def init_singleton(self, indexing = True, installed_repo = None,
xcache = True, user_xcache = False, repo_validation = True,
url_fetcher = None, multiple_url_fetcher = None, **kwargs):
"""
Entropy Client Singleton interface. Your hitchhikers' guide to the
Galaxy.
@keyword indexing: enable metadata indexing (default is True)
@type indexing: bool
@keyword installed_repo: open installed packages repository? (default
is True). Accepted values: True = open, False = open but consider
it not available, -1 = do not even try to open
@type installed_repo: bool or int
@keyword xcache: enable on-disk cache (default is True)
@type xcache: bool
@keyword user_xcache: enable on-disk cache even for users not in the
entropy group (default is False). Dangerous, could lead to cache
inconsistencies.
@type user_xcache: bool
@keyword repo_validation: validate all the available repositories
and automatically exclude the faulty ones
@type repo_validation: bool
@keyword url_fetcher: override default entropy.fetchers.UrlFetcher
class usage. Provide your own implementation of UrlFetcher using
this argument.
@type url_fetcher: class or None
@keyword multiple_url_fetcher: override default
entropy.fetchers.MultipleUrlFetcher class usage. Provide your own
implementation of MultipleUrlFetcher using this argument.
"""
self.__post_acquire_hook_idx = None
self.__instance_destroyed = False
self._repo_error_messages_cache = set()
self._repodb_cache = {}
self._repodb_cache_mutex = threading.RLock()
self._memory_db_instances = {}
self._real_installed_repository = None
self._real_installed_repository_lock = threading.RLock()
self._treeupdates_repos = set()
self._can_run_sys_set_hooks = False
const_debug_write(__name__, "debug enabled")
self.safe_mode = 0
self._indexing = indexing
self._repo_validation = repo_validation
self._real_cacher = None
self._real_cacher_lock = threading.Lock()
# setup package settings (masking and other stuff)
self._real_settings = None
self._real_settings_lock = threading.Lock()
self._real_settings_client_plg = None
self._real_settings_client_plg_lock = threading.Lock()
self._real_logger = None
self._real_logger_lock = threading.Lock()
self._real_enabled_repos = None
self._real_enabled_repos_lock = threading.RLock()
# class init
LoadersMixin.__init__(self)
self._multiple_url_fetcher = multiple_url_fetcher
self._url_fetcher = url_fetcher
if url_fetcher is None:
self._url_fetcher = UrlFetcher
if multiple_url_fetcher is None:
self._multiple_url_fetcher = MultipleUrlFetcher
self._do_open_installed_repo = True
self._installed_repo_enable = True
if installed_repo in (True, None, 1):
self._installed_repo_enable = True
elif installed_repo in (False, 0):
self._installed_repo_enable = False
elif installed_repo == -1:
self._installed_repo_enable = False
self._do_open_installed_repo = False
self.xcache = xcache
shell_xcache = os.getenv("ETP_NOCACHE")
if shell_xcache:
self.xcache = False
# now if we are on live, we should disable it
# are we running on a livecd? (/proc/cmdline has "cdroot")
if entropy.tools.islive():
self.xcache = False
elif (not entropy.tools.is_user_in_entropy_group()) and not user_xcache:
self.xcache = False
# Add Entropy Resources Lock post-acquire hook that cleans
# repository caches.
hook_ref = EntropyResourcesLock.add_post_acquire_hook(
self._resources_post_hook)
self.__post_acquire_hook_idx = hook_ref
# enable System Settings hooks
self._can_run_sys_set_hooks = True
const_debug_write(__name__, "singleton loaded")
def init_singleton(self,
indexing=True,
installed_repo=None,
xcache=True,
user_xcache=False,
repo_validation=True,
url_fetcher=None,
multiple_url_fetcher=None,
**kwargs):
"""
Entropy Client Singleton interface. Your hitchhikers' guide to the
Galaxy.
@keyword indexing: enable metadata indexing (default is True)
@type indexing: bool
@keyword installed_repo: open installed packages repository? (default
is True). Accepted values: True = open, False = open but consider
it not available, -1 = do not even try to open
@type installed_repo: bool or int
@keyword xcache: enable on-disk cache (default is True)
@type xcache: bool
@keyword user_xcache: enable on-disk cache even for users not in the
entropy group (default is False). Dangerous, could lead to cache
inconsistencies.
@type user_xcache: bool
@keyword repo_validation: validate all the available repositories
and automatically exclude the faulty ones
@type repo_validation: bool
@keyword url_fetcher: override default entropy.fetchers.UrlFetcher
class usage. Provide your own implementation of UrlFetcher using
this argument.
@type url_fetcher: class or None
@keyword multiple_url_fetcher: override default
entropy.fetchers.MultipleUrlFetcher class usage. Provide your own
implementation of MultipleUrlFetcher using this argument.
"""
self.__post_acquire_hook_idx = None
self.__instance_destroyed = False
self._repo_error_messages_cache = set()
self._repodb_cache = {}
self._repodb_cache_mutex = threading.RLock()
self._memory_db_instances = {}
self._real_installed_repository = None
self._real_installed_repository_lock = threading.RLock()
self._treeupdates_repos = set()
self._can_run_sys_set_hooks = False
const_debug_write(__name__, "debug enabled")
self.safe_mode = 0
self._indexing = indexing
self._repo_validation = repo_validation
self._real_cacher = None
self._real_cacher_lock = threading.RLock()
# setup package settings (masking and other stuff)
self._real_settings = None
self._real_settings_lock = threading.RLock()
self._real_settings_client_plg = None
self._real_settings_client_plg_lock = threading.RLock()
self._real_logger = None
self._real_logger_lock = threading.RLock()
self._real_enabled_repos = None
self._real_enabled_repos_lock = threading.RLock()
self._multiple_url_fetcher = multiple_url_fetcher
self._url_fetcher = url_fetcher
if url_fetcher is None:
self._url_fetcher = UrlFetcher
if multiple_url_fetcher is None:
self._multiple_url_fetcher = MultipleUrlFetcher
self._do_open_installed_repo = True
self._installed_repo_enable = True
if installed_repo in (True, None, 1):
self._installed_repo_enable = True
elif installed_repo in (False, 0):
self._installed_repo_enable = False
elif installed_repo == -1:
self._installed_repo_enable = False
self._do_open_installed_repo = False
self.xcache = xcache
shell_xcache = os.getenv("ETP_NOCACHE")
if shell_xcache:
self.xcache = False
# now if we are on live, we should disable it
# are we running on a livecd? (/proc/cmdline has "cdroot")
if entropy.tools.islive():
self.xcache = False
elif (not entropy.tools.is_user_in_entropy_group()
) and not user_xcache:
self.xcache = False
# Add Entropy Resources Lock post-acquire hook that cleans
# repository caches.
hook_ref = EntropyResourcesLock.add_post_acquire_hook(
self._resources_post_hook)
self.__post_acquire_hook_idx = hook_ref
# enable System Settings hooks
self._can_run_sys_set_hooks = True
const_debug_write(__name__, "singleton loaded")
