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[simgrid.git] / examples / simdag / dax / dax_test.c
index 05c9b58..f27ba96 100644 (file)
@@ -1,6 +1,7 @@
 /* simple test trying to load a DAX file.                                   */
 
-/* Copyright (c) 2009 Da SimGrid Team. All rights reserved.                 */
+/* Copyright (c) 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 "simdag/simdag.h"
 #include "xbt/log.h"
 #include "xbt/ex.h"
+#include <string.h>
 
 XBT_LOG_NEW_DEFAULT_CATEGORY(test,
                              "Logging specific to this SimDag example");
 
+static int name_compare_hosts(const void *n1, const void *n2)
+{
+  char name1[80], name2[80];
+  strcpy(name1, SD_workstation_get_name(*((SD_workstation_t *) n1)));
+  strcpy(name2, SD_workstation_get_name(*((SD_workstation_t *) n2)));
 
-int main(int argc, char **argv) {
-  xbt_dynar_t dax;
+  return strcmp(name1, name2);
+}
+
+int main(int argc, char **argv)
+{
+  xbt_dynar_t dax, changed;
   unsigned int cursor;
   SD_task_t task;
 
@@ -25,64 +36,110 @@ int main(int argc, char **argv) {
 
   /* Check our arguments */
   if (argc < 3) {
-    INFO1("Usage: %s platform_file dax_file", argv[0]);
-    INFO1("example: %s ../sd_platform.xml Montage_50.xml", argv[0]);
+    XBT_INFO("Usage: %s platform_file dax_file [trace_file]", argv[0]);
+    XBT_INFO
+        ("example: %s ../sd_platform.xml Montage_50.xml Montage_50.mytrace",
+         argv[0]);
     exit(1);
   }
+  char *tracefilename;
+  if (argc == 3) {
+    char *last = strrchr(argv[2], '.');
+
+    tracefilename =
+        bprintf("%.*s.trace",
+                (int) (last == NULL ? strlen(argv[2]) : last - argv[2]),
+                argv[2]);
+  } else {
+    tracefilename = xbt_strdup(argv[3]);
+  }
 
   /* creation of the environment */
   SD_create_environment(argv[1]);
 
   /* load the DAX file */
-  dax=SD_daxload(argv[2]);
+  dax = SD_daxload(argv[2]);
+  if (!dax){
+    XBT_ERROR("A problem occurred during DAX parsing (cycle or syntax). Do not continue this test");
+    free(tracefilename);
+    SD_exit();
+    return -1;
+  }
 
   /* Display all the tasks */
-  INFO0("------------------- Display all tasks of the loaded DAG ---------------------------");
-  xbt_dynar_foreach(dax,cursor,task) {
+  XBT_INFO
+      ("------------------- Display all tasks of the loaded DAG ---------------------------");
+  xbt_dynar_foreach(dax, cursor, task) {
     SD_task_dump(task);
   }
 
-  FILE *out = fopen("dax.dot","w");
-  fprintf(out,"digraph A {\n");
-  xbt_dynar_foreach(dax,cursor,task) {
-    SD_task_dotty(task,out);
+  FILE *dotout = fopen("dax.dot", "w");
+  fprintf(dotout, "digraph A {\n");
+  xbt_dynar_foreach(dax, cursor, task) {
+    SD_task_dotty(task, dotout);
   }
-  fprintf(out,"}\n");
-  fclose(out);
+  fprintf(dotout, "}\n");
+  fclose(dotout);
 
   /* Schedule them all on the first workstation */
-  INFO0("------------------- Schedule tasks ---------------------------");
-  const SD_workstation_t *ws_list =  SD_workstation_get_list();
-  xbt_dynar_foreach(dax,cursor,task) {
-    if (SD_task_get_kind(task) == SD_TASK_COMP_SEQ)
-      SD_task_schedulel(task,1,ws_list[0]);
+  XBT_INFO("------------------- Schedule tasks ---------------------------");
+  const SD_workstation_t *ws_list = SD_workstation_get_list();
+  int totalHosts = SD_workstation_get_number();
+  qsort((void *) ws_list, totalHosts, sizeof(SD_workstation_t),
+        name_compare_hosts);
+
+  int count = SD_workstation_get_number();
+  xbt_dynar_foreach(dax, cursor, task) {
+    if (SD_task_get_kind(task) == SD_TASK_COMP_SEQ) {
+      if (!strcmp(SD_task_get_name(task), "end"))
+        SD_task_schedulel(task, 1, ws_list[0]);
+      else
+        SD_task_schedulel(task, 1, ws_list[cursor % count]);
+    }
   }
 
-  INFO0("------------------- Run the schedule ---------------------------");
-  SD_simulate(-1);
-  INFO0("------------------- Produce the trace file---------------------------");
-  xbt_dynar_foreach(dax,cursor,task) {
+  XBT_INFO
+      ("------------------- Run the schedule ---------------------------");
+  changed = SD_simulate(-1);
+  xbt_dynar_free_container(&changed);
+  XBT_INFO
+      ("------------------- Produce the trace file---------------------------");
+  XBT_INFO("Producing the trace of the run into %s", tracefilename);
+  FILE *out = fopen(tracefilename, "w");
+  xbt_assert(out, "Cannot write to %s", tracefilename);
+  free(tracefilename);
+
+  xbt_dynar_foreach(dax, cursor, task) {
     int kind = SD_task_get_kind(task);
     SD_workstation_t *wsl = SD_task_get_workstation_list(task);
     switch (kind) {
     case SD_TASK_COMP_SEQ:
-      INFO4("[%f] %s compute %f # %s",SD_task_get_start_time(task),
-          SD_workstation_get_name(wsl[0]),SD_task_get_amount(task),
-          SD_task_get_name(task));
+      fprintf(out, "[%f] %s compute %f # %s\n",
+              SD_task_get_start_time(task),
+              SD_workstation_get_name(wsl[0]), SD_task_get_amount(task),
+              SD_task_get_name(task));
       break;
     case SD_TASK_COMM_E2E:
-      INFO5("[%f] %s send %s %f # %s",SD_task_get_start_time(task),
-          SD_workstation_get_name(wsl[0]),SD_workstation_get_name(wsl[1]),
-          SD_task_get_amount(task), SD_task_get_name(task));
-      INFO5("[%f] %s recv %s %f # %s",SD_task_get_start_time(task),
-          SD_workstation_get_name(wsl[1]),SD_workstation_get_name(wsl[0]),
-          SD_task_get_amount(task), SD_task_get_name(task));
+      fprintf(out, "[%f] %s send %s %f # %s\n",
+              SD_task_get_start_time(task),
+              SD_workstation_get_name(wsl[0]),
+              SD_workstation_get_name(wsl[1]), SD_task_get_amount(task),
+              SD_task_get_name(task));
+      fprintf(out, "[%f] %s recv %s %f # %s\n",
+              SD_task_get_finish_time(task),
+              SD_workstation_get_name(wsl[1]),
+              SD_workstation_get_name(wsl[0]), SD_task_get_amount(task),
+              SD_task_get_name(task));
       break;
     default:
-      xbt_die(bprintf("Task %s is of unknown kind %d",SD_task_get_name(task),SD_task_get_kind(task)));
+      xbt_die("Task %s is of unknown kind %d", SD_task_get_name(task),
+              SD_task_get_kind(task));
     }
+    SD_task_destroy(task);
   }
+  fclose(out);
+
   /* exit */
   SD_exit();
-  return 1;
+  return 0;
 }