#include "gnunet_util_lib.h"
#include "ats-testing.h"
+const char *
+print_op (enum OperationType op)
+{
+ switch (op) {
+ case START_SEND:
+ return "START_SEND";
+ case STOP_SEND:
+ return "STOP_SEND";
+ case SET_RATE:
+ return "SET_RATE";
+ case SET_PREFERENCE:
+ return "SET_PREFERENCE";
+ default:
+ break;
+ }
+ return "";
+}
+
+
static struct Experiment *
create_experiment ()
{
e->name = NULL;
e->num_masters = 0;
e->num_slaves = 0;
-
+ e->start = NULL;
+ e->total_duration = GNUNET_TIME_UNIT_ZERO;
return e;
}
static void
free_experiment (struct Experiment *e)
{
+ struct Episode *cur;
+ struct Episode *next;
+ struct Operation *cur_o;
+ struct Operation *next_o;
+
+ next = e->start;
+ for (cur = next; NULL != cur; cur = next)
+ {
+ next = cur->next;
+
+ next_o = cur->head;
+ for (cur_o = next_o; NULL != cur_o; cur_o = next_o)
+ {
+ next_o = cur_o->next;
+ GNUNET_free (cur_o);
+ }
+ GNUNET_free (cur);
+ }
+
GNUNET_free_non_null (e->name);
GNUNET_free_non_null (e->cfg_file);
GNUNET_free (e);
}
+static int
+load_episode (struct Experiment *e, struct Episode *cur,
+ struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+ struct Operation *o;
+ char *sec_name;
+ char *op_name;
+ char *op;
+ int ep_counter = 0;
+ fprintf (stderr, "Parsing episode %u\n",cur->id);
+ GNUNET_asprintf(&sec_name, "episode-%u", cur->id);
+
+ while (1)
+ {
+
+ GNUNET_asprintf(&op_name, "op-%u-operation", ep_counter);
+ if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_string(cfg,
+ sec_name, op_name, &op))
+ {
+ break;
+ }
+ o = GNUNET_new (struct Operation);
+ /* operations = set_rate, start_send, stop_send, set_preference */
+ if (0 == strcmp (op, "start_send"))
+ {
+ o->type = START_SEND;
+ }
+ else if (0 == strcmp (op, "stop_send"))
+ {
+ o->type = STOP_SEND;
+ }
+ else if (0 == strcmp (op, "set_rate"))
+ {
+ o->type = SET_RATE;
+ }
+ else if (0 == strcmp (op, "set_preference"))
+ {
+ o->type = SET_PREFERENCE;
+ }
+ else
+ {
+ fprintf (stderr, "Invalid operation %u `%s' in episode %u\n",
+ ep_counter, op, cur->id);
+ GNUNET_free (op);
+ return GNUNET_SYSERR;
+ }
+
+ GNUNET_free (op_name);
+ GNUNET_asprintf(&op_name, "op-%u-src", ep_counter);
+ if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_number (cfg,
+ sec_name, op_name, &o->src_id))
+ {
+ fprintf (stderr, "Missing src in operation %u `%s' in episode %u\n",
+ ep_counter, op, cur->id);
+ GNUNET_free (op);
+ return GNUNET_SYSERR;
+ }
+ if (o->src_id > e->num_masters)
+ {
+ fprintf (stderr, "Invalid src %llu in operation %u `%s' in episode %u\n",
+ o->src_id, ep_counter, op, cur->id);
+ GNUNET_free (op);
+ return GNUNET_SYSERR;
+ }
+
+ GNUNET_free (op_name);
+ GNUNET_asprintf(&op_name, "op-%u-dest", ep_counter);
+ if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_number (cfg,
+ sec_name, op_name, &o->dest_id))
+ {
+ fprintf (stderr, "Missing src in operation %u `%s' in episode %u\n",
+ ep_counter, op, cur->id);
+ GNUNET_free (op);
+ return GNUNET_SYSERR;
+ }
+ if (o->dest_id > e->num_slaves)
+ {
+ fprintf (stderr, "Invalid destination %llu in operation %u `%s' in episode %u\n",
+ o->dest_id, ep_counter, op, cur->id);
+ GNUNET_free (op);
+ return GNUNET_SYSERR;
+ }
+
+
+ GNUNET_free (op_name);
+ GNUNET_asprintf(&op_name, "op-%u-value", ep_counter);
+ if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_number (cfg,
+ sec_name, op_name, &o->value))
+ {
+ fprintf (stderr, "Missing value in operation %u `%s' in episode %u\n",
+ ep_counter, op, cur->id);
+ GNUNET_free (op);
+ return GNUNET_SYSERR;
+ }
+ if (o->dest_id > e->num_slaves)
+ {
+ fprintf (stderr, "Invalid destination %llu in operation %u `%s' in episode %u\n",
+ o->dest_id, ep_counter, op, cur->id);
+ GNUNET_free (op);
+ return GNUNET_SYSERR;
+ }
+
+ fprintf (stderr, "Found operation %u in episode %u: %s [%llu]->[%llu] == %llu\n",
+ ep_counter, cur->id, print_op (o->type), o->src_id, o->dest_id, o->value);
+
+ GNUNET_CONTAINER_DLL_insert (cur->head,cur->tail, o);
+ GNUNET_free (op_name);
+ ep_counter++;
+ }
+ GNUNET_free (sec_name);
+
+ return GNUNET_OK;
+}
+
+static int
+load_episodes (struct Experiment *e, struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+ int e_counter = 0;
+ char *sec_name;
+ struct GNUNET_TIME_Relative e_duration;
+ struct Episode *cur;
+ struct Episode *last;
+
+ e_counter = 0;
+ last = NULL;
+ while (1)
+ {
+ GNUNET_asprintf(&sec_name, "episode-%u", e_counter);
+ if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_time(cfg,
+ sec_name, "duration", &e_duration))
+ {
+ GNUNET_free (sec_name);
+ break;
+ }
+
+ cur = GNUNET_new (struct Episode);
+ cur->duration = e_duration;
+ cur->id = e_counter;
+
+ if (GNUNET_OK != load_episode (e, cur, cfg))
+ {
+ GNUNET_free (sec_name);
+ GNUNET_free (cur);
+ return GNUNET_SYSERR;
+ }
+
+ fprintf (stderr, "Found episode %u with duration %s \n",
+ e_counter,
+ GNUNET_STRINGS_relative_time_to_string(cur->duration, GNUNET_YES));
+
+ /* Update experiment */
+ e->num_episodes ++;
+ e->total_duration = GNUNET_TIME_relative_add(e->total_duration, cur->duration);
+ /* Put in linked list */
+ if (NULL == last)
+ e->start = cur;
+ else
+ last->next = cur;
+
+ GNUNET_free (sec_name);
+ e_counter ++;
+ last = cur;
+ }
+ return e_counter;
+}
+
+static void
+timeout_experiment (void *cls, const struct GNUNET_SCHEDULER_TaskContext* tc)
+{
+ struct Experiment *e = cls;
+ e->experiment_timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ fprintf (stderr, "Experiment timeout!\n");
+
+ if (GNUNET_SCHEDULER_NO_TASK != e->episode_timeout_task)
+ {
+ e->episode_timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ GNUNET_SCHEDULER_cancel (e->episode_timeout_task);
+ }
+
+ e->e_done_cb (e, GNUNET_TIME_absolute_get_duration(e->start_time),
+ GNUNET_SYSERR);
+}
+
+static void
+enforce_start_send (struct Operation *op)
+{
+ GNUNET_break (0);
+}
+
+static void
+enforce_stop_send (struct Operation *op)
+{
+ GNUNET_break (0);
+}
+
+static void
+enforce_set_rate (struct Operation *op)
+{
+ GNUNET_break (0);
+}
+
+static void
+enforce_set_preference (struct Operation *op)
+{
+ GNUNET_break (0);
+}
+
+static void enforce_episode (struct Episode *ep)
+{
+ struct Operation *cur;
+ for (cur = ep->head; NULL != cur; cur = cur->next)
+ {
+
+ fprintf (stderr, "Enforcing operation: %s [%llu]->[%llu] == %llu\n",
+ print_op (cur->type), cur->src_id, cur->dest_id, cur->value);
+ switch (cur->type) {
+ case START_SEND:
+ enforce_start_send (cur);
+ break;
+ case STOP_SEND:
+ enforce_stop_send (cur);
+ break;
+ case SET_RATE:
+ enforce_set_rate (cur);
+ break;
+ case SET_PREFERENCE:
+ enforce_set_preference (cur);
+ break;
+ default:
+ break;
+ }
+ }
+}
+
+static void
+timeout_episode (void *cls, const struct GNUNET_SCHEDULER_TaskContext* tc)
+{
+ struct Experiment *e = cls;
+ e->episode_timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ if (NULL != e->ep_done_cb)
+ e->ep_done_cb (e->cur);
+
+ /* Scheduling next */
+ e->cur = e->cur->next;
+ if (NULL == e->cur)
+ {
+ /* done */
+ fprintf (stderr, "Last episode done!\n");
+ if (GNUNET_SCHEDULER_NO_TASK != e->experiment_timeout_task)
+ {
+ GNUNET_SCHEDULER_cancel (e->experiment_timeout_task);
+ e->experiment_timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ }
+ e->e_done_cb (e, GNUNET_TIME_absolute_get_duration(e->start_time), GNUNET_OK);
+ return;
+ }
+
+ fprintf (stderr, "Running episode %u with timeout %s\n",
+ e->cur->id,
+ GNUNET_STRINGS_relative_time_to_string(e->cur->duration, GNUNET_YES));
+ enforce_episode(e->cur);
+
+ e->episode_timeout_task = GNUNET_SCHEDULER_add_delayed (e->cur->duration,
+ &timeout_episode, e);
+}
+
+
+void
+GNUNET_ATS_TEST_experimentation_run (struct Experiment *e,
+ GNUNET_ATS_TESTING_EpisodeDoneCallback ep_done_cb,
+ GNUNET_ATS_TESTING_ExperimentDoneCallback e_done_cb)
+{
+ fprintf (stderr, "Running experiment `%s' with timeout %s\n", e->name,
+ GNUNET_STRINGS_relative_time_to_string(e->max_duration, GNUNET_YES));
+ e->e_done_cb = e_done_cb;
+ e->ep_done_cb = ep_done_cb;
+ e->start_time = GNUNET_TIME_absolute_get();
+
+ /* Start total time out */
+ e->experiment_timeout_task = GNUNET_SCHEDULER_add_delayed (e->max_duration,
+ &timeout_experiment, e);
+
+ /* Start */
+ e->cur = e->start;
+ fprintf (stderr, "Running episode %u with timeout %s\n",
+ e->cur->id,
+ GNUNET_STRINGS_relative_time_to_string(e->cur->duration, GNUNET_YES));
+ enforce_episode(e->cur);
+ e->episode_timeout_task = GNUNET_SCHEDULER_add_delayed (e->cur->duration,
+ &timeout_episode, e);
+
+
+}
+
+
struct Experiment *
-GNUNET_ATS_TEST_experimentation_start (char *filename)
+GNUNET_ATS_TEST_experimentation_load (char *filename)
{
struct Experiment *e;
struct GNUNET_CONFIGURATION_Handle *cfg;
cfg = GNUNET_CONFIGURATION_create();
if (GNUNET_SYSERR == GNUNET_CONFIGURATION_load (cfg, filename))
{
- GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to load `%s'\n", filename);
+ fprintf (stderr, "Failed to load `%s'\n", filename);
GNUNET_CONFIGURATION_destroy (cfg);
return NULL;
}
return NULL;
}
else
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Experiment name: `%s'\n", e->name);
+ fprintf (stderr, "Experiment name: `%s'\n", e->name);
if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_filename (cfg, "experiment",
"cfg_file", &e->cfg_file))
return NULL;
}
else
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Experiment name: `%s'\n", e->cfg_file);
+ fprintf (stderr, "Experiment name: `%s'\n", e->cfg_file);
if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_number(cfg, "experiment",
"masters", &e->num_masters))
return NULL;
}
else
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Experiment masters: `%llu'\n",
+ fprintf (stderr, "Experiment masters: `%llu'\n",
e->num_masters);
if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_number(cfg, "experiment",
return NULL;
}
else
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Experiment slaves: `%llu'\n",
+ fprintf (stderr, "Experiment slaves: `%llu'\n",
e->num_slaves);
if (GNUNET_SYSERR == GNUNET_CONFIGURATION_get_value_time(cfg, "experiment",
return NULL;
}
else
- GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Experiment duration: `%s'\n",
+ fprintf (stderr, "Experiment duration: `%s'\n",
GNUNET_STRINGS_relative_time_to_string (e->max_duration, GNUNET_YES));
+ load_episodes (e, cfg);
+ fprintf (stderr, "Loaded %u episodes with total duration %s\n",
+ e->num_episodes,
+ GNUNET_STRINGS_relative_time_to_string (e->total_duration, GNUNET_YES));
+
+ GNUNET_CONFIGURATION_destroy (cfg);
return e;
}
void
GNUNET_ATS_TEST_experimentation_stop (struct Experiment *e)
{
+ if (GNUNET_SCHEDULER_NO_TASK != e->experiment_timeout_task)
+ {
+ GNUNET_SCHEDULER_cancel (e->experiment_timeout_task);
+ e->experiment_timeout_task = GNUNET_SCHEDULER_NO_TASK;
+ }
free_experiment (e);
}
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