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sems/apps/jsonrpc/JsonRPC.cpp

162 lines
5.3 KiB

/*
* $Id: ModMysql.cpp 1764 2010-04-01 14:33:30Z peter_lemenkov $
*
* Copyright (C) 2010 TelTech Systems Inc.
*
* This file is part of SEMS, a free SIP media server.
*
* SEMS is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version. This program is released under
* the GPL with the additional exemption that compiling, linking,
* and/or using OpenSSL is allowed.
*
* For a license to use the SEMS software under conditions
* other than those described here, or to purchase support for this
* software, please contact iptel.org by e-mail at the following addresses:
* info@iptel.org
*
* SEMS is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "JsonRPC.h"
#include "JsonRPCServer.h"
JsonRPCServerModule* JsonRPCServerModule::_instance = NULL;
int JsonRPCServerModule::port = DEFAULT_JSONRPC_SERVER_PORT;
int JsonRPCServerModule::threads = DEFAULT_JSONRPC_SERVER_THREADS;
EXPORT_PLUGIN_CLASS_FACTORY(JsonRPCServerModule, MOD_NAME)
JsonRPCServerModule* JsonRPCServerModule::instance()
{
if(_instance == NULL){
_instance = new JsonRPCServerModule(MOD_NAME);
}
return _instance;
}
JsonRPCServerModule::JsonRPCServerModule(const string& mod_name)
: AmDynInvokeFactory(mod_name)
{
}
JsonRPCServerModule::~JsonRPCServerModule() {
}
int JsonRPCServerModule::onLoad() {
return instance()->load();
}
int JsonRPCServerModule::load() {
AmConfigReader cfg;
if(cfg.loadFile(AmConfig::ModConfigPath +
string(MOD_NAME ".conf"))) {
INFO("no '%s' configuration file present. using default values\n",
(AmConfig::ModConfigPath + string(MOD_NAME ".conf")).c_str());
} else {
port = cfg.getParameterInt("jsonrpc_port", DEFAULT_JSONRPC_SERVER_PORT);
threads = cfg.getParameterInt("server_threads", DEFAULT_JSONRPC_SERVER_THREADS);
}
DBG("using server port %d\n", port);
DBG("using %d server threads\n", threads);
DBG("starting server loop thread\n");
server_loop = new JsonRPCServerLoop();
server_loop->start();
return 0;
}
void JsonRPCServerModule::invoke(const string& method,
const AmArg& args, AmArg& ret) {
if (method == "execRpc"){
// todo: add connection id
args.assertArrayFmt("sssisis"); // evq_link, notificationReceiver, requestReceiver,
// flags(i), host, port (i), method, [params]
if (args.size() > 7) {
if (!isArgArray(args.get(7)) && !isArgStruct(args.get(7))) {
ERROR("internal error: params to JSON-RPC must be struct or array\n");
throw AmArg::TypeMismatchException();
}
}
execRpc(args, ret);
// sendRequestList(args, ret);
} else if (method == "sendMessage"){
args.assertArrayFmt("sisss"); // conn_id, type, method, id, reply_sink, [params]
if (args.size() > 5) {
if (!isArgArray(args.get(5)) && !isArgStruct(args.get(5))) {
ERROR("internal error: params to JSON-RPC must be struct or array\n");
throw AmArg::TypeMismatchException();
}
}
sendMessage(args, ret);
} else if (method == "execServerFunction"){
args.assertArrayFmt("ss"); // method, id, params
JsonRpcServer::execRpc(args.get(0).asCStr(), args.get(1).asCStr(), args.get(2), ret);
// JsonRpcServer::execRpc(args, ret);
} else if (method == "getServerPort"){
ret.push(port);
} else if(method == "_list"){
ret.push(AmArg("execRpc"));
ret.push(AmArg("sendMessage"));
ret.push(AmArg("getServerPort"));
ret.push(AmArg("execServerFunction"));
// ret.push(AmArg("newConnection"));
// ret.push(AmArg("sendRequest"));
// ret.push(AmArg("sendRequestList"));
} else
throw AmDynInvoke::NotImplemented(method);
}
void JsonRPCServerModule::execRpc(const AmArg& args, AmArg& ret) {
AmArg none_params;
AmArg& params = none_params;
if (args.size()>7)
params = args.get(7);
AmArg u_none_params;
AmArg& udata = u_none_params;
if (args.size()>8)
udata = args.get(8);
JsonRPCServerLoop::execRpc(// evq_link, notification_link, request_link
args.get(0).asCStr(), args.get(1).asCStr(),
args.get(2).asCStr(),
// flags
args.get(3).asInt(),
// host, port, method
args.get(4).asCStr(),
args.get(5).asInt(), args.get(6).asCStr(),
params, udata, ret);
}
void JsonRPCServerModule::sendMessage(const AmArg& args, AmArg& ret) {
AmArg none_params;
AmArg& params = none_params;
if (args.size()>5)
params = args.get(5);
AmArg u_none_params;
AmArg& udata = u_none_params;
if (args.size()>6)
udata = args.get(6);
JsonRPCServerLoop::sendMessage(args.get(0).asCStr(), // conn_id,
args.get(1).asInt(), // type, (0 == reply)
args.get(2).asCStr(), // method,
args.get(3).asCStr(), // id
args.get(4).asCStr(), // reply_sink
params, udata, ret);
}