annotate mod_unsubscriber/mod_unsubscriber.lua @ 5401:c8d04ac200fc

mod_http_oauth2: Reject loopback URIs as client_uri This really should be a proper website with info, https://localhost is not good enough. Ideally we'd validate that it's got proper DNS and is actually reachable, but triggering HTTP or even DNS lookups seems like it would carry abuse potential that would best to avoid.
author Kim Alvefur <zash@zash.se>
date Tue, 02 May 2023 16:20:55 +0200
parents e00dc913d965
children
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e00dc913d965 mod_unsubscriber: Revoke roster subscriptions of unreachable hosts
Kim Alvefur <zash@zash.se>
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1 assert(module:get_host_type() == "component", "This module should be loaded as a Component");
e00dc913d965 mod_unsubscriber: Revoke roster subscriptions of unreachable hosts
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2
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3 local st = require "util.stanza";
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4
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5 module:hook("presence/bare", function(event)
e00dc913d965 mod_unsubscriber: Revoke roster subscriptions of unreachable hosts
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6 local origin, stanza = event.origin, event.stanza;
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7 if stanza.attr.type == "probe" then
e00dc913d965 mod_unsubscriber: Revoke roster subscriptions of unreachable hosts
Kim Alvefur <zash@zash.se>
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8 -- they are subscribed and want our current presence
e00dc913d965 mod_unsubscriber: Revoke roster subscriptions of unreachable hosts
Kim Alvefur <zash@zash.se>
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9 -- tell them we denied their subscription
e00dc913d965 mod_unsubscriber: Revoke roster subscriptions of unreachable hosts
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10 local reply = st.reply(stanza)
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11 reply.attr.type = "unsubcribed";
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12 origin.send(reply);
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13 return true;
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14 elseif stanza.attr.type == nil then
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15 -- they think we are subscribed and sent their current presence
e00dc913d965 mod_unsubscriber: Revoke roster subscriptions of unreachable hosts
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16 -- tell them we unsubscribe
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17 local reply = st.reply(stanza)
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18 reply.attr.type = "unsubcribe";
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19 origin.send(reply);
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20 return true;
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21 end
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22 -- fall trough to default error
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23 end);