diff options
| -rw-r--r-- | udp.c | 22 |
1 files changed, 13 insertions, 9 deletions
@@ -153,7 +153,7 @@ struct udp_splice_flow { /* Port tracking, arrays indexed by packet source port (host order) */ static struct udp_tap_port udp_tap_map [IP_VERSIONS][NUM_PORTS]; -/* Spliced "connections" indexed by originating source port (host order) */ +/* Spliced "connections" indexed by bound port of target_sock (host order) */ static struct udp_splice_flow udp_splice_to_ns [IP_VERSIONS][NUM_PORTS]; static struct udp_splice_flow udp_splice_to_init[IP_VERSIONS][NUM_PORTS]; @@ -1095,16 +1095,18 @@ void udp_sock_init(const struct ctx *c, int ns, sa_family_t af, bind_addr = &(uint32_t){ htonl(INADDR_LOOPBACK) }; uref.udp.splice = uref.udp.orig = true; - sock_l4(c, AF_INET, IPPROTO_UDP, bind_addr, ifname, - port, uref.u32); + s = sock_l4(c, AF_INET, IPPROTO_UDP, bind_addr, + ifname, port, uref.u32); + udp_splice_to_init[V4][port].target_sock = s; } } else { uref.udp.splice = uref.udp.orig = uref.udp.ns = true; bind_addr = &(uint32_t){ htonl(INADDR_LOOPBACK) }; - sock_l4(c, AF_INET, IPPROTO_UDP, bind_addr, ifname, - port, uref.u32); + s = sock_l4(c, AF_INET, IPPROTO_UDP, bind_addr, + ifname, port, uref.u32); + udp_splice_to_ns[V4][port].target_sock = s; } } @@ -1127,15 +1129,17 @@ void udp_sock_init(const struct ctx *c, int ns, sa_family_t af, bind_addr = &in6addr_loopback; uref.udp.splice = uref.udp.orig = true; - sock_l4(c, AF_INET6, IPPROTO_UDP, bind_addr, ifname, - port, uref.u32); + s = sock_l4(c, AF_INET6, IPPROTO_UDP, bind_addr, + ifname, port, uref.u32); + udp_splice_to_init[V6][port].target_sock = s; } } else { bind_addr = &in6addr_loopback; uref.udp.splice = uref.udp.orig = uref.udp.ns = true; - sock_l4(c, AF_INET6, IPPROTO_UDP, bind_addr, ifname, - port, uref.u32); + s = sock_l4(c, AF_INET6, IPPROTO_UDP, bind_addr, + ifname, port, uref.u32); + udp_splice_to_ns[V6][port].target_sock = s; } } } |