222 lines
8.1 KiB
C++
222 lines
8.1 KiB
C++
#include "eventhandler.h"
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#include <hv/hv.h>
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#include <hv/hmain.h>
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#include <hv/iniparser.h>
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#include <hv/hloop.h>
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#include <hv/hsocket.h>
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#include <hv/hssl.h>
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#include "kdefine.h"
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#include "frame_define.h"
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#include "openjson.h"
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#include "iconv-utils.h"
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#include "kutilities.h"
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EventHandler::EventHandler()
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{
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}
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EventHandler::~EventHandler()
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{
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}
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void EventHandler::onRecvHandler(hio_t* io, void* buf, int readbytes)
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{
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__USING_NAMESPACE_HJ__;
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char localaddrstr[SOCKADDR_STRLEN] = { 0 };
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char peeraddrstr[SOCKADDR_STRLEN] = { 0 };
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hlogi("### 1 ### on_recv fd=%d readbytes=%d [%s] <==== [%s]", hio_fd(io), readbytes,
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SOCKADDR_STR(hio_localaddr(io), localaddrstr),
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SOCKADDR_STR(hio_peeraddr(io), peeraddrstr));
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MessageFrame respFrame;
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if( readbytes > 0xFFFF - 1 )
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{
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hloge("too large data buffer to process: %d", readbytes);
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respFrame.setErrorFrame(ERR_INVALID_BUF_LEN);
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hio_write(io, (void*)&respFrame, sizeof respFrame);
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return;
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}
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hlogi("<=== decode OK [\n%s\n]", printHex(buf, readbytes).c_str());
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MessageFrame* pReadFrame = (MessageFrame*)buf;
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hlogi("on_recv fd=%d frame_len=%d [0x%x] ", hio_fd(io), pReadFrame->frame_len, pReadFrame->frame_len);
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if( pReadFrame->frame_len > 0xFFFF - 1 )
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{
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hloge("too big string buffer to process: %d, it should be less than %d", pReadFrame->frame_len, 0xFFFF);
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respFrame.setErrorFrame(ERR_INVALID_LEN);
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hio_write(io, (void*)&respFrame, sizeof respFrame);
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return;
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}
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if( Frame_DeviceData_Request == pReadFrame->frame_type )
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{
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hlogi("<=== reveive device data request");
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OpenJson json;
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CODING buf_code = GetCoding((unsigned char*)pReadFrame->frame_content, pReadFrame->frame_len); //判断是否是utf-8
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hlogi("<=== recieve buffer coding is [%s]", buf_code== GBK ? "GBK": (buf_code == UTF8 ? "UTF8" : "UNKNOWN CODING"));
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//这里将帧内帧的内容转换为字符串，符合json格式的字符串，详见mqtt_msg.h的MessageData结构定义
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std::string msg((char*)pReadFrame->frame_content + 8, pReadFrame->frame_len - 8);
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if( buf_code == CODING::GBK
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|| buf_code == CODING::UNKOWN )
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{
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std::string str_result;
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//转换为UTF8
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if( !GBKToUTF8(msg, str_result) )
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{
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hloge("Failed to transfer code from GBK to UTF-8");
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respFrame.setErrorFrame(ERR_INVALID_UTF8);
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hio_write(io, (void*)&respFrame, sizeof respFrame);
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return;
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}
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hlogi("Successfuly transfer code from GBK to UTF-8!");
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msg = str_result;
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}
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#ifdef _DEBUG
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hlogd("<=== recieve !!VALID!! mqtt pack len =[%d] data=[%s]", msg.length(), msg.c_str()); //这里还是好的
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#endif
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unsigned int len = msg.length();
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char* pTmp = new char[len];
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memcpy(pTmp, msg.c_str(), len);
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std::shared_ptr<char> ptr; //放个智能指针省得忘记删除
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ptr.reset(pTmp);
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//hlogi("<=== decode OK, msg=[%s]", msg.c_str());
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#if 0
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 17).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 18).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 19).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 20).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 21).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 22).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 23).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 24).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 25).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 26).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 27).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 28).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 29).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 30).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 31).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 32).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 33).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 34).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 61).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 62).c_str());
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hlogi("<=== decode OK [\n%s\n]", printHex(pTmp, 63).c_str());
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#endif
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//hlogd("<=== decode OK [\n%s\n]", printHex(pTmp, len).c_str());
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try
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{
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if( !json.decode(msg) )
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{
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hloge("Failed to decode json string pack , length=%d", readbytes);
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respFrame.setErrorFrame(ERR_INVALID_JSON_FMT);
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hio_write(io, (void*)&respFrame, sizeof respFrame);
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return;
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}
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std::string fsucode = json["FsuCode"].s();
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std::string msg_type = json["type"].s();
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std::string timestamp = get_current_timestamp(); // json["TimeStamp"].s();
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if( fsucode.length() == 0 )
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{
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//delete[] pTmp;
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hlogw("!!empty fsucode recieved!");
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respFrame.setErrorFrame(ERR_INVALID_FSUCODE);
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hio_write(io, (void*)&respFrame, sizeof respFrame);
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return;
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}
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hlogi("<=== decode OK, recieve fsucode=[%s] type=[%s] ts=[%s]", fsucode.c_str(), msg_type.c_str(), timestamp.c_str());
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hio_write(io, (void*)&respFrame, sizeof respFrame);
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#ifdef _DEBUG
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hlogd("<<<<Check Mem after decode here>>>> \n[\n%s\n]\n", printHex(pTmp, len).c_str());
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#endif
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std::string out_compress;
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int zip_ret = 0;
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if( (zip_ret = CompressString(pTmp, len, out_compress, Z_DEFAULT_COMPRESSION)) != Z_OK )
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{
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hloge("Failed to compress source data, zip return value %d", zip_ret);
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return;
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}
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hlogd("<<<<Compress result: string size from original [%d] to [%d]", len, out_compress.size());
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#ifdef _DEBUG
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hlogd("<<<<Compressed string here>>>> \n[\n%s\n]\n", printHex(out_compress.c_str(), out_compress.size()).c_str());
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#endif
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//std::string msg2(pTmp, len);
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if( msg_type == "gateway-data"
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|| msg_type == "gateway-alarmdata"
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|| msg_type == "gateway-writedata"
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|| msg_type == "gateway-readdata"
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|| msg_type == "web-write"
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|| msg_type == "web-alarm" )
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{
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auto& IdCodeContent = json["IdCodeContent"];
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if( IdCodeContent.size() <= 0 )
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{
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//delete[] pTmp;
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hloge("invalid IdCodeContent's size: %d", IdCodeContent.size());
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return;
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}
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auto& pNode = IdCodeContent[0]; //这是只解析第一个节点
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std::string oid = pNode["OID"].s();
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//OpDatabase::getInstance()->InsertMessage(timestamp, msg_type, fsucode, out_compress, (int)pData->mqtt_topic, (int)pData->device_id);
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}
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if( msg_type == "web-read" )
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{
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auto& IdCodeContent = json["IdCodes"];
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if( IdCodeContent.size() <= 0 )
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{
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hloge("invalid IdCodes's size: %d", IdCodeContent.size());
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//delete[] pTmp;
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return;
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}
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auto& pNode = IdCodeContent[0]; //这是只解析第一个节点
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std::string oid = pNode.s();
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//OpDatabase::getInstance()->InsertMessage(timestamp, msg_type, fsucode, out_compress, (int)pData->mqtt_topic, (int)pData->device_id);
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}
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//delete[] pTmp;
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}
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catch( const char* errMsg )
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{
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hloge("Failed to decode json string pack , catch error:%s", errMsg);
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respFrame.setErrorFrame(ERR_INVALID_JSON_FMT);
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hio_write(io, (void*)&respFrame, sizeof respFrame);
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return;
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}
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}
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} |