#include <vnet/lisp-cp/gid_dictionary.h>
#include <vnet/lisp-cp/lisp_types.h>
+#define NUMBER_OF_RETRIES 1
+#define PENDING_MREQ_EXPIRATION_TIME 3.0 /* seconds */
+#define PENDING_MREQ_QUEUE_LEN 2
+
typedef struct
{
gid_address_t src;
gid_address_t dst;
- u32 src_mapping_index;
+ u32 retries_num;
+ f64 time_to_expire;
+ u8 is_smr_invoked;
+ u64 * nonces;
+ u8 to_be_removed;
} pending_map_request_t;
typedef struct
{
gid_address_t seid;
gid_address_t deid;
- ip_address_t src_loc;
- ip_address_t dst_loc;
+ locator_pair_t * locator_pairs;
} fwd_entry_t;
typedef enum
IP6_MISS_PACKET
} miss_packet_type_t;
+typedef struct
+{
+ u8 is_down;
+ f64 last_update;
+ ip_address_t address;
+} map_resolver_t;
+
typedef struct
{
/* headers */
/* pool of pending map requests */
pending_map_request_t * pending_map_requests_pool;
+ volatile u32 *pending_map_request_lock;
+
+ /* vector of map-resolvers */
+ map_resolver_t * map_resolvers;
- /* vector of map-resolver addresses */
- ip_address_t * map_resolvers;
+ /* map resolver address currently being used for sending requests.
+ * This has to be an actual address and not an index to map_resolvers vector
+ * since the vector may be modified during request resend/retry procedure
+ * and break things :-) */
+ ip_address_t active_map_resolver;
- /* Lookup vrf by vni */
+ u8 do_map_resolver_election;
+
+ /* map-request locator set index */
+ u32 mreq_itr_rlocs;
+
+ /* vni to vrf hash tables */
uword * table_id_by_vni;
+ uword * vni_by_table_id;
+
+ /* vni to bd-index hash tables */
+ uword * bd_id_by_vni;
+ uword * vni_by_bd_id;
- /* Number of src prefixes in a vni that use an interface */
- uword * dp_if_refcount_by_vni;
+ /* track l2 and l3 interfaces that have been created for vni */
+ uword * dp_intf_by_vni;
+ uword * l2_dp_intf_by_vni;
/* Proxy ETR map index */
u32 pitr_map_index;
clib_error_t *
lisp_cp_init ();
+always_inline lisp_cp_main_t *
+vnet_lisp_cp_get_main() {
+ return &lisp_control_main;
+}
+
typedef struct
{
u8 is_add;
vnet_lisp_add_del_locator_set (vnet_lisp_add_del_locator_set_args_t * a,
u32 * ls_index);
int
-vnet_lisp_add_del_locator_set_name (vnet_lisp_add_del_locator_set_args_t * a,
- u32 * ls_index);
-int
vnet_lisp_add_del_locator (vnet_lisp_add_del_locator_set_args_t * a,
- u32 * ls_index);
+ locator_set_t * ls, u32 * ls_index);
typedef struct
{
u8 is_add;
- gid_address_t deid;
+ gid_address_t eid;
u32 locator_set_index;
u32 ttl;
} vnet_lisp_add_del_mapping_args_t;
int
-vnet_lisp_add_del_mapping (vnet_lisp_add_del_mapping_args_t *a,
+vnet_lisp_map_cache_add_del (vnet_lisp_add_del_mapping_args_t *a,
u32 * map_index);
int
vnet_lisp_add_del_local_mapping (vnet_lisp_add_del_mapping_args_t * a,
u32 * map_index_result);
+int
+vnet_lisp_add_del_mapping (gid_address_t * deid, locator_t * dlocs, u8 action,
+ u8 authoritative, u32 ttl, u8 is_add,
+ u32 * res_map_index);
+
+typedef struct
+{
+ gid_address_t deid;
+ gid_address_t seid;
+ u8 is_add;
+} vnet_lisp_add_del_adjacency_args_t;
+
+int
+vnet_lisp_add_del_adjacency (vnet_lisp_add_del_adjacency_args_t * a);
+
typedef struct
{
u8 is_add;
int
vnet_lisp_add_del_map_resolver (vnet_lisp_add_del_map_resolver_args_t * a);
-always_inline lisp_cp_main_t *
-vnet_lisp_cp_get_main() {
- return &lisp_control_main;
-}
+clib_error_t *
+vnet_lisp_enable_disable (u8 is_enabled);
+u8
+vnet_lisp_enable_disable_status (void);
-clib_error_t * vnet_lisp_enable_disable (u8 is_enabled);
-u8 vnet_lisp_enable_disable_status (void);
+int
+vnet_lisp_pitr_set_locator_set (u8 * locator_set_name, u8 is_add);
+
+typedef struct
+{
+ u8 is_add;
+ u8 * locator_set_name;
+} vnet_lisp_add_del_mreq_itr_rloc_args_t;
int
-vnet_lisp_add_del_remote_mapping (gid_address_t * deid, gid_address_t * seid,
- ip_address_t * dlocs, u8 action, u8 is_add);
+vnet_lisp_add_del_mreq_itr_rlocs (vnet_lisp_add_del_mreq_itr_rloc_args_t * a);
int
-vnet_lisp_pitr_set_locator_set (u8 * locator_set_name, u8 is_add);
+vnet_lisp_clear_all_remote_adjacencies (void);
+
+int
+vnet_lisp_eid_table_map (u32 vni, u32 vrf, u8 is_l2, u8 is_add);
+
+static inline void
+lisp_pending_map_request_lock (lisp_cp_main_t * lcm)
+{
+ if (lcm->pending_map_request_lock)
+ while (__sync_lock_test_and_set (lcm->pending_map_request_lock, 1))
+ /* sweet dreams */ ;
+}
+
+static inline void
+lisp_pending_map_request_unlock (lisp_cp_main_t * lcm)
+{
+ if (lcm->pending_map_request_lock)
+ *lcm->pending_map_request_lock = 0;
+}
#endif /* VNET_CONTROL_H_ */