annotate mod_require_otr/mod_require_otr.lua @ 5243:d5dc8edb2695

mod_http_oauth2: Use more compact IDs UUIDs are nice but so verbose! The reduction in entropy for the nonce should be fine since the timestamp is also counts towards this, and it changes every second (modulo clock shenanigans), so the chances of someone managing to get the same client_secret by registering with the same information at the same time as another entity should be negligible.
author Kim Alvefur <zash@zash.se>
date Sat, 11 Mar 2023 22:46:27 +0100
parents dfe1818962f5
children
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dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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1 local st = require "util.stanza";
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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2 local block_groupchat = module:get_option_boolean("otr_block_groupchat", false);
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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3
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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4 function reject_plaintext_messages(event)
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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5 local body = event.stanza:get_child_text("body");
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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6 if body and body:sub(1,4) ~= "?OTR" or (not block_groupchat and event.stanza.attr.type == "groupchat") then
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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7 return event.origin.send(st.error_reply(event.stanza, "modify", "policy-violation", "OTR encryption is required for conversations on this server"));
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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8 end
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
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9 end
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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10
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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11 module:hook("pre-message/bare", reject_plaintext_messages, 300);
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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12 module:hook("pre-message/full", reject_plaintext_messages, 300);
dfe1818962f5 mod_require_otr: New module to (attempt to) require that all messages are encrypted with OTR (credit for the idea goes to Gregory Maxwell on the liberationtech mailing list)
Matthew Wild <mwild1@gmail.com>
parents:
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13 module:hook("pre-message/host", reject_plaintext_messages, 300);