Update doc
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Nico Schottelius
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2d2ca29637
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e19e8cc32a
18 changed files with 317 additions and 183 deletions
112
doc/plan.org
112
doc/plan.org
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@ -619,7 +619,8 @@ DEBUG:main:o=<Ether dst=33:33:ff:00:00:42 src=00:00:0a:00:00:01 type=0x86dd |<I
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DEBUG:main:Doing neighbor solicitation
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**** DONE For other nodes -> multicast
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**** TODO Maybe implement link local addresses (missing at the moment)
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**** DONE Maybe implement link local addresses (missing at the moment): no
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CLOSED: [2019-08-07 Wed 13:59]
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***** ff02::/??
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***** rfc4861
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"Neighbor Solicitation messages are multicast to the solicited-node
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@ -842,9 +843,12 @@ rtt min/avg/max/mdev = 6.304/6.304/6.304/0.000 ms
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***** TODO Correct IPv4 header checksum
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***** TODO Correct ICMP header checksum
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***** TODO Fix length issue
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***** DONE Correct IPv4 header checksum
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CLOSED: [2019-08-07 Wed 14:00]
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***** DONE Correct ICMP header checksum
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CLOSED: [2019-08-07 Wed 14:00]
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***** DONE Fix length issue
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CLOSED: [2019-08-07 Wed 14:00]
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- Seems like total_len is too short - but why?
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**** DONE try5: packet is good, but routing is "strange": default route == 10.0.0.66
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root@ubuntu:~# ip r
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@ -902,9 +906,11 @@ PING 192.168.4.1 (192.168.4.1) 56(84) bytes of data.
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rtt min/avg/max/mdev = 15.533/15.533/15.533/0.000 ms
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root@line:~#
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**** TODO Implement default route handling, maybe implement ARP?
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**** DONE Implement default route handling, maybe implement ARP?
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CLOSED: [2019-08-07 Wed 14:00]
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***** DONE create arp table
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***** TODO Multiple tables not supported
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***** DONE Multiple tables not supported
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CLOSED: [2019-08-07 Wed 14:00]
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p4c --target bmv2 --arch v1model --std p4-16 "../p4src/static-mapping.p4" -o "/home/p4/master-thesis/p4src"
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../p4src/static-mapping.p4(366): error: Program is not supported by this target, because table MyIngress.v6_networks has multiple successors
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table v6_networks {
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@ -3346,7 +3352,7 @@ https://en.wikipedia.org/wiki/IPv4_header_checksum
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** TODO Benchmark/comparison
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*** TODO Setup / Benchmark Jool
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*** TODO Setup / Benchmark tayga
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* Thesis documentation
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* TODO Thesis documentation
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** Introduction
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*** Related work
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**** RFC6052
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@ -3819,7 +3825,8 @@ INFO:main:unhandled reassambled=<Ether dst=00:00:0a:00:00:42 src=00:00:0a:00:00
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CLOSED: [2019-07-21 Sun 13:55]
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**** DONE tcp session
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CLOSED: [2019-07-21 Sun 13:55]
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** TODO Hardware port
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** DONE Hardware port
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CLOSED: [2019-08-07 Wed 14:00]
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*** Installation issues
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Installing vivado would stall/sleep/hang forverer due to missing
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system library, no error output.
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@ -3838,7 +3845,8 @@ what.
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- non fatal/fatal errors cannot be distinguished
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grep: ../../../RELEASE_NOTES: No such file or directory
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** TODO Comparison with existing tools (Performance, Features)
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** DONE Comparison with existing tools (Performance, Features)
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CLOSED: [2019-08-07 Wed 14:00]
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*** Features
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| What? | Description | State in P4 | References |
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|---------------------+------------------------------------------+-------------------+---------------------------------------------------------------------------------|
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@ -4116,7 +4124,8 @@ Fragmented ICMP/ICMPv6 packets will not be translated by IP/ICMP translators.
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**** TODO Security issue: not checking checksums before
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- Could be implemented
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** TODO Log various
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** DONE Log various
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CLOSED: [2019-08-07 Wed 14:00]
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*** 2019-06-06
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No device seen after loading modules after reboot - netfpga.
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Trying to reprogram
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@ -5722,7 +5731,8 @@ ERROR: [Common 17-69] Command failed: Run 'impl_1' has not been launched. Unable
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Vivado%
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Vivado%
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#+END_CENTER
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*** TODO 2019-07-21: whether or not to handle icmp(6) checksums
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*** DONE 2019-07-21: whether or not to handle icmp(6) checksums: no
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CLOSED: [2019-08-07 Wed 14:00]
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*** DONE 2019-07-21: implement v6->v4 delta based
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CLOSED: [2019-07-21 Sun 12:30]
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#+BEGIN_CENTER
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@ -6119,7 +6129,8 @@ nico@nsg-System:~/master-thesis/netpfga/minip4/simple_sume_switch/test/sim_switc
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CLOSED: [2019-07-24 Wed 12:21]
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*** DONE 2019-07-23: merge/migrate code into switch calc until it breaks
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CLOSED: [2019-07-24 Wed 12:21]
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*** TODO 2019-07-23: install xilinx & co. to eth2.nico.ungleich.cloud -> 2nd compiler [MANUAL]
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*** DONE 2019-07-23: install xilinx & co. to eth2.nico.ungleich.cloud -> 2nd compiler [MANUAL]
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CLOSED: [2019-08-07 Wed 14:00]
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**** DONE Install SDNET via xsetup
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CLOSED: [2019-07-23 Tue 11:03]
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**** DONE Not enough space for installing vivado (40g+ required)
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@ -6408,7 +6419,8 @@ make[1]: Leaving directory '/home/nico/projects/P4-NetFPGA/contrib-projects/sume
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Makefile:31: recipe for target 'frontend' failed
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#+END_CENTER
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*** TODO Further notes P4/master thesis
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*** DONE *Further notes P4/master thesis*
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CLOSED: [2019-08-07 Wed 14:01]
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- Cannot easily run P4 on notebook - changes to the system very
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invasive
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- Varous compiler bugs/limitations
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@ -6447,8 +6459,10 @@ release, use 'get_user_parameters' instead
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messages that actually constitute ERROR messages, but are not
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flagged as such nor do they cause the build process to abort.
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*** TODO 2019-07-24: setup VM in DCL as third compiler [INSTALL MANUAL]
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**** TODO install mate for getting xlibraries
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*** DONE 2019-07-24: setup VM in DCL as third compiler [INSTALL MANUAL]: no
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CLOSED: [2019-08-07 Wed 14:01]
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**** DONE install mate for getting xlibraries
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CLOSED: [2019-08-07 Wed 14:01]
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**** Install sdnet
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*** DONE 2019-07-24: LIMIT add features to netpfga: LPM tables cannot be 64
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@ -6907,8 +6921,10 @@ nico@nsg-System:~/master-thesis/netpfga$
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nico@nsg-System:~/master-thesis/netpfga$
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#+END_CENTER
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*** 2019-07-27
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*** TODO 2019-07-27: test output ports / connection to 2nd computer / dst_addr / exact
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*** DONE 2019-07-27
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CLOSED: [2019-08-07 Wed 14:01]
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*** DONE 2019-07-27: test output ports / connection to 2nd computer / dst_addr / exact
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CLOSED: [2019-08-07 Wed 14:01]
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- action: TopPipe.realmain.set_egress_port
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- IPv6 address: 42540766411362381960998550477184434178
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- Table: realmain_v6_networks_0
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@ -6928,7 +6944,8 @@ ERROR: TopPipe.set_egress_port is not a recognized action for table realmain_v6_
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ERROR: not enough fields provided to complete _hexify()
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#+END_CENTER
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*** TODO 2019-07-27: find out where the _hexify() error comes from
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*** DONE 2019-07-27: find out where the _hexify() error comes from
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CLOSED: [2019-08-07 Wed 14:01]
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- no raise() in the code -> just sys.exit...
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- using table_tcam_write_entry
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- 6 arguments are parsed:
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@ -7030,7 +7047,8 @@ nico@ESPRIMO-P956:~$
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#+END_CENTER
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*** TODO 2019-07-27: also write output port for ::3
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*** DONE 2019-07-27: also write output port for ::3
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CLOSED: [2019-08-07 Wed 14:01]
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#+BEGIN_CENTER
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>> table_cam_add_entry realmain_v6_networks_0 realmain.set_egress_port 42540766411362381960998550477184434179 => 1 1 0 0 0
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@ -7073,8 +7091,10 @@ nico@nsg-System:~/master-thesis/netpfga/minip4/sw/CLI$
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#+END_CENTER
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*** DONE 2019-07-27: fix broken python code for deleting table entry: p4_px_tables.py on nsg
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CLOSED: [2019-07-27 Sat 21:28]
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*** TODO 2019-07-27: find out, why more parameters are required for table_cam_add_entry
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*** TODO 2019-07-27: receiving any packet from the card
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*** DONE 2019-07-27: find out, why more parameters are required for table_cam_add_entry
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CLOSED: [2019-08-07 Wed 14:01]
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*** DONE 2019-07-27: receiving any packet from the card
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CLOSED: [2019-08-07 Wed 14:01]
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#+BEGIN_CENTER
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nico@ESPRIMO-P956:~$ sudo ip l s enp2s0f0 up
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nico@ESPRIMO-P956:~$ sudo ip l s enp2s0f1 up
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@ -7124,7 +7144,8 @@ PARAMS:
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#+END_CENTER
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*** TODO 2019-07-27: try adding table entries / running ipv6/ipv4 nat code
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*** DONE 2019-07-27: try adding table entries / running ipv6/ipv4 nat code
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CLOSED: [2019-08-07 Wed 14:01]
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#+BEGIN_CENTER
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nico@nsg-System:~/master-thesis$ ls
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u'type': u'bits'}],
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@ -8268,8 +8289,10 @@ listening on enp2s0f0, link-type EN10MB (Ethernet), capture size 262144 bytes
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table_cam_add_entry realmain_nat64_0 realmain.nat64_static 42540766411362381960998550477352206378 => 42540766411362381960998550477184434176 167772160 42540766411362381960998550477184434176 0
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#+END_CENTER
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*** TODO 2019-08-02: ipv4 checksum after nat64 is empty!
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*** TODO 2019-08-04: test nat64: ipv4 checksums
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*** DONE 2019-08-02: ipv4 checksum after nat64 is empty!
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CLOSED: [2019-08-07 Wed 14:01]
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*** DONE 2019-08-04: test nat64: ipv4 checksums
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CLOSED: [2019-08-07 Wed 14:01]
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**** DONE Setting table entries: ok
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CLOSED: [2019-08-04 Sun 08:55]
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#+BEGIN_CENTER
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@ -8471,11 +8494,13 @@ trace:
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create mode 100644 pcap/netfpga-nat64-udp-2019-08-04-0913-enp2s0f0.pcap
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create mode 100644 pcap/netfpga-nat64-udp-2019-08-04-0913-enp2s0f1.pcap
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**** TODO NOTE: outgoing ipv4 checksum incorrect -> doesn't make sense
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**** DONE NOTE: outgoing ipv4 checksum incorrect -> doesn't make sense
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CLOSED: [2019-08-07 Wed 14:01]
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As this one is generated by socat, no nat64 involed. Maybe tcp
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offloading is active.
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*** TODO 2019-08-04: Testing more traffic: fails. trace:
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*** DONE 2019-08-04: Testing more traffic: fails. trace:
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CLOSED: [2019-08-07 Wed 14:01]
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#+BEGIN_CENTER
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nico@ESPRIMO-P956:~/master-thesis/bin$ xxd /dev/urandom | socat - UDP:10.0.0.66:2345
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nico@ESPRIMO-P956:~/master-thesis/bin$ while true; do xxd /dev/urandom | socat - UDP6-LISTEN:2345; sleep 0.2; done
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@ -8515,14 +8540,16 @@ Ubuntu 16.04.5 LTS \n \l
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but no passwd!
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*** TODO IPv6 options (fragments) set that were not set before!
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*** DONE IPv6 options (fragments) set that were not set before!
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CLOSED: [2019-08-07 Wed 14:01]
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Trace:
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#+BEGIN_CENTER
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create mode 100644 pcap/netfpga-nat64-tcp-xxd-2019-08-04-0930-enp2s0f0.pcap
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create mode 100644 pcap/netfpga-nat64-tcp-xxd-2019-08-04-0930-enp2s0f1.pcap
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#+END_CENTER
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*** TODO retry manually: long packets break
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*** DONE retry manually: long packets break
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CLOSED: [2019-08-07 Wed 14:01]
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#+BEGIN_CENTER
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nico@ESPRIMO-P956:~/master-thesis/pcap$ ~/master-thesis/bin/sniff-intf.sh enp2s0f0 netfpga-nat64-udp-manually
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nico@ESPRIMO-P956:~/master-thesis/bin$ socat - UDP6-LISTEN:2345
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@ -8695,7 +8722,8 @@ Cannot get device udp-fragmentation-offload settings: Operation not supported
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root@ESPRIMO-P956:~#
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#+END_CENTER
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*** TODO 2019-08-04: post tuning test
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*** DONE 2019-08-04: post tuning test
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CLOSED: [2019-08-07 Wed 14:02]
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v4 side:
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@ -9196,7 +9224,7 @@ nico@nsg-System:~/projects/P4-NetFPGA/contrib-projects/sume-sdnet-switch/project
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#+END_CENTER
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** References / Follow up
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** TODO References / Follow up
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*** TODO Board
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*** RFC 791 IPv4 https://tools.ietf.org/html/rfc791
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*** RFC 792 ICMP https://tools.ietf.org/html/rfc792
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@ -9239,6 +9267,30 @@ nico@nsg-System:~/projects/P4-NetFPGA/contrib-projects/sume-sdnet-switch/project
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*** V1 model: https://github.com/p4lang/p4c/blob/master/p4include/v1model.p4
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*** Cisco NAT64 https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/ipaddr_nat/configuration/xe-3s/nat-xe-3s-book/iadnat-stateful-nat64.pdf
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*** Wiki_mac: https://en.wikipedia.org/wiki/MAC_address
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** TODO Writing Thesis
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*** TODO Introduction: 1-2 pages
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*** TODO Fill out background sectio
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*** TODO Read through/add all points from plan.org
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*** TODO Update doc from input Tobias (2019-08-05)
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*** TODO Add graphs from benchmark
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*** TODO Ensure bibiography is containing everything
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*** TODO Add the final declaration of conformity
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*** TODO Don't order by time, but show a procss
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*** TODO Send for review to Tobias/Thilo
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*** TODO Add plots!
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*** TODO Create graph of with and without router
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*** TODO Add comparison with other solutions (Results?)
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*** TODO Show / create graph of a bigger network
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*** Rough time table / effort
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| | | Status |
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| Abstract | 1 day | |
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| Introduction | 1 day | |
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| Background | 1 day | |
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| Design | 1-2 days | |
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| Results | 2-3 days | |
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| Conclusion | 1 day | |
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| Proof reading | 2-3 days | |
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| SUM(max) | 12d | |
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* DONE Initial administration
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** DONE Clarify PDF / form with Denise Spicher: free form description
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** DONE Create task description to be handed in mystudies
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