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 boost::asio::ip::address& ip_addr,
25 const mac_address_t& mac)
27 , m_itf(itf.singular())
33 neighbour::neighbour(const neighbour& bde)
36 , m_ip_addr(bde.m_ip_addr)
41 neighbour::~neighbour()
45 // not in the DB anymore.
46 m_db.release(key(), this);
50 neighbour::operator==(const neighbour& n) const
52 return ((key() == n.key()) && (m_mac == n.m_mac));
55 const neighbour::key_t
56 neighbour::key() const
58 return (std::make_pair(m_itf->key(), m_ip_addr));
66 new neighbour_cmds::delete_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
76 new neighbour_cmds::create_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
81 neighbour::to_string() const
84 s << "neighbour:[" << m_itf->to_string() << ", " << m_mac.to_string() << ", "
85 << m_ip_addr.to_string() << "]";
91 neighbour::update(const neighbour& r)
94 * create the table if it is not yet created
96 if (rc_t::OK != m_hw.rc()) {
98 new neighbour_cmds::create_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
102 std::shared_ptr<neighbour>
103 neighbour::find_or_add(const neighbour& temp)
105 return (m_db.find_or_add(temp.key(), temp));
108 std::shared_ptr<neighbour>
109 neighbour::find(const key_t& k)
111 return (m_db.find(k));
114 std::shared_ptr<neighbour>
115 neighbour::singular() const
117 return find_or_add(*this);
121 neighbour::dump(std::ostream& os)
127 operator<<(std::ostream& os, const neighbour::key_t& key)
129 os << "[" << key.first << ", " << key.second << "]";
134 neighbour::event_handler::event_handler()
136 OM::register_listener(this);
137 inspect::register_handler({ "neighbour" }, "Neighbours", this);
141 neighbour::event_handler::handle_replay()
147 neighbour::populate_i(const client_db::key_t& key,
148 std::shared_ptr<interface> itf,
149 const l3_proto_t& proto)
152 * dump VPP current states
154 std::shared_ptr<neighbour_cmds::dump_cmd> cmd =
155 std::make_shared<neighbour_cmds::dump_cmd>(
156 neighbour_cmds::dump_cmd(itf->handle(), proto));
161 for (auto& record : *cmd) {
163 * construct a neighbour from each recieved record.
165 auto& payload = record.get_payload();
167 mac_address_t mac(payload.mac_address);
168 boost::asio::ip::address ip_addr =
169 from_bytes(payload.is_ipv6, payload.ip_address);
170 neighbour n(*itf, ip_addr, mac);
172 VOM_LOG(log_level_t::DEBUG) << "neighbour-dump: " << itf->to_string()
173 << mac.to_string() << ip_addr.to_string();
176 * Write each of the discovered interfaces into the OM,
177 * but disable the HW Command q whilst we do, so that no
178 * commands are sent to VPP
185 neighbour::event_handler::handle_populate(const client_db::key_t& key)
187 auto it = interface::cbegin();
189 while (it != interface::cend()) {
190 neighbour::populate_i(key, it->second.lock(), l3_proto_t::IPV4);
191 neighbour::populate_i(key, it->second.lock(), l3_proto_t::IPV6);
198 neighbour::event_handler::order() const
200 return (dependency_t::ENTRY);
204 neighbour::event_handler::show(std::ostream& os)
211 * fd.io coding-style-patch-verification: ON
214 * eval: (c-set-style "mozilla")