--- /dev/null
+/*
+ * 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.
+ */
+
+#ifndef __VOM_L2_XCONNECT_H__
+#define __VOM_L2_XCONNECT_H__
+
+#include "vom/hw.hpp"
+#include "vom/inspect.hpp"
+#include "vom/interface.hpp"
+#include "vom/l2_vtr.hpp"
+#include "vom/object_base.hpp"
+#include "vom/om.hpp"
+#include "vom/singular_db.hpp"
+
+namespace VOM {
+/**
+ * A Class representing the cross connnect of an L2 interface with another
+ * l2 interface
+ */
+class l2_xconnect : public object_base
+{
+public:
+ /**
+ * Key type for an L2 xconnect in the singular DB
+ */
+ typedef std::pair<interface::key_t, interface::key_t> key_t;
+
+ /**
+ * Construct a new object matching the desried state
+ */
+ l2_xconnect(const interface& east_itf, const interface& west_itf);
+
+ /**
+ * Copy Constructor
+ */
+ l2_xconnect(const l2_xconnect& o);
+
+ /**
+ * Destructor
+ */
+ ~l2_xconnect();
+
+ /**
+ * Return the xconnect's key
+ */
+ const key_t key() const;
+
+ /**
+ * Comparison operator - for UT
+ */
+ bool operator==(const l2_xconnect& l) const;
+
+ /**
+ * Return the 'singular instance' of the L2 config that matches this
+ * object
+ */
+ std::shared_ptr<l2_xconnect> singular() const;
+
+ /**
+ * convert to string format for debug purposes
+ */
+ std::string to_string() const;
+
+ /**
+ * Dump all l2_xconnects into the stream provided
+ */
+ static void dump(std::ostream& os);
+
+ /**
+ * Set the VTR operation on the binding/interface
+ */
+ void set(const l2_vtr::option_t& op, uint16_t tag);
+
+ /**
+ * Static function to find the bridge_domain in the model
+ */
+ static std::shared_ptr<l2_xconnect> find(const key_t& key);
+
+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;
+
+ /**
+ * Enque commands to the VPP command Q for the update
+ */
+ void update(const l2_xconnect& obj);
+
+ /**
+ * Find or Add the singular instance in the DB
+ */
+ static std::shared_ptr<l2_xconnect> find_or_add(const l2_xconnect& 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<key_t, l2_xconnect>;
+
+ /**
+ * 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 the interface that this L2 layer
+ * represents. By holding the reference here, we can guarantee that
+ * this object will outlive the interface
+ */
+ const std::shared_ptr<interface> m_east_itf;
+
+ /**
+ * A reference counting pointer the Bridge-Domain that this L2
+ * interface is bound to. By holding the reference here, we can
+ * guarantee that this object will outlive the BD.
+ */
+ const std::shared_ptr<interface> m_west_itf;
+
+ /**
+ * HW configuration for the xconnect. The bool representing the
+ * do/don't bind.
+ */
+ HW::item<bool> m_xconnect_east;
+
+ /**
+ * HW configuration for the xconnect. The bool representing the
+ * do/don't bind.
+ */
+ HW::item<bool> m_xconnect_west;
+
+ /**
+ * HW configuration for the VTR option
+ */
+ HW::item<l2_vtr::option_t> m_vtr_op;
+
+ /**
+ * The Dot1q tag for the VTR operation
+ */
+ uint16_t m_vtr_op_tag;
+
+ /**
+ * A map of all L2 interfaces key against the interface's handle_t
+ */
+ static singular_db<key_t, l2_xconnect> m_db;
+};
+
+std::ostream& operator<<(std::ostream& os, const l2_xconnect::key_t& key);
+};
+
+/*
+ * fd.io coding-style-patch-verification: OFF
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif
Code Review / vpp.git / blobdiff