157 lines
4.2 KiB
Python
157 lines
4.2 KiB
Python
# (c) Copyright 2014,2015 Hewlett-Packard Development Company, L.P.
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#
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# 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 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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import uuid
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import datetime
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from django.template.defaultfilters import date as django_date
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def create_dict_action(**kwargs):
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"""Create a dict only with values that exists so we avoid send keys with
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None values
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"""
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return {k: v for k, v in kwargs.items() if v}
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def timestamp_to_string(ts):
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return django_date(
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datetime.datetime.fromtimestamp(int(ts)),
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'SHORT_DATETIME_FORMAT')
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class Dict2Object(object):
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"""Makes dictionary fields accessible as if they are attributes.
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The dictionary keys become class attributes. It is possible to use one
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nested dictionary by overwriting nested_dict with the key of that nested
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dict.
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This class is needed because we mostly deal with objects in horizon (e.g.
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for providing data to the tables) but the api only gives us json data.
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"""
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nested_dict = None
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def __init__(self, data_dict):
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self.data_dict = data_dict
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def __getattr__(self, attr):
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"""Make data_dict fields available via class interface """
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if attr in self.data_dict:
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return self.data_dict[attr]
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elif attr in self.data_dict[self.nested_dict]:
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return self.data_dict[self.nested_dict][attr]
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else:
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return object.__getattribute__(self, attr)
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def get_dict(self):
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return self.data_dict
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class Action(Dict2Object):
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nested_dict = 'job_action'
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@property
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def id(self):
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return self.job_id
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class Job(Dict2Object):
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nested_dict = 'job_actions'
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@property
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def id(self):
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return self.job_id
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class Backup(Dict2Object):
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nested_dict = 'backup_metadata'
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@property
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def id(self):
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return self.backup_id
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class Client(object):
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def __init__(self, uuid, hostname, client_id):
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self.uuid = uuid
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self.hostname = hostname
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self.client_id = client_id
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self.id = client_id
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class ActionJob(object):
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def __init__(self, job_id, action_id, action, backup_name):
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self.job_id = job_id
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self.action_id = action_id
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self.action = action
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self.backup_name = backup_name
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class Session(object):
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def __init__(self, session_id, description, status, jobs,
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start_datetime, interval, end_datetime):
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self.session_id = session_id
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self.description = description
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self.status = status
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self.jobs = jobs
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self.start_datetime = start_datetime
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self.interval = interval
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self.end_datetime = end_datetime
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class SessionJob(object):
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"""Create a job object to work with in horizon"""
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def __init__(self, job_id, session_id, client_id, status):
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self.job_id = job_id
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self.session_id = session_id
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self.client_id = client_id
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self.status = status
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class JobList(object):
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"""Create an object to be passed to horizon tables that handles
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nested values
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"""
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def __init__(self, description, result, job_id):
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self.description = description
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self.result = result
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self.id = job_id
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self.job_id = job_id
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def create_dummy_id():
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"""Generate a dummy id for documents generated by the scheduler.
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This is needed when the scheduler creates jobs with actions attached
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directly, those actions are not registered in the db.
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"""
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return uuid.uuid4().hex
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def actions_in_job(ids):
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"""Return an ordered list of actions for a new job
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"""
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ids = ids.split('===')
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return [i for i in ids if i]
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def assign_value_from_source(source_dict, dest_dict, key):
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"""Assign a value to a destination dict from a source dict
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if the key exists
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"""
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if key in source_dict:
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dest_dict[key] = source_dict.pop(key)
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