| /**************************************************************************** |
| * apps/system/setlogmask/setlogmask.c |
| * |
| * 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. |
| * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Included Files |
| ****************************************************************************/ |
| |
| #include <nuttx/config.h> |
| |
| #include <fcntl.h> |
| #include <stdbool.h> |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <errno.h> |
| #include <syslog.h> |
| #include <unistd.h> |
| #include <sys/ioctl.h> |
| |
| #include <nuttx/syslog/syslog.h> |
| |
| /**************************************************************************** |
| * Pre-processor Definitions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Private Types |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Private Data |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Private Functions |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * 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); |
| close(fd); |
| 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) |
| { |
| 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("\nWhere:\n"); |
| printf(" d=DEBUG\n"); |
| printf(" i=INFO\n"); |
| printf(" n=NOTICE\n"); |
| printf(" w=WARNING\n"); |
| printf(" e=ERROR\n"); |
| printf(" c=CRITICAL\n"); |
| printf(" a=ALERT\n"); |
| printf(" r=EMERG\n"); |
| exit(exitcode); |
| } |
| |
| /**************************************************************************** |
| * Public Functions |
| ****************************************************************************/ |
| |
| int main(int argc, FAR char *argv[]) |
| { |
| if (argc < 2) |
| { |
| 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]) |
| { |
| case 'd': |
| { |
| setlogmask(LOG_UPTO(LOG_DEBUG)); |
| } |
| break; |
| case 'i': |
| { |
| setlogmask(LOG_UPTO(LOG_INFO)); |
| } |
| break; |
| case 'n': |
| { |
| setlogmask(LOG_UPTO(LOG_NOTICE)); |
| } |
| break; |
| case 'w': |
| { |
| setlogmask(LOG_UPTO(LOG_WARNING)); |
| } |
| break; |
| case 'e': |
| { |
| setlogmask(LOG_UPTO(LOG_ERR)); |
| } |
| break; |
| case 'c': |
| { |
| setlogmask(LOG_UPTO(LOG_CRIT)); |
| } |
| break; |
| case 'a': |
| { |
| setlogmask(LOG_UPTO(LOG_ALERT)); |
| } |
| break; |
| case 'r': |
| { |
| setlogmask(LOG_UPTO(LOG_EMERG)); |
| } |
| break; |
| default: |
| { |
| show_usage(argv[0], EXIT_FAILURE); |
| } |
| break; |
| } |
| |
| return EXIT_SUCCESS; |
| } |