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v4 if next to v6 if, not to nat64

This commit is contained in:
Nico Schottelius 2019-07-25 14:40:20 +02:00
parent f80ecc1d68
commit 7bba816f2c
2 changed files with 43 additions and 24 deletions
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19
doc/plan.org
View File

@ -6787,6 +6787,25 @@ action delta_udp_from_v6_to_v4()
#+END_CENTER
*** TODO 2019-07-25: BUG overwrite
#+BEGIN_CENTER
make -C src/
make[1]: Entering directory '/home/nico/projects/P4-NetFPGA/contrib-projects/sume-sdnet-switch/projects/minip4/src'
p4c-sdnet -o minip4.sdnet --sdnet_info .sdnet_switch_info.dat minip4_solution.p4
minip4_solution.p4(19): [--Wwarn=uninitialized_out_param] warning: out parameter meta may be uninitialized when RealParser terminates
out metadata meta,
^^^^
minip4_solution.p4(16)
parser RealParser(
^^^^^^^^^^
terminate called after throwing an instance of 'Util::CompilerBug'
what(): In file: /wrk/hdscratch/staff/mohan/p4c_sdnet/build/p4c/extensions/sdnet/translate/core/tupleEngine.cpp:324
Compiler Bug: overwrite
Makefile:34: recipe for target 'all' failed
#+END_CENTER
** The NetPFGA saga
Problems encountered:
- The logfile for a compile run is 10k+ lines

48
p4src/minip4_solution.p4
View File

@ -130,35 +130,35 @@ control RealMain(
v4_networks.apply(); /* apply egress for IPv4 */
exit; /* no further v6 processing */
} else if(hdr.ipv4.isValid()) {
if(nat46.apply().hit) {
if(hdr.icmp.isValid()) {
nat46_icmp_generic();
if(hdr.icmp.type == ICMP_ECHO_REPLY) {
hdr.icmp6.type = ICMP6_ECHO_REPLY;
}
if(hdr.icmp.type == ICMP_ECHO_REQUEST) {
hdr.icmp6.type = ICMP6_ECHO_REQUEST;
}
}
if(hdr.udp.isValid()) {
delta_udp_from_v4_to_v6
}
if(hdr.tcp.isValid()) {
delta_tcp_from_v4_to_v6
}
v6_networks.apply();
exit;
}
v4_networks.apply(); /* regular routing, egress */
}
} else if(hdr.ipv4.isValid()) {
if(nat46.apply().hit) {
if(hdr.icmp.isValid()) {
nat46_icmp_generic();
if(hdr.icmp.type == ICMP_ECHO_REPLY) {
hdr.icmp6.type = ICMP6_ECHO_REPLY;
}
if(hdr.icmp.type == ICMP_ECHO_REQUEST) {
hdr.icmp6.type = ICMP6_ECHO_REQUEST;
}
}
if(hdr.udp.isValid()) {
delta_udp_from_v4_to_v6
}
if(hdr.tcp.isValid()) {
delta_tcp_from_v4_to_v6
}
v6_networks.apply();
exit;
}
v4_networks.apply(); /* regular routing, egress */
}
lookup_table.apply();
}
}
control TopPipe(