def remove_passphrase(current_passphrase: Optional[str]) -> bool:
"""
Removes the user's keyring passphrase. The keyring will be re-encrypted to the default passphrase.
"""
success = False
if not Keychain.has_master_passphrase() or using_default_passphrase():
print("Passphrase is not currently set")
success = False
else:
# Try the default passphrase first
if using_default_passphrase():
current_passphrase = default_passphrase()
# Prompt for the current passphrase, if necessary
if not current_passphrase:
try:
current_passphrase = obtain_current_passphrase(
"Current Passphrase: ")
except Exception as e:
print(f"Unable to confirm current passphrase: {e}")
success = False
if current_passphrase:
try:
Keychain.remove_master_passphrase(current_passphrase)
success = True
except Exception as e:
print(f"Unable to remove passphrase: {e}")
success = False
return success
def set_or_update_passphrase(passphrase: Optional[str],
current_passphrase: Optional[str]) -> bool:
# Prompt for the current passphrase, if necessary
if Keychain.has_master_passphrase():
# Try the default passphrase first
if using_default_passphrase():
current_passphrase = default_passphrase()
if not current_passphrase:
try:
current_passphrase = obtain_current_passphrase(
"Current Passphrase: ")
except Exception as e:
print(f"Unable to confirm current passphrase: {e}")
sys.exit(1)
success = False
new_passphrase = passphrase
try:
# Prompt for the new passphrase, if necessary
if not new_passphrase:
new_passphrase = prompt_for_new_passphrase()
if new_passphrase == current_passphrase:
raise ValueError("passphrase is unchanged")
Keychain.set_master_passphrase(current_passphrase=current_passphrase,
new_passphrase=new_passphrase)
success = True
except Exception as e:
print(f"Unable to set or update passphrase: {e}")
success = False
return success
def get_symmetric_key(salt: bytes) -> bytes:
from chia.util.keychain import obtain_current_passphrase
try:
passphrase = obtain_current_passphrase(use_passphrase_cache=True)
except Exception as e:
print(f"Unable to unlock the keyring: {e}")
sys.exit(1)
return FileKeyring.symmetric_key_from_passphrase(passphrase, salt)
def get_current_passphrase() -> Optional[str]:
if not Keychain.has_master_passphrase():
return None
current_passphrase = None
if using_default_passphrase():
current_passphrase = default_passphrase()
else:
try:
current_passphrase = obtain_current_passphrase()
except Exception as e:
print(f"Unable to confirm current passphrase: {e}")
raise e
return current_passphrase