yunohost/data/hooks/diagnosis/24-mail.py

42 lines
1.4 KiB
Python

#!/usr/bin/env python
import os
from yunohost.diagnosis import Diagnoser
class MailDiagnoser(Diagnoser):
id_ = os.path.splitext(os.path.basename(__file__))[0].split("-")[1]
cache_duration = 3600
dependencies = ["ip"]
def run(self):
# Is outgoing port 25 filtered somehow ?
if os.system('/bin/nc -z -w2 yunohost.org 25') == 0:
yield dict(meta={"test": "ougoing_port_25"},
status="SUCCESS",
summary=("diagnosis_mail_ougoing_port_25_ok",{}))
else:
yield dict(meta={"test": "outgoing_port_25"},
status="ERROR",
summary=("diagnosis_mail_ougoing_port_25_blocked",{}))
# Mail blacklist using dig requests (c.f. ljf's code)
# SMTP reachability (c.f. check-smtp to be implemented on yunohost's remote diagnoser)
# ideally, SPF / DMARC / DKIM validation ... (c.f. https://github.com/alexAubin/yunoScripts/blob/master/yunoDKIM.py possibly though that looks horrible)
# check that the mail queue is not filled with hundreds of email pending
# check that the recent mail logs are not filled with thousand of email sending (unusual number of mail sent)
# check for unusual failed sending attempt being refused in the logs ?
def main(args, env, loggers):
return MailDiagnoser(args, env, loggers).diagnose()