Disable TLS by default

On SUSE distros, the default is for libvirtd to listen only on the
Unix Domain Socket. The libvirt client still provides remote access
via a SSH tunnel.
Index: libvirt-3.9.0/daemon/libvirtd.conf
===================================================================
--- libvirt-3.9.0.orig/daemon/libvirtd.conf
+++ libvirt-3.9.0/daemon/libvirtd.conf
@@ -18,8 +18,8 @@
 # It is necessary to setup a CA and issue server certificates before
 # using this capability.
 #
-# This is enabled by default, uncomment this to disable it
-#listen_tls = 0
+# This is disabled by default, uncomment this to enable it
+#listen_tls = 1
 
 # Listen for unencrypted TCP connections on the public TCP/IP port.
 # NB, must pass the --listen flag to the libvirtd process for this to
Index: libvirt-3.9.0/daemon/libvirtd-config.c
===================================================================
--- libvirt-3.9.0.orig/daemon/libvirtd-config.c
+++ libvirt-3.9.0/daemon/libvirtd-config.c
@@ -110,7 +110,7 @@ daemonConfigNew(bool privileged ATTRIBUT
     if (VIR_ALLOC(data) < 0)
         return NULL;
 
-    data->listen_tls = 1;
+    data->listen_tls = 0;
     data->listen_tcp = 0;
 
     if (VIR_STRDUP(data->tls_port, LIBVIRTD_TLS_PORT) < 0 ||
Index: libvirt-3.9.0/daemon/test_libvirtd.aug.in
===================================================================
--- libvirt-3.9.0.orig/daemon/test_libvirtd.aug.in
+++ libvirt-3.9.0/daemon/test_libvirtd.aug.in
@@ -2,7 +2,7 @@ module Test_libvirtd =
    ::CONFIG::
 
    test Libvirtd.lns get conf =
-        { "listen_tls" = "0" }
+        { "listen_tls" = "1" }
         { "listen_tcp" = "1" }
         { "tls_port" = "16514" }
         { "tcp_port" = "16509" }