diff options
Diffstat (limited to 'nest/protocol.h')
| -rw-r--r-- | nest/protocol.h | 31 |
1 files changed, 25 insertions, 6 deletions
diff --git a/nest/protocol.h b/nest/protocol.h index b58f9e67..ec779563 100644 --- a/nest/protocol.h +++ b/nest/protocol.h @@ -148,10 +148,13 @@ struct proto { byte disabled; /* Manually disabled */ byte proto_state; /* Protocol state machine (PS_*, see below) */ byte core_state; /* Core state machine (FS_*, see below) */ - byte core_goal; /* State we want to reach (FS_*, see below) */ + byte export_state; /* Route export state (ES_*, see below) */ byte reconfiguring; /* We're shutting down due to reconfiguration */ - byte refeeding; /* We are refeeding (valid only if core_state == FS_FEEDING) */ + byte refeeding; /* We are refeeding (valid only if export_state == ES_FEEDING) */ byte flushing; /* Protocol is flushed in current flush loop round */ + byte gr_recovery; /* Protocol should participate in graceful restart recovery */ + byte gr_lock; /* Graceful restart mechanism should wait for this proto */ + byte gr_wait; /* Route export to protocol is postponed until graceful restart */ byte down_sched; /* Shutdown is scheduled for later (PDS_*) */ byte down_code; /* Reason for shutdown (PDC_* codes) */ u32 hash_key; /* Random key used for hashing of neighbors */ @@ -175,6 +178,7 @@ struct proto { * 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). + * feed_done Notify protocol about finish of route feeding. */ void (*if_notify)(struct proto *, unsigned flags, struct iface *i); @@ -185,6 +189,7 @@ struct proto { 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 *); + void (*feed_done)(struct proto *); /* * Routing entry hooks (called only for routes belonging to this protocol): @@ -242,6 +247,13 @@ static inline void proto_copy_rest(struct proto_config *dest, struct proto_config *src, unsigned size) { memcpy(dest + 1, src + 1, size - sizeof(struct proto_config)); } +void graceful_restart_recovery(void); +void graceful_restart_init(void); +void graceful_restart_show_status(void); +void proto_graceful_restart_lock(struct proto *p); +void proto_graceful_restart_unlock(struct proto *p); + +#define DEFAULT_GR_WAIT 240 void proto_show_limit(struct proto_limit *l, const char *dsc); void proto_show_basic_info(struct proto *p); @@ -343,10 +355,17 @@ void proto_notify_state(struct proto *p, unsigned state); * as a result of received ROUTE-REFRESH request). */ -#define FS_HUNGRY 0 -#define FS_FEEDING 1 -#define FS_HAPPY 2 -#define FS_FLUSHING 3 +#define FS_HUNGRY 0 +#define FS_FEEDING 1 /* obsolete */ +#define FS_HAPPY 2 +#define FS_FLUSHING 3 + + +#define ES_DOWN 0 +#define ES_FEEDING 1 +#define ES_READY 2 + + /* * Debugging flags |