1 files changed, 89 insertions, 0 deletions
diff --git a/database/rrdcalctemplate.h b/database/rrdcalctemplate.h
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+++ b/database/rrdcalctemplate.h
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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