def start(self):
""" starts rolekit """
log.debug1("start()")
try:
os.makedirs(ETC_ROLEKIT_ROLES)
except OSError as e:
if e.errno == errno.EEXIST:
if not os.path.isdir(ETC_ROLEKIT_ROLES):
log.fatal("'%s' is not a directory.", e.strerror)
else:
log.fatal("Failed to create '%s': %s", e.strerror)
raise
else:
log.info1("Created missing '%s'.", ETC_ROLEKIT_ROLES)
path = ROLEKIT_ROLES
if not os.path.exists(path) or not os.path.isdir(path):
log.error("Role directory '%s' does not exist.", path)
return
for name in sorted(os.listdir(path)):
directory = "%s/%s" % (path, name)
if not os.path.isdir(directory):
continue
if not os.path.exists(os.path.join(directory, "role.py")):
continue
log.debug1("Loading role '%s'", name)
escaped_name = dbus_label_escape(name)
try:
if os.path.exists(os.path.join(directory, "role.py")):
mod = imp.load_source(name, "%s/role.py" % directory)
# get Role from module
role = getattr(mod, "Role")
# create role object that contains the role instance class
obj = DBusRole(role,
name,
directory,
self._path,
"%s/%s" % (DBUS_PATH_ROLES, escaped_name),
persistent=self.persistent)
if obj in self._roles:
log.error("Duplicate role '%s'", obj.name)
else:
self._roles.append(obj)
except RolekitError as msg:
log.error("Failed to load role '%s': %s", name, msg)
continue
except Exception as msg:
log.error("Failed to load role '%s':", name)
log.exception()
continue
def error_handler_with_conversion(e):
# We can’t use log.exception() because the traceback is no longer available.
# So the three cases in dbus_handle_exceptions amount to just this.
if not isinstance(e, DBusException):
log.error("{0}: {1}".format(type(e).__name__, str(e)))
if not isinstance(e, RolekitError):
log.exception()
e = DBusException(str(e))
error_handler(e)
def start(self):
""" starts rolekit """
log.debug1("start()")
try:
os.makedirs(ETC_ROLEKIT_ROLES)
except OSError as e:
if e.errno == errno.EEXIST:
if not os.path.isdir(ETC_ROLEKIT_ROLES):
log.fatal("'%s' is not a directory.", e.strerror)
else:
log.fatal("Failed to create '%s': %s", e.strerror)
raise
else:
log.info1("Created missing '%s'.", ETC_ROLEKIT_ROLES)
path = ROLEKIT_ROLES
if not os.path.exists(path) or not os.path.isdir(path):
log.error("Role directory '%s' does not exist.", path)
return
for name in sorted(os.listdir(path)):
directory = "%s/%s" % (path, name)
if not os.path.isdir(directory):
continue
if not os.path.exists(os.path.join(directory, "role.py")):
continue
log.debug1("Loading role '%s'", name)
escaped_name = dbus_label_escape(name)
try:
if os.path.exists(os.path.join(directory, "role.py")):
mod = imp.load_source(name, "%s/role.py" % directory)
# get Role from module
role = getattr(mod, "Role")
# create role object that contains the role instance class
obj = DBusRole(role, name, directory, self.busname,
"%s/%s" % (DBUS_PATH_ROLES, escaped_name),
persistent=self.persistent)
if obj in self._roles:
log.error("Duplicate role '%s'", obj.get_name())
else:
self._roles.append(obj)
except RolekitError as msg:
log.error("Failed to load role '%s': %s", name, msg)
continue
except Exception as msg:
log.error("Failed to load role '%s':", name)
log.exception()
continue
def handle_exceptions(func, *args, **kwargs):
"""Decorator to handle exceptions and log them. Used if not connected
to D-Bus.
"""
try:
return func(*args, **kwargs)
except RolekitError as error:
log.error("{0}: {1}".format(type(error).__name__, str(error)))
except Exception:
log.exception()
def dbus_handle_exceptions(func, *args, **kwargs):
"""Decorator to handle exceptions, log and convert into DBusExceptions.
:Raises DBusException: on any exception raised by the decorated function.
"""
# Keep this in sync with async.start_with_dbus_callbacks()
try:
return func(*args, **kwargs)
except RolekitError as error:
log.error(str(error))
raise DBusException(str(error))
except DBusException:
# only log DBusExceptions once, pass it through
raise
except Exception as e:
log.exception()
raise DBusException(str(e))
