Close all fds when running another program. This fixes the SELinux AVCs.

Put installation log files into /var/log.

430024

ipa-client/ipa-install/ipa-client-install

@@ -54,7 +54,7 @@ def logging_setup(options):
     # file.
     logging.basicConfig(level=logging.DEBUG,
                         format='%(asctime)s %(levelname)s %(message)s',
-                        filename='ipaclient-install.log',
+                        filename='/var/log/ipaclient-install.log',
                         filemode='w')
 
     console = logging.StreamHandler()