125 lines
2.9 KiB
Lua
125 lines
2.9 KiB
Lua
-- Token authentication
|
|
-- Copyright (C) 2015 Atlassian
|
|
|
|
local generate_uuid = require "util.uuid".generate;
|
|
local new_sasl = require "util.sasl".new;
|
|
local sasl = require "util.sasl";
|
|
local formdecode = require "util.http".formdecode;
|
|
local token_util = module:require "token/util";
|
|
|
|
-- define auth provider
|
|
local provider = {};
|
|
|
|
local host = module.host;
|
|
|
|
local appId = module:get_option_string("app_id");
|
|
local appSecret = module:get_option_string("app_secret");
|
|
local allowEmptyToken = module:get_option_boolean("allow_empty_token");
|
|
|
|
if allowEmptyToken == true then
|
|
module:log("warn", "WARNING - empty tokens allowed");
|
|
end
|
|
|
|
if appId == nil then
|
|
module:log("error", "'app_id' must not be empty");
|
|
return;
|
|
end
|
|
|
|
if appSecret == nil then
|
|
module:log("error", "'app_secret' must not be empty");
|
|
return;
|
|
end
|
|
|
|
-- Extract 'token' param from BOSH URL when session is created
|
|
module:hook("bosh-session", function(event)
|
|
local session, request = event.session, event.request;
|
|
local query = request.url.query;
|
|
if query ~= nil then
|
|
session.auth_token = query and formdecode(query).token or nil;
|
|
end
|
|
end)
|
|
|
|
function provider.test_password(username, password)
|
|
return nil, "Password based auth not supported";
|
|
end
|
|
|
|
function provider.get_password(username)
|
|
return nil;
|
|
end
|
|
|
|
function provider.set_password(username, password)
|
|
return nil, "Set password not supported";
|
|
end
|
|
|
|
function provider.user_exists(username)
|
|
return nil;
|
|
end
|
|
|
|
function provider.create_user(username, password)
|
|
return nil;
|
|
end
|
|
|
|
function provider.delete_user(username)
|
|
return nil;
|
|
end
|
|
|
|
function provider.get_sasl_handler(session)
|
|
-- JWT token extracted from BOSH URL
|
|
local token = session.auth_token;
|
|
|
|
local function get_username_from_token(self, message)
|
|
|
|
if token == nil then
|
|
if allowEmptyToken == true then
|
|
return true;
|
|
else
|
|
return false, "not-allowed", "token required";
|
|
end
|
|
end
|
|
|
|
-- here we check if 'room' claim exists
|
|
local room, roomErr = token_util.get_room_name(token, appSecret);
|
|
if room == nil then
|
|
if roomErr == nil then
|
|
roomErr = "'room' claim is missing";
|
|
end
|
|
return false, "not-allowed", roomErr;
|
|
end
|
|
|
|
-- now verify the whole token
|
|
local result, msg
|
|
= token_util.verify_token(token, appId, appSecret, room);
|
|
if result == true then
|
|
-- Binds room name to the session which is later checked on MUC join
|
|
session.jitsi_meet_room = room;
|
|
return true
|
|
else
|
|
return false, "not-allowed", msg
|
|
end
|
|
end
|
|
|
|
return new_sasl(host, { anonymous = get_username_from_token });
|
|
end
|
|
|
|
module:provides("auth", provider);
|
|
|
|
local function anonymous(self, message)
|
|
|
|
local username = generate_uuid();
|
|
|
|
-- This calls the handler created in 'provider.get_sasl_handler(session)'
|
|
local result, err, msg = self.profile.anonymous(self, username, self.realm);
|
|
|
|
self.username = username;
|
|
|
|
if result == true then
|
|
return "success"
|
|
else
|
|
|
|
return "failure", err, msg
|
|
end
|
|
end
|
|
|
|
sasl.registerMechanism("ANONYMOUS", {"anonymous"}, anonymous);
|
|
|