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-rw-r--r--xlators/mgmt/glusterd/src/glusterd-handler.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-handler.c b/xlators/mgmt/glusterd/src/glusterd-handler.c
index 51b859857b2..63d53ef2a1e 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handler.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handler.c
@@ -1753,6 +1753,20 @@ glusterd_handle_probe_query (rpcsvc_request_t *req)
gf_log ("glusterd", GF_LOG_INFO,
"Received probe from uuid: %s", uuid_utoa (probe_req.uuid));
+ /* Check for uuid collision and handle it in a user friendly way by
+ * sending the error.
+ */
+ if (!uuid_compare (probe_req.uuid, MY_UUID)) {
+ gf_log (THIS->name, GF_LOG_ERROR, "Peer uuid %s is same as "
+ "local uuid. Please check the uuid of both the peers "
+ "from %s/%s", uuid_utoa (probe_req.uuid),
+ GLUSTERD_DEFAULT_WORKDIR, GLUSTERD_INFO_FILE);
+ rsp.op_ret = -1;
+ rsp.op_errno = GF_PROBE_SAME_UUID;
+ rsp.port = port;
+ goto respond;
+ }
+
ret = glusterd_remote_hostname_get (req, remote_hostname,
sizeof (remote_hostname));
if (ret) {
@@ -1777,6 +1791,7 @@ glusterd_handle_probe_query (rpcsvc_request_t *req)
}
}
+respond:
uuid_copy (rsp.uuid, conf->uuid);
rsp.hostname = probe_req.hostname;