| author | Waqas Hussain <waqas20@gmail.com> |
| Sun, 08 Mar 2009 05:03:22 +0500 | |
| changeset 892 | 2128891180b7 |
| parent 889 | bb959588bbc4 |
| child 896 | 2c0b9e3c11c3 |
| permissions | -rw-r--r-- |
| 875 | 1 |
-- Prosody IM v0.3 |
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-- Copyright (C) 2008-2009 Matthew Wild |
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-- Copyright (C) 2008-2009 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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module.host = "*" -- Global module |
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local httpserver = require "net.httpserver"; |
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local st = require "util.stanza"; |
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local pcall = pcall; |
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local unpack = unpack; |
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local tostring = tostring; |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local is_admin = require "core.usermanager".is_admin; |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local jid_split = require "util.jid".split; |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local b64_decode = require "util.encodings".base64.decode; |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
|
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local get_method = require "core.objectmanager".get_object; |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
|
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local validate_credentials = require "core.usermanager".validate_credentials; |
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local translate_request = require "util.xmlrpc".translate_request; |
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local create_response = require "util.xmlrpc".create_response; |
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local create_error_response = require "util.xmlrpc".create_error_response; |
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local entity_map = setmetatable({ |
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["amp"] = "&"; |
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["gt"] = ">"; |
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["lt"] = "<"; |
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["apos"] = "'"; |
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["quot"] = "\""; |
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}, {__index = function(_, s) |
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if s:sub(1,1) == "#" then |
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if s:sub(2,2) == "x" then |
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return string.char(tonumber(s:sub(3), 16)); |
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else |
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return string.char(tonumber(s:sub(2))); |
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end |
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end |
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end |
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}); |
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local function xml_unescape(str) |
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return (str:gsub("&(.-);", entity_map)); |
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end |
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local function parse_xml(xml) |
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local stanza = st.stanza("root"); |
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local regexp = "<([^>]*)>([^<]*)"; |
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for elem, text in xml:gmatch(regexp) do |
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--print("[<"..elem..">|"..text.."]"); |
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if elem:sub(1,1) == "!" or elem:sub(1,1) == "?" then -- neglect comments and processing-instructions |
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elseif elem:sub(1,1) == "/" then -- end tag |
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elem = elem:sub(2); |
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stanza:up(); -- TODO check for start-end tag name match |
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elseif elem:sub(-1,-1) == "/" then -- empty tag |
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elem = elem:sub(1,-2); |
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stanza:tag(elem):up(); |
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else -- start tag |
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stanza:tag(elem); |
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end |
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if #text ~= 0 then -- text |
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stanza:text(xml_unescape(text)); |
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end |
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end |
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return stanza.tags[1]; |
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end |
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local function handle_xmlrpc_request(method, args) |
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method = get_method(method); |
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if not method then return create_error_response(404, "method not found"); end |
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args = args or {}; |
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local success, result = pcall(method, unpack(args)); |
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if success then |
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success, result = pcall(create_response, result or "nil"); |
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if success then |
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return result; |
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end |
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return create_error_response(500, "Error in creating response: "..result); |
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end |
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return create_error_response(0, result or "nil"); |
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end |
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||
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877
0bababc930dd
mod_xmlrpc: Handle RPC stanzas sent over XMPP (XEP-0009: Jabber-RPC)
Waqas Hussain <waqas20@gmail.com>
parents:
875
diff
changeset
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local function handle_xmpp_request(origin, stanza) |
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local query = stanza.tags[1]; |
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if query.name == "query" then |
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if #query.tags == 1 then |
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892
2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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if is_admin(stanza.attr.from) then |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local success, method, args = pcall(translate_request, query.tags[1]); |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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if success then |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local result = handle_xmlrpc_request(method, args); |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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origin.send(st.reply(stanza):tag('query', {xmlns='jabber:iq:rpc'}):add_child(result)); |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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else |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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origin.send(st.error_reply(stanza, "modify", "bad-request", method)); |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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end |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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else origin.send(st.error_reply(stanza, "auth", "forbidden", "No content in XML-RPC request")); end |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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else origin.send(st.error_reply(stanza, "modify", "bad-request", "No content in XML-RPC request")); end |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
|
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else origin.send(st.error_reply(stanza, "cancel", "service-unavailable")); end |
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end |
|
877
0bababc930dd
mod_xmlrpc: Handle RPC stanzas sent over XMPP (XEP-0009: Jabber-RPC)
Waqas Hussain <waqas20@gmail.com>
parents:
875
diff
changeset
|
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module:add_iq_handler({"c2s", "s2sin"}, "jabber:iq:rpc", handle_xmpp_request); |
|
0bababc930dd
mod_xmlrpc: Handle RPC stanzas sent over XMPP (XEP-0009: Jabber-RPC)
Waqas Hussain <waqas20@gmail.com>
parents:
875
diff
changeset
|
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module:add_feature("jabber:iq:rpc"); |
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892
2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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-- TODO add <identity category='automation' type='rpc'/> to disco replies |
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892
2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local default_headers = { ['Content-Type'] = 'text/xml' }; |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local unauthorized_response = { status = '401 UNAUTHORIZED', headers = {['Content-Type']='text/html', ['WWW-Authenticate']='Basic realm="WallyWorld"'}; body = "<html><body>Authentication required</body></html>"; }; |
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local function handle_http_request(method, body, request) |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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-- authenticate user |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
|
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local username, password = b64_decode(request['authorization'] or ''):gmatch('([^:]*):(.*)')(); -- TODO digest auth |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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local node, host = jid_split(username); |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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if not validate_credentials(host, node, password) and is_admin(username) then |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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return unauthorized_response; |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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end |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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-- parse request |
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local stanza = body and parse_xml(body); |
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if (not stanza) or request.method ~= "POST" then |
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return "<html><body>You really don't look like an XML-RPC client to me... what do you want?</body></html>"; |
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end |
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2128891180b7
mod_xmlrpc: Limit usage to admins
Waqas Hussain <waqas20@gmail.com>
parents:
889
diff
changeset
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-- execute request |
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local success, method, args = pcall(translate_request, stanza); |
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if success then |
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880
ff4a08d73772
XML-RPC: Set appropriate Content-Type header in HTTP response
Waqas Hussain <waqas20@gmail.com>
parents:
877
diff
changeset
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return { headers = default_headers; body = tostring(handle_xmlrpc_request(method, args)) }; |
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end |
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880
ff4a08d73772
XML-RPC: Set appropriate Content-Type header in HTTP response
Waqas Hussain <waqas20@gmail.com>
parents:
877
diff
changeset
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return "<html><body>Error parsing XML-RPC request: "..tostring(method).."</body></html>"; |
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end |
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httpserver.new{ port = 9000, base = "xmlrpc", handler = handle_http_request } |