ospfd: summarisation specific data structures.

Description:
Data structures definitions for summary route.

Signed-off-by: Rajesh Girada <rgirada@vmware.com>

diff --git a/ospfd/ospf_asbr.h b/ospfd/ospf_asbr.h
index ede6c479063cf4d4415f10ffd9384102733e4a52..ec02fa15a616f518b185bb777e4fadecb31d19bc 100644 (file)
--- a/ospfd/ospf_asbr.h
+++ b/ospfd/ospf_asbr.h
@@ -50,8 +50,57 @@ struct external_info {
        route_tag_t orig_tag;
 
        struct route_map_set_values route_map_set;
-#define ROUTEMAP_METRIC(E)      (E)->route_map_set.metric
+#define ROUTEMAP_METRIC(E) (E)->route_map_set.metric
 #define ROUTEMAP_METRIC_TYPE(E) (E)->route_map_set.metric_type
+
+       /* Back pointer to summary address */
+       struct ospf_external_aggr_rt *aggr_route;
+
+       /* To identify the routes to be originated
+        * after a summary address deletion.
+        */
+       bool to_be_processed;
+};
+
+#define OSPF_EXTL_AGGR_DEFAULT_DELAY 5
+
+#define OSPF_EXTERNAL_RT_COUNT(aggr)                                           \
+       (((struct ospf_external_aggr_rt *)aggr)->match_extnl_hash->count)
+
+enum ospf_aggr_action_t {
+       OSPF_ROUTE_AGGR_NONE = 0,
+       OSPF_ROUTE_AGGR_ADD,
+       OSPF_ROUTE_AGGR_DEL,
+       OSPF_ROUTE_AGGR_MODIFY
+};
+
+#define OSPF_SUCCESS 1
+#define OSPF_FAILURE 0
+#define OSPF_INVALID -1
+
+#define OSPF_EXTERNAL_AGGRT_NO_ADVERTISE 0x1
+#define OSPF_EXTERNAL_AGGRT_ORIGINATED 0x2
+
+/* Data structures for external route aggregator */
+struct ospf_external_aggr_rt {
+       /* Prefix. */
+       struct prefix_ipv4 p;
+
+       /* Bit 1 : Dont advertise.
+        * Bit 2 : Originated as Type-5
+        */
+       uint8_t flags;
+
+       /* Tag for summary route */
+       route_tag_t tag;
+
+       /* Action to be done at the delay
+        * timer expairy.
+        */
+       enum ospf_aggr_action_t action;
+
+       /* Hash Table of external routes */
+       struct hash *match_extnl_hash;
 };
 
 #define OSPF_ASBR_CHECK_DELAY 30

diff --git a/ospfd/ospf_dump.h b/ospfd/ospf_dump.h
index a2df4ff22c1ebfecd7bf54612cf8e4d56f4e8219..ea607fef7cdbd50bde063060b1d95826bfc7c5be 100644 (file)
--- a/ospfd/ospf_dump.h
+++ b/ospfd/ospf_dump.h
@@ -49,6 +49,7 @@
 #define OSPF_DEBUG_LSA_INSTALL  0x04
 #define OSPF_DEBUG_LSA_REFRESH  0x08
 #define OSPF_DEBUG_LSA         0x0F
+#define OSPF_DEBUG_EXTNL_LSA_AGGR 0x10
 
 #define OSPF_DEBUG_ZEBRA_INTERFACE     0x01
 #define OSPF_DEBUG_ZEBRA_REDISTRIBUTE  0x02

diff --git a/ospfd/ospfd.h b/ospfd/ospfd.h
index 5be897400ba84059e2aa9db2967736350242b097..bdd09e1e766cb15398d4b3400ffcd608529ac25f 100644 (file)
--- a/ospfd/ospfd.h
+++ b/ospfd/ospfd.h
@@ -355,6 +355,22 @@ struct ospf {
        /* last HELPER exit reason */
        uint32_t last_exit_reason;
 
+       /* delay timer to process external routes
+        * with summary address.
+        */
+       struct thread *t_external_aggr;
+
+       /* delay interval in seconds */
+       unsigned int aggr_delay_interval;
+
+       /* Table of configured Aggregate addresses */
+       struct route_table *rt_aggr_tbl;
+
+       /* used as argument for aggr delay
+        * timer thread.
+        */
+       int aggr_action;
+
        /* MPLS LDP-IGP Sync */
        struct ldp_sync_info_cmd ldp_sync_cmd;