def is_ipv4_format(cls, candidate):
"""
Validating the IPv4 address format.
@param candidate: candidate string to validate
@str candidate: str
@return: True if correct IPv4 format
@rtype: bool
"""
if "." in candidate :
if len(candidate.split(".")) == 4 :
for num in candidate.split(".") :
if not isdigit(num) :
return False
return True
return False
def is_ipv4_format(cls, candidate):
"""
Validating the IPv4 address format.
@param candidate: candidate string to validate
@str candidate: str
@return: True if correct IPv4 format
@rtype: bool
"""
if "." in candidate:
if len(candidate.split(".")) == 4:
for num in candidate.split("."):
if not isdigit(num):
return False
return True
return False
def netmask_validate(cls, netmask):
"""
Check of netmask format
@param netmask: checked netmask
@type netmask: str
@return: True if netmask is valid
@rtype: bool
"""
if not NetUtils.is_ipv4_format(netmask) :
return False
for element in netmask.split("."):
if not isdigit(element):
return False
if int(element) not in SUBNET_BITS :
return False
return True
def netmask_validate(cls, netmask):
"""
Check of netmask format
@param netmask: checked netmask
@type netmask: str
@return: True if netmask is valid
@rtype: bool
"""
if not NetUtils.is_ipv4_format(netmask):
return False
for element in netmask.split("."):
if not isdigit(element):
return False
if int(element) not in SUBNET_BITS:
return False
return True
