admin: Introduce virAdmConnectSetLoggingOutputs

Enable libvirt users to modify daemon's logging output settings from outside.
If either an empty string or NULL is passed, a default logging output will be
used the same way as it would be in case writing an empty string to the
libvirtd.conf

Signed-off-by: Erik Skultety <eskultet@redhat.com>

daemon/admin.c

@@ -415,6 +415,16 @@ adminConnectGetLoggingFilters(char **filters, unsigned int flags)
     return ret;
 }
 
+static int
+adminConnectSetLoggingOutputs(virNetDaemonPtr dmn ATTRIBUTE_UNUSED,
+                              const char *outputs,
+                              unsigned int flags)
+{
+    virCheckFlags(0, -1);
+
+    return virLogSetOutputs(outputs);
+}
+
 static int
 adminDispatchConnectGetLoggingOutputs(virNetServerPtr server ATTRIBUTE_UNUSED,
                                       virNetServerClientPtr client ATTRIBUTE_UNUSED,