src/peerinfo/perf_peerinfo_api.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2004, 2009, 2010, 2017 GNUnet e.V.
   4
   5      GNUnet is free software: you can redistribute it and/or modify it
   6      under the terms of the GNU Affero General Public License as published
   7      by the Free Software Foundation, either version 3 of the License,
   8      or (at your option) any later version.
   9
  10      GNUnet is distributed in the hope that it will be useful, but
  11      WITHOUT ANY WARRANTY; without even the implied warranty of
  12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13      Affero General Public License for more details.
  14
  15      You should have received a copy of the GNU Affero General Public License
  16      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 /**
  20  * @file peerinfo/perf_peerinfo_api.c
  21  * @brief testcase for peerinfo_api.c, hopefully hammer the peerinfo service,
  22  * this performance test adds up to 5000 peers with one address each and checks
  23  * over how many peers it can iterate before receiving a timeout after 5 seconds
  24  * @author Nathan Evans
  25  */
  26
  27 #include "platform.h"
  28 #include "gnunet_hello_lib.h"
  29 #include "gnunet_util_lib.h"
  30 #include "gnunet_testing_lib.h"
  31 #include "gnunet_peerinfo_service.h"
  32 #include "peerinfo.h"
  33 #include <gauger.h>
  34
  35 #define NUM_REQUESTS 5000
  36
  37 static struct GNUNET_PEERINFO_IteratorContext *ic[NUM_REQUESTS];
  38
  39 static struct GNUNET_PEERINFO_Handle *h;
  40
  41 static unsigned int numpeers;
  42
  43 static struct GNUNET_PeerIdentity pid;
  44
  45 static struct GNUNET_SCHEDULER_Task *tt;
  46
  47
  48 static void
  49 do_shutdown (void *cls)
  50 {
  51   if (NULL != tt)
  52   {
  53     GNUNET_SCHEDULER_cancel (tt);
  54     tt = NULL;
  55   }
  56   for (unsigned int i = 0; i < NUM_REQUESTS; i++)
  57     if (NULL != ic[i])
  58       GNUNET_PEERINFO_iterate_cancel (ic[i]);
  59   GNUNET_PEERINFO_disconnect (h);
  60   h = NULL;
  61 }
  62
  63
  64 static void
  65 do_timeout (void *cls)
  66 {
  67   tt = NULL;
  68   GNUNET_SCHEDULER_shutdown ();
  69 }
  70
  71
  72 static int
  73 check_it (void *cls,
  74           const struct GNUNET_HELLO_Address *address,
  75           struct GNUNET_TIME_Absolute expiration)
  76 {
  77   return GNUNET_OK;
  78 }
  79
  80
  81 static ssize_t
  82 address_generator (void *cls, size_t max, void *buf)
  83 {
  84   size_t *agc = cls;
  85   ssize_t ret;
  86   char *caddress;
  87   struct GNUNET_HELLO_Address address;
  88
  89   if (*agc == 0)
  90     return GNUNET_SYSERR; /* Done */
  91
  92   GNUNET_asprintf (&caddress, "Address%d", *agc);
  93   address.peer = pid;
  94   address.address_length = strlen (caddress) + 1;
  95   address.address = caddress;
  96   address.transport_name = "peerinfotest";
  97   ret =
  98       GNUNET_HELLO_add_address (&address,
  99                                 GNUNET_TIME_relative_to_absolute
 100                                 (GNUNET_TIME_UNIT_HOURS), buf, max);
 101   GNUNET_free (caddress);
 102   *agc = 0;
 103   return ret;
 104 }
 105
 106
 107 static void
 108 add_peer (size_t i)
 109 {
 110   struct GNUNET_HELLO_Message *h2;
 111
 112   memset (&pid, i, sizeof (pid));
 113   h2 = GNUNET_HELLO_create (&pid.public_key,
 114                             &address_generator,
 115                             &i,
 116                             GNUNET_NO);
 117   GNUNET_PEERINFO_add_peer (h, h2, NULL, NULL);
 118   GNUNET_free (h2);
 119 }
 120
 121
 122 static void
 123 process (void *cls,
 124          const struct GNUNET_PeerIdentity *peer,
 125          const struct GNUNET_HELLO_Message *hello,
 126          const char *err_msg)
 127 {
 128   struct GNUNET_PEERINFO_IteratorContext **icp = cls;
 129
 130   if (NULL == peer)
 131   {
 132     *icp = NULL;
 133     return;
 134   }
 135   numpeers++;
 136   if (0 && (NULL != hello) )
 137     GNUNET_HELLO_iterate_addresses (hello,
 138                                     GNUNET_NO,
 139                                     &check_it,
 140                                     NULL);
 141 }
 142
 143
 144 static void
 145 run (void *cls,
 146      const struct GNUNET_CONFIGURATION_Handle *cfg,
 147      struct GNUNET_TESTING_Peer *peer)
 148 {
 149   h = GNUNET_PEERINFO_connect (cfg);
 150   GNUNET_assert (h != NULL);
 151   for (unsigned int i = 0; i < NUM_REQUESTS; i++)
 152   {
 153     add_peer (i);
 154     ic[i] = GNUNET_PEERINFO_iterate (h,
 155                                      GNUNET_YES,
 156                                      NULL,
 157                                      &process,
 158                                      &ic[i]);
 159   }
 160   tt = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS,
 161                                                                     5),
 162                                      &do_timeout,
 163                                      NULL);
 164   GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
 165                                  NULL);
 166 }
 167
 168
 169 int
 170 main (int argc,
 171       char *argv[])
 172 {
 173   if (0 != GNUNET_TESTING_service_run ("perf-gnunet-peerinfo",
 174                                        "peerinfo",
 175                                        "test_peerinfo_api_data.conf",
 176                                        &run, NULL))
 177     return 1;
 178   FPRINTF (stderr,
 179            "Received %u/%u calls before timeout\n",
 180            numpeers,
 181            NUM_REQUESTS * NUM_REQUESTS / 2);
 182   GAUGER ("PEERINFO",
 183           "Peerinfo lookups",
 184           numpeers / 5,
 185           "peers/s");
 186   return 0;
 187 }
 188
 189 /* end of perf_peerinfo_api.c */