/
registry.go
82 lines (65 loc) · 2 KB
/
registry.go
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package operatorrules
import (
"cmp"
"slices"
promv1 "github.com/prometheus-operator/prometheus-operator/pkg/apis/monitoring/v1"
)
var operatorRegistry = newRegistry()
type operatorRegisterer struct {
registeredRecordingRules map[string]RecordingRule
registeredAlerts map[string]promv1.Rule
}
func newRegistry() operatorRegisterer {
return operatorRegisterer{
registeredRecordingRules: map[string]RecordingRule{},
registeredAlerts: map[string]promv1.Rule{},
}
}
// RegisterRecordingRules registers the given recording rules.
func RegisterRecordingRules(recordingRules ...[]RecordingRule) error {
for _, recordingRuleList := range recordingRules {
for _, recordingRule := range recordingRuleList {
key := recordingRule.MetricsOpts.Name + ":" + recordingRule.Expr.String()
operatorRegistry.registeredRecordingRules[key] = recordingRule
}
}
return nil
}
// RegisterAlerts registers the given alerts.
func RegisterAlerts(alerts ...[]promv1.Rule) error {
for _, alertList := range alerts {
for _, alert := range alertList {
operatorRegistry.registeredAlerts[alert.Alert] = alert
}
}
return nil
}
// ListRecordingRules returns the registered recording rules.
func ListRecordingRules() []RecordingRule {
var rules []RecordingRule
for _, rule := range operatorRegistry.registeredRecordingRules {
rules = append(rules, rule)
}
slices.SortFunc(rules, func(a, b RecordingRule) int {
aKey := a.GetOpts().Name + ":" + a.Expr.String()
bKey := b.GetOpts().Name + ":" + b.Expr.String()
return cmp.Compare(aKey, bKey)
})
return rules
}
// ListAlerts returns the registered alerts.
func ListAlerts() []promv1.Rule {
var alerts []promv1.Rule
for _, alert := range operatorRegistry.registeredAlerts {
alerts = append(alerts, alert)
}
slices.SortFunc(alerts, func(a, b promv1.Rule) int {
return cmp.Compare(a.Alert, b.Alert)
})
return alerts
}
// CleanRegistry removes all registered rules and alerts.
func CleanRegistry() error {
operatorRegistry = newRegistry()
return nil
}