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next steps, use noaction to avoid clone3() and breaking ndp

master
Nico Schottelius 3 years ago
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3 changed files with 37 additions and 11 deletions
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  1. 19
      doc/plan.org
  2. 26
      p4app/test.py
  3. 3
      p4src/static-mapping.p4

19
doc/plan.org
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@ -103,7 +103,7 @@
| | | |
| 2019-03-13 | Tried/trying to get vagrant VM or P4* running on the notebook | |
| | | |
| 2019-03-14 | NAT64 static rewrite | |
| 2019-03-14 | NAT64 static rewrite | x |
| | - table support | |
| | - checksum not yet ported for translations | |
| | - how to get mask from lpm table match? | |
@ -111,7 +111,7 @@
| | - Create p4lang/p4-spec bug | |
| | https://github.com/p4lang/p4-spec/issues/745 | |
| | | |
| 2019-03-21 | Meet Laurent #4 - post poned - sick | |
| 2019-03-21 | Meet Laurent #4 - post poned - sick | x |
| | https://github.com/p4lang/p4-spec/issues/660 sizeof() missing | |
| | | |
| | - Need to introduce new headers | |
@ -119,7 +119,7 @@
| | - Need hwaddr in icmp6_na | |
| | - Need to find out how to handle imcp6 options after target address | |
| | | |
| 2019-03-23 | Parsing down to link layer option | |
| 2019-03-23 | Parsing down to link layer option | x |
| | Parsing on wrong field detected by unset fields in wireshark | |
| | Correcting parser->leads to incorrect checksum | |
| | - NDP is answered to, but icmp6 echo request isn't -> extend table | |
@ -129,7 +129,7 @@
| | - priority / ordering would be helpful | |
| | | |
| | | |
| 2019-03-25 | | |
| 2019-03-25 | | x |
| | Writing down double LPM problem | |
| | Removing source network support, documenting limitation | |
| | Rewriting code to use multiple NAT64 destinations | |
@ -138,7 +138,7 @@
| | Again checksum errors in NDP answer | |
| | Added debug code to send table ID towards controller | |
| | | |
| 2019-03-26 | | |
| 2019-03-26 | | x |
| | Find out where packet is stuck | |
| | | |
| 2019-03-27 | | |
@ -188,11 +188,11 @@
| | Need to setup hardware addresses -> in theor resolution -> hardcoded atm | |
| | | |
| | | |
| 2019-04-04 | NAT64 1:1 table ICMP, ICMPv6 working | |
| | Will need some switch local ip addresses | |
| 2019-04-04 | PLAN: NAT64 1:1 table ICMP, ICMPv6 working | x |
| | Will need some switch local ip addresses | x |
| | | |
| | | |
| 2019-04-18 | NAT64 1:1 table TCP/UDP working | |
| 2019-04-18 | PLAN: NAT64 1:1 table TCP/UDP working | |
| | | |
| | | |
| 2019-05-02 | Jool SIIT / range / offset support https://www.jool.mx/en/run-vanilla.html | |
@ -203,10 +203,11 @@
| 2019-04-18 | NAT64 prefix based IPv6->IPv4 conversion [tayga] | |
| | Use case: IPv6 hosts send to specific /96 | |
| | | |
| 2019-05-23 | NAT64 dynamic pool implementation: n:m ipv6 to ipv4 mapping | |
| 2019-05-23 | NAT64 dynamic pool implementation: n:1 ipv6 to ipv4 mapping | |
| | And n:1 stateful mappings https://www.jool.mx/en/run-nat64.html | |
| | Needs active controller | |
| | Needs timeout / leases | |
| | Might work w/ registers | |
| | | |
| 2018-06-27 | | |
| | Target Hardware: code running | |

26
p4app/test.py
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@ -38,7 +38,7 @@ class TestStuff(object):
host = "h1"
nat64_prefix = ipaddress.ip_network("2001:db8:1::/96")
dst_ipv4 = ipaddress.ip_address("10.0.0.1")
translated_ipv4 = nat64_prefix[int(dst_ipv4)]
translated_ipv4 = nat64_prefix[int(dst_ipv4)] # '2001:db8:1::a00:1'
log.info("Trying to reach {} ({}) from {}".format(dst_ipv4, translated_ipv4, host))
cmd = "mx {} ping6 -c1 {}".format(host, translated_ipv4).split(" ")
@ -54,6 +54,30 @@ class TestStuff(object):
return cmd
def test_v6_udp_to_v4(self):
""" unfinished """
"""
"""
host = "h1"
dst_ipv6 = ipaddress.ip_address("2001:db8::42")
log.info("Trying to reach {} from {}".format(dst_ipv6, host))
cmd = "mx {} ping6 -c1 {}".format(host, dst_ipv6).split(" ")
return cmd
host = "h1"
nat64_prefix = ipaddress.ip_network("2001:db8:1::/96")
dst_ipv4 = ipaddress.ip_address("10.0.0.1")
translated_ipv4 = nat64_prefix[int(dst_ipv4)]
log.info("Trying to reach {} ({}) from {}".format(dst_ipv4, translated_ipv4, host))
cmd = "mx {} ping6 -c1 {}".format(host, translated_ipv4).split(" ")
return cmd
def commandline(self):
parser = argparse.ArgumentParser(description='controller++')

3
p4src/static-mapping.p4
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@ -214,7 +214,8 @@ Echo or Echo Reply Message
NoAction;
}
size = NAT64_TABLE_SIZE;
default_action = controller_debug_table_id(TABLE_NAT64);
// default_action = controller_debug_table_id(TABLE_NAT64);
default_action = NoAction;
}
table nat46 {

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