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authorKaushal M <kaushal@redhat.com>2012-11-28 16:22:15 +0530
committerAnand Avati <avati@redhat.com>2013-02-06 12:17:06 -0800
commit02d653931c8967accf766014efce0c2dce340cdf (patch)
tree20b354f959f1973be332708c5d0a54d7bc3d8a66 /libglusterfs
parent242c12bf602acc3cdb4517cd1b6b06d5099fee0f (diff)
glusterd,glusterfsd,libgfapi: Client op-version
This patch introduces op-version support for glusterfs clients. Now, a client sends its supported op-versions during the volfile fetch request and glusterd will return the volfile only if the client can support the current op-version of the cluster. Change-Id: Iab1f1f1706802962bcf27058657c44e8a344d2f6 BUG: 907311 Signed-off-by: Kaushal M <kaushal@redhat.com> Reviewed-on: http://review.gluster.org/4247 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Amar Tumballi <amarts@redhat.com> Reviewed-by: Anand Avati <avati@redhat.com>
Diffstat (limited to 'libglusterfs')
-rw-r--r--libglusterfs/src/globals.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/libglusterfs/src/globals.h b/libglusterfs/src/globals.h
index e13902b2992..64a1594f5f8 100644
--- a/libglusterfs/src/globals.h
+++ b/libglusterfs/src/globals.h
@@ -13,6 +13,24 @@
#define GF_DEFAULT_BASE_PORT 24007
+#define GD_OP_VERSION_KEY "operating-version"
+#define GD_MIN_OP_VERSION_KEY "minimum-operating-version"
+#define GD_MAX_OP_VERSION_KEY "maximum-operating-version"
+
+/* Gluster versions - OP-VERSION mapping
+ *
+ * 3.3.0 - 1
+ * 3.3.Next/3.Next - 2
+ *
+ * TODO: Change above comment once gluster version is finalised
+ * TODO: Finalize the op-version ranges
+ */
+#define GD_OP_VERSION_MIN 1 /* MIN is the fresh start op-version, mostly
+ should not change */
+#define GD_OP_VERSION_MAX 2 /* MAX VERSION is the maximum count in VME table,
+ should keep changing with introduction of newer
+ versions */
+
#include "xlator.h"
/* THIS */