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#!/usr/bin/env python
import argparse
import sys
import bcrypt
import getpass
import yaml
bcrypt_rounds=12
password_pepper = ""
def prompt_for_pass():
password = getpass.getpass("Password: ")
if not password:
raise Exception("Password cannot be blank.")
confirm_password = getpass.getpass("Confirm password: ")
if password != confirm_password:
raise Exception("Passwords do not match.")
return password
if __name__ == "__main__":
parser = argparse.ArgumentParser(
description="Calculate the hash of a new password, so that passwords"
" can be reset")
parser.add_argument(
"-p", "--password",
default=None,
help="New password for user. Will prompt if omitted.",
)
parser.add_argument(
"-c", "--config",
type=argparse.FileType('r'),
help="Path to server config file. Used to read in bcrypt_rounds and password_pepper.",
)
args = parser.parse_args()
if "config" in args and args.config:
config = yaml.safe_load(args.config)
bcrypt_rounds = config.get("bcrypt_rounds", bcrypt_rounds)
password_config = config.get("password_config", {})
password_pepper = password_config.get("pepper", password_pepper)
password = args.password
if not password:
password = prompt_for_pass()
print bcrypt.hashpw(password + password_pepper, bcrypt.gensalt(bcrypt_rounds))
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