[PD] Fix prefill bootstrap registration failure with --host 0.0.0.0 (#27608)

2026-06-10 09:15:26 +08:00
parent 2947781ce6
commit 77c4d53f19
2 changed files with 53 additions and 0 deletions
@@ -392,6 +392,11 @@ class CommonKVManager(BaseKVManager):
        else:
            # Single-node case: bootstrap server's host is the same as http server's host
            host = self.bootstrap_host
+            # If the server was bound to the wildcard address (0.0.0.0 / ::), use the
+            # actual local IP instead — a PUT to http://0.0.0.0:<port>/route is rejected
+            # with 403 by aiohttp ≥3.9 because 0.0.0.0 is not a valid HTTP Host value.
+            if host in ("0.0.0.0", "::"):
+                host = self.local_ip

        bootstrap_na = NetworkAddress(host, self.bootstrap_port)
        url = f"{bootstrap_na.to_url()}/route"