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more robust fish_config IPv6 detection

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Fixes #3530
This commit is contained in:
Kurtis Rader
2016-11-10 15:43:59 -08:00
parent 7356987e6e
commit 47a9f99523
1 changed files with 3 additions and 11 deletions
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14
share/tools/web_config/webconfig.py
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@@ -19,14 +19,6 @@ else:
import socketserver as SocketServer
from urllib.parse import parse_qs
# Check to see if IPv6 is enabled in the kernel
HAS_IPV6 = True
try:
s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
s.close()
except:
HAS_IPV6 = False
# Disable CLI web browsers
term = os.environ.pop('TERM', None)
import webbrowser
@@ -34,7 +26,7 @@ if term:
os.environ['TERM'] = term
import subprocess
import re, socket, cgi, select, time, glob, random, string, binascii
import re, cgi, select, time, glob, random, string, binascii
try:
import json
except ImportError:
@@ -466,7 +458,7 @@ class FishConfigTCPServer(SocketServer.TCPServer):
"""TCPServer that only accepts connections from localhost (IPv4/IPv6)."""
WHITELIST = set(['::1', '::ffff:127.0.0.1', '127.0.0.1'])
address_family = socket.AF_INET6 if HAS_IPV6 else socket.AF_INET
address_family = socket.AF_INET6 if socket.has_ipv6 else socket.AF_INET
def verify_request(self, request, client_address):
return client_address[0] in FishConfigTCPServer.WHITELIST
@@ -968,7 +960,7 @@ authkey = binascii.b2a_hex(os.urandom(16)).decode('ascii')
# Try to find a suitable port
PORT = 8000
HOST = "::" if HAS_IPV6 else "localhost"
HOST = "::" if socket.has_ipv6 else "localhost"
while PORT <= 9000:
try:
Handler = FishConfigHTTPRequestHandler