annotate mod_isolate_host/mod_isolate_host.lua @ 6082:1a6cd0bbb7ab

mod_compliance_2023: Add 2023 Version of the compliance module, basis is the 2021 Version. diff --git a/mod_compliance_2023/README.md b/mod_compliance_2023/README.md new file mode 100644 --- /dev/null +++ b/mod_compliance_2023/README.md @@ -0,0 +1,22 @@ +--- +summary: XMPP Compliance Suites 2023 self-test +labels: +- Stage-Beta +rockspec: + dependencies: + - mod_cloud_notify + +... + +Compare the list of enabled modules with +[XEP-0479: XMPP Compliance Suites 2023] and produce basic report to the +Prosody log file. + +If installed with the Prosody plugin installer then all modules needed for a green checkmark should be included. (With prosody 0.12 only [mod_cloud_notify] is not included with prosody and we need the community module) + +# Compatibility + + Prosody-Version Status + --------------- ---------------------- + trunk Works as of 2024-12-21 + 0.12 Works diff --git a/mod_compliance_2023/mod_compliance_2023.lua b/mod_compliance_2023/mod_compliance_2023.lua new file mode 100644 --- /dev/null +++ b/mod_compliance_2023/mod_compliance_2023.lua @@ -0,0 +1,79 @@ +-- Copyright (c) 2021 Kim Alvefur +-- +-- This module is MIT licensed. + +local hostmanager = require "core.hostmanager"; + +local array = require "util.array"; +local set = require "util.set"; + +local modules_enabled = module:get_option_inherited_set("modules_enabled"); + +for host in pairs(hostmanager.get_children(module.host)) do + local component = module:context(host):get_option_string("component_module"); + if component then + modules_enabled:add(component); + modules_enabled:include(module:context(host):get_option_set("modules_enabled", {})); + end +end + +local function check(suggested, alternate, ...) + if set.intersection(modules_enabled, set.new({suggested; alternate; ...})):empty() then return suggested; end + return false; +end + +local compliance = { + array {"Server"; check("tls"); check("disco")}; + + array {"Advanced Server"; check("pep", "pep_simple")}; + + array {"Web"; check("bosh"); check("websocket")}; + + -- No Server requirements for Advanced Web + + array {"IM"; check("vcard_legacy", "vcard"); check("carbons"); check("http_file_share", "http_upload")}; + + array { + "Advanced IM"; + check("vcard_legacy", "vcard"); + check("blocklist"); + check("muc"); + check("private"); + check("smacks"); + check("mam"); + check("bookmarks"); + }; + + array {"Mobile"; check("smacks"); check("csi_simple", "csi_battery_saver")}; + + array {"Advanced Mobile"; check("cloud_notify")}; + + array {"A/V Calling"; check("turn_external", "external_services", "turncredentials", "extdisco")}; + +}; + +function check_compliance() + local compliant = true; + for _, suite in ipairs(compliance) do + local section = suite:pop(1); + if module:get_option_boolean("compliance_" .. section:lower():gsub("%A", "_"), true) then + local missing = set.new(suite:filter(function(m) return type(m) == "string" end):map(function(m) return "mod_" .. m end)); + if suite[1] then + if compliant then + compliant = false; + module:log("warn", "Missing some modules for XMPP Compliance 2023"); + end + module:log("info", "%s Compliance: %s", section, missing); + end + end + end + + if compliant then module:log("info", "XMPP Compliance 2023: Compliant ✔️"); end +end + +if prosody.start_time then + check_compliance() +else + module:hook_global("server-started", check_compliance); +end +
author Menel <menel@snikket.de>
date Sun, 22 Dec 2024 16:06:28 +0100
parents 25e20fa3824c
children
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1 local jid = require "util.jid";
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2 local jid_bare, jid_host = jid.bare, jid.host;
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3 local set = require "util.set";
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4 local st = require "util.stanza";
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5
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6 local stanza_types = set.new{"message", "presence", "iq"};
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7 local jid_types = set.new{"bare", "full", "host"};
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8
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9 local except_domains = module:get_option_inherited_set("isolate_except_domains", {});
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10 local except_users = module:get_option_inherited_set("isolate_except_users", {});
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11
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12 if not module.may then
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13 module:depends("compat_roles");
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14 end
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15
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16 function check_stanza(event)
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17 local origin, stanza = event.origin, event.stanza;
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18 if origin.no_host_isolation then return; end
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19 local to_host = jid_host(event.stanza.attr.to);
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20 if to_host and to_host ~= origin.host and not except_domains:contains(to_host) then
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21 if to_host:match("^[^.]+%.(.+)$") == origin.host then -- Permit subdomains
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22 except_domains:add(to_host);
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23 return;
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24 end
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25 if origin.type == "local" then
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26 -- this is code-generated, which means that set_session_isolation_flag has never triggered.
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27 -- we need to check explicitly.
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28 if not is_jid_isolated(jid_bare(event.stanza.attr.from)) then
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29 module:log("debug", "server-generated stanza from %s is allowed, as the jid is not isolated", event.stanza.attr.from);
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30 return;
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31 end
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32 end
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33 module:log("warn", "Forbidding stanza from %s to %s", stanza.attr.from or origin.full_jid, stanza.attr.to);
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34 origin.send(st.error_reply(stanza, "auth", "forbidden", "Communication with "..to_host.." is not available"));
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35 return true;
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36 end
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37 end
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39 for stanza_type in stanza_types do
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40 for jid_type in jid_types do
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41 module:hook("pre-"..stanza_type.."/"..jid_type, check_stanza, 1);
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42 end
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43 end
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44
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45 module:default_permission("prosody:admin", "xmpp:federate");
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46
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47 function is_jid_isolated(bare_jid)
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48 if except_users:contains(bare_jid) or module:may("xmpp:federate", bare_jid) then
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49 return false;
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50 else
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51 return true;
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52 end
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53 end
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54
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55 function set_session_isolation_flag(event)
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56 local session = event.session;
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57 local bare_jid = jid_bare(session.full_jid);
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58 if not is_jid_isolated(bare_jid) then
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59 session.no_host_isolation = true;
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60 end
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61 module:log("debug", "%s is %sisolated", session.full_jid or "[?]", session.no_host_isolation and "not " or "");
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62 end
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63
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64 module:hook("resource-bind", set_session_isolation_flag);