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split-secret
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Recatored

This commit is contained in:
Kevin Veen-Birkenbach 2022-12-09 12:03:45 +01:00
parent 5478ef39bc
commit 6fdee37c9f
8 changed files with 97 additions and 89 deletions
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0
scripts/decrypt.py → scripts/classes/Cleanup.py
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6
scripts/classes/Cli.py
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@ -3,11 +3,11 @@
import subprocess
class Cli:
class Cli():
def __init__(self):
self.command = '';
self.output = [];
self.command = ''
self.output = []
pass
def executeCommand(self,command):

0
scripts/classes/Decrypt.py Normal file
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76
scripts/classes/Generate.py Normal file
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@ -0,0 +1,76 @@
import random
import string
import math
import numpy
import re
import classes.Cli as Cli
class Generate:
def __init__(self, amount_of_secret_holders, decryption_quota):
self.amount_of_secret_holders = amount_of_secret_holders
self.decryption_quota = decryption_quota
self.decrypted_master_password_file_path="data/decrypted/password_files/master-password.txt"
self.quota_factor=self.decryption_quota/100
self.group_members_amount=math.ceil(self.amount_of_secret_holders * self.quota_factor)
self.cli = Cli.Cli()
def getStartnumber(self):
index = 0
start_number = ''
while index < self.group_members_amount:
start_number += '1'
index += 1
return int(start_number)
def getEndnumber(self):
index = 0
start_number = ''
while index < self.group_members_amount:
start_number += str(self.amount_of_secret_holders)
index += 1
return int(start_number)
def savePassword(self,password,password_file_path):
print("Saving password to: " + password_file_path)
master_password_file = open(password_file_path, "a")
master_password_file.seek(0)
master_password_file.truncate()
master_password_file.write(password)
master_password_file.close()
def getPassword(self):
characters = string.ascii_letters + string.digits
return ''.join(random.choice(characters) for i in range(int(64*self.quota_factor))).upper()
def execute(self):
width= range(1,(self.amount_of_secret_holders+1))
regex="([" + ','.join([str(x) for x in width]) + "]{" + str(self.group_members_amount) + "})"
valid_numbers = re.compile(regex)
unvalid_sequenz = re.compile("(.)\\1+")
index = self.getStartnumber()
password_groups = {}
while index < self.getEndnumber():
password_group_index_str = ''.join(sorted(str(index)))
if re.search(valid_numbers, password_group_index_str) and not re.search(unvalid_sequenz, password_group_index_str):
password_group_index_int = int(password_group_index_str)
if not password_group_index_int in password_groups:
password_index = 1
password_groups[password_group_index_int] = {}
password_groups[password_group_index_int]['members'] = {}
password_groups[password_group_index_int]['password'] = ''
password = ''
for secret_holder_index in password_group_index_str:
password_groups[password_group_index_int]['members'][secret_holder_index]={}
password_part = self.getPassword()
password_groups[password_group_index_int]['members'][secret_holder_index]['password_part'] = password_part
password_groups[password_group_index_int]['members'][secret_holder_index]['password_index'] = password_index
password += password_part
password_index += 1
password_groups[password_group_index_int]['password'] += password
decrypted_splitted_password_file = "data/decrypted/splitted_password_files/" + password_group_index_str + ".txt"
encrypted_splitted_password_file = "data/encrypted/splitted_password_files/" + password_group_index_str + ".txt.gpg"
self.cli.executeCommand('cp -v "' + self.decrypted_master_password_file_path + '" "' + decrypted_splitted_password_file + '" && gpg --batch --passphrase "' + password + '" -c "' + decrypted_splitted_password_file + '"')
print(self.cli.getCommandString())
index += 1

0
scripts/classes/__init__.py Normal file
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1
scripts/cleanup.py
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@ -1 +0,0 @@
rm -r ""

85
scripts/generate.py
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@ -1,85 +0,0 @@
import argparse
import random
import string
import math
import numpy
import re
from classes.Cli import Cli
def getPassword():
characters = string.ascii_letters + string.digits
return ''.join(random.choice(characters) for i in range(int(64*quota_factor))).upper()
def getStartnumber():
index = 0
start_number = ''
while index < group_members_amount:
start_number += '1'
index += 1
return int(start_number)
def getEndnumber():
index = 0
start_number = ''
while index < group_members_amount:
start_number += str(amount_of_secret_holders)
index += 1
return int(start_number)
def savePassword(password,password_file_path):
print("Saving password to: " + password_file_path)
master_password_file = open(password_file_path, "a")
master_password_file.seek(0)
master_password_file.truncate()
master_password_file.write(password)
master_password_file.close()
if __name__ == '__main__':
cli = Cli()
decrypted_master_password_file_path="data/decrypted/password_files/master-password.txt"
parser = argparse.ArgumentParser()
parser.add_argument('-a', '--amount',type=int, dest='amount_of_secret_holders',required=True,choices=range(1,9))
parser.add_argument('-q', '--quota', type=int, dest='decryption_quota', choices=range(1,101),required=True)
#parser.add_argument('-p', '--master-password', type=str, dest='master_password', required=False)
args = parser.parse_args()
amount_of_secret_holders = args.amount_of_secret_holders
#master_password = args.master_password
decryption_quota = args.decryption_quota
#savePassword(master_password,decrypted_master_password_file_path)
quota_factor=decryption_quota/100
group_members_amount=math.ceil(amount_of_secret_holders * quota_factor)
width= range(1,(amount_of_secret_holders+1))
regex="([" + ','.join([str(x) for x in width]) + "]{" + str(group_members_amount) + "})"
valid_numbers = re.compile(regex)
unvalid_sequenz = re.compile("(.)\\1+")
index = getStartnumber()
password_groups = {}
while index < getEndnumber():
password_group_index_str = ''.join(sorted(str(index)))
if re.search(valid_numbers, password_group_index_str) and not re.search(unvalid_sequenz, password_group_index_str):
password_group_index_int = int(password_group_index_str)
if not password_group_index_int in password_groups:
password_index = 1
password_groups[password_group_index_int] = {}
password_groups[password_group_index_int]['members'] = {}
password_groups[password_group_index_int]['password'] = ''
password = ''
for secret_holder_index in password_group_index_str:
password_groups[password_group_index_int]['members'][secret_holder_index]={}
password_part = getPassword()
password_groups[password_group_index_int]['members'][secret_holder_index]['password_part'] = password_part
password_groups[password_group_index_int]['members'][secret_holder_index]['password_index'] = password_index
password += password_part
password_index += 1
password_groups[password_group_index_int]['password'] += password
decrypted_splitted_password_file = "data/decrypted/splitted_password_files/" + password_group_index_str + ".txt"
encrypted_splitted_password_file = "data/encrypted/splitted_password_files/" + password_group_index_str + ".txt.gpg"
cli.executeCommand('cp -v "' + decrypted_master_password_file_path + '" "' + decrypted_splitted_password_file + '" && gpg --batch --passphrase "' + password + '" -c "' + decrypted_splitted_password_file + '"')
print(cli.getCommandString())
index += 1
print(password_groups)

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scripts/main.py Normal file
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@ -0,0 +1,18 @@
import argparse
from classes.Generate import Generate
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('-a', '--amount',type=int, dest='amount_of_secret_holders',required=True,choices=range(1,9))
parser.add_argument('-q', '--quota', type=int, dest='decryption_quota', choices=range(1,101),required=True)
#parser.add_argument('-p', '--master-password', type=str, dest='master_password', required=False)
args = parser.parse_args()
#master_password = args.master_password
generate = Generate(args.amount_of_secret_holders, args.decryption_quota)
generate.execute()
#savePassword(master_password,decrypted_master_password_file_path)
#print(password_groups)