2 This file is part of GNUnet.
3 Copyright (C) 2011 GNUnet e.V.
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation; either version 3, or (at your
8 option) any later version.
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 General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with GNUnet; see the file COPYING. If not, write to the
17 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
22 * @file util/test_common_logging_runtime_loglevels.c
23 * @brief testcase for the logging module (runtime log level adjustment)
27 #include "gnunet_util_lib.h"
29 #define VERBOSE GNUNET_NO
32 * How much time the child is allowed to waste on skipped log calls, at most.
33 * Raspberry Pi takes 113 microseconds tops, this is 3x that value.
35 #define MAX_SKIP_DELAY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MICROSECONDS, 400).rel_value_us
38 * How much time non-skipped log call should take, at least.
39 * Keep in sync with the value in the dummy!
41 #define OUTPUT_DELAY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MICROSECONDS, 1000).rel_value_us
47 static struct GNUNET_OS_Process *proc;
49 /* Pipe to read from started processes stdout (on read end) */
50 static struct GNUNET_DISK_PipeHandle *pipe_stdout;
52 static struct GNUNET_SCHEDULER_Task * die_task;
54 static struct GNUNET_SCHEDULER_Task * read_task;
63 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Ending phase %d, ok is %d\n", phase,
67 if (0 != GNUNET_OS_process_kill (proc, GNUNET_TERM_SIG))
69 GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
71 GNUNET_OS_process_wait (proc);
72 GNUNET_OS_process_destroy (proc);
75 if (NULL != read_task)
77 GNUNET_SCHEDULER_cancel (read_task);
80 GNUNET_DISK_pipe_close (pipe_stdout);
92 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "failing\n");
97 read_output_line (int phase_from1, int phase_to1, int phase_from2,
98 int phase_to2, char c, const char *expect_level,
99 long delay_morethan, long delay_lessthan, int phase,
101 int *len, long *delay, char level[8])
108 int delay_is_a_dummy;
109 int delay_outside_of_range;
114 if (!(phase >= phase_from1 && phase <= phase_to1) &&
115 !(phase >= phase_from2 && phase <= phase_to2))
118 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
119 "Trying to match '%c%s \\d\\r\\n' on %s\n", c, expect_level, p);
121 for (i = 0; i < *len && !stop; i++)
125 case 0: /* read first char */
128 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Expected '%c', but got '%c'\n", c,
135 case 1: /* read at most 7 char-long error level string, finished by ' ' */
151 case 2: /* read the delay, finished by '\n' */
154 if (r[i] == '\r' && r[i + 1] == '\n')
158 *delay = strtol (t, NULL, 10);
165 *delay = strtol (t, NULL, 10);
172 level_matches = (strcmp (expect_level, level) == 0);
173 delay_is_sane = (*delay >= 0) && (*delay <= 1000000);
174 delay_is_a_dummy = (c == 'L');
175 /* Delay must be either less than 'lessthan' (log call is skipped)
176 * or more than 'morethan' (log call is not skipped)
178 delay_outside_of_range = ((*delay < delay_lessthan) || (*delay >= delay_morethan));
179 if (delay_is_a_dummy)
180 delay_outside_of_range = 1;
183 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Wrong log format?\n");
185 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Wrong log level\n");
187 GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Delay %ld is insane\n", *delay);
188 if (!delay_outside_of_range)
189 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
190 "Delay %ld is not outside of range (%ld ; %ld)\n",
191 *delay, delay_lessthan, delay_morethan, c);
192 if (!stop || !level_matches || !delay_is_sane || !delay_outside_of_range)
199 * Up to 8 non-skipped GNUNET_log() calls
200 * + extra line with delay for each one
202 #define LOG_MAX_NUM_LINES (8 * 2)
204 * Actual message is 17 chars at most
206 #define LOG_MAX_LINE_LENGTH (17)
208 #define LOG_BUFFER_SIZE LOG_MAX_NUM_LINES * LOG_MAX_LINE_LENGTH
210 static char buf[LOG_BUFFER_SIZE];
212 static char *buf_ptr;
218 read_call (void *cls)
220 const struct GNUNET_DISK_FileHandle *stdout_read_handle = cls;
227 rd = GNUNET_DISK_file_read (stdout_read_handle, buf_ptr,
228 sizeof (buf) - bytes);
234 FPRINTF (stderr, "got %d bytes, reading more\n", rd);
236 read_task = GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
237 stdout_read_handle, &read_call,
238 (void*) stdout_read_handle);
243 FPRINTF (stderr, "bytes is %d:%s\n", bytes, buf);
246 /* +------CHILD OUTPUT--
257 * | 7D * * * * * * * *
263 if (bytes == LOG_BUFFER_SIZE ||
265 read_output_line (0, 3, 4, 9, 'L', "ERROR", -1,
267 &bytes, &delay, level)) ||
269 read_output_line (0, 3, 4, 9, '1', "ERROR", OUTPUT_DELAY,
270 MAX_SKIP_DELAY, phase, p,
271 &bytes, &delays[0], level)) ||
273 read_output_line (1, 3, 5, 9, 'L', "WARNING", -1,
275 &bytes, &delay, level)) ||
277 read_output_line (0, 3, 4, 9, '1', "WARNING", OUTPUT_DELAY,
278 MAX_SKIP_DELAY, phase, p,
279 &bytes, &delays[1], level)) ||
281 read_output_line (2, 3, 6, 7, 'L', "INFO", -1,
283 &bytes, &delay, level)) ||
285 read_output_line (0, 3, 4, 9, '1', "INFO", OUTPUT_DELAY,
286 MAX_SKIP_DELAY, phase, p,
287 &bytes, &delays[2], level)) ||
289 read_output_line (3, 3, 7, 7, 'L', "DEBUG", -1,
291 &bytes, &delay, level)) ||
293 read_output_line (0, 3, 4, 9, '1', "DEBUG", OUTPUT_DELAY,
294 MAX_SKIP_DELAY, phase, p,
295 &bytes, &delays[3], level)) ||
297 read_output_line (0, 3, 4, 9, 'L', "ERROR", -1,
299 &bytes, &delay, level)) ||
301 read_output_line (0, 3, 4, 9, '2', "ERROR", OUTPUT_DELAY,
302 MAX_SKIP_DELAY, phase, p,
303 &bytes, &delays[4], level)) ||
305 read_output_line (0, 3, 5, 9, 'L', "WARNING", -1,
307 &bytes, &delay, level)) ||
309 read_output_line (0, 3, 4, 9, '2', "WARNING", OUTPUT_DELAY,
310 MAX_SKIP_DELAY, phase, p,
311 &bytes, &delays[5], level)) ||
313 read_output_line (-1, -1, 6, 7, 'L', "INFO", -1,
315 &bytes, &delay, level)) ||
317 read_output_line (0, 3, 4, 9, '2', "INFO", OUTPUT_DELAY,
318 MAX_SKIP_DELAY, phase, p,
319 &bytes, &delays[6], level)) ||
321 read_output_line (-1, -1, 7, 7, 'L', "DEBUG", -1,
323 &bytes, &delay, level)) ||
325 read_output_line (0, 3, 4, 9, '2', "DEBUG", OUTPUT_DELAY,
326 MAX_SKIP_DELAY, phase, p,
327 &bytes, &delays[7], level)))
329 if (bytes == LOG_BUFFER_SIZE)
330 FPRINTF (stderr, "%s", "Ran out of buffer space!\n");
333 GNUNET_SCHEDULER_cancel (die_task);
334 GNUNET_SCHEDULER_add_now (&end_task, NULL);
338 GNUNET_SCHEDULER_cancel (die_task);
339 GNUNET_SCHEDULER_add_now (&end_task, NULL);
346 const struct GNUNET_DISK_FileHandle *stdout_read_handle;
348 pipe_stdout = GNUNET_DISK_pipe (GNUNET_YES, GNUNET_YES, GNUNET_NO, GNUNET_YES);
350 if (pipe_stdout == NULL)
357 putenv ("GNUNET_LOG=");
358 putenv ("GNUNET_FORCE_LOG=");
359 putenv ("GNUNET_FORCE_LOGFILE=");
363 putenv ("GNUNET_LOG=;;;;ERROR");
366 putenv ("GNUNET_LOG=;;;;WARNING");
369 putenv ("GNUNET_LOG=;;;;INFO");
372 putenv ("GNUNET_LOG=;;;;DEBUG");
375 putenv ("GNUNET_FORCE_LOG=;;;;ERROR");
378 putenv ("GNUNET_FORCE_LOG=;;;;WARNING");
381 putenv ("GNUNET_FORCE_LOG=;;;;INFO");
384 putenv ("GNUNET_FORCE_LOG=;;;;DEBUG");
387 putenv ("GNUNET_LOG=blah;;;;ERROR");
390 putenv ("GNUNET_FORCE_LOG=blah;;;;ERROR");
394 proc = GNUNET_OS_start_process (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
395 NULL, pipe_stdout, NULL,
397 "test_common_logging_dummy",
399 "./test_common_logging_dummy",
401 "test_common_logging_dummy", NULL);
402 GNUNET_assert (NULL != proc);
403 putenv ("GNUNET_FORCE_LOG=");
404 putenv ("GNUNET_LOG=");
406 /* Close the write end of the read pipe */
407 GNUNET_DISK_pipe_close_end (pipe_stdout, GNUNET_DISK_PIPE_END_WRITE);
410 GNUNET_DISK_pipe_handle (pipe_stdout, GNUNET_DISK_PIPE_END_READ);
413 GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply
414 (GNUNET_TIME_UNIT_SECONDS, 10), &end_task,
419 memset (&buf, 0, sizeof (buf));
421 read_task = GNUNET_SCHEDULER_add_read_file (GNUNET_TIME_UNIT_FOREVER_REL,
422 stdout_read_handle, &read_call,
423 (void*) stdout_read_handle);
436 main (int argc, char *argv[])
438 GNUNET_log_setup ("test-common-logging-runtime-loglevels",
442 GNUNET_SCHEDULER_run (&task, &ok);
446 /* end of test_common_logging_runtime_loglevels.c */