prosody-modules
694f8fab07d4
mod_e2e_policy/mod_e2e_policy.lua

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mod_e2e_policy/mod_e2e_policy.lua @ 6251:694f8fab07d4

: mod_sasl2*** : Update Compability for all of them diff --git a/mod_sasl2/README.md b/mod_sasl2/README.md --- a/mod_sasl2/README.md +++ b/mod_sasl2/README.md @@ -31,6 +31,7 @@ This module requires Prosody **trunk** a Prosody Version Status ----------------------- ---------------- - trunk as of 2024-11-24 Works + trunk as of 2025-05-25 Works + 0.13 Works 0.12 Does not work ----------------------- ---------------- diff --git a/mod_sasl2_bind2/README.md b/mod_sasl2_bind2/README.md --- a/mod_sasl2_bind2/README.md +++ b/mod_sasl2_bind2/README.md @@ -16,5 +16,6 @@ This module depends on [mod_sasl2]. It e Prosody-Version Status --------------- ---------------------- - trunk Works as of 2024-12-21 + trunk Works as of 2025-05-25 + 0.13 Works 0.12 Does not work diff --git a/mod_sasl2_fast/README.md b/mod_sasl2_fast/README.md --- a/mod_sasl2_fast/README.md +++ b/mod_sasl2_fast/README.md @@ -33,5 +33,6 @@ clients being logged out unexpectedly. Prosody-Version Status --------------- ---------------------- - trunk Works as of 2024-12-21 + trunk Works as of 2025-05-25 + 0.13 Work 0.12 Does not work diff --git a/mod_sasl2_sm/README.md b/mod_sasl2_sm/README.md --- a/mod_sasl2_sm/README.md +++ b/mod_sasl2_sm/README.md @@ -17,5 +17,6 @@ configuration options. Prosody-Version Status --------------- ---------------------- - trunk Works as of 2024-12-21 + trunk Works as of 2025-05-25 + 0.13 Work 0.12 Does not work diff --git a/mod_sasl_ssdp/README.md b/mod_sasl_ssdp/README.md --- a/mod_sasl_ssdp/README.md +++ b/mod_sasl_ssdp/README.md @@ -18,8 +18,8 @@ There are no configuration options for t # Compatibility -For SASL2 (XEP-0388) clients, it is compatible with the mod_sasl2 community module. - -For clients using RFC 6120 SASL, it requires Prosody trunk 33e5edbd6a4a or -later. It is not compatible with Prosody 0.12 (it will load, but simply -won't do anything) for "legacy SASL". + Prosody-Version Status + --------------- ---------------------- + trunk Works as of 2025-05-25 + 0.13 Works + 0.12 Does not work
author Menel <menel@snikket.de>
date Mon, 12 May 2025 11:07:45 +0200
parent 3386:a76c420eca61
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1 local st = require "util.stanza";
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2 local jid_bare = require "util.jid".bare;
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3 local host = module.host;
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4 local e2e_policy_chat = module:get_option_string("e2e_policy_chat", "optional"); -- possible values: none, optional and required
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5 local e2e_policy_muc = module:get_option_string("e2e_policy_muc", "optional"); -- possible values: none, optional and required
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6 local e2e_policy_whitelist = module:get_option_set("e2e_policy_whitelist", { }); -- make this module ignore messages sent to and from this JIDs or MUCs
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7
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8 local e2e_policy_message_optional_chat = module:get_option_string("e2e_policy_message_optional_chat", "For security reasons, OMEMO, OTR or PGP encryption is STRONGLY recommended for conversations on this server.");
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9 local e2e_policy_message_required_chat = module:get_option_string("e2e_policy_message_required_chat", "For security reasons, OMEMO, OTR or PGP encryption is required for conversations on this server.");
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10 local e2e_policy_message_optional_muc = module:get_option_string("e2e_policy_message_optional_muc", "For security reasons, OMEMO, OTR or PGP encryption is STRONGLY recommended for MUC on this server.");
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11 local e2e_policy_message_required_muc = module:get_option_string("e2e_policy_message_required_muc", "For security reasons, OMEMO, OTR or PGP encryption is required for MUC on this server.");
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13 function warn_on_plaintext_messages(event)
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14 -- check if JID is whitelisted
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15 if e2e_policy_whitelist:contains(jid_bare(event.stanza.attr.from)) or e2e_policy_whitelist:contains(jid_bare(event.stanza.attr.to)) then
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16 return nil;
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17 end
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18 local body = event.stanza:get_child_text("body");
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19 -- do not warn for status messages
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20 if not body or event.stanza.attr.type == "error" then
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21 return nil;
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22 end
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23 -- check otr
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24 if body and body:sub(1,4) == "?OTR" then
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25 return nil;
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26 end
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27 -- check omemo https://xmpp.org/extensions/inbox/omemo.html
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28 if event.stanza:get_child("encrypted", "eu.siacs.conversations.axolotl") or event.stanza:get_child("encrypted", "urn:xmpp:omemo:0") then
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29 return nil;
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30 end
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31 -- check xep27 pgp https://xmpp.org/extensions/xep-0027.html
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32 if event.stanza:get_child("x", "jabber:x:encrypted") then
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33 return nil;
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34 end
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35 -- check xep373 pgp (OX) https://xmpp.org/extensions/xep-0373.html
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36 if event.stanza:get_child("openpgp", "urn:xmpp:openpgp:0") then
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37 return nil;
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38 end
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39 -- no valid encryption found
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40 if e2e_policy_chat == "optional" and event.stanza.attr.type ~= "groupchat" then
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41 event.origin.send(st.message({ from = host, to = event.stanza.attr.from, type = "headline" }, e2e_policy_message_optional_chat));
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42 end
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43 if e2e_policy_chat == "required" and event.stanza.attr.type ~= "groupchat" then
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44 return event.origin.send(st.error_reply(event.stanza, "modify", "policy-violation", e2e_policy_message_required_chat));
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45 end
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46 if e2e_policy_muc == "optional" and event.stanza.attr.type == "groupchat" then
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47 event.origin.send(st.message({ from = host, to = event.stanza.attr.from, type = "headline" }, e2e_policy_message_optional_muc));
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48 end
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49 if e2e_policy_muc == "required" and event.stanza.attr.type == "groupchat" then
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50 return event.origin.send(st.error_reply(event.stanza, "modify", "policy-violation", e2e_policy_message_required_muc));
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51 end
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52 end
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53
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54 module:hook("pre-message/bare", warn_on_plaintext_messages, 300);
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55 module:hook("pre-message/full", warn_on_plaintext_messages, 300);
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56 module:hook("pre-message/host", warn_on_plaintext_messages, 300);