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Diffstat (limited to 'src/health.h')
| -rw-r--r-- | src/health.h | 438 |
1 files changed, 0 insertions, 438 deletions
diff --git a/src/health.h b/src/health.h deleted file mode 100644 index f41571803..000000000 --- a/src/health.h +++ /dev/null @@ -1,438 +0,0 @@ -#ifndef NETDATA_HEALTH_H -#define NETDATA_HEALTH_H - -extern int default_health_enabled; - -extern int rrdvar_compare(void *a, void *b); - -typedef enum rrdvar_type { - RRDVAR_TYPE_CALCULATED = 1, - RRDVAR_TYPE_TIME_T = 2, - RRDVAR_TYPE_COLLECTED = 3, - RRDVAR_TYPE_TOTAL = 4, - RRDVAR_TYPE_INT = 5, - RRDVAR_TYPE_CALCULATED_ALLOCATED = 6 // a custom variable, allocated on purpose (ie. not inherited from charts) - // used only for custom host global variables -} RRDVAR_TYPE; - -// the variables as stored in the variables indexes -// there are 3 indexes: -// 1. at each chart (RRDSET.rrdvar_root_index) -// 2. at each context (RRDFAMILY.rrdvar_root_index) -// 3. at each host (RRDHOST.rrdvar_root_index) -typedef struct rrdvar { - avl avl; - - char *name; - uint32_t hash; - - RRDVAR_TYPE type; - void *value; - - time_t last_updated; -} RRDVAR; - -// variables linked to charts -// We link variables to point to the values that are already -// calculated / processed by the normal data collection process -// This means, there will be no speed penalty for using -// these variables - -typedef enum rrdvar_options { - RRDVAR_OPTION_DEFAULT = (0 << 0), - RRDVAR_OPTION_ALLOCATED = (1 << 0) // the value ptr is allocated (not a reference) - // future use -} RRDVAR_OPTIONS; - -typedef struct rrdsetvar { - char *variable; // variable name - uint32_t hash; // variable name hash - - char *key_fullid; // chart type.chart id.variable - char *key_fullname; // chart type.chart name.variable - - RRDVAR_TYPE type; - void *value; - - RRDVAR_OPTIONS options; - - RRDVAR *var_local; - RRDVAR *var_family; - RRDVAR *var_host; - RRDVAR *var_family_name; - RRDVAR *var_host_name; - - struct rrdset *rrdset; - - struct rrdsetvar *next; -} RRDSETVAR; - - -// variables linked to individual dimensions -// We link variables to point the values that are already -// calculated / processed by the normal data collection process -// This means, there will be no speed penalty for using -// these variables -typedef struct rrddimvar { - char *prefix; - char *suffix; - - char *key_id; // dimension id - char *key_name; // dimension name - char *key_contextid; // context + dimension id - char *key_contextname; // context + dimension name - char *key_fullidid; // chart type.chart id + dimension id - char *key_fullidname; // chart type.chart id + dimension name - char *key_fullnameid; // chart type.chart name + dimension id - char *key_fullnamename; // chart type.chart name + dimension name - - RRDVAR_TYPE type; - void *value; - - RRDVAR_OPTIONS options; - - RRDVAR *var_local_id; - RRDVAR *var_local_name; - - RRDVAR *var_family_id; - RRDVAR *var_family_name; - RRDVAR *var_family_contextid; - RRDVAR *var_family_contextname; - - RRDVAR *var_host_chartidid; - RRDVAR *var_host_chartidname; - RRDVAR *var_host_chartnameid; - RRDVAR *var_host_chartnamename; - - struct rrddim *rrddim; - - struct rrddimvar *next; -} RRDDIMVAR; - -// calculated variables (defined in health configuration) -// These aggregate time-series data at fixed intervals -// (defined in their update_every member below) -// They increase the overhead of netdata. -// -// These calculations are allocated and linked (->next) -// under RRDHOST. -// Then are also linked to RRDSET (of course only when the -// chart is found, via ->rrdset_next and ->rrdset_prev). -// This double-linked list is maintained sorted at all times -// having as RRDSET.calculations the RRDCALC to be processed -// next. - -#define RRDCALC_FLAG_DB_ERROR 0x00000001 -#define RRDCALC_FLAG_DB_NAN 0x00000002 -/* #define RRDCALC_FLAG_DB_STALE 0x00000004 */ -#define RRDCALC_FLAG_CALC_ERROR 0x00000008 -#define RRDCALC_FLAG_WARN_ERROR 0x00000010 -#define RRDCALC_FLAG_CRIT_ERROR 0x00000020 -#define RRDCALC_FLAG_RUNNABLE 0x00000040 -#define RRDCALC_FLAG_NO_CLEAR_NOTIFICATION 0x80000000 - -typedef struct rrdcalc { - uint32_t id; // the unique id of this alarm - uint32_t next_event_id; // the next event id that will be used for this alarm - - char *name; // the name of this alarm - uint32_t hash; - - char *exec; // the command to execute when this alarm switches state - char *recipient; // the recipient of the alarm (the first parameter to exec) - - char *chart; // the chart id this should be linked to - uint32_t hash_chart; - - char *source; // the source of this alarm - char *units; // the units of the alarm - char *info; // a short description of the alarm - - int update_every; // update frequency for the alarm - - // the red and green threshold of this alarm (to be set to the chart) - calculated_number green; - calculated_number red; - - // ------------------------------------------------------------------------ - // database lookup settings - - char *dimensions; // the chart dimensions - int group; // grouping method: average, max, etc. - int before; // ending point in time-series - int after; // starting point in time-series - uint32_t options; // calculation options - - // ------------------------------------------------------------------------ - // expressions related to the alarm - - EVAL_EXPRESSION *calculation; // expression to calculate the value of the alarm - EVAL_EXPRESSION *warning; // expression to check the warning condition - EVAL_EXPRESSION *critical; // expression to check the critical condition - - // ------------------------------------------------------------------------ - // notification delay settings - - int delay_up_duration; // duration to delay notifications when alarm raises - int delay_down_duration; // duration to delay notifications when alarm lowers - int delay_max_duration; // the absolute max delay to apply to this alarm - float delay_multiplier; // multiplier for all delays when alarms switch status - // while now < delay_up_to - - // ------------------------------------------------------------------------ - // runtime information - - RRDCALC_STATUS status; // the current status of the alarm - - calculated_number value; // the current value of the alarm - calculated_number old_value; // the previous value of the alarm - - uint32_t rrdcalc_flags; // check RRDCALC_FLAG_* - - time_t last_updated; // the last update timestamp of the alarm - time_t next_update; // the next update timestamp of the alarm - time_t last_status_change; // the timestamp of the last time this alarm changed status - - time_t db_after; // the first timestamp evaluated by the db lookup - time_t db_before; // the last timestamp evaluated by the db lookup - - time_t delay_up_to_timestamp; // the timestamp up to which we should delay notifications - int delay_up_current; // the current up notification delay duration - int delay_down_current; // the current down notification delay duration - int delay_last; // the last delay we used - - // ------------------------------------------------------------------------ - // variables this alarm exposes to the rest of the alarms - - RRDVAR *local; - RRDVAR *family; - RRDVAR *hostid; - RRDVAR *hostname; - - // ------------------------------------------------------------------------ - // the chart this alarm it is linked to - - struct rrdset *rrdset; - - // linking of this alarm on its chart - struct rrdcalc *rrdset_next; - struct rrdcalc *rrdset_prev; - - struct rrdcalc *next; -} RRDCALC; - -#define RRDCALC_HAS_DB_LOOKUP(rc) ((rc)->after) - -// RRDCALCTEMPLATE -// these are to be applied to charts found dynamically -// based on their context. -typedef struct rrdcalctemplate { - char *name; - uint32_t hash_name; - - char *exec; - char *recipient; - - char *context; - uint32_t hash_context; - - char *family_match; - SIMPLE_PATTERN *family_pattern; - - char *source; // the source of this alarm - char *units; // the units of the alarm - char *info; // a short description of the alarm - - int update_every; // update frequency for the alarm - - // the red and green threshold of this alarm (to be set to the chart) - calculated_number green; - calculated_number red; - - // ------------------------------------------------------------------------ - // database lookup settings - - char *dimensions; // the chart dimensions - int group; // grouping method: average, max, etc. - int before; // ending point in time-series - int after; // starting point in time-series - uint32_t options; // calculation options - - // ------------------------------------------------------------------------ - // notification delay settings - - int delay_up_duration; // duration to delay notifications when alarm raises - int delay_down_duration; // duration to delay notifications when alarm lowers - int delay_max_duration; // the absolute max delay to apply to this alarm - float delay_multiplier; // multiplier for all delays when alarms switch status - - // ------------------------------------------------------------------------ - // expressions related to the alarm - - EVAL_EXPRESSION *calculation; - EVAL_EXPRESSION *warning; - EVAL_EXPRESSION *critical; - - struct rrdcalctemplate *next; -} RRDCALCTEMPLATE; - -#define RRDCALCTEMPLATE_HAS_CALCULATION(rt) ((rt)->after) - -#define HEALTH_ENTRY_FLAG_PROCESSED 0x00000001 -#define HEALTH_ENTRY_FLAG_UPDATED 0x00000002 -#define HEALTH_ENTRY_FLAG_EXEC_RUN 0x00000004 -#define HEALTH_ENTRY_FLAG_EXEC_FAILED 0x00000008 -#define HEALTH_ENTRY_FLAG_SAVED 0x10000000 -#define HEALTH_ENTRY_FLAG_NO_CLEAR_NOTIFICATION 0x80000000 - -typedef struct alarm_entry { - uint32_t unique_id; - uint32_t alarm_id; - uint32_t alarm_event_id; - - time_t when; - time_t duration; - time_t non_clear_duration; - - char *name; - uint32_t hash_name; - - char *chart; - uint32_t hash_chart; - - char *family; - - char *exec; - char *recipient; - time_t exec_run_timestamp; - int exec_code; - - char *source; - char *units; - char *info; - - calculated_number old_value; - calculated_number new_value; - - char *old_value_string; - char *new_value_string; - - RRDCALC_STATUS old_status; - RRDCALC_STATUS new_status; - - uint32_t flags; - - int delay; - time_t delay_up_to_timestamp; - - uint32_t updated_by_id; - uint32_t updates_id; - - struct alarm_entry *next; -} ALARM_ENTRY; - -typedef struct alarm_log { - uint32_t next_log_id; - uint32_t next_alarm_id; - unsigned int count; - unsigned int max; - ALARM_ENTRY *alarms; - netdata_rwlock_t alarm_log_rwlock; -} ALARM_LOG; - -#include "rrd.h" - -extern void rrdsetvar_rename_all(RRDSET *st); -extern RRDSETVAR *rrdsetvar_create(RRDSET *st, const char *variable, RRDVAR_TYPE type, void *value, RRDVAR_OPTIONS options); -extern void rrdsetvar_free(RRDSETVAR *rs); - -extern void rrddimvar_rename_all(RRDDIM *rd); -extern RRDDIMVAR *rrddimvar_create(RRDDIM *rd, RRDVAR_TYPE type, const char *prefix, const char *suffix, void *value, RRDVAR_OPTIONS options); -extern void rrddimvar_free(RRDDIMVAR *rs); - -extern void rrdsetcalc_link_matching(RRDSET *st); -extern void rrdsetcalc_unlink(RRDCALC *rc); -extern void rrdcalctemplate_link_matching(RRDSET *st); -extern RRDCALC *rrdcalc_find(RRDSET *st, const char *name); - -extern void health_init(void); -extern void *health_main(void *ptr); - -extern void health_reload(void); - -extern int health_variable_lookup(const char *variable, uint32_t hash, RRDCALC *rc, calculated_number *result); -extern void health_alarms2json(RRDHOST *host, BUFFER *wb, int all); -extern void health_alarm_log2json(RRDHOST *host, BUFFER *wb, uint32_t after); - -void health_api_v1_chart_variables2json(RRDSET *st, BUFFER *buf); - -extern RRDVAR *rrdvar_custom_host_variable_create(RRDHOST *host, const char *name); -extern void rrdvar_custom_host_variable_set(RRDHOST *host, RRDVAR *rv, calculated_number value); - -extern RRDSETVAR *rrdsetvar_custom_chart_variable_create(RRDSET *st, const char *name); -extern void rrdsetvar_custom_chart_variable_set(RRDSETVAR *rv, calculated_number value); - -extern void rrdvar_free_remaining_variables(RRDHOST *host, avl_tree_lock *tree_lock); - -extern const char *rrdcalc_status2string(RRDCALC_STATUS status); - - -extern int health_alarm_log_open(RRDHOST *host); -extern void health_alarm_log_close(RRDHOST *host); -extern void health_log_rotate(RRDHOST *host); -extern void health_alarm_log_save(RRDHOST *host, ALARM_ENTRY *ae); -extern ssize_t health_alarm_log_read(RRDHOST *host, FILE *fp, const char *filename); -extern void health_alarm_log_load(RRDHOST *host); -extern void health_alarm_log( - RRDHOST *host, - uint32_t alarm_id, - uint32_t alarm_event_id, - time_t when, - const char *name, - const char *chart, - const char *family, - const char *exec, - const char *recipient, - time_t duration, - calculated_number old_value, - calculated_number new_value, - RRDCALC_STATUS old_status, - RRDCALC_STATUS new_status, - const char *source, - const char *units, - const char *info, - int delay, - uint32_t flags -); - -extern void health_readdir(RRDHOST *host, const char *path); -extern char *health_config_dir(void); -extern void health_reload_host(RRDHOST *host); -extern void health_alarm_log_free(RRDHOST *host); - -extern void rrdcalc_free(RRDCALC *rc); -extern void rrdcalc_unlink_and_free(RRDHOST *host, RRDCALC *rc); - -extern void rrdcalctemplate_free(RRDCALCTEMPLATE *rt); -extern void rrdcalctemplate_unlink_and_free(RRDHOST *host, RRDCALCTEMPLATE *rt); - -extern int rrdvar_callback_for_all_host_variables(RRDHOST *host, int (*callback)(void *rrdvar, void *data), void *data); - -#ifdef NETDATA_HEALTH_INTERNALS -#define RRDVAR_MAX_LENGTH 1024 - -extern int rrdcalc_exists(RRDHOST *host, const char *chart, const char *name, uint32_t hash_chart, uint32_t hash_name); -extern uint32_t rrdcalc_get_unique_id(RRDHOST *host, const char *chart, const char *name, uint32_t *next_event_id); -extern int rrdvar_fix_name(char *variable); - -extern RRDCALC *rrdcalc_create(RRDHOST *host, RRDCALCTEMPLATE *rt, const char *chart); -extern void rrdcalc_create_part2(RRDHOST *host, RRDCALC *rc); - -extern RRDVAR *rrdvar_create_and_index(const char *scope, avl_tree_lock *tree, const char *name, RRDVAR_TYPE type, void *value); -extern void rrdvar_free(RRDHOST *host, avl_tree_lock *tree, RRDVAR *rv); - -extern void health_alarm_log_free_one_nochecks_nounlink(ALARM_ENTRY *ae); - -#endif // NETDATA_HEALTH_INTERNALS - -#endif //NETDATA_HEALTH_H |