-/* $Id$ */
+/* $Id$ */
/* Copyright (c) 2005 Henri Casanova. All rights reserved. */
#include "gtnets/gtnets_interface.h"
#include "xbt/str.h"
+
+static double time_to_next_flow_completion = -1;
+
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_network_gtnets, surf,
- "Logging specific to the SURF network module");
+ "Logging specific to the SURF network module");
/** QUESTIONS for GTNetS integration
** 1. Check that we did the right thing with name_service and get_resource_name
** 6. We don't update "remaining" for ongoing flows. Is it bad?
**/
+static int src_id = -1;
+static int dst_id = -1;
+
/* Free memory for a network link */
static void link_free(void *nw_link)
{
free(((network_link_GTNETS_t) nw_link)->name);
+ xbt_dict_free(&(((network_link_GTNETS_t) nw_link)->properties));
free(nw_link);
}
gtnets_link->lat_current = lat;
gtnets_link->id = link_count;
/* Add the properties */
- gtnets_link->properties = current_property_set;
+ gtnets_link->properties = props;
xbt_dict_set(link_set, name, gtnets_link, link_free);
{
static int card_count = -1;
+ XBT_IN1("(%s)", name);
/* KF: Check that we haven't seen the network card before */
- network_card_GTNETS_t card =
- xbt_dict_get_or_null(network_card_set, name);
+ network_card_GTNETS_t card = xbt_dict_get_or_null(network_card_set, name);
if (!card) {
/* KF: Increment the card counter for GTNetS */
xbt_dict_set(network_card_set, name, card, network_card_free);
}
+ LOG1(xbt_log_priority_trace, " return %d", card->id);
+ XBT_OUT;
/* KF: just return the GTNetS ID as the SURF ID */
return card->id;
}
/* Instantiate a new route: MODIFY BY KF */
-static void route_new(int src_id, int dst_id, char **links, int nb_link)
+static void route_new(int src_id, int dst_id, network_link_GTNETS_t * links,
+ int nb_link)
{
-#if 0
- network_link_GTNETS_t *link_list = NULL;
- int i;
-
- ROUTE_SIZE(src_id, dst_id) = nb_link;
- link_list = (ROUTE(src_id, dst_id) =
- xbt_new0(network_link_GTNETS_t, nb_link));
- for (i = 0; i < nb_link; i++) {
- link_list[i] = xbt_dict_get_or_null(link_set, links[i]);
- free(links[i]);
- }
- free(links);
-#endif
int i;
int *gtnets_links;
+ XBT_IN4("(src_id=%d, dst_id=%d, links=%p, nb_link=%d)",
+ src_id, dst_id, links, nb_link);
/* KF: Build the list of gtnets link IDs */
gtnets_links = (int *) calloc(nb_link, sizeof(int));
for (i = 0; i < nb_link; i++) {
- gtnets_links[i] =
- ((network_link_GTNETS_t)
- (xbt_dict_get(link_set, links[i])))->id;
+ gtnets_links[i] = links[i]->id;
}
/* KF: Create the GTNets route */
if (gtnets_add_route(src_id, dst_id, gtnets_links, nb_link)) {
xbt_assert0(0, "Cannot create GTNetS route");
}
+ XBT_OUT;
}
/* Instantiate a new route: MODIFY BY KF */
-static void route_onehop_new(int src_id, int dst_id, char **links,
- int nb_link)
+static void route_onehop_new(int src_id, int dst_id,
+ network_link_GTNETS_t * links, int nb_link)
{
int linkid;
xbt_assert0(0, "In onehop_new, nb_link should be 1");
}
- /* KF: Build the list of gtnets link IDs */
- linkid =
- ((network_link_GTNETS_t)
- (xbt_dict_get(link_set, links[0])))->id;
+ /* KF: Build the linbst of gtnets link IDs */
+ linkid = links[0]->id;
/* KF: Create the GTNets route */
if (gtnets_add_onehop_route(src_id, dst_id, linkid)) {
surf_parse_get_double(&lat, A_surfxml_link_latency);
state = SURF_LINK_ON;
- /* Print values when no traces are specified */
- {
- tmgr_trace_t bw_trace;
- tmgr_trace_t state_trace;
- tmgr_trace_t lat_trace;
+ tmgr_trace_t bw_trace;
+ tmgr_trace_t state_trace;
+ tmgr_trace_t lat_trace;
- surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
- surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
- surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
+ surf_parse_get_trace(&bw_trace, A_surfxml_link_bandwidth_file);
+ surf_parse_get_trace(&lat_trace, A_surfxml_link_latency_file);
+ surf_parse_get_trace(&state_trace, A_surfxml_link_state_file);
+
+ if (bw_trace)
+ INFO0("The GTNetS network model doesn't support bandwidth state traces");
+ if (lat_trace)
+ INFO0("The GTNetS network model doesn't support latency state traces");
+ if (state_trace)
+ INFO0("The GTNetS network model doesn't support link state traces");
- /*TODO Where is WARNING0 defined??? */
-#if 0
- if (bw_trace)
- WARNING0
- ("The GTNetS network model doesn't support bandwidth state traces");
- if (lat_trace)
- WARNING0
- ("The GTNetS network model doesn't support latency state traces");
- if (state_trace)
- WARNING0
- ("The GTNetS network model doesn't support link state traces");
-#endif
- }
- /* KF: remove several arguments to link_new */
current_property_set = xbt_dict_new();
link_new(name, bw, lat, current_property_set);
}
-static int nb_link = 0;
-static char **link_name = NULL;
-static int src_id = -1;
-static int dst_id = -1;
-
/* Parses a route from the XML: UNMODIFIED BY HC */
static void parse_route_set_endpoints(void)
{
src_id = network_card_new(A_surfxml_route_src);
dst_id = network_card_new(A_surfxml_route_dst);
-
-/* nb_link = 0;
- link_name = NULL;
-*/
- route_link_list = xbt_dynar_new(sizeof(char *), &xbt_free_ref);
+ route_action = A_surfxml_route_action;
}
/* KF*/
}
}
-//The following is common to all and has been relocated to surfxml_parse
-/* Parses a route element from the XML: UNMODIFIED BY HC */
-/*static void parse_route_elem(void)
-{
- nb_link++;
- link_name = xbt_realloc(link_name, (nb_link) * sizeof(char *));
- link_name[(nb_link) - 1] = xbt_strdup(A_surfxml_route_element_name);
-}
-*/
-
/* Create the route (more than one hops): MODIFIED BY KF */
static void parse_route_set_route(void)
{
-/* if (nb_link > 1)
- route_new(src_id, dst_id, link_name, nb_link);
-*/
- char *name = bprintf("%x#%x",src_id, dst_id);
- xbt_dict_set(route_table, name, route_link_list, NULL);
- free(name);
-}
-
-//This is not used anymore. one hop routes are created in add_route
-/* Create the one-hope route: BY KF */
-static void parse_route_set_onehop_route(void)
-{
- if (nb_link == 1)
- route_onehop_new(src_id, dst_id, link_name, nb_link);
+ char *name;
+ if (src_id != -1 && dst_id != -1) {
+ name = bprintf("%x#%x", src_id, dst_id);
+ manage_route(route_table, name, route_action, 0);
+ free(name);
+ }
}
static void add_route()
{
xbt_ex_t e;
- unsigned int cpt = 0;
- int i = 0;
+ unsigned int cpt = 0;
+ int link_list_capacity = 0;
+ int nb_link = 0;
xbt_dict_cursor_t cursor = NULL;
- char *key,*data, *end;
+ char *key, *data, *end;
const char *sep = "#";
xbt_dynar_t links, keys;
+ static network_link_GTNETS_t *link_list = NULL;
+
+ XBT_IN;
xbt_dict_foreach(route_table, cursor, key, data) {
+ char *link = NULL;
nb_link = 0;
- links = (xbt_dynar_t)data;
+ links = (xbt_dynar_t) data;
keys = xbt_str_split_str(key, sep);
- nb_link = xbt_dynar_length(links);
- link_name = xbt_realloc(link_name, (nb_link) * sizeof(char *));
+ link_list_capacity = xbt_dynar_length(links);
+ link_list = xbt_new(network_link_GTNETS_t, link_list_capacity);
- src_id = strtol(xbt_dynar_get_as(keys, 0, char*), &end, 16);
- dst_id = strtol(xbt_dynar_get_as(keys, 1, char*), &end, 16);
-
- i = 0;
- char* link = NULL;
- xbt_dynar_foreach (links, cpt, link) {
+ src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 16);
+ dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 16);
+ xbt_dynar_free(&keys);
+
+ xbt_dynar_foreach(links, cpt, link) {
TRY {
- link_name[i++] = xbt_dict_get(link_set, link);
+ link_list[nb_link++] = xbt_dict_get(link_set, link);
}
CATCH(e) {
RETHROW1("Link %s not found (dict raised this exception: %s)", link);
- }
+ }
}
- if (nb_link > 1)
- route_new(src_id, dst_id, link_name, nb_link);
if (nb_link == 1)
- route_onehop_new(src_id, dst_id, link_name, nb_link);
- }
+ route_onehop_new(src_id, dst_id, link_list, nb_link);
+ }
+
+ xbt_dict_foreach(route_table, cursor, key, data) {
+ char *link = NULL;
+ nb_link = 0;
+ links = (xbt_dynar_t) data;
+ keys = xbt_str_split_str(key, sep);
+
+ link_list_capacity = xbt_dynar_length(links);
+ link_list = xbt_new(network_link_GTNETS_t, link_list_capacity);
+
+ src_id = strtol(xbt_dynar_get_as(keys, 0, char *), &end, 16);
+ dst_id = strtol(xbt_dynar_get_as(keys, 1, char *), &end, 16);
+ xbt_dynar_free(&keys);
- xbt_dict_free(&route_table);
+ xbt_dynar_foreach(links, cpt, link) {
+ TRY {
+ link_list[nb_link++] = xbt_dict_get(link_set, link);
+ }
+ CATCH(e) {
+ RETHROW1("Link %s not found (dict raised this exception: %s)", link);
+ }
+ }
+ if (nb_link >= 1)
+ route_new(src_id, dst_id, link_list, nb_link);
+ }
+
+ xbt_dict_free(&route_table);
+ gtnets_print_topology();
+ XBT_OUT;
}
/* Main XML parsing */
static void define_callbacks(const char *file)
{
- surfxml_add_callback(STag_surfxml_prop_cb_list, &parse_properties);
surfxml_add_callback(STag_surfxml_router_cb_list, &parse_route_set_routers);
surfxml_add_callback(STag_surfxml_link_cb_list, &parse_link_init);
- surfxml_add_callback(STag_surfxml_route_cb_list, &parse_route_set_endpoints);
- surfxml_add_callback(ETag_surfxml_link_c_ctn_cb_list, &parse_route_elem);
-/* surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_onehop_route);*/
- surfxml_add_callback(STag_surfxml_platform_cb_list, &init_data);
+ surfxml_add_callback(STag_surfxml_route_cb_list,
+ &parse_route_set_endpoints);
surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
surfxml_add_callback(ETag_surfxml_platform_cb_list, &add_route);
- surfxml_add_callback(STag_surfxml_set_cb_list, &parse_sets);
- surfxml_add_callback(STag_surfxml_route_c_multi_cb_list, &parse_route_multi_set_endpoints);
- surfxml_add_callback(ETag_surfxml_route_c_multi_cb_list, &parse_route_multi_set_route);
- surfxml_add_callback(STag_surfxml_foreach_cb_list, &parse_foreach);
- surfxml_add_callback(STag_surfxml_cluster_cb_list, &parse_cluster);
}
static void *name_service(const char *name)
/* We do not care about this: only used for traces */
static int resource_used(void *resource_id)
{
- return 0; /* We don't care */
+ return 0; /* We don't care */
}
static int action_free(surf_action_t action)
{
- action->using--;
- if (!action->using) {
+ action->refcount--;
+ if (!action->refcount) {
xbt_swag_remove(action, action->state_set);
/* KF: No explicit freeing needed for GTNeTS here */
free(action);
static void action_use(surf_action_t action)
{
- action->using++;
+ action->refcount++;
}
static void action_cancel(surf_action_t action)
}
static void action_change_state(surf_action_t action,
- e_surf_action_state_t state)
+ e_surf_action_state_t state)
{
/* if((state==SURF_ACTION_DONE) || (state==SURF_ACTION_FAILED)) */
/* if(((surf_action_network_GTNETS_t)action)->variable) { */
/* share_resources() */
static double share_resources(double now)
{
-#if 0
- s_surf_action_network_GTNETS_t s_action;
- surf_action_network_GTNETS_t action = NULL;
xbt_swag_t running_actions =
- surf_network_model->common_public->states.running_action_set;
-#endif
+ surf_network_model->common_public->states.running_action_set;
+
+ //get the first relevant value from the running_actions list
+ if (!xbt_swag_size(running_actions))
+ return -1.0;
+
+ xbt_assert0(time_to_next_flow_completion,
+ "Time to next flow completion not initialized!\n");
+
+ time_to_next_flow_completion = gtnets_get_time_to_next_flow_completion();
- return gtnets_get_time_to_next_flow_completion();
+ return time_to_next_flow_completion;
}
/* delta: by how many time units the simulation must advance */
static void update_actions_state(double now, double delta)
{
-#if 0
surf_action_network_GTNETS_t action = NULL;
- surf_action_network_GTNETS_t next_action = NULL;
+ // surf_action_network_GTNETS_t next_action = NULL;
xbt_swag_t running_actions =
- surf_network_model->common_public->states.running_action_set;
-#endif
-
- double time_to_next_flow_completion =
- gtnets_get_time_to_next_flow_completion();
+ surf_network_model->common_public->states.running_action_set;
/* If there are no renning flows, just return */
if (time_to_next_flow_completion < 0.0) {
}
/*KF: if delta == time_to_next_flow_completion, too. */
- if (time_to_next_flow_completion <= delta) { /* run until the first flow completes */
+ if (time_to_next_flow_completion <= delta) { /* run until the first flow completes */
void **metadata;
int i, num_flows;
if (gtnets_run_until_next_flow_completion(&metadata, &num_flows)) {
xbt_assert0(0,
- "Cannot run GTNetS simulation until next flow completion");
+ "Cannot run GTNetS simulation until next flow completion");
}
if (num_flows < 1) {
xbt_assert0(0,
- "GTNetS simulation couldn't find a flow that would complete");
+ "GTNetS simulation couldn't find a flow that would complete");
+ }
+
+ xbt_swag_foreach(action, running_actions) {
+ DEBUG2("Action (%p) remains old value: %f", action,
+ action->generic_action.remains);
+ double remain = gtnets_get_flow_rx(action);
+ DEBUG1("Remain value returned by GTNetS : %f", remain);
+ //need to trust this remain value
+ if (remain == 0) {
+ action->generic_action.remains = 0;
+ } else {
+ action->generic_action.remains = action->generic_action.cost - remain;
+ }
+ DEBUG2("Action (%p) remains new value: %f", action,
+ action->generic_action.remains);
}
for (i = 0; i < num_flows; i++) {
- surf_action_network_GTNETS_t action =
- (surf_action_network_GTNETS_t) (metadata[i]);
+ action = (surf_action_network_GTNETS_t) (metadata[i]);
- action->generic_action.remains = 0;
action->generic_action.finish = now + time_to_next_flow_completion;
action_change_state((surf_action_t) action, SURF_ACTION_DONE);
- /* TODO: Anything else here? */
+ DEBUG1("----> Action (%p) just terminated", action);
}
- } else { /* run for a given number of seconds */
+
+
+ } else { /* run for a given number of seconds */
if (gtnets_run(delta)) {
xbt_assert0(0, "Cannot run GTNetS simulation");
}
/* UNUSED HERE: no traces */
static void update_resource_state(void *id,
- tmgr_trace_event_t event_type,
- double value, double date)
+ tmgr_trace_event_t event_type,
+ double value, double date)
{
xbt_assert0(0, "Cannot update model state for GTNetS simulation");
return;
/* KF: Rate not supported */
static surf_action_t communicate(void *src, void *dst, double size,
- double rate)
+ double rate)
{
surf_action_network_GTNETS_t action = NULL;
network_card_GTNETS_t card_src = src;
action = xbt_new0(s_surf_action_network_GTNETS_t, 1);
- action->generic_action.using = 1;
+ action->generic_action.refcount = 1;
action->generic_action.cost = size;
action->generic_action.remains = size;
/* Max durations are not supported */
action->generic_action.max_duration = NO_MAX_DURATION;
action->generic_action.start = surf_get_clock();
action->generic_action.finish = -1.0;
- action->generic_action.model_type =
- (surf_model_t) surf_network_model;
+ action->generic_action.model_type = (surf_model_t) surf_network_model;
action->generic_action.state_set =
- surf_network_model->common_public->states.running_action_set;
+ surf_network_model->common_public->states.running_action_set;
xbt_swag_insert(action, action->generic_action.state_set);
if (gtnets_create_flow(card_src->id, card_dst->id, size, (void *) action)
< 0) {
xbt_assert2(0, "Not route between host %s and host %s", card_src->name,
- card_dst->name);
+ card_dst->name);
}
return (surf_action_t) action;
static void action_suspend(surf_action_t action)
{
xbt_assert0(0,
- "action_suspend() not supported for the GTNets network model");
+ "action_suspend() not supported for the GTNets network model");
}
/* Resume a flow() */
static void action_resume(surf_action_t action)
{
xbt_assert0(0,
- "action_resume() not supported for the GTNets network model");
+ "action_resume() not supported for the GTNets network model");
}
/* Test whether a flow is suspended */
#endif
xbt_dict_free(&network_card_set);
xbt_dict_free(&link_set);
- xbt_swag_free(surf_network_model->common_public->states.
- ready_action_set);
- xbt_swag_free(surf_network_model->common_public->states.
- running_action_set);
- xbt_swag_free(surf_network_model->common_public->states.
- failed_action_set);
- xbt_swag_free(surf_network_model->common_public->states.
- done_action_set);
+ xbt_swag_free(surf_network_model->common_public->states.ready_action_set);
+ xbt_swag_free(surf_network_model->common_public->states.running_action_set);
+ xbt_swag_free(surf_network_model->common_public->states.failed_action_set);
+ xbt_swag_free(surf_network_model->common_public->states.done_action_set);
free(surf_network_model->common_public);
free(surf_network_model->common_private);
free(surf_network_model->extension_public);
free(surf_network_model);
surf_network_model = NULL;
-#if 0
- for (i = 0; i < card_number; i++)
- for (j = 0; j < card_number; j++)
- free(ROUTE(i, j));
- free(routing_table);
- routing_table = NULL;
- free(routing_table_size);
- routing_table_size = NULL;
- card_number = 0;
-#endif
-
- /* ADDED BY KF */
gtnets_finalize();
- /* END ADDITION */
}
static void surf_network_model_init_internal(void)
surf_network_model = xbt_new0(s_surf_network_model_t, 1);
- surf_network_model->common_private =
- xbt_new0(s_surf_model_private_t, 1);
- surf_network_model->common_public =
- xbt_new0(s_surf_model_public_t, 1);
+ surf_network_model->common_private = xbt_new0(s_surf_model_private_t, 1);
+ surf_network_model->common_public = xbt_new0(s_surf_model_public_t, 1);
surf_network_model->extension_public =
- xbt_new0(s_surf_network_model_extension_public_t, 1);
+ xbt_new0(s_surf_network_model_extension_public_t, 1);
surf_network_model->common_public->states.ready_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
+ xbt_swag_new(xbt_swag_offset(action, state_hookup));
surf_network_model->common_public->states.running_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
+ xbt_swag_new(xbt_swag_offset(action, state_hookup));
surf_network_model->common_public->states.failed_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
+ xbt_swag_new(xbt_swag_offset(action, state_hookup));
surf_network_model->common_public->states.done_action_set =
- xbt_swag_new(xbt_swag_offset(action, state_hookup));
+ xbt_swag_new(xbt_swag_offset(action, state_hookup));
surf_network_model->common_public->name_service = name_service;
- surf_network_model->common_public->get_resource_name =
- get_resource_name;
- surf_network_model->common_public->action_get_state =
- surf_action_get_state;
+ surf_network_model->common_public->get_resource_name = get_resource_name;
+ surf_network_model->common_public->action_get_state = surf_action_get_state;
surf_network_model->common_public->action_use = action_use;
surf_network_model->common_public->action_free = action_free;
surf_network_model->common_public->action_cancel = action_cancel;
surf_network_model->common_public->action_recycle = action_recycle;
surf_network_model->common_public->action_change_state =
- action_change_state;
- surf_network_model->common_public->action_set_data =
- surf_action_set_data;
+ action_change_state;
+ surf_network_model->common_public->action_set_data = surf_action_set_data;
surf_network_model->common_public->name = "network";
surf_network_model->common_private->resource_used = resource_used;
surf_network_model->common_private->share_resources = share_resources;
surf_network_model->common_private->update_actions_state =
- update_actions_state;
- surf_network_model->common_private->update_resource_state = update_resource_state;
+ update_actions_state;
+ surf_network_model->common_private->update_resource_state =
+ update_resource_state;
surf_network_model->common_private->finalize = finalize;
surf_network_model->common_public->suspend = action_suspend;
surf_network_model->extension_public->communicate = communicate;
- /*for the props of the link*/
- surf_network_model->common_public->get_properties = get_properties;
+ /*for the props of the link */
+ surf_network_model->common_public->get_properties = get_properties;
link_set = xbt_dict_new();
network_card_set = xbt_dict_new();
}
}
+#ifdef HAVE_GTNETS
void surf_network_model_init_GTNETS(const char *filename)
{
if (surf_network_model)
xbt_dynar_push(model_list, &surf_network_model);
update_model_description(surf_network_model_description,
- surf_network_model_description_size,
- "GTNets",
- (surf_model_t) surf_network_model);
+ "GTNets", (surf_model_t) surf_network_model);
}
+#endif