X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/5faf49cdf3f8ad8751317b857a6d3134fe07eda3..7d87bd675e40074957819b602f38fb905209990e:/src/surf/surf_routing_cluster.cpp?ds=sidebyside diff --git a/src/surf/surf_routing_cluster.cpp b/src/surf/surf_routing_cluster.cpp index 9358cd3496..1b648c5f44 100644 --- a/src/surf/surf_routing_cluster.cpp +++ b/src/surf/surf_routing_cluster.cpp @@ -1,10 +1,166 @@ -#include "surf_routing_private.h" +/* Copyright (c) 2009-2011, 2013-2015. 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 "surf_routing_cluster.hpp" +#include "surf_routing_private.hpp" -extern "C" { XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route_cluster, surf, "Routing part of surf"); + +/* This routing is specifically setup to represent clusters, aka homogeneous sets of machines + * Note that a router is created, easing the interconnexion with the rest of the world. + */ + +namespace simgrid { +namespace surf { + AsCluster::AsCluster(const char*name) + : AsNone(name) + {} + +void AsCluster::getRouteAndLatency(NetCard *src, NetCard *dst, sg_platf_route_cbarg_t route, double *lat) +{ + s_surf_parsing_link_up_down_t info; + XBT_VERB("cluster_get_route_and_latency from '%s'[%d] to '%s'[%d]", + src->name(), src->id(), dst->name(), dst->id()); + + if (src->getRcType() != SURF_NETWORK_ELEMENT_ROUTER) { // No specific link for router + + if((src->id() == dst->id()) && has_loopback_ ){ + info = xbt_dynar_get_as(upDownLinks, src->id() * nb_links_per_node_, s_surf_parsing_link_up_down_t); + xbt_dynar_push_as(route->link_list, void *, info.link_up); + if (lat) + *lat += static_cast(info.link_up)->getLatency(); + return; + } + + + if (has_limiter_){ // limiter for sender + info = xbt_dynar_get_as(upDownLinks, src->id() * nb_links_per_node_ + has_loopback_, s_surf_parsing_link_up_down_t); + xbt_dynar_push_as(route->link_list, void *, info.link_up); + } + + info = xbt_dynar_get_as(upDownLinks, src->id() * nb_links_per_node_ + has_loopback_ + has_limiter_, s_surf_parsing_link_up_down_t); + if (info.link_up) { // link up + xbt_dynar_push_as(route->link_list, void *, info.link_up); + if (lat) + *lat += static_cast(info.link_up)->getLatency(); + } + + } + + if (backbone_) { + xbt_dynar_push_as(route->link_list, void *, + static_cast(backbone_)); + if (lat) + *lat += backbone_->getLatency(); + } + + if (dst->getRcType() != SURF_NETWORK_ELEMENT_ROUTER) { // No specific link for router + info = xbt_dynar_get_as(upDownLinks, dst->id() * nb_links_per_node_ + has_loopback_ + has_limiter_, s_surf_parsing_link_up_down_t); + + if (info.link_down) { // link down + xbt_dynar_push_as(route->link_list, void *, info.link_down); + if (lat) + *lat += static_cast(info.link_down)->getLatency(); + } + if (has_limiter_){ // limiter for receiver + info = xbt_dynar_get_as(upDownLinks, dst->id() * nb_links_per_node_ + has_loopback_, s_surf_parsing_link_up_down_t); + xbt_dynar_push_as(route->link_list, void *, info.link_up); + } + } } -AS_t model_cluster_create(void) +void AsCluster::getGraph(xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges) { -//FIXME: + int isrc; + int table_size = xbt_dynar_length(vertices_); + + NetCard *src; + xbt_node_t current, previous, backboneNode = NULL, routerNode; + s_surf_parsing_link_up_down_t info; + + xbt_assert(router_,"Malformed cluster. This may be because your platform file is a hypergraph while it must be a graph."); + + /* create the router */ + char *link_name = router_->name(); + routerNode = new_xbt_graph_node(graph, link_name, nodes); + + if(backbone_) { + const char *link_nameR = backbone_->getName(); + backboneNode = new_xbt_graph_node(graph, link_nameR, nodes); + + new_xbt_graph_edge(graph, routerNode, backboneNode, edges); + } + + for (isrc = 0; isrc < table_size; isrc++) { + src = xbt_dynar_get_as(vertices_, isrc, NetCard*); + + if (src->getRcType() != SURF_NETWORK_ELEMENT_ROUTER) { + previous = new_xbt_graph_node(graph, src->name(), nodes); + + info = xbt_dynar_get_as(upDownLinks, src->id(), s_surf_parsing_link_up_down_t); + + if (info.link_up) { // link up + + const char *link_name = static_cast( + info.link_up)->getName(); + current = new_xbt_graph_node(graph, link_name, nodes); + new_xbt_graph_edge(graph, previous, current, edges); + + if (backbone_) { + new_xbt_graph_edge(graph, current, backboneNode, edges); + } else { + new_xbt_graph_edge(graph, current, routerNode, edges); + } + + } + + if (info.link_down) { // link down + const char *link_name = static_cast( + info.link_down)->getName(); + current = new_xbt_graph_node(graph, link_name, nodes); + new_xbt_graph_edge(graph, previous, current, edges); + + if (backbone_) { + new_xbt_graph_edge(graph, current, backboneNode, edges); + } else { + new_xbt_graph_edge(graph, current, routerNode, edges); + } + } + } + + } +} + +void AsCluster::create_links_for_node(sg_platf_cluster_cbarg_t cluster, int id, int , int position){ + s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER; + s_surf_parsing_link_up_down_t info; + char* link_id = bprintf("%s_link_%d", cluster->id, id); + + memset(&link, 0, sizeof(link)); + link.id = link_id; + link.bandwidth = cluster->bw; + link.latency = cluster->lat; + link.initiallyOn = 1; + link.policy = cluster->sharing_policy; + sg_platf_new_link(&link); + + if (link.policy == SURF_LINK_FULLDUPLEX) { + char *tmp_link = bprintf("%s_UP", link_id); + info.link_up = sg_link_by_name(tmp_link); + xbt_free(tmp_link); + tmp_link = bprintf("%s_DOWN", link_id); + info.link_down = sg_link_by_name(tmp_link); + xbt_free(tmp_link); + } else { + info.link_up = sg_link_by_name(link_id); + info.link_down = info.link_up; + } + xbt_dynar_set(upDownLinks, position, &info); + xbt_free(link_id); +} + +} }