test-example: Provide test which uses unshare(8)

[secnet] / test-example / README

diff --git a/test-example/README b/test-example/README
index 4c2eca3..7ec95ea 100644 (file)
--- a/test-example/README
+++ b/test-example/README
@@ -24,3 +24,8 @@ For running under valgrind memcheck, do something like this:
     --leak-check=full --suppressions=test-example/memcheck.suppressions \
     ./secnet -dvnc test-example/outside.conf
 NB that --num-callers is needed as secnet's stack can be deep.
+
+The config file outside-unshare.conf can be used on Linux in
+conjunction with test-example/fake-userv and a built checkout of
+userv-utils.git to run the "outside" copy of secnet in a new "network
+namespace".