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testing/sd_stress: Port sdstress testing utility from PX4-Autopilot.

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Add port of the sdstress utility from PX4-Autopilot:  https://github.com/PX4/PX4-Autopilot

This tool is useful for verifying correct operation of SD, EMMC, or other mountpoints.
This commit is contained in:
Stuart Ianna 2023-10-24 09:48:27 +11:00 committed by Xiang Xiao
parent 877509762c
commit 4576b3923c
5 changed files with 504 additions and 0 deletions
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32
LICENSE
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@ -2215,3 +2215,35 @@ proprietary programs. If your program is a subroutine library, you may
consider it more useful to permit linking proprietary applications with the consider it more useful to permit linking proprietary applications with the
library. If this is what you want to do, use the GNU Lesser General library. If this is what you want to do, use the GNU Lesser General
Public License instead of this License. Public License instead of this License.
apps/testing/sd_stress
===================
Copyright (c) 2016-2021 PX4 Development Team. All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in
the documentation and/or other materials provided with the
distribution.
3. Neither the name PX4 nor the names of its contributors may be
used to endorse or promote products derived from this software
without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
POSSIBILITY OF SUCH DAMAGE.

35
testing/sd_stress/Kconfig Normal file
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@ -0,0 +1,35 @@
#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config TESTING_SD_STRESS
tristate "SD stress program"
depends on ALLOW_BSD_COMPONENTS
default n
---help---
SD stress application based on https://github.com/PX4/PX4-Autopilot/blob/main/src/systemcmds/sd_stress/sd_stress.cpp
if TESTING_SD_STRESS
config TESTING_SD_STRESS_PROGNAME
string "Program name"
default "sdstress"
---help---
This is the name of the program that will be used when the NSH ELF
program is installed.
config TESTING_SD_STRESS_PRIORITY
int "SD stress task priority"
default 100
config TESTING_SD_STRESS_STACKSIZE
int "SD stress stack size"
default DEFAULT_TASK_STACKSIZE
config TESTING_SD_STRESS_DEVICE
string "SD / MMC mount point"
default "/mnt"
endif

3
testing/sd_stress/Make.defs Normal file
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@ -0,0 +1,3 @@
ifneq ($(CONFIG_TESTING_SD_STRESS),)
CONFIGURED_APPS += $(APPDIR)/testing/sd_stress
endif

30
testing/sd_stress/Makefile Normal file
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@ -0,0 +1,30 @@
############################################################################
# apps/testing/sd_stress/Makefile
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership. The
# ASF licenses this file to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance with the
# License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
#
############################################################################
include $(APPDIR)/Make.defs
PROGNAME = $(CONFIG_TESTING_SD_STRESS_PROGNAME)
PRIORITY = $(CONFIG_TESTING_SD_STRESS_PRIORITY)
STACKSIZE = $(CONFIG_TESTING_SD_STRESS_STACKSIZE)
MODULE = $(CONFIG_TESTING_SD_STRESS)
MAINSRC = sd_stress_main.c
include $(APPDIR)/Application.mk

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testing/sd_stress/sd_stress_main.c Normal file
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@ -0,0 +1,404 @@
/****************************************************************************
* apps/testing/sd_stress/sd_stress_main.c
*
* Original Licence:
*
* Copyright (c) 2016-2021 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/* Originally ported from PX4 https://github.com/PX4/PX4-Autopilot,
* with the following additions:
*
* - The number of files can be specified from the command line.
* - Bytes are written and read back from created files to verify integrity.
* - The bytes written are obtained from a static set,
* rather than a constant 0xAA
* - The results are reported as a floating point, millisecond value.
*/
/****************************************************************************
* Included Files
****************************************************************************/
#include <errno.h>
#include <fcntl.h>
#include <stddef.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/stat.h>
#include <nuttx/clock.h>
static const size_t MAX_PATH_LEN = 52;
static const char *TEMPDIR = CONFIG_TESTING_SD_STRESS_DEVICE"/stress";
static const char *TEMPDIR2 = CONFIG_TESTING_SD_STRESS_DEVICE"/moved";
static const char *TEMPFILE = "tmp";
const size_t max_runs = 10000;
const size_t min_runs = 1;
const size_t default_runs = 32;
const size_t max_bytes = 10000;
const size_t min_bytes = 1;
const size_t default_bytes = 4096;
const size_t max_files = 999;
const size_t min_files = 1;
const size_t default_files = 64;
/****************************************************************************
* Private Functions
****************************************************************************/
static void usage(void)
{
printf("Stress test on a mount point\n");
printf(CONFIG_TESTING_SD_STRESS_PROGNAME ": [-r] [-b] [-f]\n");
printf(" -r Number of runs (%u-%u), default %u\n",
min_runs, max_runs, default_runs);
printf(" -b Number of bytes (%u-%u), default %u\n",
min_bytes, max_bytes, default_bytes);
printf(" -f Number of files (%u-%u), default %u\n",
min_files, max_files, default_files);
}
static bool create_dir(const char *path)
{
int ret = mkdir(TEMPDIR, S_IRWXU | S_IRWXG | S_IRWXO);
if (ret < 0)
{
printf("mkdir %s failed, ret: %d, errno: %d -> %s\n",
path, ret, errno, strerror(errno));
return false;
}
return true;
}
static bool remove_dir(const char *path)
{
int ret = rmdir(TEMPDIR2);
if (ret < 0)
{
printf("rmdir %s failed, ret: %d, errno: %d -> %s\n",
path, ret, errno, strerror(errno));
return false;
}
return true;
}
static bool create_files(const char *dir, const char *name,
size_t num_files, char *bytes, size_t num_bytes)
{
bool passed = true;
if (num_files > 999)
{
printf("too many files\n");
return false;
}
char *read_bytes = (char *)malloc(num_bytes);
if (!read_bytes)
{
printf("malloc failed for read bytes bufffer\n");
return false;
}
size_t path_len = strlen(dir) + strlen(name);
if (path_len + 5 >= MAX_PATH_LEN)
{
printf("path name too long\n");
return false;
}
for (size_t i = 0; i < num_files; ++i)
{
char path[MAX_PATH_LEN];
snprintf(path, MAX_PATH_LEN, "%s/%s%03u", dir, name, i);
memset(read_bytes, 0x0, num_bytes);
/* Fill the file with a set of incrementing bytes */
for (size_t j = 0; j < num_bytes; j++)
{
bytes[j] = (bytes[j] + i) & 0xff;
}
int fd = open(path, O_CREAT | O_RDWR);
if (fd < 0)
{
printf("open %s failed, errno: %d -> %s\n",
path, errno, strerror(errno));
passed = false;
break;
}
int ret = write(fd, bytes, num_bytes);
if (ret != (int)num_bytes)
{
printf("write %s failed, ret: %d, errno %d -> %s\n",
path, ret, errno, strerror(errno));
passed = false;
break;
}
ret = lseek(fd, 0, SEEK_SET);
if (ret < 0)
{
printf("lseek %s failed, ret: %d, errno %d -> %s\n",
path, ret, errno, strerror(errno));
passed = false;
break;
}
ret = read(fd, read_bytes, num_bytes);
if (ret != (int)num_bytes)
{
printf("read %s failed, ret: %d, errno %d -> %s\n",
path, ret, errno, strerror(errno));
passed = false;
break;
}
if (memcmp(read_bytes, bytes, num_bytes) != 0)
{
printf("read and write buffers are not the same\n");
passed = false;
break;
}
ret = close(fd);
if (ret < 0)
{
printf("close %s failed, ret: %d, errno %d -> %s\n",
path, ret, errno, strerror(errno));
passed = false;
break;
}
}
free(read_bytes);
return passed;
}
static bool remove_files(const char *dir, const char *name,
size_t num_files)
{
if (num_files > 999)
{
printf("too many files\n");
return false;
}
size_t path_len = strlen(dir) + strlen(name);
if (path_len + 5 >= MAX_PATH_LEN)
{
printf("path name too long\n");
return false;
}
for (size_t i = 0; i < num_files; ++i)
{
char path[MAX_PATH_LEN];
snprintf(path, MAX_PATH_LEN, "%s/%s%03u", dir, name, i);
int ret = unlink(path);
if (ret < 0)
{
printf("unlink %s failed, ret: %d, errno %d -> %s\n",
path, ret, errno, strerror(errno));
return false;
}
}
return true;
}
static bool rename_dir(const char *old_dir, const char *new_dir)
{
int ret = rename(old_dir, new_dir);
if (ret < 0)
{
printf("rename %s to %s failed, ret: %d, errno %d -> %s\n",
old_dir, new_dir, ret, errno, strerror(errno));
return false;
}
return true;
}
struct timespec get_abs_time(void)
{
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
return ts;
}
uint64_t get_time_delta(const struct timespec *start,
const struct timespec *end)
{
uint64_t elapsed;
elapsed = (((uint64_t)end->tv_sec * NSEC_PER_SEC) + end->tv_nsec);
elapsed -= (((uint64_t)start->tv_sec * NSEC_PER_SEC) + start->tv_nsec);
return elapsed / 1000;
}
float get_elapsed_time_ms(const struct timespec *start)
{
struct timespec now = get_abs_time();
return get_time_delta(start, &now) / (float)USEC_PER_MSEC;
}
/****************************************************************************
* Public Functions
****************************************************************************/
int main(int argc, char *argv[])
{
int ch;
int ret;
size_t num_runs = default_runs;
size_t num_bytes = default_bytes;
size_t num_files = default_files;
float total_time;
float elapsed_time;
struct timespec start;
char * bytes;
while ((ch = getopt(argc, argv, "r:b:f:")) != EOF)
{
switch (ch)
{
case 'r':
num_runs = strtol(optarg, NULL, 0);
break;
case 'b':
num_bytes = strtol(optarg, NULL, 0);
break;
case 'f':
num_files = strtol(optarg, NULL, 0);
break;
default:
usage();
return -1;
break;
}
}
if (num_bytes > max_bytes || num_bytes < min_bytes)
{
printf("Bytes outside allowable range\n");
usage();
exit(EXIT_FAILURE);
}
if (num_runs > max_runs || num_runs < min_runs)
{
printf("Runs outside allowable range\n");
usage();
exit(EXIT_FAILURE);
}
if (num_files > max_files || num_files < min_files)
{
printf("File count outside allowable range\n");
usage();
exit(EXIT_FAILURE);
}
printf("Start stress test with %u files, %u bytes and %u iterations.\n",
num_files, num_bytes, num_runs);
bytes = (char *)malloc(num_bytes);
ret = 0;
if (!bytes)
{
printf("Failed to allocate byte buffer.\n");
exit(EXIT_FAILURE);
}
for (size_t i = 0; i < num_bytes; i++)
{
bytes[i] = i & 0xff;
}
total_time = 0;
for (size_t i = 0; i < num_runs; ++i)
{
start = get_abs_time();
const bool result =
create_dir(TEMPDIR)
&& create_files(TEMPDIR, TEMPFILE, num_files, bytes, num_bytes)
&& rename_dir(TEMPDIR, TEMPDIR2)
&& remove_files(TEMPDIR2, TEMPFILE, num_files)
&& remove_dir(TEMPDIR2);
elapsed_time = get_elapsed_time_ms(&start);
total_time += elapsed_time;
printf("iteration %u took %.3f ms: %s\n", i,
elapsed_time, result ? "OK" : "FAIL");
if (!result)
{
ret = -1;
break;
}
}
printf("Test %s: Average time: %.3f ms\n",
ret ? "FAIL" : "OK", total_time / num_runs);
free(bytes);
return ret;
}