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"
19 singular_db<neighbour::key_t, neighbour> neighbour::m_db;
20 neighbour::event_handler neighbour::m_evh;
22 neighbour::neighbour(const interface& itf,
23 const mac_address_t& mac,
24 const boost::asio::ip::address& ip_addr)
26 , m_itf(itf.singular())
32 neighbour::neighbour(const neighbour& bde)
36 , m_ip_addr(bde.m_ip_addr)
40 neighbour::~neighbour()
44 // not in the DB anymore.
45 m_db.release(std::make_tuple(m_itf->key(), m_mac, m_ip_addr), this);
52 HW::enqueue(new delete_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
61 HW::enqueue(new create_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
66 neighbour::to_string() const
69 s << "arp-entry:[" << m_itf->to_string() << ", " << m_mac.to_string() << ", "
70 << m_ip_addr.to_string() << "]";
76 neighbour::update(const neighbour& r)
79 * create the table if it is not yet created
81 if (rc_t::OK != m_hw.rc()) {
82 HW::enqueue(new create_cmd(m_hw, m_itf->handle(), m_mac, m_ip_addr));
86 std::shared_ptr<neighbour>
87 neighbour::find_or_add(const neighbour& temp)
89 return (m_db.find_or_add(
90 std::make_tuple(temp.m_itf->key(), temp.m_mac, temp.m_ip_addr), temp));
93 std::shared_ptr<neighbour>
94 neighbour::singular() const
96 return find_or_add(*this);
100 neighbour::dump(std::ostream& os)
106 operator<<(std::ostream& os, const neighbour::key_t& key)
108 os << "[" << std::get<0>(key) << ", " << std::get<1>(key) << ", "
109 << std::get<2>(key) << "]";
114 neighbour::event_handler::event_handler()
116 OM::register_listener(this);
117 inspect::register_handler({ "neighbour" }, "Neighbours", this);
121 neighbour::event_handler::handle_replay()
127 neighbour::populate_i(const client_db::key_t& key,
128 std::shared_ptr<interface> itf,
129 const l3_proto_t& proto)
132 * dump VPP current states
134 std::shared_ptr<neighbour::dump_cmd> cmd =
135 std::make_shared<neighbour::dump_cmd>(
136 neighbour::dump_cmd(itf->handle(), proto));
141 for (auto& record : *cmd) {
143 * construct a neighbour from each recieved record.
145 auto& payload = record.get_payload();
147 mac_address_t mac(payload.mac_address);
148 boost::asio::ip::address ip_addr =
149 from_bytes(payload.is_ipv6, payload.ip_address);
150 neighbour n(*itf, mac, ip_addr);
152 VOM_LOG(log_level_t::DEBUG) << "neighbour-dump: " << itf->to_string()
153 << mac.to_string() << ip_addr.to_string();
156 * Write each of the discovered interfaces into the OM,
157 * but disable the HW Command q whilst we do, so that no
158 * commands are sent to VPP
165 neighbour::event_handler::handle_populate(const client_db::key_t& key)
167 auto it = interface::cbegin();
169 while (it != interface::cend()) {
170 neighbour::populate_i(key, it->second.lock(), l3_proto_t::IPV4);
171 neighbour::populate_i(key, it->second.lock(), l3_proto_t::IPV6);
178 neighbour::event_handler::order() const
180 return (dependency_t::ENTRY);
184 neighbour::event_handler::show(std::ostream& os)
191 * fd.io coding-style-patch-verification: ON
194 * eval: (c-set-style "mozilla")