chore: avoid exiting if config file is not writable

Signed-off-by: Matthew Penner <[email protected]>

cmd/root.go

@@ -13,6 +13,7 @@ import (
 	"path/filepath"
 	"runtime"
 	"strconv"
+	"syscall"
 	"time"
 
 	"github.com/NYTimes/logrotate"
@@ -103,6 +104,7 @@ func rootCmdRun(cmd *cobra.Command, _ []string) {
 
 	if err := config.ConfigureTimezone(); err != nil {
 		log.WithField("error", err).Fatal("failed to detect system timezone or use supplied configuration value")
+		return
 	}
 	log.WithField("timezone", config.Get().System.Timezone).Info("configured wings with system timezone")
 	if err := config.ConfigureDirectories(); err != nil {
@@ -111,9 +113,11 @@ func rootCmdRun(cmd *cobra.Command, _ []string) {
 	}
 	if err := config.EnsurePterodactylUser(); err != nil {
 		log.WithField("error", err).Fatal("failed to create pterodactyl system user")
+		return
 	}
 	if err := config.ConfigurePasswd(); err != nil {
 		log.WithField("error", err).Fatal("failed to configure container passwd file")
+		return
 	}
 	log.WithFields(log.Fields{
 		"username": config.Get().System.Username,
@@ -136,19 +140,26 @@ func rootCmdRun(cmd *cobra.Command, _ []string) {
 
 	if err := database.Initialize(); err != nil {
 		log.WithField("error", err).Fatal("failed to initialize database")
+		return
 	}
 
 	manager, err := server.NewManager(cmd.Context(), pclient)
 	if err != nil {
 		log.WithField("error", err).Fatal("failed to load server configurations")
+		return
 	}
 
 	if err := environment.ConfigureDocker(cmd.Context()); err != nil {
 		log.WithField("error", err).Fatal("failed to configure docker environment")
+		return
 	}
 
 	if err := config.WriteToDisk(config.Get()); err != nil {
-		log.WithField("error", err).Fatal("failed to write configuration to disk")
+		if !errors.Is(err, syscall.EROFS) {
+			log.WithField("error", err).Error("failed to write configuration to disk")
+		} else {
+			log.WithField("error", err).Debug("failed to write configuration to disk")
+		}
 	}
 
 	// Just for some nice log output.