mirror of
https://gitlab.nic.cz/labs/bird.git
synced 2024-12-22 09:41:54 +00:00
Merge commit 'f0507f05ce57398e135651896dace4cb68eeed54' into thread-next
This commit is contained in:
Maria Matejka
commit
71b434a987
@ -692,7 +692,7 @@
|
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switch (sa.sa_code)
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{
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case SA_NET: RESULT(sa.type, net, fs->rte->net); break;
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case SA_PROTO: RESULT(sa.type, s, fs->rte->src->proto->name); break;
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case SA_PROTO: RESULT(sa.type, s, fs->rte->src->owner->name); break;
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default:
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{
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struct eattr *nhea = ea_find(*fs->eattrs, &ea_gen_nexthop);
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@ -771,7 +771,8 @@
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struct iface *ifa = (ipa_is_link_local(ip) && nh_ea) ?
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((struct nexthop_adata *) nh_ea->u.ptr)->nh.iface : NULL;
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neighbor *n = neigh_find(fs->rte->src->proto, ip, ifa, 0);
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/* XXX this code supposes that every owner is a protocol XXX */
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neighbor *n = neigh_find(SKIP_BACK(struct proto, sources, fs->rte->src->owner), ip, ifa, 0);
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if (!n || (n->scope == SCOPE_HOST))
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runtime( "Invalid gw address" );
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@ -16,6 +16,7 @@ struct lock_order {
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struct domain_generic *the_bird;
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struct domain_generic *proto;
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struct domain_generic *rtable;
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struct domain_generic *attrs;
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struct domain_generic *resource;
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};
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101
lib/route.h
101
lib/route.h
@ -11,11 +11,14 @@
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#define _BIRD_LIB_ROUTE_H_
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#include "lib/type.h"
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#include "lib/rcu.h"
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#include "lib/hash.h"
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#include "lib/event.h"
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struct network;
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struct proto;
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struct cli;
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struct rtable;
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typedef struct rte {
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struct ea_list *attrs; /* Attributes of this route */
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@ -43,19 +46,101 @@ static inline int rte_is_filtered(rte *r) { return !!(r->flags & REF_FILTERED);
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struct rte_src {
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struct rte_src *next; /* Hash chain */
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struct proto *proto; /* Protocol the source is based on */
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struct rte_owner *owner; /* Route source owner */
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u32 private_id; /* Private ID, assigned by the protocol */
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u32 global_id; /* Globally unique ID of the source */
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unsigned uc; /* Use count */
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_Atomic u64 uc; /* Use count */
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};
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struct rte_owner_class {
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void (*get_route_info)(struct rte *, byte *buf); /* Get route information (for `show route' command) */
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int (*rte_better)(struct rte *, struct rte *);
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int (*rte_mergable)(struct rte *, struct rte *);
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u32 (*rte_igp_metric)(const rte *);
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};
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struct rte_owner {
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struct rte_owner_class *class;
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int (*rte_recalculate)(struct rtable *, struct network *, struct rte *, struct rte *, struct rte *);
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HASH(struct rte_src) hash;
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const char *name;
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u32 hash_key;
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u32 uc;
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event_list *list;
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event *prune;
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event *stop;
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};
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DEFINE_DOMAIN(attrs);
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extern DOMAIN(attrs) attrs_domain;
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#define RTA_LOCK LOCK_DOMAIN(attrs, attrs_domain)
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#define RTA_UNLOCK UNLOCK_DOMAIN(attrs, attrs_domain)
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#define RTE_SRC_PU_SHIFT 44
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#define RTE_SRC_IN_PROGRESS (1ULL << RTE_SRC_PU_SHIFT)
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/* Get a route source. This also locks the source, therefore the caller has to
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* unlock the source after the route has been propagated. */
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struct rte_src *rt_get_source_o(struct rte_owner *o, u32 id);
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#define rt_get_source(p, id) rt_get_source_o(&(p)->sources, (id))
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struct rte_src *rt_find_source(struct proto *p, u32 id);
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struct rte_src *rt_get_source(struct proto *p, u32 id);
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struct rte_src *rt_find_source_global(u32 id);
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static inline void rt_lock_source(struct rte_src *src) { src->uc++; }
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static inline void rt_unlock_source(struct rte_src *src) { src->uc--; }
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void rt_prune_sources(void);
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static inline void rt_lock_source(struct rte_src *src)
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{
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/* Locking a source is trivial; somebody already holds it so we just increase
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* the use count. Nothing can be freed underneath our hands. */
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u64 uc = atomic_fetch_add_explicit(&src->uc, 1, memory_order_acq_rel);
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ASSERT_DIE(uc > 0);
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}
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static inline void rt_unlock_source(struct rte_src *src)
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{
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/* Unlocking is tricky. We do it lockless so at the same time, the prune
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* event may be running, therefore if the unlock gets us to zero, it must be
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* the last thing in this routine, otherwise the prune routine may find the
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* source's usecount zeroed, freeing it prematurely.
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*
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* The usecount is split into two parts:
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* the top 20 bits are an in-progress indicator
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* the bottom 44 bits keep the actual usecount.
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*
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* Therefore at most 1 million of writers can simultaneously unlock the same
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* source, while at most ~17T different routes can reference it. Both limits
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* are insanely high from the 2022 point of view. Let's suppose that when 17T
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* routes or 1M writers get real, we get also 128bit atomic variables in the
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* C norm. */
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/* First, we push the in-progress indicator */
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u64 uc = atomic_fetch_add_explicit(&src->uc, RTE_SRC_IN_PROGRESS, memory_order_acq_rel);
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/* Then we split the indicator to its parts. Remember, we got the value before the operation happened. */
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u64 pending = (uc >> RTE_SRC_PU_SHIFT) + 1;
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uc &= RTE_SRC_IN_PROGRESS - 1;
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/* We per-use the RCU critical section indicator to make the prune event wait
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* until we finish here in the rare case we get preempted. */
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rcu_read_lock();
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/* Obviously, there can't be more pending unlocks than the usecount itself */
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if (uc == pending)
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/* If we're the last unlocker, schedule the owner's prune event */
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ev_send(src->owner->list, src->owner->prune);
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else
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ASSERT_DIE(uc > pending);
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/* And now, finally, simultaneously pop the in-progress indicator and the
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* usecount, possibly allowing the source pruning routine to free this structure */
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atomic_fetch_sub_explicit(&src->uc, RTE_SRC_IN_PROGRESS + 1, memory_order_acq_rel);
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/* ... and to reduce the load a bit, the source pruning routine will better wait for
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* RCU synchronization instead of a busy loop. */
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rcu_read_unlock();
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}
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void rt_init_sources(struct rte_owner *, const char *name, event_list *list);
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void rt_destroy_sources(struct rte_owner *, event *);
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/*
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* Route Attributes
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12
nest/proto.c
12
nest/proto.c
@ -1963,10 +1963,17 @@ channel_reset_limit(struct channel *c, struct limit *l, int dir)
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c->limit_active &= ~(1 << dir);
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}
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static struct rte_owner_class default_rte_owner_class;
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static inline void
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proto_do_start(struct proto *p)
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{
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p->active = 1;
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rt_init_sources(&p->sources, p->name, proto_event_list(p));
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if (!p->sources.class)
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p->sources.class = &default_rte_owner_class;
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if (!p->cf->late_if_feed)
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if_feed_baby(p);
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}
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@ -1975,10 +1982,8 @@ static void
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proto_do_up(struct proto *p)
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{
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if (!p->main_source)
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{
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p->main_source = rt_get_source(p, 0);
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rt_lock_source(p->main_source);
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}
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// Locked automaticaly
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proto_start_channels(p);
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@ -2005,6 +2010,7 @@ proto_do_stop(struct proto *p)
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}
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proto_stop_channels(p);
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rt_destroy_sources(&p->sources, p->event);
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p->do_stop = 1;
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proto_send_event(p);
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@ -60,7 +60,6 @@ struct protocol {
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int (*start)(struct proto *); /* Start the instance */
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int (*shutdown)(struct proto *); /* Stop the instance */
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void (*get_status)(struct proto *, byte *buf); /* Get instance status (for `show protocols' command) */
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void (*get_route_info)(struct rte *, byte *buf); /* Get route information (for `show route' command) */
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// int (*get_attr)(const struct eattr *, byte *buf, int buflen); /* ASCIIfy dynamic attribute (returns GA_*) */
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void (*show_proto_info)(struct proto *); /* Show protocol info (for `show protocols all' command) */
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void (*copy_config)(struct proto_config *, struct proto_config *); /* Copy config from given protocol instance */
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@ -128,6 +127,7 @@ struct proto {
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list channels; /* List of channels to rtables (struct channel) */
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struct channel *main_channel; /* Primary channel */
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struct rte_src *main_source; /* Primary route source */
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struct rte_owner sources; /* Route source owner structure */
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struct iface *vrf; /* Related VRF instance, NULL if global */
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const char *name; /* Name of this instance (== cf->name) */
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@ -342,7 +342,7 @@ void proto_notify_state(struct proto *p, unsigned state);
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*/
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static inline int proto_is_inactive(struct proto *p)
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{ return (p->active_channels == 0) && (p->active_loops == 0); }
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{ return (p->active_channels == 0) && (p->active_loops == 0) && (p->sources.uc == 0); }
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/*
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123
nest/rt-attr.c
123
nest/rt-attr.c
@ -178,6 +178,8 @@ const char * flowspec_valid_names[FLOWSPEC__MAX] = {
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[FLOWSPEC_INVALID] = "invalid",
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};
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DOMAIN(attrs) attrs_domain;
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pool *rta_pool;
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static slab *rte_src_slab;
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@ -187,16 +189,14 @@ static struct idm src_ids;
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/* rte source hash */
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#define RSH_KEY(n) n->proto, n->private_id
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#define RSH_KEY(n) n->private_id
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#define RSH_NEXT(n) n->next
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#define RSH_EQ(p1,n1,p2,n2) p1 == p2 && n1 == n2
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#define RSH_FN(p,n) p->hash_key ^ u32_hash(n)
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#define RSH_EQ(n1,n2) n1 == n2
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#define RSH_FN(n) u32_hash(n)
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#define RSH_REHASH rte_src_rehash
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#define RSH_PARAMS /2, *2, 1, 1, 8, 20
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#define RSH_INIT_ORDER 6
|
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|
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static HASH(struct rte_src) src_hash;
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#define RSH_INIT_ORDER 2
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static struct rte_src **rte_src_global;
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static uint rte_src_global_max = SRC_ID_INIT_SIZE;
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@ -207,34 +207,44 @@ rte_src_init(void)
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rte_src_global = mb_allocz(rta_pool, sizeof(struct rte_src *) * rte_src_global_max);
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idm_init(&src_ids, rta_pool, SRC_ID_INIT_SIZE);
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|
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HASH_INIT(src_hash, rta_pool, RSH_INIT_ORDER);
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}
|
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|
||||
|
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HASH_DEFINE_REHASH_FN(RSH, struct rte_src)
|
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|
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struct rte_src *
|
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rt_find_source(struct proto *p, u32 id)
|
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static struct rte_src *
|
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rt_find_source(struct rte_owner *p, u32 id)
|
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{
|
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return HASH_FIND(src_hash, RSH, p, id);
|
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return HASH_FIND(p->hash, RSH, id);
|
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}
|
||||
|
||||
struct rte_src *
|
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rt_get_source(struct proto *p, u32 id)
|
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rt_get_source_o(struct rte_owner *p, u32 id)
|
||||
{
|
||||
if (p->stop)
|
||||
bug("Stopping route owner asked for another source.");
|
||||
|
||||
struct rte_src *src = rt_find_source(p, id);
|
||||
|
||||
if (src)
|
||||
{
|
||||
UNUSED u64 uc = atomic_fetch_add_explicit(&src->uc, 1, memory_order_acq_rel);
|
||||
return src;
|
||||
}
|
||||
|
||||
RTA_LOCK;
|
||||
src = sl_allocz(rte_src_slab);
|
||||
src->proto = p;
|
||||
src->owner = p;
|
||||
src->private_id = id;
|
||||
src->global_id = idm_alloc(&src_ids);
|
||||
src->uc = 0;
|
||||
|
||||
HASH_INSERT2(src_hash, RSH, rta_pool, src);
|
||||
atomic_store_explicit(&src->uc, 1, memory_order_release);
|
||||
p->uc++;
|
||||
|
||||
HASH_INSERT2(p->hash, RSH, rta_pool, src);
|
||||
if (config->table_debug)
|
||||
log(L_TRACE "Allocated new rte_src for %s, ID %uL %uG, have %u sources now",
|
||||
p->name, src->private_id, src->global_id, p->uc);
|
||||
|
||||
if (src->global_id >= rte_src_global_max)
|
||||
{
|
||||
rte_src_global = mb_realloc(rte_src_global, sizeof(struct rte_src *) * (rte_src_global_max *= 2));
|
||||
@ -243,6 +253,7 @@ rt_get_source(struct proto *p, u32 id)
|
||||
}
|
||||
|
||||
rte_src_global[src->global_id] = src;
|
||||
RTA_UNLOCK;
|
||||
|
||||
return src;
|
||||
}
|
||||
@ -256,23 +267,89 @@ rt_find_source_global(u32 id)
|
||||
return rte_src_global[id];
|
||||
}
|
||||
|
||||
void
|
||||
rt_prune_sources(void)
|
||||
static inline void
|
||||
rt_done_sources(struct rte_owner *o)
|
||||
{
|
||||
HASH_WALK_FILTER(src_hash, next, src, sp)
|
||||
ev_send(o->list, o->stop);
|
||||
}
|
||||
|
||||
void
|
||||
rt_prune_sources(void *data)
|
||||
{
|
||||
struct rte_owner *o = data;
|
||||
|
||||
HASH_WALK_FILTER(o->hash, next, src, sp)
|
||||
{
|
||||
if (src->uc == 0)
|
||||
u64 uc;
|
||||
while ((uc = atomic_load_explicit(&src->uc, memory_order_acquire)) >> RTE_SRC_PU_SHIFT)
|
||||
synchronize_rcu();
|
||||
|
||||
if (uc == 0)
|
||||
{
|
||||
HASH_DO_REMOVE(src_hash, RSH, sp);
|
||||
o->uc--;
|
||||
|
||||
HASH_DO_REMOVE(o->hash, RSH, sp);
|
||||
|
||||
RTA_LOCK;
|
||||
rte_src_global[src->global_id] = NULL;
|
||||
idm_free(&src_ids, src->global_id);
|
||||
sl_free(src);
|
||||
RTA_UNLOCK;
|
||||
}
|
||||
}
|
||||
HASH_WALK_FILTER_END;
|
||||
|
||||
HASH_MAY_RESIZE_DOWN(src_hash, RSH, rta_pool);
|
||||
RTA_LOCK;
|
||||
HASH_MAY_RESIZE_DOWN(o->hash, RSH, rta_pool);
|
||||
|
||||
if (o->stop && !o->uc)
|
||||
{
|
||||
rfree(o->prune);
|
||||
RTA_UNLOCK;
|
||||
|
||||
if (config->table_debug)
|
||||
log(L_TRACE "All rte_src's for %s pruned, scheduling stop event", o->name);
|
||||
|
||||
rt_done_sources(o);
|
||||
}
|
||||
else
|
||||
RTA_UNLOCK;
|
||||
}
|
||||
|
||||
void
|
||||
rt_init_sources(struct rte_owner *o, const char *name, event_list *list)
|
||||
{
|
||||
RTA_LOCK;
|
||||
HASH_INIT(o->hash, rta_pool, RSH_INIT_ORDER);
|
||||
o->hash_key = random_u32();
|
||||
o->uc = 0;
|
||||
o->name = name;
|
||||
o->prune = ev_new_init(rta_pool, rt_prune_sources, o);
|
||||
o->stop = NULL;
|
||||
o->list = list;
|
||||
RTA_UNLOCK;
|
||||
}
|
||||
|
||||
void
|
||||
rt_destroy_sources(struct rte_owner *o, event *done)
|
||||
{
|
||||
o->stop = done;
|
||||
|
||||
if (!o->uc)
|
||||
{
|
||||
if (config->table_debug)
|
||||
log(L_TRACE "Source owner %s destroy requested. All rte_src's already pruned, scheduling stop event", o->name);
|
||||
|
||||
RTA_LOCK;
|
||||
rfree(o->prune);
|
||||
RTA_UNLOCK;
|
||||
|
||||
rt_done_sources(o);
|
||||
}
|
||||
else
|
||||
if (config->table_debug)
|
||||
log(L_TRACE "Source owner %s destroy requested. Remaining %u rte_src's to prune.", o->name, o->uc);
|
||||
}
|
||||
|
||||
/*
|
||||
* Multipath Next Hop
|
||||
@ -1466,6 +1543,8 @@ ea_show_list(struct cli *c, ea_list *eal)
|
||||
void
|
||||
rta_init(void)
|
||||
{
|
||||
attrs_domain = DOMAIN_NEW(attrs, "Attributes");
|
||||
|
||||
rta_pool = rp_new(&root_pool, "Attributes");
|
||||
|
||||
rta_alloc_hash();
|
||||
|
||||
@ -68,6 +68,7 @@ dev_ifa_notify(struct proto *P, uint flags, struct ifa *ad)
|
||||
/* Use iface ID as local source ID */
|
||||
struct rte_src *src = rt_get_source(P, ad->iface->index);
|
||||
rte_update(c, net, NULL, src);
|
||||
rt_unlock_source(src);
|
||||
}
|
||||
else if (flags & IF_CHANGE_UP)
|
||||
{
|
||||
@ -95,6 +96,7 @@ dev_ifa_notify(struct proto *P, uint flags, struct ifa *ad)
|
||||
};
|
||||
|
||||
rte_update(c, net, &e0, src);
|
||||
rt_unlock_source(src);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -58,7 +58,7 @@ rt_show_rte(struct cli *c, byte *ia, rte *e, struct rt_show_data *d, int primary
|
||||
if (d->verbose && !rta_is_cached(a) && a)
|
||||
a = ea_normalize(a, 0);
|
||||
|
||||
get_route_info = e->src->proto->proto->get_route_info;
|
||||
get_route_info = e->src->owner->class ? e->src->owner->class->get_route_info : NULL;
|
||||
if (get_route_info)
|
||||
get_route_info(e, info);
|
||||
else
|
||||
@ -74,7 +74,7 @@ rt_show_rte(struct cli *c, byte *ia, rte *e, struct rt_show_data *d, int primary
|
||||
|
||||
cli_printf(c, -1007, "%-20s %s [%s %s%s]%s%s", ia,
|
||||
net_is_flow(e->net) ? flowspec_valid_name(flowspec_valid) : had ? "recursive" : rta_dest_name(dest),
|
||||
e->src->proto->name, tm, from, primary ? (sync_error ? " !" : " *") : "", info);
|
||||
e->src->owner->name, tm, from, primary ? (sync_error ? " !" : " *") : "", info);
|
||||
|
||||
if (d->verbose)
|
||||
{
|
||||
@ -178,7 +178,7 @@ rt_show_net(struct rt_show_data *d, const net_addr *n, rte **feed, uint count)
|
||||
}
|
||||
}
|
||||
|
||||
if (d->show_protocol && (d->show_protocol != e.src->proto))
|
||||
if (d->show_protocol && (&d->show_protocol->sources != e.src->owner))
|
||||
goto skip;
|
||||
|
||||
if (f_run(d->filter, &e, 0) > F_ACCEPT)
|
||||
|
||||
@ -673,16 +673,16 @@ rte_better(rte *new, rte *old)
|
||||
return 1;
|
||||
if (np < op)
|
||||
return 0;
|
||||
if (new->src->proto->proto != old->src->proto->proto)
|
||||
if (new->src->owner->class != old->src->owner->class)
|
||||
{
|
||||
/*
|
||||
* If the user has configured protocol preferences, so that two different protocols
|
||||
* have the same preference, try to break the tie by comparing addresses. Not too
|
||||
* useful, but keeps the ordering of routes unambiguous.
|
||||
*/
|
||||
return new->src->proto->proto > old->src->proto->proto;
|
||||
return new->src->owner->class > old->src->owner->class;
|
||||
}
|
||||
if (better = new->src->proto->rte_better)
|
||||
if (better = new->src->owner->class->rte_better)
|
||||
return better(new, old);
|
||||
return 0;
|
||||
}
|
||||
@ -698,10 +698,10 @@ rte_mergable(rte *pri, rte *sec)
|
||||
if (rt_get_preference(pri) != rt_get_preference(sec))
|
||||
return 0;
|
||||
|
||||
if (pri->src->proto->proto != sec->src->proto->proto)
|
||||
if (pri->src->owner->class != sec->src->owner->class)
|
||||
return 0;
|
||||
|
||||
if (mergable = pri->src->proto->rte_mergable)
|
||||
if (mergable = pri->src->owner->class->rte_mergable)
|
||||
return mergable(pri, sec);
|
||||
|
||||
return 0;
|
||||
@ -1596,10 +1596,10 @@ rte_recalculate(struct rt_import_hook *c, net *net, rte *new, struct rte_src *sr
|
||||
{
|
||||
if (!old->generation && !new->generation)
|
||||
bug("Two protocols claim to author a route with the same rte_src in table %s: %N %s/%u:%u",
|
||||
c->table->name, net->n.addr, old->src->proto->name, old->src->private_id, old->src->global_id);
|
||||
c->table->name, net->n.addr, old->src->owner->name, old->src->private_id, old->src->global_id);
|
||||
|
||||
log_rl(&table->rl_pipe, L_ERR "Route source collision in table %s: %N %s/%u:%u",
|
||||
c->table->name, net->n.addr, old->src->proto->name, old->src->private_id, old->src->global_id);
|
||||
c->table->name, net->n.addr, old->src->owner->name, old->src->private_id, old->src->global_id);
|
||||
}
|
||||
|
||||
if (new && rte_same(old, &new_stored->rte))
|
||||
@ -1675,8 +1675,8 @@ rte_recalculate(struct rt_import_hook *c, net *net, rte *new, struct rte_src *sr
|
||||
/* If routes are not sorted, find the best route and move it on
|
||||
the first position. There are several optimized cases. */
|
||||
|
||||
if (src->proto->rte_recalculate &&
|
||||
src->proto->rte_recalculate(table, net, new_stored ? &new_stored->rte : NULL, old, old_best))
|
||||
if (src->owner->rte_recalculate &&
|
||||
src->owner->rte_recalculate(table, net, new_stored ? &new_stored->rte : NULL, old, old_best))
|
||||
goto do_recalculate;
|
||||
|
||||
if (new_stored && rte_better(&new_stored->rte, old_best))
|
||||
@ -2876,8 +2876,6 @@ again:
|
||||
}
|
||||
}
|
||||
|
||||
rt_prune_sources();
|
||||
|
||||
uint flushed_channels = 0;
|
||||
|
||||
/* Close flushed channels */
|
||||
@ -3048,7 +3046,6 @@ rt_export_cleanup(rtable *tab)
|
||||
|
||||
done:;
|
||||
struct rt_import_hook *ih; node *x;
|
||||
_Bool imports_stopped = 0;
|
||||
WALK_LIST2_DELSAFE(ih, n, x, tab->imports, n)
|
||||
if (ih->import_state == TIS_WAITING)
|
||||
if (!first || (first->seq >= ih->flush_seq))
|
||||
@ -3058,19 +3055,11 @@ done:;
|
||||
rem_node(&ih->n);
|
||||
mb_free(ih);
|
||||
rt_unlock_table(tab);
|
||||
imports_stopped = 1;
|
||||
}
|
||||
|
||||
if (tab->export_used)
|
||||
ev_schedule(tab->rt_event);
|
||||
|
||||
if (imports_stopped)
|
||||
{
|
||||
if (config->table_debug)
|
||||
log(L_TRACE "%s: Sources pruning routine requested", tab->name);
|
||||
|
||||
rt_prune_sources();
|
||||
}
|
||||
|
||||
if (EMPTY_LIST(tab->exporter.pending) && tm_active(tab->exporter.export_timer))
|
||||
tm_stop(tab->exporter.export_timer);
|
||||
@ -3554,8 +3543,8 @@ rt_next_hop_update_net(rtable *tab, net *n)
|
||||
|
||||
/* Call a pre-comparison hook */
|
||||
/* Not really an efficient way to compute this */
|
||||
if (e->rte.src->proto->rte_recalculate)
|
||||
e->rte.src->proto->rte_recalculate(tab, n, &new->rte, &e->rte, &old_best->rte);
|
||||
if (e->rte.src->owner->rte_recalculate)
|
||||
e->rte.src->owner->rte_recalculate(tab, n, &new->rte, &e->rte, &old_best->rte);
|
||||
|
||||
updates[pos++] = (struct rte_multiupdate) {
|
||||
.old = e,
|
||||
@ -4170,8 +4159,8 @@ rt_get_igp_metric(const rte *rt)
|
||||
if (rt_get_source_attr(rt) == RTS_DEVICE)
|
||||
return 0;
|
||||
|
||||
if (rt->src->proto->rte_igp_metric)
|
||||
return rt->src->proto->rte_igp_metric(rt);
|
||||
if (rt->src->owner->class->rte_igp_metric)
|
||||
return rt->src->owner->class->rte_igp_metric(rt);
|
||||
|
||||
return IGP_METRIC_UNKNOWN;
|
||||
}
|
||||
|
||||
@ -2259,7 +2259,7 @@ babel_kick_timer(struct babel_proto *p)
|
||||
static int
|
||||
babel_preexport(struct channel *C, struct rte *new)
|
||||
{
|
||||
if (new->src->proto != C->proto)
|
||||
if (new->src->owner != &C->proto->sources)
|
||||
return 0;
|
||||
|
||||
/* Reject our own unreachable routes */
|
||||
@ -2289,7 +2289,7 @@ babel_rt_notify(struct proto *P, struct channel *c UNUSED, const net_addr *net,
|
||||
uint rt_metric = ea_get_int(new->attrs, &ea_babel_metric, 0);
|
||||
u64 rt_router_id = 0;
|
||||
|
||||
if (new->src->proto == P)
|
||||
if (new->src->owner == &P->sources)
|
||||
{
|
||||
rt_seqno = ea_get_int(new->attrs, &ea_babel_seqno, 0);
|
||||
eattr *e = ea_find(new->attrs, &ea_babel_router_id);
|
||||
@ -2373,6 +2373,12 @@ babel_postconfig(struct proto_config *CF)
|
||||
cf->ip6_channel = ip6 ?: ip6_sadr;
|
||||
}
|
||||
|
||||
static struct rte_owner_class babel_rte_owner_class = {
|
||||
.get_route_info = babel_get_route_info,
|
||||
.rte_better = babel_rte_better,
|
||||
.rte_igp_metric = babel_rte_igp_metric,
|
||||
};
|
||||
|
||||
static struct proto *
|
||||
babel_init(struct proto_config *CF)
|
||||
{
|
||||
@ -2386,8 +2392,8 @@ babel_init(struct proto_config *CF)
|
||||
P->if_notify = babel_if_notify;
|
||||
P->rt_notify = babel_rt_notify;
|
||||
P->preexport = babel_preexport;
|
||||
P->rte_better = babel_rte_better;
|
||||
P->rte_igp_metric = babel_rte_igp_metric;
|
||||
|
||||
P->sources.class = &babel_rte_owner_class;
|
||||
|
||||
return P;
|
||||
}
|
||||
@ -2498,7 +2504,6 @@ struct protocol proto_babel = {
|
||||
.start = babel_start,
|
||||
.shutdown = babel_shutdown,
|
||||
.reconfigure = babel_reconfigure,
|
||||
.get_route_info = babel_get_route_info,
|
||||
};
|
||||
|
||||
void
|
||||
|
||||
@ -1671,8 +1671,9 @@ bgp_free_prefix_table(struct bgp_channel *c)
|
||||
}
|
||||
|
||||
static struct bgp_prefix *
|
||||
bgp_get_prefix(struct bgp_channel *c, const net_addr *net, u32 path_id)
|
||||
bgp_get_prefix(struct bgp_channel *c, const net_addr *net, struct rte_src *src)
|
||||
{
|
||||
u32 path_id = src->global_id;
|
||||
u32 path_id_hash = c->add_path_tx ? path_id : 0;
|
||||
/* We must use a different hash function than the rtable */
|
||||
u32 hash = u32_hash(net_hash(net) ^ u32_hash(path_id_hash));
|
||||
@ -1690,6 +1691,7 @@ bgp_get_prefix(struct bgp_channel *c, const net_addr *net, u32 path_id)
|
||||
px->hash = hash;
|
||||
px->path_id = path_id;
|
||||
net_copy(px->net, net);
|
||||
rt_lock_source(src);
|
||||
|
||||
HASH_INSERT2(c->prefix_hash, PXH, c->pool, px);
|
||||
|
||||
@ -1756,6 +1758,8 @@ bgp_free_prefix(struct bgp_channel *c, struct bgp_prefix *px)
|
||||
{
|
||||
HASH_REMOVE2(c->prefix_hash, PXH, c->pool, px);
|
||||
|
||||
rt_unlock_source(rt_find_source_global(px->path_id));
|
||||
|
||||
if (c->prefix_slab)
|
||||
sl_free(px);
|
||||
else
|
||||
@ -1931,9 +1935,8 @@ bgp_setup_out_table(struct bgp_channel *c)
|
||||
int
|
||||
bgp_preexport(struct channel *C, rte *e)
|
||||
{
|
||||
struct proto *SRC = e->src->proto;
|
||||
struct bgp_proto *p = (struct bgp_proto *) C->proto;
|
||||
struct bgp_proto *src = (SRC->proto == &proto_bgp) ? (struct bgp_proto *) SRC : NULL;
|
||||
struct bgp_proto *src = bgp_rte_proto(e);
|
||||
|
||||
/* Reject our routes */
|
||||
if (src == p)
|
||||
@ -2002,8 +2005,7 @@ bgp_preexport(struct channel *C, rte *e)
|
||||
static ea_list *
|
||||
bgp_update_attrs(struct bgp_proto *p, struct bgp_channel *c, rte *e, ea_list *attrs0, struct linpool *pool)
|
||||
{
|
||||
struct proto *SRC = e->src->proto;
|
||||
struct bgp_proto *src = (SRC->proto == &proto_bgp) ? (void *) SRC : NULL;
|
||||
struct bgp_proto *src = bgp_rte_proto(e);
|
||||
struct bgp_export_state s = { .proto = p, .channel = c, .pool = pool, .src = src, .route = e, .mpls = c->desc->mpls };
|
||||
ea_list *attrs = attrs0;
|
||||
eattr *a;
|
||||
@ -2121,7 +2123,7 @@ bgp_rt_notify(struct proto *P, struct channel *C, const net_addr *n, rte *new, c
|
||||
struct bgp_proto *p = (void *) P;
|
||||
struct bgp_channel *c = (void *) C;
|
||||
struct bgp_bucket *buck;
|
||||
u32 path;
|
||||
struct rte_src *path;
|
||||
|
||||
if (new)
|
||||
{
|
||||
@ -2133,12 +2135,12 @@ bgp_rt_notify(struct proto *P, struct channel *C, const net_addr *n, rte *new, c
|
||||
|
||||
/* If attributes are invalid, we fail back to withdraw */
|
||||
buck = attrs ? bgp_get_bucket(c, attrs) : bgp_get_withdraw_bucket(c);
|
||||
path = new->src->global_id;
|
||||
path = new->src;
|
||||
}
|
||||
else
|
||||
{
|
||||
buck = bgp_get_withdraw_bucket(c);
|
||||
path = old->src->global_id;
|
||||
path = old->src;
|
||||
}
|
||||
|
||||
if (bgp_update_prefix(c, bgp_get_prefix(c, n, path), buck))
|
||||
@ -2156,7 +2158,7 @@ bgp_get_neighbor(rte *r)
|
||||
return as;
|
||||
|
||||
/* If AS_PATH is not defined, we treat rte as locally originated */
|
||||
struct bgp_proto *p = (void *) r->src->proto;
|
||||
struct bgp_proto *p = bgp_rte_proto(r);
|
||||
return p->cf->confederation ?: p->local_as;
|
||||
}
|
||||
|
||||
@ -2186,8 +2188,8 @@ rte_stale(rte *r)
|
||||
int
|
||||
bgp_rte_better(rte *new, rte *old)
|
||||
{
|
||||
struct bgp_proto *new_bgp = (struct bgp_proto *) new->src->proto;
|
||||
struct bgp_proto *old_bgp = (struct bgp_proto *) old->src->proto;
|
||||
struct bgp_proto *new_bgp = bgp_rte_proto(new);
|
||||
struct bgp_proto *old_bgp = bgp_rte_proto(old);
|
||||
eattr *x, *y;
|
||||
u32 n, o;
|
||||
|
||||
@ -2331,8 +2333,8 @@ bgp_rte_better(rte *new, rte *old)
|
||||
int
|
||||
bgp_rte_mergable(rte *pri, rte *sec)
|
||||
{
|
||||
struct bgp_proto *pri_bgp = (struct bgp_proto *) pri->src->proto;
|
||||
struct bgp_proto *sec_bgp = (struct bgp_proto *) sec->src->proto;
|
||||
struct bgp_proto *pri_bgp = bgp_rte_proto(pri);
|
||||
struct bgp_proto *sec_bgp = bgp_rte_proto(sec);
|
||||
eattr *x, *y;
|
||||
u32 p, s;
|
||||
|
||||
@ -2416,8 +2418,8 @@ same_group(rte *r, u32 lpref, u32 lasn)
|
||||
static inline int
|
||||
use_deterministic_med(struct rte_storage *r)
|
||||
{
|
||||
struct proto *P = r->rte.src->proto;
|
||||
return (P->proto == &proto_bgp) && ((struct bgp_proto *) P)->cf->deterministic_med;
|
||||
struct bgp_proto *p = bgp_rte_proto(&r->rte);
|
||||
return p && p->cf->deterministic_med;
|
||||
}
|
||||
|
||||
int
|
||||
|
||||
@ -1710,6 +1710,13 @@ done:
|
||||
return p->p.proto_state;
|
||||
}
|
||||
|
||||
struct rte_owner_class bgp_rte_owner_class = {
|
||||
.get_route_info = bgp_get_route_info,
|
||||
.rte_better = bgp_rte_better,
|
||||
.rte_mergable = bgp_rte_mergable,
|
||||
.rte_igp_metric = bgp_rte_igp_metric,
|
||||
};
|
||||
|
||||
static struct proto *
|
||||
bgp_init(struct proto_config *CF)
|
||||
{
|
||||
@ -1723,10 +1730,9 @@ bgp_init(struct proto_config *CF)
|
||||
P->reload_routes = bgp_reload_routes;
|
||||
P->feed_begin = bgp_feed_begin;
|
||||
P->feed_end = bgp_feed_end;
|
||||
P->rte_better = bgp_rte_better;
|
||||
P->rte_mergable = bgp_rte_mergable;
|
||||
P->rte_recalculate = cf->deterministic_med ? bgp_rte_recalculate : NULL;
|
||||
P->rte_igp_metric = bgp_rte_igp_metric;
|
||||
|
||||
P->sources.class = &bgp_rte_owner_class;
|
||||
P->sources.rte_recalculate = cf->deterministic_med ? bgp_rte_recalculate : NULL;
|
||||
|
||||
p->cf = cf;
|
||||
p->is_internal = (cf->local_as == cf->remote_as);
|
||||
@ -2638,7 +2644,6 @@ struct protocol proto_bgp = {
|
||||
.reconfigure = bgp_reconfigure,
|
||||
.copy_config = bgp_copy_config,
|
||||
.get_status = bgp_get_status,
|
||||
.get_route_info = bgp_get_route_info,
|
||||
.show_proto_info = bgp_show_proto_info
|
||||
};
|
||||
|
||||
|
||||
@ -535,6 +535,7 @@ rte_resolvable(const rte *rt)
|
||||
return NEXTHOP_IS_REACHABLE(nhad) || (nhad->dest != RTD_UNREACHABLE);
|
||||
}
|
||||
|
||||
extern struct rte_owner_class bgp_rte_owner_class;
|
||||
|
||||
#ifdef LOCAL_DEBUG
|
||||
#define BGP_FORCE_DEBUG 1
|
||||
@ -585,6 +586,12 @@ int bgp_preexport(struct channel *, struct rte *);
|
||||
void bgp_get_route_info(struct rte *, byte *);
|
||||
int bgp_total_aigp_metric_(const rte *e, u64 *metric, const struct adata **ad);
|
||||
|
||||
static inline struct bgp_proto *bgp_rte_proto(struct rte *rte)
|
||||
{
|
||||
return (rte->src->owner->class == &bgp_rte_owner_class) ?
|
||||
SKIP_BACK(struct bgp_proto, p.sources, rte->src->owner) : NULL;
|
||||
}
|
||||
|
||||
#define BGP_AIGP_METRIC 1
|
||||
#define BGP_AIGP_MAX U64(0xffffffffffffffff)
|
||||
|
||||
|
||||
@ -1372,6 +1372,8 @@ bgp_rte_update(struct bgp_parse_state *s, const net_addr *n, u32 path_id, ea_lis
|
||||
{
|
||||
if (path_id != s->last_id)
|
||||
{
|
||||
rt_unlock_source(s->last_src);
|
||||
|
||||
s->last_src = rt_get_source(&s->proto->p, path_id);
|
||||
s->last_id = path_id;
|
||||
|
||||
@ -2449,6 +2451,7 @@ bgp_decode_nlri(struct bgp_parse_state *s, u32 afi, byte *nlri, uint len, ea_lis
|
||||
|
||||
s->last_id = 0;
|
||||
s->last_src = s->proto->p.main_source;
|
||||
rt_lock_source(s->last_src);
|
||||
|
||||
/*
|
||||
* IPv4 BGP and MP-BGP may be used together in one update, therefore we do not
|
||||
@ -2475,6 +2478,8 @@ bgp_decode_nlri(struct bgp_parse_state *s, u32 afi, byte *nlri, uint len, ea_lis
|
||||
|
||||
rta_free(s->cached_ea);
|
||||
s->cached_ea = NULL;
|
||||
|
||||
rt_unlock_source(s->last_src);
|
||||
}
|
||||
|
||||
static void
|
||||
|
||||
@ -472,9 +472,9 @@ mrt_rib_table_entry(struct mrt_table_dump_state *s, rte *r)
|
||||
|
||||
#ifdef CONFIG_BGP
|
||||
/* Find peer index */
|
||||
if (r->src->proto->proto == &proto_bgp)
|
||||
struct bgp_proto *p = bgp_rte_proto(r);
|
||||
if (p)
|
||||
{
|
||||
struct bgp_proto *p = (void *) r->src->proto;
|
||||
struct mrt_peer_entry *n =
|
||||
HASH_FIND(s->peer_hash, PEER, p->remote_id, p->remote_as, p->remote_ip);
|
||||
|
||||
|
||||
@ -377,8 +377,8 @@ ospf_init(struct proto_config *CF)
|
||||
P->reload_routes = ospf_reload_routes;
|
||||
P->feed_begin = ospf_feed_begin;
|
||||
P->feed_end = ospf_feed_end;
|
||||
P->rte_better = ospf_rte_better;
|
||||
P->rte_igp_metric = ospf_rte_igp_metric;
|
||||
|
||||
P->sources.class = &ospf_rte_owner_class;
|
||||
|
||||
return P;
|
||||
}
|
||||
@ -492,7 +492,7 @@ ospf_preexport(struct channel *C, rte *e)
|
||||
struct ospf_area *oa = ospf_main_area(p);
|
||||
|
||||
/* Reject our own routes */
|
||||
if (e->src->proto == &p->p)
|
||||
if (e->sender == C->in_req.hook)
|
||||
return -1;
|
||||
|
||||
/* Do not export routes to stub areas */
|
||||
@ -1506,6 +1506,12 @@ ospf_sh_lsadb(struct lsadb_show_data *ld)
|
||||
}
|
||||
|
||||
|
||||
struct rte_owner_class ospf_rte_owner_class = {
|
||||
.get_route_info = ospf_get_route_info,
|
||||
.rte_better = ospf_rte_better,
|
||||
.rte_igp_metric = ospf_rte_igp_metric,
|
||||
};
|
||||
|
||||
struct protocol proto_ospf = {
|
||||
.name = "OSPF",
|
||||
.template = "ospf%d",
|
||||
@ -1519,7 +1525,6 @@ struct protocol proto_ospf = {
|
||||
.shutdown = ospf_shutdown,
|
||||
.reconfigure = ospf_reconfigure,
|
||||
.get_status = ospf_get_status,
|
||||
.get_route_info = ospf_get_route_info
|
||||
};
|
||||
|
||||
struct ea_class ea_ospf_metric1 = {
|
||||
|
||||
@ -1002,6 +1002,8 @@ void ospf_sh_state(struct proto *P, int verbose, int reachable);
|
||||
|
||||
void ospf_sh_lsadb(struct lsadb_show_data *ld);
|
||||
|
||||
extern struct rte_owner_class ospf_rte_owner_class;
|
||||
|
||||
/* iface.c */
|
||||
void ospf_iface_chstate(struct ospf_iface *ifa, u8 state);
|
||||
void ospf_iface_sm(struct ospf_iface *ifa, int event);
|
||||
|
||||
@ -87,7 +87,7 @@ pipe_preexport(struct channel *C, rte *e)
|
||||
{
|
||||
log_rl(&p->rl_gen, L_ERR "Route overpiped (%u hops of %u configured in %s) in table %s: %N %s/%u:%u",
|
||||
e->generation, max_generation, C->proto->name,
|
||||
C->table->name, e->net, e->src->proto->name, e->src->private_id, e->src->global_id);
|
||||
C->table->name, e->net, e->src->owner->name, e->src->private_id, e->src->global_id);
|
||||
|
||||
return -1;
|
||||
}
|
||||
|
||||
@ -377,7 +377,7 @@ rip_rt_notify(struct proto *P, struct channel *ch UNUSED, const net_addr *net, s
|
||||
en->valid = RIP_ENTRY_VALID;
|
||||
en->metric = rt_metric;
|
||||
en->tag = rt_tag;
|
||||
en->from = (new->src->proto == P) ? rt_from : NULL;
|
||||
en->from = (new->src->owner == &P->sources) ? rt_from : NULL;
|
||||
|
||||
eattr *nhea = ea_find(new->attrs, &ea_gen_nexthop);
|
||||
if (nhea)
|
||||
@ -1112,11 +1112,20 @@ rip_reload_routes(struct channel *C)
|
||||
rip_kick_timer(p);
|
||||
}
|
||||
|
||||
static struct rte_owner_class rip_rte_owner_class;
|
||||
|
||||
static inline struct rip_proto *
|
||||
rip_rte_proto(struct rte *rte)
|
||||
{
|
||||
return (rte->src->owner->class == &rip_rte_owner_class) ?
|
||||
SKIP_BACK(struct rip_proto, p.sources, rte->src->owner) : NULL;
|
||||
}
|
||||
|
||||
static int
|
||||
rip_rte_better(struct rte *new, struct rte *old)
|
||||
{
|
||||
ASSERT_DIE(new->src == old->src);
|
||||
struct rip_proto *p = (struct rip_proto *) new->src->proto;
|
||||
struct rip_proto *p = rip_rte_proto(new);
|
||||
|
||||
u32 new_metric = ea_get_int(new->attrs, &ea_rip_metric, p->infinity);
|
||||
u32 old_metric = ea_get_int(old->attrs, &ea_rip_metric, p->infinity);
|
||||
@ -1151,8 +1160,7 @@ rip_init(struct proto_config *CF)
|
||||
P->rt_notify = rip_rt_notify;
|
||||
P->neigh_notify = rip_neigh_notify;
|
||||
P->reload_routes = rip_reload_routes;
|
||||
P->rte_better = rip_rte_better;
|
||||
P->rte_igp_metric = rip_rte_igp_metric;
|
||||
P->sources.class = &rip_rte_owner_class;
|
||||
|
||||
return P;
|
||||
}
|
||||
@ -1227,7 +1235,7 @@ rip_reconfigure(struct proto *P, struct proto_config *CF)
|
||||
static void
|
||||
rip_get_route_info(rte *rte, byte *buf)
|
||||
{
|
||||
struct rip_proto *p = (struct rip_proto *) rte->src->proto;
|
||||
struct rip_proto *p = rip_rte_proto(rte);
|
||||
u32 rt_metric = ea_get_int(rte->attrs, &ea_rip_metric, p->infinity);
|
||||
u32 rt_tag = ea_get_int(rte->attrs, &ea_rip_tag, 0);
|
||||
|
||||
@ -1359,6 +1367,12 @@ rip_dump(struct proto *P)
|
||||
}
|
||||
|
||||
|
||||
static struct rte_owner_class rip_rte_owner_class = {
|
||||
.get_route_info = rip_get_route_info,
|
||||
.rte_better = rip_rte_better,
|
||||
.rte_igp_metric = rip_rte_igp_metric,
|
||||
};
|
||||
|
||||
struct protocol proto_rip = {
|
||||
.name = "RIP",
|
||||
.template = "rip%d",
|
||||
@ -1372,7 +1386,6 @@ struct protocol proto_rip = {
|
||||
.start = rip_start,
|
||||
.shutdown = rip_shutdown,
|
||||
.reconfigure = rip_reconfigure,
|
||||
.get_route_info = rip_get_route_info,
|
||||
};
|
||||
|
||||
void
|
||||
|
||||
@ -50,11 +50,14 @@
|
||||
static inline struct rte_src * static_get_source(struct static_proto *p, uint i)
|
||||
{ return i ? rt_get_source(&p->p, i) : p->p.main_source; }
|
||||
|
||||
static inline void static_free_source(struct rte_src *src, uint i)
|
||||
{ if (i) rt_unlock_source(src); }
|
||||
|
||||
static void
|
||||
static_announce_rte(struct static_proto *p, struct static_route *r)
|
||||
{
|
||||
struct rte_src *src;
|
||||
ea_list *ea = NULL;
|
||||
struct rte_src *src = static_get_source(p, r->index);
|
||||
ea_set_attr_u32(&ea, &ea_gen_preference, 0, p->p.main_channel->preference);
|
||||
ea_set_attr_u32(&ea, &ea_gen_source, 0, RTS_STATIC);
|
||||
|
||||
@ -114,6 +117,7 @@ static_announce_rte(struct static_proto *p, struct static_route *r)
|
||||
return;
|
||||
|
||||
/* We skip rta_lookup() here */
|
||||
src = static_get_source(p, r->index);
|
||||
rte e0 = { .attrs = ea, .src = src, .net = r->net, }, *e = &e0;
|
||||
|
||||
/* Evaluate the filter */
|
||||
@ -121,6 +125,8 @@ static_announce_rte(struct static_proto *p, struct static_route *r)
|
||||
f_eval_rte(r->cmds, e);
|
||||
|
||||
rte_update(p->p.main_channel, r->net, e, src);
|
||||
static_free_source(src, r->index);
|
||||
|
||||
r->state = SRS_CLEAN;
|
||||
return;
|
||||
|
||||
@ -128,7 +134,9 @@ withdraw:
|
||||
if (r->state == SRS_DOWN)
|
||||
return;
|
||||
|
||||
src = static_get_source(p, r->index);
|
||||
rte_update(p->p.main_channel, r->net, NULL, src);
|
||||
static_free_source(src, r->index);
|
||||
r->state = SRS_DOWN;
|
||||
}
|
||||
|
||||
@ -294,7 +302,11 @@ static void
|
||||
static_remove_rte(struct static_proto *p, struct static_route *r)
|
||||
{
|
||||
if (r->state)
|
||||
rte_update(p->p.main_channel, r->net, NULL, static_get_source(p, r->index));
|
||||
{
|
||||
struct rte_src *src = static_get_source(p, r->index);
|
||||
rte_update(p->p.main_channel, r->net, NULL, src);
|
||||
static_free_source(src, r->index);
|
||||
}
|
||||
|
||||
static_reset_rte(p, r);
|
||||
}
|
||||
@ -437,6 +449,8 @@ static_postconfig(struct proto_config *CF)
|
||||
static_index_routes(cf);
|
||||
}
|
||||
|
||||
static struct rte_owner_class static_rte_owner_class;
|
||||
|
||||
static struct proto *
|
||||
static_init(struct proto_config *CF)
|
||||
{
|
||||
@ -448,8 +462,7 @@ static_init(struct proto_config *CF)
|
||||
|
||||
P->neigh_notify = static_neigh_notify;
|
||||
P->reload_routes = static_reload_routes;
|
||||
P->rte_better = static_rte_better;
|
||||
P->rte_mergable = static_rte_mergable;
|
||||
P->sources.class = &static_rte_owner_class;
|
||||
|
||||
if (cf->igp_table_ip4)
|
||||
p->igp_table_ip4 = cf->igp_table_ip4->table;
|
||||
@ -748,6 +761,11 @@ static_show(struct proto *P)
|
||||
static_show_rt(r);
|
||||
}
|
||||
|
||||
static struct rte_owner_class static_rte_owner_class = {
|
||||
.get_route_info = static_get_route_info,
|
||||
.rte_better = static_rte_better,
|
||||
.rte_mergable = static_rte_mergable,
|
||||
};
|
||||
|
||||
struct protocol proto_static = {
|
||||
.name = "Static",
|
||||
@ -763,7 +781,6 @@ struct protocol proto_static = {
|
||||
.shutdown = static_shutdown,
|
||||
.reconfigure = static_reconfigure,
|
||||
.copy_config = static_copy_config,
|
||||
.get_route_info = static_get_route_info,
|
||||
};
|
||||
|
||||
void
|
||||
|
||||
@ -314,6 +314,7 @@ krt_learn_scan(struct krt_proto *p, rte *e)
|
||||
ea_set_attr_u32(&e0.attrs, &ea_gen_preference, 0, p->p.main_channel->preference);
|
||||
|
||||
rte_update(p->p.main_channel, e->net, &e0, e0.src);
|
||||
rt_unlock_source(e0.src);
|
||||
}
|
||||
|
||||
static void
|
||||
@ -322,9 +323,9 @@ krt_learn_async(struct krt_proto *p, rte *e, int new)
|
||||
if (new)
|
||||
return krt_learn_scan(p, e);
|
||||
|
||||
struct rte_src *src = rt_find_source(&p->p, krt_metric(e));
|
||||
if (src)
|
||||
rte_update(p->p.main_channel, e->net, NULL, src);
|
||||
struct rte_src *src = rt_get_source(&p->p, krt_metric(e));
|
||||
rte_update(p->p.main_channel, e->net, NULL, src);
|
||||
rt_unlock_source(src);
|
||||
}
|
||||
|
||||
#endif
|
||||
@ -683,7 +684,7 @@ krt_scan_timer_kick(struct krt_proto *p)
|
||||
static int
|
||||
krt_preexport(struct channel *C, rte *e)
|
||||
{
|
||||
if (e->src->proto == C->proto)
|
||||
if (e->src->owner == &C->proto->sources)
|
||||
return -1;
|
||||
|
||||
if (!krt_capable(e))
|
||||
|
||||
Loading…
Reference in New Issue
Block a user