2 * Copyright (c) 2017 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include <boost/algorithm/string.hpp>
18 #include "vom/interface.hpp"
19 #include "vom/sub_interface.hpp"
20 #include "vom/tap_interface.hpp"
23 std::unique_ptr<interface>
24 interface::new_interface(const vapi_payload_sw_interface_details& vd)
26 std::unique_ptr<interface> up_itf;
29 * Determine the interface type from the name and VLAN attributes
31 std::string name = reinterpret_cast<const char*>(vd.interface_name);
32 type_t type = interface::type_t::from_string(name);
33 admin_state_t state = interface::admin_state_t::from_int(vd.link_up_down);
34 handle_t hdl(vd.sw_if_index);
35 l2_address_t l2_address(vd.l2_address, vd.l2_address_length);
37 if (type_t::AFPACKET == type) {
39 * need to strip VPP's "host-" prefix from the interface name
41 name = name.substr(5);
44 * if the tag is set, then we wrote that to specify a name to make
45 * the interface type more specific
48 name = std::string(reinterpret_cast<const char*>(vd.tag));
49 type = interface::type_t::from_string(name);
53 * pull out the other special cases
55 if (type_t::TAP == type) {
59 up_itf.reset(new tap_interface(hdl, name, state, route::prefix_t()));
60 } else if ((name.find(".") != std::string::npos) && (0 != vd.sub_id)) {
63 * split the name into the parent and VLAN
65 std::vector<std::string> parts;
66 boost::split(parts, name, boost::is_any_of("."));
68 interface parent(parts[0], type, state);
69 up_itf.reset(new sub_interface(hdl, parent, state, vd.sub_id));
70 } else if (type_t::VXLAN == type) {
72 * there's not enough inforation in a SW interface record to
74 * a VXLAN tunnel. so skip it.
77 up_itf.reset(new interface(hdl, l2_address, name, type, state));
85 * fd.io coding-style-patch-verification: ON
88 * eval: (c-set-style "mozilla")