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vpp/plugins/vcgn-plugin/vcgn/cnat_logging.c
Michael Qiu 2828efcfb9 plugin/vcgn:Remove local defined ip4_interface_first_address 
Function ip4_interface_first_address has been defined in
vnet/ip/ip4.h, and result an compile issue.

  CC       vcgn/cnat_ipv4_icmp_error_outside_input.lo
  CC       vcgn/cnat_logging.lo
vcgn/cnat_logging.c:361:1: error: conflicting types for 'ip4_interface_first_address'
 ip4_interface_first_address (ip4_main_t * im, u32 sw_if_index)
 ^
In file included from /usr/include/vnet/ip/ip.h:57:0,
                 from vcgn/cnat_logging.c:24:
/usr/include/vnet/ip/ip4.h:390:1: note: previous declaration of 'ip4_interface_first_address' was here
 ip4_interface_first_address (ip4_main_t * im, u32 sw_if_index,
 ^
make: *** [vcgn/cnat_logging.lo] Error 1

Change-Id: I1165c9bb778263c195ed34ab438dcb27dfd207bc
Signed-off-by: Michael Qiu <qiudayu@chinac.com>
2016-07-29 13:01:37 +00:00

3501 lines
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/*
*------------------------------------------------------------------
* cnat_logging.c
*
* Copyright (c) 2009-2013 Cisco and/or its affiliates.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*------------------------------------------------------------------
*/
#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include <vppinfra/error.h>
#include <vnet/buffer.h>
#include <vnet/ip/ip.h>
#include <vnet/ip/ip4.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/format.h>
#include <vnet/ip/udp.h>
#include "cnat_config.h"
#include "cnat_global.h"
#include "cnat_v4_functions.h"
#include "tcp_header_definitions.h"
#include "cnat_v4_ftp_alg.h"
#include "cnat_logging.h"
#include "platform_common.h"
#define CNAT_NFV9_DEBUG_CODE 2
#if CNAT_NFV9_DEBUG_CODE > 3
#define NFV9_COND if ((my_instance_number != 0) && (my_instance_number != 15))
#define NFV9_DEBUG_PRINTF1(a) NFV9_COND printf(a);
#define NFV9_DEBUG_PRINTF2(a, b) NFV9_COND printf(a, b);
#define NFV9_DEBUG_PRINTF3(a, b, c) NFV9_COND printf(a, b, c);
#define NFV9_DEBUG_PRINTF4(a, b, c, d) NFV9_COND printf(a, b, c, d);
#else
#define NFV9_DEBUG_PRINTF1(a)
#define NFV9_DEBUG_PRINTF2(a, b)
#define NFV9_DEBUG_PRINTF3(a, b, c)
#define NFV9_DEBUG_PRINTF4(a, b, c, d)
#endif
static void cnat_nfv9_insert_ingress_vrfid_name_record(cnat_nfv9_logging_info_t *nfv9_logging_info, u16 index);
void cnat_nfv9_ingress_vrfid_name_mapping_create(
cnat_nfv9_logging_info_t *nfv9_logging_info);
cnat_nfv9_global_info_t cnat_nfv9_global_info;
cnat_nfv9_template_t cnat_nfv9_template_info;
#define CNAT_NFV9_OPTION_TEMPLATE cnat_nfv9_template_info.cnat_nfv9_option_template
u16 cnat_template_id[MAX_RECORDS] =
{0, CNAT_NFV9_ADD_TEMPLATE_ID, CNAT_NFV9_DEL_TEMPLATE_ID,
CNAT_NFV9_NAT64_ADD_BIB_TEMPLATE_ID,CNAT_NFV9_NAT64_DEL_BIB_TEMPLATE_ID,
CNAT_NFV9_NAT64_ADD_SESSION_TEMPLATE_ID,
CNAT_NFV9_NAT64_DEL_SESSION_TEMPLATE_ID,
CNAT_NFV9_DS_LITE_ADD_TEMPLATE_ID,
CNAT_NFV9_DS_LITE_DEL_TEMPLATE_ID
#ifndef NO_BULK_LOGGING
, CNAT_NFV9_NAT44_BULK_ADD_TEMPLATE_ID,
CNAT_NFV9_NAT44_BULK_DEL_TEMPLATE_ID,
CNAT_NFV9_DS_LITE_BULK_ADD_TEMPLATE_ID,
CNAT_NFV9_DS_LITE_BULK_DEL_TEMPLATE_ID
#endif /* #ifndef NO_BULK_LOGGING */
, CNAT_NFV9_INGRESS_VRF_ID_NAME_TEMPLATE_ID,
CNAT_NFV9_NAT44_ADD_SESSION_TEMPLATE_ID,
CNAT_NFV9_NAT44_DEL_SESSION_TEMPLATE_ID,
CNAT_NFV9_DS_LITE_ADD_SESSION_TEMPLATE_ID,
CNAT_NFV9_DS_LITE_DEL_SESSION_TEMPLATE_ID
};
/*
* Logging information structures
*/
cnat_nfv9_logging_info_t cnat_default_nfv9_logging_info;
cnat_nfv9_logging_info_t *cnat_nfv9_logging_info_pool;
#define NFV9_SERVER_POOL_SIZE 16
nfv9_server_info_t *nfv9_server_info_pool;
u32 nfv9_src_id = 0;
u32
cnat_get_sys_up_time_in_ms (void)
{
vlib_main_t * vm = vlib_get_main();
u32 cnat_curr_time;
cnat_curr_time = (u32)vlib_time_now (vm);
return cnat_curr_time;
}
void
cnat_dump_time_change_logs (void)
{
return;
}
inline void cnat_nfv9_handle_sys_time_change(time_t current_unix_time)
{
return;
#if 0
cnat_handle_sys_time_change(current_unix_time);
#endif
}
void cnat_nfv9_update_sys_time_change()
{
cnat_nfv9_logging_info_t *my_nfv9_logging_info = NULL;
pool_foreach (my_nfv9_logging_info, cnat_nfv9_logging_info_pool, ({
nfv9_server_info_t *server = nfv9_server_info_pool +
my_nfv9_logging_info->server_index;
server->last_template_sent_time = 0;
}));
}
void nfv9_params_show(u32 logging_index)
{
cnat_nfv9_logging_info_t *log_info;
if(logging_index == EMPTY) {
PLATFORM_DEBUG_PRINT("\nNetflow logging not configured\n");
return;
}
log_info = cnat_nfv9_logging_info_pool + logging_index;
nfv9_server_info_t *server __attribute__((unused))
= nfv9_server_info_pool + log_info->server_index;
PLATFORM_DEBUG_PRINT("\nNetflow parameters --\n");
PLATFORM_DEBUG_PRINT("Server index %d IPV4 address: %x, port %d, max log size %d\n",
log_info->server_index, server->ipv4_address,
server->port, log_info->max_length_minus_max_record_size);
PLATFORM_DEBUG_PRINT("Server ref count %d Refresh rate %d timeout rate %d\n",
server->ref_count, server->refresh_rate,
server->timeout_rate);
}
/*
* Code to dump NFV9 packets before they are sent
*/
void
cnat_nfv9_dump_logging_context (u32 value1,
cnat_nfv9_logging_info_t *nfv9_logging_info,
u32 value2)
{
u8 *pkt_ptr;
u32 i;
u32 next_nfv9_template_data_index = 0xffff;
u32 next_data_flow_index = 0xffff;
u32 next_data_record = 0xffff;
u32 data_record_size = 0;
vlib_main_t *vm = vlib_get_main();
nfv9_server_info_t *server = nfv9_server_info_pool +
nfv9_logging_info->server_index;
vlib_cli_output(vm,"\nDumping %s packet at locn %d: time 0x%x",
(value2 == 1) ? "CURRENT" : "QUEUED",
value1,
cnat_nfv9_get_unix_time_in_seconds());
vlib_cli_output(vm, "\ni_vrf 0x%x, ip_address 0x%x, port %d",
nfv9_logging_info->i_vrf,
server->ipv4_address,
server->port);
vlib_cli_output(vm,"\nseq_num %d",
server->sequence_num);
vlib_cli_output(vm,"\nlast_template_sent time 0x%x, pkts_since_last_template %d",
server->last_template_sent_time,
server->pkts_since_last_template);
vlib_cli_output(vm, "\npkt_len %d, add_rec_len %d, del_rec_len %d, total_rec_count %d",
nfv9_logging_info->pkt_length,
nfv9_logging_info->record_length[NAT44_ADD_RECORD],
nfv9_logging_info->record_length[NAT44_DEL_RECORD],
nfv9_logging_info->total_record_count);
vlib_cli_output(vm,"\nbulk_add_rec_len %d, bulk_del_rec_len %d",
nfv9_logging_info->record_length[NAT44_BULK_ADD_RECORD],
nfv9_logging_info->record_length[NAT44_BULK_DEL_RECORD]);
vlib_cli_output(vm,"\ncurr_logging_ctx 0x%p, timestamp 0x%x, queued_logging_ctx 0x%p",
nfv9_logging_info->current_logging_context,
nfv9_logging_info->current_logging_context_timestamp,
nfv9_logging_info->queued_logging_context);
vlib_cli_output(vm,"\nnfv9_hdr 0x%p, tmpl_hdr 0x%p, dataflow_hdr 0x%p",
nfv9_logging_info->nfv9_header,
nfv9_logging_info->nfv9_template_header,
nfv9_logging_info->dataflow_header);
vlib_cli_output(vm,"\nadd_rec 0x%p, del_rec 0x%p, next_data_ptr 0x%p",
nfv9_logging_info->record[NAT44_ADD_RECORD],
nfv9_logging_info->record[NAT44_DEL_RECORD],
nfv9_logging_info->next_data_ptr);
vlib_cli_output(vm,"\n");
pkt_ptr = vlib_buffer_get_current(nfv9_logging_info->current_logging_context);
/*
* Dump along with 8 bytes of SHIM header
*/
for (i = 0; i < (nfv9_logging_info->pkt_length + CNAT_NFV9_IP_HDR_OFFSET);
i = i + 1) {
u8 c1, c2, c3;
if (i == CNAT_NFV9_IP_HDR_OFFSET) {
vlib_cli_output(vm,"\nIP_HEADER: \n");
} else if (i == CNAT_NFV9_UDP_HDR_OFFSET) {
vlib_cli_output(vm,"\nUDP_HEADER: \n");
} else if (i == CNAT_NFV9_HDR_OFFSET) {
vlib_cli_output(vm,"\nNFV9 Header: Version:Count: \n");
} else if (i == (CNAT_NFV9_HDR_OFFSET+4)) {
vlib_cli_output(vm,"\nBoot_Up_Time_In_ms: \n");
} else if (i == (CNAT_NFV9_HDR_OFFSET+8)) {
vlib_cli_output(vm, "\nUNIX_Time: \n");
} else if (i == (CNAT_NFV9_HDR_OFFSET+12)) {
vlib_cli_output(vm,"\nSeq_Num: \n");
} else if (i == (CNAT_NFV9_HDR_OFFSET+16)) {
vlib_cli_output(vm,"\nSource ID: \n");
} else if (i == (CNAT_NFV9_HDR_OFFSET+20)) {
if (nfv9_logging_info->nfv9_template_header) {
vlib_cli_output(vm,"\nNFV9 TEMPLATE HDR: \n");
next_nfv9_template_data_index = i + 4;
} else {
next_data_flow_index = i;
}
} else if (i == (CNAT_NFV9_TEMPLATE_OFFSET+CNAT_NFV9_TEMPLATE_LENGTH)) {
if (nfv9_logging_info->nfv9_template_header) {
next_data_flow_index = i;
}
}
if (i == next_nfv9_template_data_index) {
vlib_cli_output(vm,"\nNFV9 TEMPLATE DATA: \n");
} else if (i == next_data_flow_index) {
if (*(pkt_ptr + i) == 0x01) {
if (*(pkt_ptr + i + 1) == 0x00) {
data_record_size = 21;
next_data_record = i + 4;
next_data_flow_index = i + *(pkt_ptr + i + 3) +
*(pkt_ptr + i + 2)*0x100;
vlib_cli_output(vm,"\nADD_RECORD (total %d): next_data_flow_index (%d->%d)\n", (next_data_flow_index - i), i, next_data_flow_index);
} else if (*(pkt_ptr + i + 1) == 0x01) {
data_record_size = 11;
next_data_record = i + 4;
next_data_flow_index = i + *(pkt_ptr + i + 3) +
*(pkt_ptr + i + 2)*0x100;
vlib_cli_output(vm,"\nDEL_RECORD (total %d) : next_data_flow_index (%d->%d)\n", (next_data_flow_index - i), i, next_data_flow_index);
} else if (*(pkt_ptr + i + 1) == 0x09) {
data_record_size = 20;
next_data_record = i + 4;
next_data_flow_index = i + *(pkt_ptr + i + 3) +
*(pkt_ptr + i + 2)*0x100;
vlib_cli_output(vm,"\nBULK_ADD_RECORD (total %d) : next_data_flow_index (%d->%d)\n", (next_data_flow_index - i), i, next_data_flow_index);
} else if (*(pkt_ptr + i + 1) == 0x0a) {
data_record_size = 10;
next_data_record = i + 4;
next_data_flow_index = i + *(pkt_ptr + i + 3) +
*(pkt_ptr + i + 2)*0x100;
vlib_cli_output(vm,"\nBULK_DEL_RECORD (total %d) : next_data_flow_index (%d->%d)\n", (next_data_flow_index - i), i, next_data_flow_index);
}
}
} else if (i == next_data_record) {
vlib_cli_output(vm,"\n");
next_data_record += data_record_size;
}
c3 = *(pkt_ptr + i);
c2 = c3 & 0xf;
c1 = (c3 >> 4) & 0xf;
vlib_cli_output(vm,"%c%c ",
((c1 <= 9) ? (c1 + '0') : (c1 - 10 + 'a')),
((c2 <= 9) ? (c2 + '0') : (c2 - 10 + 'a')));
}
vlib_cli_output(vm,"\n");
}
/*
* edt: * * cnat_nfv9_pad_added_to_an_addr
*
* Returns the difference (no# of bytes) between new_addr
* & org_addr
*
* Argument: u8 *new_addr, u8 *org_addr
* returns the difference
*/
static inline
int cnat_nfv9_pad_added_to_an_addr(u8 *new_addr, u8 *org_addr)
{
uword addr1 = (uword) new_addr;
uword addr2 = (uword) org_addr;
return (addr1 - addr2);
}
/*
* edt: * * cnat_nfv9_add_end_of_record_padding
*
* Tries to add padding to data_ptr to ensure it is word aligned
*
* Argument: u8 * data_ptr
* pointer to the data pointer
*/
static inline
u8 *cnat_nfv9_add_end_of_record_padding (u8 *data_ptr)
{
uword tmp = (uword) data_ptr;
uword pad_value = (uword) NFV9_PAD_VALUE;
tmp = (tmp + pad_value) & (~pad_value);
return ((u8 *) tmp);
}
/*
* edt: * * cnat_nfv9_pad_end_of_record_length
*
* Tries to add padding to data_ptr to ensure it is word aligned
*
* Argument: u8 * data_ptr
* pointer to the data pointer
*/
static inline
u16 cnat_nfv9_pad_end_of_record_length (u16 record_length)
{
u16 pad_value = NFV9_PAD_VALUE;
return ((record_length + pad_value) & (~pad_value));
}
void fill_ip_n_udp_hdr (u32 ipv4_addr, u16 port,
cnat_nfv9_logging_info_t *nfv9_logging_info)
{
vlib_buffer_t * b0 = nfv9_logging_info->current_logging_context;
ipv4_header *ip_header = vlib_buffer_get_current(b0);
udp_hdr_type_t *udp_header = (udp_hdr_type_t *)((u8*)ip_header + sizeof(ipv4_header));
vlib_main_t *vm = vlib_get_main();
u16 ip_length __attribute__((unused));
u16 pkt_len = nfv9_logging_info->pkt_length;
ip4_address_t *ia0 = 0;
u16 src_port = 0x0a0a;
/*
* Clear the SHIM header fields. The PD nodes will set it
* appropriately.
*/
PLATFORM_MEMSET_CNAT_LOG_PKT_DATA
/*
* Don't need a special define for 0x45 - IP version and hdr len
*/
ip_header->version_hdr_len_words = 0x45;
ip_header->tos = 0;
ip_header->frag_flags_offset = 0;
ip_header->ttl = 0xff;
ip_header->protocol = UDP_PROT;
ip_header->dest_addr = clib_host_to_net_u32(ipv4_addr);
ip_length = vlib_buffer_length_in_chain (vm, b0);
ip_header->total_len_bytes = clib_host_to_net_u16(pkt_len);
ia0 = ip4_interface_first_address(&ip4_main, nfv9_logging_info->i_vrf_id, 0);
ip_header->src_addr = ia0->as_u32;
udp_header->src_port = clib_host_to_net_u16(src_port);
udp_header->dest_port = clib_host_to_net_u16(port);
udp_header->udp_checksum = 0;
udp_header->udp_length =
clib_host_to_net_u16(pkt_len - sizeof(ipv4_header));
ip_header->checksum = ip4_header_checksum((ip4_header_t *)ip_header);
}
/*
* edt: * * cnat_nfv9_fill_nfv9_ip_header
*
* Tries to fill the fields of the IP header before it
* is sent to the L3 infra node.
*
* Argument: cnat_nfv9_logging_info_t *nfv9_logging_info
* structure that contains the packet context
*/
static inline
void cnat_nfv9_fill_nfv9_ip_header (cnat_nfv9_logging_info_t *nfv9_logging_info)
{
u16 new_record_length = 0;
u16 orig_record_length = 0;
vlib_buffer_t * b0 = nfv9_logging_info->current_logging_context;
/*
* Fill in the IP header and port number of the Netflow collector
* The L3 Infra node will fill in the rest of the fields
*/
nfv9_logging_info->nfv9_header->count =
clib_host_to_net_u16(nfv9_logging_info->total_record_count);
/*
* Pad the last add/del record to ensure multiple of 4 bytes
*/
if(nfv9_logging_info->last_record != RECORD_INVALID) {
orig_record_length =
nfv9_logging_info->record_length[nfv9_logging_info->last_record];
new_record_length = cnat_nfv9_pad_end_of_record_length(
orig_record_length);
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u16(new_record_length);
}
/*
* If the record is padded, ensure the padded bytes are ZERO
*/
if (PREDICT_TRUE(new_record_length - orig_record_length)) {
u8 *pkt_ptr = (u8 *) (b0 + nfv9_logging_info->pkt_length);
/*
* Blindly copy 3 bytes of data to Zero to avoid for loops
* We have sufficient padding bytes for safety and we won't
* go over buffer limits
*/
*pkt_ptr++ = 0;
*pkt_ptr++ = 0;
*pkt_ptr++ = 0;
nfv9_logging_info->pkt_length +=
(new_record_length - orig_record_length);
}
nfv9_server_info_t *server = nfv9_server_info_pool +
nfv9_logging_info->server_index;
fill_ip_n_udp_hdr(server->ipv4_address,
server->port, nfv9_logging_info);
/*
* It is important to set the sw_if_index for the new buffer create
*/
vnet_buffer(b0)->sw_if_index[VLIB_TX] = (u32)~0;
}
/*
* edt: * * cnat_nfv9_send_queued_pkt
*
* Tries to send a logging pkt that has been queued earlier
* because it could not be sent due to downstream constipation
*
* Argument: cnat_nfv9_logging_info_t *nfv9_logging_info
* structure that contains the packet context
*/
static inline
void cnat_nfv9_send_queued_pkt (cnat_nfv9_logging_info_t *nfv9_logging_info)
{
return;
}
/*
* edt: * * cnat_nfv9_send_pkt
*
* Tries to send a logging pkt. If the packet cannot be sent
* because of rewrite_output node cannot process it, queue
* it temporarily and try to send it later.
*
* Argument: cnat_nfv9_logging_info_t *nfv9_logging_info
* structure that contains the packet context
*/
static inline
void cnat_nfv9_send_pkt (cnat_nfv9_logging_info_t *nfv9_logging_info)
{
cnat_nfv9_fill_nfv9_ip_header(nfv9_logging_info);
nfv9_server_info_t *server = nfv9_server_info_pool +
nfv9_logging_info->server_index;
/* Update sequence number just before sending.
* So that, multiple NAT44/NAT64/DSLite instances sharing a
* a single server instance can stamp the sequence number
* in the right sequence (as seen by the server).
*/
server->sequence_num += 1;
nfv9_logging_info->nfv9_header->sequence_num =
clib_host_to_net_u32(server->sequence_num);
#if DEBUG
cnat_nfv9_dump_logging_context (2, nfv9_logging_info, 1);
#endif
#if 0 /* commented out below */
send_vpp3_nfv9_pkt(nfv9_logging_info);
#endif
nfv9_logging_info->current_logging_context = NULL;
/*
* Increase last packet sent count
*/
server->pkts_since_last_template++;
/*
* If we are sending an nfv9 tempate with this packet
* log this timestamp
*/
if (nfv9_logging_info->nfv9_template_header) {
server->last_template_sent_time =
cnat_nfv9_get_unix_time_in_seconds();
server->pkts_since_last_template = 0;
}
return;
}
/*
* send_vpp3_nfv9_pkt: to send multiple b0 in a frame
*/
static inline
void send_vpp3_nfv9_pkt (cnat_nfv9_logging_info_t *nfv9_logging_info)
{
vlib_node_t *output_node;
vlib_main_t *vm = vlib_get_main();
vlib_frame_t *f;
vlib_buffer_t *b0;
u32 *to_next;
u32 bi=0;
ipv4_header *ip;
//Lets check and send it to ip4-lookup node
output_node = vlib_get_node_by_name (vm, (u8 *) "ip4-lookup");
f = vlib_get_frame_to_node (vm, output_node->index);
if ( nfv9_logging_info->current_logging_context != NULL) {
/* Build a pkt from whole cloth */
b0 = nfv9_logging_info->current_logging_context;
ip = vlib_buffer_get_current(b0);
to_next = vlib_frame_vector_args (f);
bi = vlib_get_buffer_index (vm, b0);
to_next[0] = bi;
f->n_vectors = 1;
b0->current_length = clib_net_to_host_u16(ip->total_len_bytes);
vlib_put_frame_to_node (vm, output_node->index, f);
}
return;
}
/*
* edt: * * cnat_nfv9_send_pkt_always_success
*
* Tries to send a logging pkt. This cannot fail due to downstream
* constipation because we have already checked if the rewrite_output
* node can accept it.
*
* Argument: cnat_nfv9_logging_info_t *nfv9_logging_info
* structure that contains the packet context
*
* Argument: vlib_node_t *output_node
* vlib_node_t structure for rewrite_output node
*/
static inline
void cnat_nfv9_send_pkt_always_success (
cnat_nfv9_logging_info_t *nfv9_logging_info,
vlib_node_t *output_node)
{
nfv9_server_info_t *server = nfv9_server_info_pool +
nfv9_logging_info->server_index;
vlib_main_t * vm = vlib_get_main();
/*
* At this point we either have a current or queued logging context
*/
if (PREDICT_TRUE(nfv9_logging_info->current_logging_context != NULL)) {
server->sequence_num += 1;
nfv9_logging_info->nfv9_header->sequence_num =
clib_host_to_net_u32(server->sequence_num);
cnat_nfv9_fill_nfv9_ip_header(nfv9_logging_info);
nfv9_logging_info->current_logging_context->current_length =
nfv9_logging_info->pkt_length;
vlib_cli_output(vm, "\nNFV9: 3. Sending Current packet\n");
#if DEBUG
cnat_nfv9_dump_logging_context (3, nfv9_logging_info, 1);
#endif
send_vpp3_nfv9_pkt(nfv9_logging_info);
nfv9_logging_info->current_logging_context = NULL;
} else {
/*
* For queued logging context, nfv9_header-> count is already set
*/
nfv9_logging_info->queued_logging_context->current_length =
nfv9_logging_info->pkt_length;
vlib_cli_output(vm,"\nNFV9: 4. Sending Queued packet\n");
#if DEBUG
cnat_nfv9_dump_logging_context (4, nfv9_logging_info, 2);
#endif
send_vpp3_nfv9_pkt(nfv9_logging_info);
nfv9_logging_info->queued_logging_context = NULL;
}
/*
* NF Logging info already deleted, just free it and return
*/
if (PREDICT_FALSE(nfv9_logging_info->deleted)) {
pool_put(cnat_nfv9_logging_info_pool, nfv9_logging_info);
return;
}
/*
* Increase last packet sent count and timestamp
*/
server->pkts_since_last_template++;
/*
* If we are sending an nfv9 tempate with this packet
* log this timestamp
*/
if (nfv9_logging_info->nfv9_template_header) {
server->last_template_sent_time =
cnat_nfv9_get_unix_time_in_seconds();
server->pkts_since_last_template = 0;
}
}
/*
* edt: * * cnat_nfv9_create_logging_context
*
* Tries to create a logging context with packet buffer
* to send a new logging packet
*
* Argument: cnat_nfv9_logging_info_t *nfv9_logging_info
* structure that contains the nfv9 logging info and will store
* the packet context as well.
*/
static inline
void cnat_nfv9_create_logging_context (
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_nfv9_template_add_flag_t template_flag)
{
vlib_main_t *vm = vlib_get_main();
vlib_buffer_t *b0;
static u32 bi;
u8 i;
/*
* If queued_logging_context_index is non-EMPTY, we already have a logging
* packet queued to be sent. First try sending this before allocating
* a new context. We can have only one active packet context per
* nfv9_logging_info structure
*/
if (PREDICT_FALSE(nfv9_logging_info->queued_logging_context != NULL)) {
cnat_nfv9_send_queued_pkt(nfv9_logging_info);
/*
* If we cannot still send the queued pkt, just return
* Downstream Constipation count would have increased anyway
*/
if (nfv9_logging_info->queued_logging_context != NULL) {
cnat_global_counters.nfv9_logging_context_creation_deferred_count++;
return;
}
}
/*
* No context can be allocated, return silently
* calling routine will handle updating the error counters
*/
if (vlib_buffer_alloc (vm, &bi, 1) != 1) {
vlib_cli_output(vm, "buffer allocation failure");
return;
}
/* Build a pkt from whole cloth */
b0 = vlib_get_buffer (vm, bi);
b0->current_data = 0;
nfv9_server_info_t *server = nfv9_server_info_pool +
nfv9_logging_info->server_index;
nfv9_logging_info->current_logging_context = b0;
nfv9_logging_info->current_logging_context_timestamp =
cnat_nfv9_get_sys_up_time_in_ms();
nfv9_logging_info->nfv9_header =
(nfv9_header_t *) (vlib_buffer_get_current(b0) +
(sizeof(ipv4_header)) +
(sizeof(udp_hdr_type_t)));
nfv9_logging_info->nfv9_header->version =
clib_host_to_net_u16(CNAT_NFV9_VERSION_NUMBER);
nfv9_logging_info->nfv9_header->sys_up_time =
clib_host_to_net_u32(cnat_nfv9_get_sys_up_time_in_ms());
nfv9_logging_info->nfv9_header->timestamp =
clib_host_to_net_u32(cnat_nfv9_get_unix_time_in_seconds());
nfv9_logging_info->nfv9_header->source_id =
clib_host_to_net_u32(nfv9_src_id);
nfv9_logging_info->dataflow_header = 0;
for(i = 0; i < MAX_RECORDS;i++) {
nfv9_logging_info->record[i] = NULL;
nfv9_logging_info->record_length[i] = 0;
}
nfv9_logging_info->last_record = 0;
nfv9_logging_info->nfv9_template_header = 0;
nfv9_logging_info->next_data_ptr =
(u8 *) (vlib_buffer_get_current(b0) +
sizeof(ipv4_header) + sizeof(udp_hdr_type_t) +
sizeof(nfv9_header_t));
nfv9_logging_info->pkt_length = (CNAT_NFV9_TEMPLATE_OFFSET -
CNAT_NFV9_IP_HDR_OFFSET);
/*
* Now we have 0 records to start with
*/
nfv9_logging_info->total_record_count = 0;
if ((template_flag == cnat_nfv9_template_add_always) ||
(server->pkts_since_last_template >
server->refresh_rate) ||
((cnat_nfv9_get_unix_time_in_seconds() -
server->last_template_sent_time) >
server->timeout_rate)) {
/*
* Send a new template
*/
nfv9_logging_info->nfv9_template_header =
(cnat_nfv9_template_t *) nfv9_logging_info->next_data_ptr;
clib_memcpy(nfv9_logging_info->nfv9_template_header,
&cnat_nfv9_template_info,
sizeof(cnat_nfv9_template_info));
/*
* Templates are sent irrespective of particular service-type config
*/
nfv9_logging_info->total_record_count = MAX_RECORDS - 1;
nfv9_logging_info->pkt_length += CNAT_NFV9_TEMPLATE_LENGTH;
/*
* Set the data pointer beyond the template field
*/
nfv9_logging_info->next_data_ptr =
(u8 *) (nfv9_logging_info->nfv9_template_header + 1);
/*
* Setting template_sent flag as TRUE. this will be checked in
* handle_vrfid_name_mapping()
*/
server->template_sent = TEMPLATE_SENT_TRUE;
}
}
void cnat_nfv9_record_create (
cnat_nfv9_logging_info_t *nfv9_logging_info, u16 cur_record)
{
int byte_diff = 0;
u16 last_record = nfv9_logging_info->last_record;
if(last_record != 0 && last_record != cur_record) {
u16 orig_length, new_length;
orig_length = nfv9_logging_info->record_length[last_record];
new_length = cnat_nfv9_pad_end_of_record_length(orig_length);
/*
* The padding bytes are required after the last record
* Ensure length of last record accounts for padding bytes
*/
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u16(new_length);
/*
* Since we are working on the del record, set add record to 0
*/
nfv9_logging_info->record[last_record] = 0;
nfv9_logging_info->record_length[last_record] = 0;
nfv9_logging_info->last_record = 0;
}
nfv9_logging_info->last_record = cur_record;
/*
* The padding bytes are required after the last record
* Ensure that we skip over the padding bytes
*/
nfv9_logging_info->dataflow_header = (nfv9_dataflow_record_header_t *)
cnat_nfv9_add_end_of_record_padding(nfv9_logging_info->next_data_ptr);
/*
* Get the difference
*/
byte_diff = cnat_nfv9_pad_added_to_an_addr(
(u8 *)nfv9_logging_info->dataflow_header,
nfv9_logging_info->next_data_ptr);
if(byte_diff > 0) {
/*
* Update the packet length to account for the pad bytes
*/
nfv9_logging_info->pkt_length += byte_diff;
u8 *pkt_ptr = nfv9_logging_info->next_data_ptr;
/*
* Blindly copy 3 bytes of data to Zero to avoid for loops
* We have sufficient padding bytes for safety and we won't
* go over buffer limits
*/
*pkt_ptr++ = 0;
*pkt_ptr++ = 0;
*pkt_ptr++ = 0;
}
/*
* Initialize the template_id and the length of the add record
*/
nfv9_logging_info->dataflow_header->dataflow_template_id =
clib_host_to_net_u16(cnat_template_id[cur_record]);
nfv9_logging_info->record[cur_record] =
(u8 *) (nfv9_logging_info->dataflow_header + 1);
nfv9_logging_info->record_length[cur_record] =
CNAT_NFV9_DATAFLOW_RECORD_HEADER_LENGTH;
/*
* Update the length of the total NFV9 record
*/
nfv9_logging_info->pkt_length +=
CNAT_NFV9_DATAFLOW_RECORD_HEADER_LENGTH;
/*
* Set the data pointer beyond the dataflow header field
*/
nfv9_logging_info->next_data_ptr =
(u8 *) (nfv9_logging_info->dataflow_header + 1);
}
static void cnat_nfv9_insert_add_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
cnat_vrfmap_t *vrfmap)
{
u16 my_proto_mask;
u8 my_protocol;
nfv9_add_record_t nfv9_logging_add_record;
if (PREDICT_FALSE(nfv9_logging_info->record[NAT44_ADD_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, NAT44_ADD_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_add_record.inside_vrf_id =
clib_host_to_net_u32(vrfmap->i_vrf_id);
nfv9_logging_add_record.outside_vrf_id =
clib_host_to_net_u32(vrfmap->o_vrf_id);
nfv9_logging_add_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
nfv9_logging_add_record.outside_ip_addr =
clib_host_to_net_u32(db->out2in_key.k.ipv4);
nfv9_logging_add_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
nfv9_logging_add_record.outside_ip_port =
clib_host_to_net_u16(db->out2in_key.k.port);
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : GRE_PROT)));
nfv9_logging_add_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT44_ADD_RECORD],
&nfv9_logging_add_record, CNAT_NFV9_ADD_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT44_ADD_RECORD]
+= CNAT_NFV9_ADD_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_ADD_RECORD_LENGTH;
nfv9_logging_info->record[NAT44_ADD_RECORD]
+= CNAT_NFV9_ADD_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT44_ADD_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT44_ADD_RECORD]);
}
static void cnat_nfv9_ds_lite_insert_add_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry)
{
nfv9_ds_lite_add_record_t nfv9_logging_add_record = {0};
cnat_user_db_entry_t *udb = NULL;
u16 my_proto_mask;
u8 my_protocol;
udb = cnat_user_db + db->user_index;
if (PREDICT_FALSE(!udb)) {
return;
}
if (PREDICT_FALSE(nfv9_logging_info->record[DS_LITE_ADD_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, DS_LITE_ADD_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_add_record.inside_vrf_id =
clib_host_to_net_u32(dslite_entry->i_vrf_id);
nfv9_logging_add_record.outside_vrf_id =
clib_host_to_net_u32(dslite_entry->o_vrf_id);
#ifdef DSLITE_USER_IPV4
nfv9_logging_add_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
#else
/*
* Inside ipv4 address is sent as 0.0.0.0 for ds-lite case as
* ipv6 is user here.
*/
nfv9_logging_add_record.inside_ip_addr = 0;
#endif
nfv9_logging_add_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(udb->ipv6[0]);
nfv9_logging_add_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(udb->ipv6[1]);
nfv9_logging_add_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(udb->ipv6[2]);
nfv9_logging_add_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(udb->ipv6[3]);
nfv9_logging_add_record.outside_ip_addr =
clib_host_to_net_u32(db->out2in_key.k.ipv4);
nfv9_logging_add_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
nfv9_logging_add_record.outside_ip_port =
clib_host_to_net_u16(db->out2in_key.k.port);
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : 0)));
nfv9_logging_add_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[DS_LITE_ADD_RECORD],
&nfv9_logging_add_record, CNAT_NFV9_DS_LITE_ADD_RECORD_LENGTH);
nfv9_logging_info->record_length[DS_LITE_ADD_RECORD]
+= CNAT_NFV9_DS_LITE_ADD_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_DS_LITE_ADD_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[DS_LITE_ADD_RECORD]
+= CNAT_NFV9_DS_LITE_ADD_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[DS_LITE_ADD_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[DS_LITE_ADD_RECORD]);
}
static void cnat_nfv9_ds_lite_insert_del_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry)
{
nfv9_ds_lite_del_record_t nfv9_logging_del_record = {0};
cnat_user_db_entry_t *udb = NULL;
u16 my_proto_mask;
u8 my_protocol;
udb = cnat_user_db + db->user_index;
if (PREDICT_FALSE(!udb)) {
return;
}
if (PREDICT_FALSE(nfv9_logging_info->record[DS_LITE_DEL_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, DS_LITE_DEL_RECORD);
}
/*
* We should definitely have a del record now.
* No need to sanitize
*/
nfv9_logging_del_record.inside_vrf_id =
clib_host_to_net_u32(dslite_entry->i_vrf_id);
#ifdef DSLITE_USER_IPV4
nfv9_logging_del_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
#else
/*
* Inside ipv4 address is sent as 0.0.0.0 for ds-lite case as
* ipv6 is user here.
*/
nfv9_logging_del_record.inside_ip_addr = 0;
#endif
nfv9_logging_del_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(udb->ipv6[0]);
nfv9_logging_del_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(udb->ipv6[1]);
nfv9_logging_del_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(udb->ipv6[2]);
nfv9_logging_del_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(udb->ipv6[3]);
nfv9_logging_del_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : 0)));
nfv9_logging_del_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[DS_LITE_DEL_RECORD],
&nfv9_logging_del_record, CNAT_NFV9_DS_LITE_DEL_RECORD_LENGTH);
nfv9_logging_info->record_length[DS_LITE_DEL_RECORD] +=
CNAT_NFV9_DS_LITE_DEL_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_DS_LITE_DEL_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[DS_LITE_DEL_RECORD]
+= CNAT_NFV9_DS_LITE_DEL_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[DS_LITE_DEL_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[DS_LITE_DEL_RECORD]);
}
#ifndef NO_BULK_LOGGING
static void cnat_nfv9_insert_bulk_add_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
cnat_vrfmap_t *vrfmap,
int bulk_alloc_start_port)
{
nfv9_bulk_add_record_t nfv9_logging_bulk_add_record;
bulk_alloc_size_t bulk_size = BULKSIZE_FROM_VRFMAP(vrfmap);
if (PREDICT_FALSE(nfv9_logging_info->record[NAT44_BULK_ADD_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, NAT44_BULK_ADD_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_bulk_add_record.inside_vrf_id =
clib_host_to_net_u32(vrfmap->i_vrf_id);
nfv9_logging_bulk_add_record.outside_vrf_id =
clib_host_to_net_u32(vrfmap->o_vrf_id);
nfv9_logging_bulk_add_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
nfv9_logging_bulk_add_record.outside_ip_addr =
clib_host_to_net_u32(db->out2in_key.k.ipv4);
nfv9_logging_bulk_add_record.outside_ip_port_start =
clib_host_to_net_u16(bulk_alloc_start_port);
nfv9_logging_bulk_add_record.outside_ip_port_end =
clib_host_to_net_u16(bulk_alloc_start_port + bulk_size -1);
clib_memcpy(nfv9_logging_info->record[NAT44_BULK_ADD_RECORD],
&nfv9_logging_bulk_add_record, CNAT_NFV9_BULK_ADD_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT44_BULK_ADD_RECORD]
+= CNAT_NFV9_BULK_ADD_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_BULK_ADD_RECORD_LENGTH;
nfv9_logging_info->record[NAT44_BULK_ADD_RECORD]
+= CNAT_NFV9_BULK_ADD_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT44_BULK_ADD_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT44_BULK_ADD_RECORD]);
}
static void cnat_nfv9_ds_lite_insert_bulk_add_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry,
int bulk_alloc_start_port)
{
nfv9_ds_lite_bulk_add_record_t nfv9_logging_bulk_add_record = {0};
cnat_user_db_entry_t *udb = NULL;
bulk_alloc_size_t bulk_size = BULKSIZE_FROM_VRFMAP(dslite_entry);
if (PREDICT_FALSE(nfv9_logging_info->record[DS_LITE_BULK_ADD_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, DS_LITE_BULK_ADD_RECORD);
}
udb = cnat_user_db + db->user_index;
if (PREDICT_FALSE(!udb)) {
return;
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_bulk_add_record.inside_vrf_id =
clib_host_to_net_u32(dslite_entry->i_vrf_id);
nfv9_logging_bulk_add_record.outside_vrf_id =
clib_host_to_net_u32(dslite_entry->o_vrf_id);
#ifdef DSLITE_USER_IPV4
nfv9_logging_bulk_add_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
#else
/*
* Inside ipv4 address is sent as 0.0.0.0 for ds-lite case as
* ipv6 is user here.
*/
nfv9_logging_bulk_add_record.inside_ip_addr = 0;
#endif
nfv9_logging_bulk_add_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(udb->ipv6[0]);
nfv9_logging_bulk_add_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(udb->ipv6[1]);
nfv9_logging_bulk_add_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(udb->ipv6[2]);
nfv9_logging_bulk_add_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(udb->ipv6[3]);
nfv9_logging_bulk_add_record.outside_ip_addr =
clib_host_to_net_u32(db->out2in_key.k.ipv4);
nfv9_logging_bulk_add_record.outside_ip_port_start =
clib_host_to_net_u16(bulk_alloc_start_port);
nfv9_logging_bulk_add_record.outside_ip_port_end =
clib_host_to_net_u16(bulk_alloc_start_port + bulk_size -1);
clib_memcpy(nfv9_logging_info->record[DS_LITE_BULK_ADD_RECORD],
&nfv9_logging_bulk_add_record, CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_LENGTH);
nfv9_logging_info->record_length[DS_LITE_BULK_ADD_RECORD]
+= CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[DS_LITE_BULK_ADD_RECORD]
+= CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[DS_LITE_BULK_ADD_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[DS_LITE_BULK_ADD_RECORD]);
}
static void cnat_nfv9_ds_lite_insert_bulk_del_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry,
int bulk_alloc_start_port)
{
nfv9_ds_lite_bulk_del_record_t nfv9_logging_bulk_del_record = {0};
cnat_user_db_entry_t *udb = NULL;
if (PREDICT_FALSE(nfv9_logging_info->record[DS_LITE_BULK_DEL_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, DS_LITE_BULK_DEL_RECORD);
}
udb = cnat_user_db + db->user_index;
if (PREDICT_FALSE(!udb)) {
return;
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_bulk_del_record.inside_vrf_id =
clib_host_to_net_u32(dslite_entry->i_vrf_id);
#ifdef DSLITE_USER_IPV4
nfv9_logging_bulk_del_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
#else
nfv9_logging_bulk_del_record.inside_ip_addr =
clib_host_to_net_u32(0);
#endif
nfv9_logging_bulk_del_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(udb->ipv6[0]);
nfv9_logging_bulk_del_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(udb->ipv6[1]);
nfv9_logging_bulk_del_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(udb->ipv6[2]);
nfv9_logging_bulk_del_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(udb->ipv6[3]);
nfv9_logging_bulk_del_record.outside_ip_port_start =
clib_host_to_net_u16(bulk_alloc_start_port);
clib_memcpy(nfv9_logging_info->record[DS_LITE_BULK_DEL_RECORD],
&nfv9_logging_bulk_del_record,
CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_LENGTH);
nfv9_logging_info->record_length[DS_LITE_BULK_DEL_RECORD] +=
CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_LENGTH;
nfv9_logging_info->pkt_length +=
CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[DS_LITE_BULK_DEL_RECORD] +=
CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[DS_LITE_BULK_DEL_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[DS_LITE_BULK_DEL_RECORD]);
}
#endif /* #ifndef NO_BULK_LOGGING */
static void cnat_nfv9_insert_del_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
cnat_vrfmap_t *vrfmap)
{
u16 my_proto_mask;
u8 my_protocol;
nfv9_del_record_t nfv9_logging_del_record;
if (PREDICT_FALSE(nfv9_logging_info->record[NAT44_DEL_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, NAT44_DEL_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_del_record.inside_vrf_id =
clib_host_to_net_u32(vrfmap->i_vrf_id);
nfv9_logging_del_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
nfv9_logging_del_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : GRE_PROT)));
nfv9_logging_del_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT44_DEL_RECORD],
&nfv9_logging_del_record, CNAT_NFV9_DEL_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT44_DEL_RECORD]
+= CNAT_NFV9_DEL_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_DEL_RECORD_LENGTH;
nfv9_logging_info->record[NAT44_DEL_RECORD]
+= CNAT_NFV9_DEL_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT44_DEL_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT44_DEL_RECORD]);
}
#ifndef NO_BULK_LOGGING
static void cnat_nfv9_insert_bulk_del_record(
cnat_nfv9_logging_info_t *nfv9_logging_info,
cnat_main_db_entry_t *db,
cnat_vrfmap_t *vrfmap,
int bulk_alloc_start_port)
{
nfv9_bulk_del_record_t nfv9_logging_bulk_del_record;
if (PREDICT_FALSE(nfv9_logging_info->record[NAT44_BULK_DEL_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, NAT44_BULK_DEL_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_bulk_del_record.inside_vrf_id =
clib_host_to_net_u32(vrfmap->i_vrf_id);
nfv9_logging_bulk_del_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
nfv9_logging_bulk_del_record.outside_ip_port_start =
clib_host_to_net_u16(bulk_alloc_start_port);
clib_memcpy(nfv9_logging_info->record[NAT44_BULK_DEL_RECORD],
&nfv9_logging_bulk_del_record, CNAT_NFV9_BULK_DEL_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT44_BULK_DEL_RECORD]
+= CNAT_NFV9_BULK_DEL_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_BULK_DEL_RECORD_LENGTH;
nfv9_logging_info->record[NAT44_BULK_DEL_RECORD]
+= CNAT_NFV9_BULK_DEL_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT44_BULK_DEL_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT44_BULK_DEL_RECORD]);
}
#endif /* #ifndef NO_BULK_LOGGING */
/*
* edt: * * cnat_nfv9_log_mapping_create
*
* Tries to log a creation of mapping record
*
* Argument: cnat_main_db_entry_t *db
* Main DB entry being created
*
* Argument: cnat_vrfmap_t *vrfmap
* VRF Map for the Main DB entry being created
*/
void cnat_nfv9_log_mapping_create (cnat_main_db_entry_t *db,
cnat_vrfmap_t *vrfmap
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
vlib_main_t * vm = vlib_get_main();
if (PREDICT_FALSE(vrfmap->nfv9_logging_index == EMPTY)) {
//vlib_cli_output(vm, "\n1. Log Mapping failed");
/*
* No logging configured, silently return
*/
return;
}
if (cnat_nfv9_logging_info_pool == NULL) {
vlib_cli_output(vm, "%s: info_pool pointer is NULL !!!!\n", __func__);
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + vrfmap->nfv9_logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
//vlib_cli_output(vm, "\n2. Log Mapping failed");
return;
}
}
#ifndef NO_BULK_LOGGING
if(bulk_alloc > 0) { /* new bulk alloc - use bulk add template */
cnat_nfv9_insert_bulk_add_record(nfv9_logging_info, db, vrfmap,
bulk_alloc);
} else if(bulk_alloc == CACHE_ALLOC_NO_LOG_REQUIRED)
return; /* No logging required.. bulk port usage */
else /* Individual logging .. fall back to old method */
#endif
cnat_nfv9_insert_add_record(nfv9_logging_info, db, vrfmap);
nfv9_logging_info->total_record_count += 1;
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_log_mapping_delete
*
* Tries to log a deletion of mapping record
*
* Argument: cnat_main_db_entry_t *db
* Main DB entry being deleted
*
* Argument: cnat_vrfmap_t *vrfmap
* VRF Map for the Main DB entry being deleted
*/
void cnat_nfv9_log_mapping_delete (cnat_main_db_entry_t * db,
cnat_vrfmap_t *vrfmap
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
if (PREDICT_FALSE(vrfmap->nfv9_logging_index == EMPTY)) {
//vlib_cli_output(vm, "\n3. Log Mapping failed");
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + vrfmap->nfv9_logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
//vlib_cli_output(vm, "\n4. Log Mapping failed");
return;
}
}
#ifndef NO_BULK_LOGGING
if(bulk_alloc > 0) { /* new bulk alloc - use bulk add template */
cnat_nfv9_insert_bulk_del_record(nfv9_logging_info, db, vrfmap,
bulk_alloc);
} else if(bulk_alloc == CACHE_ALLOC_NO_LOG_REQUIRED)
return; /* No logging required.. bulk port usage */
else /* Individual logging .. fall back to old method */
#endif
cnat_nfv9_insert_del_record(nfv9_logging_info, db, vrfmap);
nfv9_logging_info->total_record_count += 1;
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/* NAT64 Related routines */
/*
* edt: * * cnat_nfv9_bib_mapping_create
*
* Tries to log a creation of Bib mapping record
*
* Argument: nat64_bib_entry_t *db
* BIB DB entry being created
*
* Argument: nat64_table_entry_t *nat64_entry
* NAT64 Instance where this BIB belongs
*/
void cnat_nfv9_bib_mapping_create (nat64_bib_entry_t *db,
nat64_table_entry_t *nat64_entry)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
u16 my_proto_mask;
u8 my_protocol;
nfv9_nat64_add_bib_record_t nfv9_logging_add_record;
if (PREDICT_FALSE(nat64_entry->logging_index == EMPTY)) {
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + nat64_entry->logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
return;
}
}
if (PREDICT_FALSE(nfv9_logging_info->record[NAT64_ADD_BIB_RECORD] == NULL)){
cnat_nfv9_record_create(nfv9_logging_info,NAT64_ADD_BIB_RECORD);
}
nfv9_logging_add_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(db->v6_in_key.ipv6[0]);
nfv9_logging_add_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(db->v6_in_key.ipv6[1]);
nfv9_logging_add_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(db->v6_in_key.ipv6[2]);
nfv9_logging_add_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(db->v6_in_key.ipv6[3]);
nfv9_logging_add_record.outside_v4_src_addr =
clib_host_to_net_u32(db->v4_out_key.k.ipv4);
nfv9_logging_add_record.inside_src_port =
clib_host_to_net_u16(db->v6_in_key.port);
nfv9_logging_add_record.outside_src_port =
clib_host_to_net_u16(db->v4_out_key.k.port);
my_proto_mask = db->v6_in_key.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? IPV6_PROTO_ICMPV6 : 0)));
nfv9_logging_add_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT64_ADD_BIB_RECORD],
&nfv9_logging_add_record, CNAT_NFV9_NAT64_ADD_BIB_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT64_ADD_BIB_RECORD] +=
CNAT_NFV9_NAT64_ADD_BIB_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_NAT64_ADD_BIB_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[NAT64_ADD_BIB_RECORD]
+= CNAT_NFV9_NAT64_ADD_BIB_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT64_ADD_BIB_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT64_ADD_BIB_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_session_mapping_create
*
* Tries to log a creation of Bib mapping record
*
* Argument: nat64_bib_entry_t *bdb
* BIB DB entry for the session that is created
*
* Argument: nat64_session_entry_t *sdb
* Session DB entry being created
*
* Argument: nat64_table_entry_t *nat64_entry
* NAT64 Instance where this BIB and Session belongs
*/
void cnat_nfv9_session_mapping_create (nat64_bib_entry_t *bdb,
nat64_session_entry_t *sdb,
nat64_table_entry_t *nat64_entry_ptr)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
u16 my_proto_mask;
u8 my_protocol;
u32 dest_v6[4];
nfv9_nat64_add_session_record_t nfv9_logging_add_record;
u8 *ipv6_addr_ptr;
u8 *ipv4_addr_ptr;
if (PREDICT_FALSE(nat64_entry_ptr->logging_index == EMPTY)) {
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + nat64_entry_ptr->logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)){
return;
}
}
if (PREDICT_FALSE(nfv9_logging_info->record[NAT64_ADD_SESSION_RECORD]
== NULL)){
cnat_nfv9_record_create(nfv9_logging_info, NAT64_ADD_SESSION_RECORD);
}
nfv9_logging_add_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[0]);
nfv9_logging_add_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[1]);
nfv9_logging_add_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[2]);
nfv9_logging_add_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[3]);
nfv9_logging_add_record.outside_v4_src_addr =
clib_host_to_net_u32(bdb->v4_out_key.k.ipv4);
nfv9_logging_add_record.outside_v4_dest_addr =
clib_host_to_net_u32(sdb->v4_dest_key.k.ipv4);
/* Need to create the V6 address using prefix */
dest_v6[0] = nat64_entry_ptr->v6_prefix[0];
dest_v6[1] = nat64_entry_ptr->v6_prefix[1];
dest_v6[2] = nat64_entry_ptr->v6_prefix[2];
dest_v6[3] = nat64_entry_ptr->v6_prefix[3];
ipv6_addr_ptr = (u8 *) (&(dest_v6[0]));
ipv4_addr_ptr = (u8 *) (&(sdb->v4_dest_key.k.ipv4));
*(ipv6_addr_ptr + nat64_entry_ptr->octet0_position) = *(ipv4_addr_ptr);
*(ipv6_addr_ptr + nat64_entry_ptr->octet1_position) = *(ipv4_addr_ptr + 1);
*(ipv6_addr_ptr + nat64_entry_ptr->octet2_position) = *(ipv4_addr_ptr + 2);
*(ipv6_addr_ptr + nat64_entry_ptr->octet3_position) = *(ipv4_addr_ptr + 3);
nfv9_logging_add_record.inside_v6_dest_addr[0] =
clib_host_to_net_u32(dest_v6[0]);
nfv9_logging_add_record.inside_v6_dest_addr[1] =
clib_host_to_net_u32(dest_v6[1]);
nfv9_logging_add_record.inside_v6_dest_addr[2] =
clib_host_to_net_u32(dest_v6[2]);
nfv9_logging_add_record.inside_v6_dest_addr[3] =
clib_host_to_net_u32(dest_v6[3]);
nfv9_logging_add_record.outside_v4_dest_addr =
clib_host_to_net_u32(sdb->v4_dest_key.k.ipv4);
nfv9_logging_add_record.inside_src_port =
clib_host_to_net_u16(bdb->v6_in_key.port);
nfv9_logging_add_record.outside_src_port =
clib_host_to_net_u16(bdb->v4_out_key.k.port);
nfv9_logging_add_record.dest_port =
clib_host_to_net_u16(sdb->v4_dest_key.k.port);
my_proto_mask = bdb->v6_in_key.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? IPV6_PROTO_ICMPV6 : 0)));
nfv9_logging_add_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT64_ADD_SESSION_RECORD],
&nfv9_logging_add_record, CNAT_NFV9_NAT64_ADD_SESSION_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT64_ADD_SESSION_RECORD] +=
CNAT_NFV9_NAT64_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_NAT64_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[NAT64_ADD_SESSION_RECORD]
+= CNAT_NFV9_NAT64_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT64_ADD_SESSION_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT64_ADD_SESSION_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_bib_mapping_delete
*
* Tries to log a deletion of Bib mapping record
*
* Argument: nat64_bib_entry_t *db
* BIB DB entry being created
*
* Argument: nat64_table_entry_t *nat64_entry
* NAT64 Instance where this BIB belongs
*/
void cnat_nfv9_bib_mapping_delete (nat64_bib_entry_t *db,
nat64_table_entry_t *nat64_entry)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
u16 my_proto_mask;
u8 my_protocol;
nfv9_nat64_del_bib_record_t nfv9_logging_del_record;
if (PREDICT_FALSE(nat64_entry->logging_index == EMPTY)) {
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + nat64_entry->logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)){
return;
}
}
if (PREDICT_FALSE(nfv9_logging_info->record[NAT64_DEL_BIB_RECORD] == NULL)){
cnat_nfv9_record_create(nfv9_logging_info,NAT64_DEL_BIB_RECORD);
}
nfv9_logging_del_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(db->v6_in_key.ipv6[0]);
nfv9_logging_del_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(db->v6_in_key.ipv6[1]);
nfv9_logging_del_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(db->v6_in_key.ipv6[2]);
nfv9_logging_del_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(db->v6_in_key.ipv6[3]);
nfv9_logging_del_record.inside_src_port =
clib_host_to_net_u16(db->v6_in_key.port);
my_proto_mask = db->v6_in_key.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? IPV6_PROTO_ICMPV6 : 0)));
nfv9_logging_del_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT64_DEL_BIB_RECORD],
&nfv9_logging_del_record, CNAT_NFV9_NAT64_DEL_BIB_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT64_DEL_BIB_RECORD] +=
CNAT_NFV9_NAT64_DEL_BIB_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_NAT64_DEL_BIB_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[NAT64_DEL_BIB_RECORD]
+= CNAT_NFV9_NAT64_DEL_BIB_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT64_DEL_BIB_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT64_DEL_BIB_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_session_mapping_delete
*
* Tries to log a deletion of Bib mapping record
*
* Argument: nat64_bib_entry_t *bdb
* BIB DB entry for the session that is created
*
* Argument: nat64_session_entry_t *sdb
* Session DB entry being created
*
* Argument: nat64_table_entry_t *nat64_entry
* NAT64 Instance where this BIB and Session belongs
*/
void cnat_nfv9_session_mapping_delete (nat64_bib_entry_t *bdb,
nat64_session_entry_t *sdb,
nat64_table_entry_t *nat64_entry_ptr)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
u16 my_proto_mask;
u8 my_protocol;
u32 dest_v6[4];
nfv9_nat64_del_session_record_t nfv9_logging_del_record;
u8 *ipv6_addr_ptr;
u8 *ipv4_addr_ptr;
if (PREDICT_FALSE(nat64_entry_ptr->logging_index == EMPTY)) {
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + nat64_entry_ptr->logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)){
return;
}
}
if (PREDICT_FALSE(nfv9_logging_info->record[NAT64_DEL_SESSION_RECORD]
== NULL)){
cnat_nfv9_record_create(nfv9_logging_info, NAT64_DEL_SESSION_RECORD);
}
nfv9_logging_del_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[0]);
nfv9_logging_del_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[1]);
nfv9_logging_del_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[2]);
nfv9_logging_del_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(bdb->v6_in_key.ipv6[3]);
/* Need to create the V6 address using prefix */
dest_v6[0] = nat64_entry_ptr->v6_prefix[0];
dest_v6[1] = nat64_entry_ptr->v6_prefix[1];
dest_v6[2] = nat64_entry_ptr->v6_prefix[2];
dest_v6[3] = nat64_entry_ptr->v6_prefix[3];
ipv6_addr_ptr = (u8 *) (&(dest_v6[0]));
ipv4_addr_ptr = (u8 *) (&(sdb->v4_dest_key.k.ipv4));
*(ipv6_addr_ptr + nat64_entry_ptr->octet0_position) = *(ipv4_addr_ptr);
*(ipv6_addr_ptr + nat64_entry_ptr->octet1_position) = *(ipv4_addr_ptr + 1);
*(ipv6_addr_ptr + nat64_entry_ptr->octet2_position) = *(ipv4_addr_ptr + 2);
*(ipv6_addr_ptr + nat64_entry_ptr->octet3_position) = *(ipv4_addr_ptr + 3);
nfv9_logging_del_record.inside_v6_dest_addr[0] =
clib_host_to_net_u32(dest_v6[0]);
nfv9_logging_del_record.inside_v6_dest_addr[1] =
clib_host_to_net_u32(dest_v6[1]);
nfv9_logging_del_record.inside_v6_dest_addr[2] =
clib_host_to_net_u32(dest_v6[2]);
nfv9_logging_del_record.inside_v6_dest_addr[3] =
clib_host_to_net_u32(dest_v6[3]);
nfv9_logging_del_record.inside_src_port =
clib_host_to_net_u16(bdb->v6_in_key.port);
nfv9_logging_del_record.dest_port =
clib_host_to_net_u16(sdb->v4_dest_key.k.port);
my_proto_mask = bdb->v6_in_key.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? IPV6_PROTO_ICMPV6 : 0)));
nfv9_logging_del_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT64_DEL_SESSION_RECORD],
&nfv9_logging_del_record, CNAT_NFV9_NAT64_DEL_SESSION_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT64_DEL_SESSION_RECORD] +=
CNAT_NFV9_NAT64_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_NAT64_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[NAT64_DEL_SESSION_RECORD]
+= CNAT_NFV9_NAT64_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT64_DEL_SESSION_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT64_DEL_SESSION_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_nat44_log_session_create
*
* Tries to log a creation of mapping record (session based)
*
* Argument: cnat_main_db_entry_t *db
* Main DB entry being created
* Arugment: cnat_session_entry_t *sdb
* Session DB entry if the destination is not the first dest
* Argument: cnat_vrfmap_t *vrfmap
* VRF Map for the Main DB entry being created
*/
void cnat_nfv9_nat44_log_session_create(cnat_main_db_entry_t *db,
cnat_session_entry_t *sdb,
cnat_vrfmap_t *vrfmap)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
u16 my_proto_mask;
u8 my_protocol;
nfv9_add_session_record_t nfv9_logging_add_session_record;
if (PREDICT_FALSE(vrfmap->nfv9_logging_index == EMPTY)) {
//vlib_cli_output(vm,"\n1. Log Mapping failed");
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + vrfmap->nfv9_logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
//vlib_cli_output(vm,"\n2. Log Mapping failed");
return;
}
}
if(PREDICT_FALSE(nfv9_logging_info->record[
NAT44_ADD_SESSION_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, NAT44_ADD_SESSION_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_add_session_record.inside_vrf_id =
clib_host_to_net_u32(vrfmap->i_vrf_id);
nfv9_logging_add_session_record.outside_vrf_id =
clib_host_to_net_u32(vrfmap->o_vrf_id);
nfv9_logging_add_session_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
nfv9_logging_add_session_record.outside_ip_addr =
clib_host_to_net_u32(db->out2in_key.k.ipv4);
/* If sdb is null, it is assumed that logging is being done
* for the first destination which is held in the main db
* itself
*/
if(PREDICT_TRUE(sdb == NULL)) {
nfv9_logging_add_session_record.dest_ip_addr =
clib_host_to_net_u32(db->dst_ipv4);
nfv9_logging_add_session_record.dest_port =
clib_host_to_net_u16(db->dst_port);
} else {
nfv9_logging_add_session_record.dest_ip_addr =
clib_host_to_net_u32(sdb->v4_dest_key.k.ipv4);
nfv9_logging_add_session_record.dest_port =
clib_host_to_net_u16(sdb->v4_dest_key.k.port);
}
nfv9_logging_add_session_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
nfv9_logging_add_session_record.outside_ip_port =
clib_host_to_net_u16(db->out2in_key.k.port);
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : GRE_PROT)));
nfv9_logging_add_session_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT44_ADD_SESSION_RECORD],
&nfv9_logging_add_session_record,
CNAT_NFV9_NAT44_ADD_SESSION_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT44_ADD_SESSION_RECORD]
+= CNAT_NFV9_NAT44_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_NAT44_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[NAT44_ADD_SESSION_RECORD]
+= CNAT_NFV9_NAT44_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT44_ADD_SESSION_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT44_ADD_SESSION_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_nat44_log_session_delete
*
* Tries to log a deletion of mapping record (session based)
*
* Argument: cnat_main_db_entry_t *db
* Main DB entry being created
* Arugment: cnat_session_entry_t *sdb
* Session DB entry if the destination is not the first dest
* Argument: cnat_vrfmap_t *vrfmap
* VRF Map for the Main DB entry being deleted
*/
void cnat_nfv9_nat44_log_session_delete(cnat_main_db_entry_t *db,
cnat_session_entry_t *sdb,
cnat_vrfmap_t *vrfmap)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
u16 my_proto_mask;
u8 my_protocol;
nfv9_del_session_record_t nfv9_logging_del_session_record;
if (PREDICT_FALSE(vrfmap->nfv9_logging_index == EMPTY)) {
//vlib_cli_output(vm, "\n1. Log Mapping failed");
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + vrfmap->nfv9_logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
//vlib_cli_output(vm, "\n2. Log Mapping failed");
return;
}
}
if(PREDICT_FALSE(nfv9_logging_info->record[
NAT44_DEL_SESSION_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, NAT44_DEL_SESSION_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_del_session_record.inside_vrf_id =
clib_host_to_net_u32(vrfmap->i_vrf_id);
nfv9_logging_del_session_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
/* If sdb is null, it is assumed that logging is being done
* for the first destination which is held in the main db
* itself
*/
if(PREDICT_TRUE(sdb == NULL)) {
nfv9_logging_del_session_record.dest_ip_addr =
clib_host_to_net_u32(db->dst_ipv4);
nfv9_logging_del_session_record.dest_port =
clib_host_to_net_u16(db->dst_port);
} else {
nfv9_logging_del_session_record.dest_ip_addr =
clib_host_to_net_u32(sdb->v4_dest_key.k.ipv4);
nfv9_logging_del_session_record.dest_port =
clib_host_to_net_u16(sdb->v4_dest_key.k.port);
}
nfv9_logging_del_session_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : GRE_PROT)));
nfv9_logging_del_session_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[NAT44_DEL_SESSION_RECORD],
&nfv9_logging_del_session_record,
CNAT_NFV9_NAT44_DEL_SESSION_RECORD_LENGTH);
nfv9_logging_info->record_length[NAT44_DEL_SESSION_RECORD]
+= CNAT_NFV9_NAT44_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_NAT44_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[NAT44_DEL_SESSION_RECORD]
+= CNAT_NFV9_NAT44_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[NAT44_DEL_SESSION_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[NAT44_DEL_SESSION_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* DS-Lite APIs for netflow logging
*/
/*
* edt: * * cnat_nfv9_ds_lite_mapping_create
*
* Tries to log a creation of mapping record
*
* Argument: cnat_main_db_entry_t *db
* Main DB entry being created
*
* Argument: dslite_table_entry_t *dslite_entry
* ds-lite instance for the Main DB entry being created
*/
void cnat_nfv9_ds_lite_mapping_create(cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = NULL;
if (PREDICT_FALSE(!(db && dslite_entry))) {
return;
}
if (PREDICT_FALSE(dslite_entry->nfv9_logging_index == EMPTY)) {
/*
* no logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + dslite_entry->nfv9_logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
return;
}
}
#ifndef NO_BULK_LOGGING
if(bulk_alloc > 0) { /* new bulk alloc - use bulk add template */
cnat_nfv9_ds_lite_insert_bulk_add_record(nfv9_logging_info,
db, dslite_entry, bulk_alloc);
} else if(bulk_alloc == CACHE_ALLOC_NO_LOG_REQUIRED)
return; /* No logging required.. bulk port usage */
else /* Individual logging .. fall back to old method */
#endif /*NO_BULK_LOGGING*/
cnat_nfv9_ds_lite_insert_add_record(nfv9_logging_info, db, dslite_entry);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_ds_lite_mapping_delete
*
* Tries to log a deletion of mapping record
*
* Argument: cnat_main_db_entry_t *db
* Main DB entry being deleted
*
* Argument: dslite_table_entry_t *dslite_entry
* ds-lite instance for the Main DB entry being deleted
*/
void cnat_nfv9_ds_lite_mapping_delete(cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = NULL;
if (PREDICT_FALSE(!(db && dslite_entry))) {
return;
}
if (PREDICT_FALSE(dslite_entry->nfv9_logging_index == EMPTY)) {
/*
* No logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + dslite_entry->nfv9_logging_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
return;
}
}
#ifndef NO_BULK_LOGGING
if(bulk_alloc > 0) { /* new bulk alloc - use bulk add template */
cnat_nfv9_ds_lite_insert_bulk_del_record(nfv9_logging_info,
db, dslite_entry, bulk_alloc);
} else if(bulk_alloc == CACHE_ALLOC_NO_LOG_REQUIRED)
return; /* No logging required.. bulk port usage */
else /* Individual logging .. fall back to old method */
#endif /*NO_BULK_LOGGING*/
cnat_nfv9_ds_lite_insert_del_record(nfv9_logging_info, db, dslite_entry);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_dslite_log_session_create
*
* Tries to log a creation of mapping record (session based)
* Argument: cnat_main_db_entry_t *db
* Main DB entry being created
* Arugment: cnat_session_entry_t *sdb
* Session DB entry if the destination is not the first dest
* Argument: dslite_table_entry_t *dslite_entry,
* dslite table entry for dslite instance
*/
void cnat_nfv9_ds_lite_log_session_create(
cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry,
cnat_session_entry_t *sdb)
{
nfv9_ds_lite_add_session_record_t nfv9_logging_add_record ;
cnat_user_db_entry_t *udb = NULL;
u16 my_proto_mask;
u8 my_protocol;
cnat_nfv9_logging_info_t *nfv9_logging_info = 0;
if (PREDICT_FALSE(dslite_entry->nfv9_logging_index == EMPTY)) {
/*
* no logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + dslite_entry->nfv9_logging_index;
udb = cnat_user_db + db->user_index;
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
return;
}
}
udb = cnat_user_db + db->user_index;
if (PREDICT_FALSE(!udb)) {
return;
}
if (PREDICT_FALSE(nfv9_logging_info->record[DS_LITE_ADD_SESSION_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, DS_LITE_ADD_SESSION_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_add_record.inside_vrf_id =
clib_host_to_net_u32(dslite_entry->i_vrf_id);
nfv9_logging_add_record.outside_vrf_id =
clib_host_to_net_u32(dslite_entry->o_vrf_id);
nfv9_logging_add_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
nfv9_logging_add_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(udb->ipv6[0]);
nfv9_logging_add_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(udb->ipv6[1]);
nfv9_logging_add_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(udb->ipv6[2]);
nfv9_logging_add_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(udb->ipv6[3]);
nfv9_logging_add_record.outside_ip_addr =
clib_host_to_net_u32(db->out2in_key.k.ipv4);
nfv9_logging_add_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
nfv9_logging_add_record.outside_ip_port =
clib_host_to_net_u16(db->out2in_key.k.port);
/* If sdb is null, it is assumed that logging is being done
* for the first destination which is held in the main db
* itself
*/
if(PREDICT_TRUE(sdb == NULL)) {
nfv9_logging_add_record.dest_ip_addr =
clib_host_to_net_u32(db->dst_ipv4);
nfv9_logging_add_record.dest_port =
clib_host_to_net_u16(db->dst_port);
} else {
nfv9_logging_add_record.dest_ip_addr =
clib_host_to_net_u32(sdb->v4_dest_key.k.ipv4);
nfv9_logging_add_record.dest_port =
clib_host_to_net_u16(sdb->v4_dest_key.k.port);
}
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : 0)));
nfv9_logging_add_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[DS_LITE_ADD_SESSION_RECORD],
&nfv9_logging_add_record, CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_LENGTH);
nfv9_logging_info->record_length[DS_LITE_ADD_SESSION_RECORD]
+= CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[DS_LITE_ADD_SESSION_RECORD]
+= CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[DS_LITE_ADD_SESSION_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[DS_LITE_ADD_SESSION_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* edt: * * cnat_nfv9_dslite_log_session_delete
*
* Tries to log a creation of mapping record (session based)
* Argument: cnat_main_db_entry_t *db
* Main DB entry being created
* Arugment: cnat_session_entry_t *sdb
* Session DB entry if the destination is not the first dest
* Argument: dslite_table_entry_t *dslite_entry,
* dslite table entry for dslite instance
*/
void cnat_nfv9_ds_lite_log_session_delete(
cnat_main_db_entry_t *db,
dslite_table_entry_t *dslite_entry,
cnat_session_entry_t *sdb)
{
nfv9_ds_lite_del_session_record_t nfv9_logging_add_record = {0};
cnat_user_db_entry_t *udb = NULL;
u16 my_proto_mask;
u8 my_protocol;
cnat_nfv9_logging_info_t *nfv9_logging_info = NULL;
if (PREDICT_FALSE(dslite_entry->nfv9_logging_index == EMPTY)) {
/*
* no logging configured, silently return
*/
return;
}
nfv9_logging_info =
cnat_nfv9_logging_info_pool + dslite_entry->nfv9_logging_index;
udb = cnat_user_db + db->user_index;
if (PREDICT_FALSE(!udb)) {
return;
}
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
/*
* If still empty, return after increasing the count
*/
if (PREDICT_FALSE(nfv9_logging_info->current_logging_context == NULL)) {
return;
}
}
if (PREDICT_FALSE(nfv9_logging_info->record[DS_LITE_DEL_SESSION_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, DS_LITE_DEL_SESSION_RECORD);
}
/*
* We should definitely have add_record now, no need to sanitize
*/
nfv9_logging_add_record.inside_vrf_id =
clib_host_to_net_u32(dslite_entry->i_vrf_id);
nfv9_logging_add_record.inside_ip_addr =
clib_host_to_net_u32(db->in2out_key.k.ipv4);
nfv9_logging_add_record.inside_v6_src_addr[0] =
clib_host_to_net_u32(udb->ipv6[0]);
nfv9_logging_add_record.inside_v6_src_addr[1] =
clib_host_to_net_u32(udb->ipv6[1]);
nfv9_logging_add_record.inside_v6_src_addr[2] =
clib_host_to_net_u32(udb->ipv6[2]);
nfv9_logging_add_record.inside_v6_src_addr[3] =
clib_host_to_net_u32(udb->ipv6[3]);
nfv9_logging_add_record.inside_ip_port =
clib_host_to_net_u16(db->in2out_key.k.port);
/* If sdb is null, it is assumed that logging is being done
* for the first destination which is held in the main db
* itself
*/
if(PREDICT_TRUE(sdb == NULL)) {
nfv9_logging_add_record.dest_ip_addr =
clib_host_to_net_u32(db->dst_ipv4);
nfv9_logging_add_record.dest_port =
clib_host_to_net_u16(db->dst_port);
} else {
nfv9_logging_add_record.dest_ip_addr =
clib_host_to_net_u32(sdb->v4_dest_key.k.ipv4);
nfv9_logging_add_record.dest_port =
clib_host_to_net_u16(sdb->v4_dest_key.k.port);
}
my_proto_mask = db->in2out_key.k.vrf & CNAT_PRO_MASK;
my_protocol = ((my_proto_mask == CNAT_UDP) ? UDP_PROT :
((my_proto_mask == CNAT_TCP) ? TCP_PROT :
((my_proto_mask == CNAT_ICMP) ? ICMP_PROT : 0)));
nfv9_logging_add_record.protocol = my_protocol;
clib_memcpy(nfv9_logging_info->record[DS_LITE_DEL_SESSION_RECORD],
&nfv9_logging_add_record, CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_LENGTH);
nfv9_logging_info->record_length[DS_LITE_DEL_SESSION_RECORD]
+= CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->pkt_length += CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[DS_LITE_DEL_SESSION_RECORD]
+= CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[DS_LITE_DEL_SESSION_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[DS_LITE_DEL_SESSION_RECORD]);
/*
* If we have exceeded the packet length, let us send the
* packet now. There is buffer of additional bytes beyond
* max_pkt_length to ensure that the last add/delete record
* can be stored safely.
*/
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
/*
* netflow logging API for ingress vrf_id to name mapping
*/
/*
* edt: * * handle_vrfid_name_mapping
* It will search for valid natflow entry in netflow pool,
* once found one, will send all vrfid name mapping info
* using that entry
*/
static inline __attribute__((unused))
void handle_vrfid_name_mapping(void)
{
cnat_nfv9_logging_info_t *nfv9_logging_info = NULL;
pool_foreach (nfv9_logging_info, cnat_nfv9_logging_info_pool, ({
if(PREDICT_FALSE(nfv9_logging_info == NULL)) {
continue;
}
nfv9_server_info_t *server = nfv9_server_info_pool +
nfv9_logging_info->server_index;
if(server->template_sent == TEMPLATE_SENT_TRUE) {
cnat_nfv9_ingress_vrfid_name_mapping_create(nfv9_logging_info);
server->template_sent = TEMPLATE_SENT_FALSE;
}
}));
}
/*
* edt: * * cnat_nfv9_ingress_vrfid_name_mapping_create
*
* Tries to log vrfid-name mapping record
* Argument: netflow pointer
*/
void cnat_nfv9_ingress_vrfid_name_mapping_create(
cnat_nfv9_logging_info_t *nfv9_logging_info)
{
u16 index = 0;
for (index = 0; index < MAX_VRFID; index++) {
if(vrfid_name_map[index].ref_count == 0) {
continue;
}
if (PREDICT_FALSE(
nfv9_logging_info->current_logging_context == NULL)) {
cnat_nfv9_create_logging_context(nfv9_logging_info,
cnat_nfv9_template_add_default);
}
cnat_nfv9_insert_ingress_vrfid_name_record(
nfv9_logging_info,index);
if (PREDICT_FALSE(nfv9_logging_info->pkt_length >
nfv9_logging_info->max_length_minus_max_record_size) ||
PREDICT_FALSE(index == MAX_VRFID - 1)) {
if (PREDICT_TRUE(nfv9_logging_info->current_logging_context
!= NULL)) {
cnat_nfv9_send_pkt(nfv9_logging_info);
}
}
}/*for()*/
return;
}
static void cnat_nfv9_insert_ingress_vrfid_name_record(
cnat_nfv9_logging_info_t *nfv9_logging_info, u16 index)
{
nfv9_ingress_vrfid_name_record_t nfv9_ingress_vrfid_name_record = {0};
if (PREDICT_FALSE(
nfv9_logging_info->record[INGRESS_VRF_ID_NAME_RECORD] == NULL)) {
cnat_nfv9_record_create(nfv9_logging_info, INGRESS_VRF_ID_NAME_RECORD);
}
nfv9_ingress_vrfid_name_record.ingress_vrf_id =
clib_host_to_net_u32(vrfid_name_map[index].vrf_id);
clib_memcpy(nfv9_ingress_vrfid_name_record.ingress_vrf_name,
vrfid_name_map[index].vrf_name, NFV9_VRF_NAME_LEN);
clib_memcpy(nfv9_logging_info->record[INGRESS_VRF_ID_NAME_RECORD],
&nfv9_ingress_vrfid_name_record,
CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_LENGTH);
nfv9_logging_info->record_length[INGRESS_VRF_ID_NAME_RECORD]
+= CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_LENGTH;
nfv9_logging_info->pkt_length +=
CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_LENGTH;
nfv9_logging_info->total_record_count += 1;
nfv9_logging_info->record[INGRESS_VRF_ID_NAME_RECORD]
+= CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_LENGTH;
nfv9_logging_info->next_data_ptr =
nfv9_logging_info->record[INGRESS_VRF_ID_NAME_RECORD];
nfv9_logging_info->dataflow_header->dataflow_length =
clib_host_to_net_u32(
nfv9_logging_info->record_length[INGRESS_VRF_ID_NAME_RECORD]);
return;
}
/*
* edt: * * cnat_log_timer_handler
*
* Timer handler for sending any pending NFV9 record
*
* Argument: spp_timer_t * timer_p
* Timer handler structure
*/
void handle_pending_nfv9_pkts()
{
vlib_node_t *output_node;
vlib_main_t * vm = vlib_get_main();
cnat_nfv9_logging_info_t *my_nfv9_logging_info = 0;
u32 current_timestamp = cnat_nfv9_get_sys_up_time_in_ms();
u32 current_unix_time_in_seconds = cnat_nfv9_get_unix_time_in_seconds();
output_node = vlib_get_node_by_name (vm, (u8 *) "ip4-lookup");
pool_foreach (my_nfv9_logging_info, cnat_nfv9_logging_info_pool, ({
nfv9_server_info_t *server = nfv9_server_info_pool +
my_nfv9_logging_info->server_index;
if (my_nfv9_logging_info->queued_logging_context ||
(my_nfv9_logging_info->current_logging_context &&
(current_timestamp -
my_nfv9_logging_info->current_logging_context_timestamp)
> 1000)) {
/*
* If there is a current logging context and timestamp
* indicates it is pending for long, send it out
* Also if there is a queued context send it out as well
*/
vlib_cli_output(vm, "\nNFV9_TIMER: queued %p, curr %p",
my_nfv9_logging_info->queued_logging_context,
my_nfv9_logging_info->current_logging_context);
cnat_nfv9_send_pkt_always_success(my_nfv9_logging_info,
output_node);
} else {
/*
* If the last_template_sent_time is too far back in time
* send the template even if there is no NFv9 records to send
*/
if ((my_nfv9_logging_info->queued_logging_context == NULL) &&
(my_nfv9_logging_info->current_logging_context == NULL) &&
((current_unix_time_in_seconds -
server->last_template_sent_time) >
server->timeout_rate)) {
cnat_nfv9_create_logging_context(my_nfv9_logging_info,
cnat_nfv9_template_add_always);
if (PREDICT_TRUE(my_nfv9_logging_info->current_logging_context
!= NULL)) {
cnat_nfv9_send_pkt(my_nfv9_logging_info);
}
}
}
}));
}
/*
* Code to initialize NFV9 Template. This is done when a NFV9 is enabled
* It is done only once and later used when sending NFV9 template records.
*/
static void
cnat_nfv9_template_init (void)
{
cnat_nfv9_template_info.flowset_id =
clib_host_to_net_u16(CNAT_NFV9_TEMPLATE_FLOWSET_ID);
cnat_nfv9_template_info.length =
clib_host_to_net_u16(CNAT_NFV9_TEMPLATE_LENGTH -
CNAT_NFV9_OPTION_TEMPLATE_LENGTH);
/*
* Create the add Template
*/
cnat_nfv9_template_info.add_template_id =
clib_host_to_net_u16(CNAT_NFV9_ADD_TEMPLATE_ID);
cnat_nfv9_template_info.add_field_count =
clib_host_to_net_u16(CNAT_NFV9_ADD_FIELD_COUNT);
cnat_nfv9_template_info.add_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.add_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.add_outside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.add_outside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.add_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_outside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_outside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.add_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.add_outside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.add_outside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.add_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.add_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/*
* Create the delete Template
*/
cnat_nfv9_template_info.del_template_id =
clib_host_to_net_u16(CNAT_NFV9_DEL_TEMPLATE_ID);
cnat_nfv9_template_info.del_field_count =
clib_host_to_net_u16(CNAT_NFV9_DEL_FIELD_COUNT);
cnat_nfv9_template_info.del_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.del_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.del_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.del_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.del_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.del_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.del_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.del_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/* Create NAT64 BIB Add template */
#if 0
cnat_nfv9_template_info.nat64_add_bib_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT64_ADD_BIB_TEMPLATE_ID);
cnat_nfv9_template_info.nat64_add_bib_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT64_ADD_BIB_FIELD_COUNT);
cnat_nfv9_template_info.nat64_add_bib_inside_ipv6_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_bib_inside_ipv6_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_bib_outside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_bib_outside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_bib_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_bib_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_bib_outside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_bib_outside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_bib_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_bib_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/* NAT64 BIB Delete */
cnat_nfv9_template_info.nat64_del_bib_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT64_DEL_BIB_TEMPLATE_ID);
cnat_nfv9_template_info.nat64_del_bib_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT64_DEL_BIB_FIELD_COUNT);
cnat_nfv9_template_info.nat64_del_bib_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_bib_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_del_bib_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_bib_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_del_bib_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_bib_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/* NAt64 SESSION ADD */
cnat_nfv9_template_info.nat64_add_session_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT64_ADD_SESSION_TEMPLATE_ID);
cnat_nfv9_template_info.nat64_add_session_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT64_ADD_SESSION_FIELD_COUNT);
cnat_nfv9_template_info.nat64_add_session_inside_ipv6_src_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_inside_ipv6_src_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_session_outside_ip_src_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_outside_ip_src_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_session_inside_ipv6_dst_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_DST_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_inside_ipv6_dst_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_DST_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_session_outside_ip_dst_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_DST_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_outside_ip_dst_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_DST_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_session_inside_ip_src_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_inside_ip_src_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_session_outside_ip_src_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_outside_ip_src_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_session_ip_dest_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_ip_dest_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_add_session_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.nat64_add_session_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/* Session Delete */
cnat_nfv9_template_info.nat64_del_session_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT64_DEL_SESSION_TEMPLATE_ID);
cnat_nfv9_template_info.nat64_del_session_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT64_DEL_SESSION_FIELD_COUNT);
cnat_nfv9_template_info.nat64_del_session_inside_ip_src_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_session_inside_ip_src_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_del_session_inside_ip_dst_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_DST_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_session_inside_ip_dst_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_DST_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat64_del_session_inside_ip_src_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_session_inside_ip_src_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_del_session_inside_ip_dst_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_session_inside_ip_dst_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat64_del_session_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.nat64_del_session_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
#endif
/*
* Create the nat44 session add Template
*/
cnat_nfv9_template_info.nat44_session_add_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT44_ADD_SESSION_TEMPLATE_ID);
cnat_nfv9_template_info.nat44_session_add_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT44_ADD_SESSION_FIELD_COUNT);
cnat_nfv9_template_info.nat44_session_add_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_outside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_outside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_outside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_outside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_outside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_outside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_dest_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_dest_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_dest_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_dest_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_add_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_add_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/*
* Create the nat44 session del Template
*/
cnat_nfv9_template_info.nat44_session_del_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT44_DEL_SESSION_TEMPLATE_ID);
cnat_nfv9_template_info.nat44_session_del_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT44_DEL_SESSION_FIELD_COUNT);
cnat_nfv9_template_info.nat44_session_del_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_del_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_del_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_del_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_del_dest_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_del_dest_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_del_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_del_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_del_dest_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_del_dest_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_SIZE);
cnat_nfv9_template_info.nat44_session_del_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.nat44_session_del_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/*
* Ds-lite add template
*/
#if 0
cnat_nfv9_template_info.add_dslite_template_id =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_ADD_TEMPLATE_ID);
cnat_nfv9_template_info.add_dslite_field_count =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_ADD_FIELD_COUNT);
cnat_nfv9_template_info.add_dslite_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_outside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_outside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_inside_ipv6_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_inside_ipv6_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_outside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_outside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_outside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_outside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/*
* Ds-lite delete template
*/
cnat_nfv9_template_info.del_dslite_template_id =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_DEL_TEMPLATE_ID);
cnat_nfv9_template_info.del_dslite_field_count =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_DEL_FIELD_COUNT);
cnat_nfv9_template_info.del_dslite_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_inside_ipv6_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_inside_ipv6_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/*
* Ds-lite session add template
*/
cnat_nfv9_template_info.add_dslite_session_template_id =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_ADD_SESSION_TEMPLATE_ID);
cnat_nfv9_template_info.add_dslite_session_field_count =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_ADD_SESSION_FIELD_COUNT);
cnat_nfv9_template_info.add_dslite_session_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_outside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_outside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_inside_ipv6_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_inside_ipv6_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_outside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_outside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_outside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_outside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_dest_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_dest_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_dest_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_dest_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_SIZE);
cnat_nfv9_template_info.add_dslite_session_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.add_dslite_session_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/*
* Ds-lite session delete template
*/
cnat_nfv9_template_info.del_dslite_session_template_id =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_DEL_SESSION_TEMPLATE_ID);
cnat_nfv9_template_info.del_dslite_session_field_count =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_DEL_SESSION_FIELD_COUNT);
cnat_nfv9_template_info.del_dslite_session_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_session_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_session_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_session_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_session_inside_ipv6_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_session_inside_ipv6_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_session_inside_ip_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_session_inside_ip_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_session_dest_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_session_dest_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_session_dest_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_session_dest_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_DST_PORT_FIELD_SIZE);
cnat_nfv9_template_info.del_dslite_session_protocol_field_type =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_TYPE);
cnat_nfv9_template_info.del_dslite_session_protocol_field_size =
clib_host_to_net_u16(CNAT_NFV9_PROTOCOL_FIELD_SIZE);
/* Create add bulk template */
cnat_nfv9_template_info.bulk_add_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT44_BULK_ADD_TEMPLATE_ID);
cnat_nfv9_template_info.bulk_add_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT44_BULK_ADD_FIELD_COUNT);
cnat_nfv9_template_info.bulk_add_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.bulk_add_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.bulk_add_outside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.bulk_add_outside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.bulk_add_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_add_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_add_outside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_add_outside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_add_outside_start_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_TYPE);
cnat_nfv9_template_info.bulk_add_outside_start_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_SIZE);
cnat_nfv9_template_info.bulk_add_outside_end_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_END_FIELD_TYPE);
cnat_nfv9_template_info.bulk_add_outside_end_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_END_FIELD_SIZE);
/*
* Create the bulk delete Template
*/
cnat_nfv9_template_info.bulk_del_template_id =
clib_host_to_net_u16(CNAT_NFV9_NAT44_BULK_DEL_TEMPLATE_ID);
cnat_nfv9_template_info.bulk_del_field_count =
clib_host_to_net_u16(CNAT_NFV9_NAT44_BULK_DEL_FIELD_COUNT);
cnat_nfv9_template_info.bulk_del_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.bulk_del_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.bulk_del_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_del_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_del_outside_start_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_TYPE);
cnat_nfv9_template_info.bulk_del_outside_start_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_SIZE);
/*
* Ds-lite bulk add template
*/
cnat_nfv9_template_info.bulk_dslite_add_template_id =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_BULK_ADD_TEMPLATE_ID);
cnat_nfv9_template_info.bulk_dslite_add_field_count =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_BULK_ADD_FIELD_COUNT);
cnat_nfv9_template_info.bulk_dslite_add_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_add_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_add_outside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_add_outside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_add_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_add_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_add_inside_ipv6_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_add_inside_ipv6_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_add_outside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_add_outside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_add_outside_start_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_add_outside_start_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_add_outside_end_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_END_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_add_outside_end_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_END_FIELD_SIZE);
/*
* Ds-lite bulk delete template
*/
cnat_nfv9_template_info.bulk_dslite_del_template_id =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_BULK_DEL_TEMPLATE_ID);
cnat_nfv9_template_info.bulk_dslite_del_field_count =
clib_host_to_net_u16(CNAT_NFV9_DS_LITE_BULK_DEL_FIELD_COUNT);
cnat_nfv9_template_info.bulk_dslite_del_inside_vrf_id_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_del_inside_vrf_id_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_del_inside_ip_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_del_inside_ip_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_del_inside_ipv6_addr_field_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_del_inside_ipv6_addr_field_size =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE);
cnat_nfv9_template_info.bulk_dslite_del_outside_start_port_field_type =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_TYPE);
cnat_nfv9_template_info.bulk_dslite_del_outside_start_port_field_size =
clib_host_to_net_u16(CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_SIZE);
#endif /* NO_BULK_LOGGING */
/*
* Ingress vrfid - name mapping
*/
CNAT_NFV9_OPTION_TEMPLATE.flowset_id =
clib_host_to_net_u16(CNAT_NFV9_OPTION_TEMPLATE_FLOWSET_ID);
CNAT_NFV9_OPTION_TEMPLATE.length =
clib_host_to_net_u16(CNAT_NFV9_OPTION_TEMPLATE_LENGTH);
CNAT_NFV9_OPTION_TEMPLATE.ingress_vrfid_name_map_template_id =
clib_host_to_net_u16(CNAT_NFV9_INGRESS_VRF_ID_NAME_TEMPLATE_ID);
/* currently no scope field supported */
CNAT_NFV9_OPTION_TEMPLATE.ingress_vrfid_name_map_scope_len = 0;
CNAT_NFV9_OPTION_TEMPLATE.ingress_vrfid_name_map_option_len =
clib_host_to_net_u16(CNAT_NFV9_INGRESS_VRF_ID_NAME_OPTION_LEN);
CNAT_NFV9_OPTION_TEMPLATE.ingress_vrfid_name_map_vrfid_option_type =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE);
CNAT_NFV9_OPTION_TEMPLATE.ingress_vrfid_name_map_vrfid_option_len =
clib_host_to_net_u16(CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE);
CNAT_NFV9_OPTION_TEMPLATE.ingress_vrfid_name_map_vrfname_option_type =
clib_host_to_net_u16(CNAT_NFV9_INGRESS_VRF_NAME_FIELD_TYPE);
CNAT_NFV9_OPTION_TEMPLATE.ingress_vrfid_name_map_vrfname_option_len =
clib_host_to_net_u16(CNAT_NFV9_INGRESS_VRF_NAME_FIELD_SIZE);
/*
* Set the padding (which was added to make the size of template
* multiple of 4) to zero
*/
CNAT_NFV9_OPTION_TEMPLATE.padding1 = 0;
}
/*
* one time function
* has to be called at the init time
*/
void cnat_nfv9_logging_init()
{
if (!cnat_nfv9_global_info.cnat_nfv9_init_done) {
cnat_nfv9_template_init();
/* Pre allocate for NFV9_SERVER_POOL_SIZE. Will be good
* enough for most deployments
*/
pool_alloc(nfv9_server_info_pool, NFV9_SERVER_POOL_SIZE);
int i;
nfv9_server_info_t *server __attribute__((unused));
for(i = 0; i < NFV9_SERVER_POOL_SIZE; i++) {
pool_get(nfv9_server_info_pool, server);
}
for(i = 0; i < NFV9_SERVER_POOL_SIZE; i++) {
pool_put(nfv9_server_info_pool, nfv9_server_info_pool + i);
}
memset(&cnat_nfv9_global_info, 0 , sizeof(cnat_nfv9_global_info_t));
ASSERT(cnat_nfv9_global_info.cnat_nfv9_disp_node_index != (u16)~0);
cnat_nfv9_global_info.cnat_nfv9_global_collector_index = EMPTY;
cnat_nfv9_global_info.cnat_nfv9_init_done = 1;
/*
* src id is set to infra IPv4 address + octeon core number
*/
nfv9_src_id = my_instance_number;
}
}
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