17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*6d730a61Svi * Common Development and Distribution License (the "License"). 6*6d730a61Svi * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21*6d730a61Svi 227c478bd9Sstevel@tonic-gate /* 23*6d730a61Svi * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 277c478bd9Sstevel@tonic-gate #ifndef _IPP_FLOWACCT_FLOWACCT_IMPL_H 287c478bd9Sstevel@tonic-gate #define _IPP_FLOWACCT_FLOWACCT_IMPL_H 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate #include <sys/types.h> 317c478bd9Sstevel@tonic-gate #include <sys/cmn_err.h> 327c478bd9Sstevel@tonic-gate #include <ipp/ipp.h> 337c478bd9Sstevel@tonic-gate #include <inet/ipp_common.h> 347c478bd9Sstevel@tonic-gate #include <ipp/flowacct/flowacct.h> 357c478bd9Sstevel@tonic-gate 367c478bd9Sstevel@tonic-gate #ifdef __cplusplus 377c478bd9Sstevel@tonic-gate extern "C" { 387c478bd9Sstevel@tonic-gate #endif 397c478bd9Sstevel@tonic-gate 407c478bd9Sstevel@tonic-gate /* Header file for implementation of flowacct */ 417c478bd9Sstevel@tonic-gate 427c478bd9Sstevel@tonic-gate #ifdef _KERNEL 437c478bd9Sstevel@tonic-gate 447c478bd9Sstevel@tonic-gate #define _FLOWACCT_DEBUG 457c478bd9Sstevel@tonic-gate 467c478bd9Sstevel@tonic-gate #ifdef _FLOWACCT_DEBUG 477c478bd9Sstevel@tonic-gate #include <sys/debug.h> 487c478bd9Sstevel@tonic-gate #define flowacct0dbg(a) printf a 497c478bd9Sstevel@tonic-gate #define flowacct1dbg(a) if (flowacct_debug > 2) printf a 507c478bd9Sstevel@tonic-gate #define flowacct2dbg(a) if (flowacct_debug > 3) printf a 517c478bd9Sstevel@tonic-gate #else 527c478bd9Sstevel@tonic-gate #define flowacct0dbg(a) /* */ 537c478bd9Sstevel@tonic-gate #define flowacct1dbg(a) /* */ 547c478bd9Sstevel@tonic-gate #define flowacct2dbg(a) /* */ 557c478bd9Sstevel@tonic-gate #endif /* _FLOWACCT_DEBUG */ 567c478bd9Sstevel@tonic-gate 577c478bd9Sstevel@tonic-gate #define FLOWACCT_PURGE_FLOW 0x01 587c478bd9Sstevel@tonic-gate #define FLOWACCT_FLOW_TIMER 0x02 597c478bd9Sstevel@tonic-gate #define FLOWACCT_JUST_ONE 0x03 607c478bd9Sstevel@tonic-gate 617c478bd9Sstevel@tonic-gate /* Flow Table Size */ 627c478bd9Sstevel@tonic-gate #define FLOW_TBL_COUNT ((uint_t)256) 637c478bd9Sstevel@tonic-gate 647c478bd9Sstevel@tonic-gate /* To identify objects in the list - could be a flow or an item */ 657c478bd9Sstevel@tonic-gate #define FLOWACCT_FLOW 0x01 667c478bd9Sstevel@tonic-gate #define FLOWACCT_ITEM 0x02 677c478bd9Sstevel@tonic-gate 687c478bd9Sstevel@tonic-gate /* Whether an object has to be physically removed from the table */ 697c478bd9Sstevel@tonic-gate #define FLOWACCT_DEL_OBJ 0x01 707c478bd9Sstevel@tonic-gate 717c478bd9Sstevel@tonic-gate /* Utility macros to convert from msec to usec/nsec */ 727c478bd9Sstevel@tonic-gate #define FLOWACCT_MSEC_TO_USEC (1000) 737c478bd9Sstevel@tonic-gate #define FLOWACCT_MSEC_TO_NSEC (1000000) 747c478bd9Sstevel@tonic-gate 757c478bd9Sstevel@tonic-gate /* 767c478bd9Sstevel@tonic-gate * Default values for timer and timeout - taken from SBM 777c478bd9Sstevel@tonic-gate * timer 15 secs (15000 msec) and timeout 60 secs (60000 msec). 787c478bd9Sstevel@tonic-gate */ 797c478bd9Sstevel@tonic-gate #define FLOWACCT_DEF_TIMER (15000) 807c478bd9Sstevel@tonic-gate #define FLOWACCT_DEF_TIMEOUT (60000) 817c478bd9Sstevel@tonic-gate 827c478bd9Sstevel@tonic-gate /* List holding an obj - flow or item */ 837c478bd9Sstevel@tonic-gate typedef struct list_hdr_s { 847c478bd9Sstevel@tonic-gate struct list_hdr_s *next; 857c478bd9Sstevel@tonic-gate struct list_hdr_s *prev; 867c478bd9Sstevel@tonic-gate struct list_hdr_s *timeout_next; 877c478bd9Sstevel@tonic-gate struct list_hdr_s *timeout_prev; 887c478bd9Sstevel@tonic-gate timespec_t last_seen; 897c478bd9Sstevel@tonic-gate void *objp; 907c478bd9Sstevel@tonic-gate } list_hdr_t; 917c478bd9Sstevel@tonic-gate 927c478bd9Sstevel@tonic-gate /* List of list of flows */ 937c478bd9Sstevel@tonic-gate typedef struct list_head_s { 947c478bd9Sstevel@tonic-gate list_hdr_t *head; 957c478bd9Sstevel@tonic-gate list_hdr_t *tail; 967c478bd9Sstevel@tonic-gate uint_t nbr_items; 977c478bd9Sstevel@tonic-gate uint_t max_items; 987c478bd9Sstevel@tonic-gate kmutex_t lock; 997c478bd9Sstevel@tonic-gate } list_head_t; 1007c478bd9Sstevel@tonic-gate 1017c478bd9Sstevel@tonic-gate /* Global stats for flowacct */ 1027c478bd9Sstevel@tonic-gate typedef struct flowacct_stat_s { 1037c478bd9Sstevel@tonic-gate ipp_named_t npackets; /* no. of pkts seen by this instance */ 1047c478bd9Sstevel@tonic-gate ipp_named_t nbytes; /* no. of bytes seen by this instance */ 1057c478bd9Sstevel@tonic-gate ipp_named_t nflows; /* no. of flow items in the table */ 1067c478bd9Sstevel@tonic-gate ipp_named_t tbytes; /* no. of bytes in the flow table */ 1077c478bd9Sstevel@tonic-gate ipp_named_t usedmem; /* memory used by the flow table */ 1087c478bd9Sstevel@tonic-gate ipp_named_t epackets; /* no. of pkts. in error */ 1097c478bd9Sstevel@tonic-gate } flowacct_stat_t; 1107c478bd9Sstevel@tonic-gate 1117c478bd9Sstevel@tonic-gate #define FLOWACCT_STATS_COUNT 6 1127c478bd9Sstevel@tonic-gate #define FLOWACCT_STATS_STRING "Flowacct statistics" 1137c478bd9Sstevel@tonic-gate 1147c478bd9Sstevel@tonic-gate /* Item common to a flow (identified by 5-tuple) */ 1157c478bd9Sstevel@tonic-gate typedef struct flow_item_s { 1167c478bd9Sstevel@tonic-gate uint_t type; 1177c478bd9Sstevel@tonic-gate list_hdr_t *hdr; 1187c478bd9Sstevel@tonic-gate timespec_t creation_time; 1197c478bd9Sstevel@tonic-gate uint64_t npackets; 1207c478bd9Sstevel@tonic-gate uint64_t nbytes; 1217c478bd9Sstevel@tonic-gate uint8_t dsfield; 1227c478bd9Sstevel@tonic-gate projid_t projid; 1237c478bd9Sstevel@tonic-gate uid_t uid; 1247c478bd9Sstevel@tonic-gate } flow_item_t; 1257c478bd9Sstevel@tonic-gate 1267c478bd9Sstevel@tonic-gate /* Flow attributes */ 1277c478bd9Sstevel@tonic-gate typedef struct flow_s { 1287c478bd9Sstevel@tonic-gate uint_t type; 1297c478bd9Sstevel@tonic-gate list_hdr_t *hdr; 1307c478bd9Sstevel@tonic-gate in6_addr_t saddr; 1317c478bd9Sstevel@tonic-gate in6_addr_t daddr; 1327c478bd9Sstevel@tonic-gate uint8_t proto; 1337c478bd9Sstevel@tonic-gate uint16_t sport; 1347c478bd9Sstevel@tonic-gate uint16_t dport; 1357c478bd9Sstevel@tonic-gate list_head_t items; 1367c478bd9Sstevel@tonic-gate list_head_t *back_ptr; 1377c478bd9Sstevel@tonic-gate boolean_t isv4; 138*6d730a61Svi /* 139*6d730a61Svi * to indicate to the flow timer not to delete this flow 140*6d730a61Svi */ 141*6d730a61Svi boolean_t inuse; 1427c478bd9Sstevel@tonic-gate } flow_t; 1437c478bd9Sstevel@tonic-gate 1447c478bd9Sstevel@tonic-gate /* From the IP header */ 1457c478bd9Sstevel@tonic-gate typedef struct header { 1467c478bd9Sstevel@tonic-gate uint_t dir; 1477c478bd9Sstevel@tonic-gate uint_t len; 1487c478bd9Sstevel@tonic-gate in6_addr_t saddr; 1497c478bd9Sstevel@tonic-gate in6_addr_t daddr; 1507c478bd9Sstevel@tonic-gate uint16_t sport; 1517c478bd9Sstevel@tonic-gate uint16_t dport; 1527c478bd9Sstevel@tonic-gate uint16_t ident; 1537c478bd9Sstevel@tonic-gate uint8_t proto; 1547c478bd9Sstevel@tonic-gate uint8_t dsfield; 1557c478bd9Sstevel@tonic-gate projid_t projid; 1567c478bd9Sstevel@tonic-gate uid_t uid; 1577c478bd9Sstevel@tonic-gate boolean_t isv4; 1587c478bd9Sstevel@tonic-gate uint32_t pktlen; 1597c478bd9Sstevel@tonic-gate } header_t; 1607c478bd9Sstevel@tonic-gate 1617c478bd9Sstevel@tonic-gate 1627c478bd9Sstevel@tonic-gate typedef struct flowacct_data_s { 1637c478bd9Sstevel@tonic-gate ipp_action_id_t next_action; /* action id of next action */ 1647c478bd9Sstevel@tonic-gate char *act_name; /* action name of next action */ 1657c478bd9Sstevel@tonic-gate uint64_t timer; /* flow timer */ 1667c478bd9Sstevel@tonic-gate uint64_t timeout; /* flow timeout */ 1677c478bd9Sstevel@tonic-gate uint32_t max_limit; /* max flow entries */ 1687c478bd9Sstevel@tonic-gate uint32_t nflows; /* no. of flows */ 1697c478bd9Sstevel@tonic-gate kmutex_t lock; /* for nflows */ 1707c478bd9Sstevel@tonic-gate 1717c478bd9Sstevel@tonic-gate /* TRhe flow table. We'll use the last bucket for timeout purposes */ 1727c478bd9Sstevel@tonic-gate list_head_t flows_tbl[FLOW_TBL_COUNT+1]; 1737c478bd9Sstevel@tonic-gate boolean_t global_stats; /* global stats */ 1747c478bd9Sstevel@tonic-gate 1757c478bd9Sstevel@tonic-gate uint64_t tbytes; /* no. of bytes in flow tbl. */ 1767c478bd9Sstevel@tonic-gate uint64_t nbytes; /* no. of bytes seen */ 1777c478bd9Sstevel@tonic-gate uint64_t npackets; /* no. of pkts seen */ 1787c478bd9Sstevel@tonic-gate uint64_t usedmem; /* mem used by flow table */ 1797c478bd9Sstevel@tonic-gate uint64_t epackets; /* packets in error */ 1807c478bd9Sstevel@tonic-gate ipp_stat_t *stats; 1817c478bd9Sstevel@tonic-gate timeout_id_t flow_tid; 1827c478bd9Sstevel@tonic-gate 1837c478bd9Sstevel@tonic-gate } flowacct_data_t; 1847c478bd9Sstevel@tonic-gate 1857c478bd9Sstevel@tonic-gate #define FLOWACCT_DATA_SZ sizeof (flowacct_data_t) 1867c478bd9Sstevel@tonic-gate #define FLOWACCT_HDR_SZ sizeof (list_hdr_t) 1877c478bd9Sstevel@tonic-gate #define FLOWACCT_HEAD_SZ sizeof (list_head_t) 1887c478bd9Sstevel@tonic-gate #define FLOWACCT_FLOW_SZ sizeof (flow_t) 1897c478bd9Sstevel@tonic-gate #define FLOWACCT_ITEM_SZ sizeof (flow_item_t) 1907c478bd9Sstevel@tonic-gate #define FLOWACCT_HEADER_SZ sizeof (header_t) 1917c478bd9Sstevel@tonic-gate #define FLOWACCT_FLOW_RECORD_SZ (FLOWACCT_HDR_SZ + FLOWACCT_FLOW_SZ) 1927c478bd9Sstevel@tonic-gate #define FLOWACCT_ITEM_RECORD_SZ (FLOWACCT_HDR_SZ + FLOWACCT_ITEM_SZ) 1937c478bd9Sstevel@tonic-gate 1947c478bd9Sstevel@tonic-gate extern int flowacct_process(mblk_t **, flowacct_data_t *); 1957c478bd9Sstevel@tonic-gate extern void flowacct_timer(int, flowacct_data_t *); 1967c478bd9Sstevel@tonic-gate extern void flowacct_timeout_flows(void *); 1977c478bd9Sstevel@tonic-gate 1987c478bd9Sstevel@tonic-gate #endif /* _KERNEL */ 1997c478bd9Sstevel@tonic-gate 2007c478bd9Sstevel@tonic-gate #ifdef __cplusplus 2017c478bd9Sstevel@tonic-gate } 2027c478bd9Sstevel@tonic-gate #endif 2037c478bd9Sstevel@tonic-gate 2047c478bd9Sstevel@tonic-gate #endif /* _IPP_FLOWACCT_FLOWACCT_IMPL_H */ 205