#include "simdag/simdag.h"
#include "xbt/misc.h"
#include "xbt/log.h"
+#include <stdbool.h>
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_dotparse, sd, "Parsing DOT files");
#undef CLEANUP
-#include <cgraph.h>
+
+#ifdef HAVE_CGRAPH_H
+#include <graphviz/cgraph.h>
+#elif HAVE_AGRAPH_H
+#include <graphviz/agraph.h>
+#endif
void dot_add_task(Agnode_t * dag_node);
void dot_add_input_dependencies(SD_task_t current_job, Agedge_t * edge);
void dot_add_output_dependencies(SD_task_t current_job, Agedge_t * edge);
-xbt_dynar_t SD_dotload_FILE(FILE * in_file);
+xbt_dynar_t SD_dotload_generic(const char * filename);
static double dot_parse_double(const char *string)
{
ret = sscanf(string, "%lg", &value);
if (ret != 1)
- WARN1("%s is not a double", string);
+ XBT_WARN("%s is not a double", string);
return value;
}
if (string == NULL)
return -10;
int ret = 0;
- int value;
+ int value = -1;
ret = sscanf(string, "%d", &value);
if (ret != 1)
- WARN1("%s is not an integer", string);
+ XBT_WARN("%s is not an integer", string);
return value;
}
static xbt_dynar_t result;
static xbt_dict_t jobs;
static xbt_dict_t files;
+static xbt_dict_t computers;
static SD_task_t root_task, end_task;
static Agraph_t *dag_dot;
+static bool schedule = true;
static void dump_res()
{
unsigned int cursor;
SD_task_t task;
xbt_dynar_foreach(result, cursor, task) {
- INFO1("Task %d", cursor);
+ XBT_INFO("Task %d", cursor);
SD_task_dump(task);
}
}
+
static void dot_task_free(void *task)
{
SD_task_t t = task;
SD_task_destroy(t);
}
+static void TRACE_sd_dotloader (SD_task_t task, const char *category)
+{
+ if (category){
+ if (strlen (category) != 0){
+ TRACE_category (category);
+ TRACE_sd_set_task_category (task, category);
+ }
+ }
+}
+
/** @brief loads a DOT file describing a DAG
*
* See http://www.graphviz.org/doc/info/lang.html
*/
xbt_dynar_t SD_dotload(const char *filename)
{
- FILE *in_file = fopen(filename, "r");
- xbt_assert1(in_file, "Unable to open \"%s\"\n", filename);
- SD_dotload_FILE(in_file);
- fclose(in_file);
+ SD_dotload_generic(filename);
+ xbt_dynar_t computer = NULL;
+ xbt_dict_cursor_t dict_cursor;
+ char *computer_name;
+ xbt_dict_foreach(computers,dict_cursor,computer_name,computer){
+ xbt_dynar_free(&computer);
+ }
+ xbt_dict_free(&computers);
return result;
}
-xbt_dynar_t SD_dotload_FILE(FILE * in_file)
+xbt_dynar_t SD_dotload_with_sched(const char *filename){
+ SD_dotload_generic(filename);
+
+ if(schedule == true){
+ xbt_dynar_t computer = NULL;
+ xbt_dict_cursor_t dict_cursor;
+ char *computer_name;
+ const SD_workstation_t *workstations = SD_workstation_get_list ();
+ xbt_dict_foreach(computers,dict_cursor,computer_name,computer){
+ int count_computer = dot_parse_int(computer_name);
+ unsigned int count=0;
+ SD_task_t task;
+ SD_task_t task_previous = NULL;
+ xbt_dynar_foreach(computer,count,task){
+ // add dependency between the previous and the task to avoid
+ // parallel execution
+ if(task != NULL ){
+ if(task_previous != NULL &&
+ !SD_task_dependency_exists(task_previous, task))
+ SD_task_dependency_add(NULL, NULL, task_previous, task);
+ SD_task_schedulel(task, 1, workstations[count_computer]);
+ task_previous = task;
+ }
+ }
+ xbt_dynar_free(&computer);
+ }
+ xbt_dict_free(&computers);
+ if(acyclic_graph_detail(result))
+ return result;
+ else
+ XBT_WARN("There is at least one cycle in the provided task graph");
+ }else{
+ XBT_WARN("The scheduling is ignored");
+ }
+ return NULL;
+}
+
+xbt_dynar_t SD_dotload_generic(const char * filename)
{
- xbt_assert0(in_file, "Unable to use a null file descriptor\n");
- dag_dot = agread(in_file, NIL(Agdisc_t *));
+ xbt_assert(filename, "Unable to use a null file descriptor\n");
+ dag_dot = agopen((char*)filename,Agstrictdirected,0);
result = xbt_dynar_new(sizeof(SD_task_t), dot_task_free);
files = xbt_dict_new();
jobs = xbt_dict_new();
+ computers = xbt_dict_new();
root_task = SD_task_create_comp_seq("root", NULL, 0);
/* by design the root task is always SCHEDULABLE */
__SD_task_set_state(root_task, SD_SCHEDULABLE);
Agnode_t *dag_node = NULL;
for (dag_node = agfstnode(dag_dot); dag_node;
- dag_node = agnxtnode(dag_dot, dag_node)) {
- dot_add_task(dag_node);
+#ifdef HAVE_CGRAPH_H
+ dag_node = agnxtnode(dag_dot, dag_node)
+#elif HAVE_AGRAPH_H
+ dag_node = agnxtnode(dag_node)
+#endif
+ ) {
+
+ dot_add_task(dag_node);
}
agclose(dag_dot);
xbt_dict_free(&jobs);
xbt_dynar_foreach(file->tasks_before, cpt1, depbefore) {
xbt_dynar_foreach(file->tasks_after, cpt2, depafter) {
if (depbefore->src == depafter->dst) {
- WARN2
+ XBT_WARN
("File %s is produced and consumed by task %s. This loop dependency will prevent the execution of the task.",
file->name, depbefore->src->name);
}
/* Free previous copy of the files */
xbt_dict_free(&files);
-
- return result;
+ if(acyclic_graph_detail(result))
+ return result;
+ acyclic_graph_detail(result);
+ free(dag_dot);
+ return NULL;
}
/* dot_add_task create a sd_task and all transfers required for this
char *name = agnameof(dag_node);
SD_task_t current_job;
double runtime = dot_parse_double(agget(dag_node, (char *) "size"));
- long performer =
- (long) dot_parse_int((char *) agget(dag_node, (char *) "performer"));
- INFO3("See <job id=%s runtime=%s %.0f>", name,
+
+ XBT_DEBUG("See <job id=%s runtime=%s %.0f>", name,
agget(dag_node, (char *) "size"), runtime);
current_job = xbt_dict_get_or_null(jobs, name);
if (current_job == NULL) {
current_job =
- SD_task_create_comp_seq(name, (void *) performer, runtime);
+ SD_task_create_comp_seq(name, NULL , runtime);
+#ifdef HAVE_TRACING
+ TRACE_sd_dotloader (current_job, agget (dag_node, (char*)"category"));
+#endif
xbt_dict_set(jobs, name, current_job, NULL);
xbt_dynar_push(result, ¤t_job);
}
Agedge_t *e;
int count = 0;
- for (e = agfstin(dag_dot, dag_node); e; e = agnxtin(dag_dot, e)) {
- dot_add_input_dependencies(current_job, e);
- count++;
+
+#ifdef HAVE_CGRAPH_H
+ for (e = agfstin(dag_dot, dag_node); e; e = agnxtin(dag_dot, e))
+#elif HAVE_AGRAPH_H
+ for (e = agfstin(dag_node); e; e = agnxtin(e))
+#endif
+ {
+ dot_add_input_dependencies(current_job, e);
+ count++;
}
if (count == 0 && current_job != root_task) {
SD_task_dependency_add(NULL, NULL, root_task, current_job);
}
count = 0;
- for (e = agfstout(dag_dot, dag_node); e; e = agnxtout(dag_dot, e)) {
+#ifdef HAVE_CGRAPH_H
+ for (e = agfstout(dag_dot, dag_node); e; e = agnxtout(dag_dot, e))
+#elif HAVE_AGRAPH_H
+ for (e = agfstout(dag_node); e; e = agnxtout(e))
+#endif
+ {
+
dot_add_output_dependencies(current_job, e);
count++;
}
if (count == 0 && current_job != end_task) {
SD_task_dependency_add(NULL, NULL, current_job, end_task);
}
+
+ if(schedule || XBT_LOG_ISENABLED(sd_dotparse, xbt_log_priority_verbose)){
+ /* try to take the information to schedule the task only if all is
+ * right*/
+ // performer is the computer which execute the task
+ unsigned long performer = -1;
+ char * char_performer = agget(dag_node, (char *) "performer");
+ if (char_performer != NULL)
+ performer = (long) dot_parse_int(char_performer);
+
+ // order is giving the task order on one computer
+ unsigned long order = -1;
+ char * char_order = agget(dag_node, (char *) "order");
+ if (char_order != NULL)
+ order = (long) dot_parse_int(char_order);
+ xbt_dynar_t computer = NULL;
+ //XBT_INFO("performer = %d, order=%d",performer,order);
+ if(performer != -1 && order != -1){
+ //necessary parameters are given
+ computer = xbt_dict_get_or_null(computers, char_performer);
+ if(computer == NULL){
+ computer = xbt_dynar_new(sizeof(SD_task_t), NULL);
+ xbt_dict_set(computers, char_performer, computer, NULL);
+ }
+ if(performer < host_lib->count){
+ // the wanted computer is available
+ SD_task_t *task_test = NULL;
+ if(order < computer->used)
+ task_test = xbt_dynar_get_ptr(computer,order);
+ if(task_test != NULL && *task_test != NULL && *task_test != current_job){
+ /*the user gives the same order to several tasks*/
+ schedule = false;
+ XBT_VERB("The task %s starts on the computer %s at the position : %s like the task %s",
+ (*task_test)->name, char_performer, char_order, current_job->name);
+ }else{
+ //the parameter seems to be ok
+ xbt_dynar_set_as(computer, order, SD_task_t, current_job);
+ }
+ }else{
+ /*the platform has not enough processors to schedule the DAG like
+ *the user wants*/
+ schedule = false;
+ XBT_VERB("The schedule is ignored, there are not enough computers");
+ }
+ }
+ else {
+ //one of necessary parameters are not given
+ schedule = false;
+ XBT_VERB("The schedule is ignored, the task %s is not correctly schedule", current_job->name);
+ }
+ }
}
/* dot_add_output_dependencies create the dependencies between a task
char name[80];
sprintf(name, "%s->%s", agnameof(agtail(edge)), agnameof(aghead(edge)));
double size = dot_parse_double(agget(edge, (char *) "size"));
- INFO2("size : %e, get size : %s", size, agget(edge, (char *) "size"));
- //int sender = dot_parse_int(agget(edge,(char*)"sender"));
- //int reciever = dot_parse_int(agget(edge,(char*)"reciever"));
+ XBT_DEBUG("size : %e, get size : %s", size, agget(edge, (char *) "size"));
+
if (size > 0) {
file = xbt_dict_get_or_null(files, name);
if (file == NULL) {
file = SD_task_create_comm_e2e(name, NULL, size);
+#ifdef HAVE_TRACING
+ TRACE_sd_dotloader (file, agget (edge, (char*)"category"));
+#endif
xbt_dict_set(files, name, file, &dot_task_free);
} else {
if (SD_task_get_amount(file) != size) {
- WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
+ XBT_WARN("Ignoring file %s size redefinition from %.0f to %.0f",
name, SD_task_get_amount(file), size);
}
}
char name[80];
sprintf(name, "%s->%s", agnameof(agtail(edge)), agnameof(aghead(edge)));
double size = dot_parse_double(agget(edge, (char *) "size"));
- INFO2("size : %e, get size : %s", size, agget(edge, (char *) "size"));
- //int sender = dot_parse_int(agget(edge,(char*)"sender"));
- //int reciever = dot_parse_int(agget(edge,(char*)"reciever"));
+ XBT_DEBUG("size : %e, get size : %s", size, agget(edge, (char *) "size"));
- //INFO2("See <uses file=%s %s>",A_dot__uses_file,(is_input?"in":"out"));
if (size > 0) {
file = xbt_dict_get_or_null(files, name);
if (file == NULL) {
file = SD_task_create_comm_e2e(name, NULL, size);
+#ifdef HAVE_TRACING
+ TRACE_sd_dotloader (file, agget (edge, (char*)"category"));
+#endif
xbt_dict_set(files, name, file, &dot_task_free);
} else {
if (SD_task_get_amount(file) != size) {
- WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
+ XBT_WARN("Ignoring file %s size redefinition from %.0f to %.0f",
name, SD_task_get_amount(file), size);
}
}
SD_task_dependency_add(NULL, NULL, current_job, file);
if (xbt_dynar_length(file->tasks_before) > 1) {
- WARN1("File %s created at more than one location...", file->name);
+ XBT_WARN("File %s created at more than one location...", file->name);
}
} else {
file = xbt_dict_get_or_null(jobs, agnameof(aghead(edge)));