diff options
Diffstat (limited to 'src/vpp-api/vom/nat_static.cpp')
| -rw-r--r-- | src/vpp-api/vom/nat_static.cpp | 220 |
1 files changed, 220 insertions, 0 deletions
diff --git a/src/vpp-api/vom/nat_static.cpp b/src/vpp-api/vom/nat_static.cpp new file mode 100644 index 00000000000..afc46f2457a --- /dev/null +++ b/src/vpp-api/vom/nat_static.cpp @@ -0,0 +1,220 @@ +/* + * Copyright (c) 2017 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "vom/nat_static.hpp" + +namespace VOM { +singular_db<nat_static::key_t, nat_static> nat_static::m_db; +nat_static::event_handler nat_static::m_evh; + +nat_static::nat_static(const boost::asio::ip::address& inside, + const boost::asio::ip::address_v4& outside) + : m_hw(false) + , m_rd(route_domain::get_default()) + , m_inside(inside) + , m_outside(outside) +{ +} + +nat_static::nat_static(const route_domain& rd, + const boost::asio::ip::address& inside, + const boost::asio::ip::address_v4& outside) + : m_hw(false) + , m_rd(rd.singular()) + , m_inside(inside) + , m_outside(outside) +{ +} + +nat_static::nat_static(const nat_static& ns) + : m_hw(ns.m_hw) + , m_rd(ns.m_rd) + , m_inside(ns.m_inside) + , m_outside(ns.m_outside) +{ +} + +nat_static::~nat_static() +{ + sweep(); + + // not in the DB anymore. + m_db.release(std::make_pair(m_rd->key(), m_outside), this); +} + +void +nat_static::sweep() +{ + if (m_hw) { + if (m_inside.is_v4()) { + HW::enqueue( + new delete_44_cmd(m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside)); + } + } + HW::write(); +} + +void +nat_static::replay() +{ + if (m_hw) { + if (m_inside.is_v4()) { + HW::enqueue( + new create_44_cmd(m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside)); + } + } +} + +void +nat_static::update(const nat_static& r) +{ + /* + * create the table if it is not yet created + */ + if (rc_t::OK != m_hw.rc()) { + if (m_inside.is_v4()) { + HW::enqueue( + new create_44_cmd(m_hw, m_rd->table_id(), m_inside.to_v4(), m_outside)); + } + } +} + +std::string +nat_static::to_string() const +{ + std::ostringstream s; + s << "nat-static:[" + << "table:" << m_rd->to_string() << " inside: " << m_inside.to_string() + << " outside " << m_outside.to_string() << "]"; + + return (s.str()); +} + +std::shared_ptr<nat_static> +nat_static::find_or_add(const nat_static& temp) +{ + return ( + m_db.find_or_add(std::make_pair(temp.m_rd->key(), temp.m_outside), temp)); +} + +std::shared_ptr<nat_static> +nat_static::singular() const +{ + return find_or_add(*this); +} + +void +nat_static::dump(std::ostream& os) +{ + m_db.dump(os); +} + +std::ostream& +operator<<(std::ostream& os, const nat_static::key_t& key) +{ + os << "[" << key.first << ", " << key.second << "]"; + + return (os); +} + +nat_static::event_handler::event_handler() +{ + OM::register_listener(this); + inspect::register_handler({ "nat-static" }, "NAT Statics", this); +} + +void +nat_static::event_handler::handle_replay() +{ + m_db.replay(); +} + +/* void nat_static::populate_i(const client_db::key_t &key, */ +/* std::shared_ptr<interface> itf, */ +/* const l3_proto_t &proto) */ +/* { */ +/* /\* */ +/* * dump VPP current states */ +/* *\/ */ +/* std::shared_ptr<nat_static::dump_cmd> cmd = */ +/* std::make_shared<nat_static::dump_cmd>(nat_static::dump_cmd(itf->handle(), + * proto)); */ + +/* HW::enqueue(cmd); */ +/* HW::write(); */ + +/* for (auto & record : *cmd) */ +/* { */ +/* /\* */ +/* * construct a nat_static from each recieved record. */ +/* *\/ */ +/* auto &payload = record.get_payload(); */ + +/* mac_address_t mac(payload.mac_address); */ +/* boost::asio::ip::address ip_addr = from_bytes(payload.is_ipv6, */ +/* payload.ip_address); + */ +/* nat_static n(*itf, mac, ip_addr); */ + +/* VOM_LOG(log_level_t::DEBUG) << "nat_static-dump: " */ +/* << itf->to_string() */ +/* << mac.to_string() */ +/* << ip_addr.to_string(); */ + +/* /\* */ +/* * Write each of the discovered interfaces into the OM, */ +/* * but disable the HW Command q whilst we do, so that no */ +/* * commands are sent to VPP */ +/* *\/ */ +/* OM::commit(key, n); */ +/* } */ +/* } */ + +void +nat_static::event_handler::handle_populate(const client_db::key_t& key) +{ + /* auto it = interface::cbegin(); */ + + /* while (it != interface::cend()) */ + /* { */ + /* nat_static::populate_i(key, it->second.lock(), l3_proto_t::IPV4); + */ + /* nat_static::populate_i(key, it->second.lock(), l3_proto_t::IPV6); + */ + + /* ++it; */ + /* } */ +} + +dependency_t +nat_static::event_handler::order() const +{ + return (dependency_t::ENTRY); +} + +void +nat_static::event_handler::show(std::ostream& os) +{ + m_db.dump(os); +} +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "mozilla") + * End: + */ |