feat: scripts/vminstall.sh installs an ssh-ready test VM unattended; TESTPLAN.md; vm-install skill

scripts/vminstall-server.py

@@ -0,0 +1,28 @@
+# vminstall-server.py <dir> <port>: serves <dir> to the installing VM (the
+# guest reaches the host as 10.0.2.2) and stores what it PUTs there (the
+# install log, the final status). Only on 127.0.0.1. Used by vminstall.sh.
+import http.server, os, sys
+
+root, port = sys.argv[1], int(sys.argv[2])
+os.chdir(root)
+
+
+class Handler(http.server.SimpleHTTPRequestHandler):
+    def do_PUT(self):
+        name = os.path.basename(self.path)
+        if not name:
+            self.send_error(400)
+            return
+        data = self.rfile.read(int(self.headers.get("Content-Length", 0)))
+        with open(name, "wb") as f:
+            f.write(data)
+        self.send_response(204)
+        self.end_headers()
+
+    def log_message(self, fmt, *args):
+        # requests.log: shows the live system reached the host, and when.
+        with open("requests.log", "a") as f:
+            f.write("%s %s\n" % (self.log_date_time_string(), fmt % args))
+
+
+http.server.ThreadingHTTPServer(("127.0.0.1", port), Handler).serve_forever()