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syste/setlogmask: add syslog channel filtering function

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Signed-off-by: yinshengkai <yinshengkai@xiaomi.com>
This commit is contained in:
yinshengkai 2023-07-04 17:39:19 +08:00 committed by Xiang Xiao
parent 391b643855
commit a7c6b20e89
1 changed files with 97 additions and 0 deletions
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97
system/setlogmask/setlogmask.c
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@ -24,11 +24,17 @@
#include <nuttx/config.h> #include <nuttx/config.h>
#include <fcntl.h>
#include <stdbool.h>
#include <stdlib.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
#include <string.h> #include <string.h>
#include <errno.h> #include <errno.h>
#include <syslog.h> #include <syslog.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <nuttx/syslog/syslog.h>
/**************************************************************************** /****************************************************************************
* Pre-processor Definitions * Pre-processor Definitions
@ -50,9 +56,77 @@
* Name: show_usage * Name: show_usage
****************************************************************************/ ****************************************************************************/
#ifdef CONFIG_SYSLOG_IOCTL
static int print_channels(void)
{
struct syslog_channel_info_s info[CONFIG_SYSLOG_MAX_CHANNELS];
int ret;
int fd;
int i;
fd = open("/dev/log", O_WRONLY);
if (fd < 0)
{
perror("Failed to open /dev/log");
return EXIT_FAILURE;
}
memset(info, 0, sizeof(info));
ret = ioctl(fd, SYSLOGIOC_GETCHANNELS, &info);
if (ret < 0)
{
perror("Failed to get channels");
return EXIT_FAILURE;
}
printf("Channels:\n");
for (i = 0; i < CONFIG_SYSLOG_MAX_CHANNELS; i++)
{
if (info[i].sc_name[0] == '\0')
{
break;
}
printf(" %s: %s\n", info[i].sc_name,
info[i].sc_disable ? "disable" : "enable");
}
return ret;
}
static int disable_channel(FAR const char *name, bool disable)
{
struct syslog_channel_info_s info;
int ret;
int fd;
fd = open("/dev/log", O_WRONLY);
if (fd < 0)
{
perror("Failed to open /dev/log");
return EXIT_FAILURE;
}
info.sc_disable = disable;
strlcpy(info.sc_name, name, sizeof(info.sc_name));
ret = ioctl(fd, SYSLOGIOC_SETFILTER, (unsigned long)&info);
if (ret < 0)
{
perror("Failed to set filter");
}
close(fd);
return ret;
}
#endif
static void show_usage(FAR const char *progname, int exitcode) static void show_usage(FAR const char *progname, int exitcode)
{ {
printf("\nUsage: %s <d|i|n|w|e|c|a|r>\n", progname); printf("\nUsage: %s <d|i|n|w|e|c|a|r>\n", progname);
#ifdef CONFIG_SYSLOG_IOCTL
printf(" %s list\n", progname);
printf(" %s <enable/disable> <channel>\n", progname);
#endif
printf(" %s -h\n", progname); printf(" %s -h\n", progname);
printf("\nWhere:\n"); printf("\nWhere:\n");
printf(" d=DEBUG\n"); printf(" d=DEBUG\n");
@ -77,6 +151,29 @@ int main(int argc, FAR char *argv[])
show_usage(argv[0], EXIT_FAILURE); show_usage(argv[0], EXIT_FAILURE);
} }
#ifdef CONFIG_SYSLOG_IOCTL
if (strcmp(argv[1], "list") == 0)
{
print_channels();
return EXIT_SUCCESS;
}
else if (argc == 3)
{
if (strcmp(argv[1], "enable") == 0)
{
return disable_channel(argv[2], false);
}
else if (strcmp(argv[1], "disable") == 0)
{
return disable_channel(argv[2], true);
}
else
{
show_usage(argv[0], EXIT_FAILURE);
}
}
#endif
switch (*argv[1]) switch (*argv[1])
{ {
case 'd': case 'd':