-/* Copyright (c) 2016-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2016-2020. The SimGrid Team. All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include <simgrid/forward.h>
#include <simgrid/s4u/NetZone.hpp>
+#include <xbt/PropertyHolder.hpp>
#include <xbt/graph.h>
#include <map>
+#include <vector>
namespace simgrid {
namespace kernel {
namespace routing {
-class BypassRoute;
+
+class BypassRoute {
+public:
+ explicit BypassRoute(NetPoint* gwSrc, NetPoint* gwDst) : gw_src(gwSrc), gw_dst(gwDst) {}
+ NetPoint* gw_src;
+ NetPoint* gw_dst;
+ std::vector<resource::LinkImpl*> links;
+};
/** @ingroup ROUTING_API
* @brief Private implementation of the Networking Zones
* called Autonomous Systems in this article).
*
*/
-class XBT_PUBLIC NetZoneImpl : public s4u::NetZone {
- friend simgrid::kernel::EngineImpl; // it destroys netRoot_
+class XBT_PUBLIC NetZoneImpl : public xbt::PropertyHolder {
+ friend EngineImpl; // it destroys netRoot_
+ s4u::NetZone piface_;
-protected:
- explicit NetZoneImpl(NetZone* father, std::string name);
- virtual ~NetZoneImpl();
+ // our content, as known to our graph routing algorithm (maps vertex_id -> vertex)
+ std::vector<kernel::routing::NetPoint*> vertices_;
-public:
- /** @brief Make an host within that NetZone */
- simgrid::s4u::Host* createHost(const char* name, std::vector<double>* speedPerPstate, int coreAmount,
- std::map<std::string, std::string>* props);
- /** @brief Creates a new route in this NetZone */
- void addBypassRoute(NetPoint* src, NetPoint* dst, NetPoint* gw_src, NetPoint* gw_dst,
- std::vector<simgrid::surf::LinkImpl*>& link_list, bool symmetrical) override;
+ NetZoneImpl* father_ = nullptr;
+ std::vector<NetZoneImpl*> children_; // sub-netzones
+ std::string name_;
+ bool sealed_ = false; // We cannot add more content when sealed
+
+ std::map<std::pair<NetPoint*, NetPoint*>, BypassRoute*> bypass_routes_; // src x dst -> route
+ routing::NetPoint* netpoint_ = nullptr; // Our representative in the father NetZone
protected:
+ explicit NetZoneImpl(NetZoneImpl* father, const std::string& name, resource::NetworkModel* network_model);
+ NetZoneImpl(const NetZoneImpl&) = delete;
+ NetZoneImpl& operator=(const NetZoneImpl&) = delete;
+ virtual ~NetZoneImpl();
+
/**
* @brief Probe the routing path between two points that are local to the called NetZone.
*
* @param into Container into which the traversed links and gateway informations should be pushed
* @param latency Accumulator in which the latencies should be added (caller must set it to 0)
*/
- virtual void getLocalRoute(NetPoint* src, NetPoint* dst, RouteCreationArgs* into, double* latency) = 0;
+ virtual void get_local_route(NetPoint* src, NetPoint* dst, RouteCreationArgs* into, double* latency) = 0;
/** @brief retrieves the list of all routes of size 1 (of type src x dst x Link) */
/* returns whether we found a bypass path */
- bool getBypassRoute(routing::NetPoint* src, routing::NetPoint* dst,
- /* OUT */ std::vector<surf::LinkImpl*>& links, double* latency);
+ bool get_bypass_route(routing::NetPoint* src, routing::NetPoint* dst,
+ /* OUT */ std::vector<resource::LinkImpl*>& links, double* latency);
public:
- /* @brief get the route between two nodes in the full platform
- *
- * @param src where from
- * @param dst where to
- * @param links Accumulator in which all traversed links should be pushed (caller must empty it)
- * @param latency Accumulator in which the latencies should be added (caller must set it to 0)
- */
- static void getGlobalRoute(routing::NetPoint* src, routing::NetPoint* dst,
- /* OUT */ std::vector<surf::LinkImpl*>& links, double* latency);
-
- virtual void getGraph(xbt_graph_t graph, std::map<std::string, xbt_node_t>* nodes,
- std::map<std::string, xbt_edge_t>* edges) = 0;
enum class RoutingMode {
unset = 0, /**< Undefined type */
base, /**< Base case: use simple link lists for routing */
recursive /**< Recursive case: also return gateway information */
};
+
/* FIXME: protect the following fields once the construction madness is sorted out */
RoutingMode hierarchy_ = RoutingMode::unset;
-private:
- std::map<std::pair<NetPoint*, NetPoint*>, BypassRoute*> bypassRoutes_; // src x dst -> route
- routing::NetPoint* netpoint_ = nullptr; // Our representative in the father NetZone
+ resource::NetworkModel* network_model_;
+
+ s4u::NetZone* get_iface() { return &piface_; }
+ unsigned int get_table_size() const { return vertices_.size(); }
+ std::vector<kernel::routing::NetPoint*> get_vertices() const { return vertices_; }
+ NetZoneImpl* get_father() const { return father_; }
+ /** @brief Returns the list of direct children (no grand-children). This returns the internal data, no copy.
+ * Don't mess with it.*/
+ std::vector<NetZoneImpl*>* get_children() { return &children_; }
+ /** @brief Retrieves the name of that netzone as a C++ string */
+ const std::string& get_name() const { return name_; }
+ /** @brief Retrieves the name of that netzone as a C string */
+ const char* get_cname() const { return name_.c_str(); };
+
+ std::vector<s4u::Host*> get_all_hosts() const;
+ int get_host_count() const;
+
+ /** @brief Make a host within that NetZone */
+ s4u::Host* create_host(const std::string& name, const std::vector<double>& speed_per_pstate, int core_count,
+ const std::map<std::string, std::string>* props);
+ /** @brief Creates a new route in this NetZone */
+ virtual void add_bypass_route(NetPoint* src, NetPoint* dst, NetPoint* gw_src, NetPoint* gw_dst,
+ std::vector<resource::LinkImpl*>& link_list, bool symmetrical);
+
+ /** @brief Seal your netzone once you're done adding content, and before routing stuff through it */
+ virtual void seal() { sealed_ = true; };
+ virtual int add_component(kernel::routing::NetPoint* elm); /* A host, a router or a netzone, whatever */
+ virtual void add_route(kernel::routing::NetPoint* src, kernel::routing::NetPoint* dst,
+ kernel::routing::NetPoint* gw_src, kernel::routing::NetPoint* gw_dst,
+ std::vector<kernel::resource::LinkImpl*>& link_list, bool symmetrical);
+
+ /* @brief get the route between two nodes in the full platform
+ *
+ * @param src where from
+ * @param dst where to
+ * @param links Accumulator in which all traversed links should be pushed (caller must empty it)
+ * @param latency Accumulator in which the latencies should be added (caller must set it to 0)
+ */
+ static void get_global_route(routing::NetPoint* src, routing::NetPoint* dst,
+ /* OUT */ std::vector<resource::LinkImpl*>& links, double* latency);
+
+ virtual void get_graph(const s_xbt_graph_t* graph, std::map<std::string, xbt_node_t>* nodes,
+ std::map<std::string, xbt_edge_t>* edges) = 0;
};
} // namespace routing
} // namespace kernel
-}; // namespace simgrid
+} // namespace simgrid
#endif /* SIMGRID_ROUTING_NETZONEIMPL_HPP */
