-/* $Id$ */
-
-/* Copyright (c) 2004 Arnaud Legrand. All rights reserved. */
+/* Copyright (c) 2008, 2009, 2010. The SimGrid Team.
+ * All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
* under the terms of the license (GNU LGPL) which comes with this package. */
#include "surf_private.h"
-#include "network_common.h"
#include "surf/random_mgr.h"
#include "xbt/dict.h"
#include "xbt/str.h"
#include "xbt/log.h"
-typedef struct network_card_Constant {
- char *name;
- int id;
-} s_network_card_Constant_t, *network_card_Constant_t;
-
typedef struct surf_action_network_Constant {
s_surf_action_t generic_action;
double latency;
double lat_init;
int suspended;
- network_card_Constant_t src;
- network_card_Constant_t dst;
} s_surf_action_network_Constant_t, *surf_action_network_Constant_t;
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_network);
static random_data_t random_latency = NULL;
-static int card_number = 0;
-static int host_number = 0;
-
-static void network_card_free(void *nw_card)
-{
- free(((network_card_Constant_t) nw_card)->name);
- free(nw_card);
-}
-
-static int network_card_new(const char *card_name)
-{
- network_card_Constant_t card =
- xbt_dict_get_or_null(network_card_set, card_name);
-
- if (!card) {
- card = xbt_new0(s_network_card_Constant_t, 1);
- card->name = xbt_strdup(card_name);
- card->id = card_number++;
- xbt_dict_set(network_card_set, card_name, card, network_card_free);
- }
- return card->id;
-}
-
-static int src_id = -1;
-static int dst_id = -1;
-
-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);
- route_action = A_surfxml_route_action;
-}
-
-static void parse_route_set_route(void)
-{
- 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 count_hosts(void)
-{
- host_number++;
-}
-
-static void define_callbacks(const char *file)
-{
- /* Figuring out the network links */
- surfxml_add_callback(STag_surfxml_host_cb_list, &count_hosts);
- surfxml_add_callback(STag_surfxml_route_cb_list, &parse_route_set_endpoints);
- surfxml_add_callback(ETag_surfxml_route_cb_list, &parse_route_set_route);
-}
+static int host_number_int = 0;
-static void *name_service(const char *name)
+static void netcste_count_hosts(void)
{
- network_card_Constant_t card = xbt_dict_get_or_null(network_card_set, name);
- return card;
+ host_number_int++;
}
-static const char *get_resource_name(void *resource_id)
+static void netcste_define_callbacks(const char *file)
{
- return ((network_card_Constant_t) resource_id)->name;
+ surfxml_add_callback(STag_surfxml_host_cb_list, &netcste_count_hosts);
}
-static int resource_used(void *resource_id)
+static int netcste_resource_used(void *resource_id)
{
return 0;
}
-static int action_free(surf_action_t action)
+static int netcste_action_unref(surf_action_t action)
{
- action->using--;
- if (!action->using) {
+ action->refcount--;
+ if (!action->refcount) {
xbt_swag_remove(action, action->state_set);
- free(action);
+ surf_action_free(&action);
return 1;
}
return 0;
}
-static void action_use(surf_action_t action)
-{
- action->using++;
-}
-
-static void action_cancel(surf_action_t action)
-{
- return;
-}
-
-static void action_recycle(surf_action_t action)
+static void netcste_action_cancel(surf_action_t action)
{
return;
}
-static void action_change_state(surf_action_t action,
- e_surf_action_state_t state)
-{
- surf_action_change_state(action, state);
- return;
-}
-
-static double share_resources(double now)
+static double netcste_share_resources(double now)
{
surf_action_network_Constant_t action = NULL;
xbt_swag_t running_actions =
- surf_network_model->common_public->states.running_action_set;
+ surf_network_model->states.running_action_set;
double min = -1.0;
xbt_swag_foreach(action, running_actions) {
if (action->latency > 0) {
if (min < 0)
- min = action->latency;
+ min = action->latency;
else if (action->latency < min)
- min = action->latency;
+ min = action->latency;
}
}
return min;
}
-static void update_actions_state(double now, double delta)
+static void netcste_update_actions_state(double now, double delta)
{
surf_action_network_Constant_t action = NULL;
surf_action_network_Constant_t next_action = NULL;
xbt_swag_t running_actions =
- surf_network_model->common_public->states.running_action_set;
+ surf_network_model->states.running_action_set;
xbt_swag_foreach_safe(action, next_action, running_actions) {
if (action->latency > 0) {
if (action->latency > delta) {
- double_update(&(action->latency), delta);
+ double_update(&(action->latency), delta);
} else {
- action->latency = 0.0;
+ action->latency = 0.0;
}
}
double_update(&(action->generic_action.remains),
- action->generic_action.cost * delta/action->lat_init);
+ action->generic_action.cost * delta / action->lat_init);
if (action->generic_action.max_duration != NO_MAX_DURATION)
double_update(&(action->generic_action.max_duration), delta);
if (action->generic_action.remains <= 0) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
- } else if ((action->generic_action.max_duration != NO_MAX_DURATION) &&
- (action->generic_action.max_duration <= 0)) {
+ surf_network_model->action_state_set((surf_action_t) action,
+ SURF_ACTION_DONE);
+ } else if ((action->generic_action.max_duration != NO_MAX_DURATION)
+ && (action->generic_action.max_duration <= 0)) {
action->generic_action.finish = surf_get_clock();
- action_change_state((surf_action_t) action, SURF_ACTION_DONE);
- }
+ surf_network_model->action_state_set((surf_action_t) action,
+ SURF_ACTION_DONE);
+ }
}
-
- return;
}
-static void update_resource_state(void *id,
- tmgr_trace_event_t event_type,
- double value, double time)
+static void netcste_update_resource_state(void *id,
+ tmgr_trace_event_t event_type,
+ double value, double time)
{
DIE_IMPOSSIBLE;
}
-static surf_action_t communicate(void *src, void *dst, double size,
- double rate)
+static surf_action_t netcste_communicate(const char *src_name,
+ const char *dst_name, double size,
+ double rate)
{
surf_action_network_Constant_t action = NULL;
- network_card_Constant_t card_src = src;
- network_card_Constant_t card_dst = dst;
- XBT_IN4("(%s,%s,%g,%g)", card_src->name, card_dst->name, size, rate);
+ XBT_IN("(%s,%s,%g,%g)", src_name, dst_name, size, rate);
- action = xbt_new0(s_surf_action_network_Constant_t, 1);
+ action =
+ surf_action_new(sizeof(s_surf_action_network_Constant_t), size,
+ surf_network_model, 0);
- action->generic_action.using = 1;
- action->generic_action.cost = size;
- action->generic_action.remains = size;
- 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->suspended = 0;
- action->latency = random_generate(random_latency);
+ action->latency = sg_latency_factor; //random_generate(random_latency);
action->lat_init = action->latency;
- if(action->latency<=0.0)
- action->generic_action.state_set =
- surf_network_model->common_public->states.done_action_set;
- else
+ if (action->latency <= 0.0) {
action->generic_action.state_set =
- surf_network_model->common_public->states.running_action_set;
-
- xbt_swag_insert(action, action->generic_action.state_set);
-
+ surf_network_model->states.done_action_set;
+ xbt_swag_insert(action, action->generic_action.state_set);
+ }
- XBT_OUT;
+ XBT_OUT();
return (surf_action_t) action;
}
-/* returns an array of link_Constant_t */
-static const void **get_route(void *src, void *dst)
+#ifdef HAVE_TRACING
+static void netcste_action_set_category(surf_action_t action, const char *category)
{
- xbt_assert0(0, "Calling this function does not make any sense");
- return (const void **) NULL;
+ //ignore completely the categories in constant model, they are not traced
}
+#endif
-static int get_route_size(void *src, void *dst)
-{
- xbt_assert0(0, "Calling this function does not make any sense");
- return 0;
-}
-
-static const char *get_link_name(const void *link)
+/* returns an array of link_Constant_t */
+static xbt_dynar_t netcste_get_route(void *src, void *dst)
{
- DIE_IMPOSSIBLE;
+ xbt_die("Calling this function does not make any sense");
}
-static double get_link_bandwidth(const void *link)
+static double netcste_get_link_bandwidth(const void *link)
{
DIE_IMPOSSIBLE;
}
-static double get_link_latency(const void *link)
+static double netcste_get_link_latency(const void *link)
{
DIE_IMPOSSIBLE;
}
-static xbt_dict_t get_properties(void *link)
+static int link_shared(const void *link)
{
DIE_IMPOSSIBLE;
}
-static void action_suspend(surf_action_t action)
+static void netcste_action_suspend(surf_action_t action)
{
((surf_action_network_Constant_t) action)->suspended = 1;
}
-static void action_resume(surf_action_t action)
+static void netcste_action_resume(surf_action_t action)
{
if (((surf_action_network_Constant_t) action)->suspended)
((surf_action_network_Constant_t) action)->suspended = 0;
}
-static int action_is_suspended(surf_action_t action)
+static int netcste_action_is_suspended(surf_action_t action)
{
return ((surf_action_network_Constant_t) action)->suspended;
}
-static void action_set_max_duration(surf_action_t action, double duration)
+static void netcste_finalize(void)
{
- action->max_duration = duration;
-}
-
-static void finalize(void)
-{
- xbt_dict_free(&network_card_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_model_exit(surf_network_model);
surf_network_model = NULL;
-
- card_number = 0;
}
-static void surf_network_model_init_internal(void)
-{
- s_surf_action_t action;
-
- 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->extension_public =
- 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));
- surf_network_model->common_public->states.running_action_set =
- 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));
- surf_network_model->common_public->states.done_action_set =
- 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->action_get_start_time =
- surf_action_get_start_time;
- surf_network_model->common_public->action_get_finish_time =
- surf_action_get_finish_time;
- surf_network_model->common_public->action_free = action_free;
- surf_network_model->common_public->action_use = action_use;
- 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;
- 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;
- surf_network_model->common_private->finalize = finalize;
-
- surf_network_model->common_public->suspend = action_suspend;
- surf_network_model->common_public->resume = action_resume;
- surf_network_model->common_public->is_suspended = action_is_suspended;
- surf_cpu_model->common_public->set_max_duration =
- action_set_max_duration;
-
- surf_network_model->extension_public->communicate = communicate;
- surf_network_model->extension_public->get_route = get_route;
- surf_network_model->extension_public->get_route_size = get_route_size;
- surf_network_model->extension_public->get_link_name = get_link_name;
- surf_network_model->extension_public->get_link_bandwidth =
- get_link_bandwidth;
- surf_network_model->extension_public->get_link_latency =
- get_link_latency;
-
- surf_network_model->common_public->get_properties = get_properties;
-
- network_card_set = xbt_dict_new();
-
- if(!random_latency)
- random_latency = random_new(RAND, 100, 0.0, 1.0, .125, .034);
-}
+
void surf_network_model_init_Constant(const char *filename)
{
-
+ xbt_assert(surf_network_model == NULL);
if (surf_network_model)
return;
- surf_network_model_init_internal();
- define_callbacks(filename);
+ surf_network_model = surf_model_init();
+
+ surf_network_model->name = "constant time network";
+ surf_network_model->action_unref = netcste_action_unref;
+ surf_network_model->action_cancel = netcste_action_cancel;
+ surf_network_model->action_recycle = net_action_recycle;
+ surf_network_model->get_remains = net_action_get_remains;
+#ifdef HAVE_LATENCY_BOUND_TRACKING
+ surf_network_model->get_latency_limited = net_get_link_latency_limited;
+#endif
+
+ surf_network_model->model_private->resource_used = netcste_resource_used;
+ surf_network_model->model_private->share_resources =
+ netcste_share_resources;
+ surf_network_model->model_private->update_actions_state =
+ netcste_update_actions_state;
+ surf_network_model->model_private->update_resource_state =
+ netcste_update_resource_state;
+ surf_network_model->model_private->finalize = netcste_finalize;
+
+ surf_network_model->suspend = netcste_action_suspend;
+ surf_network_model->resume = netcste_action_resume;
+ surf_network_model->is_suspended = netcste_action_is_suspended;
+ surf_cpu_model->set_max_duration = net_action_set_max_duration;
+
+ surf_network_model->extension.network.communicate = netcste_communicate;
+ surf_network_model->extension.network.get_link_bandwidth =
+ netcste_get_link_bandwidth;
+ surf_network_model->extension.network.get_link_latency =
+ netcste_get_link_latency;
+ surf_network_model->extension.network.link_shared = link_shared;
+#ifdef HAVE_TRACING
+ surf_network_model->set_category = netcste_action_set_category;
+#endif
+
+ if (!random_latency)
+ random_latency = random_new(RAND, 100, 0.0, 1.0, .125, .034);
+ netcste_define_callbacks(filename);
xbt_dynar_push(model_list, &surf_network_model);
update_model_description(surf_network_model_description,
- "Constant",
- (surf_model_t) surf_network_model);
+ "Constant", surf_network_model);
+
+ xbt_cfg_set_string(_surf_cfg_set, "routing", "none");
+ routing_model_create(sizeof(double), NULL, netcste_get_link_latency);
}
