/*
*------------------------------------------------------------------
* cnat_logging.h
*
* Copyright (c) 2009, 2012 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.
*------------------------------------------------------------------
*/
#ifndef __CNAT_LOGGING_H__
#define __CNAT_LOGGING_H__
#include <stdio.h>
#include <vlib/vlib.h>
#include <vnet/vnet.h>
#include <vppinfra/vec.h>
#include <vppinfra/bitmap.h>
#include <vppinfra/hash.h>
#include <vppinfra/pool.h>
#include <vppinfra/clib.h>
#include "nat64_db.h"
#include "cnat_log_common.h"
#include "dslite_defs.h"
#define NFV9_DEF_PATH_MTU 1500
#define NFV9_VRF_NAME_LEN 12
/* one time call at the beginning */
void cnat_nfv9_logging_init();
/*
* unconditional call
* will check logging config inside
*/
void cnat_nfv9_log_mapping_create(cnat_main_db_entry_t * db,
cnat_vrfmap_t *vrfmap
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
);
void cnat_nfv9_nat44_log_session_create(cnat_main_db_entry_t * db,
cnat_session_entry_t * sdb,
cnat_vrfmap_t *vrfmap);
void cnat_nfv9_nat44_log_session_delete(cnat_main_db_entry_t * db,
cnat_session_entry_t * sdb,
cnat_vrfmap_t *vrfmap);
/*
* unconditional call
* will check logging config inside
*/
void cnat_nfv9_log_mapping_delete(cnat_main_db_entry_t * db,
cnat_vrfmap_t *vrfmap
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
);
/* nat44 syslog APIs */
void cnat_syslog_nat44_mapping_create(cnat_main_db_entry_t *db,
cnat_vrfmap_t *vrfmap, cnat_session_entry_t * sdb
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
);
void cnat_syslog_nat44_mapping_delete(cnat_main_db_entry_t *db,
cnat_vrfmap_t *vrfmap, cnat_session_entry_t *sdb
#ifndef NO_BULK_LOGGING
, int bulk_alloc
#endif
);
/*
* dslite
*/
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
);
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
);
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);
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);
/*
* nat64
*/
void cnat_nfv9_bib_mapping_create (nat64_bib_entry_t *db,
nat64_table_entry_t *nat64_entry);
void cnat_nfv9_session_mapping_create (nat64_bib_entry_t *bdb,
nat64_session_entry_t *sdb,
nat64_table_entry_t *nat64_entry_ptr);
void cnat_nfv9_bib_mapping_delete (nat64_bib_entry_t *db,
nat64_table_entry_t *nat64_entry);
void cnat_nfv9_session_mapping_delete (nat64_bib_entry_t *bdb,
nat64_session_entry_t *sdb,
nat64_table_entry_t *nat64_entry_ptr);
typedef enum {
RECORD_INVALID = 0,
NAT44_ADD_RECORD,
NAT44_DEL_RECORD,
NAT64_ADD_BIB_RECORD,
NAT64_DEL_BIB_RECORD,
NAT64_ADD_SESSION_RECORD,
NAT64_DEL_SESSION_RECORD,
DS_LITE_ADD_RECORD,
DS_LITE_DEL_RECORD,
NAT44_BULK_ADD_RECORD,
NAT44_BULK_DEL_RECORD,
DS_LITE_BULK_ADD_RECORD,
DS_LITE_BULK_DEL_RECORD,
INGRESS_VRF_ID_NAME_RECORD,
NAT44_ADD_SESSION_RECORD,
NAT44_DEL_SESSION_RECORD,
DS_LITE_ADD_SESSION_RECORD,
DS_LITE_DEL_SESSION_RECORD,
MAX_RECORDS
} netflow_record;
typedef enum {
TEMPLATE_SENT_FALSE = 0,
TEMPLATE_SENT_TRUE = 1
} netflow_template_sent;
#define cnat_nfv9_get_sys_up_time_in_ms cnat_get_sys_up_time_in_ms
#define cnat_nfv9_get_unix_time_in_seconds cnat_get_unix_time_in_seconds
#define cnat_nfv9_dump_time_change_logs cnat_dump_time_change_logs
/*
* Netflow V9 Specific Defines and structures
*/
#define CNAT_NFV9_VERSION_NUMBER 9
#define CNAT_NFV9_TEMPLATE_FLOWSET_ID 0
#define CNAT_NFV9_OPTION_TEMPLATE_FLOWSET_ID 1
#define CNAT_NFV9_ADD_FIELD_COUNT 7
#define CNAT_NFV9_DEL_FIELD_COUNT 4
#define CNAT_NFV9_DS_LITE_ADD_FIELD_COUNT 8
#define CNAT_NFV9_DS_LITE_DEL_FIELD_COUNT 5
#define CNAT_NFV9_NAT64_ADD_BIB_FIELD_COUNT 5
#define CNAT_NFV9_NAT64_DEL_BIB_FIELD_COUNT 3
#define CNAT_NFV9_NAT64_ADD_SESSION_FIELD_COUNT 8
#define CNAT_NFV9_NAT64_DEL_SESSION_FIELD_COUNT 5
#define CNAT_NFV9_NAT44_ADD_SESSION_FIELD_COUNT 9
#define CNAT_NFV9_NAT44_DEL_SESSION_FIELD_COUNT 6
#define CNAT_NFV9_DS_LITE_ADD_SESSION_FIELD_COUNT 10
#define CNAT_NFV9_DS_LITE_DEL_SESSION_FIELD_COUNT 7
#define CNAT_NFV9_ADD_TEMPLATE_ID 256
#define CNAT_NFV9_DEL_TEMPLATE_ID 257
#define CNAT_NFV9_NAT64_ADD_BIB_TEMPLATE_ID 258
#define CNAT_NFV9_NAT64_DEL_BIB_TEMPLATE_ID 259
#define CNAT_NFV9_NAT64_ADD_SESSION_TEMPLATE_ID 260
#define CNAT_NFV9_NAT64_DEL_SESSION_TEMPLATE_ID 261
#define CNAT_NFV9_INGRESS_VRF_ID_NAME_TEMPLATE_ID 262
#define CNAT_NFV9_DS_LITE_ADD_TEMPLATE_ID 267
#define CNAT_NFV9_DS_LITE_DEL_TEMPLATE_ID 268
#define CNAT_NFV9_NAT44_ADD_SESSION_TEMPLATE_ID 271
#define CNAT_NFV9_NAT44_DEL_SESSION_TEMPLATE_ID 272
#define CNAT_NFV9_DS_LITE_ADD_SESSION_TEMPLATE_ID 273
#define CNAT_NFV9_DS_LITE_DEL_SESSION_TEMPLATE_ID 274
#ifndef NO_BULK_LOGGING
#define CNAT_NFV9_NAT44_BULK_ADD_TEMPLATE_ID 265
#define CNAT_NFV9_NAT44_BULK_DEL_TEMPLATE_ID 266
#define CNAT_NFV9_DS_LITE_BULK_ADD_TEMPLATE_ID 269
#define CNAT_NFV9_DS_LITE_BULK_DEL_TEMPLATE_ID 270
#define CNAT_NFV9_NAT44_BULK_ADD_FIELD_COUNT 6
#define CNAT_NFV9_NAT44_BULK_DEL_FIELD_COUNT 3
#define CNAT_NFV9_DS_LITE_BULK_ADD_FIELD_COUNT 7
#define CNAT_NFV9_DS_LITE_BULK_DEL_FIELD_COUNT 4
#define CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_TYPE 361
#define CNAT_NFV9_OUTSIDE_IP_PORT_START_FIELD_SIZE 2
#define CNAT_NFV9_OUTSIDE_IP_PORT_END_FIELD_TYPE 362
#define CNAT_NFV9_OUTSIDE_IP_PORT_END_FIELD_SIZE 2
#endif /* #ifndef NO_BULK_LOGGING */
#define CNAT_NFV9_INGRESS_VRF_NAME_FIELD_TYPE 236
#define CNAT_NFV9_INGRESS_VRF_NAME_FIELD_SIZE 12
/* 4 byte for vrf_id + 4 byte for vrf_name (option fields) */
#define CNAT_NFV9_INGRESS_VRF_ID_NAME_OPTION_LEN 8
extern u16 cnat_template_id[MAX_RECORDS];
#define CNAT_NFV9_INSIDE_VRFID_FIELD_TYPE 234
#define CNAT_NFV9_INSIDE_VRFID_FIELD_SIZE 4
#define CNAT_NFV9_OUTSIDE_VRFID_FIELD_TYPE 235
#define CNAT_NFV9_OUTSIDE_VRFID_FIELD_SIZE 4
#define CNAT_NFV9_INSIDE_IP_ADDR_FIELD_TYPE 8
#define CNAT_NFV9_INSIDE_IP_ADDR_FIELD_SIZE 4
#define CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_TYPE 225
#define CNAT_NFV9_OUTSIDE_IP_ADDR_FIELD_SIZE 4
#define CNAT_NFV9_INSIDE_IP_PORT_FIELD_TYPE 7
#define CNAT_NFV9_INSIDE_IP_PORT_FIELD_SIZE 2
#define CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_TYPE 227
#define CNAT_NFV9_OUTSIDE_IP_PORT_FIELD_SIZE 2
#define CNAT_NFV9_PROTOCOL_FIELD_TYPE 4
#define CNAT_NFV9_PROTOCOL_FIELD_SIZE 1
/* IPv6 related info */
#define CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_TYPE 27
#define CNAT_NFV9_INSIDE_IPV6_SRC_ADDR_FIELD_SIZE 16
#define CNAT_NFV9_INSIDE_IPV6_DST_ADDR_FIELD_TYPE 28
#define CNAT_NFV9_INSIDE_IPV6_DST_ADDR_FIELD_SIZE 16
#define CNAT_NFV9_OUTSIDE_IP_DST_ADDR_FIELD_TYPE 226
#define CNAT_NFV9_OUTSIDE_IP_DST_ADDR_FIELD_SIZE 4
#define CNAT_NFV9_INSIDE_DST_PORT_FIELD_TYPE 11
#define CNAT_NFV9_INSIDE_DST_PORT_FIELD_SIZE 2
#define CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_TYPE 12
#define CNAT_NFV9_DESTINATION_IP_ADDR_FIELD_SIZE 4
typedef struct {
u16 version;
u16 count;
u32 sys_up_time; /* time in ms since system was booted */
u32 timestamp; /* UNIX time in seconds since 1970 */
u32 sequence_num;
u32 source_id;
} nfv9_header_t;
/*
* Hardcoded - need to be fixed
*/
#define CNAT_NFV9_SOURCE_ID_VALUE 0x1234
typedef struct {
u16 flowset_id;
u16 length;
u16 ingress_vrfid_name_map_template_id;
u16 ingress_vrfid_name_map_scope_len;
u16 ingress_vrfid_name_map_option_len;
u16 ingress_vrfid_name_map_vrfid_option_type;
u16 ingress_vrfid_name_map_vrfid_option_len;
u16 ingress_vrfid_name_map_vrfname_option_type;
u16 ingress_vrfid_name_map_vrfname_option_len;
/*
* Adding the padding so as to make the tempalate
* structure end on a 4 byte boundary
*/
u16 padding1;
} cnat_nfv9_option_template_t;
/*
* The following structure defines the Netflow Template that
* will be exported to the Netflow Collector
*/
typedef struct {
u16 flowset_id;
u16 length;
u16 add_template_id;
u16 add_field_count;
u16 add_inside_vrf_id_field_type;
u16 add_inside_vrf_id_field_size;
u16 add_outside_vrf_id_field_type;
u16 add_outside_vrf_id_field_size;
u16 add_inside_ip_addr_field_type;
u16 add_inside_ip_addr_field_size;
u16 add_outside_ip_addr_field_type;
u16 add_outside_ip_addr_field_size;
u16 add_inside_ip_port_field_type;
u16 add_inside_ip_port_field_size;
u16 add_outside_ip_port_field_type;
u16 add_outside_ip_port_field_size;
u16 add_protocol_field_type;
u16 add_protocol_field_size;
u16 del_template_id;
u16 del_field_count;
u16 del_inside_vrf_id_field_type;
u16 del_inside_vrf_id_field_size;
u16 del_inside_ip_addr_field_type;
u16 del_inside_ip_addr_field_size;
u16 del_inside_ip_port_field_type;
u16 del_inside_ip_port_field_size;
u16 del_protocol_field_type;
u16 del_protocol_field_size;
#if 0
/* NAT64 related info */
u16 nat64_add_bib_template_id;
u16 nat64_add_bib_field_count;
u16 nat64_add_bib_inside_ipv6_addr_field_type;
u16 nat64_add_bib_inside_ipv6_addr_field_size;
u16 nat64_add_bib_outside_ip_addr_field_type;
u16 nat64_add_bib_outside_ip_addr_field_size;
u16 nat64_add_bib_inside_ip_port_field_type;
u16 nat64_add_bib_inside_ip_port_field_size;
u16 nat64_add_bib_outside_ip_port_field_type;
u16 nat64_add_bib_outside_ip_port_field_size;
u16 nat64_add_bib_protocol_field_type;
u16 nat64_add_bib_protocol_field_size;
u16 nat64_del_bib_template_id;
u16 nat64_del_bib_field_count;
u16 nat64_del_bib_inside_ip_addr_field_type;
u16 nat64_del_bib_inside_ip_addr_field_size;
u16 nat64_del_bib_inside_ip_port_field_type;
u16 nat64_del_bib_inside_ip_port_field_size;
u16 nat64_del_bib_protocol_field_type;
u16 nat64_del_bib_protocol_field_size;
u16 nat64_add_session_template_id;
u16 nat64_add_session_field_count;
u16 nat64_add_session_inside_ipv6_src_addr_field_type;
u16 nat64_add_session_inside_ipv6_src_addr_field_size;
u16 nat64_add_session_outside_ip_src_addr_field_type;
u16 nat64_add_session_outside_ip_src_addr_field_size;
u16 nat64_add_session_inside_ipv6_dst_addr_field_type;
u16 nat64_add_session_inside_ipv6_dst_addr_field_size;
u16 nat64_add_session_outside_ip_dst_addr_field_type;
u16 nat64_add_session_outside_ip_dst_addr_field_size;
u16 nat64_add_session_inside_ip_src_port_field_type;
u16 nat64_add_session_inside_ip_src_port_field_size;
u16 nat64_add_session_outside_ip_src_port_field_type;
u16 nat64_add_session_outside_ip_src_port_field_size;
u16 nat64_add_session_ip_dest_port_field_type;
u16 nat64_add_session_ip_dest_port_field_size;
u16 nat64_add_session_protocol_field_type;
u16 nat64_add_session_protocol_field_size;
u16 nat64_del_session_template_id;
u16 nat64_del_session_field_count;
u16 nat64_del_session_inside_ip_src_addr_field_type;
u16 nat64_del_session_inside_ip_src_addr_field_size;
u16 nat64_del_session_inside_ip_dst_addr_field_type;
u16 nat64_del_session_inside_ip_dst_addr_field_size;
u16 nat64_del_session_inside_ip_src_port_field_type;
u16 nat64_del_session_inside_ip_src_port_field_size;
u16 nat64_del_session_inside_ip_dst_port_field_type;
u16 nat64_del_session_inside_ip_dst_port_field_size;
u16 nat64_del_session_protocol_field_type;
u16 nat64_del_session_protocol_field_size;
/*
* Ds-Lite specific info
*/
u16 add_dslite_template_id;
u16 add_dslite_field_count;
u16 add_dslite_inside_vrf_id_field_type;
u16 add_dslite_inside_vrf_id_field_size;
u16 add_dslite_outside_vrf_id_field_type;
u16 add_dslite_outside_vrf_id_field_size;
u16 add_dslite_inside_ip_addr_field_type;
u16 add_dslite_inside_ip_addr_field_size;
u16 add_dslite_inside_ipv6_addr_field_type;
u16 add_dslite_inside_ipv6_addr_field_size;
u16 add_dslite_outside_ip_addr_field_type;
u16 add_dslite_outside_ip_addr_field_size;
u16 add_dslite_inside_ip_port_field_type;
u16 add_dslite_inside_ip_port_field_size;
u16 add_dslite_outside_ip_port_field_type;
u16 add_dslite_outside_ip_port_field_size;
u16 add_dslite_protocol_field_type;
u16 add_dslite_protocol_field_size;
u16 del_dslite_template_id;
u16 del_dslite_field_count;
u16 del_dslite_inside_vrf_id_field_type;
u16 del_dslite_inside_vrf_id_field_size;
u16 del_dslite_inside_ip_addr_field_type;
u16 del_dslite_inside_ip_addr_field_size;
u16 del_dslite_inside_ipv6_addr_field_type;
u16 del_dslite_inside_ipv6_addr_field_size;
u16 del_dslite_inside_ip_port_field_type;
u16 del_dslite_inside_ip_port_field_size;
u16 del_dslite_protocol_field_type;
u16 del_dslite_protocol_field_size;
#endif
//#ifndef NO_BULK_LOGGING /* commenting for time being */
#if 0
u16 bulk_add_template_id;
u16 bulk_add_field_count;
u16 bulk_add_inside_vrf_id_field_type;
u16 bulk_add_inside_vrf_id_field_size;
u16 bulk_add_outside_vrf_id_field_type;
u16 bulk_add_outside_vrf_id_field_size;
u16 bulk_add_inside_ip_addr_field_type;
u16 bulk_add_inside_ip_addr_field_size;
u16 bulk_add_outside_ip_addr_field_type;
u16 bulk_add_outside_ip_addr_field_size;
u16 bulk_add_outside_start_port_field_type;
u16 bulk_add_outside_start_port_field_size;
u16 bulk_add_outside_end_port_field_type;
u16 bulk_add_outside_end_port_field_size;
u16 bulk_del_template_id;
u16 bulk_del_field_count;
u16 bulk_del_inside_vrf_id_field_type;
u16 bulk_del_inside_vrf_id_field_size;
u16 bulk_del_inside_ip_addr_field_type;
u16 bulk_del_inside_ip_addr_field_size;
u16 bulk_del_outside_start_port_field_type;
u16 bulk_del_outside_start_port_field_size;
/* ds-lite bulk logging create delete event */
u16 bulk_dslite_add_template_id;
u16 bulk_dslite_add_field_count;
u16 bulk_dslite_add_inside_vrf_id_field_type;
u16 bulk_dslite_add_inside_vrf_id_field_size;
u16 bulk_dslite_add_outside_vrf_id_field_type;
u16 bulk_dslite_add_outside_vrf_id_field_size;
u16 bulk_dslite_add_inside_ip_addr_field_type;
u16 bulk_dslite_add_inside_ip_addr_field_size;
u16 bulk_dslite_add_inside_ipv6_addr_field_type;
u16 bulk_dslite_add_inside_ipv6_addr_field_size;
u16 bulk_dslite_add_outside_ip_addr_field_type;
u16 bulk_dslite_add_outside_ip_addr_field_size;
u16 bulk_dslite_add_outside_start_port_field_type;
u16 bulk_dslite_add_outside_start_port_field_size;
u16 bulk_dslite_add_outside_end_port_field_type;
u16 bulk_dslite_add_outside_end_port_field_size;
u16 bulk_dslite_del_template_id;
u16 bulk_dslite_del_field_count;
u16 bulk_dslite_del_inside_vrf_id_field_type;
u16 bulk_dslite_del_inside_vrf_id_field_size;
u16 bulk_dslite_del_inside_ip_addr_field_type;
u16 bulk_dslite_del_inside_ip_addr_field_size;
u16 bulk_dslite_del_inside_ipv6_addr_field_type;
u16 bulk_dslite_del_inside_ipv6_addr_field_size;
u16 bulk_dslite_del_outside_start_port_field_type;
u16 bulk_dslite_del_outside_start_port_field_size;
#endif /* NO_BULK_LOGGING */
u16 nat44_session_add_template_id;
u16 nat44_session_add_field_count;
u16 nat44_session_add_inside_vrf_id_field_type;
u16 nat44_session_add_inside_vrf_id_field_size;
u16 nat44_session_add_outside_vrf_id_field_type;
u16 nat44_session_add_outside_vrf_id_field_size;
u16 nat44_session_add_inside_ip_addr_field_type;
u16 nat44_session_add_inside_ip_addr_field_size;
u16 nat44_session_add_outside_ip_addr_field_type;
u16 nat44_session_add_outside_ip_addr_field_size;
u16 nat44_session_add_inside_ip_port_field_type;
u16 nat44_session_add_inside_ip_port_field_size;
u16 nat44_session_add_outside_ip_port_field_type;
u16 nat44_session_add_outside_ip_port_field_size;
u16 nat44_session_add_dest_ip_addr_field_type;
u16 nat44_session_add_dest_ip_addr_field_size;
u16 nat44_session_add_dest_port_field_type;
u16 nat44_session_add_dest_port_field_size;
u16 nat44_session_add_protocol_field_type;
u16 nat44_session_add_protocol_field_size;
u16 nat44_session_del_template_id;
u16 nat44_session_del_field_count;
u16 nat44_session_del_inside_vrf_id_field_type;
u16 nat44_session_del_inside_vrf_id_field_size;
u16 nat44_session_del_inside_ip_addr_field_type;
u16 nat44_session_del_inside_ip_addr_field_size;
u16 nat44_session_del_dest_ip_addr_field_type;
u16 nat44_session_del_dest_ip_addr_field_size;
u16 nat44_session_del_inside_ip_port_field_type;
u16 nat44_session_del_inside_ip_port_field_size;
u16 nat44_session_del_dest_port_field_type;
u16 nat44_session_del_dest_port_field_size;
u16 nat44_session_del_protocol_field_type;
u16 nat44_session_del_protocol_field_size;
#if 0
u16 add_dslite_session_template_id;
u16 add_dslite_session_field_count;
u16 add_dslite_session_inside_vrf_id_field_type;
u16 add_dslite_session_inside_vrf_id_field_size;
u16 add_dslite_session_outside_vrf_id_field_type;
u16 add_dslite_session_outside_vrf_id_field_size;
u16 add_dslite_session_inside_ip_addr_field_type;
u16 add_dslite_session_inside_ip_addr_field_size;
u16 add_dslite_session_inside_ipv6_addr_field_type;
u16 add_dslite_session_inside_ipv6_addr_field_size;
u16 add_dslite_session_outside_ip_addr_field_type;
u16 add_dslite_session_outside_ip_addr_field_size;
u16 add_dslite_session_inside_ip_port_field_type;
u16 add_dslite_session_inside_ip_port_field_size;
u16 add_dslite_session_outside_ip_port_field_type;
u16 add_dslite_session_outside_ip_port_field_size;
u16 add_dslite_session_dest_ip_addr_field_type;
u16 add_dslite_session_dest_ip_addr_field_size;
u16 add_dslite_session_dest_port_field_type;
u16 add_dslite_session_dest_port_field_size;
u16 add_dslite_session_protocol_field_type;
u16 add_dslite_session_protocol_field_size;
u16 del_dslite_session_template_id;
u16 del_dslite_session_field_count;
u16 del_dslite_session_inside_vrf_id_field_type;
u16 del_dslite_session_inside_vrf_id_field_size;
u16 del_dslite_session_inside_ip_addr_field_type;
u16 del_dslite_session_inside_ip_addr_field_size;
u16 del_dslite_session_inside_ipv6_addr_field_type;
u16 del_dslite_session_inside_ipv6_addr_field_size;
u16 del_dslite_session_dest_ip_addr_field_type;
u16 del_dslite_session_dest_ip_addr_field_size;
u16 del_dslite_session_inside_ip_port_field_type;
u16 del_dslite_session_inside_ip_port_field_size;
u16 del_dslite_session_dest_port_field_type;
u16 del_dslite_session_dest_port_field_size;
u16 del_dslite_session_protocol_field_type;
u16 del_dslite_session_protocol_field_size;
#endif
/*
* Netflow option template
* Ingress VRF ID - Name mapping
* This template will be sent under flowset id 1
*/
cnat_nfv9_option_template_t cnat_nfv9_option_template;
} cnat_nfv9_template_t;
/*
* The Dataflow header for each add/delete record group
*/
typedef struct {
u16 dataflow_template_id;
u16 dataflow_length;
} nfv9_dataflow_record_header_t;
/*
* NFv9 Add record definition
*/
/*
* pad bytes needed to make the structure a multiple of 4 bytes
*/
#define CNAT_NFV9_ADD_RECORD_PAD_BYTES (3)
#define CNAT_NFV9_DEL_RECORD_PAD_BYTES (1)
#define CNAT_NFV9_NAT64_ADD_BIB_RECORD_PAD_BYTES (3)
#define CNAT_NFV9_NAT64_DEL_BIB_RECORD_PAD_BYTES (1)
#define CNAT_NFV9_NAT64_ADD_SESSION_RECORD_PAD_BYTES (1)
#define CNAT_NFV9_NAT64_DEL_SESSION_RECORD_PAD_BYTES (3)
#define CNAT_NFV9_NAT44_ADD_SESSION_RECORD_PAD_BYTES (1)
#define CNAT_NFV9_NAT44_DEL_SESSION_RECORD_PAD_BYTES (3)
#define CNAT_NFV9_DS_LITE_ADD_RECORD_PAD_BYTES (3)
#define CNAT_NFV9_DS_LITE_DEL_RECORD_PAD_BYTES (1)
#define CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_PAD_BYTES (1)
#define CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_PAD_BYTES (3)
#define CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_PAD_BYTES (0)
typedef struct {
u32 inside_vrf_id;
u32 outside_vrf_id;
u32 inside_ip_addr;
u32 outside_ip_addr;
u16 inside_ip_port;
u16 outside_ip_port;
u8 protocol;
u8 pad[CNAT_NFV9_ADD_RECORD_PAD_BYTES];
} nfv9_add_record_t;
/*
* NFv9 Delete record definition
*/
typedef struct {
u32 inside_vrf_id;
u32 inside_ip_addr;
u16 inside_ip_port;
u8 protocol;
u8 pad[CNAT_NFV9_DEL_RECORD_PAD_BYTES];
} nfv9_del_record_t;
#ifndef NO_BULK_LOGGING
#define CNAT_NFV9_BULK_ADD_RECORD_PAD_BYTES (0)
#define CNAT_NFV9_BULK_DEL_RECORD_PAD_BYTES (2)
typedef struct {
u32 inside_vrf_id;
u32 outside_vrf_id;
u32 inside_ip_addr;
u32 outside_ip_addr;
u16 outside_ip_port_start;
u16 outside_ip_port_end;
u8 pad[CNAT_NFV9_BULK_ADD_RECORD_PAD_BYTES];
} nfv9_bulk_add_record_t;
/*
* NFv9 Delete record definition
*/
typedef struct {
u32 inside_vrf_id;
u32 inside_ip_addr;
u16 outside_ip_port_start;
u8 pad[CNAT_NFV9_BULK_DEL_RECORD_PAD_BYTES];
} nfv9_bulk_del_record_t;
/*
* DS-lite bulk port (user based) add record definition
*/
#define CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_PAD_BYTES (0)
#define CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_PAD_BYTES (2)
typedef struct {
u32 inside_vrf_id;
u32 outside_vrf_id;
u32 inside_ip_addr;
u32 inside_v6_src_addr[4];
u32 outside_ip_addr;
u16 outside_ip_port_start;
u16 outside_ip_port_end;
u8 pad[CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_PAD_BYTES];
} nfv9_ds_lite_bulk_add_record_t;
/*
* DS-lite bulk port (user based) delete record definition
*/
typedef struct {
u32 inside_vrf_id;
u32 inside_ip_addr;
u32 inside_v6_src_addr[4];
u16 outside_ip_port_start;
u8 pad[CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_PAD_BYTES];
} nfv9_ds_lite_bulk_del_record_t;
#endif /* NO_BULK_LOGGING */
/* NAT64 related structures */
typedef struct {
u32 inside_v6_src_addr[4];
u32 outside_v4_src_addr;
u16 inside_src_port;
u16 outside_src_port;
u8 protocol;
u8 pad[CNAT_NFV9_NAT64_ADD_BIB_RECORD_PAD_BYTES];
} nfv9_nat64_add_bib_record_t;
typedef struct {
u32 inside_v6_src_addr[4];
u32 outside_v4_src_addr;
u32 inside_v6_dest_addr[4];
u32 outside_v4_dest_addr;
u16 inside_src_port;
u16 outside_src_port;
u16 dest_port;
u8 protocol;
u8 pad[CNAT_NFV9_NAT64_ADD_SESSION_RECORD_PAD_BYTES];
} nfv9_nat64_add_session_record_t;
typedef struct {
u32 inside_v6_src_addr[4];
u16 inside_src_port;
u8 protocol;
u8 pad[CNAT_NFV9_NAT64_DEL_BIB_RECORD_PAD_BYTES];
} nfv9_nat64_del_bib_record_t;
typedef struct {
u32 inside_v6_src_addr[4];
u32 inside_v6_dest_addr[4];
u16 inside_src_port;
u16 dest_port;
u8 protocol;
u8 pad[CNAT_NFV9_NAT64_DEL_SESSION_RECORD_PAD_BYTES];
} nfv9_nat64_del_session_record_t;
/*
* NFv9 Session based Add record definition
*/
typedef struct {
u32 inside_vrf_id;
u32 outside_vrf_id;
u32 inside_ip_addr;
u32 outside_ip_addr;
u16 inside_ip_port;
u16 outside_ip_port;
u32 dest_ip_addr;
u16 dest_port;
u8 protocol;
u8 pad[CNAT_NFV9_NAT44_ADD_SESSION_RECORD_PAD_BYTES];
} nfv9_add_session_record_t;
/*
* NFv9 Session based del record definition
*/
typedef struct {
u32 inside_vrf_id;
u32 inside_ip_addr;
u32 dest_ip_addr;
u16 inside_ip_port;
u16 dest_port;
u8 protocol;
u8 pad[CNAT_NFV9_NAT44_DEL_SESSION_RECORD_PAD_BYTES];
} nfv9_del_session_record_t;
/*
* DS-lite NFv9 create record structure
*/
typedef struct {
u32 inside_vrf_id;
u32 outside_vrf_id;
u32 inside_ip_addr;
u32 inside_v6_src_addr[4];
u32 outside_ip_addr;
u16 inside_ip_port;
u16 outside_ip_port;
u8 protocol;
u8 pad[CNAT_NFV9_DS_LITE_ADD_RECORD_PAD_BYTES];
} nfv9_ds_lite_add_record_t;
typedef struct {
u32 inside_vrf_id;
u32 inside_ip_addr;
u32 inside_v6_src_addr[4];
u16 inside_ip_port;
u8 protocol;
u8 pad[CNAT_NFV9_DS_LITE_DEL_RECORD_PAD_BYTES];
} nfv9_ds_lite_del_record_t;
/*
* NFv9 Session based Add record definition
*/
typedef struct {
u32 inside_vrf_id;
u32 outside_vrf_id;
u32 inside_ip_addr;
u32 inside_v6_src_addr[4];
u32 outside_ip_addr;
u16 inside_ip_port;
u16 outside_ip_port;
u32 dest_ip_addr;
u16 dest_port;
u8 protocol;
u8 pad[CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_PAD_BYTES];
} nfv9_ds_lite_add_session_record_t;
/*
* NFv9 Session based del record definition
*/
typedef struct {
u32 inside_vrf_id;
u32 inside_ip_addr;
u32 inside_v6_src_addr[4];
u32 dest_ip_addr;
u16 inside_ip_port;
u16 dest_port;
u8 protocol;
u8 pad[CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_PAD_BYTES];
} nfv9_ds_lite_del_session_record_t;
typedef struct {
u32 ingress_vrf_id;
u8 ingress_vrf_name[NFV9_VRF_NAME_LEN];
u8 pad[CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_PAD_BYTES];
} nfv9_ingress_vrfid_name_record_t;
#define CNAT_NFV9_TEMPLATE_OFFSET \
(CNAT_NFV9_HDR_OFFSET + sizeof(nfv9_header_t))
#define CNAT_NFV9_TEMPLATE_LENGTH (sizeof(cnat_nfv9_template_t))
#define CNAT_NFV9_OPTION_TEMPLATE_LENGTH (sizeof(cnat_nfv9_option_template_t))
#define CNAT_NFV9_DATAFLOW_RECORD_HEADER_LENGTH \
(sizeof(nfv9_dataflow_record_header_t))
/*
* No padding is needed for the add/delete records - reduce padding bytes
*/
#define CNAT_NFV9_ADD_RECORD_LENGTH (sizeof(nfv9_add_record_t) - \
CNAT_NFV9_ADD_RECORD_PAD_BYTES)
#define CNAT_NFV9_DEL_RECORD_LENGTH (sizeof(nfv9_del_record_t) - \
CNAT_NFV9_DEL_RECORD_PAD_BYTES)
#define CNAT_NFV9_DS_LITE_ADD_RECORD_LENGTH (sizeof(nfv9_ds_lite_add_record_t) - \
CNAT_NFV9_DS_LITE_ADD_RECORD_PAD_BYTES)
#define CNAT_NFV9_DS_LITE_DEL_RECORD_LENGTH (sizeof(nfv9_ds_lite_del_record_t) - \
CNAT_NFV9_DS_LITE_DEL_RECORD_PAD_BYTES)
#ifndef NO_BULK_LOGGING
#define CNAT_NFV9_BULK_ADD_RECORD_LENGTH (sizeof(nfv9_bulk_add_record_t) - \
CNAT_NFV9_BULK_ADD_RECORD_PAD_BYTES)
#define CNAT_NFV9_BULK_DEL_RECORD_LENGTH (sizeof(nfv9_bulk_del_record_t) - \
CNAT_NFV9_BULK_DEL_RECORD_PAD_BYTES)
#define CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_LENGTH (sizeof(nfv9_ds_lite_bulk_add_record_t) - \
CNAT_NFV9_DS_LITE_BULK_ADD_RECORD_PAD_BYTES)
#define CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_LENGTH (sizeof(nfv9_ds_lite_bulk_del_record_t) - \
CNAT_NFV9_DS_LITE_BULK_DEL_RECORD_PAD_BYTES)
#endif /* NO_BULK_LOGGING */
#define CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_LENGTH (sizeof(nfv9_ingress_vrfid_name_record_t) - \
CNAT_NFV9_INGRESS_VRFID_NAME_RECORD_PAD_BYTES)
#define CNAT_NFV9_NAT64_ADD_BIB_RECORD_LENGTH \
(sizeof(nfv9_nat64_add_bib_record_t) - \
CNAT_NFV9_NAT64_ADD_BIB_RECORD_PAD_BYTES)
#define CNAT_NFV9_NAT64_DEL_BIB_RECORD_LENGTH \
(sizeof(nfv9_nat64_del_bib_record_t) - \
CNAT_NFV9_NAT64_DEL_BIB_RECORD_PAD_BYTES)
#define CNAT_NFV9_NAT64_ADD_SESSION_RECORD_LENGTH \
(sizeof(nfv9_nat64_add_session_record_t) - \
CNAT_NFV9_NAT64_ADD_SESSION_RECORD_PAD_BYTES)
#define CNAT_NFV9_NAT64_DEL_SESSION_RECORD_LENGTH \
(sizeof(nfv9_nat64_del_session_record_t) - \
CNAT_NFV9_NAT64_DEL_SESSION_RECORD_PAD_BYTES)
#define CNAT_NFV9_MAX_SINGLE_RECORD_LENGTH \
(sizeof(nfv9_ds_lite_add_session_record_t) - \
CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_PAD_BYTES)
#define CNAT_NFV9_NAT44_ADD_SESSION_RECORD_LENGTH \
(sizeof(nfv9_add_session_record_t) -\
CNAT_NFV9_NAT44_ADD_SESSION_RECORD_PAD_BYTES)
#define CNAT_NFV9_NAT44_DEL_SESSION_RECORD_LENGTH \
(sizeof(nfv9_del_session_record_t) -\
CNAT_NFV9_NAT44_DEL_SESSION_RECORD_PAD_BYTES)
#define CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_LENGTH \
(sizeof(nfv9_ds_lite_add_session_record_t) -\
CNAT_NFV9_DS_LITE_ADD_SESSION_RECORD_PAD_BYTES)
#define CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_LENGTH \
(sizeof(nfv9_ds_lite_del_session_record_t) -\
CNAT_NFV9_DS_LITE_DEL_SESSION_RECORD_PAD_BYTES)
/*
* Minimum value of the path MTU value
*/
#define CNAT_NFV9_MIN_RECORD_SIZE (60 + \
CNAT_NFV9_DATAFLOW_RECORD_HEADER_LENGTH + \
CNAT_NFV9_TEMPLATE_LENGTH + \
CNAT_NFV9_MAX_SINGLE_RECORD_LENGTH)
/*
* Let us put the maximum length of the netflow data to be 1400
*/
#define CNAT_NFV9_MAX_PKT_LENGTH 1400
/*
* Data structures and defines to store NFV9 specific info
*/
#define CNAT_NFV9_INVALID_LOGGING_INDEX 0xffffffff
/*
* Padding value between ADD and DELETE records. This can be atmost 3 bytes
*/
#define NFV9_PAD_VALUE (3)
typedef struct {
/* NFV9 server specific info
* For now, it will maintain only package sequence count.
* Later it will maintain server address, port, etc.
* Though it currently has server address and port, it is only for
* cross refernce
*/
u32 ipv4_address; /* Destination IP address of the collector */
u16 port; /* Destination port number of the collector */
u16 refresh_rate; /* Refresh rate in packets after which template is sent */
u16 timeout_rate; /* Timeout rate in seconds after which template is sent */
u16 ref_count; /* Num of instances using this data */
u32 sequence_num; /* Sequence number of the logging packet */
/*
* Keep track of the time and packets since last template send
*/
u32 last_template_sent_time;
u32 pkts_since_last_template;
u8 template_sent; /* used while sending vrfid-name mapping */
} nfv9_server_info_t;
/*
* This structure store the Netflow Logging information on per NFv9
* collector basis. This structure is allocated from a pool and index
* to this structure is stored VRF MAP structures
*/
typedef struct {
/*
* nat64_id will be 0 for nat44 config and i_vrf_id, i_vrf will be 0
* for nat64 config. Nat64_id will be used while nat64 collector is
* search and i_vrf* for nat44 collector
*/
/* Similarly for ds_lite, ds_lite_id will be used and nat64_id,
* ivrf_id shall be set to 0
*/
u32 i_vrf_id; /* Inside VRF ID corresponding to this collector */
u16 i_vrf; /* Inside VRF (uidb_index) corresponding to this collector */
u16 nat64_id; /* NAT64 instance for to this collector */
u16 ds_lite_id; /* DS Lite instance for this collector */
/*
* This field determines the maximum size of the Netflow V9 information
* that can be stored in a logging packet
*/
u16 max_length_minus_max_record_size;
/*
* Indicates if the entry is already deleted
*/
u16 deleted;
u16 pkt_length; /* Length of the currently NFv9 information */
u16 record_length[MAX_RECORDS]; /* Length of delete record */
u16 total_record_count; /* Total number of records including templates */
u8 logging_policy;
/*
* Keep track of the time and packets since last template send
*/
u32 last_template_sent_time;
u32 pkts_since_last_template;
/* Server info */
u32 server_index;
/*
* current logging context
*/
vlib_buffer_t *current_logging_context;
/*
* Timestamp in UNIX seconds corresponding to when the current
* logging packet was created
*/
u32 current_logging_context_timestamp;
/*
* Queued logging context waiting to be sent to the l3 infra node
*/
vlib_buffer_t *queued_logging_context;
/*
* Headers corresponding to various records in this
* current nfv9 logging context
*/
nfv9_header_t *nfv9_header;
cnat_nfv9_template_t *nfv9_template_header;
nfv9_dataflow_record_header_t *dataflow_header;
u8 *record[MAX_RECORDS];
u8 *next_data_ptr;
u8 last_record;
u32 nfv9_logging_next_index;
u32 ip4_input_node_index;
vlib_frame_t *f;
u32 *to_next;
} cnat_nfv9_logging_info_t;
/*
* Global structure for CGN APP configuration
*/
typedef struct {
/*
* Global NFv9 Logging Collector Index
*/
u32 cnat_nfv9_global_collector_index;
/*
* Node index corresponding to the infra L3 output node
* to which the nfv9 logging node will send the packet
*/
u16 cnat_nfv9_disp_node_index;
/*
* Whether we have initialized the NFv9 information
*/
u8 cnat_nfv9_init_done;
} cnat_nfv9_global_info_t;
typedef enum {
cnat_nfv9_template_add_default,
cnat_nfv9_template_add_always
} cnat_nfv9_template_add_flag_t;
extern cnat_nfv9_template_t cnat_nfv9_template_info;
extern cnat_nfv9_logging_info_t cnat_default_nfv9_logging_info;
extern cnat_nfv9_logging_info_t *cnat_nfv9_logging_info_pool;
extern cnat_nfv9_global_info_t cnat_nfv9_global_info;
extern nfv9_server_info_t *nfv9_server_info_pool;
/* #define DEBUG_NF_SERVER_CONFIG 1 */
static inline void nfv9_delete_server_info(cnat_nfv9_logging_info_t *nfv9_info)
{
nfv9_server_info_t *server = nfv9_server_info_pool +
nfv9_info->server_index;
if(nfv9_info->server_index == EMPTY) {
#ifdef DEBUG_NF_SERVER_CONFIG
if(my_instance_number == 1) {
PLATFORM_DEBUG_PRINT("Deleting empty server info\n");
}
#endif /* #ifdef DEBUG_NF_SERVER_CONFIG */
return;
}
/* Check if this server is not used by anyone.. if not delete */
/* Caller of this function does not need it..so decrement ref count */
server->ref_count--;
if(!(server->ref_count)) {
#ifdef DEBUG_NF_SERVER_CONFIG
if(my_instance_number == 1) {
PLATFORM_DEBUG_PRINT("Deleting nfv9 server %x, %d at %d\n",
server->ipv4_address,
server->port,
nfv9_info->server_index);
}
#endif /* #ifdef DEBUG_NF_SERVER_CONFIG */
pool_put(nfv9_server_info_pool, server);
nfv9_info->server_index = EMPTY;
}
#ifdef DEBUG_NF_SERVER_CONFIG
else {
if(my_instance_number == 1) {
PLATFORM_DEBUG_PRINT("Not Deleting nfv9 server %x, %d rc %d\n",
server->ipv4_address,
server->port,
server->ref_count);
}
}
#endif /* #ifdef DEBUG_NF_SERVER_CONFIG */
return;
}
void handle_pending_nfv9_pkts();
#endif /* __CNAT_LOGGING_H__ */