/usr/lib/python2.7/dist-packages/libnacl/base.py is in python-libnacl 1.5.0-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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'''
Implement the base key object for other keys to inherit convenience functions
'''
# Import libnacl libs
import libnacl.encode
# Import python libs
import os
import stat
class BaseKey(object):
'''
Include methods for key management convenience
'''
def hex_sk(self):
if hasattr(self, 'sk'):
return libnacl.encode.hex_encode(self.sk)
else:
return ''
def hex_pk(self):
if hasattr(self, 'pk'):
return libnacl.encode.hex_encode(self.pk)
def hex_vk(self):
if hasattr(self, 'vk'):
return libnacl.encode.hex_encode(self.vk)
def hex_seed(self):
if hasattr(self, 'seed'):
return libnacl.encode.hex_encode(self.seed)
def for_json(self):
'''
Return a dictionary of the secret values we need to store.
'''
pre = {}
sk = self.hex_sk()
pk = self.hex_pk()
vk = self.hex_vk()
seed = self.hex_seed()
if sk:
pre['priv'] = sk.decode('utf-8')
if pk:
pre['pub'] = pk.decode('utf-8')
if vk:
pre['verify'] = vk.decode('utf-8')
if seed:
pre['sign'] = seed.decode('utf-8')
return pre
def save(self, path, serial='json'):
'''
Safely save keys with perms of 0400
'''
pre = self.for_json()
if serial == 'msgpack':
import msgpack
packaged = msgpack.dumps(pre)
elif serial == 'json':
import json
packaged = json.dumps(pre)
perm_other = stat.S_IROTH | stat.S_IWOTH | stat.S_IXOTH
perm_group = stat.S_IRGRP | stat.S_IWGRP | stat.S_IXGRP
cumask = os.umask(perm_other | perm_group)
with open(path, 'w+') as fp_:
fp_.write(packaged)
os.umask(cumask)
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