view mod_alias/README.markdown @ 5285:8e1f1eb00b58

mod_sasl2_fast: Fix harmless off-by-one error (invalidates existing tokens!) Problem: This was causing the key to become "<token>--cur" instead of the expected "<token>-cur". As the same key was used by the code to both set and get, it still worked. Rationale for change: Although it worked, it's unintended, inconsistent and messy. It increases the chances of future bugs due to the unexpected format. Side-effects of change: Existing '--cur' entries will not be checked after this change, and therefore existing FAST clients will fail to authenticate until they attempt password auth and obtain a new FAST token. Existing '--cur' entries in storage will not be cleaned up by this commit, but this is considered a minor issue, and okay for the relatively few FAST deployments.
author Matthew Wild <mwild1@gmail.com>
date Wed, 29 Mar 2023 16:12:15 +0100
parents ea6b5321db50
children
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---
summary: Point alias accounts or domains to correct XMPP user
...

Introduction
============

This module allows you to set up aliases that alert people who try to
contact them or add them to their roster what your actual JID is.  This
is useful for changing JIDs, or just in the case where you own both
example.com and example.net, and want people who contact you@example.com
to be alerted to contact you at you@example.net instead.

This type of aliasing is well supported in the email world, but very hard
to handle with XMPP, this module sidesteps all the hard problems by just
sending the user a helpful message, requiring humans to decide what they
actually want to do.

This doesn't require any special support on other clients or servers,
just the ability to receive messages.

Configuration
=============

Add the module to the `modules_enabled` list.

    modules_enabled = {
        ...
        "alias";
    }

Then set up your list of aliases, aliases can be full or bare JIDs,
or hosts:

    aliases = {
        ["old@example.net"] = "new@example.net";
        ["you@example.com"] = "you@example.net";
        ["conference.example.com"] = "conference.example.net";
    }

You can also set up a custom response, by default it is:

    alias_response = "User $alias can be contacted at $target";

A script named mod_alias_postfixadmin.sh is included in this directory to
generate the aliases array directly from a postfixadmin MySQL database.
Instructions for use are included in the script.

Compatibility
=============

  ------- --------------
  trunk   Works
  0.10    Works
  0.9     Unknown
  0.8     Unknown
  ------- --------------