blob: 7bc7ed657d4aee596ac0337f40b528e6efe9f038 [file] [log] [blame]
/*
* 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/l2_emulation.hpp"
#include "vom/l2_emulation_cmds.hpp"
#include "vom/singular_db_funcs.hpp"
namespace VOM {
/**
* A DB of all the L2 Configs
*/
singular_db<l2_emulation::key_t, l2_emulation> l2_emulation::m_db;
l2_emulation::event_handler l2_emulation::m_evh;
/**
* Construct a new object matching the desried state
*/
l2_emulation::l2_emulation(const interface& itf)
: m_itf(itf.singular())
, m_emulation(0)
{
}
l2_emulation::l2_emulation(const l2_emulation& o)
: m_itf(o.m_itf)
, m_emulation(0)
{
}
const l2_emulation::key_t&
l2_emulation::key() const
{
return (m_itf->key());
}
bool
l2_emulation::operator==(const l2_emulation& l) const
{
return ((*m_itf == *l.m_itf));
}
std::shared_ptr<l2_emulation>
l2_emulation::find(const key_t& key)
{
return (m_db.find(key));
}
void
l2_emulation::sweep()
{
if (m_emulation && handle_t::INVALID != m_itf->handle()) {
HW::enqueue(
new l2_emulation_cmds::disable_cmd(m_emulation, m_itf->handle()));
}
// no need to undo the VTR operation.
HW::write();
}
void
l2_emulation::replay()
{
if (m_emulation && handle_t::INVALID != m_itf->handle()) {
HW::enqueue(
new l2_emulation_cmds::enable_cmd(m_emulation, m_itf->handle()));
}
}
l2_emulation::~l2_emulation()
{
sweep();
// not in the DB anymore.
m_db.release(m_itf->key(), this);
}
std::string
l2_emulation::to_string() const
{
std::ostringstream s;
s << "L2-emulation:[" << m_itf->to_string() << "]";
return (s.str());
}
void
l2_emulation::update(const l2_emulation& desired)
{
/*
* the desired state is always that the interface should be created
*/
if (rc_t::OK != m_emulation.rc()) {
HW::enqueue(
new l2_emulation_cmds::enable_cmd(m_emulation, m_itf->handle()));
}
}
std::shared_ptr<l2_emulation>
l2_emulation::find_or_add(const l2_emulation& temp)
{
return (m_db.find_or_add(temp.m_itf->key(), temp));
}
std::shared_ptr<l2_emulation>
l2_emulation::singular() const
{
return find_or_add(*this);
}
void
l2_emulation::dump(std::ostream& os)
{
db_dump(m_db, os);
}
l2_emulation::event_handler::event_handler()
{
OM::register_listener(this);
inspect::register_handler({ "l2e" }, "L2 Emulation", this);
}
void
l2_emulation::event_handler::handle_replay()
{
m_db.replay();
}
void
l2_emulation::event_handler::handle_populate(const client_db::key_t& key)
{
/**
* This is done while populating the bridge-domain
*/
}
dependency_t
l2_emulation::event_handler::order() const
{
return (dependency_t::BINDING);
}
void
l2_emulation::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:
*/