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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 12:08:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-05 12:08:18 +0000
commit5da14042f70711ea5cf66e034699730335462f66 (patch)
tree0f6354ccac934ed87a2d555f45be4c831cf92f4a /database/rrdcalc.h
parentReleasing debian version 1.44.3-2. (diff)
downloadnetdata-5da14042f70711ea5cf66e034699730335462f66.tar.xz
netdata-5da14042f70711ea5cf66e034699730335462f66.zip
Merging upstream version 1.45.3+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'database/rrdcalc.h')
-rw-r--r--database/rrdcalc.h272
1 files changed, 0 insertions, 272 deletions
diff --git a/database/rrdcalc.h b/database/rrdcalc.h
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-// SPDX-License-Identifier: GPL-3.0-or-later
-
-#include "rrd.h"
-
-#ifndef NETDATA_RRDCALC_H
-#define NETDATA_RRDCALC_H 1
-
-// 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 stored under RRDHOST.
-// Then are also linked to RRDSET (of course only when a
-// matching chart is found).
-
-typedef enum {
- RRDCALC_FLAG_DB_ERROR = (1 << 0),
- RRDCALC_FLAG_DB_NAN = (1 << 1),
- // RRDCALC_FLAG_DB_STALE = (1 << 2),
- RRDCALC_FLAG_CALC_ERROR = (1 << 3),
- RRDCALC_FLAG_WARN_ERROR = (1 << 4),
- RRDCALC_FLAG_CRIT_ERROR = (1 << 5),
- RRDCALC_FLAG_RUNNABLE = (1 << 6),
- RRDCALC_FLAG_DISABLED = (1 << 7),
- RRDCALC_FLAG_SILENCED = (1 << 8),
- RRDCALC_FLAG_RUN_ONCE = (1 << 9),
- RRDCALC_FLAG_FROM_TEMPLATE = (1 << 10), // the rrdcalc has been created from a template
-} RRDCALC_FLAGS;
-
-void rrdcalc_flags_to_json_array(BUFFER *wb, const char *key, RRDCALC_FLAGS flags);
-
-typedef enum {
- // This list uses several other options from RRDR_OPTIONS for db lookups.
- // To add an item here, you need to reserve a bit in RRDR_OPTIONS.
- RRDCALC_OPTION_NO_CLEAR_NOTIFICATION = RRDR_OPTION_HEALTH_RSRVD1,
-} RRDCALC_OPTIONS;
-
-#define RRDCALC_ALL_OPTIONS_EXCLUDING_THE_RRDR_ONES (RRDCALC_OPTION_NO_CLEAR_NOTIFICATION)
-
-struct rrdcalc {
- STRING *key; // the unique key in the host's rrdcalc_root_index
-
- 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
-
- uuid_t config_hash_id; // a predictable hash_id based on specific alert configuration
-
- STRING *name; // the name of this alarm
- STRING *chart; // the chart id this should be linked to
-
- STRING *exec; // the command to execute when this alarm switches state
- STRING *recipient; // the recipient of the alarm (the first parameter to exec)
-
- STRING *classification; // the class that this alarm belongs
- STRING *component; // the component that this alarm refers to
- STRING *type; // type of the alarm
-
- STRING *plugin_match; // the plugin name that should be linked to
- SIMPLE_PATTERN *plugin_pattern;
-
- STRING *module_match; // the module name that should be linked to
- SIMPLE_PATTERN *module_pattern;
-
- STRING *source; // the source of this alarm
- STRING *units; // the units of the alarm
- STRING *summary; // a short alert summary
- STRING *original_summary; // the original summary field before any variable replacement
- STRING *original_info; // the original info field before any variable replacement
- STRING *info; // a 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)
- NETDATA_DOUBLE green;
- NETDATA_DOUBLE red;
-
- // ------------------------------------------------------------------------
- // database lookup settings
-
- STRING *dimensions; // the chart dimensions
- STRING *foreach_dimension; // the group of dimensions that the `foreach` will be applied.
- SIMPLE_PATTERN *foreach_dimension_pattern; // used if and only if there is a simple pattern for the chart.
- RRDR_TIME_GROUPING group; // grouping method: average, max, etc.
- int before; // ending point in time-series
- int after; // starting point in time-series
- RRDCALC_OPTIONS options; // configuration 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
-
- // ------------------------------------------------------------------------
- // notification repeat settings
-
- uint32_t warn_repeat_every; // interval between repeating warning notifications
- uint32_t crit_repeat_every; // interval between repeating critical notifications
-
- // ------------------------------------------------------------------------
- // Labels settings
- STRING *host_labels; // the label read from an alarm file
- SIMPLE_PATTERN *host_labels_pattern; // the simple pattern of labels
-
- STRING *chart_labels; // the chart label read from an alarm file
- SIMPLE_PATTERN *chart_labels_pattern; // the simple pattern of chart labels
-
- // ------------------------------------------------------------------------
- // runtime information
-
- RRDCALC_STATUS old_status; // the old status of the alarm
- RRDCALC_STATUS status; // the current status of the alarm
-
- NETDATA_DOUBLE value; // the current value of the alarm
- NETDATA_DOUBLE old_value; // the previous value of the alarm
- NETDATA_DOUBLE last_status_change_value; // the value at the last status change
-
- RRDCALC_FLAGS run_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 last_repeat; // the last time the alarm got repeated
- uint32_t times_repeat; // number of times the alarm got repeated
-
- 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
- ALARM_ENTRY *ae; // last alarm entry
-
- // ------------------------------------------------------------------------
- // variables this alarm exposes to the rest of the alarms
-
- const RRDVAR_ACQUIRED *rrdvar_local;
- const RRDVAR_ACQUIRED *rrdvar_family;
- const RRDVAR_ACQUIRED *rrdvar_host_chart_id;
- const RRDVAR_ACQUIRED *rrdvar_host_chart_name;
-
- // ------------------------------------------------------------------------
- // the chart this alarm it is linked to
-
- size_t labels_version;
- struct rrdset *rrdset;
-
- struct rrdcalc *next;
- struct rrdcalc *prev;
-};
-
-#define rrdcalc_name(rc) string2str((rc)->name)
-#define rrdcalc_chart_name(rc) string2str((rc)->chart)
-#define rrdcalc_exec(rc) string2str((rc)->exec)
-#define rrdcalc_recipient(rc) string2str((rc)->recipient)
-#define rrdcalc_classification(rc) string2str((rc)->classification)
-#define rrdcalc_component(rc) string2str((rc)->component)
-#define rrdcalc_type(rc) string2str((rc)->type)
-#define rrdcalc_plugin_match(rc) string2str((rc)->plugin_match)
-#define rrdcalc_module_match(rc) string2str((rc)->module_match)
-#define rrdcalc_source(rc) string2str((rc)->source)
-#define rrdcalc_units(rc) string2str((rc)->units)
-#define rrdcalc_original_summary(rc) string2str((rc)->original_summary)
-#define rrdcalc_summary(rc) string2str((rc)->summary)
-#define rrdcalc_original_info(rc) string2str((rc)->original_info)
-#define rrdcalc_info(rc) string2str((rc)->info)
-#define rrdcalc_dimensions(rc) string2str((rc)->dimensions)
-#define rrdcalc_foreachdim(rc) string2str((rc)->foreach_dimension)
-#define rrdcalc_host_labels(rc) string2str((rc)->host_labels)
-#define rrdcalc_chart_labels(rc) string2str((rc)->chart_labels)
-
-#define foreach_rrdcalc_in_rrdhost_read(host, rc) \
- dfe_start_read((host)->rrdcalc_root_index, rc) \
-
-#define foreach_rrdcalc_in_rrdhost_reentrant(host, rc) \
- dfe_start_reentrant((host)->rrdcalc_root_index, rc)
-
-#define foreach_rrdcalc_in_rrdhost_done(rc) \
- dfe_done(rc)
-
-struct alert_config {
- STRING *alarm;
- STRING *template_key;
- STRING *os;
- STRING *host;
- STRING *on;
- STRING *plugin;
- STRING *module;
- STRING *charts;
- STRING *lookup;
- STRING *calc;
- STRING *warn;
- STRING *crit;
- STRING *every;
- STRING *green;
- STRING *red;
- STRING *exec;
- STRING *to;
- STRING *units;
- STRING *summary;
- STRING *info;
- STRING *classification;
- STRING *component;
- STRING *type;
- STRING *delay;
- STRING *options;
- STRING *repeat;
- STRING *host_labels;
- STRING *chart_labels;
- STRING *source;
-
- STRING *p_db_lookup_dimensions;
- STRING *p_db_lookup_method;
-
- uint32_t p_db_lookup_options;
- int32_t p_db_lookup_after;
- int32_t p_db_lookup_before;
- int32_t p_update_every;
-};
-
-#define RRDCALC_HAS_DB_LOOKUP(rc) ((rc)->after)
-
-void rrdcalc_update_info_using_rrdset_labels(RRDCALC *rc);
-
-void rrdcalc_link_matching_alerts_to_rrdset(RRDSET *st);
-
-const RRDCALC_ACQUIRED *rrdcalc_from_rrdset_get(RRDSET *st, const char *alert_name);
-void rrdcalc_from_rrdset_release(RRDSET *st, const RRDCALC_ACQUIRED *rca);
-RRDCALC *rrdcalc_acquired_to_rrdcalc(const RRDCALC_ACQUIRED *rca);
-
-const char *rrdcalc_status2string(RRDCALC_STATUS status);
-
-void rrdcalc_free_unused_rrdcalc_loaded_from_config(RRDCALC *rc);
-
-uint32_t rrdcalc_get_unique_id(RRDHOST *host, STRING *chart, STRING *name, uint32_t *next_event_id, uuid_t *config_hash_id);
-void rrdcalc_add_from_rrdcalctemplate(RRDHOST *host, RRDCALCTEMPLATE *rt, RRDSET *st, const char *overwrite_alert_name, const char *overwrite_dimensions);
-int rrdcalc_add_from_config(RRDHOST *host, RRDCALC *rc);
-
-void rrdcalc_delete_alerts_not_matching_host_labels_from_all_hosts();
-void rrdcalc_delete_alerts_not_matching_host_labels_from_this_host(RRDHOST *host);
-
-static inline int rrdcalc_isrepeating(RRDCALC *rc) {
- if (unlikely(rc->warn_repeat_every > 0 || rc->crit_repeat_every > 0)) {
- return 1;
- }
- return 0;
-}
-
-void rrdcalc_unlink_all_rrdset_alerts(RRDSET *st);
-void rrdcalc_delete_all(RRDHOST *host);
-
-void rrdcalc_rrdhost_index_init(RRDHOST *host);
-void rrdcalc_rrdhost_index_destroy(RRDHOST *host);
-
-#define RRDCALC_VAR_MAX 100
-#define RRDCALC_VAR_FAMILY "${family}"
-#define RRDCALC_VAR_LABEL "${label:"
-#define RRDCALC_VAR_LABEL_LEN (sizeof(RRDCALC_VAR_LABEL)-1)
-
-#endif //NETDATA_RRDCALC_H