diff --git a/sys/netinet/raw_ip.c b/sys/netinet/raw_ip.c --- a/sys/netinet/raw_ip.c +++ b/sys/netinet/raw_ip.c @@ -30,7 +30,6 @@ * SUCH DAMAGE. */ -#include #include "opt_inet.h" #include "opt_inet6.h" #include "opt_ipsec.h" @@ -128,6 +127,12 @@ void (*ip_rsvp_force_done)(struct socket *); #endif /* INET */ +#define V_rip_bind_all_fibs VNET(rip_bind_all_fibs) +VNET_DEFINE(int, rip_bind_all_fibs) = 1; +SYSCTL_INT(_net_inet_raw, OID_AUTO, bind_all_fibs, CTLFLAG_VNET | CTLFLAG_RDTUN, + &VNET_NAME(rip_bind_all_fibs), 0, + "Bound sockets receive traffic from all FIBs"); + u_long rip_sendspace = 9216; SYSCTL_ULONG(_net_inet_raw, OID_AUTO, maxdgram, CTLFLAG_RW, &rip_sendspace, 0, "Maximum outgoing raw IP datagram size"); @@ -302,7 +307,9 @@ struct mbuf *m = *mp; struct inpcb *inp; struct sockaddr_in ripsrc; - int appended; + int appended, fib; + + M_ASSERTPKTHDR(m); *mp = NULL; appended = 0; @@ -312,6 +319,7 @@ ripsrc.sin_family = AF_INET; ripsrc.sin_addr = ctx.ip->ip_src; + fib = M_GETFIB(m); ifp = m->m_pkthdr.rcvif; inpi.hash = INP_PCBHASH_RAW(proto, ctx.ip->ip_src.s_addr, @@ -326,6 +334,12 @@ */ continue; } + if (V_rip_bind_all_fibs == 0 && fib != inp->inp_inc.inc_fibnum) + /* + * Sockets bound to a specific FIB can only receive + * packets from that FIB. + */ + continue; appended += rip_append(inp, ctx.ip, m, &ripsrc); } @@ -343,6 +357,9 @@ * and fall through into normal filter path if so. */ continue; + if (V_rip_bind_all_fibs == 0 && fib != inp->inp_inc.inc_fibnum) + continue; + /* * If this raw socket has multicast state, and we * have received a multicast, check if this socket diff --git a/sys/netinet6/icmp6.c b/sys/netinet6/icmp6.c --- a/sys/netinet6/icmp6.c +++ b/sys/netinet6/icmp6.c @@ -143,6 +143,9 @@ VNET_DECLARE(struct inpcbinfo, ripcbinfo); #define V_ripcbinfo VNET(ripcbinfo) +VNET_DECLARE(int, rip_bind_all_fibs); +#define V_rip_bind_all_fibs VNET(rip_bind_all_fibs) + static void icmp6_errcount(int, int); static int icmp6_rip6_input(struct mbuf **, int); static void icmp6_reflect(struct mbuf *, size_t); @@ -1934,7 +1937,7 @@ struct sockaddr_in6 fromsa; struct icmp6_hdr *icmp6; struct mbuf *opts = NULL; - int delivered = 0; + int delivered = 0, fib; /* This is assumed to be safe; icmp6_input() does a pullup. */ icmp6 = (struct icmp6_hdr *)((caddr_t)ip6 + off); @@ -1953,7 +1956,15 @@ return (IPPROTO_DONE); } + fib = M_GETFIB(m); + while ((inp = inp_next(&inpi)) != NULL) { + if (V_rip_bind_all_fibs == 0 && fib != inp->inp_inc.inc_fibnum) + /* + * Sockets bound to a specific FIB can only receive + * packets from that FIB. + */ + continue; if (ICMP6_FILTER_WILLBLOCK(icmp6->icmp6_type, inp->in6p_icmp6filt)) continue; diff --git a/sys/netinet6/raw_ip6.c b/sys/netinet6/raw_ip6.c --- a/sys/netinet6/raw_ip6.c +++ b/sys/netinet6/raw_ip6.c @@ -59,7 +59,6 @@ * SUCH DAMAGE. */ -#include #include "opt_ipsec.h" #include "opt_inet6.h" #include "opt_route.h" @@ -118,6 +117,9 @@ VNET_DECLARE(struct inpcbinfo, ripcbinfo); #define V_ripcbinfo VNET(ripcbinfo) +VNET_DECLARE(int, rip_bind_all_fibs); +#define V_rip_bind_all_fibs VNET(rip_bind_all_fibs) + extern u_long rip_sendspace; extern u_long rip_recvspace; @@ -190,14 +192,16 @@ struct rip6_inp_match_ctx ctx = { .ip6 = ip6, .proto = proto }; struct inpcb_iterator inpi = INP_ITERATOR(&V_ripcbinfo, INPLOOKUP_RLOCKPCB, rip6_inp_match, &ctx); - int delivered = 0; + int delivered = 0, fib; + M_ASSERTPKTHDR(m); NET_EPOCH_ASSERT(); RIP6STAT_INC(rip6s_ipackets); init_sin6(&fromsa, m, 0); /* general init */ + fib = M_GETFIB(m); ifp = m->m_pkthdr.rcvif; while ((inp = inp_next(&inpi)) != NULL) { @@ -221,6 +225,12 @@ * and fall through into normal filter path if so. */ continue; + if (V_rip_bind_all_fibs == 0 && fib != inp->inp_inc.inc_fibnum) + /* + * Sockets bound to a specific FIB can only receive + * packets from that FIB. + */ + continue; if (inp->in6p_cksum != -1) { RIP6STAT_INC(rip6s_isum); if (m->m_pkthdr.len - (*offp + inp->in6p_cksum) < 2 ||