cif3 output bot: require py < 3.12 and deprecate

fixes certtools#2543
See https://lists.cert.at/pipermail/intelmq-users/2024-December/000474.html for more information.

Author: sebix

CHANGELOG.md

@@ -30,6 +30,10 @@
 #### Experts
 
 #### Outputs
+- `intelmq.bots.outputs.cif3.output`:
+  - The requirement can only be installed on Python version < 3.12.
+  - Add a check on the Python version and exit if incompatible.
+  - Add a deprecation warning (PR#2544 by Sebastian Wagner)
 
 ### Documentation
 

NEWS.md

@@ -16,6 +16,11 @@ Please refer to the change log for a full list of changes.
 ### Requirements
 Python 3.8 or newer is required.
 
+## Bots
+#### CIF 3 API
+The CIF 3 API Output bot is not compatible with Python version greater or equal to 3.12 and will be removed in the future due to lack of maintenance.
+See https://lists.cert.at/pipermail/intelmq-users/2024-December/000474.html for more information.
+
 ### Tools
 
 ### Data Format

intelmq/bots/outputs/cif3/REQUIREMENTS.txt

@@ -1,4 +1,4 @@
 # SPDX-License-Identifier: AGPL-3.0-or-later
-# SPDX-FileCopyrightText: 2022 REN-ISAC
+# SPDX-FileCopyrightText: 2022 REN-ISAC, 2024 Institute for Common Good Technology
 
-cifsdk>=3.0.0rc4,<4.0
+cifsdk>=3.0.0rc4,<4.0; python_version < '3.12'

intelmq/bots/outputs/cif3/output.py

@@ -32,6 +32,7 @@
     JsonLib = None
 
 from datetime import datetime
+from sys import version_info
 from typing import Optional, List
 
 from intelmq.lib.bot import OutputBot
@@ -91,6 +92,9 @@ class CIF3OutputBot(OutputBot):
     _is_multithreadable = False
 
     def init(self):
+        raise DeprecationWarning("The CIFv3 API is deprecated and will be remove in IntelMQ version 4.0. See https://lists.cert.at/pipermail/intelmq-users/2024-December/000474.html")
+        if version_info >= (3, 12):
+            raise ValueError("This bot is not compatible with Python >= 3.12. See https://lists.cert.at/pipermail/intelmq-users/2024-December/000474.html")
         try:
             cifsdk_version = int(get_cifsdk_version().get('version').split('.')[0])
         except NameError: