X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fplugins%2Facl%2Facl.h;h=310f80bfddca9375757b09dd6d32322d54d77ee8;hb=bdc0e6b7;hp=789a075980467fa2e348f58aec43fd26ea08fd93;hpb=563a8531cbc3e7c222e3e4841637b94b65637caa;p=vpp.git

diff --git a/src/plugins/acl/acl.h b/src/plugins/acl/acl.h
index 789a0759804..310f80bfddc 100644
--- a/src/plugins/acl/acl.h
+++ b/src/plugins/acl/acl.h
@@ -26,7 +26,9 @@
 #include <vppinfra/elog.h>
 #include <vppinfra/bihash_48_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"
@@ -38,7 +40,7 @@
 #define TCP_SESSION_IDLE_TIMEOUT_SEC (3600*24)
 #define TCP_SESSION_TRANSIENT_TIMEOUT_SEC 120
 
-#define ACL_FA_DEFAULT_HEAP_SIZE (2 << 29)
+#define SESSION_PURGATORY_TIMEOUT_USEC 10
 
 #define ACL_PLUGIN_HASH_LOOKUP_HEAP_SIZE (2 << 25)
 #define ACL_PLUGIN_HASH_LOOKUP_HASH_BUCKETS 65536
@@ -51,9 +53,12 @@ void input_acl_packet_match(u32 sw_if_index, vlib_buffer_t * b0, u32 *nextp, u32
 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
 };
 
@@ -68,26 +73,6 @@ typedef struct
   } 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;
@@ -103,6 +88,8 @@ typedef struct
  */
 typedef struct
 {
+  /** Required for pool_get_aligned */
+  CLIB_CACHE_LINE_ALIGN_MARK(cacheline0);
   u8 tag[64];
   u32 count;
   acl_rule_t *rules;
@@ -110,6 +97,8 @@ typedef struct
 
 typedef struct
 {
+  /** Required for pool_get_aligned */
+  CLIB_CACHE_LINE_ALIGN_MARK(cacheline0);
   u8 tag[64];
   u32 count;
   macip_acl_rule_t *rules;
@@ -129,14 +118,17 @@ typedef struct
  */
 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;
-  u32 acl_mheap_size;
+  uword acl_mheap_size;
 
   /* API message ID base */
   u16 msg_id_base;
@@ -154,7 +146,7 @@ typedef struct {
 
   /* mheap to hold all the miscellaneous allocations related to hash-based lookups */
   void *hash_lookup_mheap;
-  u32 hash_lookup_mheap_size;
+  uword hash_lookup_mheap_size;
   int acl_lookup_hash_initialized;
 /*
   applied_hash_ace_entry_t **input_hash_entry_vec_by_sw_if_index;
@@ -188,15 +180,34 @@ typedef struct {
   /* 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
@@ -228,14 +239,17 @@ typedef struct {
   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];
   /* 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 */
 
@@ -312,8 +326,21 @@ typedef struct {
   /* 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")                       \
@@ -358,5 +385,4 @@ extern acl_main_t acl_main;
 
 void *acl_plugin_set_heap();
 
-
 #endif