X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/539035c1f211b8ada30d2a5d6449524151b69a8b..6fe803617ce4e98547bf1d8c040a9576cc8e4eac:/examples/simdag/daxload/sd_daxload.c

diff --git a/examples/simdag/daxload/sd_daxload.c b/examples/simdag/daxload/sd_daxload.c
new file mode 100644
index 0000000000..17349494ed
--- /dev/null
+++ b/examples/simdag/daxload/sd_daxload.c
@@ -0,0 +1,112 @@
+/* simple test trying to load a DAX file.                                   */
+
+/* Copyright (c) 2009-2015. 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 "simgrid/simdag.h"
+#include "xbt/file.h"
+#include <stdio.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)
+{
+  return strcmp(sg_host_get_name(*(sg_host_t *) n1), sg_host_get_name(*(sg_host_t *) n2));
+}
+
+int main(int argc, char **argv)
+{
+  xbt_dynar_t dax;
+  unsigned int cursor;
+  SD_task_t task;
+
+  /* SD initialization */
+  SD_init(&argc, argv);
+
+  /* Check our arguments */
+  xbt_assert(argc > 2, "Usage: %s platform_file dax_file [jedule_file]\n"
+       "\tExample: %s simulacrum_7_hosts.xml Montage_25.xml Montage_25.jed", argv[0], argv[0]);
+
+  char *last = strrchr(argv[2], '.');
+  char * tracefilename = bprintf("%.*s.trace",(int) (last == NULL ? strlen(argv[2]):last - argv[2]), argv[2]);
+  if (argc == 4)
+    tracefilename = xbt_strdup(argv[3]);
+
+  /* creation of the environment */
+  SD_create_environment(argv[1]);
+
+  /* load the DAX file */
+  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();
+    exit(255);
+  }
+
+  /* Display all the tasks */
+  XBT_INFO("------------------- Display all tasks of the loaded DAG ---------------------------");
+  xbt_dynar_foreach(dax, cursor, task) {
+    SD_task_dump(task);
+  }
+
+  FILE *dotout = fopen("dax.dot", "w");
+  fprintf(dotout, "digraph A {\n");
+  xbt_dynar_foreach(dax, cursor, task) {
+    SD_task_dotty(task, dotout);
+  }
+  fprintf(dotout, "}\n");
+  fclose(dotout);
+
+  /* Schedule them all on the first host */
+  XBT_INFO("------------------- Schedule tasks ---------------------------");
+  const sg_host_t *ws_list = sg_host_list();
+  int hosts_count = sg_host_count();
+  qsort((void *) ws_list, hosts_count, sizeof(sg_host_t), name_compare_hosts);
+
+  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 % hosts_count]);
+    }
+  }
+
+  XBT_INFO("------------------- Run the schedule ---------------------------");
+  SD_simulate(-1);
+  XBT_INFO("------------------- Produce the trace file---------------------------");
+  XBT_INFO("Producing the trace of the run into %s", xbt_basename(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);
+    sg_host_t *wsl = SD_task_get_workstation_list(task);
+    switch (kind) {
+    case SD_TASK_COMP_SEQ:
+      fprintf(out, "[%f] %s compute %f # %s\n", SD_task_get_start_time(task), sg_host_get_name(wsl[0]),
+              SD_task_get_amount(task), SD_task_get_name(task));
+      break;
+    case SD_TASK_COMM_E2E:
+      fprintf(out, "[%f] %s send %s %f # %s\n", SD_task_get_start_time(task), sg_host_get_name(wsl[0]),
+              sg_host_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), sg_host_get_name(wsl[1]),
+              sg_host_get_name(wsl[0]), SD_task_get_amount(task), SD_task_get_name(task));
+      break;
+    default:
+      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);
+  xbt_dynar_free_container(&dax);
+
+  SD_exit();
+  return 0;
+}