diff options
| -rw-r--r-- | changelog.d/4161.bugfix | 1 | ||||
| -rwxr-xr-x | scripts/hash_password | 41 | ||||
| -rw-r--r-- | tox.ini | 2 |
3 files changed, 36 insertions, 8 deletions
diff --git a/changelog.d/4161.bugfix b/changelog.d/4161.bugfix new file mode 100644 index 0000000000..252a40376b --- /dev/null +++ b/changelog.d/4161.bugfix @@ -0,0 +1 @@ +The hash_password script now works on Python 3. diff --git a/scripts/hash_password b/scripts/hash_password index a62bb5aa83..a1eb0769da 100755 --- a/scripts/hash_password +++ b/scripts/hash_password @@ -3,13 +3,15 @@ import argparse import getpass import sys +import unicodedata import bcrypt import yaml -bcrypt_rounds=12 +bcrypt_rounds = 12 password_pepper = "" + def prompt_for_pass(): password = getpass.getpass("Password: ") @@ -23,19 +25,27 @@ def prompt_for_pass(): return password + if __name__ == "__main__": parser = argparse.ArgumentParser( - description="Calculate the hash of a new password, so that passwords" - " can be reset") + description=( + "Calculate the hash of a new password, so that passwords can be reset" + ) + ) parser.add_argument( - "-p", "--password", + "-p", + "--password", default=None, help="New password for user. Will prompt if omitted.", ) parser.add_argument( - "-c", "--config", + "-c", + "--config", type=argparse.FileType('r'), - help="Path to server config file. Used to read in bcrypt_rounds and password_pepper.", + help=( + "Path to server config file. " + "Used to read in bcrypt_rounds and password_pepper." + ), ) args = parser.parse_args() @@ -49,4 +59,21 @@ if __name__ == "__main__": if not password: password = prompt_for_pass() - print bcrypt.hashpw(password + password_pepper, bcrypt.gensalt(bcrypt_rounds)) + # On Python 2, make sure we decode it to Unicode before we normalise it + if isinstance(password, bytes): + try: + password = password.decode(sys.stdin.encoding) + except UnicodeDecodeError: + print( + "ERROR! Your password is not decodable using your terminal encoding (%s)." + % (sys.stdin.encoding,) + ) + + pw = unicodedata.normalize("NFKC", password) + + hashed = bcrypt.hashpw( + pw.encode('utf8') + password_pepper.encode("utf8"), + bcrypt.gensalt(bcrypt_rounds), + ).decode('ascii') + + print(hashed) diff --git a/tox.ini b/tox.ini index 920211bf50..03ddaeb0b7 100644 --- a/tox.ini +++ b/tox.ini @@ -122,7 +122,7 @@ skip_install = True basepython = python3.6 deps = flake8 -commands = /bin/sh -c "flake8 synapse tests scripts scripts-dev scripts/register_new_matrix_user scripts/synapse_port_db synctl {env:PEP8SUFFIX:}" +commands = /bin/sh -c "flake8 synapse tests scripts scripts-dev scripts/hash_password scripts/register_new_matrix_user scripts/synapse_port_db synctl {env:PEP8SUFFIX:}" [testenv:check_isort] skip_install = True |