use default checks when no .events are configured

#1

cmd/shared.go

@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"regexp"
 
+	log "github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 
@@ -33,12 +34,40 @@ func BoxIdValidator(cmd *cobra.Command, args []string) error {
 }
 
 func checkAndNotify(boxIds []string) error {
+
 	defaultNotifyConf := &core.NotifyConfig{}
 	err := viper.UnmarshalKey("defaultHealthchecks", defaultNotifyConf)
 	if err != nil {
 		return err
 	}
 
+	// set default events, when no events are given. an empty events key indicates no checks are desired
+	if len(defaultNotifyConf.Events) == 0 {
+		allKeys := viper.AllKeys()
+		eventsDefined := false
+		for _, k := range allKeys {
+			if k == "defaulthealthchecks.events" {
+				eventsDefined = true
+				break
+			}
+		}
+		if !eventsDefined {
+			log.Debug("using default checks")
+			defaultNotifyConf.Events = []core.NotifyEvent{
+				core.NotifyEvent{
+					Type:      "measurement_age",
+					Target:    "all",
+					Threshold: "15m",
+				},
+				core.NotifyEvent{
+					Type:      "measurement_faulty",
+					Target:    "all",
+					Threshold: "",
+				},
+			}
+		}
+	}
+
 	results, err := core.CheckBoxes(boxIds, defaultNotifyConf)
 	if err != nil {
 		return err