Revision f759041f snf-pithos-app/pithos/api/settings.py

b/snf-pithos-app/pithos/api/settings.py
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#coding=utf8
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from django.conf import settings
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from synnefo.lib import parse_base_url, join_urls
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from synnefo.lib.services import fill_endpoints, get_public_endpoint
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from synnefo.util.keypath import get_path, set_path
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from synnefo.lib.services import fill_endpoints
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from synnefo.util.keypath import get_path
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from pithos.api.services import pithos_services as vanilla_pithos_services
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from astakosclient import astakos_services as vanilla_astakos_services
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from astakosclient import AstakosClient
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from copy import deepcopy


  		





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# --------------------------------------------------------------------


  		





  
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# Process Pithos settings


  		





  
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# Top-level URL for Pithos. Must set.


  		





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BASE_URL = getattr(settings, 'PITHOS_BASE_URL',


  		





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                   "https://object-store.example.synnefo.org/pithos/")


  		





  
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# Service Token acquired by identity provider.


  		





  
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SERVICE_TOKEN = getattr(settings, 'PITHOS_SERVICE_TOKEN', '')


  		





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BASE_HOST, BASE_PATH = parse_base_url(BASE_URL)


  		





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# Process Astakos settings


  		





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ASTAKOS_BASE_URL = getattr(settings, 'ASTAKOS_BASE_URL',


  		





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                           'https://accounts.example.synnefo.org/astakos/')


  		





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ASTAKOS_BASE_HOST, ASTAKOS_BASE_PATH = parse_base_url(ASTAKOS_BASE_URL)


  		





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pithos_services = deepcopy(vanilla_pithos_services)


  		





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fill_endpoints(pithos_services, BASE_URL)


  		





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PITHOS_PREFIX = get_path(pithos_services, 'pithos_object-store.prefix')


  		





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PUBLIC_PREFIX = get_path(pithos_services, 'pithos_public.prefix')


  		





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UI_PREFIX = get_path(pithos_services, 'pithos_ui.prefix')


  		





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astakos_services = deepcopy(vanilla_astakos_services)


  		





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fill_endpoints(astakos_services, ASTAKOS_BASE_URL)


  		





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CUSTOMIZE_ASTAKOS_SERVICES = getattr(settings,


  		





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                                     'PITHOS_CUSTOMIZE_ASTAKOS_SERVICES', ())


  		





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for path, value in CUSTOMIZE_ASTAKOS_SERVICES:


  		





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    set_path(astakos_services, path, value, createpath=True)


  		





  
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COOKIE_NAME = getattr(settings, 'PITHOS_ASTAKOS_COOKIE_NAME', '_pithos2_a')


  		





  
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ASTAKOS_ACCOUNTS_PREFIX = get_path(astakos_services, 'astakos_account.prefix')


  		





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ASTAKOS_VIEWS_PREFIX = get_path(astakos_services, 'astakos_ui.prefix')


  		





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ASTAKOS_KEYSTONE_PREFIX = get_path(astakos_services, 'astakos_identity.prefix')


  		





  
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# --------------------------------------------------------------------


  		





  
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# Process Astakos settings


  		





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BASE_ASTAKOS_PROXY_PATH = getattr(settings, 'PITHOS_BASE_ASTAKOS_PROXY_PATH',


  		





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                                  ASTAKOS_BASE_PATH)


  		





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BASE_ASTAKOS_PROXY_PATH = join_urls(BASE_PATH, BASE_ASTAKOS_PROXY_PATH)


  		





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BASE_ASTAKOS_PROXY_PATH = BASE_ASTAKOS_PROXY_PATH.strip('/')


  		





  
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ASTAKOS_AUTH_URL = getattr(


  		





  
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    settings, 'ASTAKOS_AUTH_URL',


  		





  
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    'https://accounts.example.synnefo.org/astakos/identity/v2.0/')


  		





  
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ASTAKOSCLIENT_POOLSIZE = \


  		





  
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    getattr(settings, 'PITHOS_ASTAKOSCLIENT_POOLSIZE', 200)


  		





  
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# --------------------------------------


  		





  
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# Define a LazyAstakosUrl


  		





  
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class LazyAstakosUrl(object):


  		





  
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    def __init__(self, endpoints_name):


  		





  
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        self.endpoints_name = endpoints_name


  		





  
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    def __str__(self):


  		





  
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        if not hasattr(self, 'str'):


  		





  
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            try:


  		





  
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                astakos_client = \


  		





  
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                    AstakosClient(SERVICE_TOKEN, ASTAKOS_AUTH_URL)


  		





  
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                self.str = getattr(astakos_client, self.endpoints_name)


  		





  
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            except:


  		





  
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                return None


  		





  
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        return self.str


  		





  
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# --------------------------------------


  		





  
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# Define ASTAKOS_ACCOUNT_URL and ASTAKOS_UR_URL as LazyAstakosUrl


  		





  
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ASTAKOS_ACCOUNT_URL = LazyAstakosUrl('account_url')


  		





  
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ASTAKOS_UI_URL = LazyAstakosUrl('ui_url')


  		





  
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# --------------------------------------


  		





  
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# Define Astakos prefixes


  		





  
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ASTAKOS_PROXY_PREFIX = getattr(settings, 'PITHOS_PROXY_PREFIX', '_astakos')


  		





  
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ASTAKOS_AUTH_PREFIX = join_urls('/', ASTAKOS_PROXY_PREFIX, 'identity')


  		





  
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ASTAKOS_ACCOUNT_PREFIX = join_urls('/', ASTAKOS_PROXY_PREFIX, 'account')


  		





  
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ASTAKOS_UI_PREFIX = join_urls('/', ASTAKOS_PROXY_PREFIX, 'ui')


  		





  
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# --------------------------------------


  		





  
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# Define Astakos proxy paths


  		





  
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ASTAKOS_AUTH_PROXY_PATH = join_urls(BASE_PATH, ASTAKOS_AUTH_PREFIX)


  		





  
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ASTAKOS_ACCOUNT_PROXY_PATH = join_urls(BASE_PATH, ASTAKOS_ACCOUNT_PREFIX)


  		





  
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ASTAKOS_UI_PROXY_PATH = join_urls(BASE_PATH, ASTAKOS_UI_PREFIX)


  		





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# Astakos login URL to redirect if the user information is missing


  		





  
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LOGIN_URL = join_urls(ASTAKOS_UI_PROXY_PATH, 'login')


  		





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ASTAKOSCLIENT_POOLSIZE = getattr(settings, 'PITHOS_ASTAKOSCLIENT_POOLSIZE',


  		





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                                 200)


  		





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COOKIE_NAME = getattr(settings, 'PITHOS_ASTAKOS_COOKIE_NAME', '_pithos2_a')


  		





  
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# --------------------------------------------------------------------


  		





  
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# Backend settings


  		





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# SQLAlchemy (choose SQLite/MySQL/PostgreSQL).


  		





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BACKEND_DB_MODULE = getattr(


  		





  ......




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# Update object checksums.


  		





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UPDATE_MD5 = getattr(settings, 'PITHOS_UPDATE_MD5', False)


  		





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# Service Token acquired by identity provider.


  		





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SERVICE_TOKEN = getattr(settings, 'PITHOS_SERVICE_TOKEN', '')


  		





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RADOS_STORAGE = getattr(settings, 'PITHOS_RADOS_STORAGE', False)


  		





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RADOS_POOL_BLOCKS = getattr(settings, 'PITHOS_RADOS_POOL_BLOCKS', 'blocks')


  		





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RADOS_POOL_MAPS = getattr(settings, 'PITHOS_RADOS_POOL_MAPS', 'maps')


  		





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# identity management.  WARNING: Setting to True will break your installation.


  		





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TRANSLATE_UUIDS = getattr(settings, 'PITHOS_TRANSLATE_UUIDS', False)


  		





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# Set PROXY_USER_SERVICES to True to have snf-pithos-app handle all Astakos


  		





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# user-visible services (feedback, login, etc.) by proxying them to a running


  		





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# Astakos.


  		





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# Set to False if snf astakos-app is running on the same machine, so it handles


  		





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# the requests on its own.


  		





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PROXY_USER_SERVICES = getattr(settings, 'PITHOS_PROXY_USER_SERVICES', True)


  		





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# Set how many random bytes to use for constructing the URL


  		





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# of Pithos public files


  		





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PUBLIC_URL_SECURITY = getattr(settings, 'PITHOS_PUBLIC_URL_SECURITY', 16)


  		





  ......




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# The backend block hash algorithm


  		





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BACKEND_HASH_ALGORITHM = getattr(


  		





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    settings, 'PITHOS_BACKEND_HASH_ALGORITHM', 'sha256')


  		





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ASTAKOS_UI_URL = get_public_endpoint(astakos_services, 'astakos_ui', '').rstrip('/')


  		





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# Astakos login URL to redirect if the user information is missing


  		





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LOGIN_URL = join_urls(ASTAKOS_UI_URL, 'login')


  		












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