def testIsIpValid(self):
addresses = ('10.18.1.254', '10.50.25.177', '250.0.0.1', '20.20.25.25')
badAddresses = ('192.168.1.256', '10.50.25.1777', '256.0.0.1',
'20.20.25.25.25')
for address in badAddresses:
with self.assertRaises(neterrors.ConfigNetworkError) \
as cneContext:
IPv4.validateAddress(address)
self.assertEqual(cneContext.exception.errCode,
neterrors.ERR_BAD_ADDR)
for address in addresses:
self.assertEqual(IPv4.validateAddress(address), None)
def testIsNetmaskValid(self):
masks = ('254.0.0.0', '255.255.255.0', '255.255.255.128',
'255.255.255.224')
badMasks = ('192.168.1.0', '10.50.25.17', '255.0.255.0', '253.0.0.0')
for mask in badMasks:
with self.assertRaises(neterrors.ConfigNetworkError) \
as cneContext:
IPv4.validateNetmask(mask)
self.assertEqual(cneContext.exception.errCode,
neterrors.ERR_BAD_ADDR)
for mask in masks:
self.assertEqual(IPv4.validateNetmask(mask), None)
def testIsNetmaskValid(self):
masks = ('254.0.0.0', '255.255.255.0', '255.255.255.128',
'255.255.255.224')
badMasks = ('192.168.1.0', '10.50.25.17', '255.0.255.0',
'253.0.0.0')
for mask in badMasks:
with self.assertRaises(neterrors.ConfigNetworkError) \
as cneContext:
IPv4.validateNetmask(mask)
self.assertEqual(cneContext.exception.errCode,
neterrors.ERR_BAD_ADDR)
for mask in masks:
self.assertEqual(IPv4.validateNetmask(mask), None)
def testIsIpValid(self):
addresses = ('10.18.1.254', '10.50.25.177', '250.0.0.1',
'20.20.25.25')
badAddresses = ('192.168.1.256', '10.50.25.1777', '256.0.0.1',
'20.20.25.25.25')
for address in badAddresses:
with self.assertRaises(neterrors.ConfigNetworkError) \
as cneContext:
IPv4.validateAddress(address)
self.assertEqual(cneContext.exception.errCode,
neterrors.ERR_BAD_ADDR)
for address in addresses:
self.assertEqual(IPv4.validateAddress(address), None)
def objectivizeNetwork(bridge=None,
vlan=None,
bonding=None,
bondingOptions=None,
nics=None,
mtu=None,
ipaddr=None,
netmask=None,
gateway=None,
bootproto=None,
_netinfo=None,
configurator=None,
blockingdhcp=None,
implicitBonding=None,
defaultRoute=None,
**opts):
"""
Constructs an object hierarchy that describes the network configuration
that is passed in the parameters.
:param bridge: name of the bridge.
:param vlan: vlan tag id.
:param bonding: name of the bond.
:param bondingOptions: bonding options separated by spaces.
:param nics: list of nic names.
:param mtu: the desired network maximum transmission unit.
:param ipaddr: IPv4 address in dotted decimal format.
:param netmask: IPv4 mask in dotted decimal format.
:param gateway: IPv4 address in dotted decimal format.
:param bootproto: protocol for getting IP config for the net, e.g., 'dhcp'
:param _netinfo: network information snapshot.
:param configurator: instance to use to apply the network configuration.
:param blockingdhcp: whether to acquire dhcp IP config in a synced manner.
:param implicitBonding: whether the bond's existance is tied to it's
master's.
:param defaultRoute: Should this network's gateway be set in the main
routing table?
:returns: the top object of the hierarchy.
"""
if configurator is None:
configurator = Ifcfg()
if _netinfo is None:
_netinfo = netinfo.NetInfo()
if bondingOptions and not bonding:
raise ConfigNetworkError(
ne.ERR_BAD_BONDING, 'Bonding options '
'specified without bonding')
topNetDev = None
if bonding:
topNetDev = Bond.objectivize(bonding, configurator, bondingOptions,
nics, mtu, _netinfo, implicitBonding)
elif nics:
try:
nic, = nics
except ValueError:
raise ConfigNetworkError(
ne.ERR_BAD_BONDING, 'Multiple nics '
'require a bonding device')
else:
bond = _netinfo.getBondingForNic(nic)
if bond:
raise ConfigNetworkError(
ne.ERR_USED_NIC, 'nic %s already '
'enslaved to %s' % (nic, bond))
topNetDev = Nic(nic, configurator, mtu=mtu, _netinfo=_netinfo)
if vlan:
topNetDev = Vlan(topNetDev, vlan, configurator, mtu=mtu)
if bridge:
topNetDev = Bridge(bridge,
configurator,
port=topNetDev,
mtu=mtu,
stp=opts.get('stp'),
forwardDelay=int(opts.get('forward_delay', 0)))
if topNetDev is None:
raise ConfigNetworkError(ne.ERR_BAD_PARAMS, 'Network defined without'
'devices.')
topNetDev.ip = IpConfig(inet=IPv4(ipaddr, netmask, gateway, defaultRoute),
bootproto=bootproto,
blocking=utils.tobool(blockingdhcp))
return topNetDev
