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Rewrite the `hostname mismatch' test as per GvR suggestion.

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Don't assume gethostbyaddr()'s primary hostname is the same as
gethostname(), or even that gethostname() can be found in the list of
hosts returned by gethostbyaddr().  We do test for at least one FQDN
in gethostbyaddr().
This commit is contained in:
Barry Warsaw 1997-01-13 19:35:39 +00:00
parent d08735a54b
commit dbfb8d4626
1 changed files with 8 additions and 2 deletions
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10
Lib/test/test_socket.py
View file

@ -12,6 +12,7 @@ from test_support import verbose
import socket import socket
import os import os
import time import time
import string
def missing_ok(str): def missing_ok(str):
try: try:
@ -67,14 +68,19 @@ for optional in ("AF_UNIX",
hostname = socket.gethostname() hostname = socket.gethostname()
ip = socket.gethostbyname(hostname) ip = socket.gethostbyname(hostname)
hname, aliases, ipaddrs = socket.gethostbyaddr(ip) hname, aliases, ipaddrs = socket.gethostbyaddr(ip)
all_host_names = [hname] + aliases
if verbose: if verbose:
print hostname print hostname
print ip print ip
print hname, aliases, ipaddrs print hname, aliases, ipaddrs
print all_host_names
if hostname <> hname: for name in all_host_names:
print 'hostname mismatch' if string.find(name, '.'):
break
else:
print 'FQDN not found'
print socket.getservbyname('telnet', 'tcp') print socket.getservbyname('telnet', 'tcp')
try: try: