#!/usr/bin/python
#
#  azure_api.py - an Azure plugin for Vcycle
#
#  Andrew McNab, University of Manchester.
#  Luis Villazon Esteban, CERN.
#  Copyright (c) 2013-5. All rights reserved.
#
#  Redistribution and use in source and binary forms, with or
#  without modification, are permitted provided that the following
#  conditions are met:
#
#    o Redistributions of source code must retain the above
#      copyright notice, this list of conditions and the following
#      disclaimer. 
#    o Redistributions in binary form must reproduce the above
#      copyright notice, this list of conditions and the following
#      disclaimer in the documentation and/or other materials
#      provided with the distribution. 
#
#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
#  CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
#  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
#  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
#  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
#  BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
#  EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
#  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
#  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
#  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
#  OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
#  POSSIBILITY OF SUCH DAMAGE.
#
#  Contacts: Andrew.McNab@cern.ch  http://www.gridpp.ac.uk/vcycle/
#            Luis.Villazon.Esteban@cern.ch
#

import pprint

import os
import sys
import stat
import time
import json
import shutil
import string
import pycurl
import random
import base64
import StringIO
import tempfile
import calendar

from azure import *
from azure.servicemanagement import *

import vcycle.vacutils

class AzureError(Exception):
    pass


class AzureSpace(vcycle.BaseSpace):

    def __init__(self, api, spaceName, parser, spaceSectionName):
        # Initialize data structures from configuration files
        # Generic initialization
        vcycle.BaseSpace.__init__(self, api, spaceName, parser, spaceSectionName)

        # Azure-specific initialization
        try:
            self.tenancy_name = parser.get(spaceSectionName, 'tenancy_name')
        except Exception as e:
            raise AzureError('tenancy_name is required in Azure [space ' + spaceName + '] (' + str(e) + ')')

        try:
            self.subscription = parser.get(spaceSectionName, 'subscription')
        except Exception as e:
            raise AzureError('subscription is required in Azure [space ' + spaceName + '] (' + str(e) + ')')