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diff --git a/docs/testing/user/userguide/01-introduction.rst b/docs/testing/user/userguide/01-introduction.rst new file mode 100755 index 00000000..bb92af6f --- /dev/null +++ b/docs/testing/user/userguide/01-introduction.rst @@ -0,0 +1,62 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +============ +Introduction +============ + +**Welcome to SampleVNF's documentation !** + +.. _Pharos: https://wiki.opnfv.org/pharos +.. _SampleVNF: https://wiki.opnfv.org/samplevnf +.. _Technical_Briefs: https://wiki.opnfv.org/display/SAM/Technical+Briefs+of+VNFs + +SampleVNF_ is an OPNFV Project. + +The project's goal is to provides a placeholder for various sample VNF +(Virtual Network Function (:term:`VNF`)) development which includes example +reference architecture and optimization methods related to VNF/Network service +for high performance VNFs. This project provides benefits to other OPNFV +projects like Functest, Models, yardstick etc to perform real life +use-case based testing and VNF/NFVi characterization for the same. + +The Project's scope to create a repository of sample VNFs to help VNF +benchmarking and NFVi characterization with real world traffic and host a +common development environment for developing the VNF using optimized libraries. +Also, Develop a test framework in yardstick to enable +Virtual Network Function (:term:`VNF`) / Network Function Virtualization Infrastructure +(:term:`NFVI`) verification. + +*SampleVNF* is used in OPNFV for characterization of NFVi/VNF on OPNFV infrastructure +and some of the OPNFV features. + +.. seealso:: Pharos_ for information on OPNFV community labs and this + Technical_Briefs_ for an overview of *SampleVNF* + + +About This Document +=================== + +This document consists of the following chapters: + +* Chapter :doc:`01-introduction` provides a brief introduction to *SampleVNF* + project's background and describes the structure of this document. + +* Chapter :doc:`02-methodology` describes the methodology implemented by the + *SampleVNF* Project for :term:`VNF` and :term:`NFVI` verification. + +* Chapter :doc:`03-architecture` provides information on the software architecture + of *SampleVNF*. + +* Chapter :doc:`04-installation` provides instructions to install *SampleVNF*. + +* Chapter :doc:`05-BKMs` provides example on how installing and running *SampleVNF*. + +Contact SampleVNF +================= + +Feedback? `Contact us`_ + +.. _Contact us: opnfv-users@lists.opnfv.org diff --git a/docs/testing/user/userguide/02-methodology.rst b/docs/testing/user/userguide/02-methodology.rst new file mode 100644 index 00000000..9f377d8d --- /dev/null +++ b/docs/testing/user/userguide/02-methodology.rst @@ -0,0 +1,85 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +=========== +Methodology +=========== + +Abstract +======== + +This chapter describes the methodology/overview of SampleVNF project from +the perspective of a :term:`VNF` and verifying the :term:`NFVI` + +Overview +======== +This project provides a placeholder for various sample VNF (Virtual Network Function (:term:`VNF`)) +development which includes example reference architecture and optimization methods +related to VNF/Network service for high performance VNFs. + +The sample VNFs are Open Source approximations* of Telco grade :term:`VNF` +using optimized VNF + NFVi Infrastructure libraries, with Performance Characterization of Sample† Traffic Flows. +• * Not a commercial product. Encourage the community to contribute and close the feature gaps. +• † No Vendor/Proprietary Workloads + +ETSI-NFV +======== + +.. _NFV-TST001: http://www.etsi.org/deliver/etsi_gs/NFV-TST/001_099/001/01.01.01_60/gs_NFV-TST001v010101p.pdf +.. _SampleVNFtst: https://wiki.opnfv.org/display/SAM/Technical+Briefs+of+VNFs +.. _Yardstick_NSB: http://artifacts.opnfv.org/yardstick/docs/testing_user_userguide/index.html#document-13-nsb-overview + +SampleVNF Test Infrastructure (NSB (Yardstick_NSB_))in yardstick helps to facilitate +consistent/repeatable methodologies for characterizing & validating the +sample VNFs (:term:`VNF`) through OPEN SOURCE VNF approximations. + +Network Service Benchmarking in yardstick framework follows ETSI GS NFV-TST001_ +to verify/characterize both :term:`NFVI` & :term:`VNF` + +The document ETSI GS NFV-TST001_, "Pre-deployment Testing; Report on Validation +of NFV Environments and Services", recommends methods for pre-deployment +testing of the functional components of an NFV environment. + +The SampleVNF project implements the methodology described in chapter 13 of Yardstick_NSB_, +"Pre-deployment validation of NFV infrastructure". + +The methodology consists in decomposing the typical :term:`VNF` work-load +performance metrics into a number of characteristics/performance vectors, which +each can be represented by distinct test-cases. + +.. seealso:: SampleVNFtst_ for material on alignment ETSI TST001 and SampleVNF. + +Metrics +======= + +The metrics, as defined by ETSI GS NFV-TST001, are shown in +:ref:`Table1 <table2_1>`. + +.. _table2_1: + +**Table 1 - Performance/Speed Metrics** + ++---------+-------------------------------------------------------------------+ +| Category| Performance/Speed | +| | | ++---------+-------------------------------------------------------------------+ +| Network | * Throughput per NFVI node (frames/byte per second) | +| | * Throughput provided to a VM (frames/byte per second) | +| | * Latency per traffic flow | +| | * Latency between VMs | +| | * Latency between NFVI nodes | +| | * Packet delay variation (jitter) between VMs | +| | * Packet delay variation (jitter) between NFVI nodes | +| | | ++---------+-------------------------------------------------------------------+ + +.. note:: The description in this OPNFV document is intended as a reference for + users to understand the scope of the SampleVNF Project and the + deliverables of the SampleVNF framework. For complete description of + the methodology, please refer to the ETSI document. + +.. rubric:: Footnotes +.. [1] To be included in future deliveries. + diff --git a/docs/testing/user/userguide/03-architecture.rst b/docs/testing/user/userguide/03-architecture.rst new file mode 100755 index 00000000..4c4b7e61 --- /dev/null +++ b/docs/testing/user/userguide/03-architecture.rst @@ -0,0 +1,113 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +============ +Architecture +============ + +Abstract +======== +This chapter describes the samplevnf software architecture. +we will introduce it VNFs. More technical details will be introduced in this chapter. + +Overview +======== + +Architecture overview +--------------------- +This project provides a placeholder for various sample VNF (Virtual Network Function) +development which includes example reference architecture and optimization methods +related to VNF/Network service for high performance VNFs. + +The sample VNFs are Open Source approximations* of Telco grade VNF’s using +optimized VNF + NFVi Infrastructure libraries, with Performance Characterization +of Sample† Traffic Flows. + +:: + + * Not a commercial product. Encourage the community to contribute and close the feature gaps. + † No Vendor/Proprietary Workloads + +t helps to facilitate deterministic & repeatable bench-marking on Industry +standard high volume Servers. It augments well with a Test Infrastructure to +help facilitate consistent/repeatable methodologies for characterizing & +validating the sample VNFs through OPEN SOURCE VNF approximations and test tools. +The VNFs belongs to this project are never meant for field deployment. +All the VNF source code part of this project requires Apache License Version 2.0. + +Supported deployment: +---------------------- +* Bare-Metal - All VNFs can run on a Bare-Metal DUT +* Standalone Virtualization: All VNFs can run on SV like VPP as switch, ovs, + ovs-dpdk, srioc +* Openstack: Latest Openstack supported + +VNF supported +------------- + - Carrier Grade Network Address Translation (CG-NAT) VNF + :: + The Carrier Grade Network Address and port Translation (vCG-NAPT) is a + VNF approximation extending the life of the service providers IPv4 network + infrastructure and mitigate IPv4 address exhaustion by using address and + port translation in large scale. It processes the traffic in both the directions. + It also supports the connectivity between the IPv6 access network to + IPv4 data network using the IPv6 to IPv4 address translation and vice versa. + - Firewall (vFW) VNF + :: + The Virtual Firewall (vFW) is a VNF approximation serving as a state full + L3/L4 packet filter with connection tracking enabled for TCP, UDP and ICMP. + The VNF could be a part of Network Services (industry use-cases) deployed + to secure the enterprise network from un-trusted network. + - Access Control List (vACL) VNF + :: + The vACL vNF is implemented as a DPDK application using VNF Infrastructure + Library (VIL). The VIL implements common VNF internal, optimized for + Intel Architecture functions like load balancing between cores, IPv4/IPv6 + stack features, and interface to NFV infrastructure like OVS or SRIOV. + - UDP_Replay + :: + The UDP Replay is implemented as a DPDK application using VNF Infrastructure + Library (VIL). Performs as a refelector of all the traffic on given port. + - Prox - Packet pROcessing eXecution engine. + :: + Packet pROcessing eXecution Engine (PROX) which is a DPDK application. + PROX can do operations on packets in a highly configurable manner. + The PROX application is also displaying performance statistics that can + be used for performance investigations. + Intel® DPPD - PROX is an application built on top of DPDK which allows + creating software architectures, such as the one depicted below, through + small and readable configuration files. + +Test Framework +-------------- + +.. _Yardstick_NSB: http://artifacts.opnfv.org/yardstick/docs/testing_user_userguide/index.html#document-13-nsb-overview + +SampleVNF Test Infrastructure (NSB (Yardstick_NSB_))in yardstick helps to facilitate +consistent/repeatable methodologies for characterizing & validating the +sample VNFs (:term:`VNF`) through OPEN SOURCE VNF approximations. + + +Network Service Benchmarking in yardstick framework follows ETSI GS NFV-TST001_ +to verify/characterize both :term:`NFVI` & :term:`VNF` + +For more inforamtion refer, + +SampleVNF Directory structure +============================= + +**samplevnf/** - SampleVNF main directory. + +*common/* - Common re-useable code like arp, nd, packet fwd etc + +*docs/* - All documentation is stored here, such as configuration guides, + user guides and SampleVNF descriptions. + +*tools/* - Currently contains tools to build image for VMs which are deployed + by Heat. Currently contains helper scripts like install, setup env + +*VNFs/* - all VNF source code directory. + +*VNF_Catalogue/* - Collection of all Open Source VNFs diff --git a/docs/testing/user/userguide/04-installation.rst b/docs/testing/user/userguide/04-installation.rst new file mode 100644 index 00000000..265f4e61 --- /dev/null +++ b/docs/testing/user/userguide/04-installation.rst @@ -0,0 +1,258 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +SampleVNF Installation +====================== + + +Abstract +-------- + +This project provides a placeholder for various sample VNF +(Virtual Network Function (:term `VNF`)) development which includes example +reference architecture and optimization methods related to VNF/Network service +for high performance VNFs. +The sample VNFs are Open Source approximations* of Telco grade VNF’s using +optimized VNF + NFVi Infrastructure libraries, with Performance Characterization +of Sample† Traffic Flows. + +:: + • * Not a commercial product. Encourage the community to contribute and close the feature gaps. + • † No Vendor/Proprietary Workloads + +SampleVNF supports installation directly in Ubuntu. The installation procedure +are detailed in the sections below. + +The steps needed to run SampleVNF are: +1. Install and Build SampleVNF. +2. deploy the VNF on the target and modify the config based on the + Network under test +3. Run the traffic generator to generate the traffic. + +Prerequisites +------------- + +Supported Test setup: +-------------------- +The device under test (DUT) consists of a system following; + * A single or dual processor and PCH chip, except for System on Chip (SoC) cases + * DRAM memory size and frequency (normally single DIMM per channel) + * Specific Intel Network Interface Cards (NICs) + * BIOS settings noting those that updated from the basic settings + * DPDK build configuration settings, and commands used for tests +Connected to the DUT is an IXIA* or Software Traffic generator like pktgen or TRex, +simulation platform to generate packet traffic to the DUT ports and +determine the throughput/latency at the tester side. + +Below are the supported/tested (:term `VNF`) deployment type. +.. image:: images/deploy_type.png + :width: 800px + :alt: SampleVNF supported topology + +Hardware & Software Ingredients +------------------------------- +.. code-block:: console + +-----------+------------------+ + | Item | Description | + +-----------+------------------+ + | Memory | Min 20GB | + +-----------+------------------+ + | NICs | 2 x 10G | + +-----------+------------------+ + | OS | Ubuntu 16.04 LTS | + +-----------+------------------+ + | kernel | 4.4.0-34-generic| + +-----------+------------------+ + |DPD | 17.02 | + +-----------+------------------+ + + Boot and BIOS settings + +------------------+---------------------------------------------------+ + | Boot settings | default_hugepagesz=1G hugepagesz=1G hugepages=16 | + | | hugepagesz=2M hugepages=2048 isolcpus=1-11,22-33 | + | | nohz_full=1-11,22-33 rcu_nocbs=1-11,22-33 | + | | Note: nohz_full and rcu_nocbs is to disable Linux*| + | | kernel interrupts, and it’s import | + +------------------+---------------------------------------------------+ + |BIOS | CPU Power and Performance Policy <Performance> | + | | CPU C-state Disabled | + | | CPU P-state Disabled | + | | Enhanced Intel® Speedstep® Tech Disabled | + | | Hyper-Threading Technology (If supported) Enable | + | | Virtualization Techology Enable | + | | Coherency Enable | + | | Turbo Boost Disabled | + +------------------+---------------------------------------------------+ + +Network Topology for testing VNFs +--------------------------------- +The ethernet cables should be connected between traffic generator and the VNF server (BM, +SRIOV or OVS) setup based on the test profile. + +The connectivity could be +1. Single port pair : One pair ports used for traffic + :: + e.g. Single port pair link0 and link1 of VNF are used + TG:port 0 ------ VNF:Port 0 + TG:port 1 ------ VNF:Port 1 + +2. Multi port pair : More than one pair of traffic + :: + e.g. Two port pair link 0, link1, link2 and link3 of VNF are used + TG:port 0 ------ VNF:Port 0 + TG:port 1 ------ VNF:Port 1 + TG:port 2 ------ VNF:Port 2 + TG:port 3 ------ VNF:Port 3 + + * Bare-Metal + Refer: http://fast.dpdk.org/doc/pdf-guides/ to setup the DUT for VNF to run + + * Standalone Virtualization - PHY-VM-PHY + * SRIOV + Refer below link to setup sriov + https://software.intel.com/en-us/articles/using-sr-iov-to-share-an-ethernet-port-among-multiple-vms + + * OVS/OVS/DPDK + Refer below link to setup ovs/ovs-dpdk + http://docs.openvswitch.org/en/latest/intro/install/general/ + http://docs.openvswitch.org/en/latest/intro/install/dpdk/ + + * Openstack + Use OPNFV installer to deploy the openstack. + + +Build VNFs on the DUT: +---------------------- + * Clone sampleVNF project repository - git clone https://git.opnfv.org/samplevnf + Auto Build + ---------- + * Interactive options: + :: + ./tools/vnf_build.sh -i + Follow the steps in the screen from option [1] –> [9] and + select option [8] to build the vnfs. + It will automatically download selected DPDK version and any + required patches and will setup everything and build VNFs. + + Following are the options for setup: + ---------------------------------------------------------- + Step 1: Environment setup. + ---------------------------------------------------------- + [1] Check OS and network connection + [2] Select DPDK RTE version + + ---------------------------------------------------------- + Step 2: Download and Install + ---------------------------------------------------------- + [3] Agree to download + [4] Download packages + [5] Download DPDK zip + [6] Build and Install DPDK + [7] Setup hugepages + + ---------------------------------------------------------- + Step 3: Build VNFs + ---------------------------------------------------------- + [8] Build all VNFs (vACL, vCGNAPT, vFW, UDP_Replay, DPPD-PROX) + + [9] Exit Script + * non-Interactive options: + :: + ./tools/vnf_build.sh -s -d=<dpdk version eg 17.02> +Manual Build +------------ + :: + 1.Download DPDK supported version from dpdk.org + http://dpdk.org/browse/dpdk/snapshot/dpdk-$DPDK_RTE_VER.zip + unzip dpdk-$DPDK_RTE_VER.zip and apply dpdk patches only in case of 16.04 (Not required for other DPDK versions) + cd dpdk + make config T=x86_64-native-linuxapp-gcc O=x86_64-native-linuxapp-gcc + cd x86_64-native-linuxapp-gcc + make -j + 2.Setup huge pages + For 1G/2M hugepage sizes, for example 1G pages, the size must be specified + explicitly and can also be optionally set as the default hugepage size + for the system. For example, to reserve 8G of hugepage memory in the form + of eight 1G pages, the following options should be passed to the + kernel: * default_hugepagesz=1G hugepagesz=1G hugepages=8 hugepagesz=2M hugepages=2048 + 3.Add this to Go to /etc/default/grub configuration file. + Append “default_hugepagesz=1G hugepagesz=1G hugepages=8 hugepagesz=2M hugepages=2048”to the GRUB_CMDLINE_LINUX entry. + 4.Setup Environment Variable + export RTE_SDK=<samplevnf>/dpdk + export RTE_TARGET=x86_64-native-linuxapp-gcc + export VNF_CORE=<samplevnf> + or using ./tools/setenv.sh + 5.Build vACL VNFs + cd <samplevnf>/VNFs/vACL + make clean + make + The vACL executable will be created at the following location + <samplevnf>/VNFs/vACL/build/vACL + +Standalone virtualization/Openstack: + :: + * Build image from yardstick + git clone https://git.opnfv.org/yardstick + * cd yardstick and run + ./tools/yardstick-img-modify tools/ubuntu-server-cloudimg-samplevnf-modify.sh + +Modify Scripts as per Traffic Generator Settings +--------------------------------------------------------- + +e.g: vFW +Modify the configuration according to system test configuration. + +traffic_type selction in config file: +The traffic_type parmeter should be set to 4 (IPv4) or 6 (IPv6) +traffic type. + +There are many other vFW parameters which can be changed +in the config file for simulating different traffic conditions like +timeouts. + +Modify the scripts according to system test configuration. + +The routeadd and arpadd settings should be updated as per the +traffic generator settings. + +; routeadd <port #> <ipv4 nhip address in decimal> <Mask> +routeadd 0 202.16.100.20 0xff000000 +routeadd 1 172.16.40.20 0xff000000 + +;routeadd <port #> <ipv6 nhip address in hex> <Depth> +;routeadd 0 fec0::6a05:caff:fe30:21b0 64 +;routeadd 1 2012::6a05:caff:fe30:2081 64 + +; IPv4 static ARP +;p 1 arpadd 1 172.16.40.20 00:00:00:00:00:04 +;p 1 arpadd 0 202.16.100.20 00:00:00:00:00:01 + +; IPv6 static ARP +;p 1 arpadd 0 fec0::6a05:caff:fe30:21b0 00:00:00:00:00:01 +;p 1 arpadd 1 2012::6a05:caff:fe30:2081 00:00:00:00:00:04 + +The vFW supports enabling/disabling of multiple features +like firewall, conntrack, synproxy and debug. +Thease features can be enabled/disabled through scripts or +CLI commands. + + +ACL rules can be modified based on the test scenarios. +The default rules are provided for reference. + + +Commands to run vFW +---------------------------- +:: + SW_LoadB + ./vFW -p <port mask> -f <config> -s <script> + + HW_LoadB + ./vFW -p <port mask> -f <config> -s <script> -hwlb <num_WT> + + +Proxy Support (**Todo**) +--------------------------- + diff --git a/docs/testing/user/userguide/05-BKMs.rst b/docs/testing/user/userguide/05-BKMs.rst new file mode 100644 index 00000000..289bdad2 --- /dev/null +++ b/docs/testing/user/userguide/05-BKMs.rst @@ -0,0 +1,277 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +SampleVNF BKMs - Example how to run VNF vFW +============================================ + + +Abstract +-------- + +This project provides a placeholder for various sample VNF +(Virtual Network Function (:term `VNF`)) development which includes example +reference architecture and optimization methods related to VNF/Network service +for high performance VNFs. +The sample VNFs are Open Source approximations* of Telco grade VNF’s using +optimized VNF + NFVi Infrastructure libraries, with Performance Characterization +of Sample† Traffic Flows. + +:: + • * Not a commercial product. Encourage the community to contribute and close the feature gaps. + • † No Vendor/Proprietary Workloads + +SampleVNF supports installation directly in Ubuntu. The installation procedure +are detailed in the sections below. + +The steps needed to run SampleVNF are: +1. Install and Build SampleVNF. +2. deploy the VNF on the target and modify the config based on the + Network under test +3. Run the traffic generator to generate the traffic. + +Prerequisites +------------- + +Supported Test setup: +-------------------- +The device under test (DUT) consists of a system following; + * A single or dual processor and PCH chip, except for System on Chip (SoC) cases + * DRAM memory size and frequency (normally single DIMM per channel) + * Specific Intel Network Interface Cards (NICs) + * BIOS settings noting those that updated from the basic settings + * DPDK build configuration settings, and commands used for tests +Connected to the DUT is an IXIA* or Software Traffic generator like pktgen or TRex, +simulation platform to generate packet traffic to the DUT ports and +determine the throughput/latency at the tester side. + +Below are the supported/tested (:term `VNF`) deployment type. +.. image:: images/deploy_type.png + :width: 800px + :alt: SampleVNF supported topology + +Hardware & Software Ingredients +------------------------------- +.. code-block:: console + +-----------+------------------+ + | Item | Description | + +-----------+------------------+ + | Memory | Min 20GB | + +-----------+------------------+ + | NICs | 2 x 10G | + +-----------+------------------+ + | OS | Ubuntu 16.04 LTS | + +-----------+------------------+ + | kernel | 4.4.0-34-generic| + +-----------+------------------+ + |DPD | 17.02 | + +-----------+------------------+ + + Boot and BIOS settings + +------------------+---------------------------------------------------+ + | Boot settings | default_hugepagesz=1G hugepagesz=1G hugepages=16 | + | | hugepagesz=2M hugepages=2048 isolcpus=1-11,22-33 | + | | nohz_full=1-11,22-33 rcu_nocbs=1-11,22-33 | + | | Note: nohz_full and rcu_nocbs is to disable Linux*| + | | kernel interrupts, and it’s import | + +------------------+---------------------------------------------------+ + |BIOS | CPU Power and Performance Policy <Performance> | + | | CPU C-state Disabled | + | | CPU P-state Disabled | + | | Enhanced Intel® Speedstep® Tech Disabled | + | | Hyper-Threading Technology (If supported) Enable | + | | Virtualization Techology Enable | + | | Coherency Enable | + | | Turbo Boost Disabled | + +------------------+---------------------------------------------------+ + +Network Topology for testing VNFs +--------------------------------- +The ethernet cables should be connected between traffic generator and the VNF server (BM, +SRIOV or OVS) setup based on the test profile. + +The connectivity could be +1. Single port pair : One pair ports used for traffic + :: + e.g. Single port pair link0 and link1 of VNF are used + TG:port 0 ------ VNF:Port 0 + TG:port 1 ------ VNF:Port 1 + +2. Multi port pair : More than one pair of traffic + :: + e.g. Two port pair link 0, link1, link2 and link3 of VNF are used + TG:port 0 ------ VNF:Port 0 + TG:port 1 ------ VNF:Port 1 + TG:port 2 ------ VNF:Port 2 + TG:port 3 ------ VNF:Port 3 + + * Bare-Metal + Refer: http://fast.dpdk.org/doc/pdf-guides/ to setup the DUT for VNF to run + + * Stadalone Virtualization - PHY-VM-PHY + * SRIOV + Refer below link to setup sriov + https://software.intel.com/en-us/articles/using-sr-iov-to-share-an-ethernet-port-among-multiple-vms + + * OVS/OVS/DPDK + Refer below link to setup ovs/ovs-dpdk + http://docs.openvswitch.org/en/latest/intro/install/general/ + http://docs.openvswitch.org/en/latest/intro/install/dpdk/ + + * Openstack + use OPNFV installer to deploy the openstack. + +Traffic generator and VNF Setup details +---------------------------------------- + +step 0: Preparing hardware connection. + Connect Traffic generator and VNF system back to back as shown in previous section e.g. Bare-Metal Configuration + TRex port 0 ↔ (VNF Port 0) ↔ (VNF Port 1) ↔ TRex port 1 + +step 1: Setting up Traffic generator (TRex) (Refer: https://trex-tgn.cisco.com/trex/doc/trex_stateless_bench.html) + TRex Software preparations + -------------------------- + a. Install the OS (Bare metal Linux, not VM!) + b. Obtain the latest TRex package: wget https://trex-tgn.cisco.com/trex/release/latest + c. Untar the package: tar -xzf latest + d. Change dir to unzipped TRex + e. Create config file using command: sudo python dpdk_setup_ports.py -i + In case of Ubuntu 16 need python3 + See paragraph config creation for detailed step-by-step +step 2: Setting up VNF + + Deployment type - Bare-Metal: + ---------------------------- + a. Clone sampleVNF project repository - git clone https://git.opnfv.org/samplevnf + Auto Build + * Interactive options: + ./tools/vnf_build.sh -i + Follow the steps in the screen from option [1] –> [9] and select option [8] to build the vnfs. It will automatically download selected DPDK version and any required patches and will setup everything and build VNFs. + Following are the options for setup: + ---------------------------------------------------------- + Step 1: Environment setup. + ---------------------------------------------------------- + [1] Check OS and network connection + [2] Select DPDK RTE version + + ---------------------------------------------------------- + Step 2: Download and Install + ---------------------------------------------------------- + [3] Agree to download + [4] Download packages + [5] Download DPDK zip + [6] Build and Install DPDK + [7] Setup hugepages + + ---------------------------------------------------------- + Step 3: Build VNFs + ---------------------------------------------------------- + [8] Build all VNFs (vACL, vCGNAPT, vFW, UDP_Replay, DPPD-PROX) + + [9] Exit Script + * non-Interactive options: + ./tools/vnf_build.sh -s -d=<dpdk version eg 17.02> + Manual Build + 1. Download DPDK supported version from dpdk.org + http://dpdk.org/browse/dpdk/snapshot/dpdk-$DPDK_RTE_VER.zip + unzip dpdk-$DPDK_RTE_VER.zip and apply dpdk patches only in case of 16.04 (Not required for other DPDK versions) + cd dpdk + make config T=x86_64-native-linuxapp-gcc O=x86_64-native-linuxapp-gcc + cd x86_64-native-linuxapp-gcc + make + 2. Setup huge pages + For 1G/2M hugepage sizes, for example 1G pages, the size must be + specified explicitly and can also be optionally set as the + default hugepage size for the system. For example, to reserve 8G + of hugepage memory in the form of eight 1G pages, the following + options should be passed to the kernel: * default_hugepagesz=1G + hugepagesz=1G hugepages=8 hugepagesz=2M hugepages=2048 + 3. Add this to Go to /etc/default/grub configuration file. + Append “default_hugepagesz=1G hugepagesz=1G hugepages=8 hugepagesz=2M hugepages=2048” + to the GRUB_CMDLINE_LINUX entry. + 4. Setup Environment Variable + export RTE_SDK=<samplevnf>/dpdk + export RTE_TARGET=x86_64-native-linuxapp-gcc + export VNF_CORE=<samplevnf> + or using ./tools/setenv.sh + 5. Build vFW VNFs + cd <samplevnf>/VNFs/vFW + make clean + make + The vFW executable will be created at the following location + <samplevnf>/VNFs/vFW/build/vFW + +step 3: Running VNF + a. Setup Port to run VNF + For DPDK versions 17.xx + 1. cd <samplevnf>/dpdk + 2. ./usertools/dpdk-devbind.py --status <--- List the network device + 3. ./usertools/dpdk-devbind.py -b igb_uio <PCI Port 0> <PCI Port 1> + .. _More details: http://dpdk.org/doc/guides-17.05/linux_gsg/build_dpdk.html#binding-and-unbinding-network-ports-to-from-the-kernel-modules + b. Prepare script to enalble VNF to route the packets + :: + cd <samplevnf>/VNFs/vFW/config + Open -> VFW_SWLB_SinglePortPair_script.tc. Replace the bold items based on your setting. + + link 0 config <VNF port 0 IP eg 202.16.100.10> 8 + link 0 up + link 1 down + link 1 config <VNF port 0 IP eg 172.16.40.10> 8 + link 1 up + ; routeadd <port #> <ipv4 nhip address in decimal> <Mask> + routeadd 0 <traffic generator port 0 IP eg 202.16.100.20> 0xff000000 + routeadd 1 <traffic generator port 1 IP eg 172.16.40.20> 0xff000000 + + ; IPv4 static ARP; disable if dynamic arp is enabled. + p 1 arpadd 0 <traffic generator port 0 IP eg 202.16.100.20> <traffic generator port 0 MAC> + p 1 arpadd 1 <traffic generator port 1 IP eg 172.16.40.20> <traffic generator port 1 MAC> + p action add 0 accept + p action add 0 fwd 0 + p action add 0 count + p action add 1 accept + p action add 1 fwd 1 + p action add 1 count + p action add 2 drop + p action add 2 count + p action add 0 conntrack + p action add 1 conntrack + p action add 2 conntrack + p action add 3 conntrack + ; IPv4 rules + p vfw add 1 <traffic generator port 0 IP eg 202.16.100.20> 8 <traffic generator port 1 IP eg 172.16.40.20> 8 0 65535 67 69 0 0 2 + p vfw add 2 <traffic generator port 0 IP eg 202.16.100.20> 8 <traffic generator port 1 IP eg 172.16.40.20> 8 0 65535 0 65535 0 0 1 + p vfw add 2 <traffic generator port 1 IP eg 172.16.40.20> 8 <traffic generator port 0 IP eg 202.16.100.20> 8 0 65535 0 65535 0 0 0 + p vfw applyruleset + c. Run below cmd to launch the VNF. Please make sure both hugepages and ports to be used are bind to dpdk. + :: + cd <samplevnf>/VNFs/vFW/ + ./build/vFW -p 0x3 -f ./config/VFW_SWLB_SinglePortPair_4Thread.cfg -s ./config/VFW_SWLB_SinglePortPair_script.tc + +step 4: Run Test using traffic geneator + +On traffic generator system: + cd <trex eg v2.28/stl> + Update the bench.py to generate the traffic. + + class STLBench(object): + ip_range = {} + ip_range['src'] = {'start': '<traffic generator port 0 IP eg 202.16.100.20>', 'end': '<traffic generator port 0 IP eg 202.16.100.20>'} + ip_range['dst'] = {'start': '<traffic generator port 1 IP eg 172.16.40.20>', 'end': '<traffic generator port 1 IP eg 172.16.40.20>'} + cd <trex eg v2.28> + Run the TRex server: sudo ./t-rex-64 -i -c 7 + In another shell run TRex console: trex-console + The console can be run from another computer with -s argument, --help for more info. + Other options for TRex client are automation or GUI + In the console, run "tui" command, and then send the traffic with commands like: + start -f stl/bench.py -m 50% --port 0 3 -t size=590,vm=var1 + For more details refer: https://trex-tgn.cisco.com/trex/doc/trex_stateless_bench.html + +Deployment type Standalone Virtualization/Openstack: +Step 0: Setup the NFVi Infrastrucutre. (Refer installation section) +Step 1: Build SampleVNF enabled VM + * Build image from yardstick + git clone https://git.opnfv.org/yardstick + * cd yardstick and run + ./tools/yardstick-img-modify tools/ubuntu-server-cloudimg-samplevnf-modify.sh +Step 3: Follow steps 0 to 4 in above section to run the VNF. diff --git a/docs/testing/user/userguide/glossary.rst b/docs/testing/user/userguide/glossary.rst new file mode 100644 index 00000000..e54794ee --- /dev/null +++ b/docs/testing/user/userguide/glossary.rst @@ -0,0 +1,62 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +======== +Glossary +======== + +.. glossary:: + :sorted: + + TRex + Realistic traffic generator + + API + Application Programming Interface + + DPI + Deep Packet Inspection + + DPDK + Data Plane Development Kit + + NIC + Network Interface Controller + + BNG + Broadband Network Gateway + + VM + Virtual Machine + + VNF + Virtual Network Function + + VNFC + Virtual Network Function Component + + NFVI + Network Function Virtualization Infrastructure + + SR-IOV + Single Root IO Virtualization + + SUT + System Under Test + + ToS + Type of Service + + vFW + Virtual Firewall + + vCGNAPT + Virtual Carrier Grade Network Address and port Translation + + vACL + Virtual Access Control List + + PROX + Packet pROcessing eXecution engine diff --git a/docs/testing/user/userguide/images/deploy_type.png b/docs/testing/user/userguide/images/deploy_type.png Binary files differnew file mode 100644 index 00000000..9f5aad8b --- /dev/null +++ b/docs/testing/user/userguide/images/deploy_type.png diff --git a/docs/testing/user/userguide/index.rst b/docs/testing/user/userguide/index.rst index 1998be3b..e21f1faa 100644 --- a/docs/testing/user/userguide/index.rst +++ b/docs/testing/user/userguide/index.rst @@ -3,3 +3,19 @@ .. (c) OPNFV, Intel Corporation and others. .. OPNFV SAMPLEVNF Documentation master file. + +=========================================== +SampleVNF User Guide +=========================================== + +.. toctree:: + :maxdepth: 4 + :numbered: + + 01-introduction + 02-methodology + 03-architecture + 04-installation + 05-BKMs + glossary + references diff --git a/docs/testing/user/userguide/references.rst b/docs/testing/user/userguide/references.rst new file mode 100644 index 00000000..30f6e604 --- /dev/null +++ b/docs/testing/user/userguide/references.rst @@ -0,0 +1,48 @@ +.. This work is licensed under a Creative Commons Attribution 4.0 International +.. License. +.. http://creativecommons.org/licenses/by/4.0 +.. (c) OPNFV, Intel Corporation and others. + +========== +References +========== + + +OPNFV +===== + +* Yardstick wiki: https://wiki.opnfv.org/yardstick +* SampleVNF wiki: https://wiki.opnfv.org/samplevnf + +References used in Test Cases +============================= + +* TRex: https://trex-tgn.cisco.com/ +* DPDKpktgen: https://github.com/Pktgen/Pktgen-DPDK/ +* DPDK: http://dpdk.org +* DPDK supported NICs: http://dpdk.org/doc/nics +* fdisk: http://www.tldp.org/HOWTO/Partition/fdisk_partitioning.html +* fio: http://www.bluestop.org/fio/HOWTO.txt +* free: http://manpages.ubuntu.com/manpages/trusty/en/man1/free.1.html +* iperf3: https://iperf.fr/ +* Lmbench man-pages: http://manpages.ubuntu.com/manpages/trusty/lat_mem_rd.8.html +* Memory bandwidth man-pages: http://manpages.ubuntu.com/manpages/trusty/bw_mem.8.html +* mpstat man-pages: http://manpages.ubuntu.com/manpages/trusty/man1/mpstat.1.html +* pktgen: https://www.kernel.org/doc/Documentation/networking/pktgen.txt +* RAMspeed: http://alasir.com/software/ramspeed/ +* SR-IOV: https://wiki.openstack.org/wiki/SR-IOV-Passthrough-For-Networking +* Storperf: https://wiki.opnfv.org/display/storperf/Storperf +* unixbench: https://github.com/kdlucas/byte-unixbench/blob/master/UnixBench + + +Research +======== +* + +Standards +========= + +* ETSI NFV: http://www.etsi.org/technologies-clusters/technologies/nfv +* ETSI GS-NFV TST 001: http://www.etsi.org/deliver/etsi_gs/NFV-TST/001_099/001/01.01.01_60/gs_NFV-TST001v010101p.pdf +* RFC2544: https://www.ietf.org/rfc/rfc2544.txt + |
