diff options
Diffstat (limited to 'database/rrdcalctemplate.c')
| -rw-r--r-- | database/rrdcalctemplate.c | 242 |
1 files changed, 0 insertions, 242 deletions
diff --git a/database/rrdcalctemplate.c b/database/rrdcalctemplate.c deleted file mode 100644 index f0e5da80..00000000 --- a/database/rrdcalctemplate.c +++ /dev/null @@ -1,242 +0,0 @@ -// SPDX-License-Identifier: GPL-3.0-or-later - -#include "rrd.h" - -// ---------------------------------------------------------------------------- -// RRDCALCTEMPLATE management -/** - * RRDCALC TEMPLATE LINK MATCHING - * - * @param rt is the template used to create the chart. - * @param st is the chart where the alarm will be attached. - */ - -static char *rrdcalc_alert_name_with_dimension(const char *name, size_t namelen, const char *dim, size_t dimlen) { - char *newname,*move; - - newname = mallocz(namelen + dimlen + 2); - move = newname; - memcpy(move, name, namelen); - move += namelen; - - *move++ = '_'; - memcpy(move, dim, dimlen); - move += dimlen; - *move = '\0'; - - return newname; -} - -bool rrdcalctemplate_check_rrdset_conditions(RRDCALCTEMPLATE *rt, RRDSET *st, RRDHOST *host) { - if(rt->context != st->context) - return false; - - if(rt->foreach_dimension_pattern && !rrdset_number_of_dimensions(st)) - return false; - - if (rt->charts_pattern && !simple_pattern_matches_string(rt->charts_pattern, st->name) && !simple_pattern_matches_string(rt->charts_pattern, st->id)) - return false; - - if (rt->module_pattern && !simple_pattern_matches_string(rt->module_pattern, st->module_name)) - return false; - - if (rt->plugin_pattern && !simple_pattern_matches_string(rt->plugin_pattern, st->plugin_name)) - return false; - - if(host->rrdlabels && rt->host_labels_pattern && !rrdlabels_match_simple_pattern_parsed(host->rrdlabels, - rt->host_labels_pattern, - '=', NULL)) - return false; - - if(st->rrdlabels && rt->chart_labels_pattern && !rrdlabels_match_simple_pattern_parsed(st->rrdlabels, - rt->chart_labels_pattern, - '=', NULL)) - return false; - - return true; -} - -void rrdcalctemplate_check_rrddim_conditions_and_link(RRDCALCTEMPLATE *rt, RRDSET *st, RRDDIM *rd, RRDHOST *host) { - if (simple_pattern_matches_string(rt->foreach_dimension_pattern, rd->id) || - simple_pattern_matches_string(rt->foreach_dimension_pattern, rd->name)) { - char *overwrite_alert_name = rrdcalc_alert_name_with_dimension( - rrdcalctemplate_name(rt), string_strlen(rt->name), rrddim_name(rd), string_strlen(rd->name)); - rrdcalc_add_from_rrdcalctemplate(host, rt, st, overwrite_alert_name, rrddim_name(rd)); - freez(overwrite_alert_name); - } -} - -void rrdcalctemplate_check_conditions_and_link(RRDCALCTEMPLATE *rt, RRDSET *st, RRDHOST *host) { - if(!rrdcalctemplate_check_rrdset_conditions(rt, st, host)) - return; - - if(!rt->foreach_dimension_pattern) { - rrdcalc_add_from_rrdcalctemplate(host, rt, st, NULL, NULL); - return; - } - - RRDDIM *rd; - rrddim_foreach_read(rd, st) { - rrdcalctemplate_check_rrddim_conditions_and_link(rt, st, rd, host); - } - rrddim_foreach_done(rd); -} - -void rrdcalctemplate_link_matching_templates_to_rrdset(RRDSET *st) { - RRDHOST *host = st->rrdhost; - - RRDCALCTEMPLATE *rt; - foreach_rrdcalctemplate_read(host, rt) { - rrdcalctemplate_check_conditions_and_link(rt, st, host); - } - foreach_rrdcalctemplate_done(rt); -} - -static void rrdcalctemplate_free_internals(RRDCALCTEMPLATE *rt) { - expression_free(rt->calculation); - expression_free(rt->warning); - expression_free(rt->critical); - - string_freez(rt->plugin_match); - simple_pattern_free(rt->plugin_pattern); - - string_freez(rt->module_match); - simple_pattern_free(rt->module_pattern); - - string_freez(rt->charts_match); - simple_pattern_free(rt->charts_pattern); - - string_freez(rt->name); - string_freez(rt->exec); - string_freez(rt->recipient); - string_freez(rt->classification); - string_freez(rt->component); - string_freez(rt->type); - string_freez(rt->context); - string_freez(rt->source); - string_freez(rt->units); - string_freez(rt->info); - string_freez(rt->dimensions); - string_freez(rt->foreach_dimension); - string_freez(rt->host_labels); - string_freez(rt->chart_labels); - simple_pattern_free(rt->foreach_dimension_pattern); - simple_pattern_free(rt->host_labels_pattern); - simple_pattern_free(rt->chart_labels_pattern); -} - -void rrdcalctemplate_free_unused_rrdcalctemplate_loaded_from_config(RRDCALCTEMPLATE *rt) { - if(unlikely(!rt)) return; - - rrdcalctemplate_free_internals(rt); - freez(rt); -} -static void rrdcalctemplate_insert_callback(const DICTIONARY_ITEM *item __maybe_unused, void *rrdcalctemplate, void *added_bool) { - RRDCALCTEMPLATE *rt = rrdcalctemplate; (void)rt; - - bool *added = added_bool; - *added = true; - - netdata_log_debug(D_HEALTH, "Health configuration adding template '%s'" - ": context '%s'" - ", exec '%s'" - ", recipient '%s'" - ", green " NETDATA_DOUBLE_FORMAT_AUTO - ", red " NETDATA_DOUBLE_FORMAT_AUTO - ", lookup: group %d" - ", after %d" - ", before %d" - ", options %u" - ", dimensions '%s'" - ", for each dimension '%s'" - ", update every %d" - ", calculation '%s'" - ", warning '%s'" - ", critical '%s'" - ", source '%s'" - ", delay up %d" - ", delay down %d" - ", delay max %d" - ", delay_multiplier %f" - ", warn_repeat_every %u" - ", crit_repeat_every %u", - rrdcalctemplate_name(rt), - (rt->context)?string2str(rt->context):"NONE", - (rt->exec)?rrdcalctemplate_exec(rt):"DEFAULT", - (rt->recipient)?rrdcalctemplate_recipient(rt):"DEFAULT", - rt->green, - rt->red, - (int)rt->group, - rt->after, - rt->before, - rt->options, - (rt->dimensions)?rrdcalctemplate_dimensions(rt):"NONE", - (rt->foreach_dimension)?rrdcalctemplate_foreachdim(rt):"NONE", - rt->update_every, - (rt->calculation)?rt->calculation->parsed_as:"NONE", - (rt->warning)?rt->warning->parsed_as:"NONE", - (rt->critical)?rt->critical->parsed_as:"NONE", - rrdcalctemplate_source(rt), - rt->delay_up_duration, - rt->delay_down_duration, - rt->delay_max_duration, - rt->delay_multiplier, - rt->warn_repeat_every, - rt->crit_repeat_every - ); -} - -static void rrdcalctemplate_delete_callback(const DICTIONARY_ITEM *item __maybe_unused, void *rrdcalctemplate, void *rrdhost __maybe_unused) { - RRDCALCTEMPLATE *rt = rrdcalctemplate; - rrdcalctemplate_free_internals(rt); -} - -void rrdcalctemplate_index_init(RRDHOST *host) { - if(!host->rrdcalctemplate_root_index) { - host->rrdcalctemplate_root_index = dictionary_create_advanced(DICT_OPTION_DONT_OVERWRITE_VALUE | DICT_OPTION_FIXED_SIZE, - &dictionary_stats_category_rrdhealth, sizeof(RRDCALCTEMPLATE)); - - dictionary_register_insert_callback(host->rrdcalctemplate_root_index, rrdcalctemplate_insert_callback, NULL); - dictionary_register_delete_callback(host->rrdcalctemplate_root_index, rrdcalctemplate_delete_callback, host); - } -} - -void rrdcalctemplate_index_destroy(RRDHOST *host) { - dictionary_destroy(host->rrdcalctemplate_root_index); - host->rrdcalctemplate_root_index = NULL; -} - -inline void rrdcalctemplate_delete_all(RRDHOST *host) { - dictionary_flush(host->rrdcalctemplate_root_index); -} - -#define RRDCALCTEMPLATE_MAX_KEY_SIZE 1024 -void rrdcalctemplate_add_from_config(RRDHOST *host, RRDCALCTEMPLATE *rt) { - if(unlikely(!rt->context)) { - netdata_log_error("Health configuration for template '%s' does not have a context", rrdcalctemplate_name(rt)); - return; - } - - if(unlikely(!rt->update_every)) { - netdata_log_error("Health configuration for template '%s' has no frequency (parameter 'every'). Ignoring it.", rrdcalctemplate_name(rt)); - return; - } - - if(unlikely(!RRDCALCTEMPLATE_HAS_DB_LOOKUP(rt) && !rt->calculation && !rt->warning && !rt->critical)) { - netdata_log_error("Health configuration for template '%s' is useless (no calculation, no warning and no critical evaluation)", rrdcalctemplate_name(rt)); - return; - } - - char key[RRDCALCTEMPLATE_MAX_KEY_SIZE + 1]; - size_t key_len = snprintfz(key, RRDCALCTEMPLATE_MAX_KEY_SIZE, "%s", rrdcalctemplate_name(rt)); - - bool added = false; - dictionary_set_advanced(host->rrdcalctemplate_root_index, key, (ssize_t)(key_len + 1), rt, sizeof(*rt), &added); - - if(added) - freez(rt); - else { - netdata_log_info("Health configuration template '%s' already exists for host '%s'.", rrdcalctemplate_name(rt), rrdhost_hostname(host)); - rrdcalctemplate_free_unused_rrdcalctemplate_loaded_from_config(rt); - } -} |