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authorOndrej Zajicek <santiago@crfreenet.org>2009-11-26 20:47:59 +0100
committerOndrej Zajicek <santiago@crfreenet.org>2009-11-26 20:47:59 +0100
commitbf47fe4b2e40ccfcfe6af2d86548d06cdf9739c5 (patch)
tree59108f1bdc8f5192a27e9a40d72a7e950686dd8c /nest/protocol.h
parent5e6f568115511e2bcf43c60dfdcbd7a35cb04b93 (diff)
downloadbird-bf47fe4b2e40ccfcfe6af2d86548d06cdf9739c5.tar
bird-bf47fe4b2e40ccfcfe6af2d86548d06cdf9739c5.zip
Implements BGP route refresh.
Diffstat (limited to 'nest/protocol.h')
-rw-r--r--nest/protocol.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/nest/protocol.h b/nest/protocol.h
index 807b579..66e6c43 100644
--- a/nest/protocol.h
+++ b/nest/protocol.h
@@ -152,6 +152,9 @@ struct proto {
* It can construct a new rte, add private attributes and
* decide whether the route shall be imported: 1=yes, -1=no,
* 0=process it through the import filter set by the user.
+ * reload_routes Request protocol to reload all its routes to the core
+ * (using rte_update()). Returns: 0=reload cannot be done,
+ * 1= reload is scheduled and will happen (asynchronously).
*/
void (*if_notify)(struct proto *, unsigned flags, struct iface *i);
@@ -161,6 +164,7 @@ struct proto {
struct ea_list *(*make_tmp_attrs)(struct rte *rt, struct linpool *pool);
void (*store_tmp_attrs)(struct rte *rt, struct ea_list *attrs);
int (*import_control)(struct proto *, struct rte **rt, struct ea_list **attrs, struct linpool *pool);
+ int (*reload_routes)(struct proto *);
/*
* Routing entry hooks (called only for rte's belonging to this protocol):
@@ -190,6 +194,7 @@ struct proto {
void *proto_new(struct proto_config *, unsigned size);
void *proto_config_new(struct protocol *, unsigned size);
+void proto_request_feeding(struct proto *p);
void proto_show(struct symbol *, int);
struct proto *proto_get_named(struct symbol *, struct protocol *);
void proto_xxable(char *, int);
@@ -271,6 +276,10 @@ void proto_notify_state(struct proto *p, unsigned state);
* HUNGRY/DOWN --> HUNGRY/START --> HUNGRY/UP -->
* FEEDING/UP --> HAPPY/UP --> FLUSHING/STOP|DOWN -->
* HUNGRY/STOP|DOWN --> HUNGRY/DOWN
+ *
+ * Sometimes, protocol might switch from HAPPY/UP to FEEDING/UP
+ * if it wants to refeed the routes (for example BGP does so
+ * as a result of received ROUTE-REFRESH request).
*/
#define FS_HUNGRY 0