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diff --git a/docs/testing/user/userguide/14-nsb-operation.rst b/docs/testing/user/userguide/14-nsb-operation.rst index a5f3a0cf6..72b1c4bbc 100644 --- a/docs/testing/user/userguide/14-nsb-operation.rst +++ b/docs/testing/user/userguide/14-nsb-operation.rst @@ -1,7 +1,7 @@ .. This work is licensed under a Creative Commons Attribution 4.0 International .. License. .. http://creativecommons.org/licenses/by/4.0 -.. (c) OPNFV, 2016-2017 Intel Corporation. +.. (c) OPNFV, 2016-2018 Intel Corporation. Yardstick - NSB Testing - Operation =================================== @@ -256,7 +256,7 @@ to the VNF. An example scale-up Heat testcase is: -.. literalinclude:: /submodules/yardstick/samples/vnf_samples/nsut/vfw/tc_heat_rfc2544_ipv4_1rule_1flow_64B_trex_scale-up.yaml +.. literalinclude:: /../samples/vnf_samples/nsut/vfw/tc_heat_rfc2544_ipv4_1rule_1flow_64B_trex_scale-up.yaml :language: yaml This testcase template requires specifying the number of VCPUs, Memory and Ports. @@ -271,7 +271,7 @@ In order to support ports scale-up, traffic and topology templates need to be us A example topology template is: -.. literalinclude:: /submodules/yardstick/samples/vnf_samples/nsut/vfw/vfw-tg-topology-scale-up.yaml +.. literalinclude:: /../samples/vnf_samples/nsut/vfw/vfw-tg-topology-scale-up.yaml :language: yaml This template has ``vports`` as an argument. To pass this argument it needs to @@ -293,7 +293,7 @@ For example: A example traffic profile template is: -.. literalinclude:: /submodules/yardstick/samples/vnf_samples/traffic_profiles/ipv4_throughput-scale-up.yaml +.. literalinclude:: /../samples/vnf_samples/traffic_profiles/ipv4_throughput-scale-up.yaml :language: yaml There is an option to provide predefined config for SampleVNFs. Path to config @@ -434,6 +434,43 @@ There two types of Standalone contexts available: OVS-DPDK and SRIOV. OVS-DPDK uses OVS network with DPDK drivers. SRIOV enables network traffic to bypass the software switch layer of the Hyper-V stack. +Emulated machine type +^^^^^^^^^^^^^^^^^^^^^ + +For better performance test results of emulated VM spawned by Yardstick SA +context (OvS-DPDK/SRIOV), it may be important to control the emulated machine +type used by QEMU emulator. This attribute can be configured via TC definition +in ``contexts`` section under ``extra_specs`` configuration. + +For example: + +.. code-block:: yaml + + contexts: + ... + - type: StandaloneSriov + ... + flavor: + ... + extra_specs: + ... + machine_type: pc-i440fx-bionic + +Where, ``machine_type`` can be set to one of the emulated machine type +supported by QEMU running on SUT platform. To get full list of supported +emulated machine types, the following command can be used on the target SUT +host. + +.. code-block:: yaml + + # qemu-system-x86_64 -machine ? + +By default, the ``machine_type`` option is set to ``pc-i440fx-xenial`` which is +suitable for running Ubuntu 16.04 VM image. So, if this type is not supported +by the target platform or another VM image is used for stand alone (SA) context +VM (e.g.: ``bionic`` image for Ubuntu 18.04), this configuration should be +changed accordingly. + Standalone with OVS-DPDK ^^^^^^^^^^^^^^^^^^^^^^^^ @@ -457,5 +494,140 @@ Sample test case file 4. Modify ``networks/phy_port`` accordingly to the baremetal setup. 5. Run test from: -.. literalinclude:: /submodules/yardstick/samples/vnf_samples/nsut/acl/tc_ovs_rfc2544_ipv4_1rule_1flow_64B_trex.yaml +.. literalinclude:: /../samples/vnf_samples/nsut/acl/tc_ovs_rfc2544_ipv4_1rule_1flow_64B_trex.yaml :language: yaml + +Preparing test run of vEPC test case +------------------------------------ + +Provided vEPC test cases are examples of emulation of vEPC infrastructure +components, such as UE, eNodeB, MME, SGW, PGW. + +Location of vEPC test cases: ``samples/vnf_samples/nsut/vepc/``. + +Before running a specific vEPC test case using NSB, some preconfiguration +needs to be done. + +Update Spirent Landslide TG configuration in pod file +===================================================== + +Examples of ``pod.yaml`` files could be found in +:file:`etc/yardstick/nodes/standalone`. +The name of related pod file could be checked in the context section of NSB +test case. + +The ``pod.yaml`` related to vEPC test case uses some sub-structures that hold the +details of accessing the Spirent Landslide traffic generator. +These subsections and the changes to be done in provided example pod file are +described below. + +1. ``tas_manager``: data under this key holds the information required to +access Landslide TAS (Test Administration Server) and perform needed +configurations on it. + + * ``ip``: IP address of TAS Manager node; should be updated according to test + setup used + * ``super_user``: superuser name; could be retrieved from Landslide documentation + * ``super_user_password``: superuser password; could be retrieved from + Landslide documentation + * ``cfguser_password``: password of predefined user named 'cfguser'; default + password could be retrieved from Landslide documentation + * ``test_user``: username to be used during test run as a Landslide library + name; to be defined by test run operator + * ``test_user_password``: password of test user; to be defined by test run + operator + * ``proto``: *http* or *https*; to be defined by test run operator + * ``license``: Landslide license number installed on TAS + +2. The ``config`` section holds information about test servers (TSs) and +systems under test (SUTs). Data is represented as a list of entries. +Each such entry contains: + + * ``test_server``: this subsection represents data related to test server + configuration, such as: + + * ``name``: test server name; unique custom name to be defined by test + operator + * ``role``: this value is used as a key to bind specific Test Server and + TestCase; should be set to one of test types supported by TAS license + * ``ip``: Test Server IP address + * ``thread_model``: parameter related to Test Server performance mode. + The value should be one of the following: "Legacy" | "Max" | "Fireball". + Refer to Landslide documentation for details. + * ``phySubnets``: a structure used to specify IP ranges reservations on + specific network interfaces of related Test Server. Structure fields are: + + * ``base``: start of IP address range + * ``mask``: IP range mask in CIDR format + * ``name``: network interface name, e.g. *eth1* + * ``numIps``: size of IP address range + + * ``preResolvedArpAddress``: a structure used to specify the range of IP + addresses for which the ARP responses will be emulated + + * ``StartingAddress``: IP address specifying the start of IP address range + * ``NumNodes``: size of the IP address range + + * ``suts``: a structure that contains definitions of each specific SUT + (represents a vEPC component). SUT structure contains following key/value + pairs: + + * ``name``: unique custom string specifying SUT name + * ``role``: string value corresponding with an SUT role specified in the + session profile (test session template) file + * ``managementIp``: SUT management IP adress + * ``phy``: network interface name, e.g. *eth1* + * ``ip``: vEPC component IP address used in test case topology + * ``nextHop``: next hop IP address, to allow for vEPC inter-node communication + +Update NSB test case definitions +================================ +NSB test case file designated for vEPC testing contains an example of specific +test scenario configuration. +Test operator may change these definitions as required for the use case that +requires testing. +Specifically, following subsections of the vEPC test case (section **scenarios**) +may be changed. + +1. Subsection ``options``: contains custom parameters used for vEPC testing + + * subsection ``dmf``: may contain one or more parameters specified in + ``traffic_profile`` template file + * subsection ``test_cases``: contains re-definitions of parameters specified + in ``session_profile`` template file + + .. note:: All parameters in ``session_profile``, value of which is a + placeholder, needs to be re-defined to construct a valid test session. + +2. Subsection ``runner``: specifies the test duration and the interval of +TG and VNF side KPIs polling. For more details, refer to :doc:`03-architecture`. + +Preparing test run of vPE test case +----------------------------------- +The vPE (Provider Edge Router) is a :term: `VNF` approximation +serving as an Edge Router. The vPE is approximated using the +``ip_pipeline`` dpdk application. + + .. image:: images/vPE_Diagram.png + :width: 800px + :alt: NSB vPE Diagram + +The ``vpe_config`` file must be passed as it is not auto generated. +The ``vpe_script`` defines the rules applied to each of the pipelines. This can be +auto generated or a file can be passed using the ``script_file`` option in +``vnf_config`` as shown below. The ``full_tm_profile_file`` option must be +used if a traffic manager is defined in ``vpe_config``. + +.. code-block:: yaml + + vnf_config: { file: './vpe_config/vpe_config_2_ports', + action_bulk_file: './vpe_config/action_bulk_512.txt', + full_tm_profile_file: './vpe_config/full_tm_profile_10G.cfg', + script_file: './vpe_config/vpe_script_sample' } + +Testcases for vPE can be found in the ``vnf_samples/nsut/vpe`` directory. +A testcase can be started with the following command as an example: + +.. code-block:: bash + + yardstick task start /yardstick/samples/vnf_samples/nsut/vpe/tc_baremetal_rfc2544_ipv4_1flow_64B_ixia.yaml |