Only restrict root user from using the interactive interfaces (socket…

…s/CORBA)

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@23192 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

Compiler/Main/Main.mo

@@ -844,13 +844,10 @@ algorithm
   end if;
 
   // Don't allow running omc as root due to security risks.
-  if System.userIsRoot() then
-    print(System.gettext("You are trying to run OpenModelica as root.\n"));
-    print("This is a very bad idea. Why you ask?\n");
-    print("* The socket interface does not authenticate the user.\n");
-    print("* OpenModelica allows execution of arbitrary commands.\n");
-    print("The good news is there is no reason to run OpenModelica as root.\n");
-    return;
+  if System.userIsRoot() and (Flags.isSet(Flags.INTERACTIVE) or Flags.isSet(Flags.INTERACTIVE_CORBA)) then
+    Error.addMessage(Error.ROOT_USER_INTERACTIVE, {});
+    print(ErrorExt.printMessagesStr(false));
+    fail();
   end if;
 
   // Setup mingw path only once

Compiler/Util/Error.mo

@@ -774,6 +774,8 @@ public constant Message CLASS_NOT_FOUND = MESSAGE(555, SCRIPTING(), WARNING(),
   Util.gettext("Class %s not found inside class %s."));
 public constant Message NOTIFY_LOAD_MODEL_FAILED = MESSAGE(556, SCRIPTING(), NOTIFICATION(),
   Util.gettext("Skipped loading package %s (%s) using MODELICAPATH %s (uses-annotation may be wrong)."));
+public constant Message ROOT_USER_INTERACTIVE = MESSAGE(557, SCRIPTING(), ERROR(),
+  Util.gettext("You are trying to run OpenModelica as a server using the root user.\nThis is a very bad idea:\n* The socket interface does not authenticate the user.\n* OpenModelica allows execution of arbitrary commands."));
 
 public constant Message MATCH_SHADOWING = MESSAGE(5001, TRANSLATION(), ERROR(),
   Util.gettext("Local variable '%s' shadows another variable."));