++ doc update ++ nat64_static / P4 begin
This commit is contained in:
Nico Schottelius
parent
81bf368279
commit
472a104e2b
3 changed files with 586 additions and 30 deletions
474
doc/plan.org
474
doc/plan.org
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@ -98,12 +98,21 @@
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| | * Send recap / mail next week | |
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| | * week after 1130 Thursday | |
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| 2019-03-07 | ICMP6 checksumming works!!! | x |
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| | -> more fields needed to be included! | |
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| 2019-03-08 | NAT64 1:1 table ICMP, ICMPv6 working | |
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| 2019-03-13 | Tried/trying to get vagrant VM or P4* running on the notebook | |
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| | | |
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| 2019-03-14 | NAT64 static rewrite | |
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| | - table support | |
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| | - checksum not yet ported for translations | |
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| 2019-03-30 | NAT64 1:1 table ICMP, ICMPv6 working | |
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| | Will need some switch local ip addresses | |
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| 2019-03-15 | NAT64 1:1 table TCP/UDP working | |
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| 2019-04-12 | NAT64 1:1 table TCP/UDP working | |
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| 2019-03-29 | Jool SIIT / range / offset support https://www.jool.mx/en/run-vanilla.html | |
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@ -145,6 +154,440 @@
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*** DONE Setup P4 base / structure
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*** DONE Create minimal controller for populating tables
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*** DONE Checkout / review egress settings
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*** TODO Get p4 VM / vagrant running
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**** DONE install libvirtd-daemon
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**** DONE install ebtables
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**** DONE install dnsmasq
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*** TODO Get p4c & co. running on the notebook
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**** DONE mininet via packages
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**** DONE p4c
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(virtualenv-with-site) [17:43] line:build% make install
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[ 0%] Built target update_includes
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[ 0%] Built target linkgraphs
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[ 0%] Built target linkbmv2
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[ 0%] Built target linkp4cebpf
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[ 0%] Built target linkp4test
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[ 1%] Built target p4c_driver
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[ 4%] Built target p4ctoolkit
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[ 12%] Built target irgenerator
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[ 14%] Generating IR class files
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[ 14%] Built target genIR
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[ 18%] Built target ir
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[ 18%] Built target mkv1dirs
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[ 18%] Built target mkp4dirs
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[ 45%] Built target frontend
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[ 51%] Built target midend
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[ 51%] Built target mkP4configdir
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[ 64%] Built target controlplane
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[ 68%] Built target bmv2backend
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[ 75%] Built target p4c-bm2-psa
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[ 81%] Built target p4c-bm2-ss
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[ 84%] Built target p4c-ebpf
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[ 87%] Built target p4test
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[ 90%] Built target p4c-graphs
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[ 93%] Built target gtest
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[100%] Built target gtestp4c
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Install the project...
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-- Install configuration: "RELEASE"
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4include
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4include/p4d2model.p4
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4include/v1model.p4
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4include/core.p4
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4include/psa.p4
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/bin/p4c
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src/driver.py
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src/util.py
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src/config.py
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src/__init__.py
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src/main.py
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src/p4c.bmv2.cfg
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4c_src/p4c.ebpf.cfg
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/bin/p4c-bm2-ss
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/bin/p4c-bm2-psa
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/bin/p4c-ebpf
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-- Up-to-date: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4include
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/share/p4c/p4include/ebpf_model.p4
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/bin/p4test
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-- Installing: /home/nico/vcs/master-thesis/support/p4c-installation/bin/p4c-graphs
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(virtualenv-with-site) [0:42] line:build% ls /home/nico/vcs/master-thesis/support/p4c-installation/bin/
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p4c p4c-bm2-psa p4c-bm2-ss p4c-ebpf p4c-graphs p4test
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(virtualenv-with-site) [0:42] line:build%
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**** TODO install behavioral-model
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**** TODO Debug / reread the virtualbox script from the lecture
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**** TODO Get p4c installed / running
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https://github.com/p4lang/p4c
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***** log
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[16:31] line:p4c% git submodule update --init --recursive
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root@line:~# apt install bison \
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> build-essential \
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> cmake \
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> flex \
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> g++ \
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> libboost-dev \
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> libboost-graph-dev \
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> libboost-iostreams1.58-dev \
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> libfl-dev \
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> libgc-dev \
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> libgmp-dev \
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> pkg-config \
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> python-ipaddr \
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> python-pip \
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> python-setuptools \
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> tcpdump
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Reading package lists... Done
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Building dependency tree
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Reading state information... Done
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Package libboost-iostreams1.58-dev is not available, but is referred to by another package.
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This may mean that the package is missing, has been obsoleted, or
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is only available from another source
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E: Package 'libboost-iostreams1.58-dev' has no installation candidate
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root@line:~# apt install libpcap-dev libelf-dev llvm clang iproute2 net-tools
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[16:33] line:p4c% . ~/vcs/master-thesis/support/virtualenv2/bin/activate
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(virtualenv2) [16:35] line:p4c% pip install tenjin \
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pyroute2 \
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ply==3.8 \
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scapy==2.4.0
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***** Using newer version of libboost-iostreams1.58-dev
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***** buidling
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(virtualenv2) [16:36] line:p4c% mkdir build && \
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cd build && \
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cmake .. '-DCMAKE_CXX_FLAGS:STRING=-O3'
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***** missing protobuf
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(virtualenv2) [16:36] line:p4c% mkdir build && \
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cd build && \
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cmake .. '-DCMAKE_CXX_FLAGS:STRING=-O3'
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cd build && \
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cmake .. '-DCMAKE_CXX_FLAGS:STRING=-O3'-- The C compiler identification is GNU 8.3.0
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-- The CXX compiler identification is GNU 8.3.0
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-- Check for working C compiler: /usr/bin/cc
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-- Check for working C compiler: /usr/bin/cc -- works
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-- Detecting C compiler ABI info
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-- Detecting C compiler ABI info - done
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-- Detecting C compile features
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-- Detecting C compile features - done
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-- Check for working CXX compiler: /usr/bin/c++
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-- Check for working CXX compiler: /usr/bin/c++ -- works
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-- Detecting CXX compiler ABI info
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-- Detecting CXX compiler ABI info - done
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-- Detecting CXX compile features
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-- Detecting CXX compile features - done
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-- Found PythonInterp: /home/nico/vcs/master-thesis/support/virtualenv2/bin/python (found version "2.7.16")
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-- Found FLEX: /usr/bin/flex (found version "2.6.4")
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-- Found BISON: /usr/bin/bison (found suitable version "3.3.2", minimum required is "3.0.2")
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CMake Error at /usr/share/cmake-3.13/Modules/FindPackageHandleStandardArgs.cmake:137 (message):
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Could NOT find Protobuf (missing: Protobuf_INCLUDE_DIR) (Required is at
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least version "3.0.0")
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Call Stack (most recent call first):
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/usr/share/cmake-3.13/Modules/FindPackageHandleStandardArgs.cmake:378 (_FPHSA_FAILURE_MESSAGE)
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/usr/share/cmake-3.13/Modules/FindProtobuf.cmake:595 (FIND_PACKAGE_HANDLE_STANDARD_ARGS)
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CMakeLists.txt:81 (find_package)
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-- Configuring incomplete, errors occurred!
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See also "/home/nico/vcs/master-thesis/support/p4c/build/CMakeFiles/CMakeOutput.log".
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See also "/home/nico/vcs/master-thesis/support/p4c/build/CMakeFiles/CMakeError.log".
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(virtualenv2) [16:36] line:build% apt search protobuf
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(virtualenv2) [16:38] line:build% sudo apt install python-protobuf protobuf-compiler
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(virtualenv2) [16:38] line:build% cmake .. '-DCMAKE_CXX_FLAGS:STRING=-O3'
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-- Found Protobuf: /usr/lib/x86_64-linux-gnu/libprotobuf.a;-lpthread (found suitable version "3.6.1", minimum required is "3.0.0")
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-- Boost version: 1.67.0
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-- Found the following Boost libraries:
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-- iostreams
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-- regex
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-- Found LibGc: /usr/lib/x86_64-linux-gnu/libgccpp.so (found suitable version "7.6.4", minimum required is "7.2.0")
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-- Found Threads: TRUE
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-- Found LibGmp: /usr/lib/x86_64-linux-gnu/libgmpxx.so
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-- Looking for clock_gettime in rt
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-- Looking for clock_gettime in rt - found
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-- Looking for execinfo.h
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-- Looking for execinfo.h - found
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-- Looking for ucontext.h
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-- Looking for ucontext.h - found
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-- Looking for C++ include cxxabi.h
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-- Looking for C++ include cxxabi.h - found
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-- Looking for memchr
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-- Looking for memchr - found
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-- Looking for pipe2
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-- Looking for pipe2 - found
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-- Looking for GC_print_stats
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-- Looking for GC_print_stats - found
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-- Found PY_difflib: /usr/lib/python2.7/difflib.pyc
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-- Found PY_shutil: /usr/lib/python2.7/shutil.pyc
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-- Found PY_tempfile: /usr/lib/python2.7/tempfile.pyc
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-- Found PY_subprocess: /usr/lib/python2.7/subprocess.pyc
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-- Found PY_re: /home/nico/vcs/master-thesis/support/virtualenv2/lib/python2.7/re.pyc
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-- Could NOT find Doxygen (missing: DOXYGEN_EXECUTABLE)
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-- Program 'simple_switch_CLI' (https://github.com/p4lang/behavioral-model.git) not found;
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Searched .
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Will not run BMv2 tests. (missing: SIMPLE_SWITCH SIMPLE_SWITCH_CLI)
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-- Program 'psa_switch_CLI' (https://github.com/p4lang/behavioral-model.git) not found;
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Searched .
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Will not run PSA BMv2 tests. (missing: PSA_SWITCH PSA_SWITCH_CLI)
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-- Performing Test _HAVE_OPTION_Wall_
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-- Performing Test _HAVE_OPTION_Wall_ - Success
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-- Performing Test _HAVE_OPTION_Wextra_
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-- Performing Test _HAVE_OPTION_Wextra_ - Success
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-- Performing Test _HAVE_OPTION_Wnooverloadedvirtual_
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-- Performing Test _HAVE_OPTION_Wnooverloadedvirtual_ - Success
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-- Performing Test _HAVE_OPTION_Wnodeprecated_
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-- Performing Test _HAVE_OPTION_Wnodeprecated_ - Success
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-- Using the GNU gold linker.
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-- Available extensions
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CMake Warning at backends/bmv2/CMakeLists.txt:193 (MESSAGE):
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BMv2 simple switch is not available, not adding v1model BMv2 tests
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CMake Warning at backends/bmv2/CMakeLists.txt:199 (MESSAGE):
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BMv2 PSA switch is not available, not adding PSA BMv2 tests
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-- Found LLVM 7.0.1
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-- Added 14 tests to 'ebpf-kernel' (0 xfails)
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-- Added 14 tests to 'ebpf-bcc' (0 xfails)
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-- Added 14 tests to 'ebpf' (0 xfails)
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-- Added 161 tests to 'p4' (0 xfails)
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-- Added 506 tests to 'p4' (4 xfails)
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-- Added 204 tests to 'p14_to_16' (0 xfails)
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-- CTest parallel: -j 8
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-- Configuring done
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-- Generating done
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-- Build files have been written to: /home/nico/vcs/master-thesis/support/p4c/build
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***** testing in build directory: works
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/home/nico/vcs/master-thesis/support/p4c/build
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***** Changing install path
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CMAKE_INSTALL_PREFIX
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cmake .. '-DCMAKE_CXX_FLAGS:STRING=-O3' -DCMAKE_INSTALL_PREFIX=/home/nico/vcs/master-thesis/support/p4c-installation
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**** TODO Get p4utils running (?)
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**** log of python, p4app, p4c installation
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[16:16] line:support% virtualenv virtualenv2
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Running virtualenv with interpreter /usr/bin/python2
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New python executable in /home/nico/vcs/master-thesis/support/virtualenv2/bin/python2
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Also creating executable in /home/nico/vcs/master-thesis/support/virtualenv2/bin/python
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Installing setuptools, pkg_resources, pip, wheel...done.
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[16:16] line:support%
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[16:18] line:p4-utils-nsg% . ~/vcs/master-thesis/support/virtualenv2/bin/activate
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(virtualenv2) [16:19] line:p4-utils-nsg% which pip
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/home/nico/vcs/master-thesis/support/virtualenv2/bin/pip
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(virtualenv2) [16:19] line:p4-utils-nsg%
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***** pip install -e .
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****** Missing python development headers
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copying psutil/tests/test_memory_leaks.py -> build/lib.linux-x86_64-2.7/psutil/tests
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running build_ext
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building 'psutil._psutil_linux' extension
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creating build/temp.linux-x86_64-2.7
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creating build/temp.linux-x86_64-2.7/psutil
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x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fno-strict-aliasing -Wdate-time -D_FORTIFY_SOURCE=2 -g -fdebug-prefix-map=/build/python2.7-UboFgi/python2.7-2.7.16~rc1=. -fstack-protector-strong -Wformat -Werror=format-security -fPIC -DPSUTIL_POSIX=1 -DPSUTIL_VERSION=561 -DPSUTIL_LINUX=1 -I/usr/include/python2.7 -c psutil/_psutil_common.c -o build/temp.linux-x86_64-2.7/psutil/_psutil_common.o
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psutil/_psutil_common.c:9:10: fatal error: Python.h: No such file or directory
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#include <Python.h>
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^~~~~~~~~~
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compilation terminated.
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error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
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root@line:~# apt install python2-dev
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****** installing, but missing mininet.net
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(virtualenv2) [16:21] line:p4-utils-nsg% pip install -e "."
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DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after that date. A future version of pip will drop support for Python 2.7.
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Obtaining file:///home/nico/vcs/master-thesis/support/p4-utils-nsg
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Requirement already satisfied: setuptools in /home/nico/vcs/master-thesis/support/virtualenv2/lib/python2.7/site-packages (from p4utils==0.2) (40.8.0)
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Requirement already satisfied: networkx in /home/nico/vcs/master-thesis/support/virtualenv2/lib/python2.7/site-packages (from p4utils==0.2) (2.2)
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Requirement already satisfied: ipaddress in /home/nico/vcs/master-thesis/support/virtualenv2/lib/python2.7/site-packages (from p4utils==0.2) (1.0.22)
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Requirement already satisfied: scapy in /home/nico/vcs/master-thesis/support/virtualenv2/lib/python2.7/site-packages (from p4utils==0.2) (2.4.2)
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Requirement already satisfied: psutil in /home/nico/vcs/master-thesis/support/virtualenv2/lib/python2.7/site-packages (from p4utils==0.2) (5.6.1)
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Requirement already satisfied: decorator>=4.3.0 in /home/nico/vcs/master-thesis/support/virtualenv2/lib/python2.7/site-packages (from networkx->p4utils==0.2) (4.3.2)
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Installing collected packages: p4utils
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Found existing installation: p4utils 0.2
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Not uninstalling p4utils at /home/nico/vcs/master-thesis/support/p4-utils-nsg, outside environment /home/nico/vcs/master-thesis/support/virtualenv2
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Can't uninstall 'p4utils'. No files were found to uninstall.
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Running setup.py develop for p4utils
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Successfully installed p4utils
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(virtualenv2) [16:21] line:p4-utils-nsg%
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**** log Try2: using virtualenv that uses site packages for using mininet
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[17:13] line:support% virtualenv --system-site-packages virtualenv-with-site
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Running virtualenv with interpreter /usr/bin/python2
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New python executable in /home/nico/vcs/master-thesis/support/virtualenv-with-site/bin/python2
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Also creating executable in /home/nico/vcs/master-thesis/support/virtualenv-with-site/bin/python
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Installing setuptools, pkg_resources, pip, wheel...done.
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[17:23] line:support% . ./virtualenv-with-site/bin/activate
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(virtualenv-with-site) [17:23] line:support%
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(virtualenv-with-site) [17:23] line:p4-utils-nsg% pip install -e .
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(virtualenv-with-site) [17:23] line:p4-utils-nsg% pip install -e .
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DEPRECATION: Python 2.7 will reach the end of its life on January 1st, 2020. Please upgrade your Python as Python 2.7 won't be maintained after that date. A future version of pip will drop support for Python 2.7.
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Obtaining file:///home/nico/vcs/master-thesis/support/p4-utils-nsg
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Requirement already satisfied: setuptools in /home/nico/vcs/master-thesis/support/virtualenv-with-site/lib/python2.7/site-packages (from p4utils==0.2) (40.8.0)
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Collecting networkx (from p4utils==0.2)
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Requirement already satisfied: ipaddress in /usr/lib/python2.7/dist-packages (from p4utils==0.2) (1.0.17)
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Requirement already satisfied: scapy in /usr/lib/python2.7/dist-packages (from p4utils==0.2) (2.4.0)
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Collecting psutil (from p4utils==0.2)
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Collecting decorator>=4.3.0 (from networkx->p4utils==0.2)
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Using cached https://files.pythonhosted.org/packages/f1/cd/7c8240007e9716b14679bc217a1baefa4432aa30394f7e2ec40a52b1a708/decorator-4.3.2-py2.py3-none-any.whl
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Installing collected packages: decorator, networkx, psutil, p4utils
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Running setup.py develop for p4utils
|
||||
Successfully installed decorator-4.3.2 networkx-2.2 p4utils psutil-5.6.1
|
||||
(virtualenv-with-site) [17:23] line:p4-utils-nsg% which p4run
|
||||
/home/nico/vcs/master-thesis/support/virtualenv-with-site/bin/p4run
|
||||
(virtualenv-with-site) [17:24] line:p4-utils-nsg%
|
||||
|
||||
p4c --target bmv2 --arch v1model --std p4-16 "../p4src/static-mapping.p4" -o "/home/nico/vcs/master-thesis/p4src"
|
||||
../p4src/static-mapping.p4(80): [--Wwarn=unused] warning: Table ndp_answer is not used; removing
|
||||
table ndp_answer {
|
||||
^^^^^^^^^^
|
||||
../p4src/static-mapping.p4(96): [--Wwarn=unused] warning: Table port2mcast is not used; removing
|
||||
table port2mcast {
|
||||
^^^^^^^^^^
|
||||
../p4src/static-mapping.p4(111): [--Wwarn=unused] warning: Table addr2mcast is not used; removing
|
||||
table addr2mcast {
|
||||
^^^^^^^^^^
|
||||
../p4src/static-mapping.p4(128): [--Wwarn=unused] warning: Table ndp is not used; removing
|
||||
table ndp {
|
||||
^^^
|
||||
Switch port mapping:
|
||||
s1: 1:h1 2:h2 3:h3 4:h4 5:sw-cpu
|
||||
**** Trying local vagrant VM
|
||||
***** libvirtd missing user
|
||||
root@line:~# libvirtd
|
||||
2019-03-12 16:39:14.556+0000: 20235: info : libvirt version: 5.0.0, package: 1 (Guido Günther <agx@sigxcpu.org> Wed, 16 Jan 2019 10:31:33 +0100)
|
||||
2019-03-12 16:39:14.556+0000: 20235: info : hostname: line
|
||||
2019-03-12 16:39:14.556+0000: 20235: error : virGetUserID:1038 : invalid argument: Failed to parse user 'libvirt-qemu'
|
||||
2019-03-12 16:39:14.556+0000: 20235: error : virStateInitialize:662 : Initialization of QEMU state driver failed: invalid argument: Failed to parse user 'libvirt-qemu'
|
||||
2019-03-12 16:39:14.556+0000: 20235: error : daemonRunStateInit:799 : Driver state initialization failed
|
||||
root@line:~# useradd -m libvirt-qemu
|
||||
root@line:~#
|
||||
|
||||
root@line:~# strace -fF -e open libvirtd
|
||||
strace: deprecated option -F ignored
|
||||
strace: Process 20602 attached
|
||||
strace: Process 20603 attached
|
||||
strace: Process 20604 attached
|
||||
strace: Process 20605 attached
|
||||
strace: Process 20606 attached
|
||||
strace: Process 20607 attached
|
||||
strace: Process 20608 attached
|
||||
strace: Process 20609 attached
|
||||
strace: Process 20610 attached
|
||||
strace: Process 20611 attached
|
||||
strace: Process 20612 attached
|
||||
strace: Process 20613 attached
|
||||
strace: Process 20614 attached
|
||||
strace: Process 20615 attached
|
||||
strace: Process 20616 attached
|
||||
strace: Process 20617 attached
|
||||
strace: Process 20618 attached
|
||||
[pid 20618] +++ exited with 0 +++
|
||||
[pid 20601] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20618, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20619 attached
|
||||
[pid 20619] +++ exited with 0 +++
|
||||
[pid 20601] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20619, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20620 attached
|
||||
strace: Process 20621 attached
|
||||
strace: Process 20622 attached
|
||||
[pid 20622] +++ exited with 0 +++
|
||||
[pid 20601] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20622, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20623 attached
|
||||
[pid 20623] +++ exited with 0 +++
|
||||
[pid 20621] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20623, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20624 attached
|
||||
[pid 20624] +++ exited with 0 +++
|
||||
[pid 20601] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20624, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20625 attached
|
||||
[pid 20625] +++ exited with 0 +++
|
||||
[pid 20617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20625, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20626 attached
|
||||
[pid 20626] +++ exited with 0 +++
|
||||
[pid 20601] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20626, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20627 attached
|
||||
[pid 20627] +++ exited with 0 +++
|
||||
[pid 20617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20627, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20628 attached
|
||||
[pid 20621] +++ exited with 0 +++
|
||||
strace: Process 20629 attached
|
||||
strace: Process 20630 attached
|
||||
strace: Process 20631 attached
|
||||
strace: Process 20632 attached
|
||||
strace: Process 20633 attached
|
||||
[pid 20631] +++ exited with 0 +++
|
||||
[pid 20633] +++ exited with 1 +++
|
||||
[pid 20630] +++ exited with 0 +++
|
||||
[pid 20628] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20630, si_uid=1001, si_status=0, si_utime=0, si_stime=0} ---
|
||||
[pid 20632] +++ exited with 1 +++
|
||||
[pid 20629] +++ exited with 1 +++
|
||||
[pid 20628] +++ exited with 1 +++
|
||||
[pid 20601] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20628, si_uid=1001, si_status=1, si_utime=1, si_stime=0} ---
|
||||
2019-03-12 16:40:53.098+0000: 20617: info : libvirt version: 5.0.0, package: 1 (Guido Günther <agx@sigxcpu.org> Wed, 16 Jan 2019 10:31:33 +0100)
|
||||
2019-03-12 16:40:53.098+0000: 20617: info : hostname: line
|
||||
2019-03-12 16:40:53.098+0000: 20617: error : virQEMUCapsNewForBinaryInternal:4681 : internal error: Failed to probe QEMU binary with QMP: qemu-system-i386: cannot create PID file: Cannot open pid file: Permission denied
|
||||
|
||||
2019-03-12 16:40:53.098+0000: 20617: warning : virQEMUCapsLogProbeFailure:4628 : Failed to probe capabilities for /usr/bin/qemu-system-i386: internal error: Failed to probe QEMU binary with QMP: qemu-system-i386: cannot create PID file: Cannot open pid file: Permission denied
|
||||
|
||||
strace: Process 20634 attached
|
||||
strace: Process 20635 attached
|
||||
strace: Process 20636 attached
|
||||
strace: Process 20637 attached
|
||||
strace: Process 20638 attached
|
||||
strace: Process 20639 attached
|
||||
[pid 20637] +++ exited with 0 +++
|
||||
[pid 20639] +++ exited with 1 +++
|
||||
[pid 20636] +++ exited with 0 +++
|
||||
[pid 20634] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20636, si_uid=1001, si_status=0, si_utime=0, si_stime=0} ---
|
||||
[pid 20638] +++ exited with 1 +++
|
||||
[pid 20635] +++ exited with 1 +++
|
||||
[pid 20634] +++ exited with 1 +++
|
||||
[pid 20617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20634, si_uid=1001, si_status=1, si_utime=1, si_stime=0} ---
|
||||
2019-03-12 16:40:53.145+0000: 20617: error : virQEMUCapsNewForBinaryInternal:4681 : internal error: Failed to probe QEMU binary with QMP: qemu-system-x86_64: cannot create PID file: Cannot open pid file: Permission denied
|
||||
|
||||
2019-03-12 16:40:53.145+0000: 20617: warning : virQEMUCapsLogProbeFailure:4628 : Failed to probe capabilities for /usr/bin/qemu-system-x86_64: internal error: Failed to probe QEMU binary with QMP: qemu-system-x86_64: cannot create PID file: Cannot open pid file: Permission denied
|
||||
|
||||
strace: Process 20640 attached
|
||||
[pid 20640] +++ exited with 0 +++
|
||||
[pid 20617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20640, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20641 attached
|
||||
[pid 20641] +++ exited with 0 +++
|
||||
[pid 20617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20641, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20642 attached
|
||||
[pid 20642] +++ exited with 2 +++
|
||||
[pid 20601] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20642, si_uid=0, si_status=2, si_utime=0, si_stime=0} ---
|
||||
strace: Process 20643 attached
|
||||
[pid 20643] +++ exited with 0 +++
|
||||
[pid 20617] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=20643, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
|
||||
[pid 20617] +++ exited with 0 +++
|
||||
[pid 20601] --- SIGWINCH {si_signo=SIGWINCH, si_code=SI_KERNEL} ---
|
||||
^Cstrace: Process 20601 detached
|
||||
strace: Process 20602 detached
|
||||
strace: Process 20603 detached
|
||||
strace: Process 20604 detached
|
||||
strace: Process 20605 detached
|
||||
strace: Process 20606 detached
|
||||
strace: Process 20607 detached
|
||||
strace: Process 20608 detached
|
||||
strace: Process 20609 detached
|
||||
strace: Process 20610 detached
|
||||
strace: Process 20611 detached
|
||||
strace: Process 20612 detached
|
||||
strace: Process 20613 detached
|
||||
strace: Process 20614 detached
|
||||
strace: Process 20615 detached
|
||||
strace: Process 20616 detached
|
||||
strace: Process 20620 detached
|
||||
**** Creating network
|
||||
**** Adding hosts:
|
||||
h1 h2 h3 h4
|
||||
**** Adding switches:
|
||||
Cannot find required executable simple_switch.
|
||||
Please make sure that it is installed and available in your $PATH:
|
||||
(/home/nico/vcs/master-thesis/support/virtualenv-with-site/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/home/nico/vcs/master-thesis/support/p4c/build/)
|
||||
(virtualenv-with-site) root@line:/home/nico/vcs/master-thesis/p4app#
|
||||
*** TODO Implement ICMP <-> ICMP6 translation
|
||||
**** DONE Parse icmp
|
||||
**** DONE Parse icmpv6
|
||||
|
|
@ -202,10 +645,9 @@ multicast address of the target address."
|
|||
***** If destination is within ff02::1:ff00:0/104, multicast
|
||||
|
||||
**** DONE Make switch answer icmp6 echo request for
|
||||
**** TODO Make switch answer icmp echo request for
|
||||
**** TODO Introduce mixed mode: switch: icmp6 echo reply, controller: NDP
|
||||
**** DONE Introduce mixed mode: switch: icmp6 echo reply, controller: NDP
|
||||
***** DONE try 1: reply seen, but checksum is incorrect
|
||||
***** TODO try 2: analysing tagya checksumming code
|
||||
***** DONE try 2: analysing tagya checksumming code
|
||||
static uint16_t ip6_checksum(struct ip6 *ip6, uint32_t data_len, uint8_t proto)
|
||||
{
|
||||
uint32_t sum = 0;
|
||||
|
|
@ -265,8 +707,6 @@ static int xlate_payload_4to6(struct pkt *p, struct ip6 *ip6)
|
|||
p->icmp->cksum = ones_add(cksum, ~(129 - 0));
|
||||
}
|
||||
return 0;
|
||||
|
||||
|
||||
**** DONE Add default route for v6 hosts
|
||||
p4@ubuntu:~/master-thesis$ mx h1 ip -6 r
|
||||
sudo: unable to resolve host ubuntu
|
||||
|
|
@ -274,9 +714,11 @@ sudo: unable to resolve host ubuntu
|
|||
fe80::/64 dev h1-eth0 proto kernel metric 256 pref medium
|
||||
default via 2001:db8::42 dev h1-eth0 metric 1024 pref medium
|
||||
p4@ubuntu:~/master-thesis$
|
||||
**** TODO Add default route for v4 hosts
|
||||
**** Implement IPv4 side handling
|
||||
***** TODO Make switch answer icmp echo request for
|
||||
***** TODO Add default route for v4 hosts
|
||||
**** TODO Translate ipv6 --> ipv4 with a (freely programmable) prefix
|
||||
***** TODO Insert prefix into switch
|
||||
***** TODO Insert prefix into switch: v6_networks
|
||||
***** TODO Implement the calculation
|
||||
***** TODO Sketch the flow for session handling for icmp6 w/o packet loss
|
||||
- switch receives icmp6 packet for known prefix
|
||||
|
|
@ -608,7 +1050,7 @@ DEBUG:main:INCOMING: <Ether dst=33:33:ff:00:00:42 src=00:00:0a:00:00:01 type=0x
|
|||
|
||||
**** Requirements
|
||||
*** Performance comparison
|
||||
*** Feature/Functionality difference / overview / Challenges in P4
|
||||
*** Feature/Functionality difference / overview / Challenges / limitations in P4
|
||||
**** ICMP6: checksum over payload
|
||||
- variable length, up to 65k
|
||||
**** Synchronisation with the controller
|
||||
|
|
@ -616,9 +1058,15 @@ DEBUG:main:INCOMING: <Ether dst=33:33:ff:00:00:42 src=00:00:0a:00:00:01 type=0x
|
|||
- TYPE_CPU for ethernet
|
||||
- Port ingress offset (9 vs. 16 bit)
|
||||
|
||||
|
||||
**** Not included
|
||||
- DNS64 - has already been solved in a different domain
|
||||
**** (current) Limitations
|
||||
***** No fragmentation support (yet)
|
||||
***** No session handling (yet)
|
||||
1:1 mappings. No (automatic) session.
|
||||
***** IPv4 / IPv6 embedding
|
||||
Currently offset based - probably not following the RFC!
|
||||
***** No DNS64
|
||||
has already been solved in a different domain - could even do
|
||||
transparent / in network modification
|
||||
|
||||
*** References / Follow up
|
||||
**** RFC 2460 IPv6 (Checksum https://tools.ietf.org/html/rfc2460#section-8.1)
|
||||
|
|
|
|||
|
|
@ -46,7 +46,7 @@ class CpuHeader(Packet):
|
|||
class L2Controller(object):
|
||||
def __init__(self, sw_name):
|
||||
# Command line mapping
|
||||
self.modes = ['base', 'router']
|
||||
self.modes = ['base', 'router', "range_router" ]
|
||||
|
||||
# Reverse maps the cpu header
|
||||
self.task = dict(reversed(item) for item in cpu_fields.items())
|
||||
|
|
@ -62,6 +62,7 @@ class L2Controller(object):
|
|||
self.info['v4_mask'] = 24
|
||||
self.info['v4_base'] = ipaddress.ip_network("10.0.0.0/8")
|
||||
self.info['v4_gen'] = self.info['v4_base'].subnets(new_prefix=self.info['v4_mask'])
|
||||
self.info['v4_nat64_map'] = ipaddress.ip_network("10.1.0.0/16")
|
||||
|
||||
self.info['switch_suffix'] = 0x42
|
||||
self.info['nat64_nat_prefix'] = ipaddress.ip_network("64:ff9b::/96")
|
||||
|
|
@ -78,6 +79,7 @@ class L2Controller(object):
|
|||
)
|
||||
|
||||
self.v6_routes['router'] = self.v6_routes['base']
|
||||
self.v6_routes['range_router'] = self.v6_routes['base']
|
||||
|
||||
self.v4_routes = {}
|
||||
self.v4_routes[None] = []
|
||||
|
|
@ -89,16 +91,34 @@ class L2Controller(object):
|
|||
"port": port}
|
||||
)
|
||||
self.v4_routes['router'] = self.v4_routes['base']
|
||||
self.v4_routes['range_router'] = self.v4_routes['base']
|
||||
|
||||
self.v6_addresses = {}
|
||||
self.v6_addresses[None] = []
|
||||
self.v6_addresses['base'] = []
|
||||
self.v6_addresses['router'] = [ net['net'][self.info['switch_suffix']] for net in self.v6_routes['router'] ]
|
||||
for mode in self.modes:
|
||||
self.v6_addresses[mode] = [ net['net'][self.info['switch_suffix']] for net in self.v6_routes[mode] ]
|
||||
|
||||
self.v4_addresses = {}
|
||||
self.v4_addresses[None] = []
|
||||
self.v4_addresses['base'] = []
|
||||
self.v4_addresses['router'] = [ net['net'][self.info['switch_suffix']] for net in self.v4_routes['router'] ]
|
||||
for mode in self.modes:
|
||||
self.v4_addresses[mode] = [ net['net'][self.info['switch_suffix']] for net in self.v4_routes[mode] ]
|
||||
|
||||
self.nat64_map = {}
|
||||
# init default
|
||||
for mode in self.modes:
|
||||
self.nat64_map[mode] = []
|
||||
|
||||
# specific settings
|
||||
for mode in ["range_router"]:
|
||||
for net in self.v6_routes[mode]:
|
||||
v6_net = net
|
||||
v4_net = self.info['v6_nat64_map'].next()
|
||||
|
||||
self.nat64_map[mode].append({
|
||||
"v6_network": v6_net,
|
||||
"v4_network": v4_net,
|
||||
"v6_nat64_prefix": self.info['nat64_nat_prefix']
|
||||
})
|
||||
|
||||
self.init_boilerplate(sw_name)
|
||||
|
||||
|
|
@ -189,6 +209,22 @@ class L2Controller(object):
|
|||
self.controller.table_add("v6_addresses", "controller_reply", [str(another_addr_ns)], [str(self.task['ICMP6_NS'])])
|
||||
self.controller.table_add("v6_addresses", "icmp6_echo_reply", [str(another_addr)])
|
||||
|
||||
for nat64map in self.nat64_map[self.mode]:
|
||||
self.static_nat64_mapping(**nat64map)
|
||||
|
||||
|
||||
def static_nat64_mapping(self, v6_nat64_prefix, v6_network, v4_network):
|
||||
nat64_prefix = str(v6_nat64_prefix)
|
||||
net_ipv6 = str(v6_network)
|
||||
net_ipv4 = str(v4_network)
|
||||
|
||||
|
||||
log.info("NAT64 map: {} -> {} -> {}".format(v6_nat64_prefix, v6_network, v4_network))
|
||||
|
||||
self.controller.table_add("v6_networks", "nat64_static", nat64_prefix, [net_ipv6], [net_ipv4])
|
||||
self.controller.table_add("v4_networks", "nat46_static", [net_ipv4], [net_ipv6])
|
||||
|
||||
|
||||
def config_hosts(self):
|
||||
""" Assumptions:
|
||||
- all routes are networks (no /128 v6 or /32 v4
|
||||
|
|
@ -204,9 +240,18 @@ class L2Controller(object):
|
|||
|
||||
self.config_v6_host(host, str(net), str(ipaddr), dev, router)
|
||||
|
||||
for v4route in self.v4_routes[self.mode]:
|
||||
host = "h{}".format(v4route['port'])
|
||||
dev = "{}-eth0".format(host)
|
||||
net = v4route['net']
|
||||
ipaddr = "{}/{}".format(net[1],net.prefixlen)
|
||||
router = str(net[self.info['switch_suffix']])
|
||||
|
||||
self.config_v4_host(host, str(net), str(ipaddr), dev, router)
|
||||
|
||||
@staticmethod
|
||||
def config_v6_host(host, net, ipaddr, dev, router=None):
|
||||
log.debug("Config host: {} {}->{} on {}".format(host, net, ipaddr, dev))
|
||||
log.debug("Config v6 host: {} {}->{} on {}".format(host, net, ipaddr, dev))
|
||||
|
||||
subprocess.call(["mx", host, "ip", "addr", "flush", "dev", dev])
|
||||
for v6dev in [ "lo", "default", "all", dev ]:
|
||||
|
|
@ -216,10 +261,18 @@ class L2Controller(object):
|
|||
subprocess.call(["mx", host, "ip", "link", "set", dev, "down"])
|
||||
subprocess.call(["mx", host, "ip", "link", "set", dev, "up"])
|
||||
|
||||
# Now add global address
|
||||
subprocess.call(["mx", host, "ip", "addr", "add", ipaddr, "dev", dev])
|
||||
|
||||
# add default gw if in router mode
|
||||
if router:
|
||||
subprocess.call(["mx", host, "ip", "route", "add", "default", "via", router])
|
||||
|
||||
@staticmethod
|
||||
def config_v4_host(host, net, ipaddr, dev, router=None):
|
||||
log.debug("Config v4 host: {} {}->{} on {}".format(host, net, ipaddr, dev))
|
||||
|
||||
subprocess.call(["mx", host, "ip", "addr", "flush", "dev", dev])
|
||||
subprocess.call(["mx", host, "ip", "addr", "add", ipaddr, "dev", dev])
|
||||
|
||||
if router:
|
||||
subprocess.call(["mx", host, "ip", "route", "add", "default", "via", router])
|
||||
|
||||
|
|
|
|||
|
|
@ -66,15 +66,68 @@ control MyIngress(inout headers hdr,
|
|||
meta.cast_length = (bit<32>) hdr.ipv6.payload_length;
|
||||
}
|
||||
|
||||
/* this needs SESSIONS!!
|
||||
- icmp6: (src addr, dst addr, ID??, )
|
||||
- tcp: (src port, dst port, dst_addr, src addr)
|
||||
- udp: (src port, dst port, dst_addr, src addr)
|
||||
*/
|
||||
// action nat64_static(ipv4_addr_t nataddr, ipv6_addr_t nat64_prefix) {
|
||||
// hdr.ipv4.dst_addr = hdr.ipv6.dst_addr - nat64_prefix;
|
||||
// hdr.ipv4.dst_addr = hdr.ipv6.dst_addr - nat64_prefix;
|
||||
// }
|
||||
action nat64_static(ipv4_addr_t v6_network, ipv4_addr_t v4_network) {
|
||||
ipv6_addr_t src_offset = hdr.ipv6.src_addr - v6_network;
|
||||
ipv4_addr_t src = v4_network + (ipv4_addr_t) src_offset;
|
||||
|
||||
ipv4_addr_t dst_offset = hdr.ipv6.dst_addr - LPM_MATCH_NETWORK_ADDRESS_IN_TABLE;
|
||||
|
||||
nat64_generic(src, dst);
|
||||
}
|
||||
|
||||
action nat46_static(ipv4_addr_t v4_network, ipv6_addr_t nat64_prefix ) {
|
||||
ipv6_addr_t src = hdr.ipv4.dst_addr - v4_network;
|
||||
ipv6_addr_t src = hdr.ipv4.dst_addr - v4_network;
|
||||
|
||||
nat46_generic(src, dst);
|
||||
}
|
||||
|
||||
/* NAT64 protocol unspecific changes */
|
||||
action nat64_generic(ipv4_addr_t src, ipv4_addr_t dst) {
|
||||
/* Stuff that might need to be fixed */
|
||||
hdr.ipv4.version = (bit<4>)4;
|
||||
hdr.ipv4.diff_serv = (bit<6>)0; // no ToS
|
||||
hdr.ipv4.ecn = (bit<2>)0; // unsupported
|
||||
|
||||
hdr.ipv4.ihl = (bit<4>) 5; // internet header length -- needs to be dynamic!
|
||||
hdr.ipv4.totalLen = (bit<16>) hdr.ipv6.payload_length + 5; // should probably also dynamic
|
||||
|
||||
hdr.ipv4.identification = (bit<16>) 0; // no support for fragments
|
||||
hdr.ipv4.flags = (bit<3>) 0; // DF bit and more fragments, unsupported ATM
|
||||
hdr.ipv4.fragOffset = (bit<13>) 0; // 0 as there are no fragments
|
||||
|
||||
/* Stuff that should be fine */
|
||||
hdr.ethernet.ethertype = TYPE_IPV4;
|
||||
|
||||
hdr.ipv4.dst_addr = dst;
|
||||
hdr.ipv4.src_addr = src;
|
||||
|
||||
hdr.ipv4.ttl = hdr.ipv6.hop_limit;
|
||||
hdr.ipv4.protocol = hdr.ipv6.next_header;
|
||||
|
||||
hdr.ipv6.setInvalid();
|
||||
hdr.ipv4.setValid();
|
||||
}
|
||||
|
||||
/* NAT46: protocol unspecific changes */
|
||||
action nat46_generic(ipv6_addr_t src, ipv6_addr_t dst) {
|
||||
hdr.ethernet.ethertype=TYPE_IPV6;
|
||||
|
||||
hdr.ipv6.dst_addr = dst;
|
||||
hdr.ipv6.src_addr = src;
|
||||
|
||||
hdr.ipv6.version = (bit<4>)6;
|
||||
hdr.ipv6.traffic_class = (bit<8>) hdr.ipv4.diff_serv;
|
||||
hdr.ipv6.flow_label = (bit<20>) 0;
|
||||
hdr.ipv6.payload_length = (bit<16>) hdr.ipv4.totalLen - 20;
|
||||
|
||||
hdr.ipv6.next_header = hdr.ipv4.protocol;
|
||||
hdr.ipv6.hop_limit = hdr.ipv4.ttl;
|
||||
|
||||
hdr.ipv4.setInvalid();
|
||||
hdr.ipv6.setValid();
|
||||
}
|
||||
|
||||
|
||||
/********************** Reply to NDP for US ***********************************/
|
||||
table ndp_answer {
|
||||
|
|
@ -185,6 +238,7 @@ control MyIngress(inout headers hdr,
|
|||
set_egress_port;
|
||||
controller_debug;
|
||||
controller_reply;
|
||||
nat64_static;
|
||||
NoAction;
|
||||
}
|
||||
size = ROUTING_TABLE_SIZE;
|
||||
|
|
@ -197,6 +251,7 @@ control MyIngress(inout headers hdr,
|
|||
}
|
||||
actions = {
|
||||
set_egress_port;
|
||||
nat46_static;
|
||||
NoAction;
|
||||
}
|
||||
size = ROUTING_TABLE_SIZE;
|
||||
|
|
|
|||
Loading…
Reference in a new issue