1 /* Copyright (c) 2016-2018. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #ifndef SIMGRID_S4U_NETZONE_HPP
7 #define SIMGRID_S4U_NETZONE_HPP
9 #include <simgrid/forward.h>
10 #include <xbt/signal.hpp>
13 #include <unordered_map>
20 /** @brief Networking Zones
22 * A netzone is a network container, in charge of routing information between elements (hosts) and to the nearby
23 * netzones. In SimGrid, there is a hierarchy of netzones, with a unique root zone (that you can retrieve from the
26 class XBT_PUBLIC NetZone {
28 friend simgrid::kernel::routing::NetZoneImpl;
30 explicit NetZone(NetZone * father, std::string name);
34 /** @brief Seal your netzone once you're done adding content, and before routing stuff through it */
36 /** @brief Retrieves the name of that netzone as a C++ string */
37 const std::string& get_name() const { return name_; }
38 /** @brief Retrieves the name of that netzone as a C string */
39 const char* get_cname() const;
41 NetZone* get_father();
42 std::vector<NetZone*>* get_children(); // Sub netzones
44 std::vector<Host*> get_all_hosts();
48 std::unordered_map<std::string, std::string> properties_;
51 /** Get the properties assigned to a netzone */
52 std::unordered_map<std::string, std::string>* get_properties();
54 /** Retrieve the property value (or nullptr if not set) */
55 const char* get_property(const char* key);
56 void set_property(const char* key, const char* value);
58 /* Add content to the netzone, at parsing time. It should be sealed afterward. */
59 virtual int add_component(kernel::routing::NetPoint* elm); /* A host, a router or a netzone, whatever */
60 virtual void add_route(kernel::routing::NetPoint* src, kernel::routing::NetPoint* dst,
61 kernel::routing::NetPoint* gw_src, kernel::routing::NetPoint* gw_dst,
62 std::vector<kernel::resource::LinkImpl*>& link_list, bool symmetrical);
63 virtual void add_bypass_route(kernel::routing::NetPoint* src, kernel::routing::NetPoint* dst,
64 kernel::routing::NetPoint* gw_src, kernel::routing::NetPoint* gw_dst,
65 std::vector<kernel::resource::LinkImpl*>& link_list, bool symmetrical) = 0;
67 /*** Called on each newly created regular route (not on bypass routes) */
68 static simgrid::xbt::signal<void(bool symmetrical, kernel::routing::NetPoint* src, kernel::routing::NetPoint* dst,
69 kernel::routing::NetPoint* gw_src, kernel::routing::NetPoint* gw_dst,
70 std::vector<kernel::resource::LinkImpl*>& link_list)>
72 static simgrid::xbt::signal<void(NetZone&)> on_creation;
73 static simgrid::xbt::signal<void(NetZone&)> on_seal;
76 // our content, as known to our graph routing algorithm (maps vertex_id -> vertex)
77 std::vector<kernel::routing::NetPoint*> vertices_;
80 unsigned int get_table_size() { return vertices_.size(); }
81 std::vector<kernel::routing::NetPoint*> get_vertices() { return vertices_; }
84 NetZone* father_ = nullptr;
87 bool sealed_ = false; // We cannot add more content when sealed
89 std::vector<NetZone*>* children_ = nullptr; // sub-netzones
91 public: // Deprecation wrappers
92 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_father()") NetZone* getFather() { return get_father(); }
93 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_name()") const std::string& getName() const { return get_name(); }
94 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_cname()") const char* getCname() const { return get_cname(); }
95 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::add_route()") void addRoute(
96 kernel::routing::NetPoint* src, kernel::routing::NetPoint* dst, kernel::routing::NetPoint* gw_src,
97 kernel::routing::NetPoint* gw_dst, std::vector<simgrid::kernel::resource::LinkImpl*>& link_list, bool symmetrical)
99 add_route(src, dst, gw_src, gw_dst, link_list, symmetrical);
101 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::add_bypass_route()") void addBypassRoute(
102 kernel::routing::NetPoint* src, kernel::routing::NetPoint* dst, kernel::routing::NetPoint* gw_src,
103 kernel::routing::NetPoint* gw_dst, std::vector<simgrid::kernel::resource::LinkImpl*>& link_list, bool symmetrical)
105 add_bypass_route(src, dst, gw_src, gw_dst, link_list, symmetrical);
107 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_properties()") std::unordered_map<std::string, std::string>* getProperties()
109 return get_properties();
111 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_property()") const char* getProperty(const char* key)
113 return get_property(key);
115 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::set_property()") void setProperty(const char* key, const char* value)
117 set_property(key, value);
119 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::add_component()") virtual int addComponent(
120 kernel::routing::NetPoint* elm)
122 return add_component(elm);
124 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_vertices()") std::vector<kernel::routing::NetPoint*> getVertices()
126 return get_vertices();
128 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_host_count()") int getHostCount() { return get_host_count(); }
129 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_all_hosts()") void getHosts(
130 std::vector<s4u::Host*>* whereto); // retrieve my content as a vector of hosts
131 XBT_ATTRIB_DEPRECATED_v323("Please use NetZone::get_children()") std::vector<NetZone*>* getChildren()
133 return get_children();
137 }; // Namespace simgrid::s4u
139 #endif /* SIMGRID_S4U_NETZONE_HPP */