diff options
Diffstat (limited to 'plugins/mod_saslauth.lua')
| -rw-r--r-- | plugins/mod_saslauth.lua | 65 |
1 files changed, 44 insertions, 21 deletions
diff --git a/plugins/mod_saslauth.lua b/plugins/mod_saslauth.lua index 398ae9f8..9f940c37 100644 --- a/plugins/mod_saslauth.lua +++ b/plugins/mod_saslauth.lua @@ -1,7 +1,7 @@ -- Prosody IM --- Copyright (C) 2008-2009 Matthew Wild --- Copyright (C) 2008-2009 Waqas Hussain --- +-- Copyright (C) 2008-2010 Matthew Wild +-- Copyright (C) 2008-2010 Waqas Hussain +-- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- @@ -28,6 +28,12 @@ local config = require "core.configmanager"; local secure_auth_only = module:get_option("c2s_require_encryption") or module:get_option("require_encryption"); local sasl_backend = module:get_option("sasl_backend") or "builtin"; +-- Cyrus config options +local require_provisioning = module:get_option("cyrus_require_provisioning") or false; +local cyrus_service_realm = module:get_option("cyrus_service_realm"); +local cyrus_service_name = module:get_option("cyrus_service_name"); +local cyrus_application_name = module:get_option("cyrus_application_name"); + local log = module._log; local xmlns_sasl ='urn:ietf:params:xml:ns:xmpp-sasl'; @@ -35,21 +41,29 @@ local xmlns_bind ='urn:ietf:params:xml:ns:xmpp-bind'; local xmlns_stanzas ='urn:ietf:params:xml:ns:xmpp-stanzas'; local new_sasl; -if sasl_backend == "cyrus" then - local cyrus, err = pcall(require, "util.sasl_cyrus"); - if cyrus then +if sasl_backend == "builtin" then + new_sasl = require "util.sasl".new; +elseif sasl_backend == "cyrus" then + prosody.unlock_globals(); --FIXME: Figure out why this is needed and + -- why cyrussasl isn't caught by the sandbox + local ok, cyrus = pcall(require, "util.sasl_cyrus"); + prosody.lock_globals(); + if ok then local cyrus_new = cyrus.new; new_sasl = function(realm) - return cyrus_new(realm, module:get_option("cyrus_service_name") or "xmpp"); + return cyrus_new( + cyrus_service_realm or realm, + cyrus_service_name or "xmpp", + cyrus_application_name or "prosody" + ); end else - sasl_backend = "builtin"; - module:log("warn", "Failed to load Cyrus SASL, falling back to builtin auth mechanisms"); + module:log("error", "Failed to load Cyrus SASL because: %s", cyrus); + error("Failed to load Cyrus SASL"); end -end -if not new_sasl then - if sasl_backend ~= "builtin" then module:log("warn", "Unknown SASL backend %s", sasl_backend); end; - new_sasl = require "util.sasl".new; +else + module:log("error", "Unknown SASL backend: %s", sasl_backend); + error("Unknown SASL backend"); end local default_authentication_profile = { @@ -90,7 +104,7 @@ local function build_reply(status, ret, err_msg) return reply; end -local function handle_status(session, status) +local function handle_status(session, status, ret, err_msg) if status == "failure" then session.sasl_handler = session.sasl_handler:clean_clone(); elseif status == "success" then @@ -99,12 +113,20 @@ local function handle_status(session, status) module:log("warn", "SASL succeeded but we didn't get a username!"); session.sasl_handler = nil; session:reset_stream(); - return; + return status, ret, err_msg; + end + + if not(require_provisioning) or usermanager_user_exists(username, session.host) then + sm_make_authenticated(session, session.sasl_handler.username); + session.sasl_handler = nil; + session:reset_stream(); + else + module:log("warn", "SASL succeeded but we don't have an account provisioned for %s", username); + session.sasl_handler = session.sasl_handler:clean_clone(); + return "failure", "not-authorized", "User authenticated successfully, but not provisioned for XMPP"; end - sm_make_authenticated(session, session.sasl_handler.username); - session.sasl_handler = nil; - session:reset_stream(); end + return status, ret, err_msg; end local function sasl_handler(session, stanza) @@ -138,7 +160,7 @@ local function sasl_handler(session, stanza) end end local status, ret, err_msg = session.sasl_handler:process(text); - handle_status(session, status); + status, ret, err_msg = handle_status(session, status, ret, err_msg); local s = build_reply(status, ret, err_msg); log("debug", "sasl reply: %s", tostring(s)); session.send(s); @@ -157,10 +179,11 @@ module:hook("stream-features", function(event) if secure_auth_only and not origin.secure then return; end + local realm = module:get_option("sasl_realm") or origin.host; if module:get_option("anonymous_login") then - origin.sasl_handler = new_sasl(origin.host, anonymous_authentication_profile); + origin.sasl_handler = new_sasl(realm, anonymous_authentication_profile); else - origin.sasl_handler = new_sasl(origin.host, default_authentication_profile); + origin.sasl_handler = new_sasl(realm, default_authentication_profile); if not (module:get_option("allow_unencrypted_plain_auth")) and not origin.secure then origin.sasl_handler:forbidden({"PLAIN"}); end |