.
- It is the most complete and unique identifier for a test case.
- This property has a value, of the following form:
- {suite_name}.{test_name}
- Here, suite name comes from SUITE_NAME robot variable,
- test name comes from TEST_NAME robot variable,
- but both are converted to lower case,
- and spaces are replaced by underscores.
- type: string
- minLength: 3
- test_name_long:
- description: >-
- A derived quantity.
- This property has a value, of the following form:
- {nic_short_name}-{frame_size}-{threads_and_cores}-{suite_part}
- Here, suite part is very similar to suite tag,
- but additionally may contain a prefix describing NIC driver used
- (if it is not the default one, drv_vfio_pci for VPP tests).
- Any space is replaced by underscore and letters are lower case.
- type: string
- minLength: 3
- test_name_short:
- description: >-
- A derived quantity.
- This property has a value very similar to suite tag,
- but additionally may contain a prefix describing NIC driver used
- (if it is not the default one, drv_vfio_pci for VPP tests).
- Any space is replaced by underscore and letters are lower case.
- type: string
- minLength: 3
- test_type:
- description: >-
- A derived quantity.
- Test type identifier, PAL uses it to group similar tests,
- e.g. for comparison tables.
- Ideally, this information should be parseable from test name,
- but the current naming scheme is not simple/consistent enough.
- The current implementation queries the robot test tags.
- The resulting value is frequently identical to result type,
- but this schema version does not require any relation there,
- as PAL may want to group tests differently.
- type: string
- enum:
- - device
- - gso
- - hoststack
- - mrr
- - ndrpdr
- - reconf
- - soak
- tg_type:
- description: >-
- TG type used, e.g. TREX.
- type: string
- minLength: 1
- tg_version:
- description: >-
- Version string appropriate to TG type used.
- type: string
- minLength: 1
- version:
- description: >-
- CSIT model version (semver format)
- the exporting code adhered to.
- type: string
- const: 1.4.0
- required:
- - duration
- - dut_type
- - dut_version
- - end_time
- - hosts
- - telemetry
- - message
- - passed
- - result
- - start_time
- - tags
- - test_documentation
- - test_id
- - test_name_long
- - test_name_short
- - test_type
- - tg_type
- - tg_version
- - version
-- description: >-
- Subschema validating relation between status and message.
- oneOf:
- - description: >-
- Subschema for passing tests, message has to be empty.
- type: object
- properties:
- passed:
- const: true
- message:
- const: ""
- - description: >-
- Subschema for failing tests, mesage cannot be empty.
- type: object
- properties:
- passed:
- const: false
- message:
- minLength: 1
-
-$defs:
- types:
- nonnegative_number:
- type: number
- minimum: 0
- positive_number:
- type: number
- minimum: 1
- nonnegative_integer:
- type: integer
- minimum: 0
- positive_integer:
- type: integer
- minimum: 1
- date_time:
- type: string
- format: date-time
- empty_array:
- type: array
- maxItems: 0
- rate_unit:
- description: >-
- Packets per second (pps),
- connections per second (cps),
- requests per second (rps).
- type: string
- enum:
- - pps
- - cps
- - rps
- bandwidth_unit:
- description: >-
- Unit of measurement for bandwidth values.
- Currently a constant, but later versions of model
- may allow more units.
- enum:
- - bps
- count_packets:
- description: >-
- Type, for counting packets.
- allOf:
- - $ref: "#/$defs/types/value_with_unit"
- - properties:
- value:
- description: >-
- A number of packets of interest.
- unit:
- description: >-
- Unit suitable for displaying packet counts.
- enum:
- - packets
- count_requests:
- description: >-
- Type, for counting requests.
- allOf:
- - $ref: "#/$defs/types/value_with_unit"
- - properties:
- value:
- description: >-
- A number of requests of interest.
- unit:
- description: >-
- Unit suitable for displaying request counts.
- enum:
- - requests
- time_quantity:
- description: >-
- Reusable type, for various time quantites.
- allOf:
- - $ref: "#/$defs/types/value_with_unit"
- - properties:
- value:
- description: >-
- Unless specified otherwise, this is a duration
- between two events.
- unit:
- description: >-
- Only seconds are the unit supported for time
- quantities.
- enum:
- - s
- value_with_unit:
- description: >-
- Reusable composite type, value together with its
- unit of measurement.
- type: object
- additionalProperties: false
- properties:
- value:
- description: >-
- Numeric value, context specified elsewhere.
- The only assumption is that value is not negative.
- $ref: "#/$defs/types/nonnegative_number"
- unit:
- description: >-
- Unit of measurement for the value.
- Context and allowed values are specified elsewhere.
- type: string
- required:
- - value
- - unit
- rate_without_bandwidth:
- description: >-
- Reusable type, for various rate quantites.
- allOf:
- - $ref: "#/$defs/types/value_with_unit"
- - properties:
- value:
- description: >-
- Unless specified otherwise,
- this is the aggregated rate
- (sum of both traffic directions).
- Depending on the usage, the value can express
- intended load, offered load, receive rate,
- and various approximations
- or estimated bounds thereof.
- unit:
- description: >-
- A transaction rate unit the value is expressed in.
- $ref: "#/$defs/types/rate_unit"
- bandwidth:
- description: >-
- Reusable type, for various bandwidth quantites.
- allOf:
- - $ref: "#/$defs/types/value_with_unit"
- - properties:
- value:
- description: >-
- Bandwidth value computed from the corresponding
- rate.
- unit:
- $ref: "#/$defs/types/bandwidth_unit"
- rate_with_bandwidth:
- description: >-
- Reusable composite type, joining primary rate
- with optional derived bandwidth.
- Not all test types currently compute bandwidth,
- even if rate unit is pps.
- type: object
- additionalProperties: false
- properties:
- rate:
- $ref: "#/$defs/types/rate_without_bandwidth"
- bandwidth:
- $ref: "#/$defs/types/bandwidth"
- required:
- - rate
- packet_with_time:
- description: >-
- Reusable composite type, joining packet count with the
- time quantity.
- type: object
- additionalProperties: false
- properties:
- packet:
- $ref: "#/$defs/types/count_packets"
- time:
- $ref: "#/$defs/types/time_quantity"
- required:
- - packet
- - time
- value_list_with_unit_and_stats:
- description: >-
- Reusable composite type, multiple values together with their
- unit of measurement and derived statistics.
- type: object
- additionalProperties: false
- properties:
- values:
- description: >-
- List of values of the same unit, useful for MRR.
- type: array
- minItmes: 1
- items:
- description: >-
- Numeric value, context specified elsewhere. The only
- assumption is that the value is nonnegative.
- $ref: "#/$defs/types/nonnegative_number"
- avg:
- description: >-
- A derived quantity. It is the arithmetic average of the
- values list.
- $ref: "#/$defs/types/nonnegative_number"
- stdev:
- description: >-
- A derived quantity. It is the standard deviation for the
- values list, as computed by jumpavg library.
- $ref: "#/$defs/types/nonnegative_number"
- unit:
- description: >-
- Unit of measurement for the values.
- Context and allowed values are specified elsewhere.
- type: string
- required:
- - values
- - avg
- - stdev
- - unit
- rate_list_without_bandwidth:
- description: >-
- Reusable composite type, multiple rate values.
- allOf:
- - $ref: "#/$defs/types/value_list_with_unit_and_stats"
- - properties:
- values:
- items:
- description: >-
- Unless specified otherwise,
- this is the aggregated rate
- (sum of both traffic directions).
- Depending on the usage, the value can express
- intended load, offered load, receive rate,
- and various approximations or estimated bounds
- thereof.
- unit:
- $ref: "#/$defs/types/rate_unit"
- bandwidth_list:
- description: >-
- Reusable composite type, multiple bandwidth values. This is a
- derived quantity.
- allOf:
- - $ref: "#/$defs/types/value_list_with_unit_and_stats"
- - properties:
- values:
- items:
- description: >-
- Unless specified otherwise,
- this is the aggregated bandwidth
- (sum of both traffic directions).
- Depending on the usage, the value can express
- intended load, offered load, receive rate,
- and various approximations or estimated bounds
- thereof.
- unit:
- $ref: "#/$defs/types/bandwidth_unit"
- rate_list_with_bandwidth:
- description: >-
- Reusable composite type, joining primary rates
- with optional derived bandwidths (and stats).
- No test types currently computes the bandwidth part.
- type: object
- additionalProperties: false
- properties:
- rate:
- $ref: "#/$defs/types/rate_list_without_bandwidth"
- bandwidth:
- $ref: "#/$defs/types/bandwidth_list"
- required:
- - rate
- macros:
- lower_and_upper_rate:
- type: object
- additionalProperties: false
- properties:
- lower:
- description: >-
- The lower bound (or min_rate) for the estimate
- of a particular searched value.
- $ref: "#/$defs/types/rate_with_bandwidth"
- upper:
- description: >-
- The upper bound (or max_rate) for the estimate
- of a particular searched value.
- $ref: "#/$defs/types/rate_with_bandwidth"
- required:
- - lower
- - upper
- latency_numbers:
- type: object
- additionalProperties: false
- properties:
- min:
- description: >-
- Rounded minimal latency time measured in this trial.
- See unit property for the unit of measurement.
- $ref: "#/$defs/types/nonnegative_integer"
- max:
- description: >-
- Rounded maximal latency time measured in this trial.
- See unit property for the unit of measurement.
- Zero value is not allowed, as that is one of symptoms
- of Traffic Generator failing to get proper latency.
- $ref: "#/$defs/types/positive_integer"
- avg:
- description: >-
- Rounded average latency time measured in this trial.
- See unit property for the unit of measurement.
- $ref: "#/$defs/types/nonnegative_integer"
- hdrh:
- description: >-
- Base64-encoded compressed representation of HDRHistogram
- of all latency sample times encountered
- in this latency trial.
- See unit property for the unit of measurement.
- Note that some bins can be several units wide.
- type: string
- unit:
- description: >-
- Unit of measurement for latency times.
- Currently a constant, but later versions
- of the model may allow more values.
- type: string
- enum:
- - us
- required:
- - avg
- - hdrh
- - max
- - min
- - unit
- latency_for_loads:
- type: object
- additionalProperties: false
- properties:
- pdr_0:
- description: >-
- Object related to latency measurement performed
- at minimal rate (currently 9000 pps per direction).
- $ref: "#/$defs/macros/latency_numbers"
- pdr_10:
- description: >-
- Object related to latency measurement performed
- at 10% of PDR lower bound, if needed rounded up
- to minimal rate (currently 9000 pps per direction).
- $ref: "#/$defs/macros/latency_numbers"
- pdr_50:
- description: >-
- Object related to latency measurement performed
- at 50% of PDR lower bound, if needed rounded up
- to minimal rate (currently 9000 pps per direction).
- $ref: "#/$defs/macros/latency_numbers"
- pdr_90:
- description: >-
- Object related to latency measurement performed
- at 90% of PDR lower bound, if needed rounded up
- to minimal rate (currently 9000 pps per direction).
- $ref: "#/$defs/macros/latency_numbers"
- required:
- - pdr_0
- - pdr_10
- - pdr_50
- - pdr_90