OpenStack Orchestration (Heat)
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heat/heat/engine/resources/openstack/sahara/job_binary.py

130 lines
4.2 KiB

#
# 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_utils import uuidutils
from heat.common import exception
from heat.common.i18n import _
from heat.engine import properties
from heat.engine import resource
from heat.engine import rsrc_defn
from heat.engine import support
class JobBinary(resource.Resource):
"""A resource for creating sahara job binary.
A job binary stores an URL to a single script or Jar file and any
credentials needed to retrieve the file.
"""
support_status = support.SupportStatus(version='5.0.0')
PROPERTIES = (
NAME, URL, DESCRIPTION, CREDENTIALS
) = (
'name', 'url', 'description', 'credentials'
)
_CREDENTIAL_KEYS = (
USER, PASSWORD
) = (
'user', 'password'
)
properties_schema = {
NAME: properties.Schema(
properties.Schema.STRING,
_('Name of the job binary.'),
update_allowed=True
),
URL: properties.Schema(
properties.Schema.STRING,
_('URL for the job binary. Must be in the format '
'swift://<container>/<path> or internal-db://<uuid>.'),
required=True,
update_allowed=True
),
DESCRIPTION: properties.Schema(
properties.Schema.STRING,
_('Description of the job binary.'),
default='',
update_allowed=True
),
CREDENTIALS: properties.Schema(
properties.Schema.MAP,
_('Credentials used for swift. Not required if sahara is '
'configured to use proxy users and delegated trusts for '
'access.'),
schema={
USER: properties.Schema(
properties.Schema.STRING,
_('Username for accessing the job binary URL.'),
required=True
),
PASSWORD: properties.Schema(
properties.Schema.STRING,
_('Password for accessing the job binary URL.'),
required=True
),
},
update_allowed=True
)
}
default_client_name = 'sahara'
entity = 'job_binaries'
def _job_binary_name(self):
return self.properties[self.NAME] or self.physical_resource_name()
def _prepare_properties(self):
credentials = self.properties[self.CREDENTIALS] or {}
return {
'name': self._job_binary_name(),
'description': self.properties[self.DESCRIPTION],
'url': self.properties[self.URL],
'extra': credentials
}
def validate(self):
super(JobBinary, self).validate()
url = self.properties[self.URL]
if not (url.startswith('swift://') or (url.startswith('internal-db://')
and uuidutils.is_uuid_like(url[len("internal-db://"):]))):
msg = _("%s is not a valid job location.") % url
raise exception.StackValidationFailed(
path=[self.stack.t.RESOURCES, self.name,
self.stack.t.get_section_name(rsrc_defn.PROPERTIES)],
message=msg)
def handle_create(self):
args = self._prepare_properties()
job_binary = self.client().job_binaries.create(**args)
self.resource_id_set(job_binary.id)
def handle_update(self, json_snippet, tmpl_diff, prop_diff):
if prop_diff:
self.properties = json_snippet.properties(
self.properties_schema,
self.context)
data = self._prepare_properties()
self.client().job_binaries.update(self.resource_id, data)
def resource_mapping():
return {
'OS::Sahara::JobBinary': JobBinary
}