dbfb8d4626
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().
141 lines
3.1 KiB
Python
141 lines
3.1 KiB
Python
# Not tested:
|
|
# socket.fromfd()
|
|
# sktobj.getsockopt()
|
|
# sktobj.recvfrom()
|
|
# sktobj.sendto()
|
|
# sktobj.setblocking()
|
|
# sktobj.setsockopt()
|
|
# sktobj.shutdown()
|
|
|
|
|
|
from test_support import verbose
|
|
import socket
|
|
import os
|
|
import time
|
|
import string
|
|
|
|
def missing_ok(str):
|
|
try:
|
|
getattr(socket, str)
|
|
except AttributeError:
|
|
pass
|
|
|
|
print socket.error
|
|
|
|
print socket.AF_INET
|
|
|
|
print socket.SOCK_STREAM
|
|
print socket.SOCK_DGRAM
|
|
print socket.SOCK_RAW
|
|
print socket.SOCK_RDM
|
|
print socket.SOCK_SEQPACKET
|
|
|
|
for optional in ("AF_UNIX",
|
|
|
|
"SO_DEBUG", "SO_ACCEPTCONN", "SO_REUSEADDR", "SO_KEEPALIVE",
|
|
"SO_DONTROUTE", "SO_BROADCAST", "SO_USELOOPBACK", "SO_LINGER",
|
|
"SO_OOBINLINE", "SO_REUSEPORT", "SO_SNDBUF", "SO_RCVBUF",
|
|
"SO_SNDLOWAT", "SO_RCVLOWAT", "SO_SNDTIMEO", "SO_RCVTIMEO",
|
|
"SO_ERROR", "SO_TYPE", "SOMAXCONN",
|
|
|
|
"MSG_OOB", "MSG_PEEK", "MSG_DONTROUTE", "MSG_EOR",
|
|
"MSG_TRUNC", "MSG_CTRUNC", "MSG_WAITALL", "MSG_BTAG",
|
|
"MSG_ETAG",
|
|
|
|
"SOL_SOCKET",
|
|
|
|
"IPPROTO_IP", "IPPROTO_ICMP", "IPPROTO_IGMP",
|
|
"IPPROTO_GGP", "IPPROTO_TCP", "IPPROTO_EGP",
|
|
"IPPROTO_PUP", "IPPROTO_UDP", "IPPROTO_IDP",
|
|
"IPPROTO_HELLO", "IPPROTO_ND", "IPPROTO_TP",
|
|
"IPPROTO_XTP", "IPPROTO_EON", "IPPROTO_BIP",
|
|
"IPPROTO_RAW", "IPPROTO_MAX",
|
|
|
|
"IPPORT_RESERVED", "IPPORT_USERRESERVED",
|
|
|
|
"INADDR_ANY", "INADDR_BROADCAST", "INADDR_LOOPBACK",
|
|
"INADDR_UNSPEC_GROUP", "INADDR_ALLHOSTS_GROUP",
|
|
"INADDR_MAX_LOCAL_GROUP", "INADDR_NONE",
|
|
|
|
"IP_OPTIONS", "IP_HDRINCL", "IP_TOS", "IP_TTL",
|
|
"IP_RECVOPTS", "IP_RECVRETOPTS", "IP_RECVDSTADDR",
|
|
"IP_RETOPTS", "IP_MULTICAST_IF", "IP_MULTICAST_TTL",
|
|
"IP_MULTICAST_LOOP", "IP_ADD_MEMBERSHIP",
|
|
"IP_DROP_MEMBERSHIP",
|
|
):
|
|
missing_ok(optional)
|
|
|
|
hostname = socket.gethostname()
|
|
ip = socket.gethostbyname(hostname)
|
|
hname, aliases, ipaddrs = socket.gethostbyaddr(ip)
|
|
all_host_names = [hname] + aliases
|
|
|
|
if verbose:
|
|
print hostname
|
|
print ip
|
|
print hname, aliases, ipaddrs
|
|
print all_host_names
|
|
|
|
for name in all_host_names:
|
|
if string.find(name, '.'):
|
|
break
|
|
else:
|
|
print 'FQDN not found'
|
|
|
|
print socket.getservbyname('telnet', 'tcp')
|
|
try:
|
|
socket.getservbyname('telnet', 'udp')
|
|
except socket.error:
|
|
pass
|
|
|
|
|
|
try:
|
|
PORT = 50007
|
|
if os.fork():
|
|
# parent is server
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
s.bind(hostname, PORT)
|
|
s.listen(1)
|
|
if verbose:
|
|
print 'parent accepting'
|
|
conn, addr = s.accept()
|
|
if verbose:
|
|
print 'connected by', addr
|
|
# couple of interesting tests while we've got a live socket
|
|
f = conn.fileno()
|
|
if verbose:
|
|
print 'fileno:', f
|
|
p = conn.getpeername()
|
|
if verbose:
|
|
print 'peer:', p
|
|
n = conn.getsockname()
|
|
if verbose:
|
|
print 'sockname:', n
|
|
f = conn.makefile()
|
|
if verbose:
|
|
print 'file obj:', f
|
|
while 1:
|
|
data = conn.recv(1024)
|
|
if not data:
|
|
break
|
|
if verbose:
|
|
print 'received:', data
|
|
conn.send(data)
|
|
conn.close()
|
|
os._exit(0)
|
|
else:
|
|
# child is client
|
|
time.sleep(1)
|
|
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
|
|
if verbose:
|
|
print 'child connecting'
|
|
s.connect(hostname, PORT)
|
|
msg = 'socket test'
|
|
s.send(msg)
|
|
data = s.recv(1024)
|
|
if msg <> data:
|
|
print 'parent/client mismatch'
|
|
s.close()
|
|
except socket.error:
|
|
pass
|