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-rw-r--r--src/vpp-api/vom/tap_interface.cpp158
1 files changed, 158 insertions, 0 deletions
diff --git a/src/vpp-api/vom/tap_interface.cpp b/src/vpp-api/vom/tap_interface.cpp
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+++ b/src/vpp-api/vom/tap_interface.cpp
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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/tap_interface.hpp"
+#include "vom/cmd.hpp"
+
+#include <vapi/vpe.api.vapi.hpp>
+
+namespace VOM {
+tap_interface::event_handler tap_interface::m_evh;
+
+/**
+ * Construct a new object matching the desried state
+ */
+tap_interface::tap_interface(const std::string& name,
+ admin_state_t state,
+ route::prefix_t prefix)
+ : interface(name, type_t::TAP, state)
+ , m_prefix(prefix)
+ , m_l2_address(l2_address_t::ZERO)
+{
+}
+
+tap_interface::tap_interface(const std::string& name,
+ admin_state_t state,
+ route::prefix_t prefix,
+ const l2_address_t& l2_address)
+ : interface(name, type_t::TAP, state)
+ , m_prefix(prefix)
+ , m_l2_address(l2_address)
+{
+}
+
+tap_interface::tap_interface(const handle_t& hdl,
+ const std::string& name,
+ admin_state_t state,
+ route::prefix_t prefix)
+ : interface(hdl, l2_address_t::ZERO, name, type_t::TAP, state)
+ , m_prefix(prefix)
+ , m_l2_address(l2_address_t::ZERO)
+{
+}
+
+tap_interface::~tap_interface()
+{
+ sweep();
+ release();
+}
+
+tap_interface::tap_interface(const tap_interface& o)
+ : interface(o)
+ , m_prefix(o.m_prefix)
+ , m_l2_address(o.m_l2_address)
+{
+}
+
+std::queue<cmd*>&
+tap_interface::mk_create_cmd(std::queue<cmd*>& q)
+{
+ q.push(new create_cmd(m_hdl, name(), m_prefix, m_l2_address));
+
+ return (q);
+}
+
+std::queue<cmd*>&
+tap_interface::mk_delete_cmd(std::queue<cmd*>& q)
+{
+ q.push(new delete_cmd(m_hdl));
+
+ return (q);
+}
+
+std::shared_ptr<tap_interface>
+tap_interface::singular() const
+{
+ return std::dynamic_pointer_cast<tap_interface>(singular_i());
+}
+
+std::shared_ptr<interface>
+tap_interface::singular_i() const
+{
+ return m_db.find_or_add(name(), *this);
+}
+
+void
+tap_interface::event_handler::handle_populate(const client_db::key_t& key)
+{
+ /*
+ * dump VPP current states
+ */
+ std::shared_ptr<tap_interface::dump_cmd> cmd(new tap_interface::dump_cmd());
+
+ HW::enqueue(cmd);
+ HW::write();
+
+ for (auto& record : *cmd) {
+ auto& payload = record.get_payload();
+
+ std::string name = reinterpret_cast<const char*>(payload.dev_name);
+
+ tap_interface itf(name, interface::admin_state_t::UP,
+ route::prefix_t::ZERO);
+
+ VOM_LOG(log_level_t::DEBUG) << "tap-dump: " << itf.to_string();
+
+ /*
+ * Write each of the discovered interfaces into the OM,
+ * but disable the HW Command q whilst we do, so that no
+ * commands are sent to VPP
+ */
+ OM::commit(key, itf);
+ }
+}
+
+tap_interface::event_handler::event_handler()
+{
+ OM::register_listener(this);
+ inspect::register_handler({ "tap" }, "tap_interfaces", this);
+}
+
+void
+tap_interface::event_handler::handle_replay()
+{
+ m_db.replay();
+}
+
+dependency_t
+tap_interface::event_handler::order() const
+{
+ return (dependency_t::INTERFACE);
+}
+
+void
+tap_interface::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:
+ */