+++ /dev/null
-/* Copyright (c) 2009-2016. 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 "xbt/dict.h"
-#include "xbt/log.h"
-#include "xbt/sysdep.h"
-#include "xbt/dynar.h"
-#include "xbt/graph.h"
-
-#include "src/kernel/routing/AsRoutedGraph.hpp"
-#include "src/kernel/routing/NetCard.hpp"
-#include "src/surf/network_interface.hpp"
-
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_routing_generic, surf_route, "Generic implementation of the surf routing");
-
-void routing_route_free(sg_platf_route_cbarg_t route)
-{
- if (route) {
- delete route->link_list;
- xbt_free(route);
- }
-}
-
-/* ************************************************************************** */
-/* *********************** GENERIC BUSINESS METHODS ************************* */
-
-static const char *instr_node_name(xbt_node_t node)
-{
- void *data = xbt_graph_node_get_data(node);
- char *str = (char *) data;
- return str;
-}
-
-xbt_node_t new_xbt_graph_node(xbt_graph_t graph, const char *name, xbt_dict_t nodes)
-{
- xbt_node_t ret = (xbt_node_t) xbt_dict_get_or_null(nodes, name);
- if (ret)
- return ret;
-
- ret = xbt_graph_new_node(graph, xbt_strdup(name));
- xbt_dict_set(nodes, name, ret, nullptr);
- return ret;
-}
-
-xbt_edge_t new_xbt_graph_edge(xbt_graph_t graph, xbt_node_t s, xbt_node_t d, xbt_dict_t edges)
-{
- const char *sn = instr_node_name(s);
- const char *dn = instr_node_name(d);
- int len = strlen(sn) + strlen(dn) + 1;
- char *name = (char *) xbt_malloc(len * sizeof(char));
-
- snprintf(name, len, "%s%s", sn, dn);
- xbt_edge_t ret = (xbt_edge_t) xbt_dict_get_or_null(edges, name);
- if (ret == nullptr) {
- snprintf(name, len, "%s%s", dn, sn);
- ret = (xbt_edge_t) xbt_dict_get_or_null(edges, name);
- }
-
- if (ret == nullptr) {
- ret = xbt_graph_new_edge(graph, s, d, nullptr);
- xbt_dict_set(edges, name, ret, nullptr);
- }
- free(name);
- return ret;
-}
-
-namespace simgrid {
-namespace kernel {
-namespace routing {
-
-AsRoutedGraph::AsRoutedGraph(As* father, const char* name) : AsImpl(father, name)
-{
-}
-
-void AsRoutedGraph::getGraph(xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges)
-{
- for (auto my_src: vertices_){
- for (auto my_dst: vertices_){
- if (my_src == my_dst)
- continue;
-
- sg_platf_route_cbarg_t route = xbt_new0(s_sg_platf_route_cbarg_t, 1);
- route->link_list = new std::vector<Link*>();
-
- getLocalRoute(my_src, my_dst, route, nullptr);
-
- XBT_DEBUG("get_route_and_latency %s -> %s", my_src->cname(), my_dst->cname());
-
- xbt_node_t current, previous;
- const char *previous_name, *current_name;
-
- if (route->gw_src) {
- previous = new_xbt_graph_node(graph, route->gw_src->cname(), nodes);
- previous_name = route->gw_src->cname();
- } else {
- previous = new_xbt_graph_node(graph, my_src->cname(), nodes);
- previous_name = my_src->cname();
- }
-
- for (auto link: *route->link_list) {
- const char *link_name = link->getName();
- current = new_xbt_graph_node(graph, link_name, nodes);
- current_name = link_name;
- new_xbt_graph_edge(graph, previous, current, edges);
- XBT_DEBUG (" %s -> %s", previous_name, current_name);
- previous = current;
- previous_name = current_name;
- }
-
- if (route->gw_dst) {
- current = new_xbt_graph_node(graph, route->gw_dst->cname(), nodes);
- current_name = route->gw_dst->cname();
- } else {
- current = new_xbt_graph_node(graph, my_dst->cname(), nodes);
- current_name = my_dst->cname();
- }
- new_xbt_graph_edge(graph, previous, current, edges);
- XBT_DEBUG (" %s -> %s", previous_name, current_name);
-
- delete route->link_list;
- xbt_free (route);
- }
- }
-}
-
-/* ************************************************************************** */
-/* ************************* GENERIC AUX FUNCTIONS ************************** */
-/* change a route containing link names into a route containing link entities */
-sg_platf_route_cbarg_t AsRoutedGraph::newExtendedRoute(RoutingMode hierarchy, sg_platf_route_cbarg_t routearg, int change_order)
-{
- sg_platf_route_cbarg_t result;
-
- result = xbt_new0(s_sg_platf_route_cbarg_t, 1);
- result->link_list = new std::vector<Link*>();
-
- xbt_assert(hierarchy == RoutingMode::base || hierarchy == RoutingMode::recursive,
- "The hierarchy of this AS is neither BASIC nor RECURSIVE, I'm lost here.");
-
- if (hierarchy == RoutingMode::recursive) {
- xbt_assert(routearg->gw_src && routearg->gw_dst, "nullptr is obviously a deficient gateway");
-
- result->gw_src = routearg->gw_src;
- result->gw_dst = routearg->gw_dst;
- }
-
- for (auto link : *routearg->link_list) {
- if (change_order)
- result->link_list->push_back(link);
- else
- result->link_list->insert(result->link_list->begin(), link);
- }
-
- return result;
-}
-
-void AsRoutedGraph::getRouteCheckParams(NetCard *src, NetCard *dst)
-{
- xbt_assert(src, "Cannot find a route from nullptr to %s", dst->cname());
- xbt_assert(dst, "Cannot find a route from %s to nullptr", src->cname());
-
- As *src_as = src->containingAS();
- As *dst_as = dst->containingAS();
-
- xbt_assert(src_as == dst_as,
- "Internal error: %s@%s and %s@%s are not in the same AS as expected. Please report that bug.",
- src->cname(), src_as->name(), dst->cname(), dst_as->name());
-
- xbt_assert(this == dst_as, "Internal error: route destination %s@%s is not in AS %s as expected (route source: "
- "%s@%s). Please report that bug.",
- src->cname(), dst->cname(), src_as->name(), dst_as->name(), name());
-}
-void AsRoutedGraph::addRouteCheckParams(sg_platf_route_cbarg_t route) {
- NetCard *src = route->src;
- NetCard *dst = route->dst;
- const char* srcName = src->cname();
- const char* dstName = dst->cname();
-
- if(!route->gw_dst && !route->gw_src) {
- XBT_DEBUG("Load Route from \"%s\" to \"%s\"", srcName, dstName);
- xbt_assert(src, "Cannot add a route from %s to %s: %s does not exist.", srcName, dstName, srcName);
- xbt_assert(dst, "Cannot add a route from %s to %s: %s does not exist.", srcName, dstName, dstName);
- xbt_assert(! route->link_list->empty(), "Empty route (between %s and %s) forbidden.", srcName, dstName);
- xbt_assert(! src->isAS(), "When defining a route, src cannot be an AS such as '%s'. Did you meant to have an ASroute?", srcName);
- xbt_assert(! dst->isAS(), "When defining a route, dst cannot be an AS such as '%s'. Did you meant to have an ASroute?", dstName);
- } else {
- XBT_DEBUG("Load ASroute from %s@%s to %s@%s", srcName, route->gw_src->cname(), dstName, route->gw_dst->cname());
- xbt_assert(src->isAS(), "When defining an ASroute, src must be an AS but '%s' is not", srcName);
- xbt_assert(dst->isAS(), "When defining an ASroute, dst must be an AS but '%s' is not", dstName);
-
- xbt_assert(route->gw_src->isHost() || route->gw_src->isRouter(),
- "When defining an ASroute, gw_src must be an host or a router but '%s' is not.", srcName);
- xbt_assert(route->gw_dst->isHost() || route->gw_dst->isRouter(),
- "When defining an ASroute, gw_dst must be an host or a router but '%s' is not.", dstName);
-
- xbt_assert(route->gw_src != route->gw_dst, "Cannot define an ASroute from '%s' to itself", route->gw_src->cname());
-
- xbt_assert(src, "Cannot add a route from %s@%s to %s@%s: %s does not exist.", srcName, route->gw_src->cname(),
- dstName, route->gw_dst->cname(), srcName);
- xbt_assert(dst, "Cannot add a route from %s@%s to %s@%s: %s does not exist.", srcName, route->gw_src->cname(),
- dstName, route->gw_dst->cname(), dstName);
- xbt_assert(!route->link_list->empty(), "Empty route (between %s@%s and %s@%s) forbidden.", srcName,
- route->gw_src->cname(), dstName, route->gw_dst->cname());
- }
-
- onRouteCreation(route->symmetrical, route->src, route->dst, route->gw_src, route->gw_dst, route->link_list);
-}
-
-}}}
