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authorRaghavendra Bhat <raghavendrabhat@gluster.com>2011-04-11 03:13:34 +0000
committerAnand Avati <avati@gluster.com>2011-07-17 07:46:04 -0700
commit613a6369d63e3ec87735a5427e4e87894f884749 (patch)
treef4030a77f0d78b9776543a2051ec4d6bb9fc6474 /xlators
parent273f898364463cd10165fc82c8c5250a0962c452 (diff)
mgmt/glusterd: allow add brick in pure replicate setup
Currently in pure replicate if the replica count is 4 and there are 4 bricks, then suppose 3 bricks are removed then add brick works only if 3 bricks are provided. Providing lesser bricks fails. This patch fixes that scenario. Signed-off-by: Raghavendra Bhat <raghavendrabhat@gluster.com> Signed-off-by: Pranith Kumar K <pranithk@gluster.com> Signed-off-by: Anand Avati <avati@gluster.com> BUG: 1574 ([glusterfs-3.1.0qa18]: add-brick to a replicate volume fails if a brick is removed) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=1574
Diffstat (limited to 'xlators')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-handler.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-handler.c b/xlators/mgmt/glusterd/src/glusterd-handler.c
index 8acd85cc3..1cc27d925 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handler.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handler.c
@@ -1276,6 +1276,7 @@ glusterd_handle_add_brick (rpcsvc_request_t *req)
glusterd_volinfo_t tmpvolinfo = {{0},};
int lock_fail = 0;
glusterd_op_t cli_op = GD_OP_ADD_BRICK;
+ int total_bricks = 0;
this = THIS;
GF_ASSERT(this);
@@ -1357,11 +1358,13 @@ glusterd_handle_add_brick (rpcsvc_request_t *req)
if (!brick_count || !volinfo->sub_count)
goto brick_val;
+ total_bricks = volinfo->brick_count + brick_count;
/* If the brick count is less than sub_count then, allow add-brick only for
plain replicate volume since in plain stripe brick_count becoming less than
the sub_count is not allowed */
- if (volinfo->brick_count < volinfo->sub_count && (volinfo->type == GF_CLUSTER_TYPE_REPLICATE) ) {
- if ((volinfo->sub_count - volinfo->brick_count) == brick_count)
+ if (volinfo->brick_count < volinfo->sub_count &&
+ (volinfo->type == GF_CLUSTER_TYPE_REPLICATE)) {
+ if (total_bricks <= volinfo->sub_count)
goto brick_val;
}