613 lines
14 KiB
C++
613 lines
14 KiB
C++
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#include "SockIoUser.h"
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#include "WebServer.h"
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#include "Manager.h"
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#include "base/HGInfo.h"
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#include "base/HGUtility.h"
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#include "sha1.h"
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#include "base64.h"
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#include "cJSON.h"
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namespace ver_1
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{
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#if defined(HG_CMP_MSC)
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SockIoUser::SockIoUser(WebServer* server, HGUInt id, const char* ip, uint16_t port, SOCKET sockConn)
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#else
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SockIoUser::SockIoUser(WebServer* server, HGUInt id, const char* ip, uint16_t port, int sockConn)
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#endif
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: WebUser(server, id, ip, port, sockConn)
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{
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GetManager()->SetScanEvent(ScanCallback, this);
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}
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SockIoUser::~SockIoUser()
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{
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GetManager()->ResetScanEvent();
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}
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void SockIoUser::HandleCmd(const SockIoCmdParam* param)
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{
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assert(NULL != param && m_id == param->usrId);
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std::string user;
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std::string data;
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GetMsgInfo(param, user, data);
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if (user.empty())
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{
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return;
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}
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if ("scan" == user)
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{
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std::string imgName;
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bool insert = false;
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cJSON* json = cJSON_Parse(data.c_str());
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if (NULL != json)
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{
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if (NULL != json->child && 0 == strcmp("imageName", json->child->string)
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&& cJSON_String == json->child->type)
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{
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imgName = json->child->valuestring;
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if (NULL != json->child->next && 0 == strcmp("isInsert", json->child->next->string)
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&& cJSON_True == json->child->next->type)
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insert = true;
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}
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cJSON_Delete(json);
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}
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bool ret = GetManager()->Scan(imgName, insert);
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if (!ret)
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{
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std::string resp = "42[\"error\", \"scan error\"]";
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SendResponse((const HGByte*)resp.c_str(), (HGUInt)resp.size(), HGTRUE);
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}
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}
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else if ("stop" == user)
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{
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bool ret = GetManager()->StopScan();
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assert(ret);
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std::string resp = "42[\"success\", \"stop scan success!\"]";
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SendResponse((const HGByte*)resp.c_str(), (HGUInt)resp.size(), HGTRUE);
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}
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}
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void SockIoUser::HandleEvent(const SockIoEvtParam* param)
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{
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assert(NULL != param && m_id == param->usrId);
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SendResponse(param->data, param->size, HGTRUE);
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}
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void SockIoUser::PostCmdMsg(const HGByte* data, HGUInt dataSize)
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{
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SockIoCmdParam* param = new SockIoCmdParam;
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param->svr = (SockIoServer*)m_server;
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param->usrId = m_id;
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param->data = new HGByte[dataSize];
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param->size = dataSize;
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memcpy(param->data, data, dataSize);
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HGMsg msg;
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msg.id = MSGID_SOCKIO_COMMAND;
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msg.data = param;
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if (HGBASE_ERR_OK != HGBase_PostPumpMessage(m_server->GetMsgPump(), &msg))
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{
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delete[] param->data;
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param->size = 0;
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delete param;
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}
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}
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void SockIoUser::PostEventMsg(const HGByte* data, HGUInt dataSize)
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{
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SockIoEvtParam* param = new SockIoEvtParam;
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param->svr = (SockIoServer*)m_server;
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param->usrId = m_id;
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param->data = new HGByte[dataSize];
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param->size = dataSize;
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memcpy(param->data, data, dataSize);
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HGMsg msg;
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msg.id = MSGID_SOCKIO_EVENT;
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msg.data = param;
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if (HGBASE_ERR_OK != HGBase_PostPumpMessage(m_server->GetMsgPump(), &msg))
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{
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delete[] param->data;
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param->size = 0;
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delete param;
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}
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}
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void SockIoUser::ThreadFunc()
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{
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HGBase_WriteInfo(HGBASE_INFOTYPE_DESC, "SockIoUser::ThreadFunc");
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char chBuffer[2048];
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const char* pBuffer = chBuffer;
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int nBufferSize = 0;
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bool bConnect = false;
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unsigned char connectDataTail[4] = { '\r', '\n', '\r', '\n' };
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unsigned int connectDataTailLen = 0;
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std::string connectData;
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uint8_t* pData = NULL;
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int nDataSize = 0;
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uint8_t* pDataEx = NULL;
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int nRemainSize = 0;
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uint8_t headData[20];
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uint32_t nHeadDataLen = 0;
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uint8_t vMask[4];
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uint32_t nMaskCount = 0;
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bool bHandle = false;
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std::vector<uint8_t> vAllData;
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while (1)
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{
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if (0 == nBufferSize)
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{
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int len = recv(m_sockConn, chBuffer, 2048, 0);
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if (len <= 0)
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{
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// 这里跳出，可能是服务器关闭了socketConn，或者客户端关闭了socket，或者网络断开
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PostDisConnectMsg();
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break;
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}
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else
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{
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pBuffer = chBuffer;
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nBufferSize = len;
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}
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}
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assert(nBufferSize > 0);
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if (!bConnect)
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{
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unsigned char b = *pBuffer;
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++pBuffer;
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--nBufferSize;
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connectData.push_back(b);
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if (b == connectDataTail[connectDataTailLen])
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{
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++connectDataTailLen;
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}
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else
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{
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connectDataTailLen = 0;
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if (b == connectDataTail[connectDataTailLen])
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{
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++connectDataTailLen;
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}
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}
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if (4 == connectDataTailLen)
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{
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connectDataTailLen = 0;
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bool shakeRet = ShakeHand(connectData);
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connectData.clear();
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if (!shakeRet)
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{
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PostDisConnectMsg();
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break;
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}
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bConnect = true;
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}
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}
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else
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{
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if (NULL == pData)
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{
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assert(0 == nDataSize);
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uint8_t b = *pBuffer;
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++pBuffer;
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--nBufferSize;
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headData[nHeadDataLen] = b;
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++nHeadDataLen;
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if (1 == nHeadDataLen)
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{
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if ((0x80 | 0x08) == headData[0]) // 断开连接
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{
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PostDisConnectMsg();
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break;
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}
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else if ((0x80 | 0x09) == headData[0]) // PING帧
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{
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//
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}
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else if ((0x80 | 0x0A) == headData[0]) // PONG帧
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{
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//
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}
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else if ((0x00 | 0x01) == headData[0] || (0x00 | 0x02) == headData[0] || (0x00 | 0x00) == headData[0] || (0x80 | 0x00) == headData[0]
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|| (0x80 | 0x01) == headData[0] || (0x80 | 0x02) == headData[0]) // 数据帧
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{
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if ((0x80 | 0x00) == headData[0] || (0x80 | 0x01) == headData[0] || (0x80 | 0x02) == headData[0])
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{
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// 分片结束
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bHandle = true;
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}
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else
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{
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// 分片帧
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bHandle = false;
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}
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}
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else // 帧错误，断开连接
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{
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PostDisConnectMsg();
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break;
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}
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}
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else if (2 == nHeadDataLen)
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{
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if (0 == (headData[1] & 0x80)) // 必须经过掩码处理
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{
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PostDisConnectMsg();
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break;
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}
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if ((0x80 | 0x09) == headData[0]) // PING帧
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{
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if (0x80 != headData[1])
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{
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PostDisConnectMsg();
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break;
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}
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}
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else if ((0x80 | 0x0A) == headData[0]) // PONG帧
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{
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if (0x80 != headData[1])
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{
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PostDisConnectMsg();
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break;
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}
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}
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else
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{
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if ((headData[1] & 0x7F) <= 125)
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{
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uint32_t nCmdSize = (headData[1] & 0x7F);
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nHeadDataLen = 0;
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if (0 == nCmdSize)
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{
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PostDisConnectMsg();
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break;
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}
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nDataSize = nCmdSize;
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nRemainSize = nCmdSize;
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pData = new uint8_t[nDataSize];
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pDataEx = pData;
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}
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}
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}
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else if (4 == nHeadDataLen)
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{
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if ((0x80 | 0x09) == headData[0]) // PING帧
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{
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//
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}
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else if ((0x80 | 0x0A) == headData[0]) // PONG帧
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{
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//
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}
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else
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{
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if ((headData[1] & 0x7F) == 126)
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{
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uint32_t nCmdSize = ntohs(*(uint16_t*)&headData[2]);
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nHeadDataLen = 0;
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if (0 == nCmdSize)
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{
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PostDisConnectMsg();
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break;
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}
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nDataSize = nCmdSize;
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nRemainSize = nCmdSize;
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pData = new uint8_t[nDataSize];
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pDataEx = pData;
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}
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}
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}
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else if (6 == nHeadDataLen)
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{
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if ((0x80 | 0x09) == headData[0]) // PING帧
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{
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nHeadDataLen = 0;
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Pong();
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}
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else if ((0x80 | 0x0A) == headData[0]) // PONG帧
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{
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nHeadDataLen = 0;
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}
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}
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else if (10 == nHeadDataLen)
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{
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if ((headData[1] & 0x7F) == 127) // 这里一定会等于127
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{
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uint32_t nCmdSizeHigh = ntohl(*(uint32_t*)&headData[2]);
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uint32_t nCmdSize = ntohl(*(uint32_t*)&headData[6]);
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nHeadDataLen = 0;
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if ((0 != nCmdSizeHigh) || (0 == nCmdSize))
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{
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PostDisConnectMsg();
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break;
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}
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nDataSize = nCmdSize;
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nRemainSize = nCmdSize;
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pData = new uint8_t[nDataSize];
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pDataEx = pData;
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}
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}
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}
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else
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{
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if (4 != nMaskCount)
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{
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uint8_t b = *pBuffer;
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++pBuffer;
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--nBufferSize;
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vMask[nMaskCount] = b;
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++nMaskCount;
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}
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else
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{
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int nWriteSize = HGMIN(nBufferSize, nRemainSize);
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memcpy(pDataEx, pBuffer, nWriteSize);
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pBuffer += nWriteSize;
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nBufferSize -= nWriteSize;
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pDataEx += nWriteSize;
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nRemainSize -= nWriteSize;
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if (0 == nRemainSize)
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{
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assert(pDataEx == pData + nDataSize);
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for (int i = 0; i < nDataSize; ++i)
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{
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|||
|
|
int j = i % 4;
|
|||
|
|
pData[i] = pData[i] ^ vMask[j];
|
|||
|
|
vAllData.push_back(pData[i]);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
delete[] pData;
|
|||
|
|
pData = NULL;
|
|||
|
|
nDataSize = 0;
|
|||
|
|
nMaskCount = 0;
|
|||
|
|
|
|||
|
|
if (bHandle)
|
|||
|
|
{
|
|||
|
|
if (1 == vAllData.size() && '2' == vAllData[0])
|
|||
|
|
{
|
|||
|
|
// socket.io pong
|
|||
|
|
char data = '3';
|
|||
|
|
SendResponse((const HGByte*)&data, 1, HGTRUE);
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
PostCmdMsg(&vAllData[0], vAllData.size());
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bHandle = false;
|
|||
|
|
vAllData.clear();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (NULL != pData)
|
|||
|
|
{
|
|||
|
|
delete[] pData;
|
|||
|
|
pData = NULL;
|
|||
|
|
nDataSize = 0;
|
|||
|
|
nMaskCount = 0;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void SockIoUser::ScanCallback(HGUInt event, void* value1, void* value2, void* param)
|
|||
|
|
{
|
|||
|
|
SockIoUser* p = (SockIoUser*)param;
|
|||
|
|
|
|||
|
|
char* resp = NULL;
|
|||
|
|
if (SCANEVENT_ARRIVE == event)
|
|||
|
|
{
|
|||
|
|
resp = new char[256];
|
|||
|
|
sprintf(resp, "42[\"success\", \"%s\"]", (const char*)value1);
|
|||
|
|
}
|
|||
|
|
else if (SCANEVENT_REMOVE == event)
|
|||
|
|
{
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
else if (SCANEVENT_WORKING == event)
|
|||
|
|
{
|
|||
|
|
resp = new char[256];
|
|||
|
|
sprintf(resp, "42[\"event\", \"%s\"]", "......");
|
|||
|
|
}
|
|||
|
|
else if (SCANEVENT_FINISH == event)
|
|||
|
|
{
|
|||
|
|
resp = new char[256];
|
|||
|
|
sprintf(resp, "42[\"result\", {\"code\":204, \"msg\":\"%s\"}]", (const char*)value1);
|
|||
|
|
}
|
|||
|
|
else if (SCANEVENT_ERROR == event)
|
|||
|
|
{
|
|||
|
|
resp = new char[256];
|
|||
|
|
sprintf(resp, "42[\"error\", \"%s\"]", (const char*)value1);
|
|||
|
|
}
|
|||
|
|
else if (SCANEVENT_IMAGE == event)
|
|||
|
|
{
|
|||
|
|
const char* imgName = (const char*)value1;
|
|||
|
|
const char* imgBase64 = (const char*)value2;
|
|||
|
|
resp = new char[256 + strlen(imgName) + strlen(imgBase64)];
|
|||
|
|
sprintf(resp, "42[\"image\", {\"code\":201, \"imageName\":\"%s\", \"image\":\"%s\"}]", imgName, imgBase64);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if (NULL != resp)
|
|||
|
|
{
|
|||
|
|
p->PostEventMsg((const HGByte*)resp, strlen(resp));
|
|||
|
|
delete[] resp;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void SockIoUser::GetMsgInfo(const SockIoCmdParam* param, std::string& user, std::string& data)
|
|||
|
|
{
|
|||
|
|
user.clear();
|
|||
|
|
data.clear();
|
|||
|
|
|
|||
|
|
std::string paramStr((const char*)param->data, param->size);
|
|||
|
|
size_t pos = paramStr.find('[');
|
|||
|
|
if (std::string::npos == pos)
|
|||
|
|
{
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
std::string msgType = paramStr.substr(0, pos);
|
|||
|
|
if ("42" != msgType)
|
|||
|
|
{
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
std::string msgInfo = paramStr.substr(pos);
|
|||
|
|
cJSON* json = cJSON_Parse(msgInfo.c_str());
|
|||
|
|
if (NULL != json)
|
|||
|
|
{
|
|||
|
|
if (NULL != json->child)
|
|||
|
|
{
|
|||
|
|
user = json->child->valuestring;
|
|||
|
|
if (NULL != json->child->next)
|
|||
|
|
data = json->child->next->valuestring;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
cJSON_Delete(json);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool SockIoUser::ShakeHand(const std::string& head)
|
|||
|
|
{
|
|||
|
|
std::string requestMethod;
|
|||
|
|
std::string requestURIPath;
|
|||
|
|
HttpPairs requestURIQueryInfos;
|
|||
|
|
std::string requestURIFragment;
|
|||
|
|
std::string httpVersion;
|
|||
|
|
HttpPairs headInfos;
|
|||
|
|
HttpHead::AnalysisHead(head, requestMethod, requestURIPath, requestURIQueryInfos,
|
|||
|
|
requestURIFragment, httpVersion, headInfos);
|
|||
|
|
|
|||
|
|
if ("websocket" != HttpHead::GetValue(requestURIQueryInfos, "transport"))
|
|||
|
|
return false;
|
|||
|
|
if ("Upgrade" != HttpHead::GetValue(headInfos, "Connection"))
|
|||
|
|
return false;
|
|||
|
|
if ("websocket" != HttpHead::GetValue(headInfos, "Upgrade"))
|
|||
|
|
return false;
|
|||
|
|
|
|||
|
|
std::string key = HttpHead::GetValue(headInfos, "Sec-WebSocket-Key");
|
|||
|
|
if (key.empty())
|
|||
|
|
return false;
|
|||
|
|
|
|||
|
|
key += "258EAFA5-E914-47DA-95CA-C5AB0DC85B11";
|
|||
|
|
|
|||
|
|
unsigned int message_digest[5];
|
|||
|
|
SHA1 sha;
|
|||
|
|
sha.Reset();
|
|||
|
|
sha << key.c_str();
|
|||
|
|
sha.Result(message_digest);
|
|||
|
|
|
|||
|
|
for (int i = 0; i < 5; ++i)
|
|||
|
|
message_digest[i] = htonl(message_digest[i]);
|
|||
|
|
std::string serverKey = base64_encode((const unsigned char*)message_digest, 20);
|
|||
|
|
|
|||
|
|
std::string handShakeResp = "HTTP/1.1 101 Switching Protocols\r\n";
|
|||
|
|
handShakeResp += "Upgrade: websocket\r\n";
|
|||
|
|
handShakeResp += "Connection: Upgrade\r\n";
|
|||
|
|
handShakeResp += "Sec-WebSocket-Accept:";
|
|||
|
|
handShakeResp += serverKey;
|
|||
|
|
handShakeResp += "\r\n\r\n";
|
|||
|
|
send(m_sockConn, handShakeResp.c_str(), (int)handShakeResp.length(), 0);
|
|||
|
|
|
|||
|
|
char uuid[256] = { 0 };
|
|||
|
|
HGBase_GetUuid(uuid, 256);
|
|||
|
|
|
|||
|
|
std::string resp = "0{";
|
|||
|
|
resp += "\"sid\":\"";
|
|||
|
|
resp += uuid;
|
|||
|
|
resp += "\",";
|
|||
|
|
resp += "\"upgrades\":[\"websocket\"],";
|
|||
|
|
resp += "\"pingInterval\":25000,";
|
|||
|
|
resp += "\"pingTimeout\":60000";
|
|||
|
|
resp += "}";
|
|||
|
|
SendResponse((const HGByte*)resp.c_str(), (int)resp.size(), HGTRUE);
|
|||
|
|
|
|||
|
|
resp = "40";
|
|||
|
|
SendResponse((const HGByte*)resp.c_str(), (int)resp.size(), HGTRUE);
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
void SockIoUser::Pong()
|
|||
|
|
{
|
|||
|
|
uint8_t vHead[2];
|
|||
|
|
vHead[0] = 0x80 | 0x0A;
|
|||
|
|
vHead[1] = 0;
|
|||
|
|
|
|||
|
|
HGBase_EnterLock(m_cs);
|
|||
|
|
send(m_sockConn, (const char*)vHead, 2, 0);
|
|||
|
|
HGBase_LeaveLock(m_cs);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
bool SockIoUser::SendResponse(const HGByte* data, HGUInt size, HGBool text)
|
|||
|
|
{
|
|||
|
|
if (NULL == data || 0 == size)
|
|||
|
|
{
|
|||
|
|
return false;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
uint32_t nHeadLen = 0;
|
|||
|
|
|
|||
|
|
uint8_t vHead[20] = { 0 };
|
|||
|
|
vHead[0] = text ? (0x80 | 0x01) : (0x80 | 0x02);
|
|||
|
|
if (size <= 125)
|
|||
|
|
{
|
|||
|
|
vHead[1] = (uint8_t)size;
|
|||
|
|
nHeadLen = 2;
|
|||
|
|
}
|
|||
|
|
else if (size <= 0xFFFF)
|
|||
|
|
{
|
|||
|
|
vHead[1] = 126;
|
|||
|
|
uint16_t payloadLength16b = htons((uint16_t)size);
|
|||
|
|
memcpy(&vHead[2], &payloadLength16b, 2);
|
|||
|
|
nHeadLen = 4;
|
|||
|
|
}
|
|||
|
|
else
|
|||
|
|
{
|
|||
|
|
vHead[1] = 127;
|
|||
|
|
vHead[2] = 0;
|
|||
|
|
vHead[3] = 0;
|
|||
|
|
vHead[4] = 0;
|
|||
|
|
vHead[5] = 0;
|
|||
|
|
uint32_t payloadLength32b = htonl(size);
|
|||
|
|
memcpy(&vHead[6], &payloadLength32b, 4);
|
|||
|
|
nHeadLen = 10;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
HGBase_EnterLock(m_cs);
|
|||
|
|
send(m_sockConn, (const char*)vHead, nHeadLen, 0);
|
|||
|
|
send(m_sockConn, (const char*)data, size, 0);
|
|||
|
|
HGBase_LeaveLock(m_cs);
|
|||
|
|
return true;
|
|||
|
|
}
|
|||
|
|
}
|