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# Copyright (c) 2017 Cable Television Laboratories, Inc. ("CableLabs")
# and others. All rights reserved.
#
# Licensed 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 re
from snaps import file_utils
from snaps.openstack.utils import glance_utils
from snaps.openstack.create_network import NetworkSettings, SubnetSettings
from snaps.openstack.create_router import RouterSettings
from snaps.openstack.os_credentials import OSCreds, ProxySettings
from snaps.openstack.create_image import ImageSettings
import logging
__author__ = 'spisarski'
logger = logging.getLogger('openstack_tests')
def get_credentials(os_env_file=None, proxy_settings_str=None, ssh_proxy_cmd=None, dev_os_env_file=None):
"""
Returns the OpenStack credentials object. It first attempts to retrieve them from a standard OpenStack source file.
If that file is None, it will attempt to retrieve them with a YAML file.
it will retrieve them from a
:param os_env_file: the OpenStack source file
:param proxy_settings_str: proxy settings string <host>:<port> (optional)
:param ssh_proxy_cmd: the SSH proxy command for your environment (optional)
:param dev_os_env_file: the YAML file to retrieve both the OS credentials and proxy settings
:return: the SNAPS credentials object
"""
if os_env_file:
logger.debug('Reading RC file - ' + os_env_file)
config = file_utils.read_os_env_file(os_env_file)
proj_name = config.get('OS_PROJECT_NAME')
if not proj_name:
proj_name = config.get('OS_TENANT_NAME')
proj_domain_id = 'default'
user_domain_id = 'default'
if config.get('OS_PROJECT_DOMAIN_ID'):
proj_domain_id = config['OS_PROJECT_DOMAIN_ID']
if config.get('OS_USER_DOMAIN_ID'):
user_domain_id = config['OS_USER_DOMAIN_ID']
if config.get('OS_IDENTITY_API_VERSION'):
version = int(config['OS_IDENTITY_API_VERSION'])
else:
version = 2
proxy_settings = None
if proxy_settings_str:
tokens = re.split(':', proxy_settings_str)
proxy_settings = ProxySettings(tokens[0], tokens[1], ssh_proxy_cmd)
os_creds = OSCreds(username=config['OS_USERNAME'],
password=config['OS_PASSWORD'],
auth_url=config['OS_AUTH_URL'],
project_name=proj_name,
identity_api_version=version,
user_domain_id=user_domain_id,
project_domain_id=proj_domain_id,
proxy_settings=proxy_settings)
else:
logger.info('Reading development os_env file - ' + dev_os_env_file)
config = file_utils.read_yaml(dev_os_env_file)
identity_api_version = config.get('identity_api_version')
if not identity_api_version:
identity_api_version = 2
image_api_version = config.get('image_api_version')
if not image_api_version:
image_api_version = glance_utils.VERSION_2
proxy_settings = None
proxy_str = config.get('http_proxy')
if proxy_str:
tokens = re.split(':', proxy_str)
proxy_settings = ProxySettings(tokens[0], tokens[1], config.get('ssh_proxy_cmd'))
os_creds = OSCreds(username=config['username'], password=config['password'],
auth_url=config['os_auth_url'], project_name=config['project_name'],
identity_api_version=identity_api_version, image_api_version=image_api_version,
proxy_settings=proxy_settings)
logger.info('OS Credentials = ' + str(os_creds))
return os_creds
def cirros_image_settings(name, url=None, image_metadata=None, kernel_settings=None, ramdisk_settings=None):
"""
Returns the image settings for a Cirros QCOW2 image
:param name: the name of the image
:param url: the image's URL
:param image_metadata: dict() values to override URLs for disk, kernel, and ramdisk
:param kernel_settings: override to the kernel settings from the image_metadata
:param ramdisk_settings: override to the ramdisk settings from the image_metadata
:return:
"""
if image_metadata and 'cirros' in image_metadata:
metadata = image_metadata['cirros']
else:
metadata = image_metadata
if metadata and 'disk_url' in metadata:
url = metadata['disk_url']
if not url:
url = 'http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img'
if metadata and 'kernel_url' in metadata and kernel_settings is None:
kernel_image_settings = ImageSettings(name=name + '-kernel', image_user='cirros', img_format='qcow2',
url=metadata['kernel_url'])
else:
kernel_image_settings = kernel_settings
if metadata and 'ramdisk_url' in metadata and ramdisk_settings is None:
ramdisk_image_settings = ImageSettings(name=name + '-ramdisk', image_user='cirros', img_format='qcow2',
url=metadata['ramdisk_url'])
else:
ramdisk_image_settings = ramdisk_settings
extra_properties = None
if metadata and 'extra_properties' in metadata:
extra_properties = metadata['extra_properties']
return ImageSettings(name=name, image_user='cirros', img_format='qcow2', url=url,
extra_properties=extra_properties,
kernel_image_settings=kernel_image_settings,
ramdisk_image_settings=ramdisk_image_settings)
def file_image_test_settings(name, file_path, image_user='cirros'):
return ImageSettings(name=name, image_user=image_user, img_format='qcow2', image_file=file_path)
def centos_image_settings(name, url=None, image_metadata=None):
"""
Returns the image settings for a Centos QCOW2 image
:param name: the name of the image
:param url: the image's URL
:param image_metadata: dict() values to override URLs for disk, kernel, and ramdisk
:return:
"""
if image_metadata and 'centos' in image_metadata:
metadata = image_metadata['centos']
else:
metadata = image_metadata
if metadata and 'disk_url' in metadata:
url = metadata['disk_url']
if not url:
url = 'http://cloud.centos.org/centos/7/images/CentOS-7-x86_64-GenericCloud.qcow2'
kernel_image_settings = None
if metadata and 'kernel_url' in metadata:
kernel_image_settings = ImageSettings(name=name + '-kernel', image_user='centos', img_format='qcow2',
url=metadata['kernel_url'])
ramdisk_image_settings = None
if metadata and 'ramdisk_url' in metadata:
ramdisk_image_settings = ImageSettings(name=name + '-ramdisk', image_user='centos', img_format='qcow2',
url=metadata['ramdisk_url'])
extra_properties = None
if metadata and 'extra_properties' in metadata:
extra_properties = metadata['extra_properties']
return ImageSettings(
name=name, image_user='centos', img_format='qcow2',
extra_properties=extra_properties, url=url,
nic_config_pb_loc='./provisioning/ansible/centos-network-setup/playbooks/configure_host.yml',
kernel_image_settings=kernel_image_settings,
ramdisk_image_settings=ramdisk_image_settings)
def ubuntu_image_settings(name, url=None, image_metadata=None):
"""
Returns the image settings for a Ubuntu QCOW2 image
:param name: the name of the image
:param url: the image's URL
:param image_metadata: dict() values to override URLs for disk, kernel, and ramdisk
:return:
"""
if image_metadata and 'ubuntu' in image_metadata:
metadata = image_metadata['ubuntu']
else:
metadata = image_metadata
if metadata and 'disk_url' in metadata:
url = metadata['disk_url']
if not url:
url = 'http://uec-images.ubuntu.com/releases/trusty/14.04/ubuntu-14.04-server-cloudimg-amd64-disk1.img'
kernel_image_settings = None
if metadata and 'kernel_url' in metadata:
kernel_image_settings = ImageSettings(name=name + '-kernel', url=metadata['kernel_url'])
ramdisk_image_settings = None
if metadata and 'ramdisk_url' in metadata:
ramdisk_image_settings = ImageSettings(name=name + '-ramdisk', url=metadata['ramdisk_url'])
extra_properties = None
if metadata and 'extra_properties' in metadata:
extra_properties = metadata['extra_properties']
return ImageSettings(
name=name, image_user='ubuntu', img_format='qcow2',
extra_properties=extra_properties, url=url,
nic_config_pb_loc='./provisioning/ansible/ubuntu-network-setup/playbooks/configure_host.yml',
kernel_image_settings=kernel_image_settings,
ramdisk_image_settings=ramdisk_image_settings)
def get_priv_net_config(net_name, subnet_name, router_name=None, cidr='10.55.0.0/24', external_net=None):
return OSNetworkConfig(net_name, subnet_name, cidr, router_name, external_gateway=external_net)
def get_pub_net_config(net_name, subnet_name=None, router_name=None, cidr='10.55.1.0/24', external_net=None):
return OSNetworkConfig(net_name, subnet_name, cidr, router_name, external_gateway=external_net)
class OSNetworkConfig:
"""
Represents the settings required for the creation of a network in OpenStack
"""
def __init__(self, net_name, subnet_name=None, subnet_cidr=None, router_name=None, external_gateway=None):
if subnet_name and subnet_cidr:
self.network_settings = NetworkSettings(
name=net_name, subnet_settings=[SubnetSettings(cidr=subnet_cidr, name=subnet_name)])
else:
self.network_settings = NetworkSettings(name=net_name)
if router_name:
if subnet_name:
self.router_settings = RouterSettings(name=router_name, external_gateway=external_gateway,
internal_subnets=[subnet_name])
else:
self.router_settings = RouterSettings(name=router_name, external_gateway=external_gateway)
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