ostree: introduce optional subpath feature

osbuild/testutil/net.py

@@ -4,8 +4,10 @@ network related utilities
 """
 import contextlib
 import http.server
+import os
 import socket
 import ssl
+import sys
 import threading
 
 try:
@@ -25,6 +27,12 @@ except ImportError:
 from .atomic import AtomicCounter
 
 
+def print_dir(directory):
+    for root, _, files in os.walk(directory):
+        for fn in files:
+            print(os.path.join(root, fn))
+
+
 def _get_free_port():
     s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
     s.bind(("localhost", 0))
@@ -47,6 +55,8 @@ class SilentHTTPRequestHandler(http.server.SimpleHTTPRequestHandler):
 class DirHTTPServer(ThreadingHTTPServer):
     def __init__(self, *args, directory=None, simulate_failures=0, **kwargs):
         super().__init__(*args, **kwargs)
+        print("Serving:", file=sys.stderr)
+        print_dir(directory)
         self.directory = directory
         self.simulate_failures = AtomicCounter(simulate_failures)
         self.reqs = AtomicCounter()