mod_log_ringbuffer: Detach event handlers on logging reload (thanks Menel)
Otherwise the global event handlers accumulate, one added each time
logging is reoladed, and each invocation of the signal or event triggers
one dump of each created ringbuffer.
local array = require "util.array";
module:add_item("openid-claim", "groups");
local group_memberships = module:open_store("groups", "map");
local function user_groups(username)
return pairs(group_memberships:get_all(username) or {});
end
module:hook("token/userinfo", function(event)
local userinfo = event.userinfo;
if event.claims:contains("groups") then
userinfo.groups = array(user_groups(event.username));
end
end);