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anomaly point key #2440

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anomaly point key #2440

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23 changes: 19 additions & 4 deletions alert/eval/eval.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1315,8 +1315,14 @@ func (arw *AlertRuleWorker) VarFillingBeforeQuery(query models.PromQuery, reader
points[i].ValuesUnit = map[string]unit.FormattedValue{
"v": unit.ValueFormatter(query.Unit, 2, points[i].Value),
}
// 每个异常点都需要生成 key，子筛选使用 key 覆盖上层筛选
var cur []string
for _, paramKey := range ParamKeys {
val := string(points[i].Labels[model.LabelName(varToLabel[paramKey])])
cur = append(cur, val)
}
anomalyPointsMap.Store(strings.Join(cur, JoinMark), points[i])
}
anomalyPointsMap.Store(key, points)
}(key, promql)
}
wg.Wait()
Expand All @@ -1325,8 +1331,8 @@ func (arw *AlertRuleWorker) VarFillingBeforeQuery(query models.PromQuery, reader
}
anomalyPoints := make([]models.AnomalyPoint, 0)
anomalyPointsMap.Range(func(key, value any) bool {
if points, ok := value.([]models.AnomalyPoint); ok {
anomalyPoints = append(anomalyPoints, points...)
if point, ok := value.(models.AnomalyPoint); ok {
anomalyPoints = append(anomalyPoints, point)
}
return true
})
Expand Down Expand Up @@ -1386,7 +1392,16 @@ func ExtractVarMapping(promql string) map[string]string {

for _, pair := range pairs {
// 分割键值对
kv := strings.Split(pair, "=")
var kv []string
if strings.Contains(pair, "!=") {
kv = strings.Split(pair, "!=")
} else if strings.Contains(pair, "=~") {
kv = strings.Split(pair, "=~")
} else if strings.Contains(pair, "!~") {
kv = strings.Split(pair, "!~")
} else {
kv = strings.Split(pair, "=")
}
if len(kv) != 2 {
continue
}
Expand Down