posix2: Creation of experimental shell for posix2 xlator

DHT2 comes with a new backend on-disk format, that requires
a new backend storage xlator. This experimental project will
house the artifacts for the same.

Change-Id: I71a3d60a0415d0c23b2294a02b838810fa8f101f
BUG: 1338991
Signed-off-by: Shyam <srangana@redhat.com>
Reviewed-on: http://review.gluster.org/14646
Smoke: Gluster Build System <jenkins@build.gluster.com>
NetBSD-regression: NetBSD Build System <jenkins@build.gluster.org>
CentOS-regression: Gluster Build System <jenkins@build.gluster.com>
Reviewed-by: Jeff Darcy <jdarcy@redhat.com>

1 files changed, 59 insertions, 0 deletions

diff --git a/xlators/experimental/posix2/mds/src/posix2-mds-main.c b/xlators/experimental/posix2/mds/src/posix2-mds-main.c
new file mode 100644
index 00000000000..71ff4e0089c
--- /dev/null
+++ b/xlators/experimental/posix2/mds/src/posix2-mds-main.c
@@ -0,0 +1,59 @@
+/*
+  Copyright (c) 2016 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.
+*/
+
+/* File: posix2-mds-main.c
+ * This file contains the xlator loading functions, FOP entry points
+ * and options.
+ * The entire functionality including comments is TODO.
+ */
+
+#include "glusterfs.h"
+#include "xlator.h"
+#include "logging.h"
+#include "statedump.h"
+
+int32_t
+posix2_mds_init (xlator_t *this)
+{
+        if (this->children) {
+                gf_log (this->name, GF_LOG_ERROR,
+                        "This (%s) is a leaf xlator, but found children",
+                        this->name);
+                return -1;
+        }
+
+        return 0;
+}
+
+void
+posix2_mds_fini (xlator_t *this)
+{
+        return;
+}
+
+class_methods_t class_methods = {
+        .init           = posix2_mds_init,
+        .fini           = posix2_mds_fini,
+};
+
+struct xlator_fops fops = {
+};
+
+struct xlator_cbks cbks = {
+};
+
+/*
+struct xlator_dumpops dumpops = {
+};
+*/
+
+struct volume_options options[] = {
+        { .key  = {NULL} },
+};