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Diffstat (limited to 'xlators/mgmt/glusterd/src/glusterd-utils.c')
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-utils.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-utils.c b/xlators/mgmt/glusterd/src/glusterd-utils.c
index 9445de77127..deb0123c435 100644
--- a/xlators/mgmt/glusterd/src/glusterd-utils.c
+++ b/xlators/mgmt/glusterd/src/glusterd-utils.c
@@ -9644,3 +9644,68 @@ glusterd_list_add_order (struct cds_list_head *new, struct cds_list_head *head,
cds_list_add_rcu (new, rcu_dereference (pos->prev));
}
+
+
+int
+glusterd_disallow_op_for_tier (glusterd_volinfo_t *volinfo, glusterd_op_t op,
+ int cmd)
+{
+
+ xlator_t *this = NULL;
+ int ret = 0;
+
+ this = THIS;
+ GF_VALIDATE_OR_GOTO (this->name, volinfo, out);
+
+ if (volinfo->type != GF_CLUSTER_TYPE_TIER)
+ goto out;
+
+ switch (op) {
+ case GD_OP_ADD_BRICK:
+ case GD_OP_REPLACE_BRICK:
+ ret = -1;
+ gf_log (this->name, GF_LOG_DEBUG, "Operation not "
+ "permitted on tiered volume %s",
+ volinfo->volname);
+ break;
+ case GD_OP_REBALANCE:
+ switch (cmd) {
+ case GF_DEFRAG_CMD_START_TIER:
+ case GF_DEFRAG_CMD_STATUS_TIER:
+ case GF_DEFRAG_CMD_START_DETACH_TIER:
+ case GF_DEFRAG_CMD_STOP_DETACH_TIER:
+ case GF_DEFRAG_CMD_STATUS:
+ ret = 0;
+ break;
+ default:
+ gf_log (this->name, GF_LOG_DEBUG,
+ "Rebalance Operation not permitted"
+ " on tiered volume %s",
+ volinfo->volname);
+ ret = -1;
+ break;
+ }
+ break;
+ case GD_OP_REMOVE_BRICK:
+ switch (cmd) {
+ case GF_OP_CMD_DETACH_COMMIT_FORCE:
+ case GF_OP_CMD_DETACH_COMMIT:
+ case GF_OP_CMD_DETACH_START:
+ case GF_DEFRAG_CMD_STOP_DETACH_TIER:
+ ret = 0;
+ break;
+ default:
+ gf_log (this->name, GF_LOG_DEBUG,
+ "Remove brick operation not "
+ "permitted on tiered volume %s",
+ volinfo->volname);
+ ret = -1;
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+out:
+ return ret;
+}