Improve the UX around sample config generation
This commit just adds some documentation around using the sample config
generator. It also adds a wrapper script that sets the env variable for
running the oslo generator script with tempest.
Change-Id: I860b17defeeb85174e68b1e8b046b0e43c30683b
diff --git a/HACKING.rst b/HACKING.rst
index 377c647..a74ff73 100644
--- a/HACKING.rst
+++ b/HACKING.rst
@@ -186,3 +186,9 @@
- Scenario tests
- API tests that have a wide focus
+
+Sample Configuration File
+-------------------------
+The sample config file is autogenerated using a script. If any changes are made
+to the config variables in tempest then the sample config file must be
+regenerated. This can be done running the script: tools/generate_sample.sh