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/*
* Copyright (c) 2019 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/qos_store.hpp"
#include "vom/api_types.hpp"
#include "vom/qos_store_cmds.hpp"
#include "vom/qos_types_api.hpp"
#include "vom/singular_db_funcs.hpp"
namespace VOM {
namespace QoS {
singular_db<store::key_t, store> store::m_db;
store::event_handler store::m_evh;
store::store(const interface& itf, const source_t& src, bits_t value)
: m_config(false)
, m_itf(itf.singular())
, m_src(src)
, m_value(value)
{
}
store::store(const store& s)
: m_config(s.m_config)
, m_itf(s.m_itf)
, m_src(s.m_src)
, m_value(s.m_value)
{
}
store::~store()
{
sweep();
m_db.release(key(), this);
}
const store::key_t
store::key() const
{
return (std::make_pair(m_itf->key(), m_src));
}
bool
store::operator==(const store& r) const
{
return (key() == r.key());
}
void
store::sweep()
{
if (m_config) {
HW::enqueue(new store_cmds::delete_cmd(m_config, m_itf->handle(), m_src));
}
HW::write();
}
void
store::replay()
{
if (m_config) {
HW::enqueue(
new store_cmds::create_cmd(m_config, m_itf->handle(), m_src, m_value));
}
}
std::string
store::to_string() const
{
std::ostringstream s;
s << "qos-store:[" << m_itf->to_string() << ", src:" << m_src.to_string()
<< ", value:" << static_cast<int>(m_value);
return (s.str());
}
void
store::update(const store& r)
{
if (rc_t::OK != m_config.rc()) {
HW::enqueue(
new store_cmds::create_cmd(m_config, m_itf->handle(), m_src, m_value));
}
}
std::shared_ptr<store>
store::find_or_add(const store& temp)
{
return (m_db.find_or_add(temp.key(), temp));
}
std::shared_ptr<store>
store::find(const key_t& k)
{
return (m_db.find(k));
}
std::shared_ptr<store>
store::singular() const
{
return find_or_add(*this);
}
void
store::dump(std::ostream& os)
{
db_dump(m_db, os);
}
store::event_handler::event_handler()
{
OM::register_listener(this);
inspect::register_handler({ "qos-store" }, "QoS Store", this);
}
void
store::event_handler::handle_replay()
{
m_db.replay();
}
void
store::event_handler::handle_populate(const client_db::key_t& key)
{
std::shared_ptr<store_cmds::dump_cmd> cmd =
std::make_shared<store_cmds::dump_cmd>();
HW::enqueue(cmd);
HW::write();
for (auto& rr : *cmd) {
auto& payload = rr.get_payload();
std::shared_ptr<interface> itf = interface::find(payload.store.sw_if_index);
VOM_LOG(log_level_t::DEBUG) << "data: " << payload.store.sw_if_index;
if (itf) {
store qr(*itf, from_api(payload.store.input_source), payload.store.value);
OM::commit(key, qr);
VOM_LOG(log_level_t::DEBUG) << "read: " << qr.to_string();
} else {
VOM_LOG(log_level_t::ERROR) << "no interface:"
<< payload.store.sw_if_index;
}
}
}
dependency_t
store::event_handler::order() const
{
return (dependency_t::ENTRY);
}
void
store::event_handler::show(std::ostream& os)
{
db_dump(m_db, os);
}
}; // namespace QoS
}; // namespace VOM
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
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