status-desktop/scripts/open_database.py

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import sys, os, re
import sqlcipher3
import readline
from getpass import getpass
from common import PasswordFunctions
def open_db(file_path, passwordHash: str, kdfIterations: int):
db = sqlcipher3.connect(file_path)
pageSize = 8192 if file_path.endswith("-v4.db") else 1024
print(f'> Opening database. Selected cipher_page_size: {pageSize}')
db.execute(f'PRAGMA key = "{passwordHash}"')
db.execute(f'PRAGMA cipher_page_size = {pageSize}') #1024 for older db, 8192 for newer
db.execute(f'PRAGMA kdf_iter = {kdfIterations}')
db.execute('PRAGMA cipher_hmac_algorithm = HMAC_SHA1')
db.execute('PRAGMA cipher_kdf_algorithm = PBKDF2_HMAC_SHA1')
# db.execute('PRAGMA cipher_compatibility = 3;')
return db
class Account:
def __init__(self, name, keyUid, kdfIterations):
self.name = name
self.keyUid = keyUid
self.kdfIterations = kdfIterations
def __str__(self):
return f"{self.name} - {self.keyUid}, kdfIterations: {self.kdfIterations}"
class Config:
def __init__(self):
self.args = sys.argv[1:]
def input_base_path(self):
if len(self.args) > 0:
self.base_path = self.args[0]
else:
self.base_path = input('> Input a base path: ')
if not self.base_path.endswith('/'):
self.base_path += '/'
def read_accounts(self):
db = sqlcipher3.connect(self.base_path + '/accounts.sql')
accounts = db.execute('SELECT name, keyUid, kdfIterations FROM accounts').fetchall()
db.close()
if len(accounts) == 0:
print("no accoutns found")
exit(0)
self.accounts = []
print(f'> Accounts found: ')
for i, a in enumerate(accounts):
account = Account(a[0], a[1], a[2])
self.accounts.append(account)
print(f'{i}: {str(account)}')
def find_database(self):
regex = re.compile(f'{self.selectedAccount.keyUid}(\-v4)?.db$')
for _, _, files in os.walk(self.base_path):
for file in files:
if regex.match(file):
return file
return ''
def select_account(self):
if len(self.args) > 1:
self.account_index = int(self.args[1])
else:
self.account_index = int(input('> Select an account by index: '))
self.selectedAccount = self.accounts[self.account_index]
self.database_path = self.base_path + self.find_database()
print(f'selected database: {self.database_path}')
def input_password(self):
if len(self.args) > 2:
password = self.args[2]
else:
password = getpass("> Input password: ")
config.password_hash = PasswordFunctions.hash_password(password, old_desktop=False)
config = Config()
config.input_base_path()
config.read_accounts()
config.select_account()
config.input_password()
## Select and open database
db = open_db(config.database_path, config.password_hash, config.selectedAccount.kdfIterations)
## use the `db` instance to execute queries
tables = db.execute("SELECT name FROM sqlite_master WHERE type='table';").fetchall()
print(f"> Database opened. {len(tables)} tables found.")
## loop sql operations
while True:
cmd = input("SQL> ")
if cmd == "exit":
break
output = db.execute(cmd).fetchall()
print(output)
db.close()