224 lines
8.5 KiB
C++
224 lines
8.5 KiB
C++
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#include <stdio.h>
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#include <unistd.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include "checkversion.h"
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#include <string>
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#include <iostream>
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#include <curl/curl.h>
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#include <string>
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#include <fstream>
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char _save_APP_path[100] = {0};
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#define LOCAL_VERSION_PATH "/demo/bin/version"
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#define DOWNLOAD_VERSION_PATH "/tmp/version"
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#define DeviceID_FILE "/etc/DeviceID"
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std::string DeviceID ;
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#define URL_FILE "/demo/bin/URL/CheckAPPVersion"
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std::string BASE_URL_string;
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std::string URL_string;
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std::string local_app_version;
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// 函数用于读取文件并将其内容保存在全局字符串变量中
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void readFileAndStoreInGlobal(const std::string& filename, std::string& destination) {
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std::ifstream file(filename);
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if (file.is_open()) {
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std::getline(file, destination); // 读取一行并存储在全局字符串中
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file.close();
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} else {
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std::cerr << "无法打开文件: " << filename << std::endl;
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}
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}
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//回调函数
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size_t WriteCallback(void* contents, size_t size, size_t nmemb, std::string* response) {
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size_t totalSize = size * nmemb;
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unsigned char* data = static_cast<unsigned char*>(contents);
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response->insert(response->end(), data, data + totalSize);
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return totalSize;
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}
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// 提取 "data" 字段的值
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std::string extractDataValue(const std::string& jsonString) {
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std::size_t srcPos = jsonString.find("\"data\":\"");
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if (srcPos == std::string::npos){
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std::cout << "未找到 data 字段 " << std::endl;
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return ""; // 未找到 "src" 字段
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}
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std::size_t valueStartPos = srcPos + 8;
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std::size_t valueEndPos = jsonString.find("\"", valueStartPos);
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if (valueEndPos == std::string::npos){
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std::cout << "未找到值的结束位置 " << std::endl;
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return ""; // 未找到值的结束位置
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}
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return jsonString.substr(valueStartPos, valueEndPos - valueStartPos);
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}
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bool Delete_string(char *substringToDelete_download,char *substringToDelete_local,char *download_SE_APP_version,char *local_SE_APP_version){
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if ((strlen(substringToDelete_download) != 0)&&(strlen(substringToDelete_local) != 0)) {
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char* found1 = strstr(download_SE_APP_version, substringToDelete_download);
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if (found1 != NULL) {
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memmove(found1, found1 + strlen(substringToDelete_download), strlen(found1 + strlen(substringToDelete_download)) + 1);
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}
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char* found2 = strstr(local_SE_APP_version, substringToDelete_local);
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if (found2 != NULL) {
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memmove(found2, found2 + strlen(substringToDelete_local), strlen(found2 + strlen(substringToDelete_local)) + 1);
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}
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return true;
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}else{
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printf("substringToDelete NULL\n");
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return false;
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}
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}
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bool getVersionFromfile(const char * filepath,char *version, int maxLength,char *parameter) {
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if (version == NULL || filepath == NULL) {
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printf("getLocalVersion is error, version == null.\n");
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return false;
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}
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FILE *fp = fopen(filepath, "r");
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if (fp == NULL) {
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printf("open %s failed, error is %s.\n", filepath, strerror(errno));
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return false;
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}
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int iffind=0;
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char *line = NULL;
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size_t len = 0;
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size_t read;
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while ((read = getline(&line, &len, fp)) != -1) {
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if (read == 0 || line[0] == '#') {
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continue;
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}
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char *pline = strstr(line, parameter);
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if (pline != NULL && (pline = strstr(pline, "=")) != NULL) {
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pline++; //过滤掉等于号
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//过滤掉空格
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while (*pline == ' ') {
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pline++;
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}
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int pline_len = strlen(pline) - 1;
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int version_len = (pline_len > maxLength ? maxLength:pline_len);
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memcpy(version, pline, version_len);
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printf("%s: %s = %s \n",filepath,parameter, version);
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iffind=1;
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break;
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}
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}
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if (iffind == 0 ){
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printf("Can not find %s \n",parameter);
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}
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free(line);
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fclose(fp);
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return true;
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}
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bool check_version(char *local_SE_APP_version,char *download_SE_APP_version,char *download_SE_APP_url,
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int sizeof_local_SE_APP_version,int sizeof_download_SE_APP_version,int sizeof_download_SE_APP_url){
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//从文件中读取url
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readFileAndStoreInGlobal(URL_FILE,BASE_URL_string);
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readFileAndStoreInGlobal(DeviceID_FILE,DeviceID);
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curlToServer_GET();
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std::cout << "local_app_version: " << local_app_version.c_str() << std::endl;
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strcpy(local_SE_APP_version, local_app_version.c_str());
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printf("local_SE_APP_version after strcpy %s\n", local_SE_APP_version);
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// getVersionFromfile(LOCAL_VERSION_PATH,local_SE_APP_version,sizeof_local_SE_APP_version,"SE-APP_VERSION");
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getVersionFromfile(DOWNLOAD_VERSION_PATH,download_SE_APP_version,sizeof_download_SE_APP_version,"SE-APP_VERSION");
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char substringToDelete_download[10] = {0};
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char substringToDelete_local[10] = {0};
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if((strstr(download_SE_APP_version,"APP1") != NULL) && (strstr(local_SE_APP_version,"APP2") != NULL)){
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printf("download_SE_APP_version has APP1\n");
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printf("local_SE_APP_version has APP2\n");
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getVersionFromfile(DOWNLOAD_VERSION_PATH,download_SE_APP_url,sizeof_download_SE_APP_url,"SE-APP1_url");
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// strcpy(_save_APP_path, "/demo/bin/");
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// strcat(_save_APP_path, download_SE_APP_version);
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strcpy(_save_APP_path, download_SE_APP_version);
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strcpy(substringToDelete_download, "APP1");
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strcpy(substringToDelete_local, "APP2");
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// printf("substringToDelete %s\n", substringToDelete);
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}else if((strstr(download_SE_APP_version,"APP2") != NULL) && (strstr(local_SE_APP_version,"APP1") != NULL)){
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printf("download_SE_APP_version has APP2\n");
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strcpy(_save_APP_path, "/demo/bin/SE-APP2.bin");
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getVersionFromfile(DOWNLOAD_VERSION_PATH,download_SE_APP_url,sizeof_download_SE_APP_url,"SE-APP2_url");
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// strcpy(_save_APP_path, "/demo/bin/");
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// strcat(_save_APP_path, download_SE_APP_version);
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strcpy(_save_APP_path, download_SE_APP_version);
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strcpy(substringToDelete_download, "APP2");
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strcpy(substringToDelete_local, "APP1");
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// printf("substringToDelete %s\n", substringToDelete);
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}else{
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printf("APP区域不匹配\n");
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return false;
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}
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if(!Delete_string(substringToDelete_download,substringToDelete_local,download_SE_APP_version,local_SE_APP_version)){
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return false;
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}
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printf("local_SE_APP_version after Delete_string %s\n", local_SE_APP_version);
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printf("check version new:%s old:%s\n", download_SE_APP_version, local_SE_APP_version);
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if (strcmp(download_SE_APP_version, local_SE_APP_version) != 0) {
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printf("check version OK!\n");
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return true;
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}else{
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printf("check version:no need to upload\n");
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return false;
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}
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}
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void curlToServer_GET() {
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CURL *curl;
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CURLcode res;
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curl = curl_easy_init();
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if(curl) {
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curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "GET");
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std::string checkappversionurl =BASE_URL_string + DeviceID;
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curl_easy_setopt(curl, CURLOPT_URL, checkappversionurl.c_str());
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std::cout << "check app version url: " << checkappversionurl.c_str() << std::endl;
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curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1L);
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curl_easy_setopt(curl, CURLOPT_DEFAULT_PROTOCOL, "https");
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struct curl_slist *headers = NULL;
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headers = curl_slist_append(headers, "Accept: */*");
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headers = curl_slist_append(headers, "Host: 36.108.213.190:10004");
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headers = curl_slist_append(headers, "Connection: keep-alive");
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
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// 设置响应回调函数和缓冲区
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// 创建一个用于存储返回数据的 unsigned char 数组
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std::string response;
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, &response);
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res = curl_easy_perform(curl);
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fprintf(stderr, "res: %s\n", curl_easy_strerror(res));
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/* Check for errors */
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if(res != CURLE_OK){
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fprintf(stderr, "curl_easy_perform() passmessage failed: %s\n",curl_easy_strerror(res));
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} else {
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std::cout << "Response: " << response << std::endl;
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local_app_version = extractDataValue(response);
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// std::cout << "local_app_version: " << local_app_version.c_str() << std::endl;
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}
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}
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curl_easy_cleanup(curl);
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}
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