diff options
Diffstat (limited to 'core/usermanager.lua')
| -rw-r--r-- | core/usermanager.lua | 145 |
1 files changed, 90 insertions, 55 deletions
diff --git a/core/usermanager.lua b/core/usermanager.lua index 698d2f10..43e43df9 100644 --- a/core/usermanager.lua +++ b/core/usermanager.lua @@ -7,6 +7,7 @@ -- local datamanager = require "util.datamanager"; +local modulemanager = require "core.modulemanager"; local log = require "util.logger".init("usermanager"); local type = type; local error = error; @@ -15,86 +16,120 @@ local hashes = require "util.hashes"; local jid_bare = require "util.jid".bare; local config = require "core.configmanager"; local hosts = hosts; +local sasl_new = require "util.sasl".new; local require_provisioning = config.get("*", "core", "cyrus_require_provisioning") or false; -module "usermanager" +local prosody = _G.prosody; + +local setmetatable = setmetatable; -local function is_cyrus(host) return config.get(host, "core", "sasl_backend") == "cyrus"; end +local default_provider = "internal_plain"; -function validate_credentials(host, username, password, method) - log("debug", "User '%s' is being validated", username); - if is_cyrus(host) then return nil, "Legacy auth not supported with Cyrus SASL."; end - local credentials = datamanager.load(username, host, "accounts") or {}; +module "usermanager" + +function new_null_provider() + local function dummy() end; + local function dummy_get_sasl_handler() return sasl_new(nil, {}); end + return setmetatable({name = "null", get_sasl_handler = dummy_get_sasl_handler}, { __index = function() return dummy; end }); +end - if method == nil then method = "PLAIN"; end - if method == "PLAIN" and credentials.password then -- PLAIN, do directly - if password == credentials.password then - return true; - else - return nil, "Auth failed. Invalid username or password."; +function initialize_host(host) + local host_session = hosts[host]; + host_session.events.add_handler("item-added/auth-provider", function (event) + local provider = event.item; + local auth_provider = config.get(host, "core", "authentication") or default_provider; + if provider.name == auth_provider then + host_session.users = provider; end - end - -- must do md5 - -- make credentials md5 - local pwd = credentials.password; - if not pwd then pwd = credentials.md5; else pwd = hashes.md5(pwd, true); end - -- make password md5 - if method == "PLAIN" then - password = hashes.md5(password or "", true); - elseif method ~= "DIGEST-MD5" then - return nil, "Unsupported auth method"; - end - -- compare - if password == pwd then - return true; - else - return nil, "Auth failed. Invalid username or password."; - end + if host_session.users ~= nil and host_session.users.name ~= nil then + log("debug", "host '%s' now set to use user provider '%s'", host, host_session.users.name); + end + end); + host_session.events.add_handler("item-removed/auth-provider", function (event) + local provider = event.item; + if host_session.users == provider then + host_session.users = new_null_provider(); + end + end); + host_session.users = new_null_provider(); -- Start with the default usermanager provider + local auth_provider = config.get(host, "core", "authentication") or default_provider; + if auth_provider ~= "null" then + modulemanager.load(host, "auth_"..auth_provider); + end +end; +prosody.events.add_handler("host-activated", initialize_host, 100); +prosody.events.add_handler("component-activated", initialize_host, 100); + +function is_cyrus(host) return config.get(host, "core", "sasl_backend") == "cyrus"; end + +function test_password(username, host, password) + return hosts[host].users.test_password(username, password); end function get_password(username, host) - if is_cyrus(host) then return nil, "Passwords unavailable for Cyrus SASL."; end - return (datamanager.load(username, host, "accounts") or {}).password + return hosts[host].users.get_password(username); end -function set_password(username, host, password) - if is_cyrus(host) then return nil, "Passwords unavailable for Cyrus SASL."; end - local account = datamanager.load(username, host, "accounts"); - if account then - account.password = password; - return datamanager.store(username, host, "accounts", account); - end - return nil, "Account not available."; + +function set_password(username, password, host) + return hosts[host].users.set_password(username, password); end function user_exists(username, host) - if not(require_provisioning) and is_cyrus(host) then return true; end - local account, err = datamanager.load(username, host, "accounts"); - return (account or err) ~= nil; -- FIXME also check for empty credentials + return hosts[host].users.user_exists(username); end function create_user(username, password, host) - if not(require_provisioning) and is_cyrus(host) then return nil, "Account creation/modification not available with Cyrus SASL."; end - return datamanager.store(username, host, "accounts", {password = password}); + return hosts[host].users.create_user(username, password); end -function get_supported_methods(host) - return {["PLAIN"] = true, ["DIGEST-MD5"] = true}; -- TODO this should be taken from the config +function get_sasl_handler(host) + return hosts[host].users.get_sasl_handler(); +end + +function get_provider(host) + return hosts[host].users; end function is_admin(jid, host) + local is_admin; + jid = jid_bare(jid); host = host or "*"; - local admins = config.get(host, "core", "admins"); - if host ~= "*" and admins == config.get("*", "core", "admins") then - return nil; + + local host_admins = config.get(host, "core", "admins"); + local global_admins = config.get("*", "core", "admins"); + + if host_admins and host_admins ~= global_admins then + if type(host_admins) == "table" then + for _,admin in ipairs(host_admins) do + if admin == jid then + is_admin = true; + break; + end + end + elseif admins then + log("error", "Option 'admins' for host '%s' is not a list", host); + end end - if type(admins) == "table" then - jid = jid_bare(jid); - for _,admin in ipairs(admins) do - if admin == jid then return true; end + + if not is_admin and global_admins then + if type(global_admins) == "table" then + for _,admin in ipairs(global_admins) do + if admin == jid then + is_admin = true; + break; + end + end + elseif admins then + log("error", "Global option 'admins' is not a list"); end - elseif admins then log("warn", "Option 'admins' for host '%s' is not a table", host); end - return nil; + end + + -- Still not an admin, check with auth provider + if not is_admin and host ~= "*" and hosts[host].users.is_admin then + is_admin = hosts[host].users.is_admin(jid); + end + return is_admin or false; end return _M; |