def normalizeStaticIp(self,
ipaddress,
netmask="255.255.255.0",
gateway=None,
nameservers=None):
"""Normalize static IP options for network configuration.
As implemented only supports IPv4.
ipaddress
IP address.
netmask
netmask.
Defaults to 255.255.255.0.
gateway
gateway.
If None then default to ip.1.
nameservers
one nameserver or a list of nameservers.
If None then default to gateway.
If empty list then remove option.
return
a NetworkConfigurationStaticParameters instance."""
# also see http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Installation_Guide/s1-kickstart2-options.html
# sanity check
ipaddress = IPAddress.asString(ipaddress)
if not re.match(r"^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$",
ipaddress):
raise Exception(
"won't accept apparently impossible IP address {0}".format(
ipaddress))
netmask = IPAddress.asString(netmask)
if gateway is None:
# default to ip.1
gateway = IPAddress.bitOr(IPAddress.bitAnd(ipaddress, netmask),
"0.0.0.1")
gateway = IPAddress.asString(gateway)
if nameservers is None:
# default to gateway
nameservers = [gateway]
elif not isinstance(nameservers, list):
# process one as a list of one
nameservers = [nameservers]
else:
# given a list already
nameservers = nameservers
nameserversStrings = [
IPAddress.asString(oneNameserver) for oneNameserver in nameservers
]
normalized = NetworkConfigurationStaticParameters(
ipaddress=ipaddress,
netmask=netmask,
gateway=gateway,
nameservers=nameserversStrings)
return normalized
def normalizeStaticIp(self, ipaddress, netmask="255.255.255.0", gateway=None, nameservers=None):
"""Normalize static IP options for network configuration.
As implemented only supports IPv4.
ipaddress
IP address.
netmask
netmask.
Defaults to 255.255.255.0.
gateway
gateway.
If None then default to ip.1.
nameservers
one nameserver or a list of nameservers.
If None then default to gateway.
If empty list then remove option.
return
a NetworkConfigurationStaticParameters instance."""
# also see http://docs.redhat.com/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Installation_Guide/s1-kickstart2-options.html
# sanity check
ipaddress = IPAddress.asString(ipaddress)
if not re.match(r"^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$", ipaddress):
raise Exception("won't accept apparently impossible IP address {0}".format(ipaddress))
netmask = IPAddress.asString(netmask)
if gateway is None:
# default to ip.1
gateway = IPAddress.bitOr(IPAddress.bitAnd(ipaddress, netmask), "0.0.0.1")
gateway = IPAddress.asString(gateway)
if nameservers is None:
# default to gateway
nameservers = [gateway]
elif not isinstance(nameservers, list):
# process one as a list of one
nameservers = [nameservers]
else:
# given a list already
nameservers = nameservers
nameserversStrings = [IPAddress.asString(oneNameserver) for oneNameserver in nameservers]
normalized = NetworkConfigurationStaticParameters(ipaddress=ipaddress,
netmask=netmask,
gateway=gateway,
nameservers=nameserversStrings)
return normalized
def localprefix(self):
return IPAddress.bitAnd(self.ipaddress, self.netmask)
def localprefix(self):
return IPAddress.bitAnd(self.ipaddress, self.netmask)
