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Diffstat (limited to 'src/vpp-api/vom/lldp_binding.hpp')
-rw-r--r-- | src/vpp-api/vom/lldp_binding.hpp | 239 |
1 files changed, 239 insertions, 0 deletions
diff --git a/src/vpp-api/vom/lldp_binding.hpp b/src/vpp-api/vom/lldp_binding.hpp new file mode 100644 index 00000000000..993a2fd3d4b --- /dev/null +++ b/src/vpp-api/vom/lldp_binding.hpp @@ -0,0 +1,239 @@ +/* + * 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. + */ + +#ifndef __VOM_LLDP_BINDING_H__ +#define __VOM_LLDP_BINDING_H__ + +#include "vom/dump_cmd.hpp" +#include "vom/hw.hpp" +#include "vom/inspect.hpp" +#include "vom/interface.hpp" +#include "vom/object_base.hpp" +#include "vom/om.hpp" +#include "vom/rpc_cmd.hpp" +#include "vom/singular_db.hpp" +#include "vom/sub_interface.hpp" + +#include <vapi/lldp.api.vapi.hpp> + +namespace VOM { +/** + * A representation of LLDP client configuration on an interface + */ +class lldp_binding : public object_base +{ +public: + /** + * Construct a new object matching the desried state + */ + lldp_binding(const interface& itf, const std::string& hostname); + + /** + * Copy Constructor + */ + lldp_binding(const lldp_binding& o); + /** + * Destructor + */ + ~lldp_binding(); + + /** + * Return the 'singular' of the LLDP binding that matches this object + */ + std::shared_ptr<lldp_binding> singular() const; + + /** + * convert to string format for debug purposes + */ + std::string to_string() const; + + /** + * Dump all LLDP bindings into the stream provided + */ + static void dump(std::ostream& os); + + /** + * A command class that binds the LLDP config to the interface + */ + class bind_cmd + : public rpc_cmd<HW::item<bool>, rc_t, vapi::Sw_interface_set_lldp> + { + public: + /** + * Constructor + */ + bind_cmd(HW::item<bool>& item, + const handle_t& itf, + const std::string& port_desc); + + /** + * Issue the command to VPP/HW + */ + rc_t issue(connection& con); + /** + * convert to string format for debug purposes + */ + std::string to_string() const; + + /** + * Comparison operator - only used for UT + */ + bool operator==(const bind_cmd& i) const; + + private: + /** + * Reference to the HW::item of the interface to bind + */ + const handle_t& m_itf; + + /** + * The LLDP client's hostname + */ + const std::string m_port_desc; + }; + + /** + * A cmd class that Unbinds Lldp Config from an interface + */ + class unbind_cmd + : public rpc_cmd<HW::item<bool>, rc_t, vapi::Sw_interface_set_lldp> + { + public: + /** + * Constructor + */ + unbind_cmd(HW::item<bool>& item, const handle_t& itf); + + /** + * Issue the command to VPP/HW + */ + rc_t issue(connection& con); + /** + * convert to string format for debug purposes + */ + std::string to_string() const; + + /** + * Comparison operator - only used for UT + */ + bool operator==(const unbind_cmd& i) const; + + private: + /** + * Reference to the HW::item of the interface to unbind + */ + const handle_t& m_itf; + }; + +private: + /** + * Class definition for listeners to OM events + */ + class event_handler : public OM::listener, public inspect::command_handler + { + public: + event_handler(); + virtual ~event_handler() = default; + + /** + * Handle a populate event + */ + void handle_populate(const client_db::key_t& key); + + /** + * Handle a replay event + */ + void handle_replay(); + + /** + * Show the object in the Singular DB + */ + void show(std::ostream& os); + + /** + * Get the sortable Id of the listener + */ + dependency_t order() const; + }; + + /** + * event_handler to register with OM + */ + static event_handler m_evh; + + /** + * Enquue commonds to the VPP command Q for the update + */ + void update(const lldp_binding& obj); + + /** + * Find or add LLDP binding to the OM + */ + static std::shared_ptr<lldp_binding> find_or_add(const lldp_binding& temp); + + /* + * It's the OM class that calls singular() + */ + friend class OM; + + /** + * It's the singular_db class that calls replay() + */ + friend class singular_db<interface::key_type, lldp_binding>; + + /** + * Sweep/reap the object if still stale + */ + void sweep(void); + + /** + * replay the object to create it in hardware + */ + void replay(void); + + /** + * A reference counting pointer to the interface on which LLDP config + * resides. By holding the reference here, we can guarantee that + * this object will outlive the interface + */ + const std::shared_ptr<interface> m_itf; + + /** + * The port-description in the LLDP configuration + */ + const std::string m_port_desc; + + /** + * HW configuration for the binding. The bool representing the + * do/don't bind. + */ + HW::item<bool> m_binding; + + /** + * A map of all Lldp bindings keyed against the interface. + */ + static singular_db<interface::key_type, lldp_binding> m_db; +}; +}; + +/* + * fd.io coding-style-patch-verification: ON + * + * Local Variables: + * eval: (c-set-style "mozilla") + * End: + */ + +#endif |