diff options
Diffstat (limited to 'nest/protocol.h')
| -rw-r--r-- | nest/protocol.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/nest/protocol.h b/nest/protocol.h index 484df846..21a1c1b4 100644 --- a/nest/protocol.h +++ b/nest/protocol.h @@ -81,6 +81,7 @@ struct proto_config { struct protocol *protocol; /* Protocol */ struct proto *proto; /* Instance we've created */ char *name; + char *dsc; unsigned debug, preference, disabled; /* Generic parameters */ u32 router_id; /* Protocol specific router ID */ struct rtable_config *table; /* Table we're attached to */ @@ -133,6 +134,7 @@ struct proto { unsigned core_state; /* Core state machine (see below) */ unsigned core_goal; /* State we want to reach (see below) */ unsigned reconfiguring; /* We're shutting down due to reconfiguration */ + unsigned refeeding; /* We are refeeding (valid only if core_state == FS_FEEDING) */ u32 hash_key; /* Random key used for hashing of neighbors */ bird_clock_t last_state_change; /* Time of last state transition */ char *last_state_name_announced; /* Last state name we've announced to the user */ @@ -151,6 +153,9 @@ 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); @@ -160,6 +165,7 @@ 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): @@ -189,11 +195,19 @@ 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); void proto_debug(char *, unsigned int); +#define XX_DISABLE 0 +#define XX_ENABLE 1 +#define XX_RESTART 2 +#define XX_RELOAD 3 +#define XX_RELOAD_IN 4 +#define XX_RELOAD_OUT 5 + static inline u32 proto_get_router_id(struct proto_config *pc) { @@ -270,6 +284,10 @@ 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 |