Correctly handle updating server data

server/server.go

@@ -2,7 +2,7 @@ package server
 
 import (
 	"fmt"
-	"github.com/mcuadros/go-defaults"
+	"github.com/creasty/defaults"
 	"github.com/patrickmn/go-cache"
 	"github.com/pkg/errors"
 	"github.com/pterodactyl/wings/api"
@@ -211,9 +211,8 @@ func (s *Server) Init() {
 func FromConfiguration(data []byte, cfg *config.SystemConfiguration) (*Server, error) {
 	s := new(Server)
 
-	defaults.SetDefaults(s)
-	s.CrashDetection = CrashDetection{
-		Enabled: true,
+	if err := defaults.Set(s); err != nil {
+		return nil, err
 	}
 
 	s.Init()

server/update.go

@@ -3,6 +3,7 @@ package server
 import (
 	"encoding/json"
 	"github.com/buger/jsonparser"
+	"github.com/creasty/defaults"
 	"github.com/imdario/mergo"
 	"github.com/pkg/errors"
 	"go.uber.org/zap"
@@ -29,6 +30,11 @@ func (s *Server) UpdateDataStructure(data []byte) error {
 		return errors.New("attempting to merge a data stack with an invalid UUID")
 	}
 
+	// Set the default values in the interface that we unmarshaled into.
+	if err := defaults.Set(&src); err != nil {
+		return err
+	}
+
 	// Merge the new data object that we have received with the existing server data object
 	// and then save it to the disk so it is persistent.
 	if err := mergo.Merge(s, src, mergo.WithOverride); err != nil {