#include "network_gtnets_private.h"
#include "gtnets/gtnets_interface.h"
#include "xbt/str.h"
+#include "surf/surfxml_parse_values.h"
static double time_to_next_flow_completion = -1;
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network_gtnets, surf,
"Logging specific to the SURF network GTNetS module");
-extern routing_global_t global_routing;
+extern routing_platf_t routing_platf;
double sg_gtnets_jitter = 0.0;
int sg_gtnets_jitter_seed = 10;
-static void link_new(char *name, double bw, double lat, xbt_dict_t props)
+static void link_new(const char *name, double bw, double lat, xbt_dict_t props)
{
static int link_count = -1;
network_link_GTNETS_t gtnets_link;
- if (xbt_dict_get_or_null(surf_network_model->resource_set, name)) {
+ if (xbt_lib_get_or_null(link_lib, name, SURF_LINK_LEVEL)) {
return;
}
gtnets_link = xbt_new0(s_network_link_GTNETS_t, 1);
- gtnets_link->generic_resource.name = name;
+ gtnets_link->generic_resource.name = xbt_strdup(name);
gtnets_link->generic_resource.properties = props;
gtnets_link->bw_current = bw;
gtnets_link->lat_current = lat;
link_count, name, lat, bw);
if (gtnets_add_link(link_count, bw, lat)) {
- xbt_die("Cannot create GTNetS link");
+ xbt_die("Cannot create GTNetS link");
}
gtnets_link->id = link_count;
- xbt_dict_set(surf_network_model->resource_set, name, gtnets_link,
- surf_resource_free);
+ xbt_lib_set(link_lib, name, SURF_LINK_LEVEL, gtnets_link);
}
static void route_new(int src_id, int dst_id, xbt_dynar_t links,
src_id, dst_id, links, nb_link);
/* Build the list of gtnets link IDs */
- gtnets_links = (int *) calloc(nb_link, sizeof(int));
+ gtnets_links = xbt_new0(int, nb_link);
i = 0;
xbt_dynar_foreach(links, cursor, link) {
gtnets_links[i++] = link->id;
}
/* Parse the XML for a network link */
-static void parse_link_init(void)
+static void parse_link_init(sg_platf_link_cbarg_t link)
{
- char *name;
- double bw;
- double lat;
- e_surf_resource_state_t state;
- name = xbt_strdup(A_surfxml_link_id);
- surf_parse_get_double(&bw, A_surfxml_link_bandwidth);
- surf_parse_get_double(&lat, A_surfxml_link_latency);
- state = SURF_RESOURCE_ON;
XBT_DEBUG("link_gtnets");
- tmgr_trace_t bw_trace;
- tmgr_trace_t state_trace;
- tmgr_trace_t lat_trace;
- bw_trace = tmgr_trace_new(A_surfxml_link_bandwidth_file);
- lat_trace = tmgr_trace_new(A_surfxml_link_latency_file);
- state_trace = tmgr_trace_new(A_surfxml_link_state_file);
-
- if (bw_trace)
+ if (link->bandwidth_trace)
XBT_INFO
("The GTNetS network model doesn't support bandwidth state traces");
- if (lat_trace)
+ if (link->latency_trace)
XBT_INFO("The GTNetS network model doesn't support latency state traces");
- if (state_trace)
+ if (link->state_trace)
XBT_INFO("The GTNetS network model doesn't support link state traces");
- current_property_set = xbt_dict_new();
- if (A_surfxml_link_sharing_policy == A_surfxml_link_sharing_policy_FULLDUPLEX)
+ if (link->policy == SURF_LINK_FULLDUPLEX)
{
- link_new(bprintf("%s_UP",name), bw, lat, current_property_set);
- link_new(bprintf("%s_DOWN",name), bw, lat, current_property_set);
+ link_new(bprintf("%s_UP",link->id), link->bandwidth, link->latency, current_property_set);
+ link_new(bprintf("%s_DOWN",link->id), link->bandwidth, link->latency, current_property_set);
}
- else link_new(name, bw, lat, current_property_set);
+ else link_new(link->id, link->bandwidth, link->latency, current_property_set);
+ current_property_set = NULL;
}
/* Create the gtnets topology based on routing strategy */
-static void create_gtnets_topology()
+static void create_gtnets_topology(void)
{
- int src_id,dst_id;
-
XBT_DEBUG("Starting topology generation");
-// À refaire plus tard. Il faut prendre la liste des hôtes/routeurs (dans routing)
-// À partir de cette liste, on les numérote.
-// Ensuite, on peut utiliser les id pour refaire les appels GTNets qui suivent.
+// FIXME: We should take the list of hosts/routers (in the routing module), number the elements of this list,
+// and then you can use the id to reimplement properly the following GTNets calls
//get the onelinks from the parsed platform
- xbt_dynar_t onelink_routes = global_routing->get_onelink_routes();
+ xbt_dynar_t onelink_routes = routing_platf->get_onelink_routes();
if (!onelink_routes)
return;
onelink_t onelink;
unsigned int iter;
xbt_dynar_foreach(onelink_routes, iter, onelink) {
- char *src = onelink->src;
- char *dst = onelink->dst;
void *link = onelink->link_ptr;
- src_id = *((int *) xbt_dict_get_or_null(global_routing->root->to_index,src));
- dst_id = *((int *) xbt_dict_get_or_null(global_routing->root->to_index,dst));
- if(src_id != dst_id){
- XBT_DEBUG("Link (#%p), src (#%s), dst (#%s), src_id = %d, dst_id = %d", link,src,dst, src_id, dst_id);
+ if(onelink->src->id != onelink->dst->id){
+ XBT_DEBUG("Link (#%p), src (#%s), dst (#%s), src_id = %d, dst_id = %d",
+ link,
+ onelink->src->name,
+ onelink->dst->name,
+ onelink->src->id,
+ onelink->dst->id);
XBT_DEBUG("Calling one link route");
- if(global_routing->get_network_element_type(src) == SURF_NETWORK_ELEMENT_ROUTER){
- gtnets_add_router(src_id);
+ if(onelink->src->rc_type == SURF_NETWORK_ELEMENT_ROUTER){
+ gtnets_add_router(onelink->src->id);
}
- if(global_routing->get_network_element_type(dst) == SURF_NETWORK_ELEMENT_ROUTER){
- gtnets_add_router(dst_id);
+ if(onelink->dst->rc_type == SURF_NETWORK_ELEMENT_ROUTER){
+ gtnets_add_router(onelink->dst->id);
}
- route_onehop_new(src_id, dst_id, (network_link_GTNETS_t)(link));
+ route_onehop_new(onelink->src->id, onelink->dst->id, (network_link_GTNETS_t)(link));
}
}
}
/* Main XML parsing */
-static void define_callbacks(const char *file)
+static void define_callbacks(void)
{
/* Figuring out the network links */
- surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
- surfxml_add_callback(ETag_surfxml_platform_cb_list,
- &create_gtnets_topology);
+ sg_platf_link_add_cb (&parse_link_init);
+ sg_platf_postparse_add_cb(&create_gtnets_topology);
}
static int resource_used(void *resource_id)
if (!action->refcount) {
xbt_swag_remove(action, action->state_set);
#ifdef HAVE_TRACING
- if (action->category)
- xbt_free(action->category);
+ xbt_free(action->category);
#endif
surf_action_free(&action);
return 1;
if (!xbt_swag_size(running_actions))
return -1.0;
- xbt_assert0(time_to_next_flow_completion,
+ xbt_assert(time_to_next_flow_completion,
"Time to next flow completion not initialized!\n");
XBT_DEBUG("Calling gtnets_get_time_to_next_flow_completion");
xbt_swag_t running_actions =
surf_network_model->states.running_action_set;
- /* If there are no renning flows, just return */
+ /* If there are no running flows, just return */
if (time_to_next_flow_completion < 0.0) {
return;
}
action->generic_action.remains);
double sent = gtnets_get_flow_rx(action);
+ XBT_DEBUG("Sent value returned by GTNetS : %f", sent);
+
#ifdef HAVE_TRACING
- double trace_sent = sent;
- if (trace_sent == 0) {
- //if sent is equals to 0, means that gtnets sent all the bytes
- trace_sent = action->generic_action.cost;
- }
- // tracing resource utilization
-// COMMENTED BY DAVID
-// int src = TRACE_surf_gtnets_get_src (action);
-// int dst = TRACE_surf_gtnets_get_dst (action);
-// if (src != -1 && dst != -1){
-// xbt_dynar_t route = used_routing->get_route(src, dst);
-// network_link_GTNETS_t link;
-// unsigned int i;
-// xbt_dynar_foreach(route, i, link) {
-// TRACE_surf_link_set_utilization (link->generic_resource.name,
-// action->generic_action.data, trace_sent/delta, now-delta, delta);
-// }
-// }
+ action->last_remains = action->generic_action.remains;
#endif
- XBT_DEBUG("Sent value returned by GTNetS : %f", sent);
- //need to trust this remain value
- if (sent == 0) {
- action->generic_action.remains = 0;
+ //need to trust this remain value
+ if (sent == 0) {
+ action->generic_action.remains = 0;
} else {
action->generic_action.remains =
action->generic_action.cost - sent;
}
- XBT_DEBUG("Action (%p) remains new value: %f", action,
+
+ // verify that this action is a finishing action.
+ int found=0;
+ for (i = 0; i < num_flows; i++) {
+ if(action == (surf_action_network_GTNETS_t) (metadata[i])){
+ found = 1;
+ break;
+ }
+ }
+
+ // indeed this action have not yet started
+ // because of that we need to fix the remaining to the
+ // original total cost
+ if(found != 1 && action->generic_action.remains == 0 ){
+ action->generic_action.remains = action->generic_action.cost;
+ }
+
+ XBT_DEBUG("Action (%p) remains new value: %f", action,
action->generic_action.remains);
+
+#ifdef HAVE_TRACING
+ if (TRACE_is_enabled()) {
+ double last_amount_sent = (action->generic_action.cost - action->last_remains);
+ double amount_sent = (action->generic_action.cost - action->generic_action.remains);
+
+ // tracing resource utilization
+ xbt_dynar_t route = NULL;
+
+ routing_get_route_and_latency (action->src, action->dst, &route, NULL);
+
+ unsigned int i;
+ for (i = 0; i < xbt_dynar_length (route); i++){
+ network_link_GTNETS_t *link = ((network_link_GTNETS_t*)xbt_dynar_get_ptr (route, i));
+ TRACE_surf_link_set_utilization ((*link)->generic_resource.name,
+ ((surf_action_t) action)->category,
+ (amount_sent - last_amount_sent)/(delta),
+ now-delta,
+ delta);
+ }
+ }
+#endif
+
+
}
for (i = 0; i < num_flows; i++) {
action = (surf_action_network_GTNETS_t) (metadata[i]);
+
+
action->generic_action.finish = now + time_to_next_flow_completion;
-#ifdef HAVE_TRACING
- TRACE_surf_gtnets_destroy(action);
-#endif
action_state_set((surf_action_t) action, SURF_ACTION_DONE);
XBT_DEBUG("----> Action (%p) just terminated", action);
+
}
}
/* Max durations are not supported */
-static surf_action_t communicate(const char *src_name,
- const char *dst_name, double size,
- double rate)
+static surf_action_t communicate(sg_routing_edge_t src_card,
+ sg_routing_edge_t dst_card,
+ double size, double rate)
{
- int src, dst;
-
- // Utiliser le dictionnaire définit dans create_gtnets_topology pour initialiser correctement src et dst
- src = dst = -1;
surf_action_network_GTNETS_t action = NULL;
- src = *((int *) xbt_dict_get_or_null(global_routing->root->to_index,src_name));
- dst = *((int *) xbt_dict_get_or_null(global_routing->root->to_index,dst_name));
- xbt_assert0((src >= 0
+ int src = src_card->id;
+ int dst = dst_card->id;
+ char *src_name = src_card->name;
+ char *dst_name = dst_card->name;
+
+ xbt_assert((src >= 0
&& dst >= 0), "Either src or dst have invalid id (id<0)");
XBT_DEBUG("Setting flow src %d \"%s\", dst %d \"%s\"", src, src_name, dst,
dst_name);
- xbt_dynar_t links = global_routing->get_route(src_name, dst_name);
- route_new(src, dst, links, xbt_dynar_length(links));
+ xbt_dynar_t route = NULL;
+
+ routing_get_route_and_latency(src_card, dst_card, &route, NULL);
+
+ route_new(src, dst, route, xbt_dynar_length(route));
action =
surf_action_new(sizeof(s_surf_action_network_GTNETS_t), size,
surf_network_model, 0);
+#ifdef HAVE_TRACING
+ action->last_remains = 0;
+#endif
+
/* Add a flow to the GTNets Simulation, associated to this action */
if (gtnets_create_flow(src, dst, size, (void *) action) < 0) {
xbt_die("Not route between host %s and host %s", src_name, dst_name);
}
#ifdef HAVE_TRACING
- TRACE_surf_gtnets_communicate(action, src, dst);
+ TRACE_surf_gtnets_communicate(action, src_card, dst_card);
#endif
return (surf_action_t) action;
return 0;
}
+#ifdef HAVE_TRACING
+static void gtnets_action_set_category(surf_action_t action, const char *category)
+{
+ action->category = xbt_strdup (category);
+}
+#endif
+
static void finalize(void)
{
gtnets_finalize();
surf_network_model->suspend = action_suspend;
surf_network_model->resume = action_resume;
surf_network_model->is_suspended = action_is_suspended;
+#ifdef HAVE_TRACING
+ surf_network_model->set_category = gtnets_action_set_category;
+#endif
surf_network_model->extension.network.communicate = communicate;
xbt_die("Impossible to initialize GTNetS interface");
}
- routing_model_create(sizeof(network_link_GTNETS_t), NULL, NULL);
+ routing_model_create(NULL);
}
#ifdef HAVE_LATENCY_BOUND_TRACKING
}
#endif
-#ifdef HAVE_GTNETS
-void surf_network_model_init_GTNETS(const char *filename)
+void surf_network_model_init_GTNETS(void)
{
if (surf_network_model)
return;
+
surf_network_model_init_internal();
- define_callbacks(filename);
+ define_callbacks();
xbt_dynar_push(model_list, &surf_network_model);
#ifdef HAVE_LATENCY_BOUND_TRACKING
gtnets_set_jitter(sg_gtnets_jitter);
gtnets_set_jitter_seed(sg_gtnets_jitter_seed);
}
-
- update_model_description(surf_network_model_description,
- "GTNets", surf_network_model);
}
-#endif