From: Sage Weil <sage@redhat.com>
Date: Fri, 25 May 2018 01:40:48 +0000 (-0500)
Subject: auth/cephx/CephxProtocol: better random
X-Git-Tag: v12.2.6~3^2
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=b98db30e41bb623e2d03636aedabb6a5a59af596;p=ceph.git

auth/cephx/CephxProtocol: better random

Signed-off-by: Sage Weil <sage@redhat.com>
(cherry picked from commit 721d7e622bb4b301f0a69a6e236d25c49bd621ad)

- get_random_bytes(), not cct->random()
---

diff --git a/src/auth/cephx/CephxProtocol.cc b/src/auth/cephx/CephxProtocol.cc
index 98a0511eeb0c..cc5f44964c2a 100644
--- a/src/auth/cephx/CephxProtocol.cc
+++ b/src/auth/cephx/CephxProtocol.cc
@@ -296,7 +296,7 @@ CephXAuthorizer *CephXTicketHandler::build_authorizer(uint64_t global_id) const
 {
   CephXAuthorizer *a = new CephXAuthorizer(cct);
   a->session_key = session_key;
-  a->nonce = ((uint64_t)rand() << 32) + rand();
+  get_random_bytes((char*)&a->nonce, sizeof(a->nonce));
 
   __u8 authorizer_v = 1;
   ::encode(authorizer_v, a->bl);