fix lint

CHANGELOG.md

@@ -2,6 +2,9 @@
 
 ## untagged
 
+- replace crypt with passlib, as crypt will be deprecated in Python 3.13
+  ([#319](https://github.com/deltachat/chatmail/pull/319))
+
 - Reject DKIM signatures that do not cover the whole message body.
   ([#321](https://github.com/deltachat/chatmail/pull/321))
 

chatmaild/pyproject.toml

@@ -12,6 +12,7 @@ dependencies = [
   "deltachat-rpc-client",
   "filelock",
   "requests",
+  "passlib",
 ]
 
 [tool.setuptools]

chatmaild/src/chatmaild/doveauth.py

@@ -1,4 +1,3 @@
-import crypt
 import json
 import logging
 import os
@@ -11,6 +10,8 @@ from socketserver import (
     UnixStreamServer,
 )
 
+import passlib.hash
+
 from .config import Config, read_config
 from .database import Database
 
@@ -23,8 +24,9 @@ class UnknownCommand(ValueError):
 
 def encrypt_password(password: str):
     # https://doc.dovecot.org/configuration_manual/authentication/password_schemes/
-    passhash = crypt.crypt(password, crypt.METHOD_SHA512)
-    return "{SHA512-CRYPT}" + passhash
+    pw = passlib.hash.sha512_crypt.hash(password).split("$")
+
+    return "{SHA512-CRYPT}$" + pw[1] + "$" + pw[3] + "$" + pw[4]
 
 
 def is_allowed_to_create(config: Config, user, cleartext_password) -> bool:

cmdeploy/src/cmdeploy/__init__.py

@@ -649,5 +649,3 @@ def deploy_chatmail(config_path: Path) -> None:
         name="Ensure cron is installed",
         packages=["cron"],
     )
-
-