electrum

commit d07fce0826b42ff426c0ba3d735658f402970fa6
parent beacf88420b3d572914ddf19395f97c6e2537daf
Author: SomberNight <somber.night@protonmail.com>
Date:   Tue, 26 Mar 2019 16:52:11 +0100

windows DNS resolution: handle domain with only AAAA records

this is getting too complicated :/

Diffstat:
M
electrum/network.py
 | 
7
++++---

1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/electrum/network.py b/electrum/network.py
@@ -540,9 +540,10 @@ class Network(PrintError):
                 answers = dns.resolver.query(host, dns.rdatatype.A)
                 addrs += [str(answer) for answer in answers]
             except dns.exception.DNSException as e:
-                # dns failed for some reason, e.g. dns.resolver.NXDOMAIN
-                # this is normal. Simply report back failure:
-                raise socket.gaierror(11001, 'getaddrinfo failed') from e
+                # dns failed for some reason, e.g. dns.resolver.NXDOMAIN this is normal.
+                # Simply report back failure; except if we already have some results.
+                if not addrs:
+                    raise socket.gaierror(11001, 'getaddrinfo failed') from e
             except BaseException as e:
                 # Possibly internal error in dnspython :( see #4483
                 print_error(f'dnspython failed to resolve dns (A) with error: {e}')