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Phillip Smith
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nagios4/statusdata.h
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199
nagios4/statusdata.h
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/*****************************************************************************
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*
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* STATUSDATA.H - Header for external status data routines
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*
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*
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* License:
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*
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*****************************************************************************/
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#ifndef _STATUSDATA_H
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#define _STATUSDATA_H
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#include "common.h"
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#include "objects.h"
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#ifdef NSCGI
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#define READ_PROGRAM_STATUS 1
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#define READ_HOST_STATUS 2
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#define READ_SERVICE_STATUS 4
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#define READ_CONTACT_STATUS 8
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#define READ_ALL_STATUS_DATA READ_PROGRAM_STATUS | READ_HOST_STATUS | READ_SERVICE_STATUS | READ_CONTACT_STATUS
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/*************************** CHAINED HASH LIMITS ***************************/
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#define SERVICESTATUS_HASHSLOTS 1024
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#define HOSTSTATUS_HASHSLOTS 1024
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/**************************** DATA STRUCTURES ******************************/
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NAGIOS_BEGIN_DECL
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/* HOST STATUS structure */
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typedef struct hoststatus_struct {
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char *host_name;
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char *plugin_output;
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char *long_plugin_output;
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char *perf_data;
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int status;
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time_t last_update;
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int has_been_checked;
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int should_be_scheduled;
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int current_attempt;
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int max_attempts;
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time_t last_check;
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time_t next_check;
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int check_options;
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int check_type;
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time_t last_state_change;
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time_t last_hard_state_change;
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int last_hard_state;
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time_t last_time_up;
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time_t last_time_down;
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time_t last_time_unreachable;
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int state_type;
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time_t last_notification;
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time_t next_notification;
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int no_more_notifications;
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int notifications_enabled;
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int problem_has_been_acknowledged;
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int acknowledgement_type;
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int current_notification_number;
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int accept_passive_checks;
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int event_handler_enabled;
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int checks_enabled;
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int flap_detection_enabled;
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int is_flapping;
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double percent_state_change;
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double latency;
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double execution_time;
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int scheduled_downtime_depth;
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int process_performance_data;
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int obsess;
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struct hoststatus_struct *next;
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struct hoststatus_struct *nexthash;
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} hoststatus;
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/* SERVICE STATUS structure */
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typedef struct servicestatus_struct {
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char *host_name;
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char *description;
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char *plugin_output;
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char *long_plugin_output;
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char *perf_data;
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int max_attempts;
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int current_attempt;
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int status;
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time_t last_update;
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int has_been_checked;
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int should_be_scheduled;
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time_t last_check;
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time_t next_check;
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int check_options;
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int check_type;
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int checks_enabled;
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time_t last_state_change;
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time_t last_hard_state_change;
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int last_hard_state;
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time_t last_time_ok;
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time_t last_time_warning;
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time_t last_time_unknown;
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time_t last_time_critical;
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int state_type;
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time_t last_notification;
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time_t next_notification;
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int no_more_notifications;
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int notifications_enabled;
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int problem_has_been_acknowledged;
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int acknowledgement_type;
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int current_notification_number;
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int accept_passive_checks;
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int event_handler_enabled;
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int flap_detection_enabled;
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int is_flapping;
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double percent_state_change;
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double latency;
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double execution_time;
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int scheduled_downtime_depth;
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int process_performance_data;
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int obsess;
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struct servicestatus_struct *next;
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struct servicestatus_struct *nexthash;
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} servicestatus;
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/*************************** SERVICE STATES ***************************/
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#define SERVICE_PENDING 1
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#define SERVICE_OK 2
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#define SERVICE_WARNING 4
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#define SERVICE_UNKNOWN 8
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#define SERVICE_CRITICAL 16
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/**************************** HOST STATES ****************************/
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#define HOST_PENDING 1
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#define SD_HOST_UP 2
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#define SD_HOST_DOWN 4
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#define SD_HOST_UNREACHABLE 8
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/* Convert the (historically ordered) host states into a notion of "urgency".
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This is defined as, in ascending order:
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SD_HOST_UP (business as usual)
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HOST_PENDING (waiting for - supposedly first - check result)
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SD_HOST_UNREACHABLE (a problem, but likely not its cause)
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SD_HOST_DOWN (look here!!)
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The exact values are irrelevant, so I try to make the conversion as
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CPU-efficient as possible: */
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#define HOST_URGENCY(hs) ((hs)|(((hs)&0x5)<<1))
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/**************************** FUNCTIONS ******************************/
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int read_status_data(const char *, int); /* reads all status data */
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int add_host_status(hoststatus *); /* adds a host status entry to the list in memory */
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int add_service_status(servicestatus *); /* adds a service status entry to the list in memory */
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int add_hoststatus_to_hashlist(hoststatus *);
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int add_servicestatus_to_hashlist(servicestatus *);
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servicestatus *find_servicestatus(char *, char *); /* finds status information for a specific service */
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hoststatus *find_hoststatus(char *); /* finds status information for a specific host */
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int get_servicestatus_count(char *, int); /* gets total number of services of a certain type for a specific host */
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void free_status_data(void); /* free all memory allocated to status data */
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#endif
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#ifndef NSCGI
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int initialize_status_data(const char *); /* initializes status data at program start */
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int update_all_status_data(void); /* updates all status data */
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int cleanup_status_data(int); /* cleans up status data at program termination */
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int update_program_status(int); /* updates program status data */
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int update_host_status(host *, int); /* updates host status data */
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int update_service_status(service *, int); /* updates service status data */
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int update_contact_status(contact *, int); /* updates contact status data */
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#endif
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NAGIOS_END_DECL
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#endif
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