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 "taler/taler_json_lib.h"
25 : #include <gnunet/gnunet_curl_lib.h>
26 : #include "taler/taler_testing_lib.h"
27 :
28 :
29 : /**
30 : * Run a "stat" CMD.
31 : *
32 : * @param cls closure.
33 : * @param cmd the command being run.
34 : * @param is the interpreter state.
35 : */
36 : static void
37 : stat_run (void *cls,
38 : const struct TALER_TESTING_Command *cmd,
39 : struct TALER_TESTING_Interpreter *is);
40 :
41 :
42 : /**
43 : * Add the time @a cmd took to the respective duration in @a timings.
44 : *
45 : * @param timings where to add up times
46 : * @param cmd command to evaluate
47 : */
48 : static void
49 0 : stat_cmd (struct TALER_TESTING_Timer *timings,
50 : const struct TALER_TESTING_Command *cmd)
51 : {
52 : struct GNUNET_TIME_Relative duration;
53 : struct GNUNET_TIME_Relative lat;
54 :
55 0 : if (GNUNET_TIME_absolute_cmp (cmd->start_time,
56 : >,
57 : cmd->finish_time))
58 : {
59 : /* This is a problem, except of course for
60 : this command itself, as we clearly did not yet
61 : finish... */
62 0 : if (cmd->run != &stat_run)
63 : {
64 0 : GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
65 : "Bad timings for `%s'\n",
66 : cmd->label);
67 0 : GNUNET_break (0);
68 : }
69 0 : return;
70 : }
71 0 : duration = GNUNET_TIME_absolute_get_difference (cmd->start_time,
72 : cmd->finish_time);
73 0 : lat = GNUNET_TIME_absolute_get_difference (cmd->last_req_time,
74 : cmd->finish_time);
75 0 : for (unsigned int i = 0;
76 0 : NULL != timings[i].prefix;
77 0 : i++)
78 : {
79 0 : if (0 == strncmp (timings[i].prefix,
80 0 : cmd->label,
81 0 : strlen (timings[i].prefix)))
82 : {
83 0 : timings[i].total_duration
84 0 : = GNUNET_TIME_relative_add (duration,
85 0 : timings[i].total_duration);
86 0 : timings[i].success_latency
87 0 : = GNUNET_TIME_relative_add (lat,
88 0 : timings[i].success_latency);
89 0 : timings[i].num_commands++;
90 0 : timings[i].num_retries += cmd->num_tries;
91 0 : break;
92 : }
93 : }
94 : }
95 :
96 :
97 : /**
98 : * Obtain statistics for @a timings of @a cmd
99 : *
100 : * @param[in,out] cls what timings to get
101 : * @param cmd command to process
102 : */
103 : static void
104 0 : do_stat (void *cls,
105 : const struct TALER_TESTING_Command *cmd)
106 : {
107 0 : struct TALER_TESTING_Timer *timings = cls;
108 :
109 0 : if (TALER_TESTING_cmd_is_batch (cmd))
110 : {
111 : struct TALER_TESTING_Command *bcmd;
112 :
113 0 : if (GNUNET_OK !=
114 0 : TALER_TESTING_get_trait_batch_cmds (cmd,
115 : &bcmd))
116 : {
117 0 : GNUNET_break (0);
118 0 : return;
119 : }
120 0 : for (unsigned int j = 0;
121 0 : NULL != bcmd[j].label;
122 0 : j++)
123 0 : do_stat (timings,
124 0 : &bcmd[j]);
125 0 : return;
126 : }
127 0 : stat_cmd (timings,
128 : cmd);
129 : }
130 :
131 :
132 : /**
133 : * Run a "stat" CMD.
134 : *
135 : * @param cls closure.
136 : * @param cmd the command being run.
137 : * @param is the interpreter state.
138 : */
139 : static void
140 0 : stat_run (void *cls,
141 : const struct TALER_TESTING_Command *cmd,
142 : struct TALER_TESTING_Interpreter *is)
143 : {
144 0 : struct TALER_TESTING_Timer *timings = cls;
145 :
146 0 : TALER_TESTING_iterate (is,
147 : true,
148 : &do_stat,
149 : timings);
150 0 : TALER_TESTING_interpreter_next (is);
151 0 : }
152 :
153 :
154 : struct TALER_TESTING_Command
155 0 : TALER_TESTING_cmd_stat (struct TALER_TESTING_Timer *timers)
156 : {
157 0 : struct TALER_TESTING_Command cmd = {
158 : .label = "stat",
159 : .run = &stat_run,
160 : .cls = (void *) timers
161 : };
162 :
163 0 : return cmd;
164 : }
165 :
166 :
167 : /* end of testing_api_cmd_stat.c */
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