diff options
Diffstat (limited to 'extras/vom/vom/bond_group_binding.cpp')
-rw-r--r-- | extras/vom/vom/bond_group_binding.cpp | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/extras/vom/vom/bond_group_binding.cpp b/extras/vom/vom/bond_group_binding.cpp new file mode 100644 index 00000000000..60721dd4265 --- /dev/null +++ b/extras/vom/vom/bond_group_binding.cpp @@ -0,0 +1,179 @@ +/* + * 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" +#include "vom/singular_db_funcs.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) +{ + db_dump(m_db, 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) +{ + db_dump(m_db, os); +} +} +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "mozilla") + * End: + */ |