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Support reassembly for fragments coming to ip4-local node
[vpp.git]
/
src
/
vnet
/
ip
/
ip4_forward.c
diff --git
a/src/vnet/ip/ip4_forward.c
b/src/vnet/ip/ip4_forward.c
index
3cd6d3b
..
69a8dba
100644
(file)
--- a/
src/vnet/ip/ip4_forward.c
+++ b/
src/vnet/ip/ip4_forward.c
@@
-1485,6
+1485,7
@@
enum ip_local_packet_type_e
{
IP_LOCAL_PACKET_TYPE_L4,
IP_LOCAL_PACKET_TYPE_NAT,
{
IP_LOCAL_PACKET_TYPE_L4,
IP_LOCAL_PACKET_TYPE_NAT,
+ IP_LOCAL_PACKET_TYPE_FRAG,
};
/**
};
/**
@@
-1498,6
+1499,11
@@
ip4_local_classify (vlib_buffer_t * b, ip4_header_t * ip, u16 * next)
{
ip_lookup_main_t *lm = &ip4_main.lookup_main;
{
ip_lookup_main_t *lm = &ip4_main.lookup_main;
+ if (PREDICT_FALSE (ip4_is_fragment (ip)))
+ {
+ *next = IP_LOCAL_NEXT_REASSEMBLY;
+ return IP_LOCAL_PACKET_TYPE_FRAG;
+ }
if (PREDICT_FALSE (b->flags & VNET_BUFFER_F_IS_NATED))
{
*next = lm->local_next_by_ip_protocol[ip->protocol];
if (PREDICT_FALSE (b->flags & VNET_BUFFER_F_IS_NATED))
{
*next = lm->local_next_by_ip_protocol[ip->protocol];
@@
-1644,6
+1650,7
@@
VLIB_REGISTER_NODE (ip4_local_node) =
[IP_LOCAL_NEXT_PUNT] = "ip4-punt",
[IP_LOCAL_NEXT_UDP_LOOKUP] = "ip4-udp-lookup",
[IP_LOCAL_NEXT_ICMP] = "ip4-icmp-input",
[IP_LOCAL_NEXT_PUNT] = "ip4-punt",
[IP_LOCAL_NEXT_UDP_LOOKUP] = "ip4-udp-lookup",
[IP_LOCAL_NEXT_ICMP] = "ip4-icmp-input",
+ [IP_LOCAL_NEXT_REASSEMBLY] = "ip4-reassembly",
},
};
/* *INDENT-ON* */
},
};
/* *INDENT-ON* */