Fix: Only override postfix port when enabling TLS if the port is set to be 25 (#1401)

* Fix: Only override postfix port when enabling TLS if the port is set to be 25

* Add connection timeout

Co-authored-by: Adrià Casajús <adria.casajus@proton.ch>
This commit is contained in:
Adrià Casajús 2022-11-04 11:13:19 +01:00 committed by GitHub
parent dace2b1233
commit 5bbf6a2654
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2 changed files with 4 additions and 5 deletions

View file

@ -111,13 +111,12 @@ POSTFIX_SERVER = os.environ.get("POSTFIX_SERVER", "240.0.0.1")
DISABLE_REGISTRATION = "DISABLE_REGISTRATION" in os.environ
# allow using a different postfix port, useful when developing locally
POSTFIX_PORT = 25
if "POSTFIX_PORT" in os.environ:
POSTFIX_PORT = int(os.environ["POSTFIX_PORT"])
POSTFIX_PORT = int(os.environ.get("POSTFIX_PORT", 25))
# Use port 587 instead of 25 when sending emails through Postfix
# Useful when calling Postfix from an external network
POSTFIX_SUBMISSION_TLS = "POSTFIX_SUBMISSION_TLS" in os.environ
POSTFIX_TIMEOUT = os.environ.get("POSTFIX_TIMEOUT", 3)
# ["domain1.com", "domain2.com"]
OTHER_ALIAS_DOMAINS = sl_getenv("OTHER_ALIAS_DOMAINS", list)

View file

@ -117,13 +117,13 @@ class MailSender:
return True
def _send_to_smtp(self, send_request: SendRequest, retries: int) -> bool:
if config.POSTFIX_SUBMISSION_TLS:
if config.POSTFIX_SUBMISSION_TLS and config.POSTFIX_PORT == 25:
smtp_port = 587
else:
smtp_port = config.POSTFIX_PORT
try:
start = time.time()
with SMTP(config.POSTFIX_SERVER, smtp_port) as smtp:
with SMTP(config.POSTFIX_SERVER, smtp_port, config.POSTFIX_TIMEOUT) as smtp:
if config.POSTFIX_SUBMISSION_TLS:
smtp.starttls()