mirror of
https://github.com/yunionio/cloudpods.git
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88 lines
2.6 KiB
Go
88 lines
2.6 KiB
Go
// Copyright 2019 Yunion
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package alerting
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import (
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"time"
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"yunion.io/x/jsonutils"
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"yunion.io/x/log"
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"yunion.io/x/pkg/errors"
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"yunion.io/x/onecloud/pkg/monitor/models"
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)
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type resultHandler interface {
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handle(ctx *EvalContext) error
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}
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type defaultResultHandler struct {
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notifier *notificationService
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}
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func newResultHandler() *defaultResultHandler {
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return &defaultResultHandler{
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notifier: newNotificationService(),
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}
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}
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func (handler *defaultResultHandler) handle(evalCtx *EvalContext) error {
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execErr := ""
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annotationData := jsonutils.NewDict()
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if len(evalCtx.EvalMatches) > 0 {
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annotationData.Add(jsonutils.Marshal(evalCtx.EvalMatches), "evalMatches")
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}
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if evalCtx.Error != nil {
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execErr = evalCtx.Error.Error()
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annotationData.Add(jsonutils.NewString(evalCtx.Error.Error()), "error")
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} else if evalCtx.NoDataFound {
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annotationData.Add(jsonutils.JSONTrue, "noData")
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}
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if evalCtx.shouldUpdateAlertState() {
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log.Infof("New state change, alertId %s, prevState %s, newState %s", evalCtx.Rule.Id, evalCtx.PrevAlertState, evalCtx.Rule.State)
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alert, err := models.AlertManager.GetAlert(evalCtx.Rule.Id)
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if err != nil {
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log.Errorf("get alert %s error: %v", evalCtx.Rule.Id, err)
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return errors.Wrapf(err, "result get alert %s", evalCtx.Rule.Id)
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}
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input := models.AlertSetStateInput{
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State: evalCtx.Rule.State,
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UpdateStateTime: evalCtx.StartTime,
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ExecutionError: execErr,
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EvalData: annotationData,
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}
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if err := alert.SetState(input); err != nil {
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log.Errorf("Failed to set alert %s state: %v", evalCtx.Rule.Name, err)
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} else {
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// StateChanges is used for de duping alert notifications
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// when two servers are raising. This makes sure that the server
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// with the last state change always sends a notification
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evalCtx.Rule.StateChanges = alert.StateChanges
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// Update the last state change of the alert rule in memory
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evalCtx.Rule.LastStateChange = time.Now()
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}
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// TODO: save opslog
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}
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if evalCtx.Error != nil {
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return evalCtx.Error
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}
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if err := handler.notifier.SendIfNeeded(evalCtx); err != nil {
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return err
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}
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return nil
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}
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