1 /* Copyright (c) 2009-2021. 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 #include "simgrid/kernel/routing/FullZone.hpp"
7 #include "simgrid/kernel/routing/NetPoint.hpp"
8 #include "src/surf/network_interface.hpp"
9 #include "src/surf/xml/platf_private.hpp"
10 #include "surf/surf.hpp"
12 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route_full, surf, "Routing part of surf");
14 #define TO_ROUTE_FULL(i, j) routing_table_[(i) + (j)*table_size]
19 FullZone::FullZone(const std::string& name) : RoutedZone(name) {}
21 void FullZone::do_seal()
23 unsigned int table_size = get_table_size();
25 /* Create table if needed */
26 if (routing_table_.empty())
27 routing_table_.resize(table_size * table_size, nullptr);
29 /* Add the loopback if needed */
30 if (get_network_model()->loopback_ && hierarchy_ == RoutingMode::base) {
31 for (unsigned int i = 0; i < table_size; i++) {
32 RouteCreationArgs* route = TO_ROUTE_FULL(i, i);
34 route = new RouteCreationArgs();
35 route->link_list.push_back(get_network_model()->loopback_);
36 TO_ROUTE_FULL(i, i) = route;
44 /* Delete routing table */
45 for (auto const* route : routing_table_)
49 void FullZone::get_local_route(NetPoint* src, NetPoint* dst, RouteCreationArgs* res, double* lat)
51 XBT_DEBUG("full getLocalRoute from %s[%u] to %s[%u]", src->get_cname(), src->id(), dst->get_cname(), dst->id());
53 unsigned int table_size = get_table_size();
54 const RouteCreationArgs* e_route = TO_ROUTE_FULL(src->id(), dst->id());
56 if (e_route != nullptr) {
57 res->gw_src = e_route->gw_src;
58 res->gw_dst = e_route->gw_dst;
59 for (auto const& link : e_route->link_list) {
60 res->link_list.push_back(link);
62 *lat += link->get_latency();
67 void FullZone::add_route(NetPoint* src, NetPoint* dst, NetPoint* gw_src, NetPoint* gw_dst,
68 std::vector<resource::LinkImpl*>& link_list, bool symmetrical)
70 add_route_check_params(src, dst, gw_src, gw_dst, link_list, symmetrical);
72 unsigned int table_size = get_table_size();
74 if (routing_table_.empty())
75 routing_table_.resize(table_size * table_size, nullptr);
77 /* Check that the route does not already exist */
78 if (gw_dst && gw_src) // inter-zone route (to adapt the error message, if any)
79 xbt_assert(nullptr == TO_ROUTE_FULL(src->id(), dst->id()),
80 "The route between %s@%s and %s@%s already exists (Rq: routes are symmetrical by default).",
81 src->get_cname(), gw_src->get_cname(), dst->get_cname(), gw_dst->get_cname());
83 xbt_assert(nullptr == TO_ROUTE_FULL(src->id(), dst->id()),
84 "The route between %s and %s already exists (Rq: routes are symmetrical by default).", src->get_cname(),
87 /* Add the route to the base */
88 TO_ROUTE_FULL(src->id(), dst->id()) = new_extended_route(hierarchy_, gw_src, gw_dst, link_list, true);
90 if (symmetrical && src != dst) {
91 if (gw_dst && gw_src) {
92 NetPoint* gw_tmp = gw_src;
96 if (gw_dst && gw_src) // inter-zone route (to adapt the error message, if any)
98 nullptr == TO_ROUTE_FULL(dst->id(), src->id()),
99 "The route between %s@%s and %s@%s already exists. You should not declare the reverse path as symmetrical.",
100 dst->get_cname(), gw_dst->get_cname(), src->get_cname(), gw_src->get_cname());
102 xbt_assert(nullptr == TO_ROUTE_FULL(dst->id(), src->id()),
103 "The route between %s and %s already exists. You should not declare the reverse path as symmetrical.",
104 dst->get_cname(), src->get_cname());
106 TO_ROUTE_FULL(dst->id(), src->id()) = new_extended_route(hierarchy_, gw_src, gw_dst, link_list, false);
109 } // namespace routing
110 } // namespace kernel
111 } // namespace simgrid