1 /* Copyright (c) 2009-2022. 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/RoutedZone.hpp"
7 #include "simgrid/kernel/routing/NetPoint.hpp"
8 #include "src/kernel/resource/StandardLinkImpl.hpp"
10 #include "xbt/graph.h"
12 #include "xbt/sysdep.h"
14 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(ker_routing_generic, ker_routing, "Kernel Generic Routing");
16 /* ***************************************************************** */
17 /* *********************** GENERIC METHODS ************************* */
19 namespace simgrid::kernel::routing {
21 RoutedZone::RoutedZone(const std::string& name) : NetZoneImpl(name) {}
23 /* ************************************************************************** */
24 /* ************************* GENERIC AUX FUNCTIONS ************************** */
25 /* change a route containing link names into a route containing link entities */
26 Route* RoutedZone::new_extended_route(RoutingMode hierarchy, NetPoint* gw_src, NetPoint* gw_dst,
27 const std::vector<resource::StandardLinkImpl*>& link_list, bool preserve_order)
29 auto* result = new Route();
31 if (hierarchy == RoutingMode::recursive) {
32 xbt_assert(gw_src && gw_dst, "nullptr is obviously a deficient gateway");
34 result->gw_src_ = gw_src;
35 result->gw_dst_ = gw_dst;
39 result->link_list_ = link_list;
41 result->link_list_.assign(link_list.rbegin(), link_list.rend()); // reversed
42 result->link_list_.shrink_to_fit();
47 void RoutedZone::get_route_check_params(const NetPoint* src, const NetPoint* dst) const
49 xbt_assert(src, "Cannot find a route from nullptr to %s", dst->get_cname());
50 xbt_assert(dst, "Cannot find a route from %s to nullptr", src->get_cname());
52 const NetZoneImpl* src_as = src->get_englobing_zone();
53 const NetZoneImpl* dst_as = dst->get_englobing_zone();
55 xbt_assert(src_as == dst_as,
56 "Internal error: %s@%s and %s@%s are not in the same netzone as expected. Please report that bug.",
57 src->get_cname(), src_as->get_cname(), dst->get_cname(), dst_as->get_cname());
59 xbt_assert(this == dst_as,
60 "Internal error: route destination %s@%s is not in netzone %s as expected (route source: "
61 "%s@%s). Please report that bug.",
62 src->get_cname(), dst->get_cname(), src_as->get_cname(), dst_as->get_cname(), get_cname());
64 void RoutedZone::add_route_check_params(NetPoint* src, NetPoint* dst, NetPoint* gw_src, NetPoint* gw_dst,
65 const std::vector<s4u::LinkInRoute>& link_list, bool symmetrical) const
67 get_route_check_params(src, dst);
68 const char* srcName = src->get_cname();
69 const char* dstName = dst->get_cname();
71 if (not gw_dst || not gw_src) {
72 XBT_DEBUG("Load Route from \"%s\" to \"%s\"", srcName, dstName);
73 xbt_assert(not link_list.empty(), "Empty route (between %s and %s) forbidden.", srcName, dstName);
74 xbt_assert(not src->is_netzone(),
75 "When defining a route, src cannot be a netzone such as '%s'. Did you meant to have a NetzoneRoute?",
77 xbt_assert(not dst->is_netzone(),
78 "When defining a route, dst cannot be a netzone such as '%s'. Did you meant to have a NetzoneRoute?",
80 NetZoneImpl::on_route_creation(symmetrical, src, dst, gw_src, gw_dst, get_link_list_impl(link_list, false));
82 XBT_DEBUG("Load NetzoneRoute from %s@%s to %s@%s", srcName, gw_src->get_cname(), dstName, gw_dst->get_cname());
83 xbt_assert(src->is_netzone(), "When defining a NetzoneRoute, src must be a netzone but '%s' is not", srcName);
84 xbt_assert(dst->is_netzone(), "When defining a NetzoneRoute, dst must be a netzone but '%s' is not", dstName);
86 xbt_assert(gw_src->is_host() || gw_src->is_router(),
87 "When defining a NetzoneRoute, gw_src must be a host or a router but '%s' is not.", srcName);
88 xbt_assert(gw_dst->is_host() || gw_dst->is_router(),
89 "When defining a NetzoneRoute, gw_dst must be a host or a router but '%s' is not.", dstName);
91 xbt_assert(gw_src != gw_dst, "Cannot define a NetzoneRoute from '%s' to itself", gw_src->get_cname());
93 xbt_assert(src, "Cannot add a route from %s@%s to %s@%s: %s does not exist.", srcName, gw_src->get_cname(), dstName,
94 gw_dst->get_cname(), srcName);
95 xbt_assert(dst, "Cannot add a route from %s@%s to %s@%s: %s does not exist.", srcName, gw_src->get_cname(), dstName,
96 gw_dst->get_cname(), dstName);
97 xbt_assert(not link_list.empty(), "Empty route (between %s@%s and %s@%s) forbidden.", srcName, gw_src->get_cname(),
98 dstName, gw_dst->get_cname());
99 const auto* netzone_src = get_netzone_recursive(src);
100 xbt_assert(netzone_src->is_component_recursive(gw_src),
101 "Invalid NetzoneRoute from %s@%s to %s@%s: gw_src %s belongs to %s, not to %s.", srcName,
102 gw_src->get_cname(), dstName, gw_dst->get_cname(), gw_src->get_cname(),
103 gw_src->get_englobing_zone()->get_cname(), srcName);
105 const auto* netzone_dst = get_netzone_recursive(dst);
106 xbt_assert(netzone_dst->is_component_recursive(gw_dst),
107 "Invalid NetzoneRoute from %s@%s to %s@%s: gw_dst %s belongs to %s, not to %s.", srcName,
108 gw_src->get_cname(), dstName, gw_dst->get_cname(), gw_dst->get_cname(),
109 gw_dst->get_englobing_zone()->get_cname(), dst->get_cname());
110 NetZoneImpl::on_route_creation(symmetrical, gw_src, gw_dst, gw_src, gw_dst, get_link_list_impl(link_list, false));
113 } // namespace simgrid::kernel::routing