#include "surf_routing_private.h"
/* Global vars */
-extern routing_global_t global_routing;
+extern routing_platf_t routing_platf;
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_route_floyd, surf, "Routing part of surf");
/* vars for calculate the floyd algorith. */
int *predecessor_table;
double *cost_table;
- route_t *link_table;
+ sg_platf_route_cbarg_t *link_table;
} s_as_floyd_t, *as_floyd_t;
-static void floyd_get_route_and_latency(AS_t asg, network_element_t src, network_element_t dst,
- route_t res, double *lat);
+static void floyd_get_route_and_latency(AS_t asg, sg_routing_edge_t src, sg_routing_edge_t dst,
+ sg_platf_route_cbarg_t res, double *lat);
/* Business methods */
static xbt_dynar_t floyd_get_onelink_routes(AS_t asg)
{
xbt_dynar_t ret = xbt_dynar_new(sizeof(onelink_t), xbt_free);
- route_t route = xbt_new0(s_route_t, 1);
+ sg_platf_route_cbarg_t route = xbt_new0(s_sg_platf_route_cbarg_t, 1);
route->link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
int src,dst;
- network_element_t src_elm, dst_elm;
+ sg_routing_edge_t src_elm, dst_elm;
int table_size = xbt_dynar_length(asg->index_network_elm);
for(src=0; src < table_size; src++) {
for(dst=0; dst< table_size; dst++) {
xbt_dynar_reset(route->link_list);
- src_elm = xbt_dynar_get_as(asg->index_network_elm,src,network_element_t);
- dst_elm = xbt_dynar_get_as(asg->index_network_elm,dst,network_element_t);
+ src_elm = xbt_dynar_get_as(asg->index_network_elm,src,sg_routing_edge_t);
+ dst_elm = xbt_dynar_get_as(asg->index_network_elm,dst,sg_routing_edge_t);
floyd_get_route_and_latency(asg, src_elm, dst_elm, route, NULL);
if (xbt_dynar_length(route->link_list) == 1) {
onelink->src = src_elm;
onelink->dst = dst_elm;
} else if (asg->hierarchy == SURF_ROUTING_RECURSIVE) {
- onelink->src = route->src_gateway;
- onelink->dst = route->dst_gateway;
+ onelink->src = route->gw_src;
+ onelink->dst = route->gw_dst;
}
xbt_dynar_push(ret, &onelink);
}
return ret;
}
-static void floyd_get_route_and_latency(AS_t asg, network_element_t src, network_element_t dst,
- route_t res, double *lat)
+static void floyd_get_route_and_latency(AS_t asg, sg_routing_edge_t src, sg_routing_edge_t dst,
+ sg_platf_route_cbarg_t res, double *lat)
{
/* set utils vars */
size_t table_size = xbt_dynar_length(asg->index_network_elm);
generic_src_dst_check(asg, src, dst);
- int *src_id = &(src->id);
- int *dst_id = &(dst->id);
- if (src_id == NULL || dst_id == NULL)
- THROWF(arg_error,0,"No route from '%s' to '%s'",
- src->name,
- dst->name);
/* create a result route */
+ xbt_dynar_t route_stack = xbt_dynar_new(sizeof(sg_platf_route_cbarg_t), NULL);
+ int pred;
+ int cur = dst->id;
+ do {
+ pred = TO_FLOYD_PRED(src->id, cur);
+ if (pred == -1)
+ THROWF(arg_error, 0, "No route from '%s' to '%s'", src->name, dst->name);
+ xbt_dynar_push_as(route_stack, sg_platf_route_cbarg_t, TO_FLOYD_LINK(pred, cur));
+ cur = pred;
+ } while (cur != src->id);
- int first = 1;
- int pred = *dst_id;
- int prev_pred = 0;
- network_element_t gw_src, gw_dst, prev_gw_src, first_gw;
- unsigned int cpt;
- void *link;
- xbt_dynar_t links;
+ if (asg->hierarchy == SURF_ROUTING_RECURSIVE) {
+ res->gw_src = xbt_dynar_getlast_as(route_stack, sg_platf_route_cbarg_t)->gw_src;
+ res->gw_dst = xbt_dynar_getfirst_as(route_stack, sg_platf_route_cbarg_t)->gw_dst;
+ }
- do {
- prev_pred = pred;
- pred = TO_FLOYD_PRED(*src_id, pred);
- if (pred == -1) /* if no pred in route -> no route to host */
- break;
- xbt_assert(TO_FLOYD_LINK(pred, prev_pred),
- "Invalid link for the route between \"%s\" or \"%s\"",
- src->name,
- dst->name);
-
- prev_gw_src = gw_src;
-
- route_t e_route = TO_FLOYD_LINK(pred, prev_pred);
- gw_src = e_route->src_gateway;
- gw_dst = e_route->dst_gateway;
-
- if (first)
- first_gw = gw_dst;
-
- if (asg->hierarchy == SURF_ROUTING_RECURSIVE && !first
- && strcmp(gw_dst->name, prev_gw_src->name)) {
- xbt_dynar_t e_route_as_to_as;
- e_route_as_to_as = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
- routing_get_route_and_latency(gw_dst, prev_gw_src,&e_route_as_to_as,NULL);
- links = e_route_as_to_as;
- int pos = 0;
- xbt_dynar_foreach(links, cpt, link) {
- xbt_dynar_insert_at(res->link_list, pos, &link);
- if (lat)
- *lat += surf_network_model->extension.network.get_link_latency(link);
- pos++;
- }
- xbt_dynar_free(&e_route_as_to_as);
+ sg_routing_edge_t prev_dst_gw = NULL;
+ while (!xbt_dynar_is_empty(route_stack)) {
+ sg_platf_route_cbarg_t e_route = xbt_dynar_pop_as(route_stack, sg_platf_route_cbarg_t);
+ xbt_dynar_t links;
+ sg_routing_link_t link;
+ unsigned int cpt;
+
+ if (asg->hierarchy == SURF_ROUTING_RECURSIVE && prev_dst_gw != NULL
+ && strcmp(prev_dst_gw->name, e_route->gw_src->name)) {
+ routing_get_route_and_latency(prev_dst_gw, e_route->gw_src,
+ &res->link_list, lat);
}
links = e_route->link_list;
xbt_dynar_foreach(links, cpt, link) {
- xbt_dynar_unshift(res->link_list, &link);
+ xbt_dynar_push_as(res->link_list, sg_routing_link_t, link);
if (lat)
*lat += surf_network_model->extension.network.get_link_latency(link);
}
- first = 0;
-
- } while (pred != *src_id);
- if (pred == -1)
- THROWF(arg_error,0,"No route from '%s' to '%s'",
- src->name,
- dst->name);
- if (asg->hierarchy == SURF_ROUTING_RECURSIVE) {
- res->src_gateway = gw_src;
- res->dst_gateway = first_gw;
+ prev_dst_gw = e_route->gw_dst;
}
+ xbt_dynar_free(&route_stack);
}
static void floyd_finalize(AS_t rc)
/* Create Cost, Predecessor and Link tables */
as->cost_table = xbt_new0(double, table_size * table_size); /* link cost from host to host */
as->predecessor_table = xbt_new0(int, table_size * table_size); /* predecessor host numbers */
- as->link_table = xbt_new0(route_t, table_size * table_size); /* actual link between src and dst */
+ as->link_table = xbt_new0(sg_platf_route_cbarg_t, table_size * table_size); /* actual link between src and dst */
/* Initialize costs and predecessors */
for (i = 0; i < table_size; i++)
}
/* Add the loopback if needed */
- if (global_routing->loopback && current_routing->hierarchy == SURF_ROUTING_BASE) {
+ if (routing_platf->loopback && current_routing->hierarchy == SURF_ROUTING_BASE) {
for (i = 0; i < table_size; i++) {
- route_t e_route = TO_FLOYD_LINK(i, i);
+ sg_platf_route_cbarg_t e_route = TO_FLOYD_LINK(i, i);
if (!e_route) {
- e_route = xbt_new0(s_route_t, 1);
- e_route->src_gateway = NULL;
- e_route->dst_gateway = NULL;
+ e_route = xbt_new0(s_sg_platf_route_cbarg_t, 1);
+ e_route->gw_src = NULL;
+ e_route->gw_dst = NULL;
e_route->link_list = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
- xbt_dynar_push(e_route->link_list, &global_routing->loopback);
+ xbt_dynar_push(e_route->link_list, &routing_platf->loopback);
TO_FLOYD_LINK(i, i) = e_route;
TO_FLOYD_PRED(i, i) = i;
TO_FLOYD_COST(i, i) = 1;
//FIXME: kill dupplicates in next function with full routing
-void model_floyd_parse_route(AS_t rc, const char *src,
- const char *dst, route_t route)
+void model_floyd_parse_route(AS_t rc, sg_platf_route_cbarg_t route)
{
+ char *src = (char*)(route->src);
+ char *dst = (char*)(route->dst);
+
int as_route = 0;
as_floyd_t as = (as_floyd_t) rc;
/* set the size of table routing */
size_t table_size = xbt_dynar_length(rc->index_network_elm);
- network_element_t src_net_elm, dst_net_elm;
+ sg_routing_edge_t src_net_elm, dst_net_elm;
- src_net_elm = xbt_lib_get_or_null(host_lib, src, ROUTING_HOST_LEVEL);
- dst_net_elm = xbt_lib_get_or_null(host_lib, dst, ROUTING_HOST_LEVEL);
- if (!src_net_elm)
- src_net_elm = xbt_lib_get_or_null(as_router_lib, src, ROUTING_ASR_LEVEL);
- if (!dst_net_elm)
- dst_net_elm = xbt_lib_get_or_null(as_router_lib, dst, ROUTING_ASR_LEVEL);
+ src_net_elm = sg_routing_edge_by_name_or_null(src);
+ dst_net_elm = sg_routing_edge_by_name_or_null(dst);
xbt_assert(src_net_elm, "Network elements %s not found", src);
xbt_assert(dst_net_elm, "Network elements %s not found", dst);
/* Create Cost, Predecessor and Link tables */
as->cost_table = xbt_new0(double, table_size * table_size); /* link cost from host to host */
as->predecessor_table = xbt_new0(int, table_size * table_size); /* predecessor host numbers */
- as->link_table = xbt_new0(route_t, table_size * table_size); /* actual link between src and dst */
+ as->link_table = xbt_new0(sg_platf_route_cbarg_t, table_size * table_size); /* actual link between src and dst */
/* Initialize costs and predecessors */
for (i = 0; i < table_size; i++)
TO_FLOYD_LINK(i, j) = NULL; /* fixed, missing in the previous version */
}
}
- if(!route->dst_gateway && !route->src_gateway)
+ if(!route->gw_dst && !route->gw_src)
XBT_DEBUG("Load Route from \"%s\" to \"%s\"", src, dst);
else{
as_route = 1;
XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", src,
- route->src_gateway->name, dst, route->dst_gateway->name);
- if(route->dst_gateway->rc_type == SURF_NETWORK_ELEMENT_NULL)
- xbt_die("The dst_gateway '%s' does not exist!",route->dst_gateway->name);
- if(route->src_gateway->rc_type == SURF_NETWORK_ELEMENT_NULL)
- xbt_die("The src_gateway '%s' does not exist!",route->src_gateway->name);
+ route->gw_src->name, dst, route->gw_dst->name);
+ if(route->gw_dst->rc_type == SURF_NETWORK_ELEMENT_NULL)
+ xbt_die("The dst_gateway '%s' does not exist!",route->gw_dst->name);
+ if(route->gw_src->rc_type == SURF_NETWORK_ELEMENT_NULL)
+ xbt_die("The src_gateway '%s' does not exist!",route->gw_src->name);
}
if(TO_FLOYD_LINK(src_net_elm->id, dst_net_elm->id))
((TO_FLOYD_LINK(src_net_elm->id, dst_net_elm->id))->link_list)->used; /* count of links, old model assume 1 */
}
- if ( (A_surfxml_route_symmetrical == A_surfxml_route_symmetrical_YES && as_route == 0)
- || (A_surfxml_ASroute_symmetrical == A_surfxml_ASroute_symmetrical_YES && as_route == 1)
+ if ( (route->symmetrical == TRUE && as_route == 0)
+ || (route->symmetrical == TRUE && as_route == 1)
)
{
if(TO_FLOYD_LINK(dst_net_elm->id, src_net_elm->id))
{
- if(!route->dst_gateway && !route->src_gateway)
+ if(!route->gw_dst && !route->gw_src)
XBT_DEBUG("See Route from \"%s\" to \"%s\"", dst, src);
else
XBT_DEBUG("See ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
- route->src_gateway->name, src, route->dst_gateway->name);
+ route->gw_src->name, src, route->gw_dst->name);
char * link_name;
unsigned int i;
xbt_dynar_t link_route_to_test = xbt_dynar_new(sizeof(sg_routing_link_t), NULL);
}
else
{
- if(route->dst_gateway && route->src_gateway)
+ if(route->gw_dst && route->gw_src)
{
- network_element_t gw_src = route->src_gateway;
- network_element_t gw_dst = route->dst_gateway;
- route->src_gateway = gw_dst;
- route->dst_gateway = gw_src;
+ sg_routing_edge_t gw_src = route->gw_src;
+ sg_routing_edge_t gw_dst = route->gw_dst;
+ route->gw_src = gw_dst;
+ route->gw_dst = gw_src;
}
- if(!route->dst_gateway && !route->src_gateway)
+ if(!route->gw_src && !route->gw_dst)
XBT_DEBUG("Load Route from \"%s\" to \"%s\"", dst, src);
else
XBT_DEBUG("Load ASroute from \"%s(%s)\" to \"%s(%s)\"", dst,
- route->src_gateway->name, src, route->dst_gateway->name);
+ route->gw_src->name, src, route->gw_dst->name);
TO_FLOYD_LINK(dst_net_elm->id, src_net_elm->id) =
generic_new_extended_route(rc->hierarchy, route, 0);
((TO_FLOYD_LINK(dst_net_elm->id, src_net_elm->id))->link_list)->used; /* count of links, old model assume 1 */
}
}
+ xbt_dynar_free(&route->link_list);
}