Documentation
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Index ¶
Constants ¶
This section is empty.
Variables ¶
This section is empty.
Functions ¶
func HumanThresholdType ¶
HumanThresholdType converts a threshold "type" string to a string that matches the UI so errors are less confusing.
Types ¶
type AlertEvaluator ¶
AlertEvaluator evaluates the reduced value of a timeseries. Returning true if a timeseries is violating the condition ex: ThresholdEvaluator, NoValueEvaluator, RangeEvaluator
func NewAlertEvaluator ¶
func NewAlertEvaluator(model *simplejson.Json) (AlertEvaluator, error)
NewAlertEvaluator is a factory function for returning an `AlertEvaluator` depending on the json model.
type AlertQuery ¶
type AlertQuery struct {
Model *simplejson.Json
DatasourceID int64
From string
To string
}
AlertQuery contains information about what datasource a query should be sent to and the query object.
type QueryCondition ¶
type QueryCondition struct {
Index int
Query AlertQuery
Reducer *queryReducer
Evaluator AlertEvaluator
Operator string
HandleRequest tsdb.HandleRequestFunc
}
QueryCondition is responsible for issue and query, reduce the timeseries into single values and evaluate if they are firing or not.
func (*QueryCondition) Eval ¶
func (c *QueryCondition) Eval(context *alerting.EvalContext) (*alerting.ConditionResult, error)
Eval evaluates the `QueryCondition`.
Source Files
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