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-rw-r--r--nest/config.Y2
-rw-r--r--nest/protocol.h1
-rw-r--r--nest/route.h36
-rw-r--r--nest/rt-attr.c7
-rw-r--r--nest/rt-table.c55
5 files changed, 13 insertions, 88 deletions
diff --git a/nest/config.Y b/nest/config.Y
index 72bc7930..92a80589 100644
--- a/nest/config.Y
+++ b/nest/config.Y
@@ -130,7 +130,7 @@ CF_KEYWORDS(SORTED, TRIE, MIN, MAX, SETTLE, TIME)
/* For r_args_channel */
CF_KEYWORDS(IPV4, IPV4_MC, IPV4_MPLS, IPV6, IPV6_MC, IPV6_MPLS, IPV6_SADR, VPN4, VPN4_MC, VPN4_MPLS, VPN6, VPN6_MC, VPN6_MPLS, ROA4, ROA6, FLOW4, FLOW6, MPLS, PRI, SEC)
-CF_ENUM(T_ENUM_RTS, RTS_, DUMMY, STATIC, INHERIT, DEVICE, STATIC_DEVICE, REDIRECT,
+CF_ENUM(T_ENUM_RTS, RTS_, STATIC, INHERIT, DEVICE, STATIC_DEVICE, REDIRECT,
RIP, OSPF, OSPF_IA, OSPF_EXT1, OSPF_EXT2, BGP, PIPE, BABEL)
CF_ENUM(T_ENUM_SCOPE, SCOPE_, HOST, LINK, SITE, ORGANIZATION, UNIVERSE, UNDEFINED)
CF_ENUM(T_ENUM_RTD, RTD_, UNICAST, BLACKHOLE, UNREACHABLE, PROHIBIT)
diff --git a/nest/protocol.h b/nest/protocol.h
index 6ee97b7c..62fd2b66 100644
--- a/nest/protocol.h
+++ b/nest/protocol.h
@@ -241,6 +241,7 @@ struct proto {
struct rte * (*rte_modify)(struct rte *, struct linpool *);
void (*rte_insert)(struct network *, struct rte *);
void (*rte_remove)(struct network *, struct rte *);
+ u32 (*rte_igp_metric)(struct rte *);
/* Hic sunt protocol-specific data */
};
diff --git a/nest/route.h b/nest/route.h
index 19c13538..9fd3bdcc 100644
--- a/nest/route.h
+++ b/nest/route.h
@@ -263,20 +263,6 @@ typedef struct rte {
byte pflags; /* Protocol-specific flags */
btime lastmod; /* Last modified */
union { /* Protocol-dependent data (metrics etc.) */
-#ifdef CONFIG_RIP
- struct {
- struct iface *from; /* Incoming iface */
- u8 metric; /* RIP metric */
- u16 tag; /* External route tag */
- } rip;
-#endif
-#ifdef CONFIG_OSPF
- struct {
- u32 metric1, metric2; /* OSPF Type 1 and Type 2 metrics */
- u32 tag; /* External route tag */
- u32 router_id; /* Router that originated this route */
- } ospf;
-#endif
#ifdef CONFIG_BGP
struct {
u8 suppressed; /* Used for deterministic MED comparison */
@@ -284,20 +270,6 @@ typedef struct rte {
struct rtable *base_table; /* Base table for Flowspec validation */
} bgp;
#endif
-#ifdef CONFIG_BABEL
- struct {
- u16 seqno; /* Babel seqno */
- u16 metric; /* Babel metric */
- u64 router_id; /* Babel router id */
- } babel;
-#endif
- struct { /* Routes generated by krt sync (both temporary and inherited ones) */
- s8 src; /* Alleged route source (see krt.h) */
- u8 proto; /* Kernel source protocol ID */
- u8 seen; /* Seen during last scan */
- u8 best; /* Best route in network, propagated to core */
- u32 metric; /* Kernel metric */
- } krt;
} u;
} rte;
@@ -498,7 +470,6 @@ typedef struct rta {
struct nexthop nh; /* Next hop */
} rta;
-#define RTS_DUMMY 0 /* Dummy route to be removed soon */
#define RTS_STATIC 1 /* Normal static route */
#define RTS_INHERIT 2 /* Route inherited from kernel */
#define RTS_DEVICE 3 /* Device route */
@@ -546,8 +517,8 @@ typedef struct eattr {
byte flags; /* Protocol-dependent flags */
byte type; /* Attribute type and several flags (EAF_...) */
union {
- u32 data;
- const struct adata *ptr; /* Attribute data elsewhere */
+ uintptr_t data;
+ const struct adata *ptr; /* Attribute data elsewhere */
} u;
} eattr;
@@ -578,6 +549,7 @@ const char *ea_custom_name(uint ea);
#define EAF_TYPE_AS_PATH 0x06 /* BGP AS path (encoding per RFC 1771:4.3) */
#define EAF_TYPE_BITFIELD 0x09 /* 32-bit embedded bitfield */
#define EAF_TYPE_INT_SET 0x0a /* Set of u32's (e.g., a community list) */
+#define EAF_TYPE_PTR 0x0d /* Pointer to an object */
#define EAF_TYPE_EC_SET 0x0e /* Set of pairs of u32's - ext. community list */
#define EAF_TYPE_LC_SET 0x12 /* Set of triplets of u32's - large community list */
#define EAF_TYPE_UNDEF 0x1f /* `force undefined' entry */
@@ -632,7 +604,7 @@ struct ea_walk_state {
eattr *ea_find(ea_list *, unsigned ea);
eattr *ea_walk(struct ea_walk_state *s, uint id, uint max);
-int ea_get_int(ea_list *, unsigned ea, int def);
+uintptr_t ea_get_int(ea_list *, unsigned ea, uintptr_t def);
void ea_dump(ea_list *);
void ea_sort(ea_list *); /* Sort entries in all sub-lists */
unsigned ea_scan(ea_list *); /* How many bytes do we need for merged ea_list */
diff --git a/nest/rt-attr.c b/nest/rt-attr.c
index 4057bf37..1bece201 100644
--- a/nest/rt-attr.c
+++ b/nest/rt-attr.c
@@ -61,7 +61,6 @@
const adata null_adata; /* adata of length 0 */
const char * const rta_src_names[RTS_MAX] = {
- [RTS_DUMMY] = "",
[RTS_STATIC] = "static",
[RTS_INHERIT] = "inherit",
[RTS_DEVICE] = "device",
@@ -541,8 +540,8 @@ ea_walk(struct ea_walk_state *s, uint id, uint max)
* by calling ea_find() to find the attribute, extracting its value or returning
* a provided default if no such attribute is present.
*/
-int
-ea_get_int(ea_list *e, unsigned id, int def)
+uintptr_t
+ea_get_int(ea_list *e, unsigned id, uintptr_t def)
{
eattr *a = ea_find(e, id);
if (!a)
@@ -1260,7 +1259,7 @@ rta_do_cow(rta *o, linpool *lp)
void
rta_dump(rta *a)
{
- static char *rts[] = { "RTS_DUMMY", "RTS_STATIC", "RTS_INHERIT", "RTS_DEVICE",
+ static char *rts[] = { "", "RTS_STATIC", "RTS_INHERIT", "RTS_DEVICE",
"RTS_STAT_DEV", "RTS_REDIR", "RTS_RIP",
"RTS_OSPF", "RTS_OSPF_IA", "RTS_OSPF_EXT1",
"RTS_OSPF_EXT2", "RTS_BGP", "RTS_PIPE", "RTS_BABEL" };
diff --git a/nest/rt-table.c b/nest/rt-table.c
index 65ff2a59..a5a8c421 100644
--- a/nest/rt-table.c
+++ b/nest/rt-table.c
@@ -1686,26 +1686,6 @@ rte_update_unlock(void)
lp_flush(rte_update_pool);
}
-static inline void
-rte_hide_dummy_routes(net *net, rte **dummy)
-{
- if (net->routes && net->routes->attrs->source == RTS_DUMMY)
- {
- *dummy = net->routes;
- net->routes = (*dummy)->next;
- }
-}
-
-static inline void
-rte_unhide_dummy_routes(net *net, rte **dummy)
-{
- if (*dummy)
- {
- (*dummy)->next = net->routes;
- net->routes = *dummy;
- }
-}
-
/**
* rte_update - enter a new update to a routing table
* @table: table to be updated
@@ -1754,7 +1734,6 @@ rte_update2(struct channel *c, const net_addr *n, rte *new, struct rte_src *src)
// struct proto *p = c->proto;
struct proto_stats *stats = &c->stats;
const struct filter *filter = c->in_filter;
- rte *dummy = NULL;
net *nn;
ASSERT(c->channel_state == CS_UP);
@@ -1833,9 +1812,7 @@ rte_update2(struct channel *c, const net_addr *n, rte *new, struct rte_src *src)
recalc:
/* And recalculate the best route */
- rte_hide_dummy_routes(nn, &dummy);
rte_recalculate(c, nn, new, src);
- rte_unhide_dummy_routes(nn, &dummy);
rte_update_unlock();
return;
@@ -3686,36 +3663,12 @@ rt_get_igp_metric(rte *rt)
if (ea)
return ea->u.data;
- rta *a = rt->attrs;
-
-#ifdef CONFIG_OSPF
- if ((a->source == RTS_OSPF) ||
- (a->source == RTS_OSPF_IA) ||
- (a->source == RTS_OSPF_EXT1))
- return rt->u.ospf.metric1;
-#endif
-
-#ifdef CONFIG_RIP
- if (a->source == RTS_RIP)
- return rt->u.rip.metric;
-#endif
-
-#ifdef CONFIG_BGP
- if (a->source == RTS_BGP)
- {
- u64 metric = bgp_total_aigp_metric(rt);
- return (u32) MIN(metric, (u64) IGP_METRIC_UNKNOWN);
- }
-#endif
-
-#ifdef CONFIG_BABEL
- if (a->source == RTS_BABEL)
- return rt->u.babel.metric;
-#endif
-
- if (a->source == RTS_DEVICE)
+ if (rt->attrs->source == RTS_DEVICE)
return 0;
+ if (rt->src->proto->rte_igp_metric)
+ return rt->src->proto->rte_igp_metric(rt);
+
return IGP_METRIC_UNKNOWN;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-14 21:29:43 +0000