author | Kim Alvefur <zash@zash.se> |
Sat, 25 Jan 2020 01:31:49 +0100 | |
changeset 3861 | 8752e5b5dd08 |
parent 3125 | 92b4a1d72d73 |
child 4544 | 3aab4e3ab06f |
permissions | -rw-r--r-- |
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mod_minimix: Experiment in account-based MUC joins
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Account based MUC joining |
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mod_minimix: Experiment in account-based MUC joins
Kim Alvefur <zash@zash.se>
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========================= |
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mod_minimix/README: Fix typo (thanks porrier)
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Normally when joining a MUC groupchat, it is each individual client that |
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joins. This means their presence in the group is tied to the session, |
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which can be short-lived or unstable, especially in the case of mobile |
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clients. |
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This has a few problems. For one, for every message to the groupchat, a |
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copy is sent to each joined client. This means that at the account |
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level, each message would pass by once for each client that is joined, |
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making it difficult to archive these messages in the users personal |
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archive. |
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A potentially better approach would be that the user account itself is |
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the entity that joins the groupchat. Since the account is an entity that |
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lives in the server itself, and the server tends to be online on a good |
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connection most of the time, this may improve the experience and |
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simplify some problems. |
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This is one of the essential changes in the MIX architecture, which is |
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being designed to replace MUC. |
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`mod_minimix` is an experiment meant to determine if things can be |
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improved without replacing the entire MUC standard. It works by |
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pretending to each client that nothing is different and that they are |
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joining MUCs directly, but behind the scenes, it arranges it such that |
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only the account itself joins each groupchat. Which sessions have joined |
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which groups are kept track of. Groupchat messages are then forked to |
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those sessions, similar to how normal chat messages work. |
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Known issues |
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------------ |
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- You can never leave. |
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- You will never see anyone leave. |
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- Being kicked is not handled. |
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Unknown issues |
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-------------- |
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- Probably many. |
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Compatibility |
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============= |
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Briefly tested with Prosody trunk (as of this writing). |