#include <vppinfra/bitmap.h>
#include <vppinfra/elog.h>
#include <vppinfra/bihash_48_8.h>
-#include "bihash_40_8.h"
+#include <vppinfra/bihash_40_8.h>
+#include <vppinfra/bihash_16_8.h>
+
+#include "types.h"
#include "fa_node.h"
#include "hash_lookup_types.h"
+#include "lookup_context.h"
#define ACL_PLUGIN_VERSION_MAJOR 1
#define ACL_PLUGIN_VERSION_MINOR 3
#define TCP_SESSION_IDLE_TIMEOUT_SEC (3600*24)
#define TCP_SESSION_TRANSIENT_TIMEOUT_SEC 120
+#define SESSION_PURGATORY_TIMEOUT_USEC 10
+
+#define ACL_PLUGIN_HASH_LOOKUP_HEAP_SIZE (2 << 25)
+#define ACL_PLUGIN_HASH_LOOKUP_HASH_BUCKETS 65536
+#define ACL_PLUGIN_HASH_LOOKUP_HASH_MEMORY (2 << 25)
+
extern vlib_node_registration_t acl_in_node;
extern vlib_node_registration_t acl_out_node;
void output_acl_packet_match(u32 sw_if_index, vlib_buffer_t * b0, u32 *nextp, u32 *acl_match_p, u32 *rule_match_p, u32 *trace_bitmap);
enum acl_timeout_e {
- ACL_TIMEOUT_UDP_IDLE = 0,
+ ACL_TIMEOUT_UNUSED = 0,
+ ACL_TIMEOUT_UDP_IDLE,
ACL_TIMEOUT_TCP_IDLE,
ACL_TIMEOUT_TCP_TRANSIENT,
+ ACL_N_USER_TIMEOUTS,
+ ACL_TIMEOUT_PURGATORY = ACL_N_USER_TIMEOUTS, /* a special-case queue for deletion-in-progress sessions */
ACL_N_TIMEOUTS
};
} addr;
} address_t;
-/*
- * ACL rules
- */
-typedef struct
-{
- u8 is_permit;
- u8 is_ipv6;
- ip46_address_t src;
- u8 src_prefixlen;
- ip46_address_t dst;
- u8 dst_prefixlen;
- u8 proto;
- u16 src_port_or_type_first;
- u16 src_port_or_type_last;
- u16 dst_port_or_code_first;
- u16 dst_port_or_code_last;
- u8 tcp_flags_value;
- u8 tcp_flags_mask;
-} acl_rule_t;
-
typedef struct
{
u8 is_permit;
*/
typedef struct
{
+ /** Required for pool_get_aligned */
+ CLIB_CACHE_LINE_ALIGN_MARK(cacheline0);
u8 tag[64];
u32 count;
acl_rule_t *rules;
typedef struct
{
+ /** Required for pool_get_aligned */
+ CLIB_CACHE_LINE_ALIGN_MARK(cacheline0);
u8 tag[64];
u32 count;
macip_acl_rule_t *rules;
u32 ip4_table_index;
u32 ip6_table_index;
u32 l2_table_index;
+ /* outacl classifier tables */
+ u32 out_ip4_table_index;
+ u32 out_ip6_table_index;
+ u32 out_l2_table_index;
} macip_acl_list_t;
/*
*/
typedef struct
{
+ /** Required for pool_get_aligned */
+ CLIB_CACHE_LINE_ALIGN_MARK(cacheline0);
fa_5tuple_t mask;
u32 refcount;
+ u8 from_tm;
} ace_mask_type_entry_t;
typedef struct {
+ /* mheap to hold all the ACL module related allocations, other than hash */
+ void *acl_mheap;
+ uword acl_mheap_size;
+
/* API message ID base */
u16 msg_id_base;
+ /* The pool of users of ACL lookup contexts */
+ acl_lookup_context_user_t *acl_users;
+ /* The pool of ACL lookup contexts */
+ acl_lookup_context_t *acl_lookup_contexts;
+
acl_list_t *acls; /* Pool of ACLs */
hash_acl_info_t *hash_acl_infos; /* corresponding hash matching housekeeping info */
clib_bihash_48_8_t acl_lookup_hash; /* ACL lookup hash table. */
+ u32 hash_lookup_hash_buckets;
+ u32 hash_lookup_hash_memory;
+
+ /* mheap to hold all the miscellaneous allocations related to hash-based lookups */
+ void *hash_lookup_mheap;
+ uword hash_lookup_mheap_size;
int acl_lookup_hash_initialized;
+/*
applied_hash_ace_entry_t **input_hash_entry_vec_by_sw_if_index;
applied_hash_ace_entry_t **output_hash_entry_vec_by_sw_if_index;
applied_hash_acl_info_t *input_applied_hash_acl_info_by_sw_if_index;
applied_hash_acl_info_t *output_applied_hash_acl_info_by_sw_if_index;
+*/
+ applied_hash_ace_entry_t **hash_entry_vec_by_lc_index;
+ applied_hash_acl_info_t *applied_hash_acl_info_by_lc_index;
+
+ /* Corresponding lookup context indices for in/out lookups per sw_if_index */
+ u32 *input_lc_index_by_sw_if_index;
+ u32 *output_lc_index_by_sw_if_index;
+ /* context user id for interface ACLs */
+ u32 interface_acl_user_id;
macip_acl_list_t *macip_acls; /* Pool of MAC-IP ACLs */
u32 **input_sw_if_index_vec_by_acl;
u32 **output_sw_if_index_vec_by_acl;
+ /* bitmaps 1=sw_if_index has in/out ACL processing enabled */
+ uword *in_acl_on_sw_if_index;
+ uword *out_acl_on_sw_if_index;
+
+ /* lookup contexts where a given ACL is used */
+ u32 **lc_index_vec_by_acl;
+
+ /* input and output policy epochs by interface */
+ u32 *input_policy_epoch_by_sw_if_index;
+ u32 *output_policy_epoch_by_sw_if_index;
+
+ /* whether we need to take the epoch of the session into account */
+ int reclassify_sessions;
+
+
+
+ /* Total count of interface+direction pairs enabled */
+ u32 fa_total_enabled_count;
+
/* Do we use hash-based ACL matching or linear */
int use_hash_acl_matching;
+ /* Do we use the TupleMerge for hash ACLs or not */
+ int use_tuple_merge;
+
+ /* Max collision vector length before splitting the tuple */
+#define TM_SPLIT_THRESHOLD 39
+ int tuple_merge_split_threshold;
+
/* a pool of all mask types present in all ACEs */
ace_mask_type_entry_t *ace_mask_type_pool;
+ /* vec of vectors of all info of all mask types present in ACEs contained in each lc_index */
+ hash_applied_mask_info_t **hash_applied_mask_info_vec_by_lc_index;
+
/*
* Classify tables used to grab the packets for the ACL check,
* and serving as the 5-tuple session tables at the same time
u32 *acl_ip4_output_classify_table_by_sw_if_index;
u32 *acl_ip6_output_classify_table_by_sw_if_index;
+ u32 *acl_dot1q_input_classify_table_by_sw_if_index;
+ u32 *acl_dot1ad_input_classify_table_by_sw_if_index;
+ u32 *acl_dot1q_output_classify_table_by_sw_if_index;
+ u32 *acl_dot1ad_output_classify_table_by_sw_if_index;
+
+ u32 *acl_etype_input_classify_table_by_sw_if_index;
+ u32 *acl_etype_output_classify_table_by_sw_if_index;
+
+ u16 **input_etype_whitelist_by_sw_if_index;
+ u16 **output_etype_whitelist_by_sw_if_index;
+
/* MACIP (input) ACLs associated with the interfaces */
u32 *macip_acl_by_sw_if_index;
+ /* Vector of interfaces on which given MACIP ACLs are applied */
+ u32 **sw_if_index_vec_by_macip_acl;
+
/* bitmaps when set the processing is enabled on the interface */
uword *fa_in_acl_on_sw_if_index;
uword *fa_out_acl_on_sw_if_index;
/* bihash holding all of the sessions */
int fa_sessions_hash_is_initialized;
- clib_bihash_40_8_t fa_sessions_hash;
- /* The process node which orcherstrates the cleanup */
+ clib_bihash_40_8_t fa_ip6_sessions_hash;
+ clib_bihash_16_8_t fa_ip4_sessions_hash;
+ /* The process node which orchestrates the cleanup */
u32 fa_cleaner_node_index;
/* FA session timeouts, in seconds */
u32 session_timeout_sec[ACL_N_TIMEOUTS];
- /* session add/delete counters */
- u64 *fa_session_adds_by_sw_if_index;
- u64 *fa_session_dels_by_sw_if_index;
/* total session adds/dels */
u64 fa_session_total_adds;
u64 fa_session_total_dels;
+ /* how many sessions went into purgatory */
+ u64 fa_session_total_deactivations;
/* L2 datapath glue */
uword fa_conn_table_hash_memory_size;
u64 fa_conn_table_max_entries;
+ int trace_sessions;
+ int trace_acl;
+
/*
* If the cleaner has to delete more than this number
* of connections, it halves the sleep time.
u64 fa_current_cleaner_timer_wait_interval;
+ int fa_interrupt_generation;
+
/* per-worker data related t conn management */
acl_fa_per_worker_data_t *per_worker_data;
/* convenience */
vlib_main_t * vlib_main;
vnet_main_t * vnet_main;
+ /* logging */
+ vlib_log_class_t log_default;
} acl_main_t;
+#define acl_log_err(...) \
+ vlib_log(VLIB_LOG_LEVEL_ERR, acl_main.log_default, __VA_ARGS__)
+#define acl_log_warn(...) \
+ vlib_log(VLIB_LOG_LEVEL_WARNING, acl_main.log_default, __VA_ARGS__)
+#define acl_log_notice(...) \
+ vlib_log(VLIB_LOG_LEVEL_NOTICE, acl_main.log_default, __VA_ARGS__)
+#define acl_log_info(...) \
+ vlib_log(VLIB_LOG_LEVEL_INFO, acl_main.log_default, __VA_ARGS__)
+
+
+
#define foreach_acl_eh \
_(HOPBYHOP , 0 , "IPv6ExtHdrHopByHop") \
_(ROUTING , 43 , "IPv6ExtHdrRouting") \
extern acl_main_t acl_main;
+void *acl_plugin_set_heap();
#endif
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