+void sg_platf_new_cluster(sg_platf_cluster_cbarg_t cluster)
+{
+ using simgrid::surf::AsCluster;
+ using simgrid::surf::AsClusterTorus;
+ using simgrid::surf::AsClusterFatTree;
+
+ char *host_id, *groups, *link_id = NULL;
+ xbt_dict_t patterns = NULL;
+ int rankId=0;
+
+ s_sg_platf_host_cbarg_t host = SG_PLATF_HOST_INITIALIZER;
+ s_sg_platf_link_cbarg_t link = SG_PLATF_LINK_INITIALIZER;
+
+ unsigned int iter;
+
+ if ((cluster->availability_trace && strcmp(cluster->availability_trace, ""))
+ || (cluster->state_trace && strcmp(cluster->state_trace, ""))) {
+ patterns = xbt_dict_new_homogeneous(xbt_free_f);
+ xbt_dict_set(patterns, "id", xbt_strdup(cluster->id), NULL);
+ xbt_dict_set(patterns, "prefix", xbt_strdup(cluster->prefix), NULL);
+ xbt_dict_set(patterns, "suffix", xbt_strdup(cluster->suffix), NULL);
+ }
+
+ /* Parse the topology attributes.
+ * Nothing to do in a vanilla cluster, but that's another story for torus and flat_trees */
+ s_sg_platf_AS_cbarg_t AS = SG_PLATF_AS_INITIALIZER;
+ AS.id = cluster->id;
+
+ switch (cluster->topology) {
+ case SURF_CLUSTER_TORUS:
+ AS.routing = A_surfxml_AS_routing_ClusterTorus;
+ break;
+ case SURF_CLUSTER_FAT_TREE:
+ AS.routing = A_surfxml_AS_routing_ClusterFatTree;
+ break;
+ default:
+ AS.routing = A_surfxml_AS_routing_Cluster;
+ break;
+ }
+
+ // What an inventive way of initializing the AS that I have as ancestor :-(
+ sg_platf_new_AS_begin(&AS);
+ simgrid::surf::AsImpl *current_routing = routing_get_current();
+ static_cast<AsCluster*>(current_routing)->parse_specific_arguments(cluster);
+
+ if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
+ ((AsCluster*)current_routing)->nb_links_per_node_++;
+ ((AsCluster*)current_routing)->has_loopback_=1;
+ }
+
+ if(cluster->limiter_link!=0){
+ ((AsCluster*)current_routing)->nb_links_per_node_++;
+ ((AsCluster*)current_routing)->has_limiter_=1;
+ }
+
+
+ //Make all hosts
+ xbt_dynar_t radical_elements = xbt_str_split(cluster->radical, ",");
+ xbt_dynar_foreach(radical_elements, iter, groups) {
+
+ xbt_dynar_t radical_ends = xbt_str_split(groups, "-");
+ int start = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 0, char *));
+ int end;
+
+ switch (xbt_dynar_length(radical_ends)) {
+ case 1:
+ end = start;
+ break;
+ case 2:
+ end = surf_parse_get_int(xbt_dynar_get_as(radical_ends, 1, char *));
+ break;
+ default:
+ surf_parse_error("Malformed radical");
+ break;
+ }
+ for (int i = start; i <= end; i++) {
+ host_id = bprintf("%s%d%s", cluster->prefix, i, cluster->suffix);
+ link_id = bprintf("%s_link_%d", cluster->id, i);
+
+ XBT_DEBUG("<host\tid=\"%s\"\tpower=\"%f\">", host_id, cluster->speed);
+
+ memset(&host, 0, sizeof(host));
+ host.id = host_id;
+ if ((cluster->properties != NULL) && (!xbt_dict_is_empty(cluster->properties))) {
+ xbt_dict_cursor_t cursor=NULL;
+ char *key,*data;
+ host.properties = xbt_dict_new();
+
+ xbt_dict_foreach(cluster->properties,cursor,key,data) {
+ xbt_dict_set(host.properties, key, xbt_strdup(data),free);
+ }
+ }
+ if (cluster->availability_trace && strcmp(cluster->availability_trace, "")) {
+ xbt_dict_set(patterns, "radical", bprintf("%d", i), NULL);
+ char *avail_file = xbt_str_varsubst(cluster->availability_trace, patterns);
+ XBT_DEBUG("\tavailability_file=\"%s\"", avail_file);
+ if (avail_file && avail_file[0])
+ host.speed_trace = tmgr_trace_new_from_file(avail_file);
+ xbt_free(avail_file);
+ } else {
+ XBT_DEBUG("\tavailability_file=\"\"");
+ }
+
+ if (cluster->state_trace && strcmp(cluster->state_trace, "")) {
+ char *avail_file = xbt_str_varsubst(cluster->state_trace, patterns);
+ XBT_DEBUG("\tstate_file=\"%s\"", avail_file);
+ if (avail_file && avail_file[0])
+ host.state_trace = tmgr_trace_new_from_file(avail_file);
+ xbt_free(avail_file);
+ } else {
+ XBT_DEBUG("\tstate_file=\"\"");
+ }
+
+ host.speed_peak = xbt_dynar_new(sizeof(double), NULL);
+ xbt_dynar_push(host.speed_peak,&cluster->speed);
+ host.pstate = 0;
+
+ //host.power_peak = cluster->power;
+ host.core_amount = cluster->core_amount;
+ host.coord = "";
+ sg_platf_new_host(&host);
+ xbt_dynar_free(&host.speed_peak);
+ XBT_DEBUG("</host>");
+
+ XBT_DEBUG("<link\tid=\"%s\"\tbw=\"%f\"\tlat=\"%f\"/>", link_id,
+ cluster->bw, cluster->lat);
+
+
+ s_surf_parsing_link_up_down_t info_lim, info_loop;
+ // All links are saved in a matrix;
+ // every row describes a single node; every node
+ // may have multiple links.
+ // the first column may store a link from x to x if p_has_loopback is set
+ // the second column may store a limiter link if p_has_limiter is set
+ // other columns are to store one or more link for the node
+
+ //add a loopback link
+ if(cluster->loopback_bw!=0 || cluster->loopback_lat!=0){
+ char *tmp_link = bprintf("%s_loopback", link_id);
+ XBT_DEBUG("<loopback\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
+ cluster->limiter_link);
+
+
+ memset(&link, 0, sizeof(link));
+ link.id = tmp_link;
+ link.bandwidth = cluster->loopback_bw;
+ link.latency = cluster->loopback_lat;
+ link.policy = SURF_LINK_FATPIPE;
+ sg_platf_new_link(&link);
+ info_loop.link_up = Link::byName(tmp_link);
+ info_loop.link_down = info_loop.link_up;
+ free(tmp_link);
+ xbt_dynar_set(current_routing->upDownLinks, rankId*(static_cast<AsCluster*>(current_routing))->nb_links_per_node_, &info_loop);
+ }
+
+ //add a limiter link (shared link to account for maximal bandwidth of the node)
+ if(cluster->limiter_link!=0){
+ char *tmp_link = bprintf("%s_limiter", link_id);
+ XBT_DEBUG("<limiter\tid=\"%s\"\tbw=\"%f\"/>", tmp_link,
+ cluster->limiter_link);
+
+
+ memset(&link, 0, sizeof(link));
+ link.id = tmp_link;
+ link.bandwidth = cluster->limiter_link;
+ link.latency = 0;
+ link.policy = SURF_LINK_SHARED;
+ sg_platf_new_link(&link);
+ info_lim.link_up = Link::byName(tmp_link);
+ info_lim.link_down = info_lim.link_up;
+ free(tmp_link);
+ auto as_cluster = static_cast<AsCluster*>(current_routing);
+ xbt_dynar_set(current_routing->upDownLinks, rankId*(as_cluster)->nb_links_per_node_ + as_cluster->has_loopback_ , &info_lim);
+
+ }
+
+
+ //call the cluster function that adds the others links
+ if (cluster->topology == SURF_CLUSTER_FAT_TREE) {
+ ((AsClusterFatTree*) current_routing)->addProcessingNode(i);
+ }
+ else {
+ static_cast<AsCluster*>(current_routing)->create_links_for_node(cluster, i, rankId, rankId*
+ static_cast<AsCluster*>(current_routing)->nb_links_per_node_
+ + static_cast<AsCluster*>(current_routing)->has_loopback_
+ + static_cast<AsCluster*>(current_routing)->has_limiter_ );
+ }
+ xbt_free(link_id);
+ xbt_free(host_id);
+ rankId++;
+ }
+
+ xbt_dynar_free(&radical_ends);