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# This file is part of cloud-init. See LICENSE file for license information.
"""Base Azure Cloud class."""
import os
import base64
import traceback
from datetime import datetime
from tests.cloud_tests import LOG
# pylint: disable=no-name-in-module
from azure.common.credentials import ServicePrincipalCredentials
# pylint: disable=no-name-in-module
from azure.mgmt.resource import ResourceManagementClient
# pylint: disable=no-name-in-module
from azure.mgmt.network import NetworkManagementClient
# pylint: disable=no-name-in-module
from azure.mgmt.compute import ComputeManagementClient
# pylint: disable=no-name-in-module
from azure.mgmt.storage import StorageManagementClient
from msrestazure.azure_exceptions import CloudError
from .image import AzureCloudImage
from .instance import AzureCloudInstance
from ..platforms import Platform
from cloudinit import util as c_util
class AzureCloudPlatform(Platform):
"""Azure Cloud test platforms."""
platform_name = 'azurecloud'
def __init__(self, config):
"""Set up platform."""
super(AzureCloudPlatform, self).__init__(config)
self.tag = '%s-%s' % (
config['tag'], datetime.now().strftime('%Y%m%d%H%M%S'))
self.storage_sku = config['storage_sku']
self.vm_size = config['vm_size']
self.location = config['region']
try:
self.credentials, self.subscription_id = self._get_credentials()
self.resource_client = ResourceManagementClient(
self.credentials, self.subscription_id)
self.compute_client = ComputeManagementClient(
self.credentials, self.subscription_id)
self.network_client = NetworkManagementClient(
self.credentials, self.subscription_id)
self.storage_client = StorageManagementClient(
self.credentials, self.subscription_id)
self.resource_group = self._create_resource_group()
self.public_ip = self._create_public_ip_address()
self.storage = self._create_storage_account(config)
self.vnet = self._create_vnet()
self.subnet = self._create_subnet()
self.nic = self._create_nic()
except CloudError as e:
raise RuntimeError(
'failed creating a resource:\n{}'.format(
traceback.format_exc()
)
) from e
def create_instance(self, properties, config, features,
image_id, user_data=None):
"""Create an instance
@param properties: image properties
@param config: image configuration
@param features: image features
@param image_id: string of image id
@param user_data: test user-data to pass to instance
@return_value: cloud_tests.instances instance
"""
if user_data is not None:
user_data = str(base64.b64encode(
user_data.encode('utf-8')), 'utf-8')
return AzureCloudInstance(self, properties, config, features,
image_id, user_data)
def get_image(self, img_conf):
"""Get image using specified image configuration.
@param img_conf: configuration for image
@return_value: cloud_tests.images instance
"""
ss_region = self.azure_location_to_simplestreams_region()
filters = [
'arch=%s' % 'amd64',
'endpoint=https://management.core.windows.net/',
'region=%s' % ss_region,
'release=%s' % img_conf['release']
]
LOG.debug('finding image using streams')
image = self._query_streams(img_conf, filters)
try:
image_id = image['id']
LOG.debug('found image: %s', image_id)
if image_id.find('__') > 0:
image_id = image_id.split('__')[1]
LOG.debug('image_id shortened to %s', image_id)
except KeyError as e:
raise RuntimeError(
'no images found for %s' % img_conf['release']
) from e
return AzureCloudImage(self, img_conf, image_id)
def destroy(self):
"""Delete all resources in resource group."""
LOG.debug("Deleting resource group: %s", self.resource_group.name)
delete = self.resource_client.resource_groups.delete(
self.resource_group.name)
delete.wait()
def azure_location_to_simplestreams_region(self):
"""Convert location to simplestreams region"""
location = self.location.lower().replace(' ', '')
LOG.debug('finding location %s using simple streams', location)
regions_file = os.path.join(
os.path.dirname(os.path.abspath(__file__)), 'regions.json')
region_simplestreams_map = c_util.load_json(
c_util.load_file(regions_file))
return region_simplestreams_map.get(location, location)
def _get_credentials(self):
"""Get credentials from environment"""
LOG.debug('getting credentials from environment')
cred_file = os.path.expanduser('~/.azure/credentials.json')
try:
azure_creds = c_util.load_json(
c_util.load_file(cred_file))
subscription_id = azure_creds['subscriptionId']
credentials = ServicePrincipalCredentials(
client_id=azure_creds['clientId'],
secret=azure_creds['clientSecret'],
tenant=azure_creds['tenantId'])
return credentials, subscription_id
except KeyError as e:
raise RuntimeError(
'Please configure Azure service principal'
' credentials in %s' % cred_file
) from e
def _create_resource_group(self):
"""Create resource group"""
LOG.debug('creating resource group')
resource_group_name = self.tag
resource_group_params = {
'location': self.location
}
resource_group = self.resource_client.resource_groups.create_or_update(
resource_group_name, resource_group_params)
return resource_group
def _create_storage_account(self, config):
LOG.debug('creating storage account')
storage_account_name = 'storage%s' % datetime.now().\
strftime('%Y%m%d%H%M%S')
storage_params = {
'sku': {
'name': config['storage_sku']
},
'kind': "Storage",
'location': self.location
}
storage_account = self.storage_client.storage_accounts.create(
self.resource_group.name, storage_account_name, storage_params)
return storage_account.result()
def _create_public_ip_address(self):
"""Create public ip address"""
LOG.debug('creating public ip address')
public_ip_name = '%s-ip' % self.resource_group.name
public_ip_params = {
'location': self.location,
'public_ip_allocation_method': 'Dynamic'
}
ip = self.network_client.public_ip_addresses.create_or_update(
self.resource_group.name, public_ip_name, public_ip_params)
return ip.result()
def _create_vnet(self):
"""create virtual network"""
LOG.debug('creating vnet')
vnet_name = '%s-vnet' % self.resource_group.name
vnet_params = {
'location': self.location,
'address_space': {
'address_prefixes': ['10.0.0.0/16']
}
}
vnet = self.network_client.virtual_networks.create_or_update(
self.resource_group.name, vnet_name, vnet_params)
return vnet.result()
def _create_subnet(self):
"""create sub-network"""
LOG.debug('creating subnet')
subnet_name = '%s-subnet' % self.resource_group.name
subnet_params = {
'address_prefix': '10.0.0.0/24'
}
subnet = self.network_client.subnets.create_or_update(
self.resource_group.name, self.vnet.name,
subnet_name, subnet_params)
return subnet.result()
def _create_nic(self):
"""Create network interface controller"""
LOG.debug('creating nic')
nic_name = '%s-nic' % self.resource_group.name
nic_params = {
'location': self.location,
'ip_configurations': [{
'name': 'ipconfig',
'subnet': {
'id': self.subnet.id
},
'publicIpAddress': {
'id': "/subscriptions/%s"
"/resourceGroups/%s/providers/Microsoft.Network"
"/publicIPAddresses/%s" % (
self.subscription_id, self.resource_group.name,
self.public_ip.name),
}
}]
}
nic = self.network_client.network_interfaces.create_or_update(
self.resource_group.name, nic_name, nic_params)
return nic.result()
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