renaming for consistency

1 files changed, 163 insertions, 0 deletions

diff --git a/src/datacache/perf_datacache.c b/src/datacache/perf_datacache.c
new file mode 100644
index 000000000..818b6f816
--- /dev/null
+++ b/src/datacache/perf_datacache.c
@@ -0,0 +1,163 @@
+/*
+     This file is part of GNUnet.
+     (C) 2006, 2009 Christian Grothoff (and other contributing authors)
+
+     GNUnet is free software; you can redistribute it and/or modify
+     it under the terms of the GNU General Public License as published
+     by the Free Software Foundation; either version 2, or (at your
+     option) any later version.
+
+     GNUnet is distributed in the hope that it will be useful, but
+     WITHOUT ANY WARRANTY; without even the implied warranty of
+     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+     General Public License for more details.
+
+     You should have received a copy of the GNU General Public License
+     along with GNUnet; see the file COPYING.  If not, write to the
+     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+     Boston, MA 02111-1307, USA.
+*/
+/*
+ * @file datacache/perf_datacache.c
+ * @brief Performance evaluation for the datacache implementations.
+ * @author Nils Durner
+ */
+#include "platform.h"
+#include "gnunet_util_lib.h"
+#include "gnunet_datacache_lib.h"
+
+#define VERBOSE GNUNET_NO
+
+#define ASSERT(x) do { if (! (x)) { printf("Error at %s:%d\n", __FILE__, __LINE__); goto FAILURE;} } while (0)
+
+#define ITERATIONS 10000
+
+static int ok;
+
+static unsigned int found;
+
+static int
+checkIt (void *cls,
+         struct GNUNET_TIME_Absolute exp,
+         const GNUNET_HashCode * key,
+         uint32_t size, 
+         const char *data, 
+         uint32_t type)
+{
+  if ( (size == sizeof (GNUNET_HashCode)) &&
+       (0 == memcmp (data, cls, size)) )
+    found++;
+  return GNUNET_OK;
+}
+
+
+static void
+run (void *cls,
+     struct GNUNET_SCHEDULER_Handle *sched,
+     char *const *args,
+     const char *cfgfile,
+     const struct GNUNET_CONFIGURATION_Handle *cfg)
+{
+  struct GNUNET_DATACACHE_Handle *h;
+  GNUNET_HashCode k;
+  GNUNET_HashCode n;
+  struct GNUNET_TIME_Absolute exp;
+  struct GNUNET_TIME_Absolute start;
+  unsigned int i;
+  
+  ok = 0;
+  h = GNUNET_DATACACHE_create (sched,
+                               cfg,
+                               "perfcache");
+
+  ASSERT (NULL != h);
+  exp = GNUNET_TIME_absolute_get ();
+  start = exp;
+  exp.value += 5 * 60 * 1000;
+  memset (&k, 0, sizeof (GNUNET_HashCode));
+  for (i = 0; i < ITERATIONS; i++)
+    {
+      if (0 == i % (ITERATIONS / 80))
+        fprintf (stderr, ".");
+      GNUNET_CRYPTO_hash (&k, sizeof (GNUNET_HashCode), &n);
+      ASSERT (GNUNET_OK == GNUNET_DATACACHE_put (h,
+                                                 &k,
+                                                 sizeof (GNUNET_HashCode),
+                                                 (const char *) &n,
+                                                 1+i%16,
+                                                 exp));
+      k = n;
+    }
+  fprintf (stderr, "\n");
+  fprintf (stdout, "Stored %u items in %llums\n",
+           ITERATIONS,
+           (unsigned long long) GNUNET_TIME_absolute_get_duration(start).value);
+  start = GNUNET_TIME_absolute_get ();
+  memset (&k, 0, sizeof (GNUNET_HashCode));
+  for (i = 0; i < ITERATIONS; i++)
+    {
+      if (0 == i % (ITERATIONS / 80))
+        fprintf (stderr, ".");
+      GNUNET_CRYPTO_hash (&k, sizeof (GNUNET_HashCode), &n);
+      GNUNET_DATACACHE_get (h, &k, 1+i%16,
+                            &checkIt, &n);
+      k = n;
+    }
+  fprintf (stderr, "\n");
+  fprintf (stdout, "Found %u/%u items in %llums (%u were deleted during storage processing)\n",
+           found, ITERATIONS,
+           (unsigned long long) GNUNET_TIME_absolute_get_duration(start).value,
+           ITERATIONS - found);
+           
+  GNUNET_DATACACHE_destroy (h);
+  ASSERT (ok == 0);
+  return;
+FAILURE:
+  if (h != NULL)
+    GNUNET_DATACACHE_destroy (h);
+  ok = GNUNET_SYSERR;
+}
+
+
+static int
+check ()
+{
+  char *const argv[] = { "perf-datacache-api",
+    "-c",
+    "perf_datacache_data.conf",
+#if VERBOSE
+    "-L", "DEBUG",
+#endif
+    NULL
+  };
+  struct GNUNET_GETOPT_CommandLineOption options[] = {
+    GNUNET_GETOPT_OPTION_END
+  };
+  GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
+                      argv, "perf-datacache-api", "nohelp",
+                      options, &run, NULL);
+  if (ok != 0)
+    fprintf (stderr, "Missed some perfcases: %d\n", ok);
+  return ok;
+}
+
+
+int
+main (int argc, char *argv[])
+{
+  int ret;
+  
+  GNUNET_DISK_directory_remove ("/tmp/perf-gnunetd-datacache");
+  GNUNET_log_setup ("perf-datacache-api",
+#if VERBOSE
+                    "DEBUG",
+#else
+                    "WARNING",
+#endif
+                    NULL);
+  ret = check ();
+
+  return ret;
+}
+
+/* end of perf_datacache.c */