diff options
Diffstat (limited to 'extras/deprecated/vom/vom/igmp_listen.cpp')
| -rw-r--r-- | extras/deprecated/vom/vom/igmp_listen.cpp | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/extras/deprecated/vom/vom/igmp_listen.cpp b/extras/deprecated/vom/vom/igmp_listen.cpp new file mode 100644 index 00000000000..9536bfb8859 --- /dev/null +++ b/extras/deprecated/vom/vom/igmp_listen.cpp @@ -0,0 +1,188 @@ +/* + * Copyright (c) 2018 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/igmp_listen.hpp" +#include "vom/igmp_listen_cmds.hpp" +#include "vom/singular_db_funcs.hpp" + +namespace VOM { +singular_db<igmp_listen::key_t, igmp_listen> igmp_listen::m_db; + +igmp_listen::event_handler igmp_listen::m_evh; + +/** + * Construct a new object matching the desried state + */ +igmp_listen::igmp_listen(const igmp_binding& igmp_bind, + const boost::asio::ip::address_v4& gaddr, + const igmp_listen::src_addrs_t& saddrs) + : m_igmp_bind(igmp_bind.singular()) + , m_gaddr(gaddr) + , m_saddrs(saddrs) + , m_listen(true, rc_t::NOOP) +{ +} + +igmp_listen::igmp_listen(const igmp_binding& igmp_bind, + const boost::asio::ip::address_v4& gaddr) + : m_igmp_bind(igmp_bind.singular()) + , m_gaddr(gaddr) + , m_saddrs() + , m_listen(true, rc_t::NOOP) +{ +} + +igmp_listen::igmp_listen(const igmp_listen& o) + : m_igmp_bind(o.m_igmp_bind) + , m_gaddr(o.m_gaddr) + , m_saddrs(o.m_saddrs) + , m_listen(o.m_listen) +{ +} + +igmp_listen::~igmp_listen() +{ + sweep(); + + // not in the DB anymore. + m_db.release(key(), this); +} + +bool +igmp_listen::operator==(const igmp_listen& l) const +{ + return ((m_gaddr == l.m_gaddr) && (*m_igmp_bind == *l.m_igmp_bind) && + (m_saddrs == l.m_saddrs)); +} + +const igmp_listen::key_t +igmp_listen::key() const +{ + return (make_pair(m_igmp_bind->itf()->key(), m_gaddr)); +} + +void +igmp_listen::sweep() +{ + if (m_listen) { + HW::enqueue(new igmp_listen_cmds::unlisten_cmd( + m_listen, m_igmp_bind->itf()->handle(), m_gaddr)); + } + HW::write(); +} + +void +igmp_listen::replay() +{ + if (m_listen) { + HW::enqueue(new igmp_listen_cmds::listen_cmd( + m_listen, m_igmp_bind->itf()->handle(), m_gaddr, m_saddrs)); + } +} + +std::string +igmp_listen::to_string() const +{ + auto addr = m_saddrs.cbegin(); + + std::ostringstream s; + s << "igmp-listen:[" << m_igmp_bind->to_string() << " group:" << m_gaddr + << " src-addrs: ["; + while (addr != m_saddrs.cend()) { + s << " " << *addr; + ++addr; + } + s << " ] " << m_listen.to_string() << "]"; + + return (s.str()); +} + +void +igmp_listen::update(const igmp_listen& desired) +{ + /* + * no updates for the listen. chaning the interface or the group addr is a + * change to the key, hence a new object + */ + if (!m_listen) { + HW::enqueue(new igmp_listen_cmds::listen_cmd( + m_listen, m_igmp_bind->itf()->handle(), m_gaddr, m_saddrs)); + } +} + +std::shared_ptr<igmp_listen> +igmp_listen::find_or_add(const igmp_listen& temp) +{ + return (m_db.find_or_add(temp.key(), temp)); +} + +std::shared_ptr<igmp_listen> +igmp_listen::find(const key_t& k) +{ + return (m_db.find(k)); +} + +std::shared_ptr<igmp_listen> +igmp_listen::singular() const +{ + return find_or_add(*this); +} + +void +igmp_listen::dump(std::ostream& os) +{ + db_dump(m_db, os); +} + +igmp_listen::event_handler::event_handler() +{ + OM::register_listener(this); + inspect::register_handler({ "igmp-listen" }, "igmp listener", this); +} + +void +igmp_listen::event_handler::handle_replay() +{ + m_db.replay(); +} + +void +igmp_listen::event_handler::handle_populate(const client_db::key_t& key) +{ + /** + * This is done while populating the interfaces + */ +} + +dependency_t +igmp_listen::event_handler::order() const +{ + return (dependency_t::ENTRY); +} + +void +igmp_listen::event_handler::show(std::ostream& os) +{ + db_dump(m_db, os); +} +} + +/* + * fd.io coding-style-patch-verification: OFF + * + * Local Variables: + * eval: (c-set-style "mozilla") + * End: + */ |