dird: show current and allowed console connections

When the allowed number of console connectinos was exceeded, before
only the fact that it is exceeded was logged without numbers.

Now both the allowed maximum and the current value are printed.

core/src/dird/authenticate_console.cc

@@ -354,17 +354,16 @@ static void LogErrorMessage(std::string console_name, UaContext* ua)
         ua->UA_sock->port());
 }
 
-static bool NumberOfConsoleConnectionsExceeded()
+static uint32_t CurrentNumberOfConsoleConnections()
 {
   JobControlRecord* jcr;
-  unsigned int cnt = 0;
+  uint32_t cnt = 0;
 
   foreach_jcr (jcr) {
     if (jcr->is_JobType(JT_CONSOLE)) { cnt++; }
   }
   endeach_jcr(jcr);
-
-  return (cnt >= me->MaxConsoleConnections) ? true : false;
+  return cnt;
 }
 
 static bool GetConsoleNameAndVersion(BareosSocket* ua_sock,
@@ -407,10 +406,12 @@ static ConsoleAuthenticator* CreateConsoleAuthenticator(UaContext* ua)
 
 bool AuthenticateConsole(UaContext* ua)
 {
-  if (NumberOfConsoleConnectionsExceeded()) {
+  uint32_t ConsoleConnections = CurrentNumberOfConsoleConnections();
+  if (ConsoleConnections >= me->MaxConsoleConnections) {
     Emsg0(M_ERROR, 0,
           _("Number of console connections exceeded "
-            "MaximumConsoleConnections\n"));
+            "Maximum :%u, Current: %u\n"),
+          me->MaxConsoleConnections, ConsoleConnections);
     return false;
   }