annotate mod_readonly/mod_readonly.lua @ 5296:0f5657db1cfc

mod_isolate_host: handle server-generated stanzas The hook for setting the no_host_isolation is only called for c2s sessions. This does not work for stanzas generated by the server, such as PEP notifications or presence probe answers. To handle that, we do per-stanza checks for the case that the origin is local.
author Jonas Schäfer <jonas@wielicki.name>
date Sat, 01 Apr 2023 12:03:08 +0200
parents 7776c9dc5f37
children
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750
8133dd5f266a mod_readonly: Allow preventing direct modification of certain user data via XMPP
Matthew Wild <mwild1@gmail.com>
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1 local st = require "util.stanza";
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2
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3 local stores = module:get_option("readonly_stores", {
8133dd5f266a mod_readonly: Allow preventing direct modification of certain user data via XMPP
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4 vcard = { "vcard-temp", "vCard" };
8133dd5f266a mod_readonly: Allow preventing direct modification of certain user data via XMPP
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5 });
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6
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7 local namespaces = {};
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8 for name, namespace in pairs(stores) do
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9 namespaces[table.concat(namespace, ":")] = name;
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10 end
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11
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7776c9dc5f37 mod_readonly: Simplify iq handling by hooking on iq-set/ instead of iq/.
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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12 local function prevent_write(event)
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13 local stanza = event.stanza;
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14 local xmlns_and_tag = stanza.tags[1].attr.xmlns..":"..stanza.tags[1].name;
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15 local store_name = namespaces[xmlns_and_tag];
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16 if store_name then
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17 module:log("warn", "Preventing modification of %s store by %s", store_name, stanza.attr.from);
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18 event.origin.send(st.error_reply(stanza, "cancel", "not-allowed", store_name.." data is read-only"));
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19 return true; -- Block stanza
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20 end
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21 end
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22
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23 for namespace in pairs(namespaces) do
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 750
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24 module:hook("iq-set/bare/"..namespace, prevent_write, 200);
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25 end