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/*
* 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:
*/
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