diff options
Diffstat (limited to 'sysdep/unix')
| -rw-r--r-- | sysdep/unix/io.c | 2 | ||||
| -rw-r--r-- | sysdep/unix/krt.c | 40 | ||||
| -rw-r--r-- | sysdep/unix/krt.h | 1 | ||||
| -rw-r--r-- | sysdep/unix/unix.h | 4 |
4 files changed, 27 insertions, 20 deletions
diff --git a/sysdep/unix/io.c b/sysdep/unix/io.c index 915baf4..02d59ab 100644 --- a/sysdep/unix/io.c +++ b/sysdep/unix/io.c @@ -663,7 +663,6 @@ get_sockaddr(struct sockaddr_in *sa, ip_addr *a, unsigned *port, int check) static char * sk_set_ttl_int(sock *s) { - int one = 1; #ifdef IPV6 if (setsockopt(s->fd, SOL_IPV6, IPV6_UNICAST_HOPS, &s->ttl, sizeof(s->ttl)) < 0) return "IPV6_UNICAST_HOPS"; @@ -671,6 +670,7 @@ sk_set_ttl_int(sock *s) if (setsockopt(s->fd, SOL_IP, IP_TTL, &s->ttl, sizeof(s->ttl)) < 0) return "IP_TTL"; #ifdef CONFIG_UNIX_DONTROUTE + int one = 1; if (s->ttl == 1 && setsockopt(s->fd, SOL_SOCKET, SO_DONTROUTE, &one, sizeof(one)) < 0) return "SO_DONTROUTE"; #endif diff --git a/sysdep/unix/krt.c b/sysdep/unix/krt.c index 6d94cad..47b9621 100644 --- a/sysdep/unix/krt.c +++ b/sysdep/unix/krt.c @@ -558,32 +558,30 @@ krt_got_route(struct krt_proto *p, rte *e) rte *old; net *net = e->net; int verdict; -#ifdef KRT_ALLOW_LEARN - int src = e->u.krt.src; -#endif -#ifdef CONFIG_AUTO_ROUTES - if (e->attrs->dest == RTD_DEVICE) +#ifdef KRT_ALLOW_LEARN + switch (e->u.krt.src) { - /* It's a device route. Probably a kernel-generated one. */ + case KRT_SRC_KERNEL: verdict = KRF_IGNORE; goto sentenced; - } -#endif -#ifdef KRT_ALLOW_LEARN - if (src == KRT_SRC_ALIEN) - { + case KRT_SRC_REDIRECT: + verdict = KRF_DELETE; + goto sentenced; + + case KRT_SRC_ALIEN: if (KRT_CF->learn) krt_learn_scan(p, e); else { - krt_trace_in_rl(&rl_alien_ignored, p, e, "alien route, ignored"); + krt_trace_in_rl(&rl_alien_ignored, p, e, "[alien] ignored"); rte_free(e); } return; } #endif + /* The rest is for KRT_SRC_BIRD (or KRT_SRC_UNKNOWN) */ if (net->n.flags & KRF_VERDICT_MASK) { @@ -605,7 +603,7 @@ krt_got_route(struct krt_proto *p, rte *e) else verdict = KRF_DELETE; -sentenced: + sentenced: krt_trace_in(p, e, ((char *[]) { "?", "seen", "will be updated", "will be removed", "ignored" }) [verdict]); net->n.flags = (net->n.flags & ~KRF_VERDICT_MASK) | verdict; if (verdict == KRF_UPDATE || verdict == KRF_DELETE) @@ -680,19 +678,24 @@ krt_prune(struct krt_proto *p) } void -krt_got_route_async(struct krt_proto *p, rte *e, int new UNUSED) +krt_got_route_async(struct krt_proto *p, rte *e, int new) { net *net = e->net; - int src = e->u.krt.src; - switch (src) + switch (e->u.krt.src) { case KRT_SRC_BIRD: ASSERT(0); /* Should be filtered by the back end */ + case KRT_SRC_REDIRECT: - DBG("It's a redirect, kill him! Kill! Kill!\n"); - krt_set_notify(p, net, NULL, e); + if (new) + { + krt_trace_in(p, e, "[redirect] deleting"); + krt_set_notify(p, net, NULL, e); + } + /* If !new, it is probably echo of our deletion */ break; + #ifdef KRT_ALLOW_LEARN case KRT_SRC_ALIEN: if (KRT_CF->learn) @@ -878,7 +881,6 @@ krt_init(struct proto_config *c) p->p.accept_ra_types = RA_OPTIMAL; p->p.rt_notify = krt_notify; - p->p.min_scope = SCOPE_HOST; return &p->p; } diff --git a/sysdep/unix/krt.h b/sysdep/unix/krt.h index 607e699..1d9e144 100644 --- a/sysdep/unix/krt.h +++ b/sysdep/unix/krt.h @@ -83,6 +83,7 @@ void krt_got_route_async(struct krt_proto *p, struct rte *e, int new); #define KRT_SRC_BIRD 0 /* Our route (not passed in async mode) */ #define KRT_SRC_REDIRECT 1 /* Redirect route, delete it */ #define KRT_SRC_ALIEN 2 /* Route installed by someone else */ +#define KRT_SRC_KERNEL 3 /* Kernel routes, are ignored by krt syncer */ extern struct protocol proto_unix_iface; diff --git a/sysdep/unix/unix.h b/sysdep/unix/unix.h index 1a461ee..0b179e0 100644 --- a/sysdep/unix/unix.h +++ b/sysdep/unix/unix.h @@ -9,6 +9,8 @@ #ifndef _BIRD_UNIX_H_ #define _BIRD_UNIX_H_ +#include <sys/socket.h> + struct pool; /* main.c */ @@ -29,10 +31,12 @@ volatile int async_shutdown_flag; #define BIRD_PF PF_INET6 #define BIRD_AF AF_INET6 typedef struct sockaddr_in6 sockaddr; +static inline int sa_family_check(sockaddr *sa) { return sa->sin6_family == AF_INET6; } #else #define BIRD_PF PF_INET #define BIRD_AF AF_INET typedef struct sockaddr_in sockaddr; +static inline int sa_family_check(sockaddr *sa) { return sa->sin_family == AF_INET; } #endif #ifndef SUN_LEN |