cloudstack/test/integration/component/test_non_contiguous_vlan.py
Gaurav Aradhye 8a6694b396 CLOUDSTACK: 2238 - Automation - Adding non contiguous VLAN ranges feature test cases
Signed-off-by: SrikanteswaraRao Talluri <talluri@apache.org>
2013-10-29 23:44:06 +05:30

447 lines
18 KiB
Python

# Licensed to the Apache Software Foundation (ASF) under one
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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
""" P1 tests for Non contiguous VLAN ranges
Test Plan: https://cwiki.apache.org/confluence/download/attachments/30760993/Non-Contiguous_VLAN_Ranges_TestPlan.xlsx
Issue Link: https://issues.apache.org/jira/browse/CLOUDSTACK-2238
Feature Specifications: https://cwiki.apache.org/confluence/display/CLOUDSTACK/Support+non-contiguous+VLAN+ranges
"""
#Import local modules
from marvin.cloudstackTestCase import *
from marvin.cloudstackAPI import *
from marvin.cloudstackTestCase import cloudstackTestCase
from marvin.integration.lib.base import Account
from marvin.integration.lib.base import PhysicalNetwork
from marvin.integration.lib.common import *
from nose.plugins.attrib import attr
class Services():
def __init__(self):
self.services = {
"vlan": {
"partial_range": ["",""],
"full_range": "",
},
"account": {
"email": "test@test.com",
"firstname": "Test",
"lastname": "User",
"username": "test",
# Random characters are appended in create account to
# ensure unique username generated each time
"password": "password",
},
"virtual_machine": {
"displayname": "testserver",
"username": "root", # VM creds for SSH
"password": "password",
"ssh_port": 22,
"hypervisor": 'XenServer',
"privateport": 22,
"publicport": 22,
"protocol": 'TCP',
},
"service_offering": {
"name": "Tiny Instance",
"displaytext": "Tiny Instance",
"cpunumber": 1,
"cpuspeed": 100, # in MHz
"memory": 128, # In MBs
},
"ostype": 'CentOS 5.6 (64-bit)',
}
@attr(tags = ["simulator", "advanced"])
class TestNonContiguousVLANRanges(cloudstackTestCase):
"""
Test to add non contiguous vlan ranges into existing physical network
"""
@classmethod
def setUpClass(cls):
cls.api_client = super(TestNonContiguousVLANRanges, cls).getClsTestClient().getApiClient()
cls.services = Services().services
# Get Zone, pod, domain
cls.zone = get_zone(cls.api_client, cls.services)
cls.pod = get_pod(cls.api_client, cls.zone.id, cls.services)
cls.domain = get_domain(cls.api_client, cls.services)
cls.service_offering = ServiceOffering.create(
cls.api_client,
cls.services["service_offering"]
)
cls.template = get_template(
cls.api_client,
cls.zone.id,
cls.services["ostype"]
)
cls.services["virtual_machine"]["template"] = cls.template.id
cls.services["virtual_machine"]["zoneid"] = cls.zone.id
cls._cleanup = [cls.service_offering]
return
@classmethod
def tearDownClass(cls):
try:
cleanup_resources(cls.api_client, cls._cleanup)
except Exception as e:
raise Exception("Warning: Exception during cleanup : %s" % e)
def setUp(self):
self.apiclient = self.testClient.getApiClient()
self.vlan = self.services["vlan"]
self.apiClient = self.testClient.getApiClient()
self.setNonContiguousVlanIds(self.apiclient, self.zone.id)
self.cleanup = []
def tearDown(self):
"""
Teardown to update a physical network and shrink its vlan
Cleanup all used resource
"""
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan=self.existingvlan)
try:
cleanup_resources(self.apiclient, self.cleanup)
except Exception as e:
raise Exception("Warning: Exception during cleanup : %s" % e)
def setNonContiguousVlanIds(self, apiclient, zoneid):
"""
Form the non contiguous ranges based on currently assigned range in physical network
"""
NonContigVlanIdsAcquired = False
list_physical_networks_response = PhysicalNetwork.list(
apiclient,
zoneid=zoneid
)
assert isinstance(list_physical_networks_response, list)
assert len(list_physical_networks_response) > 0, "No physical networks found in zone %s" % zoneid
for physical_network in list_physical_networks_response:
self.physicalnetwork = physical_network
self.physicalnetworkid = physical_network.id
self.existingvlan = physical_network.vlan
vlans = xsplit(self.existingvlan, ['-', ','])
assert len(vlans) > 0
assert int(vlans[0]) < int(vlans[-1]), "VLAN range %s was improperly split" % self.existingvlan
# Keep some gap between existing vlan and the new vlans which we are going to add
# So that they are non contiguous
non_contig_end_vlan_id = int(vlans[-1]) + 6
non_contig_start_vlan_id = int(vlans[0]) - 6
# Form ranges which are consecutive to existing ranges but not immediately contiguous
# There should be gap in between existing range and new non contiguous ranage
# If you can't add range after existing range, because it's crossing 4095, then
# select VLAN ids before the existing range such that they are greater than 0, and
# then add this non contiguoud range
if non_contig_end_vlan_id < 4095:
self.vlan["partial_range"][0] = str(non_contig_end_vlan_id - 4) + '-' + str(non_contig_end_vlan_id - 3)
self.vlan["partial_range"][1] = str(non_contig_end_vlan_id - 1) + '-' + str(non_contig_end_vlan_id)
self.vlan["full_range"] = str(non_contig_end_vlan_id - 4) + '-' + str(non_contig_end_vlan_id)
NonContigVlanIdsAcquired = True
elif non_contig_start_vlan_id > 0:
self.vlan["partial_range"][0] = str(non_contig_start_vlan_id) + '-' + str(non_contig_start_vlan_id + 1)
self.vlan["partial_range"][1] = str(non_contig_start_vlan_id + 3) + '-' + str(non_contig_start_vlan_id + 4)
self.vlan["full_range"] = str(non_contig_start_vlan_id) + '-' + str(non_contig_start_vlan_id + 4)
NonContigVlanIdsAcquired = True
else:
NonContigVlanIdsAcquired = False
# If failed to get relevant vlan ids, continue to next physical network
# else break from loop as we have hot the non contiguous vlan ids for the test purpose
if not NonContigVlanIdsAcquired:
continue
else:
break
# If even through looping from all existing physical networks, failed to get relevant non
# contiguous vlan ids, then fail the test case
if not NonContigVlanIdsAcquired:
self.fail("Failed to set non contiguous vlan ids to test. Free some ids from \
from existing physical networks at extreme ends")
return
def validatePhysicalNetworkVlan(self, physicalNetworkId, vlan):
"""Validate whether the physical network has the updated vlan
params:
@physicalNetworkId: The id of physical network which needs to be validated
@vlan: vlan with which physical network was updated. This should match with the vlan of listed
physical network
Raise Exception if not matched
"""
self.debug("Listing physical networks with id: %s" % physicalNetworkId)
physicalnetworks = PhysicalNetwork.list(self.apiclient, id=physicalNetworkId)
self.assertTrue(isinstance(physicalnetworks, list), "PhysicalNetwork.list should return a \
valid list object")
self.assertTrue(len(physicalnetworks) > 0, "physical networks list should not be empty")
self.debug("Checking if physical network vlan matches with the passed vlan")
vlans = xsplit(vlan,[','])
for virtualLan in vlans:
self.assert_(physicalnetworks[0].vlan.find(virtualLan) != -1, "vlan range %s \
is not present in physical network: %s" % (virtualLan, physicalNetworkId))
return
@attr(tags = ["simulator", "advanced"])
def test_01_add_non_contiguous_ranges(self):
"""
Test adding different non contiguous vlan ranges
"""
# 1. Add new non contiguous vlan-range in addition to existing range
# 2. Add another non contiguous range
# 3. Both the ranges should get added successfully
vlan1 = self.existingvlan + "," + self.vlan["partial_range"][0]
updatePhysicalNetworkResponse = self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
self.assert_(updatePhysicalNetworkResponse is not None,
msg="couldn't add non contiguous range in the physical network with vlan %s"%vlan1)
self.debug("Verifying the VLAN of the updated physical network: %s, It should match with \
the passed vlan: %s" % (self.physicalnetworkid,vlan1))
self.validatePhysicalNetworkVlan(self.physicalnetworkid, vlan1)
vlan2 = vlan1 + "," + self.vlan["partial_range"][1]
updatePhysicalNetworkResponse2 = self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan2)
self.assert_(updatePhysicalNetworkResponse2 is not None,
msg="couldn't add non contiguous range in the physical network with vlan %s"%vlan2)
self.debug("Verifying the VLAN of the updated physical network: %s, It should match with \
the passed vlan: %s" % (self.physicalnetworkid,vlan2))
self.validatePhysicalNetworkVlan(self.physicalnetworkid, vlan2)
return
@attr(tags = ["simulator", "advanced"])
def test_02_add_existing_vlan_range(self):
"""
Test adding same non contiguous range twice
"""
# 1. Add non contiguous range to existing range
# 2. Add the same range again
# 3. It should get added successfully
vlan1 = self.existingvlan+","+self.vlan["partial_range"][0]
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
self.debug("Updating physical network with same vlan range" )
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
self.debug("Verifying the VLAN of the updated physical network: %s, It should match with \
the passed vlan: %s" % (self.physicalnetworkid,vlan1))
self.validatePhysicalNetworkVlan(self.physicalnetworkid, vlan1)
return
@attr(tags = ["simulator", "advanced"])
def test_03_extend_contiguous_range(self):
"""
Test adding non contiguous range and extend it
"""
# 1. Add new non contiguous range
# 2. Add new range which extends previously added range
# 3. Newly added range should get extended successfully
vlan1 = self.existingvlan + "," + self.vlan["partial_range"][0]
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
vlan2 = vlan1 + "," + self.vlan["full_range"]
updatePhysicalNetworkResponse = self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan2)
self.assert_(updatePhysicalNetworkResponse is not None,
msg="couldn't extend the physical network with vlan %s"%vlan2)
extendedvlan = self.existingvlan + "," + self.vlan["full_range"]
self.debug("Verifying the VLAN of the updated physical network: %s, It should match with \
the extended vlan: %s" % (self.physicalnetworkid, extendedvlan))
self.validatePhysicalNetworkVlan(self.physicalnetworkid, extendedvlan)
return
@attr(tags = ["simulator", "advanced"])
def test_04_remove_unused_range(self):
"""
Test removing unused vlan range
"""
# 1. Add new non contiguous range to existing vlan range
# 2. Remove unused vlan range
# 3. Unused vlan range should gte removed successfully
vlan1 = self.existingvlan+","+self.vlan["partial_range"][0]
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
vlan2 = vlan1+","+self.vlan["partial_range"][1]
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan2)
self.debug("Removing vlan : %s" % self.vlan["partial_range"][1])
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
physicalnetworks = PhysicalNetwork.list(self.apiclient, id=self.physicalnetworkid)
self.assertTrue(isinstance(physicalnetworks, list), "PhysicalNetwork.list should return a \
valid list object")
self.assertTrue(len(physicalnetworks) > 0, "physical networks list should not be empty")
vlanranges= physicalnetworks[0].vlan
self.assert_(vlanranges.find(self.vlan["partial_range"][1]) == -1, "vlan range is not removed")
return
@attr(tags = ["simulator", "advanced"])
def test_05_remove_used_range(self):
"""
Test removing used vlan range
"""
# 1. If vlan id from existing range is in use, try to delete this range and add different range,
# this operation should fail
# 2. If any of existing vlan id is not in use, delete this range and add new vlan range
# 3. Use a vlan id from this new range by deploying an instance which
# will create a network with vlan id from this range
# 4. Now try to remove this vlan range
# 5. Vlan range should not get removed, should throw error
vlans = xsplit(self.existingvlan, ['-', ','])
vlanstartid = int(vlans[0])
vlanendid = int(vlans[1])
networks = list_networks(self.apiclient)
existingvlaninuse = False
# Check if any of the vlan id from existing range is in use
if isinstance(networks,list) and len(networks) > 0:
self.debug("networks: %s" % networks)
vlansinuse = [network for network in networks if network.vlan and (vlanstartid <= int(network.vlan) <= vlanendid)]
self.debug("Total no. of vlans in use : %s" % len(vlansinuse))
if len(vlansinuse) > 0:
existingvlaninuse = True
else:
existingvlaninuse = False
vlan1 = self.vlan["partial_range"][0]
# If existing vlan id is in use, then try to delete this range, the operation should fail
# This serves the test case purpose, hence test case has completed successfully
if existingvlaninuse:
self.debug("Trying to remove existing vlan in use, This should fail")
with self.assertRaises(Exception) as e:
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
self.debug("operation failed with exception: %s" % e.exception)
# If any of the existing vlan id is not in use, then add new range and deploy an instance which
# will create a network using vlan id from this new range, hence now the new range is in use
# Now try to delete this new range and add another range, operation should fail
# This serves the test case purpose, hence test case has completed successfully
else:
self.debug("No vlan in use, hence adding a new vlan and using it by deploying an instance")
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = vlan1)
self.debug("Verifying the VLAN of the updated physical network: %s, It should match with \
the passed vlan: %s" % (self.physicalnetworkid,vlan1))
self.validatePhysicalNetworkVlan(self.physicalnetworkid, vlan1)
account = Account.create(
self.apiclient,
self.services["account"],
domainid=self.domain.id
)
self.debug("Deploying instance in the account: %s" %
account.name)
self.virtual_machine = VirtualMachine.create(
self.apiclient,
self.services["virtual_machine"],
accountid=account.name,
domainid=account.domainid,
serviceofferingid=self.service_offering.id,
mode=self.zone.networktype
)
self.debug("Deployed instance in account: %s" %
account.name)
self.debug("Trying to remove vlan range : %s , This should fail" % self.vlan["partial_range"][0])
with self.assertRaises(Exception) as e:
self.physicalnetwork.update(self.apiClient, id = self.physicalnetworkid, vlan = self.existingvlan)
self.debug("operation failed with exception: %s" % e.exception)
account.delete(self.apiclient)
return