fix error log.

collector/cmd/collector-metrics/collector-metrics.go

@@ -129,7 +129,7 @@ OPTIONS:
 					if config.IsSet("log.file") && len(config.GetString("log.file")) > 0 {
 						logFile, err := os.OpenFile(config.GetString("log.file"), os.O_CREATE|os.O_WRONLY, 0644)
 						if err != nil {
-							logrus.Errorf("Failed to open log file %s for output: %s", config.IsSet("log.file"), err)
+							logrus.Errorf("Failed to open log file %s for output: %s", config.GetString("log.file"), err)
 							return err
 						}
 						defer logFile.Close()

webapp/backend/pkg/notify/notify.go

@@ -239,15 +239,19 @@ func (n *Notify) GenShoutrrrNotificationParams(shoutrrrUrl string) (string, *sho
 	subject := n.Payload.Subject
 	switch serviceName {
 	// no params supported for these services
-	case "discord", "hangouts", "ifttt", "mattermost", "teams", "rocketchat":
+	case "hangouts", "mattermost", "teams", "rocketchat":
 		break
+	case "discord":
+		(*params)["title"] = subject
 	case "gotify":
 		(*params)["title"] = subject
+	case "ifttt":
+		(*params)["title"] = subject
 	case "join":
 		(*params)["title"] = subject
 		(*params)["icon"] = logoUrl
 	case "opsgenie":
-		(*params)["description"] = subject
+		(*params)["title"] = subject
 	case "pushbullet":
 		(*params)["title"] = subject
 	case "pushover":