diff options
Diffstat (limited to 'plugins/vcgn-plugin/vcgn/cnat_logging.h')
| -rw-r--r-- | plugins/vcgn-plugin/vcgn/cnat_logging.h | 1091 |
1 files changed, 1091 insertions, 0 deletions
diff --git a/plugins/vcgn-plugin/vcgn/cnat_logging.h b/plugins/vcgn-plugin/vcgn/cnat_logging.h new file mode 100644 index 00000000000..7bd43ecf21e --- /dev/null +++ b/plugins/vcgn-plugin/vcgn/cnat_logging.h @@ -0,0 +1,1091 @@ +/* + *------------------------------------------------------------------ + * 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__ */ |