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-rw-r--r--xlators/meta/src/plugins/option-file.c56
1 files changed, 56 insertions, 0 deletions
diff --git a/xlators/meta/src/plugins/option-file.c b/xlators/meta/src/plugins/option-file.c
new file mode 100644
index 00000000000..4f9067e1490
--- /dev/null
+++ b/xlators/meta/src/plugins/option-file.c
@@ -0,0 +1,56 @@
+/*
+ Copyright (c) 2014 Red Hat, Inc. <http://www.redhat.com>
+ This file is part of GlusterFS.
+
+ This file is licensed to you under your choice of the GNU Lesser
+ General Public License, version 3 or any later version (LGPLv3 or
+ later), or the GNU General Public License, version 2 (GPLv2), in all
+ cases as published by the Free Software Foundation.
+*/
+
+#ifndef _CONFIG_H
+#define _CONFIG_H
+#include "config.h"
+#endif
+
+#include "xlator.h"
+#include "defaults.h"
+
+#include "meta-mem-types.h"
+#include "meta.h"
+#include "meta-hooks.h"
+
+
+static int
+option_file_fill (xlator_t *this, inode_t *inode, strfd_t *strfd)
+{
+ data_t *data = NULL;
+
+ data = meta_ctx_get (inode, this);
+
+ strprintf (strfd, "%s\n", data_to_str (data));
+
+ return strfd->size;
+}
+
+
+static struct meta_ops option_file_ops = {
+ .file_fill = option_file_fill
+};
+
+
+int
+meta_option_file_hook (call_frame_t *frame, xlator_t *this, loc_t *loc,
+ dict_t *xdata)
+{
+ xlator_t *xl = NULL;
+
+ xl = meta_ctx_get (loc->parent, this);
+
+ meta_ctx_set (loc->inode, this,
+ dict_get (xl->options, (char *) loc->name));
+
+ meta_ops_set (loc->inode, this, &option_file_ops);
+
+ return 0;
+}