From 028f1af996bcfa542767dc379639ef2413a4140f Mon Sep 17 00:00:00 2001
From: Sage Weil <sage@redhat.com>
Date: Mon, 4 Feb 2019 03:34:33 -0600
Subject: [PATCH] auth: remove AUTH_UNKNOWN weirdness, hardcoded defaults.

This is what the old code does so I kept it but I don't think it makes any sense.
Same with the defaults; let's just set the config option to something valid.

Signed-off-by: Sage Weil <sage@redhat.com>
---
 src/auth/AuthRegistry.cc | 10 ++--------
 src/mon/MonClient.cc     |  6 ++++++
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/auth/AuthRegistry.cc b/src/auth/AuthRegistry.cc
index 58807b62152..9d325604c0d 100644
--- a/src/auth/AuthRegistry.cc
+++ b/src/auth/AuthRegistry.cc
@@ -55,14 +55,11 @@ void AuthRegistry::_parse_method_list(const string& s,
     } else if (i == "gss") {
       v->push_back(CEPH_AUTH_GSS);
     } else {
-      v->push_back(CEPH_AUTH_UNKNOWN);
       lderr(cct) << "WARNING: unknown auth protocol defined: " << i << dendl;
     }
   }
   if (v->empty()) {
-    lderr(cct) << "WARNING: no auth protocol defined, use 'cephx' by default"
-	       << dendl;
-    v->push_back(CEPH_AUTH_CEPHX);
+    lderr(cct) << "WARNING: no auth protocol defined" << dendl;
   }
   ldout(cct,20) << __func__ << " " << s << " -> " << *v << dendl;
 }
@@ -82,14 +79,11 @@ void AuthRegistry::_parse_mode_list(const string& s,
     } else if (i == "secure") {
       v->push_back(CEPH_CON_MODE_SECURE);
     } else {
-      v->push_back(CEPH_CON_MODE_UNKNOWN);
       lderr(cct) << "WARNING: unknown connection mode " << i << dendl;
     }
   }
   if (v->empty()) {
-    lderr(cct) << "WARNING: no connection modes defined, use 'crc' by default"
-	       << dendl;
-    v->push_back(CEPH_CON_MODE_CRC);
+    lderr(cct) << "WARNING: no connection modes defined" << dendl;
   }
   ldout(cct,20) << __func__ << " " << s << " -> " << *v << dendl;
 }
diff --git a/src/mon/MonClient.cc b/src/mon/MonClient.cc
index fd149192c8b..1ca1cedca3c 100644
--- a/src/mon/MonClient.cc
+++ b/src/mon/MonClient.cc
@@ -1515,6 +1515,9 @@ int MonConnection::get_auth_request(
   if (auth_method < 0) {
     vector<uint32_t> as;
     auth_registry->get_supported_methods(con->get_peer_type(), &as);
+    if (as.empty()) {
+      return -EACCES;
+    }
     auth_method = as.front();
   }
   *method = auth_method;
@@ -1522,6 +1525,9 @@ int MonConnection::get_auth_request(
 				     preferred_modes);
   ldout(cct,10) << __func__ << " method " << *method
 		<< " preferred_modes " << *preferred_modes << dendl;
+  if (preferred_modes->empty()) {
+    return -EACCES;
+  }
 
   if (auth) {
     auth.reset();
-- 
2.39.5