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"
20 singular_db<nat_static::key_t, nat_static> nat_static::m_db;
21 nat_static::event_handler nat_static::m_evh;
23 nat_static::nat_static(const boost::asio::ip::address& inside,
24 const boost::asio::ip::address_v4& outside)
26 , m_rd(route_domain::get_default())
32 nat_static::nat_static(const route_domain& rd,
33 const boost::asio::ip::address& inside,
34 const boost::asio::ip::address_v4& outside)
42 nat_static::nat_static(const nat_static& ns)
45 , m_inside(ns.m_inside)
46 , m_outside(ns.m_outside)
50 nat_static::~nat_static()
54 // not in the DB anymore.
55 m_db.release(key(), this);
58 const nat_static::key_t
59 nat_static::key() const
61 return (std::make_pair(m_rd->key(), m_outside));
65 nat_static::operator==(const nat_static& n) const
67 return ((key() == n.key()) && (m_inside == n.m_inside));
74 if (m_inside.is_v4()) {
75 HW::enqueue(new nat_static_cmds::delete_44_cmd(
76 m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside));
86 if (m_inside.is_v4()) {
87 HW::enqueue(new nat_static_cmds::create_44_cmd(
88 m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside));
94 nat_static::update(const nat_static& r)
97 * create the table if it is not yet created
99 if (rc_t::OK != m_hw.rc()) {
100 if (m_inside.is_v4()) {
101 HW::enqueue(new nat_static_cmds::create_44_cmd(
102 m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside));
108 nat_static::to_string() const
110 std::ostringstream s;
112 << "table:" << m_rd->to_string() << " inside:" << m_inside.to_string()
113 << " outside:" << m_outside.to_string() << "]";
118 std::shared_ptr<nat_static>
119 nat_static::find_or_add(const nat_static& temp)
121 return (m_db.find_or_add(temp.key(), temp));
124 std::shared_ptr<nat_static>
125 nat_static::find(const key_t& key)
127 return (m_db.find(key));
130 std::shared_ptr<nat_static>
131 nat_static::singular() const
133 return find_or_add(*this);
137 nat_static::dump(std::ostream& os)
143 operator<<(std::ostream& os, const nat_static::key_t& key)
145 os << "[" << key.first << ", " << key.second << "]";
150 nat_static::event_handler::event_handler()
152 OM::register_listener(this);
153 inspect::register_handler({ "nat-static" }, "NAT Statics", this);
157 nat_static::event_handler::handle_replay()
163 nat_static::event_handler::handle_populate(const client_db::key_t& key)
166 * dump VPP current states
168 std::shared_ptr<nat_static_cmds::dump_44_cmd> cmd =
169 std::make_shared<nat_static_cmds::dump_44_cmd>();
174 for (auto& record : *cmd) {
176 auto& payload = record.get_payload();
178 boost::asio::ip::address inside = from_bytes(0, payload.local_ip_address);
179 boost::asio::ip::address outside =
180 from_bytes(0, payload.external_ip_address);
181 nat_static n(route_domain(payload.vrf_id), inside, outside.to_v4());
184 * Write each of the discovered mappings into the OM,
185 * but disable the HW Command q whilst we do, so that no
186 * commands are sent to VPP
193 nat_static::event_handler::order() const
195 return (dependency_t::ENTRY);
199 nat_static::event_handler::show(std::ostream& os)
206 * fd.io coding-style-patch-verification: ON
209 * eval: (c-set-style "mozilla")