grafana/pkg/services/alerting/notifier.go

129 lines
3.2 KiB
Go

package alerting
import (
"errors"
"github.com/grafana/grafana/pkg/bus"
"github.com/grafana/grafana/pkg/log"
m "github.com/grafana/grafana/pkg/models"
)
type RootNotifier struct {
log log.Logger
}
func NewRootNotifier() *RootNotifier {
return &RootNotifier{
log: log.New("alerting.notifier"),
}
}
func (n *RootNotifier) GetType() string {
return "root"
}
func (n *RootNotifier) Notify(context *AlertResultContext) {
n.log.Info("Sending notifications for", "ruleId", context.Rule.Id)
notifiers, err := n.getNotifiers(context.Rule.OrgId, context.Rule.Notifications)
if err != nil {
n.log.Error("Failed to read notifications", "error", err)
return
}
for _, notifier := range notifiers {
n.log.Info("Sending notification", "firing", context.Firing, "type", notifier.GetType())
go notifier.Notify(context)
}
}
func (n *RootNotifier) getNotifiers(orgId int64, notificationIds []int64) ([]Notifier, error) {
query := &m.GetAlertNotificationsQuery{OrgId: orgId, Ids: notificationIds}
if err := bus.Dispatch(query); err != nil {
return nil, err
}
var result []Notifier
for _, notification := range query.Result {
if not, err := n.getNotifierFor(notification); err != nil {
return nil, err
} else {
result = append(result, not)
}
}
return result, nil
}
func (n *RootNotifier) getNotifierFor(model *m.AlertNotification) (Notifier, error) {
factory, found := notifierFactories[model.Type]
if !found {
return nil, errors.New("Unsupported notification type")
}
return factory(model)
// if model.Type == "email" {
// addressesString := model.Settings.Get("addresses").MustString()
//
// if addressesString == "" {
// return nil, fmt.Errorf("Could not find addresses in settings")
// }
//
// NotifierBase: NotifierBase{
// Name: model.Name,
// Type: model.Type,
// },
// Addresses: strings.Split(addressesString, "\n"),
// log: log.New("alerting.notification.email"),
// }, nil
// }
// url := settings.Get("url").MustString()
// if url == "" {
// return nil, fmt.Errorf("Could not find url propertie in settings")
// }
//
// return &WebhookNotifier{
// Url: url,
// User: settings.Get("user").MustString(),
// Password: settings.Get("password").MustString(),
// log: log.New("alerting.notification.webhook"),
// }, nil
}
// type WebhookNotifier struct {
// Url string
// User string
// Password string
// log log.Logger
// }
//
// func (this *WebhookNotifier) Dispatch(context *AlertResultContext) {
// this.log.Info("Sending webhook")
//
// bodyJSON := simplejson.New()
// bodyJSON.Set("name", context.AlertJob.Rule.Name)
// bodyJSON.Set("state", context.State)
// bodyJSON.Set("trigged", context.TriggeredAlerts)
//
// body, _ := bodyJSON.MarshalJSON()
//
// cmd := &m.SendWebhook{
// Url: this.Url,
// User: this.User,
// Password: this.Password,
// Body: string(body),
// }
//
// bus.Dispatch(cmd)
// }
type NotifierFactory func(notification *m.AlertNotification) (Notifier, error)
var notifierFactories map[string]NotifierFactory = make(map[string]NotifierFactory)
func RegisterNotifier(typeName string, factory NotifierFactory) {
notifierFactories[typeName] = factory
}