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/*
* Copyright (c) 2018 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/bond_group_binding.hpp"
#include "vom/bond_group_binding_cmds.hpp"
namespace VOM {
/**
* A DB of all bond interface binding
*/
singular_db<bond_group_binding::key_t, bond_group_binding>
bond_group_binding::m_db;
bond_group_binding::event_handler bond_group_binding::m_evh;
bond_group_binding::bond_group_binding(const bond_interface& itf,
const enslaved_itf_t& itfs)
: m_itf(itf.singular())
, m_mem_itfs(itfs)
, m_binding(false)
{
}
bond_group_binding::bond_group_binding(const bond_group_binding& o)
: m_itf(o.m_itf)
, m_mem_itfs(o.m_mem_itfs)
, m_binding(o.m_binding)
{
}
bond_group_binding::~bond_group_binding()
{
sweep();
// not in the DB anymore.
m_db.release(key(), this);
}
const bond_group_binding::key_t
bond_group_binding::key() const
{
return (m_itf->key() + "-binding");
}
void
bond_group_binding::sweep()
{
auto it = m_mem_itfs.cbegin();
while (it != m_mem_itfs.cend()) {
if (m_binding) {
HW::enqueue(
new bond_group_binding_cmds::unbind_cmd(m_binding, it->hdl()));
}
HW::write();
++it;
}
}
void
bond_group_binding::dump(std::ostream& os)
{
m_db.dump(os);
}
void
bond_group_binding::replay()
{
auto it = m_mem_itfs.cbegin();
while (it != m_mem_itfs.cend()) {
if (m_binding) {
HW::enqueue(
new bond_group_binding_cmds::bind_cmd(m_binding, m_itf->handle(), *it));
}
HW::write();
++it;
}
}
std::string
bond_group_binding::to_string() const
{
auto it = m_mem_itfs.cbegin();
std::ostringstream s;
s << "bond-interface-binding: " << m_itf->to_string() << " slave-itfs: [";
while (it != m_mem_itfs.cend()) {
s << " " << it->to_string();
++it;
}
s << "]";
return (s.str());
}
void
bond_group_binding::update(const bond_group_binding& desired)
{
/*
* the desired state is always that the interface should be created
*/
auto it = m_mem_itfs.cbegin();
while (it != m_mem_itfs.cend()) {
if (!m_binding) {
HW::enqueue(
new bond_group_binding_cmds::bind_cmd(m_binding, m_itf->handle(), *it));
}
++it;
}
}
std::shared_ptr<bond_group_binding>
bond_group_binding::find_or_add(const bond_group_binding& temp)
{
return (m_db.find_or_add(temp.key(), temp));
}
std::shared_ptr<bond_group_binding>
bond_group_binding::singular() const
{
return find_or_add(*this);
}
bond_group_binding::event_handler::event_handler()
{
OM::register_listener(this);
inspect::register_handler({ "bond-intf-binding" }, "Bond interface binding",
this);
}
void
bond_group_binding::event_handler::handle_replay()
{
m_db.replay();
}
void
bond_group_binding::event_handler::handle_populate(const client_db::key_t& key)
{
/*
* handle it in interface class
*/
}
dependency_t
bond_group_binding::event_handler::order() const
{
/*
* We want enslaved interfaces bind to bond after interface
* but before anything else.
*/
return (dependency_t::BOND_BINDING);
}
void
bond_group_binding::event_handler::show(std::ostream& os)
{
m_db.dump(os);
}
}
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
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