optimize: shuffle-drain pool (no repeat chains), executor for fetchers, DEVNULL pipes, verify=False validator, IP fallbacks, +/- hop topbar, timestamps, countdown, rotation counter, blacklist bad proxies

Made-with: Cursor

proxy_chain_manager/gost_util.py

@@ -68,12 +68,14 @@ def build_gost_cmd(gost: Path, listen_http: str, forwards: list[str]) -> list[st
 
 
 def popen_no_window(args: list[str]) -> subprocess.Popen:
+    # Use DEVNULL for both pipes — GOST writes logs to stderr, leaving pipes
+    # unread would fill the OS buffer and deadlock the child process.
     cr = getattr(subprocess, "CREATE_NO_WINDOW", 0)
     return subprocess.Popen(
         args,
         stdin=subprocess.DEVNULL,
-        stdout=subprocess.PIPE,
-        stderr=subprocess.PIPE,
+        stdout=subprocess.DEVNULL,
+        stderr=subprocess.DEVNULL,
         creationflags=cr,
     )