blob: 85a638eec370ac05c2465f28c56efbe1ddb72ed0 [file] [log] [blame]
#!/usr/bin/env python
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or more contributor license agreements. See the NOTICE file
distributed with this work for additional information
regarding copyright ownership. The ASF licenses this file
to you under the Apache License, Version 2.0 (the
"License"); you may not use this file except in compliance
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distributed under the License is distributed on an "AS IS" BASIS,
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limitations under the License.
Ambari Agent
__all__ = ["format"]
import sys
import pipes
from string import Formatter
from resource_management.core.exceptions import Fail
from resource_management.core.utils import checked_unite
from resource_management.core.environment import Environment
from resource_management.core.logger import Logger
class ConfigurationFormatter(Formatter):
!e - escape bash properties flag
!h - hide sensitive information from the logs
!p - password flag, !p=!s+!e. Has both !e, !h effect
def format(self, format_string, *args, **kwargs):
env = Environment.get_instance()
variables = kwargs
params = env.config.params
all_params = checked_unite(variables, params)
self.convert_field = self.convert_field_protected
result_protected = self.vformat(format_string, args, all_params)
self.convert_field = self.convert_field_unprotected
result_unprotected = self.vformat(format_string, args, all_params)
if result_protected != result_unprotected:
Logger.sensitive_strings[result_unprotected] = result_protected
return result_unprotected
def convert_field_unprotected(self, value, conversion):
return self._convert_field(value, conversion, False)
def convert_field_protected(self, value, conversion):
Enable masking sensitive information like
passwords from logs via !p (password) format flag.
return self._convert_field(value, conversion, True)
def _convert_field(self, value, conversion, is_protected):
if conversion == 'e':
return pipes.quote(str(value))
elif conversion == 'h':
return "[PROTECTED]" if is_protected else value
elif conversion == 'p':
return "[PROTECTED]" if is_protected else self._convert_field(value, 'e', is_protected)
return super(ConfigurationFormatter, self).convert_field(value, conversion)
def format(format_string, *args, **kwargs):
variables = sys._getframe(1).f_locals
result = checked_unite(kwargs, variables)
result.pop("self", None) # self kwarg would result in an error
return ConfigurationFormatter().format(format_string, args, **result)