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/nat_static.hpp"
17 #include "vom/nat_static_cmds.hpp"
18 #include "vom/singular_db_funcs.hpp"
21 singular_db<nat_static::key_t, nat_static> nat_static::m_db;
22 nat_static::event_handler nat_static::m_evh;
24 nat_static::nat_static(const boost::asio::ip::address& inside,
25 const boost::asio::ip::address_v4& outside)
27 , m_rd(route_domain::get_default())
33 nat_static::nat_static(const route_domain& rd,
34 const boost::asio::ip::address& inside,
35 const boost::asio::ip::address_v4& outside)
43 nat_static::nat_static(const nat_static& ns)
46 , m_inside(ns.m_inside)
47 , m_outside(ns.m_outside)
51 nat_static::~nat_static()
55 // not in the DB anymore.
56 m_db.release(key(), this);
59 const nat_static::key_t
60 nat_static::key() const
62 return (std::make_pair(m_rd->key(), m_outside));
66 nat_static::operator==(const nat_static& n) const
68 return ((key() == n.key()) && (m_inside == n.m_inside));
75 if (m_inside.is_v4()) {
76 HW::enqueue(new nat_static_cmds::delete_44_cmd(
77 m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside));
87 if (m_inside.is_v4()) {
88 HW::enqueue(new nat_static_cmds::create_44_cmd(
89 m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside));
95 nat_static::update(const nat_static& r)
98 * create the table if it is not yet created
100 if (rc_t::OK != m_hw.rc()) {
101 if (m_inside.is_v4()) {
102 HW::enqueue(new nat_static_cmds::create_44_cmd(
103 m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside));
109 nat_static::to_string() const
111 std::ostringstream s;
113 << "table:" << m_rd->to_string() << " inside:" << m_inside.to_string()
114 << " outside:" << m_outside.to_string() << "]";
119 std::shared_ptr<nat_static>
120 nat_static::find_or_add(const nat_static& temp)
122 return (m_db.find_or_add(temp.key(), temp));
125 std::shared_ptr<nat_static>
126 nat_static::find(const key_t& key)
128 return (m_db.find(key));
131 std::shared_ptr<nat_static>
132 nat_static::singular() const
134 return find_or_add(*this);
138 nat_static::dump(std::ostream& os)
143 nat_static::event_handler::event_handler()
145 OM::register_listener(this);
146 inspect::register_handler({ "nat-static" }, "NAT Statics", this);
150 nat_static::event_handler::handle_replay()
156 nat_static::event_handler::handle_populate(const client_db::key_t& key)
159 * dump VPP current states
161 std::shared_ptr<nat_static_cmds::dump_44_cmd> cmd =
162 std::make_shared<nat_static_cmds::dump_44_cmd>();
167 for (auto& record : *cmd) {
169 auto& payload = record.get_payload();
171 boost::asio::ip::address inside = from_bytes(0, payload.local_ip_address);
172 boost::asio::ip::address outside =
173 from_bytes(0, payload.external_ip_address);
174 nat_static n(route_domain(payload.vrf_id), inside, outside.to_v4());
177 * Write each of the discovered mappings into the OM,
178 * but disable the HW Command q whilst we do, so that no
179 * commands are sent to VPP
186 nat_static::event_handler::order() const
188 return (dependency_t::ENTRY);
192 nat_static::event_handler::show(std::ostream& os)
199 * fd.io coding-style-patch-verification: ON
202 * eval: (c-set-style "mozilla")