本文整理汇总了Python中netaddr.IPAddress.__isub__方法的典型用法代码示例。如果您正苦于以下问题：Python IPAddress.__isub__方法的具体用法？Python IPAddress.__isub__怎么用？Python IPAddress.__isub__使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类netaddr.IPAddress的用法示例。
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示例1: test_07_add_iprange_superset
# 需要导入模块: from netaddr import IPAddress [as 别名]
# 或者: from netaddr.IPAddress import __isub__ [as 别名]
def test_07_add_iprange_superset(self):
"""Test adding ip range superset to existing CIDR
1.Add IP range in new CIDR
2.Try to add ip range superset to CIDR added in step1
"""
# call increment_cidr function to get exiting cidr from the setup and
# increment it
ip2 = self.increment_cidr()
test_nw = ip2.network
ip = IPAddress(test_nw)
# Add IP range in the new CIDR
test_gateway = ip.__add__(1)
test_startIp = ip.__add__(2)
test_endIp = ip.__add__(10)
test_startIp2 = ip.__add__(20)
test_endIp2 = ip.__add__(30)
# Populating services with new IP range
self.services["vlan_ip_range"]["startip"] = test_startIp
self.services["vlan_ip_range"]["endip"] = test_endIp
self.services["vlan_ip_range"]["gateway"] = test_gateway
self.services["vlan_ip_range"]["netmask"] = self.netmask
self.services["vlan_ip_range"]["zoneid"] = self.zone.id
self.services["vlan_ip_range"]["podid"] = self.pod.id
# create new vlan ip range
new_vlan = PublicIpRange.create(
self.apiclient,
self.services["vlan_ip_range"])
self.debug(
"Created new vlan range with startip:%s and endip:%s" %
(test_startIp, test_endIp))
self.cleanup.append(new_vlan)
new_vlan_res = new_vlan.list(self.apiclient, id=new_vlan.vlan.id)
# Compare list output with configured values
self.verify_vlan_range(new_vlan_res, self.services["vlan_ip_range"])
# Add ip range superset to the existing CIDR
# Following code finds the netmask superset to existing CIDR
cidr = ip2.cidr
mask_len = 2 ** (32 - cidr.prefixlen)
netmask = IPAddress(self.netmask)
superset = netmask.__isub__(mask_len)
# Add this superset netmask to services
self.services["vlan_ip_range"]["netmask"] = superset
self.services["vlan_ip_range"]["startip"] = test_startIp2
self.services["vlan_ip_range"]["endip"] = test_endIp2
self.debug("Adding IP range super set to existing CIDR")
try:
new_vlan2 = PublicIpRange.create(
self.apiclient,
self.services["vlan_ip_range"])
except CloudstackAPIException as cs:
self.debug(cs.errorMsg)
self.assertTrue(
cs.errorMsg.find("superset") > 0,
msg="Fail: CS allowed adding ip range\
superset to existing CIDR")
return
# Test will reach here if there is a bug in allowing superset ip range
self.cleanup.append(new_vlan2)
self.fail(
"CS should not allow adding ip range superset to existing CIDR")
return