repart: Fail early if no sources are provided for a read-only filesystem

2022-11-15 20:23:51 +01:00
parent 2a99f964ff
commit 0eb23798d5
1 changed files with 4 additions and 0 deletions
@@ -1599,6 +1599,10 @@ static int partition_read_definition(Partition *p, const char *path, const char
                                  "Need to be root to populate %s filesystems with CopyFiles=/MakeDirectories=",
                                  p->format);

+        if (p->format && fstype_is_ro(p->format) && strv_isempty(p->copy_files) && strv_isempty(p->make_directories))
+                return log_syntax(NULL, LOG_ERR, path, 1, SYNTHETIC_ERRNO(EINVAL),
+                                  "Cannot format %s filesystem without source files, refusing", p->format);
+
        if (p->verity != VERITY_OFF || p->encrypt != ENCRYPT_OFF) {
                r = dlopen_cryptsetup();
                if (r < 0)