func (this *TelegramNotifier) Notify(evalContext *alerting.EvalContext) error {
this.log.Info("Sending alert notification to", "bot_token", this.BotToken)
this.log.Info("Sending alert notification to", "chat_id", this.ChatID)
metrics.M_Alerting_Notification_Sent_Telegram.Inc(1)
bodyJSON := simplejson.New()
bodyJSON.Set("chat_id", this.ChatID)
bodyJSON.Set("parse_mode", "html")
message := fmt.Sprintf("%s\nState: %s\nMessage: %s\n", evalContext.GetNotificationTitle(), evalContext.Rule.Name, evalContext.Rule.Message)
ruleUrl, err := evalContext.GetRuleUrl()
if err == nil {
message = message + fmt.Sprintf("URL: %s\n", ruleUrl)
}
bodyJSON.Set("text", message)
url := fmt.Sprintf(telegeramApiUrl, this.BotToken, "sendMessage")
body, _ := bodyJSON.MarshalJSON()
cmd := &m.SendWebhookSync{
Url: url,
Body: string(body),
HttpMethod: "POST",
}
if err := bus.DispatchCtx(evalContext.Ctx, cmd); err != nil {
this.log.Error("Failed to send webhook", "error", err, "webhook", this.Name)
return err
}
return nil
}
func (this *WebhookNotifier) Notify(evalContext *alerting.EvalContext) error {
this.log.Info("Sending webhook")
metrics.M_Alerting_Notification_Sent_Webhook.Inc(1)
bodyJSON := simplejson.New()
bodyJSON.Set("title", evalContext.GetNotificationTitle())
bodyJSON.Set("ruleId", evalContext.Rule.Id)
bodyJSON.Set("ruleName", evalContext.Rule.Name)
bodyJSON.Set("state", evalContext.Rule.State)
bodyJSON.Set("evalMatches", evalContext.EvalMatches)
ruleUrl, err := evalContext.GetRuleUrl()
if err == nil {
bodyJSON.Set("rule_url", ruleUrl)
}
if evalContext.ImagePublicUrl != "" {
bodyJSON.Set("image_url", evalContext.ImagePublicUrl)
}
body, _ := bodyJSON.MarshalJSON()
cmd := &m.SendWebhookSync{
Url: this.Url,
User: this.User,
Password: this.Password,
Body: string(body),
}
if err := bus.DispatchCtx(evalContext.Ctx, cmd); err != nil {
this.log.Error("Failed to send webhook", "error", err, "webhook", this.Name)
}
return nil
}
func (this *EmailNotifier) Notify(context *alerting.EvalContext) {
this.log.Info("Sending alert notification to", "addresses", this.Addresses)
metrics.M_Alerting_Notification_Sent_Email.Inc(1)
ruleUrl, err := context.GetRuleUrl()
if err != nil {
this.log.Error("Failed get rule link", "error", err)
return
}
cmd := &m.SendEmailCommand{
Data: map[string]interface{}{
"Title": context.GetNotificationTitle(),
"State": context.Rule.State,
"Name": context.Rule.Name,
"StateModel": context.GetStateModel(),
"Message": context.Rule.Message,
"RuleUrl": ruleUrl,
"ImageLink": context.ImagePublicUrl,
"AlertPageUrl": setting.AppUrl + "alerting",
"EvalMatches": context.EvalMatches,
},
To: this.Addresses,
Template: "alert_notification.html",
}
if err := bus.Dispatch(cmd); err != nil {
this.log.Error("Failed to send alert notification email", "error", err)
}
}
func (this *EmailNotifier) Notify(evalContext *alerting.EvalContext) error {
this.log.Info("Sending alert notification to", "addresses", this.Addresses)
metrics.M_Alerting_Notification_Sent_Email.Inc(1)
ruleUrl, err := evalContext.GetRuleUrl()
if err != nil {
this.log.Error("Failed get rule link", "error", err)
return err
}
cmd := &m.SendEmailCommandSync{
SendEmailCommand: m.SendEmailCommand{
Subject: evalContext.GetNotificationTitle(),
Data: map[string]interface{}{
"Title": evalContext.GetNotificationTitle(),
"State": evalContext.Rule.State,
"Name": evalContext.Rule.Name,
"StateModel": evalContext.GetStateModel(),
"Message": evalContext.Rule.Message,
"RuleUrl": ruleUrl,
"ImageLink": "",
"EmbededImage": "",
"AlertPageUrl": setting.AppUrl + "alerting",
"EvalMatches": evalContext.EvalMatches,
},
To: this.Addresses,
Template: "alert_notification.html",
EmbededFiles: []string{},
},
}
if evalContext.ImagePublicUrl != "" {
cmd.Data["ImageLink"] = evalContext.ImagePublicUrl
} else {
file, err := os.Stat(evalContext.ImageOnDiskPath)
if err == nil {
cmd.EmbededFiles = []string{evalContext.ImageOnDiskPath}
cmd.Data["EmbededImage"] = file.Name()
}
}
err = bus.DispatchCtx(evalContext.Ctx, cmd)
if err != nil {
this.log.Error("Failed to send alert notification email", "error", err)
return err
}
return nil
}
func (this *SlackNotifier) Notify(evalContext *alerting.EvalContext) error {
this.log.Info("Executing slack notification", "ruleId", evalContext.Rule.Id, "notification", this.Name)
metrics.M_Alerting_Notification_Sent_Slack.Inc(1)
ruleUrl, err := evalContext.GetRuleUrl()
if err != nil {
this.log.Error("Failed get rule link", "error", err)
return err
}
fields := make([]map[string]interface{}, 0)
fieldLimitCount := 4
for index, evt := range evalContext.EvalMatches {
fields = append(fields, map[string]interface{}{
"title": evt.Metric,
"value": evt.Value,
"short": true,
})
if index > fieldLimitCount {
break
}
}
if evalContext.Error != nil {
fields = append(fields, map[string]interface{}{
"title": "Error message",
"value": evalContext.Error.Error(),
"short": false,
})
}
message := ""
if evalContext.Rule.State != m.AlertStateOK { //dont add message when going back to alert state ok.
message = evalContext.Rule.Message
}
body := map[string]interface{}{
"attachments": []map[string]interface{}{
{
"color": evalContext.GetStateModel().Color,
"title": evalContext.GetNotificationTitle(),
"title_link": ruleUrl,
"text": message,
"fields": fields,
"image_url": evalContext.ImagePublicUrl,
"footer": "Grafana v" + setting.BuildVersion,
"footer_icon": "http://grafana.org/assets/img/fav32.png",
"ts": time.Now().Unix(),
},
},
}
data, _ := json.Marshal(&body)
cmd := &m.SendWebhookSync{Url: this.Url, Body: string(data)}
if err := bus.DispatchCtx(evalContext.Ctx, cmd); err != nil {
this.log.Error("Failed to send slack notification", "error", err, "webhook", this.Name)
}
return nil
}
func (this *SlackNotifier) Notify(context *alerting.EvalContext) {
this.log.Info("Executing slack notification", "ruleId", context.Rule.Id, "notification", this.Name)
metrics.M_Alerting_Notification_Sent_Slack.Inc(1)
ruleUrl, err := context.GetRuleUrl()
if err != nil {
this.log.Error("Failed get rule link", "error", err)
return
}
fields := make([]map[string]interface{}, 0)
fieldLimitCount := 4
for index, evt := range context.EvalMatches {
fields = append(fields, map[string]interface{}{
"title": evt.Metric,
"value": evt.Value,
"short": true,
})
if index > fieldLimitCount {
break
}
}
if context.Error != nil {
fields = append(fields, map[string]interface{}{
"title": "Error message",
"value": context.Error.Error(),
"short": false,
})
}
message := ""
if context.Rule.State != m.AlertStateOK { //dont add message when going back to alert state ok.
message = context.Rule.Message
}
body := map[string]interface{}{
"attachments": []map[string]interface{}{
{
"color": context.GetStateModel().Color,
"title": context.GetNotificationTitle(),
"title_link": ruleUrl,
"text": message,
"fields": fields,
"image_url": context.ImagePublicUrl,
"footer": "Grafana v" + setting.BuildVersion,
"footer_icon": "http://grafana.org/assets/img/fav32.png",
"ts": time.Now().Unix(),
//"pretext": "Optional text that appears above the attachment block",
// "author_name": "Bobby Tables",
// "author_link": "http://flickr.com/bobby/",
// "author_icon": "http://flickr.com/icons/bobby.jpg",
// "thumb_url": "http://example.com/path/to/thumb.png",
},
},
}
data, _ := json.Marshal(&body)
cmd := &m.SendWebhook{Url: this.Url, Body: string(data)}
if err := bus.Dispatch(cmd); err != nil {
this.log.Error("Failed to send slack notification", "error", err, "webhook", this.Name)
}
}