#include "simdag/simdag.h"
#include "xbt/misc.h"
#include "xbt/log.h"
+#include <libgen.h>
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_daxparse, sd,"Parsing DAX files");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sd_daxparse, sd, "Parsing DAX files");
#undef CLEANUP
#include "dax_dtd.h"
#include "dax_dtd.c"
+bool children_are_marked(SD_task_t task);
+bool parents_are_marked(SD_task_t task);
/* Parsing helpers */
-static void dax_parse_error(char *msg) {
+static void dax_parse_error(char *msg)
+{
fprintf(stderr, "Parse error on line %d: %s\n", dax_lineno, msg);
- abort();
+ xbt_abort();
}
-static double dax_parse_double(const char *string) {
+
+static double dax_parse_double(const char *string)
+{
int ret = 0;
double value;
dax_parse_error(bprintf("%s is not a double", string));
return value;
}
-static int dax_parse_int(const char *string) {
+
+static int dax_parse_int(const char *string)
+{
int ret = 0;
int value;
return value;
}
+/* Ensure that transfer tasks have unique names even though a file is used
+ * several times */
+
+void uniq_transfer_task_name(SD_task_t task)
+{
+ SD_task_t child, parent;
+ xbt_dynar_t children, parents;
+ char *new_name;
+
+ children = SD_task_get_children(task);
+ parents = SD_task_get_parents(task);
+
+ xbt_dynar_get_cpy(children, 0, &child);
+ xbt_dynar_get_cpy(parents, 0, &parent);
+
+ new_name = bprintf("%s_%s_%s",
+ SD_task_get_name(parent),
+ SD_task_get_name(task), SD_task_get_name(child));
+
+ SD_task_set_name(task, new_name);
+
+ xbt_dynar_free_container(&children);
+ xbt_dynar_free_container(&parents);
+ free(new_name);
+}
+
+bool children_are_marked(SD_task_t task){
+ SD_task_t child_task = NULL;
+ bool all_marked = true;
+ SD_dependency_t depafter = NULL;
+ unsigned int count;
+ xbt_dynar_foreach(task->tasks_after,count,depafter){
+ child_task = depafter->dst;
+ //test marked
+ if(child_task->marked == 0) {
+ all_marked = false;
+ break;
+ }
+ child_task = NULL;
+ }
+ return all_marked;
+}
+
+bool parents_are_marked(SD_task_t task){
+ SD_task_t parent_task = NULL;
+ bool all_marked = true;
+ SD_dependency_t depbefore = NULL;
+ unsigned int count;
+ xbt_dynar_foreach(task->tasks_before,count,depbefore){
+ parent_task = depbefore->src;
+ //test marked
+ if(parent_task->marked == 0) {
+ all_marked = false;
+ break;
+ }
+ parent_task = NULL;
+ }
+ return all_marked;
+}
+
+bool acyclic_graph_detail(xbt_dynar_t dag){
+ unsigned int count=0, count_current=0;
+ bool all_marked = true;
+ SD_task_t task = NULL, parent_task = NULL, child_task = NULL;
+ SD_dependency_t depbefore = NULL, depafter = NULL;
+ xbt_dynar_t next = NULL, current = xbt_dynar_new(sizeof(SD_task_t),NULL);
+
+ xbt_dynar_foreach(dag,count,task){
+ if(task->kind == SD_TASK_COMM_E2E) continue;
+ task->marked = 0;
+ if(xbt_dynar_is_empty(task->tasks_after)){
+ xbt_dynar_push(current, &task);
+ }
+ }
+ task = NULL;
+ count = 0;
+ //test if something has to be done for the next iteration
+ while(!xbt_dynar_is_empty(current)){
+ next = xbt_dynar_new(sizeof(SD_task_t),NULL);
+ //test if the current iteration is done
+ count_current=0;
+ xbt_dynar_foreach(current,count_current,task){
+ if (task == NULL) continue;
+ count = 0;
+ //push task in next
+ task->marked = 1;
+ count = 0;
+ xbt_dynar_foreach(task->tasks_before,count,depbefore){
+ parent_task = depbefore->src;
+ if(parent_task->kind == SD_TASK_COMM_E2E){
+ unsigned int j=0;
+ parent_task->marked = 1;
+ SD_task_t parent_task_2 = NULL;
+ xbt_dynar_foreach(parent_task->tasks_before,j,depbefore){
+ parent_task_2 = depbefore->src;
+ if(children_are_marked(parent_task_2))
+ xbt_dynar_push(next, &parent_task_2);
+ }
+ } else{
+ if(children_are_marked(parent_task))
+ xbt_dynar_push(next, &parent_task);
+ }
+ parent_task = NULL;
+ }
+ task = NULL;
+ count = 0;
+ }
+ xbt_dynar_free(¤t);
+ current = next;
+ next = NULL;
+ }
+ xbt_dynar_free(¤t);
+ current = NULL;
+ all_marked = true;
+ xbt_dynar_foreach(dag,count,task){
+ if(task->kind == SD_TASK_COMM_E2E) continue;
+ //test if all tasks are marked
+ if(task->marked == 0){
+ XBT_WARN("the task %s is not marked",task->name);
+ all_marked = false;
+ break;
+ }
+ }
+ task = NULL;
+ if(!all_marked){
+ XBT_VERB("there is at least one cycle in your task graph");
+
+ current = xbt_dynar_new(sizeof(SD_task_t),NULL);
+ xbt_dynar_foreach(dag,count,task){
+ if(task->kind == SD_TASK_COMM_E2E) continue;
+ if(xbt_dynar_is_empty(task->tasks_before)){
+ xbt_dynar_push(current, &task);
+ }
+ }
+
+ count = 0;
+ task = NULL;
+ xbt_dynar_foreach(dag,count,task){
+ if(task->kind == SD_TASK_COMM_E2E) continue;
+ if(xbt_dynar_is_empty(task->tasks_before)){
+ task->marked = 1;
+ xbt_dynar_push(current, &task);
+ }
+ }
+ task = NULL;
+ count = 0;
+ //test if something has to be done for the next iteration
+ while(!xbt_dynar_is_empty(current)){
+ next = xbt_dynar_new(sizeof(SD_task_t),NULL);
+ //test if the current iteration is done
+ count_current=0;
+ xbt_dynar_foreach(current,count_current,task){
+ if (task == NULL) continue;
+ count = 0;
+ //push task in next
+ task->marked = 1;
+ count = 0;
+ xbt_dynar_foreach(task->tasks_after,count,depafter){
+ child_task = depbefore->dst;
+ if(child_task->kind == SD_TASK_COMM_E2E){
+ unsigned int j=0;
+ child_task->marked = 1;
+ SD_task_t child_task_2 = NULL;
+ xbt_dynar_foreach(child_task->tasks_after,j,depafter){
+ child_task_2 = depbefore->dst;
+ if(parents_are_marked(child_task_2))
+ xbt_dynar_push(next, &child_task_2);
+ }
+ } else{
+ if(parents_are_marked(child_task))
+ xbt_dynar_push(next, &child_task);
+ }
+ child_task = NULL;
+ }
+ task = NULL;
+ count = 0;
+ }
+ xbt_dynar_free(¤t);
+ current = next;
+ next = NULL;
+ }
+ xbt_dynar_free(¤t);
+ current = NULL;
+ all_marked = true;
+ xbt_dynar_foreach(dag,count,task){
+ if(task->kind == SD_TASK_COMM_E2E) continue;
+ //test if all tasks are marked
+ if(task->marked == 0){
+ XBT_WARN("the task %s is in a cycle",task->name);
+ all_marked = false;
+ }
+ }
+ }
+ return all_marked;
+}
+
+
+
static YY_BUFFER_STATE input_buffer;
static xbt_dynar_t result;
static xbt_dict_t jobs;
static xbt_dict_t files;
static SD_task_t current_job;
-static SD_task_t root_task,end_task;
+static SD_task_t root_task, end_task;
-static void dump_res() {
+static void dump_res()
+{
unsigned int cursor;
SD_task_t task;
- xbt_dynar_foreach(result,cursor,task) {
- INFO1("Task %d",cursor);
+ xbt_dynar_foreach(result, cursor, task) {
+ XBT_INFO("Task %u", cursor);
SD_task_dump(task);
}
}
-static void dax_task_free(void*task){
- SD_task_t t=task;
+static void dax_task_free(void *task)
+{
+ SD_task_t t = task;
SD_task_destroy(t);
}
* See https://confluence.pegasus.isi.edu/display/pegasus/WorkflowGenerator
* for more details.
*/
-xbt_dynar_t SD_daxload(const char*filename) {
+xbt_dynar_t SD_daxload(const char *filename)
+{
xbt_dict_cursor_t cursor;
SD_task_t file;
char *name;
- FILE* in_file = fopen(filename,"r");
- xbt_assert1(in_file, "Unable to open \"%s\"\n", filename);
+ FILE *in_file = fopen(filename, "r");
+ xbt_assert(in_file, "Unable to open \"%s\"\n", filename);
input_buffer = dax__create_buffer(in_file, 10);
dax__switch_to_buffer(input_buffer);
dax_lineno = 1;
- result = xbt_dynar_new(sizeof(SD_task_t),dax_task_free);
- files=xbt_dict_new();
- jobs=xbt_dict_new();
- root_task = SD_task_create_comp_seq("root",NULL,0);
- xbt_dynar_push(result,&root_task);
- end_task = SD_task_create_comp_seq("end",NULL,0);
+ result = xbt_dynar_new(sizeof(SD_task_t), dax_task_free);
+ files = xbt_dict_new_homogeneous(&dax_task_free);
+ jobs = xbt_dict_new_homogeneous(NULL);
+ 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);
- xbt_assert2(!dax_lex(),"Parse error in %s: %s",filename,dax__parse_err_msg());
+ xbt_dynar_push(result, &root_task);
+ end_task = SD_task_create_comp_seq("end", NULL, 0);
+
+ _XBT_GNUC_UNUSED int res;
+ res = dax_lex();
+ xbt_assert(!res, "Parse error in %s: %s", filename,
+ dax__parse_err_msg());
dax__delete_buffer(input_buffer);
fclose(in_file);
+ dax_lex_destroy();
xbt_dict_free(&jobs);
/* And now, post-process the files.
* Files not consumed in the system are said to be consumed by end task (bottom of DAG).
*/
- xbt_dict_foreach(files,cursor,name,file) {
- unsigned int cpt1,cpt2;
- SD_task_t newfile = NULL;
- SD_dependency_t depbefore,depafter;
- if (xbt_dynar_length(file->tasks_before) == 0) {
- xbt_dynar_foreach(file->tasks_after,cpt2,depafter) {
- SD_task_t newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
- SD_task_dependency_add(NULL,NULL,root_task,newfile);
- SD_task_dependency_add(NULL,NULL,newfile,depafter->dst);
- xbt_dynar_push(result,&newfile);
+ xbt_dict_foreach(files, cursor, name, file) {
+ unsigned int cpt1, cpt2;
+ SD_task_t newfile;
+ SD_dependency_t depbefore, depafter;
+ if (xbt_dynar_is_empty(file->tasks_before)) {
+ xbt_dynar_foreach(file->tasks_after, cpt2, depafter) {
+ newfile = SD_task_create_comm_e2e(file->name, NULL, file->amount);
+ SD_task_dependency_add(NULL, NULL, root_task, newfile);
+ SD_task_dependency_add(NULL, NULL, newfile, depafter->dst);
+#ifdef HAVE_TRACING
+ if (depafter->src){
+ const char *category = depafter->src->category;
+ if (category){
+ TRACE_category (category);
+ SD_task_set_category (newfile, category);
+ }
+ }
+#endif
+ xbt_dynar_push(result, &newfile);
}
- } else if (xbt_dynar_length(file->tasks_after) == 0) {
- xbt_dynar_foreach(file->tasks_before,cpt2,depbefore) {
- SD_task_t newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
- SD_task_dependency_add(NULL,NULL,depbefore->src,newfile);
- SD_task_dependency_add(NULL,NULL,newfile,end_task);
- xbt_dynar_push(result,&newfile);
+ } else if (xbt_dynar_is_empty(file->tasks_after)) {
+ xbt_dynar_foreach(file->tasks_before, cpt2, depbefore) {
+ newfile = SD_task_create_comm_e2e(file->name, NULL, file->amount);
+ SD_task_dependency_add(NULL, NULL, depbefore->src, newfile);
+ SD_task_dependency_add(NULL, NULL, newfile, end_task);
+#ifdef HAVE_TRACING
+ if (depbefore->src){
+ const char *category = depbefore->src->category;
+ if (category){
+ TRACE_category (category);
+ SD_task_set_category (newfile, category);
+ }
+ }
+#endif
+ xbt_dynar_push(result, &newfile);
}
} else {
- xbt_dynar_foreach(file->tasks_before,cpt1,depbefore) {
- xbt_dynar_foreach(file->tasks_after,cpt2,depafter) {
+ xbt_dynar_foreach(file->tasks_before, cpt1, depbefore) {
+ xbt_dynar_foreach(file->tasks_after, cpt2, depafter) {
if (depbefore->src == depafter->dst) {
- WARN2("File %s is produced and consumed by task %s. This loop dependency will prevent the execution of the task.",
- file->name,depbefore->src->name);
+ 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);
+ }
+ newfile = SD_task_create_comm_e2e(file->name, NULL, file->amount);
+ SD_task_dependency_add(NULL, NULL, depbefore->src, newfile);
+ SD_task_dependency_add(NULL, NULL, newfile, depafter->dst);
+#ifdef HAVE_TRACING
+ if (depbefore->src){
+ const char *category = depbefore->src->category;
+ if (category){
+ TRACE_category (category);
+ SD_task_set_category (newfile, category);
+ }
}
- newfile = SD_task_create_comm_e2e(file->name,NULL,file->amount);
- SD_task_dependency_add(NULL,NULL,depbefore->src,newfile);
- SD_task_dependency_add(NULL,NULL,newfile,depafter->dst);
- xbt_dynar_push(result,&newfile);
+#endif
+ xbt_dynar_push(result, &newfile);
}
}
}
}
/* Push end task last */
- xbt_dynar_push(result,&end_task);
+ xbt_dynar_push(result, &end_task);
/* Free previous copy of the files */
xbt_dict_free(&files);
+ unsigned int cpt;
+ xbt_dynar_foreach(result, cpt, file) {
+ if (SD_task_get_kind(file) == SD_TASK_COMM_E2E) {
+ uniq_transfer_task_name(file);
+ }
+ }
- return result;
+ if (!acyclic_graph_detail(result)){
+ XBT_ERROR("The DAX described in %s is not a DAG. It contains a cycle.",
+ basename((char*)filename));
+ xbt_dynar_foreach(result, cpt, file)
+ SD_task_destroy(file);
+ xbt_dynar_free_container(&result);
+ return NULL;
+ } else {
+ return result;
+ }
}
-void STag_dax__adag(void) {
- double version = dax_parse_double(A_dax__adag_version);
+void STag_dax__adag(void)
+{
+ _XBT_GNUC_UNUSED double version;
+ version = dax_parse_double(A_dax__adag_version);
- xbt_assert1((version == 2.1), "Expected version 2.1 in <adag> tag, got %f. Fix the parser or your file",version);
+ xbt_assert(version == 2.1,
+ "Expected version 2.1 in <adag> tag, got %f. Fix the parser or your file",
+ version);
}
-void STag_dax__job(void) {
+
+void STag_dax__job(void)
+{
double runtime = dax_parse_double(A_dax__job_runtime);
- char *name=bprintf("%s@%s",A_dax__job_id,A_dax__job_name);
- runtime*=4200000000.; /* Assume that timings were done on a 4.2GFlops machine. I mean, why not? */
-// INFO3("See <job id=%s runtime=%s %.0f>",A_dax__job_id,A_dax__job_runtime,runtime);
- current_job = SD_task_create_comp_seq(name,NULL,runtime);
- xbt_dict_set(jobs,A_dax__job_id,current_job,NULL);
+ char *name = bprintf("%s@%s", A_dax__job_id, A_dax__job_name);
+ runtime *= 4200000000.; /* Assume that timings were done on a 4.2GFlops machine. I mean, why not? */
+// XBT_INFO("See <job id=%s runtime=%s %.0f>",A_dax__job_id,A_dax__job_runtime,runtime);
+ current_job = SD_task_create_comp_seq(name, NULL, runtime);
+#ifdef HAVE_TRACING
+ char *category = A_dax__job_name;
+ if (category){
+ TRACE_category (category);
+ SD_task_set_category(current_job, category);
+ }
+#endif
+ xbt_dict_set(jobs, A_dax__job_id, current_job, NULL);
free(name);
- xbt_dynar_push(result,¤t_job);
+ xbt_dynar_push(result, ¤t_job);
}
-void STag_dax__uses(void) {
+
+void STag_dax__uses(void)
+{
SD_task_t file;
double size = dax_parse_double(A_dax__uses_size);
int is_input = (A_dax__uses_link == A_dax__uses_link_input);
-// INFO2("See <uses file=%s %s>",A_dax__uses_file,(is_input?"in":"out"));
- file = xbt_dict_get_or_null(files,A_dax__uses_file);
- if (file==NULL) {
- file = SD_task_create_comm_e2e(A_dax__uses_file,NULL,size);
- xbt_dict_set(files,A_dax__uses_file,file,&dax_task_free);
+// XBT_INFO("See <uses file=%s %s>",A_dax__uses_file,(is_input?"in":"out"));
+ file = xbt_dict_get_or_null(files, A_dax__uses_file);
+ if (file == NULL) {
+ file = SD_task_create_comm_e2e(A_dax__uses_file, NULL, size);
+ xbt_dict_set(files, A_dax__uses_file, file, NULL);
} else {
- if (SD_task_get_amount(file)!=size) {
- WARN3("Ignoring file %s size redefinition from %.0f to %.0f",
- A_dax__uses_file,SD_task_get_amount(file),size);
+ if (SD_task_get_amount(file) != size) {
+ XBT_WARN("Ignoring file %s size redefinition from %.0f to %.0f",
+ A_dax__uses_file, SD_task_get_amount(file), size);
}
}
if (is_input) {
- SD_task_dependency_add(NULL,NULL,file,current_job);
+ SD_task_dependency_add(NULL, NULL, file, current_job);
} else {
- 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);
+ SD_task_dependency_add(NULL, NULL, current_job, file);
+ if (xbt_dynar_length(file->tasks_before) > 1) {
+ XBT_WARN("File %s created at more than one location...", file->name);
}
}
}
+
static SD_task_t current_child;
-void STag_dax__child(void) {
- current_child = xbt_dict_get_or_null(jobs,A_dax__child_ref);
- if (current_child==NULL)
- dax_parse_error(bprintf("Asked to add dependencies to the non-existent %s task",A_dax__child_ref));
+void STag_dax__child(void)
+{
+ current_child = xbt_dict_get_or_null(jobs, A_dax__child_ref);
+ if (current_child == NULL)
+ dax_parse_error(bprintf
+ ("Asked to add dependencies to the non-existent %s task",
+ A_dax__child_ref));
}
-void ETag_dax__child(void) {
- current_child=NULL;
+
+void ETag_dax__child(void)
+{
+ current_child = NULL;
}
-void STag_dax__parent(void) {
- SD_task_t parent = xbt_dict_get_or_null(jobs,A_dax__parent_ref);
+
+void STag_dax__parent(void)
+{
+ SD_task_t parent = xbt_dict_get_or_null(jobs, A_dax__parent_ref);
if (parent == NULL)
- dax_parse_error(bprintf("Asked to add a dependency from %s to %s, but %s does not exist",
- current_child->name,A_dax__parent_ref,A_dax__parent_ref));
- SD_task_dependency_add(NULL,NULL,parent,current_child);
- DEBUG2("Control-flow dependency from %s to %s", current_child->name,parent->name);
+ dax_parse_error(bprintf
+ ("Asked to add a dependency from %s to %s, but %s does not exist",
+ current_child->name, A_dax__parent_ref,
+ A_dax__parent_ref));
+ SD_task_dependency_add(NULL, NULL, parent, current_child);
+ XBT_DEBUG("Control-flow dependency from %s to %s", current_child->name,
+ parent->name);
}
-void ETag_dax__adag(void) {
-// INFO0("See </adag>");
+
+void ETag_dax__adag(void)
+{
+// XBT_INFO("See </adag>");
}
-void ETag_dax__job(void) {
+
+void ETag_dax__job(void)
+{
current_job = NULL;
-// INFO0("See </job>");
+// XBT_INFO("See </job>");
}
-void ETag_dax__parent(void) {
-// INFO0("See </parent>");
+
+void ETag_dax__parent(void)
+{
+// XBT_INFO("See </parent>");
}
-void ETag_dax__uses(void) {
-// INFO0("See </uses>");
+
+void ETag_dax__uses(void)
+{
+// XBT_INFO("See </uses>");
}
