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tools/encfs_aes_getpass: blackify

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This commit is contained in:
matejcik 2018-11-23 16:01:18 +01:00
parent 36a81fd9e7
commit c95489513e
1 changed files with 31 additions and 22 deletions
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53
tools/encfs_aes_getpass.py
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@ -1,11 +1,11 @@
#!/usr/bin/env python3
'''
"""
Use TREZOR as a hardware key for opening EncFS filesystem!
Usage:
encfs --standard --extpass=./encfs_aes_getpass.py ~/.crypt ~/crypt
'''
"""
import os
import sys
@ -42,7 +42,7 @@ def choose_device(devices):
sys.stderr.write("Available devices:\n")
for d in devices:
try:
client = TrezorClient(d, ui=ClickUI)
client = TrezorClient(d, ui=ClickUI())
except IOError:
sys.stderr.write("[-] <device is currently in use>\n")
continue
@ -66,26 +66,30 @@ def choose_device(devices):
def main():
if 'encfs_root' not in os.environ:
sys.stderr.write('\nThis is not a standalone script and is not meant to be run independently.\n')
sys.stderr.write('\nUsage: encfs --standard --extpass=./encfs_aes_getpass.py ~/.crypt ~/crypt\n')
if "encfs_root" not in os.environ:
sys.stderr.write(
"\nThis is not a standalone script and is not meant to be run independently.\n"
)
sys.stderr.write(
"\nUsage: encfs --standard --extpass=./encfs_aes_getpass.py ~/.crypt ~/crypt\n"
)
sys.exit(1)
devices = wait_for_devices()
transport = choose_device(devices)
client = TrezorClient(transport, ui=ClickUI)
rootdir = os.environ['encfs_root'] # Read "man encfs" for more
passw_file = os.path.join(rootdir, 'password.dat')
rootdir = os.environ["encfs_root"] # Read "man encfs" for more
passw_file = os.path.join(rootdir, "password.dat")
if not os.path.exists(passw_file):
# New encfs drive, let's generate password
sys.stderr.write('Please provide label for new drive: ')
sys.stderr.write("Please provide label for new drive: ")
label = input()
sys.stderr.write('Computer asked TREZOR for new strong password.\n')
sys.stderr.write('Please confirm the action on your device ...\n')
sys.stderr.write("Computer asked TREZOR for new strong password.\n")
sys.stderr.write("Please confirm the action on your device ...\n")
# 32 bytes, good for AES
trezor_entropy = client.get_entropy(32)
@ -98,23 +102,28 @@ def main():
bip32_path = [10, 0]
passw_encrypted = client.encrypt_keyvalue(bip32_path, label, passw, False, True)
data = {'label': label,
'bip32_path': bip32_path,
'password_encrypted_hex': passw_encrypted.hex()}
data = {
"label": label,
"bip32_path": bip32_path,
"password_encrypted_hex": passw_encrypted.hex(),
}
json.dump(data, open(passw_file, 'w'))
json.dump(data, open(passw_file, "w"))
# Let's load password
data = json.load(open(passw_file, 'r'))
data = json.load(open(passw_file, "r"))
sys.stderr.write('Please confirm the action on your device ...\n')
passw = client.decrypt_keyvalue(data['bip32_path'],
data['label'],
bytes.fromhex(data['password_encrypted_hex']),
False, True)
sys.stderr.write("Please confirm the action on your device ...\n")
passw = client.decrypt_keyvalue(
data["bip32_path"],
data["label"],
bytes.fromhex(data["password_encrypted_hex"]),
False,
True,
)
print(passw)
if __name__ == '__main__':
if __name__ == "__main__":
main()