diff options
author | Jiri Benc <jbenc@redhat.com> | 2015-10-22 15:28:57 -0200 |
---|---|---|
committer | Ben Pfaff <blp@ovn.org> | 2015-11-10 10:02:33 -0800 |
commit | b863fb652f6ed11dfed7e6c3f96aa9ed895ddc94 (patch) | |
tree | ffaf6774ef2763f7a60bd8058cf103b31f495448 /ofproto/tunnel.c | |
parent | ccaa81e0a55ab5c1975408a13e6eccb3c5b662b7 (diff) | |
download | openvswitch-b863fb652f6ed11dfed7e6c3f96aa9ed895ddc94.tar.gz |
tunneling: extend tnl_match with ipv6
[cascardo: use IPv4-mapped IPv6 addresses]
Signed-off-by: Jiri Benc <jbenc@redhat.com>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@redhat.com>
Co-authored-by: Thadeu Lima de Souza Cascardo <cascardo@redhat.com>
Signed-off-by: Ben Pfaff <blp@ovn.org>
Diffstat (limited to 'ofproto/tunnel.c')
-rw-r--r-- | ofproto/tunnel.c | 36 |
1 files changed, 22 insertions, 14 deletions
diff --git a/ofproto/tunnel.c b/ofproto/tunnel.c index b85c2b51a..60e477376 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"); } |