diff options
Diffstat (limited to 'core/usermanager.lua')
| -rw-r--r-- | core/usermanager.lua | 167 |
1 files changed, 121 insertions, 46 deletions
diff --git a/core/usermanager.lua b/core/usermanager.lua index 6c36fa29..08343bee 100644 --- a/core/usermanager.lua +++ b/core/usermanager.lua @@ -1,80 +1,155 @@ -- 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. -- - - -require "util.datamanager" -local datamanager = datamanager; +local modulemanager = require "core.modulemanager"; local log = require "util.logger".init("usermanager"); local type = type; -local error = error; local ipairs = ipairs; -local hashes = require "util.hashes"; +local pairs = pairs; local jid_bare = require "util.jid".bare; +local jid_prep = require "util.jid".prep; local config = require "core.configmanager"; +local hosts = hosts; +local sasl_new = require "util.sasl".new; +local storagemanager = require "core.storagemanager"; + +local prosody = _G.prosody; + +local setmetatable = setmetatable; + +local default_provider = "internal_plain"; module "usermanager" -function validate_credentials(host, username, password, method) - log("debug", "User '%s' is being validated", username); - local credentials = datamanager.load(username, host, "accounts") or {}; +function new_null_provider() + local function dummy() return nil, "method not implemented"; 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(self, method) return dummy; end + }); +end + +local provider_mt = { __index = new_null_provider() }; - 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]; + if host_session.type ~= "local" then return; end + + host_session.events.add_handler("item-added/auth-provider", function (event) + local provider = event.item; + local auth_provider = config.get(host, "authentication") or default_provider; + if config.get(host, "anonymous_login") then + log("error", "Deprecated config option 'anonymous_login'. Use authentication = 'anonymous' instead."); + auth_provider = "anonymous"; + end -- COMPAT 0.7 + if provider.name == auth_provider then + host_session.users = setmetatable(provider, provider_mt); 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."; + 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, "authentication") or default_provider; + if config.get(host, "anonymous_login") then auth_provider = "anonymous"; end -- COMPAT 0.7 + if auth_provider ~= "null" then + modulemanager.load(host, "auth_"..auth_provider); end +end; +prosody.events.add_handler("host-activated", initialize_host, 100); + +function test_password(username, host, password) + return hosts[host].users.test_password(username, password); end function get_password(username, host) - return (datamanager.load(username, host, "accounts") or {}).password + return hosts[host].users.get_password(username); +end + +function set_password(username, password, host) + return hosts[host].users.set_password(username, password); end function user_exists(username, host) - return datamanager.load(username, host, "accounts") ~= nil; -- FIXME also check for empty credentials + return hosts[host].users.user_exists(username); end function create_user(username, password, host) - return datamanager.store(username, host, "accounts", {password = password}); + return hosts[host].users.create_user(username, password); +end + +function delete_user(username, host) + local ok, err = hosts[host].users.delete_user(username); + if not ok then return nil, err; end + prosody.events.fire_event("user-deleted", { username = username, host = host }); + return storagemanager.purge(username, host); +end + +function users(host) + return hosts[host].users.users(); +end + +function get_sasl_handler(host, session) + return hosts[host].users.get_sasl_handler(session); end -function get_supported_methods(host) - return {["PLAIN"] = true, ["DIGEST-MD5"] = true}; -- TODO this should be taken from the config +function get_provider(host) + return hosts[host].users; end -function is_admin(jid) - local admins = config.get("*", "core", "admins"); - if type(admins) == "table" then - jid = jid_bare(jid); - for _,admin in ipairs(admins) do - if admin == jid then return true; end +function is_admin(jid, host) + if host and not hosts[host] then return false; end + if type(jid) ~= "string" then return false; end + + local is_admin; + jid = jid_bare(jid); + host = host or "*"; + + local host_admins = config.get(host, "admins"); + local global_admins = config.get("*", "admins"); + + if host_admins and host_admins ~= global_admins then + if type(host_admins) == "table" then + for _,admin in ipairs(host_admins) do + if jid_prep(admin) == jid then + is_admin = true; + break; + end + end + elseif host_admins then + log("error", "Option 'admins' for host '%s' is not a list", host); + end + end + + if not is_admin and global_admins then + if type(global_admins) == "table" then + for _,admin in ipairs(global_admins) do + if jid_prep(admin) == jid then + is_admin = true; + break; + end + end + elseif global_admins then + log("error", "Global option 'admins' is not a list"); end - else log("debug", "Option core.admins is not a table"); end - return nil; + end + + -- Still not an admin, check with auth provider + if not is_admin and host ~= "*" and hosts[host].users and hosts[host].users.is_admin then + is_admin = hosts[host].users.is_admin(jid); + end + return is_admin or false; end return _M; |