cloudstack/test/integration/component/test_snapshot_limits.py
Prasanna Santhanam f13a6a0deb CLOUDSTACK-4225: Fix template references in setUpClass
Signed-off-by: Prasanna Santhanam <tsp@apache.org>
(cherry picked from commit 7768613edc4f9ae0787e555f2bf4bd2fb42a4c6e)
2013-08-19 15:00:21 +05:30

390 lines
16 KiB
Python

# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# 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.
import marvin
from nose.plugins.attrib import attr
from marvin.cloudstackTestCase import *
from marvin.cloudstackAPI import *
from marvin.integration.lib.utils import *
from marvin.integration.lib.base import *
from marvin.integration.lib.common import *
from marvin.remoteSSHClient import remoteSSHClient
class Services:
"""Test Snapshots Services
"""
def __init__(self):
self.services = {
"account": {
"email": "test@test.com",
"firstname": "Test",
"lastname": "User",
"username": "test",
# Random characters are appended for unique
# username
"password": "password",
},
"service_offering": {
"name": "Tiny Instance",
"displaytext": "Tiny Instance",
"cpunumber": 1,
"cpuspeed": 200, # in MHz
"memory": 256, # In MBs
},
"disk_offering": {
"displaytext": "Small Disk",
"name": "Small Disk",
"disksize": 1
},
"server_with_disk":
{
"displayname": "Test VM -With Disk",
"username": "root",
"password": "password",
"ssh_port": 22,
"hypervisor": 'XenServer',
"privateport": 22,
"publicport": 22,
"protocol": 'TCP',
},
"server_without_disk":
{
"displayname": "Test VM-No Disk",
"username": "root",
"password": "password",
"ssh_port": 22,
"hypervisor": 'XenServer',
"privateport": 22,
# For NAT rule creation
"publicport": 22,
"protocol": 'TCP',
},
"server": {
"displayname": "TestVM",
"username": "root",
"password": "password",
"ssh_port": 22,
"hypervisor": 'XenServer',
"privateport": 22,
"publicport": 22,
"protocol": 'TCP',
},
"recurring_snapshot": {
"intervaltype": 'HOURLY',
# Frequency of snapshots
"maxsnaps": 1, # Should be min 2
"schedule": 1,
"timezone": 'US/Arizona',
# Timezone Formats - http://cloud.mindtouch.us/CloudStack_Documentation/Developer's_Guide%3A_CloudStack
},
"templates": {
"displaytext": 'Template',
"name": 'Template',
"ostype": "CentOS 5.3 (64-bit)",
"templatefilter": 'self',
},
"volume": {
"diskname": "APP Data Volume",
"size": 1, # in GBs
"diskdevice": ['/dev/xvdb', '/dev/sdb', '/dev/hdb', '/dev/vdb' ], # Data Disk
},
"paths": {
"mount_dir": "/mnt/tmp",
"sub_dir": "test",
"sub_lvl_dir1": "test1",
"sub_lvl_dir2": "test2",
"random_data": "random.data",
},
"ostype": "CentOS 5.3 (64-bit)",
# Cent OS 5.3 (64 bit)
"sleep": 60,
"timeout": 10,
}
class TestSnapshotLimit(cloudstackTestCase):
@classmethod
def setUpClass(cls):
cls.api_client = super(TestSnapshotLimit, cls).getClsTestClient().getApiClient()
cls.services = Services().services
# Get Zone, Domain and templates
cls.domain = get_domain(cls.api_client, cls.services)
cls.zone = get_zone(cls.api_client, cls.services)
cls.services['mode'] = cls.zone.networktype
cls._cleanup = []
try:
template = get_template(
cls.api_client,
cls.zone.id,
cls.services["ostype"]
)
cls.services["server"]["zoneid"] = cls.zone.id
cls.services["template"] = template.id
# Create VMs, NAT Rules etc
cls.account = Account.create(
cls.api_client,
cls.services["account"],
domainid=cls.domain.id
)
cls._cleanup.append(cls.account)
cls.services["account"] = cls.account.name
if cls.zone.localstorageenabled:
cls.services["service_offering"]["storagetype"] = "local"
cls.service_offering = ServiceOffering.create(
cls.api_client,
cls.services["service_offering"]
)
cls._cleanup.append(cls.service_offering)
cls.virtual_machine = VirtualMachine.create(
cls.api_client,
cls.services["server"],
templateid=template.id,
accountid=cls.account.name,
domainid=cls.account.domainid,
serviceofferingid=cls.service_offering.id
)
cls._cleanup.append(cls.virtual_machine)
except Exception, e:
cls.tearDownClass()
unittest.SkipTest("setupClass fails for %s" % cls.__name__)
raise e
else:
cls._cleanup.remove(cls.account)
return
@classmethod
def tearDownClass(cls):
try:
#Cleanup resources used
cleanup_resources(cls.api_client, reversed(cls._cleanup))
except Exception as e:
raise Exception("Warning: Exception during cleanup : %s" % e)
return
def setUp(self):
self.apiclient = self.testClient.getApiClient()
self.dbclient = self.testClient.getDbConnection()
self.cleanup = []
return
def tearDown(self):
try:
#Clean up, terminate the created instance, volumes and snapshots
cleanup_resources(self.apiclient, self.cleanup)
except Exception as e:
raise Exception("Warning: Exception during cleanup : %s" % e)
return
def is_snapshot_on_nfs(self, snapshot_id):
"""
Checks whether a snapshot with id (not UUID) `snapshot_id` is present on the nfs storage
@param snapshot_id: id of the snapshot (not uuid)
@return: True if snapshot is found, False otherwise
"""
secondaryStores = ImageStore.list(self.apiclient, zoneid=self.zone.id)
self.assertTrue(isinstance(secondaryStores, list), "Not a valid response for listImageStores")
self.assertNotEqual(len(secondaryStores), 0, "No image stores found in zone %s" % self.zone.id)
secondaryStore = secondaryStores[0]
if str(secondaryStore.providername).lower() != "nfs":
self.skipTest("TODO: %s test works only against nfs secondary storage" % self._testMethodName)
qresultset = self.dbclient.execute(
"select install_path from snapshot_store_ref where snapshot_id='%s' and store_role='Image';" % snapshot_id
)
self.assertEqual(
isinstance(qresultset, list),
True,
"Invalid db query response for snapshot %s" % snapshot_id
)
self.assertNotEqual(
len(qresultset),
0,
"No such snapshot %s found in the cloudstack db" % snapshot_id
)
snapshotPath = qresultset[0][0]
nfsurl = secondaryStore.url
# parse_url = ['nfs:', '', '192.168.100.21', 'export', 'test']
from urllib2 import urlparse
parse_url = urlparse.urlsplit(nfsurl, scheme='nfs')
host, path = parse_url.netloc, parse_url.path
# Sleep to ensure that snapshot is reflected in sec storage
time.sleep(self.services["sleep"])
snapshots = []
try:
# Login to Secondary storage VM to check snapshot present on sec disk
ssh_client = remoteSSHClient(
self.config.mgtSvr[0].mgtSvrIp,
22,
self.config.mgtSvr[0].user,
self.config.mgtSvr[0].passwd,
)
cmds = [
"mkdir -p %s" % self.services["paths"]["mount_dir"],
"mount -t %s %s/%s %s" % (
'nfs',
host,
path,
self.services["paths"]["mount_dir"]
),
"cd %s" % self.services["paths"]["mount_dir"],
"ls -Rt",
"ls %s" % (
snapshotPath
),
]
for c in cmds:
self.debug("command: %s" % c)
result = ssh_client.execute(c)
self.debug("Result: %s" % result)
snapshots.extend(result)
# Unmount the Sec Storage
cmds = [
"cd",
"umount %s" % (self.services["paths"]["mount_dir"]),
]
for c in cmds:
ssh_client.execute(c)
except Exception as e:
self.fail("SSH failed for management server: %s - %s" %
(self.config.mgtSvr[0].mgtSvrIp, e))
return snapshots.count(snapshot_id) == 1
@attr(speed = "slow")
@attr(tags = ["advanced", "advancedns"])
def test_04_snapshot_limit(self):
"""Test snapshot limit in snapshot policies
"""
# Validate the following
# 1. Perform hourly recurring snapshot on the root disk of VM and keep
# the maxsnapshots as 1
# 2. listSnapshots should list the snapshot that was created
# snapshot folder in secondary storage should contain only one
# snapshot image(/secondary/snapshots/$accountid/$volumeid/)
# Get the Root disk of VM
volumes = list_volumes(
self.apiclient,
virtualmachineid=self.virtual_machine.id,
type='ROOT',
listall=True
)
self.assertEqual(
isinstance(volumes, list),
True,
"Check list response returns a valid list"
)
volume = volumes[0]
# Create a snapshot policy
recurring_snapshot = SnapshotPolicy.create(
self.apiclient,
volume.id,
self.services["recurring_snapshot"]
)
self.cleanup.append(recurring_snapshot)
snapshot_policy = list_snapshot_policy(
self.apiclient,
id=recurring_snapshot.id,
volumeid=volume.id
)
self.assertEqual(
isinstance(snapshot_policy, list),
True,
"Check list response returns a valid list"
)
self.assertNotEqual(
snapshot_policy,
None,
"Check if result exists in list item call"
)
self.assertEqual(
snapshot_policy[0].id,
recurring_snapshot.id,
"Check recurring snapshot id in list resources call"
)
self.assertEqual(
snapshot_policy[0].maxsnaps,
self.services["recurring_snapshot"]["maxsnaps"],
"Check interval type in list resources call"
)
# Sleep for (maxsnaps+1) hours to verify
# only maxsnaps snapshots are retained
time.sleep(
(self.services["recurring_snapshot"]["maxsnaps"]) * 3600
)
# Verify the snapshot was created or not
snapshots = list_snapshots(
self.apiclient,
volumeid=volume.id,
intervaltype=\
self.services["recurring_snapshot"]["intervaltype"],
snapshottype='RECURRING',
listall=True
)
self.assertEqual(
isinstance(snapshots, list),
True,
"Check list response returns a valid list"
)
self.assertEqual(
len(snapshots),
self.services["recurring_snapshot"]["maxsnaps"],
"Check maximum number of recurring snapshots retained"
)
snapshot = snapshots[0]
# Sleep to ensure that snapshot is reflected in sec storage
time.sleep(self.services["sleep"])
# Fetch values from database
qresultset = self.dbclient.execute(
"select id from snapshots where uuid = '%s';" \
% snapshot.id
)
self.assertEqual(
isinstance(qresultset, list),
True,
"Invalid db query response for snapshot %s" % snapshot.id
)
self.assertNotEqual(
len(qresultset),
0,
"No such snapshot %s found in the cloudstack db" % snapshot.id
)
qresult = qresultset[0]
snapshot_id = qresult[0]
self.is_snapshot_on_nfs(snapshot_id)
return