1 /* Copyright (c) 2009, 2010, 2011. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
7 #include "surf_routing_cluster.hpp"
10 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route_cluster, surf, "Routing part of surf");
13 /* This routing is specifically setup to represent clusters, aka homogeneous sets of machines
14 * Note that a router is created, easing the interconnexion with the rest of the world.
17 AS_t model_cluster_create(void)
19 return new AsCluster();
22 /* Creation routing model functions */
23 AsCluster::AsCluster() : AsNone()
30 /* Business methods */
31 void AsCluster::getRouteAndLatency(RoutingEdgePtr src, RoutingEdgePtr dst, sg_platf_route_cbarg_t route, double *lat)
33 s_surf_parsing_link_up_down_t info;
34 XBT_VERB("cluster_get_route_and_latency from '%s'[%d] to '%s'[%d]",
35 src->p_name, src->m_id, dst->p_name, dst->m_id);
37 if (src->p_rcType != SURF_NETWORK_ELEMENT_ROUTER) { // No specific link for router
38 info = xbt_dynar_get_as(p_linkUpDownList, src->m_id, s_surf_parsing_link_up_down_t);
40 if((src->m_id == dst->m_id) && info.loopback_link ){
41 xbt_dynar_push_as(route->link_list, void *, info.loopback_link);
43 *lat += dynamic_cast<NetworkCm02LinkPtr>(static_cast<ResourcePtr>(info.loopback_link))->getLatency();
48 if (info.limiter_link) // limiter for sender
49 xbt_dynar_push_as(route->link_list, void *, info.limiter_link);
51 if (info.link_up) { // link up
52 xbt_dynar_push_as(route->link_list, void *, info.link_up);
54 *lat += dynamic_cast<NetworkCm02LinkPtr>(static_cast<ResourcePtr>(info.link_up))->getLatency();
59 xbt_dynar_push_as(route->link_list, void *, static_cast<ResourcePtr>(p_backbone));
61 *lat += p_backbone->getLatency();
64 if (dst->p_rcType != SURF_NETWORK_ELEMENT_ROUTER) { // No specific link for router
66 xbt_dynar_get_as(p_linkUpDownList, dst->m_id, s_surf_parsing_link_up_down_t);
67 if (info.link_down) { // link down
68 xbt_dynar_push_as(route->link_list, void *, info.link_down);
70 *lat += dynamic_cast<NetworkCm02LinkPtr>(static_cast<ResourcePtr>(info.link_down))->getLatency();
73 if (info.limiter_link) // limiter for receiver
74 xbt_dynar_push_as(route->link_list, void *, info.limiter_link);
79 void AsCluster::getGraph(xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges)
82 int table_size = xbt_dynar_length(p_indexNetworkElm);
85 xbt_node_t current, previous, backboneNode = NULL, routerNode;
86 s_surf_parsing_link_up_down_t info;
88 xbt_assert(p_router,"Malformed cluster");
90 /* create the router */
91 char *link_name = p_router->p_name;
92 routerNode = new_xbt_graph_node(graph, link_name, nodes);
95 const char *link_nameR = p_backbone->m_name;
96 backboneNode = new_xbt_graph_node(graph, link_nameR, nodes);
98 new_xbt_graph_edge(graph, routerNode, backboneNode, edges);
101 for (isrc = 0; isrc < table_size; isrc++) {
102 src = xbt_dynar_get_as(p_indexNetworkElm, isrc, RoutingEdgePtr);
104 if (src->p_rcType != SURF_NETWORK_ELEMENT_ROUTER) {
105 previous = new_xbt_graph_node(graph, src->p_name, nodes);
107 info = xbt_dynar_get_as(p_linkUpDownList, src->m_id, s_surf_parsing_link_up_down_t);
109 if (info.link_up) { // link up
111 const char *link_name = ((ResourcePtr) info.link_up)->m_name;
112 current = new_xbt_graph_node(graph, link_name, nodes);
113 new_xbt_graph_edge(graph, previous, current, edges);
116 new_xbt_graph_edge(graph, current, backboneNode, edges);
118 new_xbt_graph_edge(graph, current, routerNode, edges);
123 if (info.link_down) { // link down
124 const char *link_name = ((ResourcePtr) info.link_down)->m_name;
125 current = new_xbt_graph_node(graph, link_name, nodes);
126 new_xbt_graph_edge(graph, previous, current, edges);
129 new_xbt_graph_edge(graph, current, backboneNode, edges);
131 new_xbt_graph_edge(graph, current, routerNode, edges);
139 int AsCluster::parsePU(RoutingEdgePtr elm) {
140 XBT_DEBUG("Load process unit \"%s\"", elm->p_name);
141 xbt_dynar_push_as(p_indexNetworkElm, RoutingEdgePtr, elm);
142 return xbt_dynar_length(p_indexNetworkElm)-1;
145 int AsCluster::parseAS(RoutingEdgePtr elm) {
146 XBT_DEBUG("Load Autonomous system \"%s\"", elm->p_name);
147 xbt_dynar_push_as(p_indexNetworkElm, RoutingEdgePtr, elm);
148 return xbt_dynar_length(p_indexNetworkElm)-1;