electrum

commit 6802bcb960bb4832b6a83b75aa62f46d3a248aee
parent a669c6b765410d41ce774cc346872325ffd5e6d7
Author: SomberNight <somber.night@protonmail.com>
Date:   Tue, 25 Aug 2020 16:57:10 +0200

windows dns hack: fix #6473

Diffstat:
M
electrum/dns_hacks.py
 | 
8
++++++--

1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/electrum/dns_hacks.py b/electrum/dns_hacks.py
@@ -32,8 +32,12 @@ def configure_dns_depending_on_proxy(is_proxy: bool) -> None:
             # On Windows, socket.getaddrinfo takes a mutex, and might hold it for up to 10 seconds
             # when dns-resolving. To speed it up drastically, we resolve dns ourselves, outside that lock.
             # See https://github.com/spesmilo/electrum/issues/4421
-            _prepare_windows_dns_hack()
-            socket.getaddrinfo = _fast_getaddrinfo
+            try:
+                _prepare_windows_dns_hack()
+            except Exception as e:
+                _logger.exception('failed to apply windows dns hack.')
+            else:
+                socket.getaddrinfo = _fast_getaddrinfo
         else:
             socket.getaddrinfo = socket._getaddrinfo