diff options
Diffstat (limited to 'extras/vom/vom/lldp_binding.cpp')
-rw-r--r-- | extras/vom/vom/lldp_binding.cpp | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/extras/vom/vom/lldp_binding.cpp b/extras/vom/vom/lldp_binding.cpp new file mode 100644 index 00000000000..69b30c2ce94 --- /dev/null +++ b/extras/vom/vom/lldp_binding.cpp @@ -0,0 +1,163 @@ +/* + * 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/lldp_binding.hpp" +#include "vom/lldp_binding_cmds.hpp" +#include "vom/singular_db_funcs.hpp" + +namespace VOM { +/** + * A DB of all LLDP configs + */ +singular_db<interface::key_t, lldp_binding> lldp_binding::m_db; + +lldp_binding::event_handler lldp_binding::m_evh; + +lldp_binding::lldp_binding(const interface& itf, const std::string& port_desc) + : m_itf(itf.singular()) + , m_port_desc(port_desc) + , m_binding(0) +{ +} + +lldp_binding::lldp_binding(const lldp_binding& o) + : m_itf(o.m_itf) + , m_port_desc(o.m_port_desc) + , m_binding(0) +{ +} + +lldp_binding::~lldp_binding() +{ + sweep(); + + // not in the DB anymore. + m_db.release(m_itf->key(), this); +} + +bool +lldp_binding::operator==(const lldp_binding& l) const +{ + return ((key() == l.key()) && (m_port_desc == l.m_port_desc)); +} + +const lldp_binding::key_t& +lldp_binding::key() const +{ + return (m_itf->key()); +} + +void +lldp_binding::sweep() +{ + if (m_binding) { + HW::enqueue(new lldp_binding_cmds::unbind_cmd(m_binding, m_itf->handle())); + } + HW::write(); +} + +void +lldp_binding::dump(std::ostream& os) +{ + db_dump(m_db, os); +} + +void +lldp_binding::replay() +{ + if (m_binding) { + HW::enqueue( + new lldp_binding_cmds::bind_cmd(m_binding, m_itf->handle(), m_port_desc)); + } +} + +std::string +lldp_binding::to_string() const +{ + std::ostringstream s; + s << "Lldp-binding: " << m_itf->to_string() << " port_desc:" << m_port_desc + << " " << m_binding.to_string(); + + return (s.str()); +} + +void +lldp_binding::update(const lldp_binding& desired) +{ + /* + * the desired state is always that the interface should be created + */ + if (!m_binding) { + HW::enqueue( + new lldp_binding_cmds::bind_cmd(m_binding, m_itf->handle(), m_port_desc)); + } +} + +std::shared_ptr<lldp_binding> +lldp_binding::find_or_add(const lldp_binding& temp) +{ + return (m_db.find_or_add(temp.m_itf->key(), temp)); +} + +std::shared_ptr<lldp_binding> +lldp_binding::find(const key_t& k) +{ + return (m_db.find(k)); +} + +std::shared_ptr<lldp_binding> +lldp_binding::singular() const +{ + return find_or_add(*this); +} + +lldp_binding::event_handler::event_handler() +{ + OM::register_listener(this); + inspect::register_handler({ "lldp" }, "LLDP bindings", this); +} + +void +lldp_binding::event_handler::handle_replay() +{ + m_db.replay(); +} + +void +lldp_binding::event_handler::handle_populate(const client_db::key_t& key) +{ + // FIXME +} + +dependency_t +lldp_binding::event_handler::order() const +{ + return (dependency_t::BINDING); +} + +void +lldp_binding::event_handler::show(std::ostream& os) +{ + db_dump(m_db, os); +} +} + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "mozilla") + * End: + */ |