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from socket import (socket,
AF_INET, SOCK_STREAM,
error as socket_error, timeout as socket_timeout)
from logging import info
from errno import ETIMEDOUT, ENETUNREACH, EISCONN
def connectTcp(host, port, timeout):
"""
timeout can be 'None' (no timeout)
"""
try:
conn = socket(AF_INET, SOCK_STREAM)
conn.settimeout(timeout)
conn.connect((host,port))
conn.close()
info("connectTcp(%s, %s, timeout=%s): success" % (host, port, timeout))
return True
except socket_timeout:
info("connectTcp(%s, %s, timeout=%s): timeout" % (host, port, timeout))
return False
except socket_error, err:
info("connectTcp(%s, %s, timeout=%s): socket error: %s" % (host, port, timeout, err))
return False
def connectTcpFail(host, port, timeout):
"""
timeout can be 'None' (no timeout)
"""
try:
conn = socket(AF_INET, SOCK_STREAM)
conn.settimeout(timeout)
conn.connect((host,port))
conn.close()
info("connectTcp(%s, %s, timeout=%s): success" % (host, port, timeout))
return EISCONN
except socket_timeout:
info("connectTcp(%s, %s, timeout=%s): timeout" % (host, port, timeout))
return ETIMEDOUT
except socket_error, (code, msg):
info("connectTcp(%s, %s, timeout=%s): socket error: %s, %s" % (host, port, timeout, code, msg))
return code
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