From dc55a775f7aa62be7ed17cc33aa1b0bac54c081f Mon Sep 17 00:00:00 2001 From: Orest Voznyy Date: Wed, 31 Oct 2018 17:27:04 +0200 Subject: [docs] Add vEPC test case preparation steps Add documentation to review the changes to original vEPC infrastructure files to configure NSB test run in a specific test setup. Add initial steps to prepare NSB to use Spirent Landslide for vEPC tests. JIRA: YARDSTICK-1459 Change-Id: I3b937b1a21d6ec6851a92946e46c679385fdff9c Signed-off-by: Orest Voznyy --- .../testing/user/userguide/13-nsb-installation.rst | 53 +++++++++- docs/testing/user/userguide/14-nsb-operation.rst | 107 ++++++++++++++++++++- 2 files changed, 157 insertions(+), 3 deletions(-) (limited to 'docs') diff --git a/docs/testing/user/userguide/13-nsb-installation.rst b/docs/testing/user/userguide/13-nsb-installation.rst index 0b76cdd30..10debbd9c 100644 --- a/docs/testing/user/userguide/13-nsb-installation.rst +++ b/docs/testing/user/userguide/13-nsb-installation.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 -Installation @@ -926,7 +926,7 @@ Setup system proxy (if needed). Add the following configuration into the ``/etc/environment`` file: .. note:: The proxy server name/port and IPs should be changed according to - actuall/current proxy configuration in the lab. + actual/current proxy configuration in the lab. .. code:: bash @@ -1182,3 +1182,52 @@ installed as part of the requirements of the project. 3. Execute testcase in samplevnf folder e.g. ``/samples/vnf_samples/nsut/vfw/tc_baremetal_rfc2544_ipv4_1rule_1flow_64B_ixia.yaml`` + +Spirent Landslide +----------------- + +In order to use Spirent Landslide for vEPC testcases, some dependencies have +to be preinstalled and properly configured. + +- Java + + 32-bit Java installation is required for the Spirent Landslide TCL API. + + | ``$ sudo apt-get install openjdk-8-jdk:i386`` + + .. important:: + Make sure ``LD_LIBRARY_PATH`` is pointing to 32-bit JRE. For more details + check `Linux Troubleshooting ` + section of installation instructions. + +- LsApi (Tcl API module) + + Follow Landslide documentation for detailed instructions on Linux + installation of Tcl API and its dependencies + ``http://TAS_HOST_IP/tclapiinstall.html``. + For working with LsApi Python wrapper only steps 1-5 are required. + + .. note:: After installation make sure your API home path is included in + ``PYTHONPATH`` environment variable. + + .. important:: + The current version of LsApi module has an issue with reading LD_LIBRARY_PATH. + For LsApi module to initialize correctly following lines (184-186) in + lsapi.py + + .. code-block:: python + + ldpath = os.environ.get('LD_LIBRARY_PATH', '') + if ldpath == '': + environ['LD_LIBRARY_PATH'] = environ['LD_LIBRARY_PATH'] + ':' + ldpath + + should be changed to: + + .. code-block:: python + + ldpath = os.environ.get('LD_LIBRARY_PATH', '') + if not ldpath == '': + environ['LD_LIBRARY_PATH'] = environ['LD_LIBRARY_PATH'] + ':' + ldpath + +.. note:: The Spirent landslide TCL software package needs to be updated in case + the user upgrades to a new version of Spirent landslide software. diff --git a/docs/testing/user/userguide/14-nsb-operation.rst b/docs/testing/user/userguide/14-nsb-operation.rst index adefe2f18..ac12b32a3 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 =================================== @@ -459,3 +459,108 @@ Sample test case file .. 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`. -- cgit 1.2.3-korg