XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route_vivaldi, surf, "Routing part of surf");
-/* Routing model structure */
+static XBT_INLINE double euclidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst) {
+ double src_coord, dst_coord;
-typedef struct {
- s_routing_component_t generic_routing;
- xbt_dict_t dict_processing_units;
- xbt_dict_t dict_autonomous_systems;
-} s_routing_component_vivaldi_t, *routing_component_vivaldi_t;
+ src_coord = xbt_dynar_get_as(src, index, double);
+ dst_coord = xbt_dynar_get_as(dst, index, double);
-/* Parse routing model functions */
-
-static route_extended_t vivaldi_get_route(routing_component_t rc,
- const char *src,
- const char *dst);
-
-/* Business methods */
-static route_extended_t vivaldi_get_route(routing_component_t rc,
- const char *src,
- const char *dst)
-{
- xbt_assert(rc && src
- && dst,
- "Invalid params for \"get_route\" function at AS \"%s\"",
- rc->name);
-
- route_extended_t new_e_route = xbt_new0(s_route_extended_t, 1);
- new_e_route->src_gateway = ROUTER_PEER(src);
- new_e_route->dst_gateway = ROUTER_PEER(dst);
- new_e_route->generic_route.link_list = xbt_dynar_new(0, NULL);
- return new_e_route;
+ return (src_coord-dst_coord)*(src_coord-dst_coord);
}
-static double euclidean_dist_comp(int index, xbt_dynar_t src, xbt_dynar_t dst)
+static void vivaldi_get_route_and_latency(
+ AS_t rc, sg_routing_edge_t src_p, sg_routing_edge_t dst_p,
+ route_t route, double *lat)
{
- double src_coord, dst_coord;
+ s_surf_parsing_link_up_down_t info;
- src_coord = atof(xbt_dynar_get_as(src, index, char *));
- dst_coord = atof(xbt_dynar_get_as(dst, index, char *));
+ XBT_DEBUG("vivaldi_get_route_and_latency from '%s'[%d] '%s'[%d]",src_p->name,src_p->id,dst_p->name,dst_p->id);
+ char *src = (char*)src_p->name;
+ char *dst = (char*)dst_p->name;
- return (src_coord-dst_coord)*(src_coord-dst_coord);
-
-}
+ if(src_p->rc_type == SURF_NETWORK_ELEMENT_AS) {
+ route->src_gateway = xbt_lib_get_or_null(as_router_lib,ROUTER_PEER(src),ROUTING_ASR_LEVEL);
+ route->dst_gateway = xbt_lib_get_or_null(as_router_lib,ROUTER_PEER(dst),ROUTING_ASR_LEVEL);
+ }
-static double base_vivaldi_get_latency (const char *src, const char *dst)
-{
double euclidean_dist;
xbt_dynar_t src_ctn, dst_ctn;
- src_ctn = xbt_lib_get_or_null(host_lib, src, COORD_HOST_LEVEL);
- if(!src_ctn) src_ctn = xbt_lib_get_or_null(as_router_lib, src, COORD_ASR_LEVEL);
- dst_ctn = xbt_lib_get_or_null(host_lib, dst, COORD_HOST_LEVEL);
- if(!dst_ctn) dst_ctn = xbt_lib_get_or_null(as_router_lib, dst, COORD_ASR_LEVEL);
+ char *tmp_src_name, *tmp_dst_name;
+
+ if(src_p->rc_type == SURF_NETWORK_ELEMENT_HOST){
+ tmp_src_name = HOST_PEER(src);
+
+ if(rc->link_up_down_list){
+ info = xbt_dynar_get_as(rc->link_up_down_list,src_p->id,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 += surf_network_model->extension.network.get_link_latency(info.link_up);
+ }
+ }
+ src_ctn = xbt_lib_get_or_null(host_lib, tmp_src_name, COORD_HOST_LEVEL);
+ if(!src_ctn ) src_ctn = xbt_lib_get_or_null(host_lib, src, COORD_HOST_LEVEL);
+ }
+ else if(src_p->rc_type == SURF_NETWORK_ELEMENT_ROUTER || src_p->rc_type == SURF_NETWORK_ELEMENT_AS){
+ tmp_src_name = ROUTER_PEER(src);
+ src_ctn = xbt_lib_get_or_null(as_router_lib, tmp_src_name, COORD_ASR_LEVEL);
+ }
+ else{
+ THROW_IMPOSSIBLE;
+ }
- if(dst_ctn == NULL || src_ctn == NULL)
- xbt_die("Coord src '%s' :%p dst '%s' :%p",src,src_ctn,dst,dst_ctn);
+ if(dst_p->rc_type == SURF_NETWORK_ELEMENT_HOST){
+ tmp_dst_name = HOST_PEER(dst);
+
+ if(rc->link_up_down_list){
+ info = xbt_dynar_get_as(rc->link_up_down_list,dst_p->id,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 += surf_network_model->extension.network.get_link_latency(info.link_down);
+ }
+ }
+ dst_ctn = xbt_lib_get_or_null(host_lib, tmp_dst_name, COORD_HOST_LEVEL);
+ if(!dst_ctn ) dst_ctn = xbt_lib_get_or_null(host_lib, dst, COORD_HOST_LEVEL);
+ }
+ else if(dst_p->rc_type == SURF_NETWORK_ELEMENT_ROUTER || dst_p->rc_type == SURF_NETWORK_ELEMENT_AS){
+ tmp_dst_name = ROUTER_PEER(dst);
+ dst_ctn = xbt_lib_get_or_null(as_router_lib, tmp_dst_name, COORD_ASR_LEVEL);
+ }
+ else{
+ THROW_IMPOSSIBLE;
+ }
- euclidean_dist = sqrt (euclidean_dist_comp(0,src_ctn,dst_ctn)+euclidean_dist_comp(1,src_ctn,dst_ctn))
- + fabs(atof(xbt_dynar_get_as(src_ctn, 2, char *)))+fabs(atof(xbt_dynar_get_as(dst_ctn, 2, char *)));
+ xbt_assert(src_ctn,"No coordinate found for element '%s'",tmp_src_name);
+ xbt_assert(dst_ctn,"No coordinate found for element '%s'",tmp_dst_name);
+ free(tmp_src_name);
+ free(tmp_dst_name);
- xbt_assert(euclidean_dist>=0, "Euclidean Dist is less than 0\"%s\" and \"%.2f\"", src, euclidean_dist);
+ euclidean_dist = sqrt (euclidean_dist_comp(0,src_ctn,dst_ctn)+euclidean_dist_comp(1,src_ctn,dst_ctn))
+ + fabs(xbt_dynar_get_as(src_ctn, 2, double))+fabs(xbt_dynar_get_as(dst_ctn, 2, double));
- //From .ms to .s
- return euclidean_dist / 1000;
+ if (lat){
+ XBT_DEBUG("Updating latency %f += %f",*lat,euclidean_dist);
+ *lat += euclidean_dist / 1000.0; //From .ms to .s
+ }
}
-static double vivaldi_get_link_latency (routing_component_t rc,const char *src, const char *dst, route_extended_t e_route)
-{
- if(get_network_element_type(src) == SURF_NETWORK_ELEMENT_AS) {
- int need_to_clean = e_route?0:1;
- double latency;
- e_route = e_route?e_route:(*(rc->get_route)) (rc, src, dst);
- latency = base_vivaldi_get_latency(e_route->src_gateway,e_route->dst_gateway);
- if(need_to_clean) generic_free_extended_route(e_route);
- return latency;
- } else {
- return base_vivaldi_get_latency(src,dst);
- }
+static int vivaldi_parse_PU(AS_t rc, sg_routing_edge_t elm) {
+ XBT_DEBUG("Load process unit \"%s\"", elm->name);
+ xbt_dynar_push_as(rc->index_network_elm,sg_routing_edge_t,elm);
+ return xbt_dynar_length(rc->index_network_elm)-1;
}
/* Creation routing model functions */
-void *model_vivaldi_create(void)
+AS_t model_vivaldi_create(void)
{
- routing_component_vivaldi_t new_component = model_none_create();
- new_component->generic_routing.get_route = vivaldi_get_route;
- new_component->generic_routing.get_latency = vivaldi_get_link_latency;
- return new_component;
+ AS_t new_component = model_rulebased_create();
+ new_component->get_route_and_latency = vivaldi_get_route_and_latency;
+ new_component->parse_PU = vivaldi_parse_PU;
+ return new_component;
}
