Merge pull request #11 from xpzouying/zy/fix-remove-dup-close-db

fix: remove db twice

cli.go

@@ -2,6 +2,7 @@ package headscale
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
 	"log"
 
@@ -90,7 +91,7 @@ func (h *Headscale) EnableNodeRoute(namespace string, nodeName string, routeStr
 				log.Printf("Cannot open DB: %s", err)
 				return err
 			}
-			defer db.Close()
+
 			routes, _ := json.Marshal([]string{routeStr}) // TODO: only one for the time being, so overwriting the rest
 			m.EnabledRoutes = postgres.Jsonb{RawMessage: json.RawMessage(routes)}
 			db.Save(&m)
@@ -107,6 +108,6 @@ func (h *Headscale) EnableNodeRoute(namespace string, nodeName string, routeStr
 			return nil
 		}
 	}
-	return fmt.Errorf("Could not find routable range")
 
+	return errors.New("could not find routable range")
 }