IP6_MAPT_NEXT_MAPT_ICMP,
IP6_MAPT_NEXT_MAPT_FRAGMENTED,
IP6_MAPT_NEXT_DROP,
+ IP6_MAPT_NEXT_ICMP,
IP6_MAPT_N_NEXT
} ip6_mapt_next_t;
typedef enum
{
IP6_MAPT_ICMP_NEXT_IP4_LOOKUP,
+ IP6_MAPT_ICMP_NEXT_IP4_REWRITE,
IP6_MAPT_ICMP_NEXT_IP4_FRAG,
IP6_MAPT_ICMP_NEXT_DROP,
IP6_MAPT_ICMP_N_NEXT
typedef enum
{
IP6_MAPT_TCP_UDP_NEXT_IP4_LOOKUP,
+ IP6_MAPT_TCP_UDP_NEXT_IP4_REWRITE,
IP6_MAPT_TCP_UDP_NEXT_IP4_FRAG,
IP6_MAPT_TCP_UDP_NEXT_DROP,
IP6_MAPT_TCP_UDP_N_NEXT
typedef enum
{
IP6_MAPT_FRAGMENTED_NEXT_IP4_LOOKUP,
+ IP6_MAPT_FRAGMENTED_NEXT_IP4_REWRITE,
IP6_MAPT_FRAGMENTED_NEXT_IP4_FRAG,
IP6_MAPT_FRAGMENTED_NEXT_DROP,
IP6_MAPT_FRAGMENTED_N_NEXT
vnet_buffer (p0)->ip_frag.next_index = IP_FRAG_NEXT_IP4_LOOKUP;
next0 = IP6_MAPT_ICMP_NEXT_IP4_FRAG;
}
+ else
+ {
+ next0 = ip6_map_ip4_lookup_bypass (p0, NULL) ?
+ IP6_MAPT_ICMP_NEXT_IP4_REWRITE : next0;
+ }
err0:
if (PREDICT_TRUE (error0 == MAP_ERROR_NONE))
{
n_left_from -= 1;
to_next += 1;
n_left_to_next -= 1;
-
- next0 = IP6_MAPT_TCP_UDP_NEXT_IP4_LOOKUP;
+ next0 = IP6_MAPT_FRAGMENTED_NEXT_IP4_LOOKUP;
p0 = vlib_get_buffer (vm, pi0);
if (map_ip6_to_ip4_fragmented (vm, p0))
IP_FRAG_NEXT_IP4_LOOKUP;
next0 = IP6_MAPT_FRAGMENTED_NEXT_IP4_FRAG;
}
+ else
+ {
+ next0 = ip6_map_ip4_lookup_bypass (p0, NULL) ?
+ IP6_MAPT_FRAGMENTED_NEXT_IP4_REWRITE : next0;
+ }
}
vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
if (l4_protocol == IP_PROTOCOL_TCP)
{
- tcp_header_t *tcp = ip6_next_header (ip6);
+ tcp_header_t *tcp = (tcp_header_t *) u8_ptr_add (ip6, l4_offset);
if (mm->tcp_mss > 0)
{
csum = tcp->checksum;
}
else
{
- udp_header_t *udp = ip6_next_header (ip6);
+ udp_header_t *udp = (udp_header_t *) u8_ptr_add (ip6, l4_offset);
checksum = &udp->checksum;
}
IP_FRAG_NEXT_IP4_LOOKUP;
next0 = IP6_MAPT_TCP_UDP_NEXT_IP4_FRAG;
}
+ else
+ {
+ next0 = ip6_map_ip4_lookup_bypass (p0, NULL) ?
+ IP6_MAPT_TCP_UDP_NEXT_IP4_REWRITE : next0;
+ }
}
vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
u32 n_left_from, *from, next_index, *to_next, n_left_to_next;
vlib_node_runtime_t *error_node =
vlib_node_get_runtime (vm, ip6_map_t_node.index);
+ map_main_t *mm = &map_main;
vlib_combined_counter_main_t *cm = map_main.domain_counters;
u32 thread_index = vm->thread_index;
next0 = IP6_MAPT_NEXT_MAPT_ICMP;
if (((icmp46_header_t *)
u8_ptr_add (ip60,
- vnet_buffer (p0)->map_t.v6.l4_offset))->code ==
+ vnet_buffer (p0)->map_t.v6.l4_offset))->type ==
ICMP6_echo_reply
|| ((icmp46_header_t *)
u8_ptr_add (ip60,
vnet_buffer (p0)->map_t.v6.l4_offset))->
- code == ICMP6_echo_request)
+ type == ICMP6_echo_request)
map_port0 = l4_src_port;
}
else
payload_length));
}
- next0 = (error0 != MAP_ERROR_NONE) ? IP6_MAPT_NEXT_DROP : next0;
+ if (PREDICT_FALSE
+ (error0 == MAP_ERROR_SEC_CHECK && mm->icmp6_enabled))
+ {
+ icmp6_error_set_vnet_buffer (p0, ICMP6_destination_unreachable,
+ ICMP6_destination_unreachable_source_address_failed_policy,
+ 0);
+ next0 = IP6_MAPT_NEXT_ICMP;
+ }
+ else
+ {
+ next0 = (error0 != MAP_ERROR_NONE) ? IP6_MAPT_NEXT_DROP : next0;
+ }
+
p0->error = error_node->errors[error0];
if (PREDICT_FALSE (p0->flags & VLIB_BUFFER_IS_TRACED))
{
.next_nodes =
{
[IP6_MAPT_FRAGMENTED_NEXT_IP4_LOOKUP] = "ip4-lookup",
+ [IP6_MAPT_FRAGMENTED_NEXT_IP4_REWRITE] = "ip4-load-balance",
[IP6_MAPT_FRAGMENTED_NEXT_IP4_FRAG] = IP4_FRAG_NODE_NAME,
[IP6_MAPT_FRAGMENTED_NEXT_DROP] = "error-drop",
},
.next_nodes =
{
[IP6_MAPT_ICMP_NEXT_IP4_LOOKUP] = "ip4-lookup",
+ [IP6_MAPT_ICMP_NEXT_IP4_REWRITE] = "ip4-load-balance",
[IP6_MAPT_ICMP_NEXT_IP4_FRAG] = IP4_FRAG_NODE_NAME,
[IP6_MAPT_ICMP_NEXT_DROP] = "error-drop",
},
.next_nodes =
{
[IP6_MAPT_TCP_UDP_NEXT_IP4_LOOKUP] = "ip4-lookup",
+ [IP6_MAPT_TCP_UDP_NEXT_IP4_REWRITE] = "ip4-load-balance",
[IP6_MAPT_TCP_UDP_NEXT_IP4_FRAG] = IP4_FRAG_NODE_NAME,
[IP6_MAPT_TCP_UDP_NEXT_DROP] = "error-drop",
},
[IP6_MAPT_NEXT_MAPT_ICMP] = "ip6-map-t-icmp",
[IP6_MAPT_NEXT_MAPT_FRAGMENTED] = "ip6-map-t-fragmented",
[IP6_MAPT_NEXT_DROP] = "error-drop",
+ [IP6_MAPT_NEXT_ICMP] = "ip6-icmp-error",
},
};
/* *INDENT-ON* */