diff options
Diffstat (limited to 'extras/deprecated/vom/vom/acl_ethertype.cpp')
| -rw-r--r-- | extras/deprecated/vom/vom/acl_ethertype.cpp | 253 |
1 files changed, 253 insertions, 0 deletions
diff --git a/extras/deprecated/vom/vom/acl_ethertype.cpp b/extras/deprecated/vom/vom/acl_ethertype.cpp new file mode 100644 index 00000000000..a72471ac8dc --- /dev/null +++ b/extras/deprecated/vom/vom/acl_ethertype.cpp @@ -0,0 +1,253 @@ +/* + * 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/acl_ethertype.hpp" +#include "vom/acl_ethertype_cmds.hpp" +#include "vom/singular_db_funcs.hpp" + +namespace VOM { +namespace ACL { + +ethertype_rule_t::ethertype_rule_t(const ethertype_t& eth, + const direction_t& dir) + : m_eth(eth) + , m_dir(dir) +{ +} + +std::string +ethertype_rule_t::to_string() const +{ + std::ostringstream s; + + s << "[" + << "ethertype:" << m_eth.to_string() << " dir:" << m_dir.to_string() + << "],"; + + return (s.str()); +} + +bool +ethertype_rule_t::operator<(const ethertype_rule_t& other) const +{ + return (m_dir > other.m_dir); +} + +bool +ethertype_rule_t::operator==(const ethertype_rule_t& other) const +{ + return (m_dir == other.m_dir && m_eth == other.m_eth); +} + +uint16_t +ethertype_rule_t::getEthertype() const +{ + return m_eth.value(); +} + +const direction_t& +ethertype_rule_t::getDirection() const +{ + return m_dir; +} + +/** + * A DB of all acl ethertype bindings configs + */ +singular_db<interface::key_t, acl_ethertype> acl_ethertype::m_db; + +acl_ethertype::event_handler acl_ethertype::m_evh; + +acl_ethertype::acl_ethertype(const interface& itf, + const acl_ethertype::ethertype_rules_t& le) + : m_itf(itf.singular()) + , m_le(le) + , m_binding(true) +{ +} + +acl_ethertype::acl_ethertype(const acl_ethertype& o) + : m_itf(o.m_itf) + , m_le(o.m_le) + , m_binding(o.m_binding) +{ +} + +acl_ethertype::~acl_ethertype() +{ + sweep(); + + // not in the DB anymore. + m_db.release(m_itf->key(), this); +} + +void +acl_ethertype::sweep() +{ + if (m_binding) { + HW::enqueue(new acl_ethertype_cmds::unbind_cmd(m_binding, m_itf->handle())); + } + HW::write(); +} + +const acl_ethertype::key_t& +acl_ethertype::key() const +{ + return (m_itf->key()); +} + +bool +acl_ethertype::operator==(const acl_ethertype& other) const +{ + return (m_itf->key() == other.m_itf->key() && m_le == other.m_le); +} + +std::shared_ptr<acl_ethertype> +acl_ethertype::find(const key_t& key) +{ + return (m_db.find(key)); +} + +void +acl_ethertype::dump(std::ostream& os) +{ + db_dump(m_db, os); +} + +void +acl_ethertype::replay() +{ + if (m_binding) { + HW::enqueue( + new acl_ethertype_cmds::bind_cmd(m_binding, m_itf->handle(), m_le)); + } +} + +std::string +acl_ethertype::to_string() const +{ + std::ostringstream s; + s << "Acl-Ethertype:" << m_itf->to_string() << " ethertype-rules:"; + auto it = m_le.cbegin(); + while (it != m_le.cend()) { + s << it->to_string(); + ++it; + } + s << " rules-size:" << m_le.size(); + + return (s.str()); +} + +void +acl_ethertype::update(const acl_ethertype& desired) +{ + /* + * always update the instance with the latest rules + */ + if (!m_binding || desired.m_le != m_le) { + HW::enqueue( + new acl_ethertype_cmds::bind_cmd(m_binding, m_itf->handle(), m_le)); + } + + m_le = desired.m_le; +} + +std::shared_ptr<acl_ethertype> +acl_ethertype::find_or_add(const acl_ethertype& temp) +{ + return (m_db.find_or_add(temp.m_itf->key(), temp)); +} + +std::shared_ptr<acl_ethertype> +acl_ethertype::singular() const +{ + return find_or_add(*this); +} + +acl_ethertype::event_handler::event_handler() +{ + OM::register_listener(this); + inspect::register_handler({ "acl-ethertype" }, "ACL Ethertype bindings", + this); +} + +void +acl_ethertype::event_handler::handle_replay() +{ + m_db.replay(); +} + +void +acl_ethertype::event_handler::handle_populate(const client_db::key_t& key) +{ + /* + * dump VPP acl ethertypes + */ + std::shared_ptr<acl_ethertype_cmds::dump_cmd> cmd = + std::make_shared<acl_ethertype_cmds::dump_cmd>(~0); + + HW::enqueue(cmd); + HW::write(); + + for (auto& record : *cmd) { + auto& payload = record.get_payload(); + handle_t hdl(payload.sw_if_index); + std::shared_ptr<interface> itf = interface::find(hdl); + uint8_t n_input = payload.n_input; + uint8_t count = payload.count; + ethertype_rules_t ler; + if (itf) { + for (int i = 0; i < count; i++) { + ethertype_t e = ethertype_t::from_numeric_val(payload.whitelist[i]); + if (n_input) { + ethertype_rule_t er(e, direction_t::INPUT); + ler.insert(er); + n_input--; + } else { + ethertype_rule_t er(e, direction_t::OUTPUT); + ler.insert(er); + } + } + if (!ler.empty()) { + acl_ethertype a_e(*itf, ler); + VOM_LOG(log_level_t::DEBUG) << "ethertype dump: " << a_e.to_string(); + OM::commit(key, a_e); + } + } else { + VOM_LOG(log_level_t::ERROR) << "no interface:" << payload.sw_if_index; + } + } +} + +dependency_t +acl_ethertype::event_handler::order() const +{ + return (dependency_t::BINDING); +} + +void +acl_ethertype::event_handler::show(std::ostream& os) +{ + db_dump(m_db, os); +} +}; +}; +/* + * fd.io coding-style-patch-verification: OFF + * + * Local Variables: + * eval: (c-set-style "mozilla") + * End: + */ |