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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/gbp_contract.hpp"
#include "vom/gbp_contract_cmds.hpp"
#include "vom/singular_db_funcs.hpp"
namespace VOM {
singular_db<gbp_contract::key_t, gbp_contract> gbp_contract::m_db;
gbp_contract::event_handler gbp_contract::m_evh;
gbp_contract::gbp_contract(epg_id_t src_epg_id,
epg_id_t dst_epg_id,
const ACL::l3_list& acl)
: m_hw(false)
, m_src_epg_id(src_epg_id)
, m_dst_epg_id(dst_epg_id)
, m_acl(acl.singular())
{
}
gbp_contract::gbp_contract(const gbp_contract& gbpc)
: m_hw(gbpc.m_hw)
, m_src_epg_id(gbpc.m_src_epg_id)
, m_dst_epg_id(gbpc.m_dst_epg_id)
, m_acl(gbpc.m_acl)
{
}
gbp_contract::~gbp_contract()
{
sweep();
// not in the DB anymore.
m_db.release(key(), this);
}
const gbp_contract::key_t
gbp_contract::key() const
{
return (std::make_pair(m_src_epg_id, m_dst_epg_id));
}
bool
gbp_contract::operator==(const gbp_contract& gbpc) const
{
return ((key() == gbpc.key()) && (m_acl->handle() == gbpc.m_acl->handle()));
}
void
gbp_contract::sweep()
{
if (m_hw) {
HW::enqueue(
new gbp_contract_cmds::delete_cmd(m_hw, m_src_epg_id, m_dst_epg_id));
}
HW::write();
}
void
gbp_contract::replay()
{
if (m_hw) {
HW::enqueue(new gbp_contract_cmds::create_cmd(
m_hw, m_src_epg_id, m_dst_epg_id, m_acl->handle()));
}
}
std::string
gbp_contract::to_string() const
{
std::ostringstream s;
s << "gbp-contract:[{" << m_src_epg_id << ", " << m_dst_epg_id << "}, "
<< m_acl->to_string() << "]";
return (s.str());
}
void
gbp_contract::update(const gbp_contract& r)
{
/*
* create the table if it is not yet created
*/
if (rc_t::OK != m_hw.rc()) {
HW::enqueue(new gbp_contract_cmds::create_cmd(
m_hw, m_src_epg_id, m_dst_epg_id, m_acl->handle()));
}
}
std::shared_ptr<gbp_contract>
gbp_contract::find_or_add(const gbp_contract& temp)
{
return (m_db.find_or_add(temp.key(), temp));
}
std::shared_ptr<gbp_contract>
gbp_contract::find(const key_t& k)
{
return (m_db.find(k));
}
std::shared_ptr<gbp_contract>
gbp_contract::singular() const
{
return find_or_add(*this);
}
void
gbp_contract::dump(std::ostream& os)
{
db_dump(m_db, os);
}
gbp_contract::event_handler::event_handler()
{
OM::register_listener(this);
inspect::register_handler({ "gbp-contract" }, "GBP Contract", this);
}
void
gbp_contract::event_handler::handle_replay()
{
m_db.replay();
}
void
gbp_contract::event_handler::handle_populate(const client_db::key_t& key)
{
std::shared_ptr<gbp_contract_cmds::dump_cmd> cmd =
std::make_shared<gbp_contract_cmds::dump_cmd>();
HW::enqueue(cmd);
HW::write();
for (auto& record : *cmd) {
auto& payload = record.get_payload();
std::shared_ptr<ACL::l3_list> acl =
ACL::l3_list::find(payload.contract.acl_index);
if (acl) {
gbp_contract gbpc(payload.contract.src_epg, payload.contract.dst_epg,
*acl);
OM::commit(key, gbpc);
VOM_LOG(log_level_t::DEBUG) << "read: " << gbpc.to_string();
}
}
}
dependency_t
gbp_contract::event_handler::order() const
{
return (dependency_t::ENTRY);
}
void
gbp_contract::event_handler::show(std::ostream& os)
{
db_dump(m_db, os);
}
std::ostream&
operator<<(std::ostream& os, const gbp_contract::key_t& key)
{
os << "{ " << key.first << "," << key.second << "}";
return (os);
}
} // namespace VOM
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
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