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 "vom/neighbour.hpp"
17 #include "vom/neighbour_cmds.hpp"
20 singular_db<neighbour::key_t, neighbour> neighbour::m_db;
21 neighbour::event_handler neighbour::m_evh;
23 neighbour::neighbour(const interface& itf,
24 const mac_address_t& mac,
25 const boost::asio::ip::address& ip_addr)
27 , m_itf(itf.singular())
33 neighbour::neighbour(const neighbour& bde)
37 , m_ip_addr(bde.m_ip_addr)
41 neighbour::~neighbour()
45 // not in the DB anymore.
46 m_db.release(std::make_tuple(m_itf->key(), m_mac, m_ip_addr), this);
54 new neighbour_cmds::delete_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
64 new neighbour_cmds::create_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
69 neighbour::to_string() const
72 s << "arp-entry:[" << m_itf->to_string() << ", " << m_mac.to_string() << ", "
73 << m_ip_addr.to_string() << "]";
79 neighbour::update(const neighbour& r)
82 * create the table if it is not yet created
84 if (rc_t::OK != m_hw.rc()) {
86 new neighbour_cmds::create_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
90 std::shared_ptr<neighbour>
91 neighbour::find_or_add(const neighbour& temp)
93 return (m_db.find_or_add(
94 std::make_tuple(temp.m_itf->key(), temp.m_mac, temp.m_ip_addr), temp));
97 std::shared_ptr<neighbour>
98 neighbour::singular() const
100 return find_or_add(*this);
104 neighbour::dump(std::ostream& os)
110 operator<<(std::ostream& os, const neighbour::key_t& key)
112 os << "[" << std::get<0>(key) << ", " << std::get<1>(key) << ", "
113 << std::get<2>(key) << "]";
118 neighbour::event_handler::event_handler()
120 OM::register_listener(this);
121 inspect::register_handler({ "neighbour" }, "Neighbours", this);
125 neighbour::event_handler::handle_replay()
131 neighbour::populate_i(const client_db::key_t& key,
132 std::shared_ptr<interface> itf,
133 const l3_proto_t& proto)
136 * dump VPP current states
138 std::shared_ptr<neighbour_cmds::dump_cmd> cmd =
139 std::make_shared<neighbour_cmds::dump_cmd>(
140 neighbour_cmds::dump_cmd(itf->handle(), proto));
145 for (auto& record : *cmd) {
147 * construct a neighbour from each recieved record.
149 auto& payload = record.get_payload();
151 mac_address_t mac(payload.mac_address);
152 boost::asio::ip::address ip_addr =
153 from_bytes(payload.is_ipv6, payload.ip_address);
154 neighbour n(*itf, mac, ip_addr);
156 VOM_LOG(log_level_t::DEBUG) << "neighbour-dump: " << itf->to_string()
157 << mac.to_string() << ip_addr.to_string();
160 * Write each of the discovered interfaces into the OM,
161 * but disable the HW Command q whilst we do, so that no
162 * commands are sent to VPP
169 neighbour::event_handler::handle_populate(const client_db::key_t& key)
171 auto it = interface::cbegin();
173 while (it != interface::cend()) {
174 neighbour::populate_i(key, it->second.lock(), l3_proto_t::IPV4);
175 neighbour::populate_i(key, it->second.lock(), l3_proto_t::IPV6);
182 neighbour::event_handler::order() const
184 return (dependency_t::ENTRY);
188 neighbour::event_handler::show(std::ostream& os)
195 * fd.io coding-style-patch-verification: ON
198 * eval: (c-set-style "mozilla")