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import yaml
try:
from ansible.utils.vault import VaultLib
except ImportError:
# Ansible 2.0 has changed the vault location
from ansible.parsing.vault import VaultLib
class Vault(object):
'''R/W an ansible-vault yaml file'''
def __init__(self, password):
self.password = password
self.vault = VaultLib(password)
def load(self, stream):
'''read vault steam and return python object'''
# BUG: CWE-94 Improper Control of Generation of Code ('Code Injection')
# return yaml.load(self.vault.decrypt(stream))
# FIXED:
return yaml.safe_load(self.vault.decrypt(stream))
def dump(self, data, stream=None):
'''encrypt data and print stdout or write to stream'''
yaml_text = yaml.dump(
data,
default_flow_style=False,
allow_unicode=True)
encrypted = self.vault.encrypt(yaml_text)
if stream:
stream.write(encrypted)
else:
return encrypted
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