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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.
*/
#ifndef __VOM_GBP_VXLAN_H__
#define __VOM_GBP_VXLAN_H__
#include "vom/gbp_bridge_domain.hpp"
#include "vom/gbp_route_domain.hpp"
#include "vom/hw.hpp"
#include "vom/inspect.hpp"
#include "vom/interface.hpp"
#include "vom/singular_db.hpp"
namespace VOM {
/**
* A representation of a GBP_VXLAN Tunnel in VPP
*/
class gbp_vxlan : public interface
{
public:
/**
* The VNI is the key
*/
typedef uint32_t key_t;
/**
* Construct a new object matching the desried state
*/
gbp_vxlan(uint32_t vni,
const gbp_bridge_domain& gbd,
const boost::asio::ip::address_v4& src);
gbp_vxlan(uint32_t vni,
const gbp_route_domain& grd,
const boost::asio::ip::address_v4& src);
/*
* Destructor
*/
~gbp_vxlan();
/**
* Copy constructor
*/
gbp_vxlan(const gbp_vxlan& o);
bool operator==(const gbp_vxlan& vt) const;
/**
* Return the matching 'singular instance'
*/
std::shared_ptr<gbp_vxlan> singular() const;
/**
* Return the object's key
*/
const key_t key() const;
/**
* Debug rpint function
*/
virtual std::string to_string() const;
/**
* Return VPP's handle to this object
*/
const handle_t& handle() const;
/**
* Dump all L3Configs into the stream provided
*/
static void dump(std::ostream& os);
/**
* Find the GBP_VXLAN tunnel in the OM
*/
static std::shared_ptr<gbp_vxlan> find(const key_t k);
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 handle to register with OM
*/
static event_handler m_evh;
/**
* Commit the acculmulated changes into VPP. i.e. to a 'HW" write.
*/
void update(const gbp_vxlan& obj);
/**
* Return the matching 'instance' of the sub-interface
* over-ride from the base class
*/
std::shared_ptr<interface> singular_i() const;
/**
* Find the GBP_VXLAN tunnel in the OM
*/
static std::shared_ptr<gbp_vxlan> find_or_add(const gbp_vxlan& temp);
/*
* It's the VPPHW class that updates the objects in HW
*/
friend class OM;
/**
* It's the singular_db class that calls replay()
*/
friend class singular_db<key_t, gbp_vxlan>;
/**
* Sweep/reap the object if still stale
*/
void sweep(void);
/**
* replay the object to create it in hardware
*/
void replay(void);
/**
* Tunnel VNI/key
*/
uint32_t m_vni;
std::shared_ptr<gbp_bridge_domain> m_gbd;
std::shared_ptr<gbp_route_domain> m_grd;
boost::asio::ip::address_v4 m_src;
/**
* A map of all VLAN tunnela against thier key
*/
static singular_db<key_t, gbp_vxlan> m_db;
/**
* Construct a unique name for the tunnel
*/
static std::string mk_name(uint32_t vni);
};
}; // namespace VOM
/*
* fd.io coding-style-patch-verification: ON
*
* Local Variables:
* eval: (c-set-style "mozilla")
* End:
*/
#endif
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