init

server.py

@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+"""Simple HTTP backend with configurable delay via X-Delay header."""
+import http.server
+import time
+import socketserver
+
+class BackendHandler(http.server.BaseHTTPRequestHandler):
+    def do_GET(self):
+        delay = float(self.headers.get('X-Delay', '5'))
+        time.sleep(delay)
+        self.send_response(200)
+        self.send_header('Content-Type', 'text/plain')
+        self.end_headers()
+        self.wfile.write(b'backend ok\n')
+
+    def do_POST(self):
+        length = int(self.headers.get('Content-Length', 0))
+        self.rfile.read(length)
+        delay = float(self.headers.get('X-Delay', '5'))
+        time.sleep(delay)
+        self.send_response(200)
+        self.send_header('Content-Type', 'text/plain')
+        self.end_headers()
+        self.wfile.write(b'backend ok\n')
+
+    def log_message(self, format, *args):
+        pass
+
+socketserver.TCPServer.allow_reuse_address = True
+with socketserver.TCPServer(("127.0.0.1", 19323), BackendHandler) as httpd:
+    print("Backend on :19323")
+    httpd.serve_forever()