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from collections import namedtuple
import io
import os
import requests
import time
import azure.mgmt.batch
from azure.mgmt.batch import models
import azure.batch
from azure.batch.batch_auth import SharedKeyCredentials
from azure_devtools.scenario_tests.preparers import (
AbstractPreparer,
SingleValueReplacer,
)
from azure_devtools.scenario_tests.exceptions import AzureTestError
from devtools_testutils import AzureMgmtPreparer, ResourceGroupPreparer, FakeResource
from devtools_testutils.resource_testcase import RESOURCE_GROUP_PARAM
BATCH_ACCOUNT_PARAM = 'batch_account'
STORAGE_ACCOUNT_PARAM = 'storage_account'
FakeAccount = namedtuple(
'FakeResource',
['name', 'account_endpoint']
)
class AccountPreparer(AzureMgmtPreparer):
def __init__(self,
name_prefix='batch',
location='westus',
parameter_name=BATCH_ACCOUNT_PARAM,
resource_group_parameter_name=RESOURCE_GROUP_PARAM,
disable_recording=True, playback_fake_resource=None,
client_kwargs=None):
super(AccountPreparer, self).__init__(name_prefix, 24,
disable_recording=disable_recording,
playback_fake_resource=playback_fake_resource,
client_kwargs=client_kwargs)
self.location = location
self.resource_group_parameter_name = resource_group_parameter_name
self.parameter_name = parameter_name
self.creds_parameter = 'credentials'
self.parameter_name_for_location='location'
def _get_resource_group(self, **kwargs):
try:
return kwargs[self.resource_group_parameter_name]
except KeyError:
template = 'To create a batch account a resource group is required. Please add ' \
'decorator @{} in front of this storage account preparer.'
raise AzureTestError(template.format(ResourceGroupPreparer.__name__))
def _get_storage_account(self, **kwargs):
return kwargs.get(STORAGE_ACCOUNT_PARAM)
def _add_app_package(self, group_name, batch_name):
self.client.application.create(
group_name, batch_name, 'application_id')
package_ref = self.client.application_package.create(
group_name, batch_name, 'application_id', 'v1.0')
try:
with io.BytesIO(b'Hello World') as f:
headers = {'x-ms-blob-type': 'BlockBlob'}
upload = requests.put(package_ref.storage_url, headers=headers, data=f.read())
if not upload:
raise ValueError('Upload failed: {!r}'.format(upload))
except Exception as err:
raise AzureTestError('Failed to upload test package: {}'.format(err))
else:
self.client.application_package.activate(group_name, batch_name, 'application_id', 'v1.0', 'zip')
def create_resource(self, name, **kwargs):
if self.is_live:
self.client = self.create_mgmt_client(
azure.mgmt.batch.BatchManagementClient)
group = self._get_resource_group(**kwargs)
batch_account = models.BatchAccountCreateParameters(
location=self.location,
)
storage = self._get_storage_account(**kwargs)
if storage:
storage_resource = '/subscriptions/{}/resourceGroups/{}/providers/Microsoft.Storage/storageAccounts/{}'.format(
self.test_class_instance.settings.SUBSCRIPTION_ID,
group.name,
storage.name
)
batch_account.auto_storage=models.AutoStorageBaseProperties(storage_account_id=storage_resource)
account_setup = self.client.batch_account.create(
group.name,
name,
batch_account)
self.resource = account_setup.result()
keys = self.client.batch_account.get_keys(
group.name,
name
)
credentials = SharedKeyCredentials(
keys.account_name,
keys.primary)
if storage:
self._add_app_package(group.name, name)
else:
self.resource = FakeAccount(
name=name,
account_endpoint="https://{}.{}.batch.azure.com".format(name, self.location))
credentials = SharedKeyCredentials(
name,
'ZmFrZV9hY29jdW50X2tleQ==')
return {
self.parameter_name: self.resource,
self.creds_parameter: credentials
}
def remove_resource(self, name, **kwargs):
if self.is_live:
group = self._get_resource_group(**kwargs)
deleting = self.client.batch_account.delete(group.name, name)
try:
deleting.wait()
except:
pass
class PoolPreparer(AzureMgmtPreparer):
def __init__(self,
name_prefix='',
size=0,
os='Linux',
config='iaas',
parameter_name='batch_pool',
location=None,
resource_group_parameter_name=RESOURCE_GROUP_PARAM,
batch_account_parameter_name=BATCH_ACCOUNT_PARAM,
disable_recording=True, playback_fake_resource=None,
client_kwargs=None):
super(PoolPreparer, self).__init__(name_prefix, 24,
disable_recording=disable_recording,
playback_fake_resource=playback_fake_resource,
client_kwargs=client_kwargs)
self.size = size
self.os = os
self.config = config
self.resource_group_parameter_name = resource_group_parameter_name
self.batch_account_parameter_name = batch_account_parameter_name
self.parameter_name = parameter_name
def _get_resource_group(self, **kwargs):
try:
return kwargs[self.resource_group_parameter_name]
except KeyError:
template = 'To create a batch account a resource group is required. Please add ' \
'decorator @{} in front of this storage account preparer.'
raise AzureTestError(template.format(ResourceGroupPreparer.__name__))
def _get_batch_account(self, **kwargs):
try:
return kwargs[self.batch_account_parameter_name]
except KeyError:
template = 'To create a batch poool, a batch account is required. Please add ' \
'decorator @AccountPreparer in front of this pool preparer.'
raise AzureTestError(template)
def create_resource(self, name, **kwargs):
if self.is_live:
self.client = self.create_mgmt_client(
azure.mgmt.batch.BatchManagementClient)
group = self._get_resource_group(**kwargs)
batch_account = self._get_batch_account(**kwargs)
user = models.UserAccount(name='task-user', password='kt#_gahr!@aGERDXA', elevation_level=models.ElevationLevel.admin)
vm_size = 'Standard_A1'
if self.config == 'paas':
vm_size = 'small'
deployment = models.DeploymentConfiguration(
cloud_service_configuration=models.CloudServiceConfiguration(
os_family='5'))
elif self.os == 'Windows':
deployment = models.DeploymentConfiguration(
virtual_machine_configuration=models.VirtualMachineConfiguration(
image_reference=models.ImageReference(
publisher='MicrosoftWindowsServer',
offer='WindowsServer',
sku='2016-Datacenter-smalldisk'
),
node_agent_sku_id='batch.node.windows amd64'))
else:
deployment = models.DeploymentConfiguration(
virtual_machine_configuration=models.VirtualMachineConfiguration(
image_reference=models.ImageReference(
publisher='Canonical',
offer='UbuntuServer',
sku='16.04-LTS'
),
node_agent_sku_id='batch.node.ubuntu 16.04'))
parameters = models.Pool(
display_name="test_pool",
vm_size=vm_size,
user_accounts=[user],
deployment_configuration=deployment,
scale_settings=models.ScaleSettings(
fixed_scale=models.FixedScaleSettings(
target_dedicated_nodes=self.size
)
)
)
pool_setup = self.client.pool.create(
group.name, batch_account.name, name, parameters)
self.resource = pool_setup.result()
while (self.resource.allocation_state != models.AllocationState.steady
and self.resource.current_dedicated_nodes < self.size):
time.sleep(10)
self.resource = self.client.pool.get(group.name, batch_account.name, name)
else:
self.resource = FakeResource(name=name, id=name)
return {
self.parameter_name: self.resource,
}
def remove_resource(self, name, **kwargs):
if self.is_live:
group = self._get_resource_group(**kwargs)
account = self._get_batch_account(**kwargs)
self.client.pool.delete(group.name, account.name, name)
class JobPreparer(AzureMgmtPreparer):
def __init__(self,
name_prefix='batch',
parameter_name='batch_job',
batch_account_parameter_name=BATCH_ACCOUNT_PARAM,
batch_credentials_parameter_name='credentials',
batch_pool_parameter_name='batch_pool',
disable_recording=True, playback_fake_resource=None,
client_kwargs=None, **extra_args):
super(JobPreparer, self).__init__(name_prefix, 24,
disable_recording=disable_recording,
playback_fake_resource=playback_fake_resource,
client_kwargs=client_kwargs)
self.parameter_name = parameter_name
self.batch_account_parameter_name = batch_account_parameter_name
self.batch_credentials_parameter_name = batch_credentials_parameter_name
self.batch_pool_parameter_name = batch_pool_parameter_name
self.extra_args = extra_args
def _get_batch_client(self, **kwargs):
try:
account = kwargs[self.batch_account_parameter_name]
credentials = kwargs[self.batch_credentials_parameter_name]
return azure.batch.BatchServiceClient(
credentials, base_url='https://' + account.account_endpoint)
except KeyError:
template = 'To create a batch job, a batch account is required. Please add ' \
'decorator @AccountPreparer in front of this job preparer.'
raise AzureTestError(template)
def _get_batch_pool_id(self, **kwargs):
try:
pool_id = kwargs[self.batch_pool_parameter_name].name
return azure.batch.models.PoolInformation(pool_id=pool_id)
except KeyError:
auto_pool = azure.batch.models.AutoPoolSpecification(
pool_lifetime_option=azure.batch.models.PoolLifetimeOption.job,
pool=azure.batch.models.PoolSpecification(
vm_size='small',
cloud_service_configuration=azure.batch.models.CloudServiceConfiguration(
os_family='5'
)
)
)
return azure.batch.models.PoolInformation(
auto_pool_specification=auto_pool
)
def create_resource(self, name, **kwargs):
if self.is_live:
self.client = self._get_batch_client(**kwargs)
pool = self._get_batch_pool_id(**kwargs)
self.resource = azure.batch.models.JobAddParameter(
id=name,
pool_info=pool,
**self.extra_args
)
try:
self.client.job.add(self.resource)
except azure.batch.models.BatchErrorException as e:
message = "{}:{} ".format(e.error.code, e.error.message)
for v in e.error.values:
message += "\n{}: {}".format(v.key, v.value)
raise AzureTestError(message)
else:
self.resource = FakeResource(name=name, id=name)
return {
self.parameter_name: self.resource,
}
def remove_resource(self, name, **kwargs):
if self.is_live:
self.client.job.delete(name)
|
