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+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#ifndef NETDATA_RRDCALCTEMPLATE_H
+#define NETDATA_RRDCALCTEMPLATE_H 1
+
+#include "rrd.h"
+
+// RRDCALCTEMPLATE
+// these are to be applied to charts found dynamically
+// based on their context.
+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 *plugin_match;
+ SIMPLE_PATTERN *plugin_pattern;
+
+ char *module_match;
+ SIMPLE_PATTERN *module_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
+ char *foreachdim; // the group of dimensions that the lookup will be applied.
+ SIMPLE_PATTERN *spdim; // used if and only if there is a simple pattern for the chart.
+ int foreachcounter; // the number of alarms created with foreachdim, this also works as an id of the
+ // children
+ RRDR_GROUPING 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
+
+ // ------------------------------------------------------------------------
+ // 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
+ char *labels; // the label read from an alarm file
+ SIMPLE_PATTERN *splabels; // the simple pattern of labels
+
+ // ------------------------------------------------------------------------
+ // expressions related to the alarm
+
+ EVAL_EXPRESSION *calculation;
+ EVAL_EXPRESSION *warning;
+ EVAL_EXPRESSION *critical;
+
+ struct rrdcalctemplate *next;
+};
+
+#define RRDCALCTEMPLATE_HAS_DB_LOOKUP(rt) ((rt)->after)
+
+extern void rrdcalctemplate_link_matching(RRDSET *st);
+
+extern void rrdcalctemplate_free(RRDCALCTEMPLATE *rt);
+extern void rrdcalctemplate_unlink_and_free(RRDHOST *host, RRDCALCTEMPLATE *rt);
+extern void rrdcalctemplate_create_alarms(RRDHOST *host, RRDCALCTEMPLATE *rt, RRDSET *st);
+#endif //NETDATA_RRDCALCTEMPLATE_H