117 lines
4.0 KiB
C++
117 lines
4.0 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2011 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "rpc_helper.h"
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#include "XmlParser.h"
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#include "RpcRequest.h"
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#include "XmlRpcRequestParserStateMachine.h"
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#include "message.h"
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#include "DlAbortEx.h"
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#include "DownloadEngine.h"
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#include "RpcMethod.h"
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#include "RpcResponse.h"
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#include "RpcMethodFactory.h"
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#include "LogFactory.h"
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#include "fmt.h"
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namespace aria2 {
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namespace rpc {
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#ifdef ENABLE_XML_RPC
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RpcRequest xmlParseMemory(const char* xml, size_t size)
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{
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XmlRpcRequestParserStateMachine psm;
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if(xml::XmlParser(&psm).parseFinal(xml, size) < 0) {
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throw DL_ABORT_EX(MSG_CANNOT_PARSE_XML_RPC_REQUEST);
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}
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SharedHandle<List> params;
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if(downcast<List>(psm.getCurrentFrameValue())) {
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params = static_pointer_cast<List>(psm.getCurrentFrameValue());
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} else {
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params = List::g();
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}
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return RpcRequest(psm.getMethodName(), params);
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}
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#endif // ENABLE_XML_RPC
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RpcResponse createJsonRpcErrorResponse(int code,
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const std::string& msg,
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const SharedHandle<ValueBase>& id)
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{
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SharedHandle<Dict> params = Dict::g();
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params->put("code", Integer::g(code));
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params->put("message", msg);
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rpc::RpcResponse res(code, params, id);
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return res;
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}
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RpcResponse processJsonRpcRequest(const Dict* jsondict, DownloadEngine* e)
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{
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SharedHandle<ValueBase> id = jsondict->get("id");
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if(!id) {
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return createJsonRpcErrorResponse(-32600, "Invalid Request.", Null::g());
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}
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const String* methodName = downcast<String>(jsondict->get("method"));
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if(!methodName) {
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return createJsonRpcErrorResponse(-32600, "Invalid Request.", id);
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}
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SharedHandle<List> params;
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const SharedHandle<ValueBase>& tempParams = jsondict->get("params");
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if(downcast<List>(tempParams)) {
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params = static_pointer_cast<List>(tempParams);
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} else if(!tempParams) {
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params = List::g();
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} else {
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// TODO No support for Named params
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return createJsonRpcErrorResponse(-32602, "Invalid params.", id);
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}
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rpc::RpcRequest req(methodName->s(), params, id);
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req.jsonRpc = true;
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SharedHandle<rpc::RpcMethod> method;
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try {
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method = rpc::RpcMethodFactory::create(req.methodName);
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} catch(RecoverableException& e) {
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A2_LOG_INFO_EX(EX_EXCEPTION_CAUGHT, e);
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return createJsonRpcErrorResponse(-32601, "Method not found.", id);
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}
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A2_LOG_INFO(fmt("Executing RPC method %s", req.methodName.c_str()));
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rpc::RpcResponse res = method->execute(req, e);
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return res;
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}
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} // namespace rpc
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} // namespace aria2
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