nagios4/include/common.h
2017-10-20 15:43:36 +02:00

537 lines
19 KiB
C

/************************************************************************
*
* Nagios Common Header File
* Written By: Ethan Galstad (egalstad@nagios.org)
*
* License:
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
************************************************************************/
#ifndef NAGIOS_COMMON_H_INCLUDED
#define NAGIOS_COMMON_H_INCLUDED
#include "shared.h"
#define PROGRAM_VERSION "4.3.4"
#define PROGRAM_MODIFICATION_DATE "2017-08-24"
NAGIOS_BEGIN_DECL
/*************************************************************/
/************** SHARED GLOBAL VARIABLES **********************/
/*************************************************************/
extern int date_format;
extern int interval_length;
extern char *illegal_output_chars;
extern char illegal_output_char_map[256];
extern int log_rotation_method;
extern int check_external_commands;
/* set this if you're going to add a ton of comments at once */
extern int defer_comment_sorting;
extern unsigned long next_downtime_id;
extern char *object_cache_file;
extern char *status_file;
extern time_t program_start;
extern int nagios_pid;
extern int daemon_mode;
extern time_t last_log_rotation;
extern int process_performance_data;
extern int enable_flap_detection;
extern int enable_notifications;
extern int execute_service_checks;
extern int accept_passive_service_checks;
extern int execute_host_checks;
extern int accept_passive_host_checks;
extern int enable_event_handlers;
extern int obsess_over_services;
extern int obsess_over_hosts;
extern int enable_timing_point;
extern char *config_file_dir;
extern char *website_url;
#ifdef HAVE_TZNAME
#ifdef CYGWIN
extern char *_tzname[2] __declspec(dllimport);
#else
extern char *tzname[2];
#endif
#endif
NAGIOS_END_DECL
/* Experimental performance tweaks - use with caution */
#undef USE_MEMORY_PERFORMANCE_TWEAKS
/****************** OBJECT STATES ********************/
#define STATE_OK 0
#define STATE_WARNING 1
#define STATE_CRITICAL 2
#define STATE_UNKNOWN 3
#define STATE_UP 0
#define STATE_DOWN 1
#define STATE_UNREACHABLE 2
/* for legacy reasons */
#define HOST_UP STATE_UP
#define HOST_DOWN STATE_DOWN
#define HOST_UNREACHABLE STATE_UNREACHABLE
/***************************** COMMANDS *********************************/
#define CMD_NONE 0
#define CMD_ADD_HOST_COMMENT 1
#define CMD_DEL_HOST_COMMENT 2
#define CMD_ADD_SVC_COMMENT 3
#define CMD_DEL_SVC_COMMENT 4
#define CMD_ENABLE_SVC_CHECK 5
#define CMD_DISABLE_SVC_CHECK 6
#define CMD_SCHEDULE_SVC_CHECK 7
#define CMD_DELAY_SVC_NOTIFICATION 9
#define CMD_DELAY_HOST_NOTIFICATION 10
#define CMD_DISABLE_NOTIFICATIONS 11
#define CMD_ENABLE_NOTIFICATIONS 12
#define CMD_RESTART_PROCESS 13
#define CMD_SHUTDOWN_PROCESS 14
#define CMD_ENABLE_HOST_SVC_CHECKS 15
#define CMD_DISABLE_HOST_SVC_CHECKS 16
#define CMD_SCHEDULE_HOST_SVC_CHECKS 17
#define CMD_DELAY_HOST_SVC_NOTIFICATIONS 19 /* currently unimplemented */
#define CMD_DEL_ALL_HOST_COMMENTS 20
#define CMD_DEL_ALL_SVC_COMMENTS 21
#define CMD_ENABLE_SVC_NOTIFICATIONS 22
#define CMD_DISABLE_SVC_NOTIFICATIONS 23
#define CMD_ENABLE_HOST_NOTIFICATIONS 24
#define CMD_DISABLE_HOST_NOTIFICATIONS 25
#define CMD_ENABLE_ALL_NOTIFICATIONS_BEYOND_HOST 26
#define CMD_DISABLE_ALL_NOTIFICATIONS_BEYOND_HOST 27
#define CMD_ENABLE_HOST_SVC_NOTIFICATIONS 28
#define CMD_DISABLE_HOST_SVC_NOTIFICATIONS 29
#define CMD_PROCESS_SERVICE_CHECK_RESULT 30
#define CMD_SAVE_STATE_INFORMATION 31
#define CMD_READ_STATE_INFORMATION 32
#define CMD_ACKNOWLEDGE_HOST_PROBLEM 33
#define CMD_ACKNOWLEDGE_SVC_PROBLEM 34
#define CMD_START_EXECUTING_SVC_CHECKS 35
#define CMD_STOP_EXECUTING_SVC_CHECKS 36
#define CMD_START_ACCEPTING_PASSIVE_SVC_CHECKS 37
#define CMD_STOP_ACCEPTING_PASSIVE_SVC_CHECKS 38
#define CMD_ENABLE_PASSIVE_SVC_CHECKS 39
#define CMD_DISABLE_PASSIVE_SVC_CHECKS 40
#define CMD_ENABLE_EVENT_HANDLERS 41
#define CMD_DISABLE_EVENT_HANDLERS 42
#define CMD_ENABLE_HOST_EVENT_HANDLER 43
#define CMD_DISABLE_HOST_EVENT_HANDLER 44
#define CMD_ENABLE_SVC_EVENT_HANDLER 45
#define CMD_DISABLE_SVC_EVENT_HANDLER 46
#define CMD_ENABLE_HOST_CHECK 47
#define CMD_DISABLE_HOST_CHECK 48
#define CMD_START_OBSESSING_OVER_SVC_CHECKS 49
#define CMD_STOP_OBSESSING_OVER_SVC_CHECKS 50
#define CMD_REMOVE_HOST_ACKNOWLEDGEMENT 51
#define CMD_REMOVE_SVC_ACKNOWLEDGEMENT 52
#define CMD_SCHEDULE_FORCED_HOST_SVC_CHECKS 53
#define CMD_SCHEDULE_FORCED_SVC_CHECK 54
#define CMD_SCHEDULE_HOST_DOWNTIME 55
#define CMD_SCHEDULE_SVC_DOWNTIME 56
#define CMD_ENABLE_HOST_FLAP_DETECTION 57
#define CMD_DISABLE_HOST_FLAP_DETECTION 58
#define CMD_ENABLE_SVC_FLAP_DETECTION 59
#define CMD_DISABLE_SVC_FLAP_DETECTION 60
#define CMD_ENABLE_FLAP_DETECTION 61
#define CMD_DISABLE_FLAP_DETECTION 62
#define CMD_ENABLE_HOSTGROUP_SVC_NOTIFICATIONS 63
#define CMD_DISABLE_HOSTGROUP_SVC_NOTIFICATIONS 64
#define CMD_ENABLE_HOSTGROUP_HOST_NOTIFICATIONS 65
#define CMD_DISABLE_HOSTGROUP_HOST_NOTIFICATIONS 66
#define CMD_ENABLE_HOSTGROUP_SVC_CHECKS 67
#define CMD_DISABLE_HOSTGROUP_SVC_CHECKS 68
/* commands 69-77 are unimplemented */
#define CMD_UNIMPLEMENTED_69 69
#define CMD_UNIMPLEMENTED_70 70
#define CMD_UNIMPLEMENTED_71 71
#define CMD_UNIMPLEMENTED_72 72
#define CMD_UNIMPLEMENTED_73 73
#define CMD_UNIMPLEMENTED_74 74
#define CMD_UNIMPLEMENTED_75 75
#define CMD_UNIMPLEMENTED_76 76
#define CMD_UNIMPLEMENTED_77 77
#define CMD_DEL_HOST_DOWNTIME 78
#define CMD_DEL_SVC_DOWNTIME 79
#define CMD_ENABLE_PERFORMANCE_DATA 82
#define CMD_DISABLE_PERFORMANCE_DATA 83
#define CMD_SCHEDULE_HOSTGROUP_HOST_DOWNTIME 84
#define CMD_SCHEDULE_HOSTGROUP_SVC_DOWNTIME 85
#define CMD_SCHEDULE_HOST_SVC_DOWNTIME 86
/* new commands in Nagios 2.x found below... */
#define CMD_PROCESS_HOST_CHECK_RESULT 87
#define CMD_START_EXECUTING_HOST_CHECKS 88
#define CMD_STOP_EXECUTING_HOST_CHECKS 89
#define CMD_START_ACCEPTING_PASSIVE_HOST_CHECKS 90
#define CMD_STOP_ACCEPTING_PASSIVE_HOST_CHECKS 91
#define CMD_ENABLE_PASSIVE_HOST_CHECKS 92
#define CMD_DISABLE_PASSIVE_HOST_CHECKS 93
#define CMD_START_OBSESSING_OVER_HOST_CHECKS 94
#define CMD_STOP_OBSESSING_OVER_HOST_CHECKS 95
#define CMD_SCHEDULE_HOST_CHECK 96
#define CMD_SCHEDULE_FORCED_HOST_CHECK 98
#define CMD_START_OBSESSING_OVER_SVC 99
#define CMD_STOP_OBSESSING_OVER_SVC 100
#define CMD_START_OBSESSING_OVER_HOST 101
#define CMD_STOP_OBSESSING_OVER_HOST 102
#define CMD_ENABLE_HOSTGROUP_HOST_CHECKS 103
#define CMD_DISABLE_HOSTGROUP_HOST_CHECKS 104
#define CMD_ENABLE_HOSTGROUP_PASSIVE_SVC_CHECKS 105
#define CMD_DISABLE_HOSTGROUP_PASSIVE_SVC_CHECKS 106
#define CMD_ENABLE_HOSTGROUP_PASSIVE_HOST_CHECKS 107
#define CMD_DISABLE_HOSTGROUP_PASSIVE_HOST_CHECKS 108
#define CMD_ENABLE_SERVICEGROUP_SVC_NOTIFICATIONS 109
#define CMD_DISABLE_SERVICEGROUP_SVC_NOTIFICATIONS 110
#define CMD_ENABLE_SERVICEGROUP_HOST_NOTIFICATIONS 111
#define CMD_DISABLE_SERVICEGROUP_HOST_NOTIFICATIONS 112
#define CMD_ENABLE_SERVICEGROUP_SVC_CHECKS 113
#define CMD_DISABLE_SERVICEGROUP_SVC_CHECKS 114
#define CMD_ENABLE_SERVICEGROUP_HOST_CHECKS 115
#define CMD_DISABLE_SERVICEGROUP_HOST_CHECKS 116
#define CMD_ENABLE_SERVICEGROUP_PASSIVE_SVC_CHECKS 117
#define CMD_DISABLE_SERVICEGROUP_PASSIVE_SVC_CHECKS 118
#define CMD_ENABLE_SERVICEGROUP_PASSIVE_HOST_CHECKS 119
#define CMD_DISABLE_SERVICEGROUP_PASSIVE_HOST_CHECKS 120
#define CMD_SCHEDULE_SERVICEGROUP_HOST_DOWNTIME 121
#define CMD_SCHEDULE_SERVICEGROUP_SVC_DOWNTIME 122
#define CMD_CHANGE_GLOBAL_HOST_EVENT_HANDLER 123
#define CMD_CHANGE_GLOBAL_SVC_EVENT_HANDLER 124
#define CMD_CHANGE_HOST_EVENT_HANDLER 125
#define CMD_CHANGE_SVC_EVENT_HANDLER 126
#define CMD_CHANGE_HOST_CHECK_COMMAND 127
#define CMD_CHANGE_SVC_CHECK_COMMAND 128
#define CMD_CHANGE_NORMAL_HOST_CHECK_INTERVAL 129
#define CMD_CHANGE_NORMAL_SVC_CHECK_INTERVAL 130
#define CMD_CHANGE_RETRY_SVC_CHECK_INTERVAL 131
#define CMD_CHANGE_MAX_HOST_CHECK_ATTEMPTS 132
#define CMD_CHANGE_MAX_SVC_CHECK_ATTEMPTS 133
#define CMD_SCHEDULE_AND_PROPAGATE_TRIGGERED_HOST_DOWNTIME 134
#define CMD_ENABLE_HOST_AND_CHILD_NOTIFICATIONS 135
#define CMD_DISABLE_HOST_AND_CHILD_NOTIFICATIONS 136
#define CMD_SCHEDULE_AND_PROPAGATE_HOST_DOWNTIME 137
#define CMD_ENABLE_SERVICE_FRESHNESS_CHECKS 138
#define CMD_DISABLE_SERVICE_FRESHNESS_CHECKS 139
#define CMD_ENABLE_HOST_FRESHNESS_CHECKS 140
#define CMD_DISABLE_HOST_FRESHNESS_CHECKS 141
#define CMD_SET_HOST_NOTIFICATION_NUMBER 142
#define CMD_SET_SVC_NOTIFICATION_NUMBER 143
/* new commands in Nagios 3.x found below... */
#define CMD_CHANGE_HOST_CHECK_TIMEPERIOD 144
#define CMD_CHANGE_SVC_CHECK_TIMEPERIOD 145
#define CMD_PROCESS_FILE 146
#define CMD_CHANGE_CUSTOM_HOST_VAR 147
#define CMD_CHANGE_CUSTOM_SVC_VAR 148
#define CMD_CHANGE_CUSTOM_CONTACT_VAR 149
#define CMD_ENABLE_CONTACT_HOST_NOTIFICATIONS 150
#define CMD_DISABLE_CONTACT_HOST_NOTIFICATIONS 151
#define CMD_ENABLE_CONTACT_SVC_NOTIFICATIONS 152
#define CMD_DISABLE_CONTACT_SVC_NOTIFICATIONS 153
#define CMD_ENABLE_CONTACTGROUP_HOST_NOTIFICATIONS 154
#define CMD_DISABLE_CONTACTGROUP_HOST_NOTIFICATIONS 155
#define CMD_ENABLE_CONTACTGROUP_SVC_NOTIFICATIONS 156
#define CMD_DISABLE_CONTACTGROUP_SVC_NOTIFICATIONS 157
#define CMD_CHANGE_RETRY_HOST_CHECK_INTERVAL 158
#define CMD_SEND_CUSTOM_HOST_NOTIFICATION 159
#define CMD_SEND_CUSTOM_SVC_NOTIFICATION 160
#define CMD_CHANGE_HOST_NOTIFICATION_TIMEPERIOD 161
#define CMD_CHANGE_SVC_NOTIFICATION_TIMEPERIOD 162
#define CMD_CHANGE_CONTACT_HOST_NOTIFICATION_TIMEPERIOD 163
#define CMD_CHANGE_CONTACT_SVC_NOTIFICATION_TIMEPERIOD 164
#define CMD_CHANGE_HOST_MODATTR 165
#define CMD_CHANGE_SVC_MODATTR 166
#define CMD_CHANGE_CONTACT_MODATTR 167
#define CMD_CHANGE_CONTACT_MODHATTR 168
#define CMD_CHANGE_CONTACT_MODSATTR 169
#define CMD_DEL_DOWNTIME_BY_HOST_NAME 170
#define CMD_DEL_DOWNTIME_BY_HOSTGROUP_NAME 171
#define CMD_DEL_DOWNTIME_BY_START_TIME_COMMENT 172
/* new commands in Nagios 4.x found below... */
#define CMD_CLEAR_HOST_FLAPPING_STATE 173
#define CMD_CLEAR_SVC_FLAPPING_STATE 174
/* custom command introduced in Nagios 3.x */
#define CMD_CUSTOM_COMMAND 999
/**************************** COMMAND ERRORS *****************************/
#define CMD_ERROR_OK 0 /* No errors encountered */
#define CMD_ERROR_UNKNOWN_COMMAND 1 /* Unknown/unsupported command */
#define CMD_ERROR_MALFORMED_COMMAND 2 /* Command malformed/missing timestamp? */
#define CMD_ERROR_INTERNAL_ERROR 3 /* Internal error */
#define CMD_ERROR_FAILURE 4 /* Command routine failed */
extern const char *cmd_error_strerror(int error_code);
/**************************** CHECK TYPES ********************************/
#define CHECK_TYPE_ACTIVE 0
#define CHECK_TYPE_PASSIVE 1
#define CHECK_TYPE_PARENT 2 /* (active) check for the benefit of dependent objects */
#define CHECK_TYPE_FILE 3 /* from spool files (yuck) */
#define CHECK_TYPE_OTHER 4 /* for modules to use */
/************* LEGACY (deprecated) CHECK TYPES ***************************/
#define SERVICE_CHECK_ACTIVE CHECK_TYPE_ACTIVE
#define SERVICE_CHECK_PASSIVE CHECK_TYPE_PASSIVE
#define HOST_CHECK_ACTIVE CHECK_TYPE_ACTIVE
#define HOST_CHECK_PASSIVE CHECK_TYPE_PASSIVE
/************************ SERVICE STATE TYPES ****************************/
#define SOFT_STATE 0
#define HARD_STATE 1
/************************* SCHEDULED DOWNTIME TYPES **********************/
#define SERVICE_DOWNTIME 1 /* service downtime */
#define HOST_DOWNTIME 2 /* host downtime */
#define ANY_DOWNTIME 3 /* host or service downtime */
/************************** NOTIFICATION OPTIONS *************************/
#define NOTIFICATION_OPTION_NONE 0
#define NOTIFICATION_OPTION_BROADCAST 1
#define NOTIFICATION_OPTION_FORCED 2
#define NOTIFICATION_OPTION_INCREMENT 4
/************************** ACKNOWLEDGEMENT TYPES ************************/
#define HOST_ACKNOWLEDGEMENT 0
#define SERVICE_ACKNOWLEDGEMENT 1
#define ACKNOWLEDGEMENT_NONE 0
#define ACKNOWLEDGEMENT_NORMAL 1
#define ACKNOWLEDGEMENT_STICKY 2
/**************************** DEPENDENCY TYPES ***************************/
#define NOTIFICATION_DEPENDENCY 1
#define EXECUTION_DEPENDENCY 2
/********************** HOST/SERVICE CHECK OPTIONS ***********************/
#define CHECK_OPTION_NONE 0 /* no check options */
#define CHECK_OPTION_FORCE_EXECUTION 1 /* force execution of a check (ignores disabled services/hosts, invalid timeperiods) */
#define CHECK_OPTION_FRESHNESS_CHECK 2 /* this is a freshness check */
#define CHECK_OPTION_ORPHAN_CHECK 4 /* this is an orphan check */
#define CHECK_OPTION_DEPENDENCY_CHECK 8 /* dependency check. different scheduling rules apply */
/**************************** PROGRAM MODES ******************************/
#define STANDBY_MODE 0
#define ACTIVE_MODE 1
/************************** LOG ROTATION MODES ***************************/
#define LOG_ROTATION_NONE 0
#define LOG_ROTATION_HOURLY 1
#define LOG_ROTATION_DAILY 2
#define LOG_ROTATION_WEEKLY 3
#define LOG_ROTATION_MONTHLY 4
/***************************** LOG VERSIONS ******************************/
#define LOG_VERSION_1 "1.0"
#define LOG_VERSION_2 "2.0"
/*************************** CHECK STATISTICS ****************************/
#define ACTIVE_SCHEDULED_SERVICE_CHECK_STATS 0
#define ACTIVE_ONDEMAND_SERVICE_CHECK_STATS 1
#define PASSIVE_SERVICE_CHECK_STATS 2
#define ACTIVE_SCHEDULED_HOST_CHECK_STATS 3
#define ACTIVE_ONDEMAND_HOST_CHECK_STATS 4
#define PASSIVE_HOST_CHECK_STATS 5
#define ACTIVE_CACHED_HOST_CHECK_STATS 6
#define ACTIVE_CACHED_SERVICE_CHECK_STATS 7
#define EXTERNAL_COMMAND_STATS 8
#define PARALLEL_HOST_CHECK_STATS 9
#define SERIAL_HOST_CHECK_STATS 10
#define MAX_CHECK_STATS_TYPES 11
/****************** HOST CONFIG FILE READING OPTIONS ********************/
#define READ_HOSTS 1
#define READ_HOSTGROUPS 2
#define READ_CONTACTS 4
#define READ_CONTACTGROUPS 8
#define READ_SERVICES 16
#define READ_COMMANDS 32
#define READ_TIMEPERIODS 64
#define READ_SERVICEESCALATIONS 128
#define READ_HOSTGROUPESCALATIONS 256 /* no longer implemented */
#define READ_SERVICEDEPENDENCIES 512
#define READ_HOSTDEPENDENCIES 1024
#define READ_HOSTESCALATIONS 2048
#define READ_HOSTEXTINFO 4096
#define READ_SERVICEEXTINFO 8192
#define READ_SERVICEGROUPS 16384
#define READ_ALL_OBJECT_DATA READ_HOSTS | READ_HOSTGROUPS | READ_CONTACTS | READ_CONTACTGROUPS | READ_SERVICES | READ_COMMANDS | READ_TIMEPERIODS | READ_SERVICEESCALATIONS | READ_SERVICEDEPENDENCIES | READ_HOSTDEPENDENCIES | READ_HOSTESCALATIONS | READ_HOSTEXTINFO | READ_SERVICEEXTINFO | READ_SERVICEGROUPS
/************************** DATE/TIME TYPES *****************************/
#define LONG_DATE_TIME 0
#define SHORT_DATE_TIME 1
#define SHORT_DATE 2
#define SHORT_TIME 3
#define HTTP_DATE_TIME 4 /* time formatted for use in HTTP headers */
/**************************** DATE FORMATS ******************************/
#define DATE_FORMAT_US 0 /* U.S. (MM-DD-YYYY HH:MM:SS) */
#define DATE_FORMAT_EURO 1 /* European (DD-MM-YYYY HH:MM:SS) */
#define DATE_FORMAT_ISO8601 2 /* ISO8601 (YYYY-MM-DD HH:MM:SS) */
#define DATE_FORMAT_STRICT_ISO8601 3 /* ISO8601 (YYYY-MM-DDTHH:MM:SS) */
/************************** MISC DEFINITIONS ****************************/
#define MAX_FILENAME_LENGTH 256 /* max length of path/filename that Nagios will process */
#define MAX_INPUT_BUFFER 1024 /* size in bytes of max. input buffer (for reading files, misc stuff) */
#define MAX_COMMAND_BUFFER 8192 /* max length of raw or processed command line */
#define MAX_EXTERNAL_COMMAND_LENGTH 8192 /* max length of an external command */
#define MAX_DATETIME_LENGTH 48
/************************* MODIFIED ATTRIBUTES **************************/
#define MODATTR_NONE 0
#define MODATTR_NOTIFICATIONS_ENABLED 1
#define MODATTR_ACTIVE_CHECKS_ENABLED 2
#define MODATTR_PASSIVE_CHECKS_ENABLED 4
#define MODATTR_EVENT_HANDLER_ENABLED 8
#define MODATTR_FLAP_DETECTION_ENABLED 16
#define MODATTR_FAILURE_PREDICTION_ENABLED 32
#define MODATTR_PERFORMANCE_DATA_ENABLED 64
#define MODATTR_OBSESSIVE_HANDLER_ENABLED 128
#define MODATTR_EVENT_HANDLER_COMMAND 256
#define MODATTR_CHECK_COMMAND 512
#define MODATTR_NORMAL_CHECK_INTERVAL 1024
#define MODATTR_RETRY_CHECK_INTERVAL 2048
#define MODATTR_MAX_CHECK_ATTEMPTS 4096
#define MODATTR_FRESHNESS_CHECKS_ENABLED 8192
#define MODATTR_CHECK_TIMEPERIOD 16384
#define MODATTR_CUSTOM_VARIABLE 32768
#define MODATTR_NOTIFICATION_TIMEPERIOD 65536
#endif /* NAGIOS_COMMON_H_INCLUDED */