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annotate mod_nodeinfo2/mod_nodeinfo2.lua @ 3708:0a800463bc08

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mod_nodeinfo2: Fetch active users from mod_lastlog.
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Thu, 10 Oct 2019 20:09:23 +0200
parents 3248295e1b16
children 7f5ce667d93e
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1 local json = require "util.json";
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2 local array = require "util.array";
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3 local get_stats = require "core.statsmanager".get_stats;
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4 local os_time = os.time;
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5
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6 module:depends("http");
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7 module:depends("lastlog");
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8 module:depends("measure_message_e2ee");
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9
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10 local store = module:open_store("lastlog");
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11
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12 local total_users = 0;
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13 local half_year_users = 0;
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14 local month_users = 0;
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15 local week_users = 0;
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16 for user in require "core.usermanager".users(module.host) do -- TODO refresh at some interval?
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17 total_users = total_users + 1;
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18 local lastlog = store:get(user);
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19 if lastlog and lastlog.timestamp then
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20 local delta = os_time() - lastlog.timestamp;
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21 if delta < 6 * 30 * 24 * 60 * 60 then
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22 half_year_users = half_year_users + 1;
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23 end
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24 if delta < 30 * 24 * 60 * 60 then
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25 month_users = month_users + 1;
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26 end
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27 if delta < 7 * 24 * 60 * 60 then
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28 week_users = week_users + 1;
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29 end
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30 end
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31 end
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32
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33 -- Remove the properties if we couldn’t find a single active user. It most likely means mod_lastlog isn’t in use.
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34 if half_year_users == 0 and month_users == 0 and week_users == 0 then
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35 half_year_users = nil;
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36 month_users = nil;
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37 week_users = nil;
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38 end
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39
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40 module:provides("http", {
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41 default_path = "/.well-known/x-nodeinfo2";
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42 route = {
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43 GET = function (event)
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44 local stats, changed_only, extras = get_stats();
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45 local message_count = nil;
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46 for stat, _ in pairs(stats) do
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47 if stat == "/*/mod_measure_message_e2ee/message:rate" then
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48 message_count = extras[stat].total;
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49 end
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50 end
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51
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52 event.response.headers.content_type = "application/json";
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53 return json.encode({
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54 version = "1.0";
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55 server = {
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56 baseUrl = module:http_url("","/");
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57 name = module.host;
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58 software = "Prosody";
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59 version = prosody.version;
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60 };
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61 --[[ TODO re-use data from mod_server_contact_info ?
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62 organization = {
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63 name = "";
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64 contact = "";
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65 account = "";
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66 };
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67 --]]
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68 protocols = array {
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69 "xmpp",
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70 };
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71 --[[ TODO would be cool to identify local transports
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72 services = {
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73 inbound = array {
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74 "irc";
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75 };
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76 outbound = array {
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77 };
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78 };
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79 --]]
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80 openRegistrations = module:get_option_boolean("allow_registration", false);
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81 usage = {
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82 users = {
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83 total = total_users;
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84 activeHalfyear = half_year_users;
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85 activeMonth = month_users;
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86 activeWeek = week_users;
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87 };
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88 localPosts = message_count;
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89 localComments = message_count;
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90 };
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91 });
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92 end;
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93 }
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94 });
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95