feat(prosody): New impl of is_admin.

resources/prosody-plugins/util.lib.lua

@@ -8,6 +8,9 @@ local array = require "util.array";
 local is_set = require 'util.set'.is_set;
 local usermanager = require 'core.usermanager';
 
+local config_global_admin_jids = module:context('*'):get_option_set('admins', {}) / jid.prep;
+local config_admin_jids = module:get_option_inherited_set('admins', {}) / jid.prep;
+
 local http_timeout = 30;
 local have_async, async = pcall(require, "util.async");
 local http_headers = {
@@ -628,8 +631,15 @@ function get_ip(session)
 end
 
 -- Checks whether the provided jid is in the list of admins
-local function is_admin(jid)
-    return usermanager.is_admin(jid, module.host);
+-- we are not using the new permissions and roles api as we have few global modules which need to be
+-- refactored into host modules, as that api needs to be executed in host context
+local function is_admin(_jid)
+    local bare_jid = jid.bare(_jid);
+
+    if config_global_admin_jids:contains(bare_jid) or config_admin_jids:contains(bare_jid) then
+        return true;
+    end
+    return false;
 end
 
 return {
@@ -637,6 +647,7 @@ return {
     INBOUND_SIP_JIBRI_PREFIXES = INBOUND_SIP_JIBRI_PREFIXES;
     RECORDER_PREFIXES = RECORDER_PREFIXES;
     extract_subdomain = extract_subdomain;
+    is_admin = is_admin;
     is_feature_allowed = is_feature_allowed;
     is_jibri = is_jibri;
     is_healthcheck_room = is_healthcheck_room;