Line data    Source code

       1             : /*
       2             :   This file is part of TALER
       3             :   (C) 2018 Taler Systems SA
       4             : 
       5             :   TALER is free software; you can redistribute it and/or modify
       6             :   it under the terms of the GNU General Public License as
       7             :   published by the Free Software Foundation; either version 3, or
       8             :   (at your option) any later version.
       9             : 
      10             :   TALER 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
      13             :   GNU General Public License for more details.
      14             : 
      15             :   You should have received a copy of the GNU General Public
      16             :   License along with TALER; see the file COPYING.  If not, see
      17             :   <http://www.gnu.org/licenses/>
      18             : */
      19             : /**
      20             :  * @file testing/testing_api_cmd_stat.c
      21             :  * @brief command(s) to get performance statistics on other commands
      22             :  * @author Christian Grothoff
      23             :  */
      24             : #include "platform.h"
      25             : #include "taler_json_lib.h"
      26             : #include <gnunet/gnunet_curl_lib.h>
      27             : #include "taler_testing_lib.h"
      28             : 
      29             : 
      30             : /**
      31             :  * Add the time @a cmd took to the respective duration in @a timings.
      32             :  *
      33             :  * @param timings where to add up times
      34             :  * @param cmd command to evaluate
      35             :  */
      36             : static void
      37           0 : stat_cmd (struct TALER_TESTING_Timer *timings,
      38             :           const struct TALER_TESTING_Command *cmd)
      39             : {
      40             :   struct GNUNET_TIME_Relative duration;
      41             :   struct GNUNET_TIME_Relative lat;
      42             : 
      43           0 :   if (cmd->start_time.abs_value_us > cmd->finish_time.abs_value_us)
      44             :   {
      45           0 :     GNUNET_break (0);
      46           0 :     return;
      47             :   }
      48           0 :   duration = GNUNET_TIME_absolute_get_difference (cmd->start_time,
      49             :                                                   cmd->finish_time);
      50           0 :   lat = GNUNET_TIME_absolute_get_difference (cmd->last_req_time,
      51             :                                              cmd->finish_time);
      52           0 :   for (unsigned int i = 0;
      53           0 :        NULL != timings[i].prefix;
      54           0 :        i++)
      55             :   {
      56           0 :     if (0 == strncmp (timings[i].prefix,
      57             :                       cmd->label,
      58           0 :                       strlen (timings[i].prefix)))
      59             :     {
      60           0 :       timings[i].total_duration
      61           0 :         = GNUNET_TIME_relative_add (duration,
      62           0 :                                     timings[i].total_duration);
      63           0 :       timings[i].success_latency
      64           0 :         = GNUNET_TIME_relative_add (lat,
      65           0 :                                     timings[i].success_latency);
      66           0 :       timings[i].num_commands++;
      67           0 :       timings[i].num_retries += cmd->num_tries;
      68           0 :       break;
      69             :     }
      70             :   }
      71             : }
      72             : 
      73             : 
      74             : /**
      75             :  * Obtain statistics for @a timings of @a cmd
      76             :  *
      77             :  * @param timings what timings to get
      78             :  * @param cmd command to process
      79             :  */
      80             : static void
      81           0 : do_stat (struct TALER_TESTING_Timer *timings,
      82             :          const struct TALER_TESTING_Command *cmd)
      83             : {
      84           0 :   if (TALER_TESTING_cmd_is_batch (cmd))
      85             :   {
      86             :     struct TALER_TESTING_Command **bcmd;
      87             : 
      88           0 :     if (GNUNET_OK !=
      89           0 :         TALER_TESTING_get_trait_batch_cmds (cmd,
      90             :                                             &bcmd))
      91             :     {
      92           0 :       GNUNET_break (0);
      93           0 :       return;
      94             :     }
      95             : 
      96           0 :     for (unsigned int j = 0;
      97           0 :          NULL != (*bcmd)[j].label;
      98           0 :          j++)
      99           0 :       do_stat (timings,
     100           0 :                &(*bcmd)[j]);
     101             :   }
     102             :   else
     103             :   {
     104           0 :     stat_cmd (timings,
     105             :               cmd);
     106             :   }
     107             : }
     108             : 
     109             : 
     110             : /**
     111             :  * Run a "stat" CMD.
     112             :  *
     113             :  * @param cls closure.
     114             :  * @param cmd the command being run.
     115             :  * @param is the interpreter state.
     116             :  */
     117             : static void
     118           0 : stat_run (void *cls,
     119             :           const struct TALER_TESTING_Command *cmd,
     120             :           struct TALER_TESTING_Interpreter *is)
     121             : {
     122           0 :   struct TALER_TESTING_Timer *timings = cls;
     123             : 
     124           0 :   for (unsigned int i = 0; NULL != is->commands[i].label; i++)
     125             :   {
     126           0 :     if (cmd == &is->commands[i])
     127           0 :       break; /* skip at our current command */
     128           0 :     do_stat (timings,
     129           0 :              &is->commands[i]);
     130             :   }
     131           0 :   TALER_TESTING_interpreter_next (is);
     132           0 : }
     133             : 
     134             : 
     135             : struct TALER_TESTING_Command
     136           0 : TALER_TESTING_cmd_stat (struct TALER_TESTING_Timer *timers)
     137             : {
     138           0 :   struct TALER_TESTING_Command cmd = {
     139             :     .label = "stat",
     140             :     .run = stat_run,
     141             :     .cls = (void *) timers
     142             :   };
     143             : 
     144           0 :   return cmd;
     145             : }
     146             : 
     147             : 
     148             : /* end of testing_api_cmd_sleep.c  */