Mount v0.6 and older filesystems as read-only

This is part of the phase-out of very old filesystems.

See https://github.com/rfjakob/gocryptfs/wiki/Compatibility for
more info.

1 files changed, 5 insertions, 2 deletions

diff --git a/main.go b/main.go
index 2d7b50f..b29b2f6 100644
--- a/main.go
+++ b/main.go
@@ -122,8 +122,11 @@ func loadConfig(args *argContainer) (masterkey []byte, confFile *configfile.Conf
 	pw := readpassword.Once(args.extpass)
 	tlog.Info.Println("Decrypting master key")
 	masterkey, confFile, err = configfile.LoadConfFile(args.config, pw)
-	if err != nil {
-		tlog.Fatal.Println(err.Error())
+	if _, ok := err.(configfile.DeprecatedFsError); ok {
+		// Force read-only mode
+		args.ro = true
+	} else if err != nil {
+		tlog.Fatal.Println(err)
 		os.Exit(ERREXIT_LOADCONF)
 	}