--- a/plugins/mod_hashpassauth.lua Fri Jun 04 14:08:40 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,128 +0,0 @@
--- Prosody IM
--- Copyright (C) 2008-2010 Matthew Wild
--- Copyright (C) 2008-2010 Waqas Hussain
--- Copyright (C) 2010 Jeff Mitchell
---
--- This project is MIT/X11 licensed. Please see the
--- COPYING file in the source package for more information.
---
-
-local datamanager = require "util.datamanager";
-local log = require "util.logger".init("usermanager");
-local type = type;
-local error = error;
-local ipairs = ipairs;
-local hashes = require "util.hashes";
-local jid_bare = require "util.jid".bare;
-local saltedPasswordSHA1 = require "util.sasl.scram".saltedPasswordSHA1;
-local config = require "core.configmanager";
-local usermanager = require "core.usermanager";
-local generate_uuid = require "util.uuid".generate;
-local hosts = hosts;
-
-local prosody = _G.prosody;
-
-local is_cyrus = usermanager.is_cyrus;
-
--- Default; can be set per-user
-local iteration_count = 4096;
-
-function new_hashpass_provider(host)
- local provider = { name = "hashpass" };
- log("debug", "initializing hashpass authentication provider for host '%s'", host);
-
- function provider.test_password(username, password)
- if is_cyrus(host) then return nil, "Legacy auth not supported with Cyrus SASL."; end
- local credentials = datamanager.load(username, host, "accounts") or {};
-
- if credentials.password ~= nil and string.len(credentials.password) ~= 0 then
- if credentials.password ~= password then
- return nil, "Auth failed. Provided password is incorrect.";
- end
-
- if provider.set_password(username, credentials.password) == nil then
- return nil, "Auth failed. Could not set hashed password from plaintext.";
- else
- return true;
- end
- end
-
- if credentials.iteration_count == nil or credentials.salt == nil or string.len(credentials.salt) == 0 then
- return nil, "Auth failed. Stored salt and iteration count information is not complete.";
- end
-
- local valid, binpass = saltedPasswordSHA1(password, credentials.salt, credentials.iteration_count);
- local hexpass = binpass:gsub(".", function (c) return ("%02x"):format(c:byte()); end);
-
- if valid and hexpass == credentials.hashpass then
- return true;
- else
- return nil, "Auth failed. Invalid username, password, or password hash information.";
- end
- end
-
- function provider.set_password(username, password)
- if is_cyrus(host) then return nil, "Passwords unavailable for Cyrus SASL."; end
- local account = datamanager.load(username, host, "accounts");
- if account then
- if account.iteration_count == nil then
- account.iteration_count = iteration_count;
- end
-
- if account.salt == nil then
- account.salt = generate_uuid();
- end
-
- local valid, binpass = saltedPasswordSHA1(password, account.salt, account.iteration_count);
- local hexpass = binpass:gsub(".", function (c) return ("%02x"):format(c:byte()); end);
- account.hashpass = hexpass;
-
- account.password = nil;
- return datamanager.store(username, host, "accounts", account);
- end
- return nil, "Account not available.";
- end
-
- function provider.user_exists(username)
- if is_cyrus(host) then return true; end
- local account = datamanager.load(username, host, "accounts");
- if not account then
- log("debug", "account not found for username '%s' at host '%s'", username, module.host);
- return nil, "Auth failed. Invalid username";
- end
- if (account.hashpass == nil or string.len(account.hashpass) == 0) and (account.password == nil or string.len(account.password) == 0) then
- log("debug", "account password not set or zero-length for username '%s' at host '%s'", username, module.host);
- return nil, "Auth failed. Password invalid.";
- end
- return true;
- end
-
- function provider.create_user(username, password)
- if is_cyrus(host) then return nil, "Account creation/modification not available with Cyrus SASL."; end
- local salt = generate_uuid();
- local valid, binpass = saltedPasswordSHA1(password, salt, iteration_count);
- local hexpass = binpass:gsub(".", function (c) return ("%02x"):format(c:byte()); end);
- return datamanager.store(username, host, "accounts", {hashpass = hexpass, salt = salt, iteration_count = iteration_count});
- end
-
- function provider.get_supported_methods()
- return {["PLAIN"] = true}; -- TODO this should be taken from the config
- end
-
- function provider.is_admin(jid)
- local admins = config.get(host, "core", "admins");
- if admins ~= config.get("*", "core", "admins") and type(admins) == "table" then
- jid = jid_bare(jid);
- for _,admin in ipairs(admins) do
- if admin == jid then return true; end
- end
- elseif admins then
- log("error", "Option 'admins' for host '%s' is not a table", host);
- end
- return is_admin(jid); -- Test whether it's a global admin instead
- end
- return provider;
-end
-
-module:add_item("auth-provider", new_hashpass_provider(module.host));
-