Description

http://www.openspf.net/ is not available anymore.

This PR removes the URL from the SPF failure messages. The message is handled in policyd-spf.conf.

Default value: Reason_Message = Message {rejectdefer} due to: {spf}. Please see {url}

New value: Reason_Message = Message {rejectdefer} due to: {spf}.

Before:

Mar 4 21:56:01 mail postfix/smtpd[463350]: NOQUEUE: reject: RCPT from unknown[redacted]: 550 5.7.23 <[email protected]>: Recipient address rejected: Message rejected due to: SPF fail - not authorized. Please see http://www.openspf.net/Why?s=mfrom;r=<UNKNOWN>; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<spammerdomain.org>

After:

Mar 4 21:56:01 mail postfix/smtpd[463350]: NOQUEUE: reject: RCPT from unknown[redacted]: 550 5.7.23 <[email protected]>: Recipient address rejected: Message rejected due to: SPF fail - not authorized.; from=<[email protected]> to=<[email protected]> proto=ESMTP helo=<spammerdomain.org>

Fixes #2459

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Improvement (non-breaking change that does improve existing functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation (README.md or the documentation under docs/)
• If necessary I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes