140 lines
5.2 KiB
Python
140 lines
5.2 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Mostly copied from ironic/common/swift.py
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from oslo_config import cfg
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from oslo_log import log
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from swiftclient import client as swift_client
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from swiftclient import exceptions as swift_exceptions
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from ironic_inspector.common.i18n import _
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from ironic_inspector import utils
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CONF = cfg.CONF
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LOG = log.getLogger('ironic_inspector.common.swift')
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SWIFT_OPTS = [
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cfg.IntOpt('max_retries',
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default=2,
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help='Maximum number of times to retry a Swift request, '
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'before failing.'),
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cfg.IntOpt('delete_after',
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default=0,
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help='Number of seconds that the Swift object will last before '
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'being deleted. (set to 0 to never delete the object).'),
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cfg.StrOpt('container',
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default='ironic-inspector',
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help='Default Swift container to use when creating objects.'),
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cfg.StrOpt('username',
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default='',
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help='User name for accessing Swift API.'),
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cfg.StrOpt('password',
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default='',
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help='Password for accessing Swift API.',
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secret=True),
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cfg.StrOpt('tenant_name',
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default='',
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help='Tenant name for accessing Swift API.'),
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cfg.StrOpt('os_auth_version',
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default='2',
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help='Keystone authentication API version'),
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cfg.StrOpt('os_auth_url',
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default='',
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help='Keystone authentication URL'),
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cfg.StrOpt('os_service_type',
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default='object-store',
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help='Swift service type.'),
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cfg.StrOpt('os_endpoint_type',
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default='internalURL',
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help='Swift endpoint type.'),
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]
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def list_opts():
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return [
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('swift', SWIFT_OPTS)
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]
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CONF.register_opts(SWIFT_OPTS, group='swift')
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class SwiftAPI(object):
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"""API for communicating with Swift."""
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def __init__(self,
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user=CONF.swift.username,
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tenant_name=CONF.swift.tenant_name,
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key=CONF.swift.password,
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auth_url=CONF.swift.os_auth_url,
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auth_version=CONF.swift.os_auth_version,
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service_type=CONF.swift.os_service_type,
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endpoint_type=CONF.swift.os_endpoint_type):
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"""Constructor for creating a SwiftAPI object.
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:param user: the name of the user for Swift account
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:param tenant_name: the name of the tenant for Swift account
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:param key: the 'password' or key to authenticate with
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:param auth_url: the url for authentication
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:param auth_version: the version of api to use for authentication
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"""
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params = {'retries': CONF.swift.max_retries,
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'user': user,
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'tenant_name': tenant_name,
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'key': key,
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'authurl': auth_url,
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'auth_version': auth_version,
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'os_options': {'service_type': service_type,
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'endpoint_type': endpoint_type}}
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self.connection = swift_client.Connection(**params)
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def create_object(self, object, data, container=CONF.swift.container,
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headers=None):
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"""Uploads a given string to Swift.
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:param object: The name of the object in Swift
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:param data: string data to put in the object
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:param container: The name of the container for the object.
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:param headers: the headers for the object to pass to Swift
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:returns: The Swift UUID of the object
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:raises: utils.Error, if any operation with Swift fails.
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"""
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try:
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self.connection.put_container(container)
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except swift_exceptions.ClientException as e:
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err_msg = (_('Swift failed to create container %(container)s. '
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'Error was: %(error)s') %
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{'container': container, 'error': e})
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raise utils.Error(err_msg)
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if CONF.swift.delete_after > 0:
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headers = headers or {}
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headers['X-Delete-After'] = CONF.swift.delete_after
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try:
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obj_uuid = self.connection.put_object(container,
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object,
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data,
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headers=headers)
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except swift_exceptions.ClientException as e:
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err_msg = (_('Swift failed to create object %(object)s in '
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'container %(container)s. Error was: %(error)s') %
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{'object': object, 'container': container, 'error': e})
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raise utils.Error(err_msg)
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return obj_uuid
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