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authorMatus Fabian <matfabia@cisco.com>2018-11-20 02:19:05 -0800
committerMatus Fabian <matfabia@cisco.com>2018-11-20 12:43:03 +0000
commit45ed202905131c0563fcf16aaf9538d9efcd372d (patch)
tree097ead61483a11ebad72563a4050416730672ea5 /src
parent6ff8790c92e36120d08f7be2052075f25506e16a (diff)
NAT44: fix virtual fragmentation reassembly in forwarding mode (VPP-1501)
Change-Id: Id86d8aa8753b9b2ff4c709b11e3901ba8d552918 Signed-off-by: Matus Fabian <matfabia@cisco.com> (cherry picked from commit 111add7e5d6581bb4eca05cc862a651ff6a09792)
Diffstat (limited to 'src')
-rwxr-xr-xsrc/plugins/nat/out2in.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/plugins/nat/out2in.c b/src/plugins/nat/out2in.c
index c4d1fbf6900..8c013d9b074 100755
--- a/src/plugins/nat/out2in.c
+++ b/src/plugins/nat/out2in.c
@@ -1443,6 +1443,12 @@ nat44_out2in_reass_node_fn (vlib_main_t * vm,
node->errors[SNAT_OUT2IN_ERROR_NO_TRANSLATION];
next0 = SNAT_OUT2IN_NEXT_DROP;
}
+ else
+ {
+ reass0->flags |= NAT_REASS_FLAG_ED_DONT_TRANSLATE;
+ nat_ip4_reass_get_frags (reass0,
+ &fragments_to_loopback);
+ }
goto trace0;
}
@@ -1474,6 +1480,8 @@ nat44_out2in_reass_node_fn (vlib_main_t * vm,
}
else
{
+ if (reass0->flags & NAT_REASS_FLAG_ED_DONT_TRANSLATE)
+ goto trace0;
if (PREDICT_FALSE (reass0->sess_index == (u32) ~ 0))
{
if (nat_ip4_reass_add_fragment