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@ -2,22 +2,24 @@
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The following sections describe how to acquire the resources |
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to reproduce the test results. All compilations were made on Ubuntu |
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16.04 with kernels |
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\begin{itemize} |
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\item 4.15.0-54-generic (Supporting Desktop), |
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\item 4.15.0-54-generic (Supporting Desktop) |
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\item 4.4.0-143-generic (BMV2 test VM) |
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\item 4.15.0-55-generic (Desktop with NetFPGA |
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\item 4.15.0-55-generic (Desktop with NetFPGA card) |
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\end{itemize} |
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% ok |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterminus1:thesis:general}Master Thesis} |
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The master thesis including all self developed source code is |
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available by git via |
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\begin{verbatim} |
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git clone git@gitlab.ethz.ch:nicosc/master-thesis.git |
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git clone https://gitlab.ethz.ch/nsg/student-projects/ma-2019-19_high_speed_nat64_with_p4 |
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\end{verbatim} |
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It can be browsed online on \url{https://gitlab.ethz.ch/nicosc/master-thesis}. |
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It can be browsed online on |
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\url{https://gitlab.ethz.ch/nicosc/master-thesis} and on |
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\url{https://gitlab.ethz.ch/nsg/student-projects/ma-2019-19_high_speed_nat64_with_p4}. |
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% ok |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterminus1:thesis:xilinx}Xilinx Toolchain} |
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A prerequisite for building the NetFGPA source code is the |
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@ -26,10 +28,9 @@ installation of
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\item \verb=Xilinx_SDNet_2018.2_1005_9= |
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\item \verb=Xilinx_Vivado_SDK_2018.2_0614_1954= |
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\end{itemize} |
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Both tools need to be installed to /opt/Xilinx/, as paths are |
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hardcoded in various places. |
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% ok |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterminus1:thesis}NetFGPA support scripts} |
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To be able to compile P4 source code to the NetFPGA the collection of |
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@ -45,7 +46,6 @@ After that the variable \verb=P4_PROJECT_NAME= in
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\texttt{~/projects/P4-NetFPGA/tools/settings.sh} needs to be modified to |
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read \verb|export P4_PROJECT_NAME=minip4| instead of |
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\verb|export P4_PROJECT_NAME=switch_calc|. |
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Sample code for installation: |
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\begin{verbatim} |
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@ -53,38 +53,33 @@ Sample code for installation:
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git clone git@github.com:NetFPGA/P4-NetFPGA-live.git P4-NetFPGA |
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sed -i 's/\(P4_PROJECT_NAME=\).*/\1minip4/' ~/projects/P4-NetFPGA/tools/settings.sh |
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\end{verbatim} |
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Version \textbf{v1.3.1-46-g97d3aaa} of the P4-NetPFGA repository was |
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used for creating the bitfiles of this project. |
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\begin{verbatim} |
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nico@nsg-System:~/projects/P4-NetFPGA$ git describe --always |
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v1.3.1-46-g97d3aaa |
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\end{verbatim} |
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% ok |
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% ---------------------------------------------------------------------- |
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\chapter{\label{appendix0}BMV2 environment and tests} |
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All BMV2 based compilations were made with the following compiler: |
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\begin{verbatim} |
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p4@ubuntu:~$ p4c --version |
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p4c 0.5 (SHA: 5ae30ee) |
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\end{verbatim} |
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The installation is based on the vagrant files that were provided in |
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the |
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``Advanced Topics in |
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the ``Advanced Topics in |
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Communication Networks Fall 2018'' course of |
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ETHZ (\url{https://adv-net.ethz.ch/2018/}) and contains p4tools as |
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well as all utilities that came with the vagrant installation. |
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\section{\label{chapter0:bmv2-diff}Diff based checksumming} |
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% ok |
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% ---------------------------------------------------------------------- |
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%\section{\label{chapter0:bmv2-diff}Diff based checksumming} |
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For running the diff based checksum code, the following steps are |
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necessary: |
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Compiling the p4 code and starting the switch: |
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\begin{verbatim} |
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cd ~/master-thesis/p4app |
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sudo p4run --config nat64-diff.json |
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@ -100,9 +95,14 @@ sudo python ./controller.py --mode range_router
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% ---------------------------------------------------------------------- |
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\chapter{\label{appendixA}NetFPGA environment and tests} |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterA:netpfga-setup}NetFPGA Setup} |
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Description of installation, commit of netpfga-live |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterA:netpfga:compile}NetFPGA Compile Flow} |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterA:section1}NetFPGA NAT64 Test cases} |
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todo: add graphic of nsg <-> esprimo cabling |
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\begin{verbatim} |
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@ -131,8 +131,8 @@ For all test cases the following network settings on esprimo:
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inet6 fe80::faf2:1eff:fe09:62d1/64 scope link |
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valid_lft forever preferred_lft forever |
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\end{verbatim} |
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\subsection{Test 1: IPv4 egress settings work} |
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% ---------------------------------------------------------------------- |
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\subsection{Test 1: IPv4 egress} |
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Scenario: simple egress port setting for the IPv4 addresses |
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Step 1: getting correct values for table entries from python: |
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@ -208,6 +208,7 @@ listening on enp2s0f0, link-type EN10MB (Ethernet), capture size 262144 bytes
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Result: sucess |
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% ---------------------------------------------------------------------- |
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\subsection{Test 2: IPv6 egress} |
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Similar to the IPv4 setting before, just for IPv6. |
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@ -393,18 +394,12 @@ sudo ip -6 neighbor add 2001:db8:42::a00:2a lladdr f8:f2:1e:09:62:d0 dev enp2s0f
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Step 4: ping test should translate, but fail with wrong checksum: |
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\begin{verbatim} |
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\end{verbatim} |
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\begin{verbatim} |
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\end{verbatim} |
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% ---------------------------------------------------------------------- |
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\chapter{\label{appendixB}NetFPGA Logs} |
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Majority of the log files are stored inside the source code directory |
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stored at ``netpfga/logs''. It follows a selection of log files |
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stored at ``netpfga/logs''. It follows a selection of excerpts |
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of log files that might be relevant for reproducing the work. |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterB:netpfga-flasherror}NetFPGA Flash Errors} |
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Sometimes flashing bitfiles to the NetFPGA will fail. A random amount |
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@ -458,6 +453,7 @@ nf3: ERROR while getting interface flags: No such device
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+ bash config_writes.sh |
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\end{verbatim} |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterB:netpfga-flashok}NetFPGA Flash Success} |
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A successful flashing process also emits a couple of errors, however |
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@ -511,6 +507,7 @@ nf3: ERROR while getting interface flags: No such device
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+ bash config_writes.sh |
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nico@nsg-System:~/projects/P4-NetFPGA/contrib-projects/sume-sdnet-switch/projects/minip4/simple_sume_switch/bitfiles$ |
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\end{verbatim} |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterB:netpfga-kernelmodule}NetFPGA Kernel module} |
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After a successful flash, loading the kernel module will enable nf |
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@ -582,6 +579,7 @@ nico@nsg-System:~$ ip l
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nico@nsg-System:~$ |
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\end{verbatim} |
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% ---------------------------------------------------------------------- |
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\section{\label{chapterB:netpfga-nftraffic}NetFPGA misses packets on nf*} |
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While the nf devices appear in the operating system, packets emitted |
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@ -591,6 +589,8 @@ that is connected to the specific output port.
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%--------------------------------------------------------------------------------------------------------- |
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\chapter{\label{benchmark}Benchmark Logs} |
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% ---------------------------------------------------------------------- |
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\section{\label{benchmark:iperf}iperf} |
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Omitting startup time |
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@ -2369,7 +2369,6 @@ Describe your task.
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%--------------------------------------------------------------------------------------------------------- |
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\printnomenclature |
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\abbrev{ARP}{Address resolution protocol} |
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\abbrev{ASIC}{Application-specific integrated circuit} |
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\abbrev{FGPA}{Field-programmable gate array} |
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Nico Schottelius
3 years ago
