File

mod_push2/README.markdown @ 5683:bebb10fa5787

mod_push2: Add back body truncation logic
author Stephen Paul Weber <singpolyma@singpolyma.net>
date Tue, 19 Sep 2023 21:33:40 -0500
parent 5682:4d1a3de56c3d
child 5684:13c9ed6844ff
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---
labels:
- 'Stage-Alpha
summary: 'Push 2.0'
---

The way forward for push notifications?  You are probably looking for
`mod_cloud_notify` for now though

See also https://hg.prosody.im/prosody-modules/file/tip/mod_push2/push2.markdown

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

  Option                               Default           Description
  ------------------------------------ ----------------- -------------------------------------------------------------------------------------------------------------------
  `contact_uri`                        xmpp:server.tld   Contact information for the server operator (usually as a `mailto:` URI is preferred)
  `push_max_hibernation_timeout`       `259200` (72h)    Number of seconds to extend the smacks timeout if no push was triggered yet (default: 72 hours)

Internal design notes
=====================

App servers are notified about messages stored by [mod_mam]
or messages waiting in the smacks queue.

Currently messages that go into the offline queue but not into MAM are
not delivered. Need to come up with a way to dedup these. Or just have
your MAM set to always.

To cooperate with [mod_smacks] this module consumes some events:
`smacks-ack-delayed`, `smacks-hibernation-start` and `smacks-hibernation-end`.
These events allow this module to send out notifications for messages received
while the session is hibernated by [mod_smacks] or even when smacks
acknowledgements for messages are delayed by a certain amount of seconds
configurable with the [mod_smacks] setting `smacks_max_ack_delay`.

The `smacks_max_ack_delay` setting allows to send out notifications to clients
which aren't already in smacks hibernation state (because the read timeout or
connection close didn't already happen) but also aren't responding to acknowledgement
request in a timely manner. This setting thus allows conversations to be smoother
under such circumstances.

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

**Note:** This module should be used with Lua 5.3 and higher.

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  trunk  Works
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