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stop processing v6 when matching for nat64 session

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This commit is contained in:
Nico Schottelius 2019-05-06 12:50:45 +02:00
commit 7be9c01b48
2 changed files with 23 additions and 6 deletions
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16
p4src/nat64.p4
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@ -499,6 +499,7 @@ Echo or Echo Reply Message
NoAction;
}
size = ROUTING_TABLE_SIZE;
default_action = controller_debug_table_id(TABLE_V6_NETWORKS);
}
@ -522,6 +523,11 @@ Echo or Echo Reply Message
if(hdr.ipv6.isValid()) {
/* We hit an entry in the dynamic IPv6 range */
if(nat64_session.apply().hit) {
if(hdr.tcp.isValid()) {
if(nat64_tcp_session.apply().hit) {
meta.chk_tcp_v4 = 1;
}
}
// if(hdr.icmp6.isValid()) {
// /* If this is not a hit => will escalate to controller
// * If this is a hit, it has a mapping */
@ -530,12 +536,10 @@ Echo or Echo Reply Message
// if(hdr.udp.isValid()) {
// nat64_udp_session.apply();
// meta.chk_udp_v4 = 1;
// }
if(hdr.tcp.isValid()) {
if(nat64_tcp_session.apply().hit) {
meta.chk_tcp_v4 = 1;
}
}
// }
exit; /* no further v6 processing */
}
if(nat64.apply().hit) { /* generic / static nat64 done */