sampledoc

Source code for Bcfg2.Server.Plugins.Cfg.CfgEncryptedGenerator

from Bcfg2.Server.Plugin import PluginExecutionError
from Bcfg2.Server.Plugins.Cfg import CfgGenerator, SETUP
try:
    from Bcfg2.Encryption import bruteforce_decrypt, EVPError, \
        get_algorithm
    HAS_CRYPTO = True
except ImportError:
    HAS_CRYPTO = False


class CfgEncryptedGenerator(CfgGenerator):
    """ CfgEncryptedGenerator lets you encrypt your plaintext
    :ref:`server-plugins-generators-cfg` files on the server. """
[docs] #: Handle .crypt files __extensions__ = ["crypt"] #: Low priority to avoid matching host- or group-specific #: .genshi.crypt and .cheetah.crypt files __priority__ = 50 def __init__(self, fname, spec, encoding): CfgGenerator.__init__(self, fname, spec, encoding) if not HAS_CRYPTO: raise PluginExecutionError("M2Crypto is not available") __init__.__doc__ = CfgGenerator.__init__.__doc__ def handle_event(self, event): CfgGenerator.handle_event(self, event) if self.data is None:
[docs] return # todo: let the user specify a passphrase by name try: self.data = bruteforce_decrypt(self.data, setup=SETUP, algorithm=get_algorithm(SETUP)) except EVPError: raise PluginExecutionError("Failed to decrypt %s" % self.name) handle_event.__doc__ = CfgGenerator.handle_event.__doc__ def get_data(self, entry, metadata):
if self.data is None: raise PluginExecutionError("Failed to decrypt %s" % self.name)
[docs] return CfgGenerator.get_data(self, entry, metadata) get_data.__doc__ = CfgGenerator.get_data.__doc__