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-rw-r--r--core/objectmanager.lua60
-rw-r--r--core/usermanager.lua15
-rw-r--r--plugins/mod_legacyauth.lua3
-rw-r--r--plugins/mod_saslauth.lua5
-rw-r--r--plugins/mod_xmlrpc.lua47
-rw-r--r--util/xmlrpc.lua6
6 files changed, 115 insertions, 21 deletions
diff --git a/core/objectmanager.lua b/core/objectmanager.lua
new file mode 100644
index 00000000..b8e5eb3f
--- /dev/null
+++ b/core/objectmanager.lua
@@ -0,0 +1,60 @@
+
+local new_multitable = require "util.multitable".new;
+local t_insert = table.insert;
+local t_concat = table.concat;
+local tostring = tostring;
+local unpack = unpack;
+local pairs = pairs;
+local error = error;
+local type = type;
+local _G = _G;
+
+local data = new_multitable();
+
+module "objectmanager"
+
+function set(...)
+ return data:set(...);
+end
+function remove(...)
+ return data:remove(...);
+end
+function get(...)
+ return data:get(...);
+end
+
+local function get_path(path)
+ if type(path) == "table" then return path; end
+ local s = {};
+ for part in tostring(path):gmatch("[%w_]+") do
+ t_insert(s, part);
+ end
+ return s;
+end
+
+function get_object(path)
+ path = get_path(path)
+ return data:get(unpack(path)), path;
+end
+function set_object(path, object)
+ path = get_path(path);
+ data:set(unpack(path), object);
+end
+
+data:set("ls", function(_dir)
+ local obj, dir = get_object(_dir);
+ if not obj then error("object not found: " .. t_concat(dir, '/')); end
+ local r = {};
+ if type(obj) == "table" then
+ for key, val in pairs(obj) do
+ r[key] = type(val);
+ end
+ end
+ return r;
+end);
+data:set("get", get_object);
+data:set("set", set_object);
+data:set("echo", function(...) return {...}; end);
+data:set("_G", _G);
+
+return _M;
diff --git a/core/usermanager.lua b/core/usermanager.lua
index fd8fe739..bee1502e 100644
--- a/core/usermanager.lua
+++ b/core/usermanager.lua
@@ -11,8 +11,12 @@
require "util.datamanager"
local datamanager = 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 config = require "core.configmanager";
module "usermanager"
@@ -59,4 +63,15 @@ function get_supported_methods(host)
return methods;
end
+function is_admin(jid)
+ local admins = config.get("*", "core", "admins") or {};
+ if type(admins) == "table" then
+ jid = jid_bare(jid);
+ for _,admin in ipairs(admins) do
+ if admin == jid then return true; end
+ end
+ else log("debug", "Option core.admins is not a table"); end
+ return nil;
+end
+
return _M;
diff --git a/plugins/mod_legacyauth.lua b/plugins/mod_legacyauth.lua
index 8f3de58d..3e392470 100644
--- a/plugins/mod_legacyauth.lua
+++ b/plugins/mod_legacyauth.lua
@@ -12,6 +12,9 @@ local st = require "util.stanza";
local t_concat = table.concat;
module:add_feature("jabber:iq:auth");
+module:add_event_hook("stream-features", function (session, features)
+ if not session.username then features:tag("auth", {xmlns='http://jabber.org/features/iq-auth'}):up(); end
+end);
module:add_iq_handler("c2s_unauthed", "jabber:iq:auth",
function (session, stanza)
diff --git a/plugins/mod_saslauth.lua b/plugins/mod_saslauth.lua
index ed19a150..4804607b 100644
--- a/plugins/mod_saslauth.lua
+++ b/plugins/mod_saslauth.lua
@@ -17,6 +17,7 @@ local t_concat, t_insert = table.concat, table.insert;
local tostring = tostring;
local jid_split = require "util.jid".split
local md5 = require "util.hashes".md5;
+local config = require "core.configmanager";
local log = require "util.logger".init("mod_saslauth");
@@ -106,7 +107,9 @@ module:add_event_hook("stream-features",
-- TODO: Provide PLAIN only if TLS is active, this is a SHOULD from the introduction of RFC 4616. This behavior could be overridden via configuration but will issuing a warning or so.
features:tag("mechanism"):text("PLAIN"):up();
features:tag("mechanism"):text("DIGEST-MD5"):up();
- features:tag("mechanism"):text("ANONYMOUS"):up();
+ if config.get(session.host or "*", "core", "sasl_anonymous") then
+ features:tag("mechanism"):text("ANONYMOUS"):up();
+ end
features:up();
else
features:tag("bind", bind_attr):tag("required"):up():up();
diff --git a/plugins/mod_xmlrpc.lua b/plugins/mod_xmlrpc.lua
index 6fdfe8be..238ee3ea 100644
--- a/plugins/mod_xmlrpc.lua
+++ b/plugins/mod_xmlrpc.lua
@@ -14,6 +14,11 @@ local st = require "util.stanza";
local pcall = pcall;
local unpack = unpack;
local tostring = tostring;
+local is_admin = require "core.usermanager".is_admin;
+local jid_split = require "util.jid".split;
+local b64_decode = require "util.encodings".base64.decode;
+local get_method = require "core.objectmanager".get_object;
+local validate_credentials = require "core.usermanager".validate_credentials;
local translate_request = require "util.xmlrpc".translate_request;
local create_response = require "util.xmlrpc".create_response;
@@ -60,12 +65,6 @@ local function parse_xml(xml)
return stanza.tags[1];
end
-local function get_method(method)
- return function(...)
- return {method = method; args = {...}};
- end
-end
-
local function handle_xmlrpc_request(method, args)
method = get_method(method);
if not method then return create_error_response(404, "method not found"); end
@@ -85,29 +84,37 @@ local function handle_xmpp_request(origin, stanza)
local query = stanza.tags[1];
if query.name == "query" then
if #query.tags == 1 then
- local success, method, args = pcall(translate_request, query.tags[1]);
- if success then
- local result = handle_xmlrpc_request(method, args);
- origin.send(st.reply(stanza):tag('query', {xmlns='jabber:iq:rpc'}):add_child(result));
- else
- origin.send(st.error_reply(stanza, "modify", "bad-request", method));
- end
- else
- origin.send(st.error_reply(stanza, "modify", "bad-request", "No content in XML-RPC request"));
- end
- else
- origin.send(st.error_reply(stanza, "cancel", "service-unavailable"));
- end
+ if is_admin(stanza.attr.from) then
+ local success, method, args = pcall(translate_request, query.tags[1]);
+ if success then
+ local result = handle_xmlrpc_request(method, args);
+ origin.send(st.reply(stanza):tag('query', {xmlns='jabber:iq:rpc'}):add_child(result));
+ else
+ origin.send(st.error_reply(stanza, "modify", "bad-request", method));
+ end
+ else origin.send(st.error_reply(stanza, "auth", "forbidden", "No content in XML-RPC request")); end
+ else origin.send(st.error_reply(stanza, "modify", "bad-request", "No content in XML-RPC request")); end
+ else origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); end
end
module:add_iq_handler({"c2s", "s2sin"}, "jabber:iq:rpc", handle_xmpp_request);
module:add_feature("jabber:iq:rpc");
+-- TODO add <identity category='automation' type='rpc'/> to disco replies
-local default_headers = { ["Content-Type"] = "text/xml" };
+local default_headers = { ['Content-Type'] = 'text/xml' };
+local unauthorized_response = { status = '401 UNAUTHORIZED', headers = {['Content-Type']='text/html', ['WWW-Authenticate']='Basic realm="WallyWorld"'}; body = "<html><body>Authentication required</body></html>"; };
local function handle_http_request(method, body, request)
+ -- authenticate user
+ local username, password = b64_decode(request['authorization'] or ''):gmatch('([^:]*):(.*)')(); -- TODO digest auth
+ local node, host = jid_split(username);
+ if not validate_credentials(host, node, password) and is_admin(username) then
+ return unauthorized_response;
+ end
+ -- parse request
local stanza = body and parse_xml(body);
if (not stanza) or request.method ~= "POST" then
return "<html><body>You really don't look like an XML-RPC client to me... what do you want?</body></html>";
end
+ -- execute request
local success, method, args = pcall(translate_request, stanza);
if success then
return { headers = default_headers; body = tostring(handle_xmlrpc_request(method, args)) };
diff --git a/util/xmlrpc.lua b/util/xmlrpc.lua
index 5a391754..8b1d56cf 100644
--- a/util/xmlrpc.lua
+++ b/util/xmlrpc.lua
@@ -41,6 +41,9 @@ local map = {
number=function(stanza, object)
stanza:tag("int"):text(tostring(object)):up();
end;
+ ["nil"]=function(stanza, object) -- nil extension
+ stanza:tag("nil"):up();
+ end;
};
_lua_to_xmlrpc = function(stanza, object)
local h = map[type(object)];
@@ -146,6 +149,9 @@ local rmap = {
if tostring(tonumber(n)) == n then n = tonumber(n); end
return n;
end;
+ ["nil"]=function(stanza) -- nil extension
+ return nil;
+ end;
}
_xmlrpc_to_lua = function(stanza)
local h = rmap[stanza.name];