net/vxlan/vxlan_core.c

44 /* UDP port for VXLAN traffic.
45  * The IANA assigned port is 4789, but the Linux default is 8472
50 MODULE_PARM_DESC(udp_port, "Destination UDP port");
74 /* Find VXLAN socket based on network namespace, address family, UDP port,
79 					  __be16 port, u32 flags, int ifindex)
85 	hlist_for_each_entry_rcu(vs, vs_head(net, port), hlist) {
86 		if (inet_sk(vs->sock->sk)->inet_sport == port &&
138 					__be16 port, u32 flags)
142 	vs = vxlan_find_sock(net, family, port, flags, ifindex);
446 					      union vxlan_addr *ip, __be16 port,
453 		    rd->remote_port == port &&
571 			     union vxlan_addr *ip, __be16 port, __be32 vni,
576 	rd = vxlan_fdb_find_rdst(f, ip, port, vni, ifindex);
587 	rd->remote_port = port;
596 			    union vxlan_addr *ip, __be16 port, __be32 vni,
601 	rd = vxlan_fdb_find_rdst(f, ip, port, vni, ifindex);
615 	rd->remote_port = port;
887 		     __u16 state, __be16 port, __be32 src_vni,
908 		rc = vxlan_fdb_append(f, ip, port, vni, ifindex, &rd);
981 				     __be16 port, __be32 vni,
1032 				rc = vxlan_fdb_replace(f, ip, port, vni,
1044 		rc = vxlan_fdb_append(f, ip, port, vni, ifindex, &rd);
1081 				   __be16 port, __be32 src_vni, __be32 vni,
1096 	rc = vxlan_fdb_create(vxlan, mac, ip, state, port, src_vni,
1118 		     __be16 port, __be32 src_vni, __be32 vni,
1133 		return vxlan_fdb_update_existing(vxlan, ip, state, flags, port,
1141 					       port, src_vni, vni, ifindex,
1156 			   union vxlan_addr *ip, __be16 *port, __be32 *src_vni,
1165 		NL_SET_ERR_MSG(extack, "DST, VNI, ifindex and port are mutually exclusive with NH_ID");
1191 			NL_SET_ERR_MSG(extack, "Invalid vxlan port");
1194 		*port = nla_get_be16(tb[NDA_PORT]);
1196 		*port = vxlan->cfg.dst_port;
1253 	__be16 port;
1268 	err = vxlan_fdb_parse(tb, vxlan, &ip, &port, &src_vni, &vni, &ifindex,
1279 			       port, src_vni, vni, ifindex,
1289 		       __be16 port, __be32 src_vni, __be32 vni,
1301 		rd = vxlan_fdb_find_rdst(f, &ip, port, vni, ifindex);
1331 	__be16 port;
1334 	err = vxlan_fdb_parse(tb, vxlan, &ip, &port, &src_vni, &vni, &ifindex,
1341 	err = __vxlan_fdb_delete(vxlan, addr, ip, port, src_vni, vni, ifindex,
2678  * Outer UDP destination is the VXLAN assigned port.
2679  *           source port is based on hash of flow
2947 	__be16				port;
2989 	return desc->vni || desc->port || desc->dst_ip.sa.sa_family;
2999 	if (desc->port && rd->remote_port != desc->port)
3123 		desc.port = nla_get_be16(tb[NDA_PORT]);
3449 					    "Invalid source port range");
3484 		cmd->base.port = PORT_OTHER;
3500 					__be16 port, u32 flags, int ifindex)
3517 	udp_conf.local_udp_port = port;
3531 					      __be16 port, u32 flags,
3547 	sock = vxlan_create_sock(net, ipv6, port, flags, ifindex);
3558 	hlist_add_head_rcu(&vs->hlist, vs_head(net, port));
4194 					    "Cannot change port range");
4202 					    "Cannot change port");