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-rw-r--r--xlators/mgmt/glusterd/src/glusterd-handler.c3
-rw-r--r--xlators/mgmt/glusterd/src/glusterd-handshake.c19
2 files changed, 20 insertions, 2 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-handler.c b/xlators/mgmt/glusterd/src/glusterd-handler.c
index 54d6bfb51f4..3971bb56a91 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handler.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handler.c
@@ -3837,7 +3837,8 @@ glusterd_xfer_friend_add_resp (rpcsvc_request_t *req, char *myhostname,
gf_msg ("glusterd", GF_LOG_INFO, 0,
GD_MSG_RESPONSE_INFO,
- "Responded to %s (%d), ret: %d", remote_hostname, port, ret);
+ "Responded to %s (%d), ret: %d, op_ret: %d", remote_hostname,
+ port, ret, op_ret);
GF_FREE (rsp.hostname);
return ret;
}
diff --git a/xlators/mgmt/glusterd/src/glusterd-handshake.c b/xlators/mgmt/glusterd/src/glusterd-handshake.c
index b53e0968398..59e6c19f8df 100644
--- a/xlators/mgmt/glusterd/src/glusterd-handshake.c
+++ b/xlators/mgmt/glusterd/src/glusterd-handshake.c
@@ -1028,8 +1028,25 @@ gd_validate_mgmt_hndsk_req (rpcsvc_request_t *req, dict_t *dict)
if (ret)
return _gf_false;
+ /* If peer object is not found it indicates that request is from an
+ * unknown peer, if its found, validate whether its uuid is also
+ * available in the peerinfo list. There could be a case where hostname
+ * is available in the peerinfo list but the uuid has changed of the
+ * node due to a reinstall, in that case the validation should fail!
+ */
rcu_read_lock ();
- ret = (glusterd_peerinfo_find (NULL, hostname) == NULL);
+ peer = glusterd_peerinfo_find (NULL, hostname);
+ if (!peer) {
+ ret = -1;
+ } else if (peer && glusterd_peerinfo_find (peer_uuid, NULL) != NULL) {
+ ret = 0;
+ } else {
+ gf_msg (this->name, GF_LOG_ERROR, 0,
+ GD_MSG_HANDSHAKE_REQ_REJECTED, "Request from peer %s "
+ "has an entry in peerinfo, but uuid does not match",
+ req->trans->peerinfo.identifier);
+ ret = -1;
+ }
rcu_read_unlock ();
if (ret) {