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authorKaushal M <kaushal@redhat.com>2014-09-03 10:50:31 +0530
committerKrishnan Parthasarathi <kparthas@redhat.com>2014-09-03 02:38:08 -0700
commit312b339190b7b8f2e38cdd210bf2ee71e53b287e (patch)
treee0facc7db79ccbf24244fe8aa015a1f7e325aa78 /xlators/mgmt/glusterd/src/glusterd-utils.h
parent60f33e6d12a854c425c2bbe237e0902a8e433631 (diff)
glusterd: Prevent rebalance starting with old clients
Glusterd will prevent rebalance from starting when clients older than glusterfs-v3.6.0 are connected to a volume. This is needed as running rebalance with old clients connected could lead to data loss in some cases. The DHT xlator on newer clients (>= 3.6.0) has been fixed to prevent the data loss issues. Change-Id: If58640236382a2fc13f73f6b43777f01713859f7 BUG: 1136201 Signed-off-by: Kaushal M <kaushal@redhat.com> Reviewed-on: http://review.gluster.org/8583 Tested-by: Gluster Build System <jenkins@build.gluster.com> Reviewed-by: Atin Mukherjee <amukherj@redhat.com> Reviewed-by: Krishnan Parthasarathi <kparthas@redhat.com> Tested-by: Krishnan Parthasarathi <kparthas@redhat.com>
Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-utils.h')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-utils.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.h b/xlators/mgmt/glusterd/src/glusterd-utils.h
index fe89e15aaf6..887e89661f4 100644
--- a/xlators/mgmt/glusterd/src/glusterd-utils.h
+++ b/xlators/mgmt/glusterd/src/glusterd-utils.h
@@ -909,4 +909,7 @@ glusterd_get_default_val_for_volopt (dict_t *dict, gf_boolean_t all_opts,
char *key, char *orig_key,
dict_t *vol_dict, char **err_str);
+int
+glusterd_check_client_op_version_support (char *volname, uint32_t op_version,
+ char **op_errstr);
#endif