Files
cloudpods/pkg/monitor/alerting/reader.go
2020-03-02 20:00:08 +08:00

55 lines
1.3 KiB
Go

// Copyright 2019 Yunion
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package alerting
import (
"sync"
"yunion.io/x/log"
"yunion.io/x/onecloud/pkg/monitor/models"
)
type ruleReader interface {
fetch() []*Rule
}
type defaultRuleReader struct {
sync.RWMutex
}
func newRuleReader() *defaultRuleReader {
ruleReader := &defaultRuleReader{}
return ruleReader
}
func (arr *defaultRuleReader) fetch() []*Rule {
alerts, err := models.AlertManager.FetchAllAlerts()
if err != nil {
log.Errorf("fetch alerts from db: %v", err)
return nil
}
res := make([]*Rule, 0)
for _, alert := range alerts {
obj, err := NewRuleFromDBAlert(&alert)
if err != nil {
log.Errorf("Build alert rule %s from db error: %v", alert.GetId(), err)
continue
}
res = append(res, obj)
}
return res
}