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Check '::' really supports both IPv6 and IPv4

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socket.has_dualstack_ipv6() checks current runtime environment
really works with both IPv6 and IPv4.
This commit is contained in:
YOKOTA Hiroshi 2023-11-20 20:43:56 +09:00
parent 8a400c83b2
commit dc4ba2e18b
1 changed files with 2 additions and 1 deletions
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3
src/calibre/srv/opts.py
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@ -11,6 +11,7 @@ from collections import OrderedDict, namedtuple
from functools import partial
from itertools import zip_longest
from operator import attrgetter
from socket import has_dualstack_ipv6
from calibre.constants import config_dir
from calibre.utils.localization import _
@ -110,7 +111,7 @@ raw_options = (
' there are more than this number of items. Set to zero to disable.'),
_('The interface on which to listen for connections'),
'listen_on', '::',
'listen_on', '::' if has_dualstack_ipv6() else '0.0.0.0',
_('The default is to listen on all available IPv6 and IPv4 interfaces. You can change this to, for'
' example, "127.0.0.1" to only listen for connections from the local machine, or'
' to "::" to listen to all incoming IPv6 and IPv4 connections.'),