From: Jiri Benc <[email protected]> [cascardo: use IPv4-mapped IPv6 addresses]
Signed-off-by: Jiri Benc <[email protected]> Signed-off-by: Thadeu Lima de Souza Cascardo <[email protected]> Co-authored-by: Thadeu Lima de Souza Cascardo <[email protected]> --- ofproto/tunnel.c | 36 ++++++++++++++++++++++-------------- 1 file changed, 22 insertions(+), 14 deletions(-) diff --git a/ofproto/tunnel.c b/ofproto/tunnel.c index b85c2b5..60e4773 100644 --- a/ofproto/tunnel.c +++ b/ofproto/tunnel.c @@ -47,8 +47,8 @@ VLOG_DEFINE_THIS_MODULE(tunnel); struct tnl_match { ovs_be64 in_key; - ovs_be32 ip_src; - ovs_be32 ip_dst; + struct in6_addr ipv6_src; + struct in6_addr ipv6_dst; odp_port_t odp_port; uint32_t pkt_mark; bool in_key_flow; @@ -161,8 +161,12 @@ tnl_port_add__(const struct ofport_dpif *ofport, const struct netdev *netdev, tnl_port->change_seq = netdev_get_change_seq(tnl_port->netdev); tnl_port->match.in_key = cfg->in_key; - tnl_port->match.ip_src = cfg->ip_src; - tnl_port->match.ip_dst = cfg->ip_dst; + if (cfg->ip_src) { + in6_addr_set_mapped_ipv4(&tnl_port->match.ipv6_src, cfg->ip_src); + } + if (cfg->ip_dst) { + in6_addr_set_mapped_ipv4(&tnl_port->match.ipv6_dst, cfg->ip_dst); + } tnl_port->match.ip_src_flow = cfg->ip_src_flow; tnl_port->match.ip_dst_flow = cfg->ip_dst_flow; tnl_port->match.pkt_mark = cfg->ipsec ? IPSEC_MARK : 0; @@ -412,10 +416,10 @@ tnl_port_send(const struct ofport_dpif *ofport, struct flow *flow, } if (!cfg->ip_src_flow) { - flow->tunnel.ip_src = tnl_port->match.ip_src; + flow->tunnel.ip_src = in6_addr_get_mapped_ipv4(&tnl_port->match.ipv6_src); } if (!cfg->ip_dst_flow) { - flow->tunnel.ip_dst = tnl_port->match.ip_dst; + flow->tunnel.ip_dst = in6_addr_get_mapped_ipv4(&tnl_port->match.ipv6_dst); } flow->pkt_mark = tnl_port->match.pkt_mark; @@ -535,10 +539,12 @@ tnl_find(const struct flow *flow) OVS_REQ_RDLOCK(rwlock) * here as a description of how to treat received * packets. */ match.in_key = in_key_flow ? 0 : flow->tunnel.tun_id; - match.ip_src = (ip_src == IP_SRC_CFG - ? flow->tunnel.ip_dst - : 0); - match.ip_dst = ip_dst_flow ? 0 : flow->tunnel.ip_src; + if (ip_src == IP_SRC_CFG && flow->tunnel.ip_dst) { + in6_addr_set_mapped_ipv4(&match.ipv6_src, flow->tunnel.ip_dst); + } + if (!ip_dst_flow && flow->tunnel.ip_src) { + in6_addr_set_mapped_ipv4(&match.ipv6_dst, flow->tunnel.ip_src); + } match.odp_port = flow->in_port.odp_port; match.pkt_mark = flow->pkt_mark; match.in_key_flow = in_key_flow; @@ -567,7 +573,7 @@ tnl_match_map(const struct tnl_match *m) enum ip_src_type ip_src; ip_src = (m->ip_src_flow ? IP_SRC_FLOW - : m->ip_src ? IP_SRC_CFG + : ipv6_addr_is_set(&m->ipv6_src) ? IP_SRC_CFG : IP_SRC_ANY); return &tnl_match_maps[6 * m->in_key_flow + 3 * m->ip_dst_flow + ip_src]; @@ -578,10 +584,12 @@ tnl_match_fmt(const struct tnl_match *match, struct ds *ds) OVS_REQ_RDLOCK(rwlock) { if (!match->ip_dst_flow) { - ds_put_format(ds, IP_FMT"->"IP_FMT, IP_ARGS(match->ip_src), - IP_ARGS(match->ip_dst)); + print_ipv6_mapped(ds, &match->ipv6_src); + ds_put_cstr(ds, "->"); + print_ipv6_mapped(ds, &match->ipv6_dst); } else if (!match->ip_src_flow) { - ds_put_format(ds, IP_FMT"->flow", IP_ARGS(match->ip_src)); + print_ipv6_mapped(ds, &match->ipv6_src); + ds_put_cstr(ds, "->flow"); } else { ds_put_cstr(ds, "flow->flow"); } -- 2.4.3 _______________________________________________ dev mailing list [email protected] http://openvswitch.org/mailman/listinfo/dev
