plugins/mod_auth_anonymous.lua
author Waqas Hussain <waqas20@gmail.com>
Wed, 12 Sep 2012 21:32:12 +0500
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child 5117 2c7e1ce8f482
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mod_auth_{internal_plain,cyrus,anonymous}: Get rid of useless wrapper function new_default_provider.
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-- Prosody IM
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-- Copyright (C) 2008-2010 Matthew Wild
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-- Copyright (C) 2008-2010 Waqas Hussain
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--
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-- This project is MIT/X11 licensed. Please see the
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-- COPYING file in the source package for more information.
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--
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local new_sasl = require "util.sasl".new;
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local datamanager = require "util.datamanager";
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-- define auth provider
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local provider = { name = "anonymous" };
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function provider.test_password(username, password)
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	return nil, "Password based auth not supported.";
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end
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function provider.get_password(username)
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	return nil, "Password not available.";
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end
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function provider.set_password(username, password)
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	return nil, "Password based auth not supported.";
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end
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function provider.user_exists(username)
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	return nil, "Only anonymous users are supported."; -- FIXME check if anonymous user is connected?
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end
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function provider.create_user(username, password)
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	return nil, "Account creation/modification not supported.";
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end
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function provider.get_sasl_handler()
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	local anonymous_authentication_profile = {
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		anonymous = function(sasl, username, realm)
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			return true; -- for normal usage you should always return true here
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		end
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	};
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	return new_sasl(module.host, anonymous_authentication_profile);
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end
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-- datamanager callback to disable writes
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local function dm_callback(username, host, datastore, data)
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	if host == module.host then
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		return false;
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	end
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	return username, host, datastore, data;
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end
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if not module:get_option_boolean("allow_anonymous_s2s", false) then
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	module:hook("route/remote", function (event)
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		return false; -- Block outgoing s2s from anonymous users
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	end, 300);
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end
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function module.load()
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	datamanager.add_callback(dm_callback);
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end
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function module.unload()
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	datamanager.remove_callback(dm_callback);
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end
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module:add_item("auth-provider", provider);
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