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Message-Id: <20241119150127.152830-3-laura.nao@collabora.com>
Date: Tue, 19 Nov 2024 16:01:27 +0100
From: Laura Nao <laura.nao@...labora.com>
To: shuah@...nel.org
Cc: laura.nao@...labora.com,
kernel@...labora.com,
linux-kernel@...r.kernel.org,
linux-kselftest@...r.kernel.org
Subject: [PATCH v2 2/2] selftests/watchdog: convert the test output to KTAP format
Conform the test output to the KTAP format standard. The number of tests
executed is determined by the script arguments, and options such as
-c, -f, -h, -i, and -p do not impact the total test count.
Signed-off-by: Laura Nao <laura.nao@...labora.com>
---
.../selftests/watchdog/watchdog-test.c | 158 ++++++++++--------
1 file changed, 92 insertions(+), 66 deletions(-)
diff --git a/tools/testing/selftests/watchdog/watchdog-test.c b/tools/testing/selftests/watchdog/watchdog-test.c
index 58c25015d5e7..4781736070e3 100644
--- a/tools/testing/selftests/watchdog/watchdog-test.c
+++ b/tools/testing/selftests/watchdog/watchdog-test.c
@@ -22,12 +22,15 @@
#include <sys/ioctl.h>
#include <linux/types.h>
#include <linux/watchdog.h>
+#include "../kselftest.h"
#define DEFAULT_PING_RATE 1
int fd;
+int keep_alive_res;
const char v = 'V';
static const char sopts[] = "bdehp:c:st:Tn:NLf:i";
+static const char topts[] = "bdeLn:Nst:T";
static const struct option lopts[] = {
{"bootstatus", no_argument, NULL, 'b'},
{"disable", no_argument, NULL, 'd'},
@@ -51,7 +54,7 @@ static const struct option lopts[] = {
* the PC Watchdog card to reset its internal timer so it doesn't trigger
* a computer reset.
*/
-static void keep_alive(void)
+static int keep_alive(void)
{
int dummy;
int ret;
@@ -59,6 +62,8 @@ static void keep_alive(void)
ret = ioctl(fd, WDIOC_KEEPALIVE, &dummy);
if (!ret)
printf(".");
+
+ return ret;
}
/*
@@ -72,35 +77,36 @@ static void term(int sig)
close(fd);
if (ret < 0)
- printf("\nStopping watchdog ticks failed (%d)...\n", errno);
+ ksft_print_msg("\nStopping watchdog ticks failed (%d)...\n", errno);
else
- printf("\nStopping watchdog ticks...\n");
- exit(0);
+ ksft_print_msg("\nStopping watchdog ticks...\n");
+ ksft_test_result(!keep_alive_res, "WDIOC_KEEPALIVE\n");
+ ksft_finished();
}
static void usage(char *progname)
{
- printf("Usage: %s [options]\n", progname);
- printf(" -f, --file\t\tOpen watchdog device file\n");
- printf("\t\t\tDefault is /dev/watchdog\n");
- printf(" -i, --info\t\tShow watchdog_info\n");
- printf(" -s, --status\t\tGet status & supported features\n");
- printf(" -b, --bootstatus\tGet last boot status (Watchdog/POR)\n");
- printf(" -d, --disable\t\tTurn off the watchdog timer\n");
- printf(" -e, --enable\t\tTurn on the watchdog timer\n");
- printf(" -h, --help\t\tPrint the help message\n");
- printf(" -p, --pingrate=P\tSet ping rate to P seconds (default %d)\n",
+ ksft_print_msg("Usage: %s [options]\n", progname);
+ ksft_print_msg(" -f, --file\t\tOpen watchdog device file\n");
+ ksft_print_msg("\t\t\tDefault is /dev/watchdog\n");
+ ksft_print_msg(" -i, --info\t\tShow watchdog_info\n");
+ ksft_print_msg(" -s, --status\t\tGet status & supported features\n");
+ ksft_print_msg(" -b, --bootstatus\tGet last boot status (Watchdog/POR)\n");
+ ksft_print_msg(" -d, --disable\t\tTurn off the watchdog timer\n");
+ ksft_print_msg(" -e, --enable\t\tTurn on the watchdog timer\n");
+ ksft_print_msg(" -h, --help\t\tPrint the help message\n");
+ ksft_print_msg(" -p, --pingrate=P\tSet ping rate to P seconds (default %d)\n",
DEFAULT_PING_RATE);
- printf(" -c, --pingcount=C\tLimit the number of pings to C (default infinite)\n");
- printf(" -t, --timeout=T\tSet timeout to T seconds\n");
- printf(" -T, --gettimeout\tGet the timeout\n");
- printf(" -n, --pretimeout=T\tSet the pretimeout to T seconds\n");
- printf(" -N, --getpretimeout\tGet the pretimeout\n");
- printf(" -L, --gettimeleft\tGet the time left until timer expires\n");
- printf("\n");
- printf("Parameters are parsed left-to-right in real-time.\n");
- printf("Example: %s -d -t 10 -p 5 -e\n", progname);
- printf("Example: %s -t 12 -T -n 7 -N\n", progname);
+ ksft_print_msg(" -c, --pingcount=C\tSet number of pings to C (default infinite)\n");
+ ksft_print_msg(" -t, --timeout=T\tSet timeout to T seconds\n");
+ ksft_print_msg(" -T, --gettimeout\tGet the timeout\n");
+ ksft_print_msg(" -n, --pretimeout=T\tSet the pretimeout to T seconds\n");
+ ksft_print_msg(" -N, --getpretimeout\tGet the pretimeout\n");
+ ksft_print_msg(" -L, --gettimeleft\tGet the time left until timer expires\n");
+ ksft_print_msg("\n");
+ ksft_print_msg("Parameters are parsed left-to-right in real-time.\n");
+ ksft_print_msg("Example: %s -d -t 10 -p 5 -e\n", progname);
+ ksft_print_msg("Example: %s -t 12 -T -n 7 -N\n", progname);
}
struct wdiof_status {
@@ -126,13 +132,13 @@ static void print_status(int flags)
int wdiof = 0;
if (flags == WDIOS_UNKNOWN) {
- printf("Unknown status error from WDIOC_GETSTATUS\n");
+ ksft_print_msg("Unknown status error from WDIOC_GETSTATUS\n");
return;
}
for (wdiof = 0; wdiof < WDIOF_NUM_STATUS; wdiof++) {
if (flags & wdiof_status[wdiof].flag)
- printf("Support/Status: %s\n",
+ ksft_print_msg("Support/Status: %s\n",
wdiof_status[wdiof].status_str);
}
}
@@ -154,18 +160,18 @@ static void print_boot_status(int flags)
int wdiof = 0;
if (flags == WDIOF_UNKNOWN) {
- printf("Unknown flag error from WDIOC_GETBOOTSTATUS\n");
+ ksft_print_msg("Unknown flag error from WDIOC_GETBOOTSTATUS\n");
return;
}
if (flags == 0) {
- printf("Last boot is caused by: Power-On-Reset\n");
+ ksft_print_msg("Last boot is caused by: Power-On-Reset\n");
return;
}
for (wdiof = 0; wdiof < WDIOF_NUM_BOOTSTATUS; wdiof++) {
if (flags & wdiof_bootstatus[wdiof].flag)
- printf("Last boot is caused by: %s\n",
+ ksft_print_msg("Last boot is caused by: %s\n",
wdiof_bootstatus[wdiof].status_str);
}
}
@@ -181,25 +187,28 @@ int main(int argc, char *argv[])
char *file = "/dev/watchdog";
struct watchdog_info info;
int temperature;
+ /* run WDIOC_KEEPALIVE test by default */
+ int test_num = 1;
setbuf(stdout, NULL);
while ((c = getopt_long(argc, argv, sopts, lopts, NULL)) != -1) {
if (c == 'f')
file = optarg;
+
+ if (strchr(topts, c))
+ test_num++;
}
fd = open(file, O_WRONLY);
if (fd == -1) {
if (errno == ENOENT)
- printf("Watchdog device (%s) not found.\n", file);
+ ksft_exit_skip("Watchdog device (%s) not found.\n", file);
else if (errno == EACCES)
- printf("Run watchdog as root.\n");
+ ksft_exit_skip("Run watchdog as root.\n");
else
- printf("Watchdog device open failed %s\n",
- strerror(errno));
- exit(-1);
+ ksft_exit_skip("Watchdog device open failed %s\n", strerror(errno));
}
/*
@@ -207,13 +216,15 @@ int main(int argc, char *argv[])
*/
ret = ioctl(fd, WDIOC_GETSUPPORT, &info);
if (ret) {
- printf("WDIOC_GETSUPPORT error '%s'\n", strerror(errno));
close(fd);
- exit(ret);
+ ksft_exit_skip("WDIOC_GETSUPPORT error '%s'\n", strerror(errno));
}
optind = 0;
+ ksft_print_header();
+ ksft_set_plan(test_num);
+
while ((c = getopt_long(argc, argv, sopts, lopts, NULL)) != -1) {
switch (c) {
case 'b':
@@ -223,39 +234,42 @@ int main(int argc, char *argv[])
if (!ret)
print_boot_status(flags);
else
- printf("WDIOC_GETBOOTSTATUS error '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_GETBOOTSTATUS error");
+ ksft_test_result(!ret, "WDIOC_GETBOOTSTATUS\n");
break;
case 'd':
flags = WDIOS_DISABLECARD;
ret = ioctl(fd, WDIOC_SETOPTIONS, &flags);
if (!ret)
- printf("Watchdog card disabled.\n");
+ ksft_print_msg("Watchdog card disabled.\n");
else {
- printf("WDIOS_DISABLECARD error '%s'\n", strerror(errno));
+ ksft_perror("WDIOS_DISABLECARD error");
oneshot = 1;
}
+ ksft_test_result(!ret, "WDIOC_SETOPTIONS_WDIOS_DISABLECARD\n");
break;
case 'e':
flags = WDIOS_ENABLECARD;
ret = ioctl(fd, WDIOC_SETOPTIONS, &flags);
if (!ret)
- printf("Watchdog card enabled.\n");
+ ksft_print_msg("Watchdog card enabled.\n");
else {
- printf("WDIOS_ENABLECARD error '%s'\n", strerror(errno));
+ ksft_perror("WDIOS_ENABLECARD error");
oneshot = 1;
}
+ ksft_test_result(!ret, "WDIOC_SETOPTIONS_WDIOS_ENABLECARD\n");
break;
case 'p':
ping_rate = strtoul(optarg, NULL, 0);
if (!ping_rate)
ping_rate = DEFAULT_PING_RATE;
- printf("Watchdog ping rate set to %u seconds.\n", ping_rate);
+ ksft_print_msg("Watchdog ping rate set to %u seconds.\n", ping_rate);
break;
case 'c':
ping_count = strtoul(optarg, NULL, 0);
if (!ping_count)
oneshot = 1;
- printf("Number of pings set to %u.\n", ping_count);
+ ksft_print_msg("Number of pings set to %u.\n", ping_count);
break;
case 's':
flags = 0;
@@ -264,57 +278,62 @@ int main(int argc, char *argv[])
if (!ret)
print_status(flags);
else
- printf("WDIOC_GETSTATUS error '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_GETSTATUS error");
+ ksft_test_result(!ret, "WDIOC_GETSTATUS\n");
ret = ioctl(fd, WDIOC_GETTEMP, &temperature);
if (ret)
- printf("WDIOC_GETTEMP: '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_GETTEMP");
else
- printf("Temperature %d\n", temperature);
-
+ ksft_print_msg("Temperature %d\n", temperature);
break;
case 't':
flags = strtoul(optarg, NULL, 0);
ret = ioctl(fd, WDIOC_SETTIMEOUT, &flags);
if (!ret)
- printf("Watchdog timeout set to %u seconds.\n", flags);
+ ksft_print_msg("Watchdog timeout set to %u seconds.\n", flags);
else {
- printf("WDIOC_SETTIMEOUT error '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_SETTIMEOUT error");
oneshot = 1;
}
+ ksft_test_result(!ret, "WDIOC_SETTIMEOUT\n");
break;
case 'T':
oneshot = 1;
ret = ioctl(fd, WDIOC_GETTIMEOUT, &flags);
if (!ret)
- printf("WDIOC_GETTIMEOUT returns %u seconds.\n", flags);
+ ksft_print_msg("WDIOC_GETTIMEOUT returns %u seconds.\n", flags);
else
- printf("WDIOC_GETTIMEOUT error '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_GETTIMEOUT error");
+ ksft_test_result(!ret, "WDIOC_GETTIMEOUT\n");
break;
case 'n':
flags = strtoul(optarg, NULL, 0);
ret = ioctl(fd, WDIOC_SETPRETIMEOUT, &flags);
if (!ret)
- printf("Watchdog pretimeout set to %u seconds.\n", flags);
+ ksft_print_msg("Watchdog pretimeout set to %u seconds.\n", flags);
else {
- printf("WDIOC_SETPRETIMEOUT error '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_SETPRETIMEOUT error");
oneshot = 1;
}
+ ksft_test_result(!ret, "WDIOC_SETPRETIMEOUT\n");
break;
case 'N':
oneshot = 1;
ret = ioctl(fd, WDIOC_GETPRETIMEOUT, &flags);
if (!ret)
- printf("WDIOC_GETPRETIMEOUT returns %u seconds.\n", flags);
+ ksft_print_msg("WDIOC_GETPRETIMEOUT returns %u seconds.\n", flags);
else
- printf("WDIOC_GETPRETIMEOUT error '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_GETPRETIMEOUT error");
+ ksft_test_result(!ret, "WDIOC_GETPRETIMEOUT\n");
break;
case 'L':
oneshot = 1;
ret = ioctl(fd, WDIOC_GETTIMELEFT, &flags);
if (!ret)
- printf("WDIOC_GETTIMELEFT returns %u seconds.\n", flags);
+ ksft_print_msg("WDIOC_GETTIMELEFT returns %u seconds.\n", flags);
else
- printf("WDIOC_GETTIMELEFT error '%s'\n", strerror(errno));
+ ksft_perror("WDIOC_GETTIMELEFT error");
+ ksft_test_result(!ret, "WDIOC_GETTIMELEFT\n");
break;
case 'f':
/* Handled above */
@@ -325,32 +344,39 @@ int main(int argc, char *argv[])
* validation. So we just show it here.
*/
oneshot = 1;
- printf("watchdog_info:\n");
- printf(" identity:\t\t%s\n", info.identity);
- printf(" firmware_version:\t%u\n",
- info.firmware_version);
+ ksft_print_msg("watchdog_info:\n");
+ ksft_print_msg(" identity:\t\t%s\n", info.identity);
+ ksft_print_msg(" firmware_version:\t%u\n", info.firmware_version);
print_status(info.options);
break;
default:
usage(argv[0]);
+ ksft_test_result_skip("WDIOC_KEEPALIVE\n");
goto end;
}
}
- if (oneshot)
+ if (oneshot) {
+ ksft_test_result_skip("WDIOC_KEEPALIVE\n");
goto end;
+ }
- printf("Watchdog Ticking Away!\n");
+ ksft_print_msg("Watchdog Ticking Away!\n");
+ ksft_print_msg("");
signal(SIGINT, term);
while (ping_count != 0) {
- keep_alive();
+ if (keep_alive())
+ keep_alive_res = -1;
+
sleep(ping_rate);
if (ping_count > 0)
ping_count--;
}
+ printf("\n");
+ ksft_test_result(!keep_alive_res, "WDIOC_KEEPALIVE\n");
end:
/*
* Send specific magic character 'V' just in case Magic Close is
@@ -358,7 +384,7 @@ int main(int argc, char *argv[])
*/
ret = write(fd, &v, 1);
if (ret < 0)
- printf("Stopping watchdog ticks failed (%d)...\n", errno);
+ ksft_print_msg("Stopping watchdog ticks failed (%d)...\n", errno);
close(fd);
- return 0;
+ ksft_finished();
}
--
2.30.2
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