deb-sahara/sahara/plugins/mapr/services/swift/swift.py
Artem Osadchyi ca5294a801 Removed redundant metaclass declarations in MapR plugin
Change-Id: Ifad8f7521be49c5564f43e6df78f2d49fb753ba0
Implements: blueprint mapr-refactor-singleton
2015-09-30 17:33:25 +03:00

47 lines
1.7 KiB
Python

# Copyright (c) 2015, MapR Technologies
#
# 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.
from oslo_log import log as logging
import sahara.plugins.mapr.domain.service as s
import sahara.plugins.mapr.services.maprfs.maprfs as maprfs
import sahara.utils.files as f
LOG = logging.getLogger(__name__)
class Swift(s.Service):
HADOOP_SWIFT_JAR = ('plugins/mapr/services/swift/'
'resources/hadoop-swift-latest.jar')
def __init__(self):
super(Swift, self).__init__()
self._name = 'swift'
self._ui_name = 'Swift'
self._cluster_defaults = ['swift-default.json']
def configure(self, context, instances=None):
instances = instances or context.get_instances()
file_servers = context.filter_instances(instances, maprfs.FILE_SERVER)
self._install_swift_jar(context, file_servers)
def _install_swift_jar(self, context, instances):
LOG.debug('Installing Swift jar')
jar = f.get_file_text(Swift.HADOOP_SWIFT_JAR)
path = '%s/swift.jar' % context.hadoop_lib
for instance in instances:
with instance.remote() as r:
r.write_file_to(path, jar, run_as_root=True)