86 lines
3.4 KiB
C++
86 lines
3.4 KiB
C++
#include <stdlib.h>
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#include <sys/stat.h>
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#include <iostream>
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#include <map>
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#include <string>
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#include <thread>
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#include <vector>
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#include "cos_api.h"
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#include "cos_sys_config.h"
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#include "util/auth_tool.h"
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/**
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* 本样例演示了如何使用 COS C++ SDK 获取对象链接
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* 包括：预签名链接、对象访问 URL
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*/
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using namespace qcloud_cos;
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uint64_t appid = 12500000000;
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std::string tmp_secret_id = "AKIDXXXXXXXX";
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std::string tmp_secret_key = "1A2Z3YYYYYYYYYY";
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std::string region = "ap-guangzhou";
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std::string bucket_name = "examplebucket-12500000000";
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std::string tmp_token = "token";
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/*
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* 本方法包含调用是否正常的判断，和请求结果的输出
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* 可通过本方法判断是否请求成功，并输出结果信息
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*/
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void PrintResult(const qcloud_cos::CosResult& result, const qcloud_cos::BaseResp& resp) {
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if (result.IsSucc()) {
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std::cout << "Request Succ." << std::endl;
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std::cout << resp.DebugString() << std::endl;
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} else {
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std::cout << "ErrorMsg=" << result.GetErrorMsg() << std::endl;
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std::cout << "HttpStatus=" << result.GetHttpStatus() << std::endl;
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std::cout << "ErrorCode=" << result.GetErrorCode() << std::endl;
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std::cout << "ErrorMsg=" << result.GetErrorMsg() << std::endl;
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std::cout << "ResourceAddr=" << result.GetResourceAddr() << std::endl;
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std::cout << "XCosRequestId=" << result.GetXCosRequestId() << std::endl;
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std::cout << "XCosTraceId=" << result.GetXCosTraceId() << std::endl;
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}
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}
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/*
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* 通过参数形式初始化 CosAPI 对象
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*/
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qcloud_cos::CosAPI InitCosAPI() {
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qcloud_cos::CosConfig config(appid, tmp_secret_id, tmp_secret_key, region);
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config.SetTmpToken(tmp_token); // 推荐使用临时密钥初始化 CosAPI 对象, 如果您使用永久密钥初始化 CosAPI 对象，请注释
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qcloud_cos::CosAPI cos_tmp(config);
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return cos_tmp;
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}
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void GeneratePresignedUrlDemo(qcloud_cos::CosAPI& cos) {
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std::string object_name = "test.txt";
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qcloud_cos::GeneratePresignedUrlReq req(bucket_name, object_name, qcloud_cos::HTTP_GET); // 可设置请求方法
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// 下方代码块可选则是否设置。默认签名生效的开始时间是本地当前时间，默认有效期 60s
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{
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req.SetHttps(); // 是否为 https
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uint64_t start_time_in_s = time(NULL);
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req.SetStartTimeInSec(start_time_in_s); // 设置签名生效的开始时间
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req.SetExpiredTimeInSec(60); // 设置签名的有效期
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}
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std::string presigned_url = cos.GeneratePresignedUrl(req);
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std::cout << "===================GeneratePresignedUrl=====================" << std::endl;
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std::cout << "Presigend Url=[" << presigned_url << "]" << std::endl;
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std::cout << "============================================================" << std::endl;
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}
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void GetObjectUrlDemo(qcloud_cos::CosAPI& cos) {
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std::string object_name = "test.txt";
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bool is_https = true; // 是否为 https
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std::string object_url = cos.GetObjectUrl(bucket_name, object_name, is_https);
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std::cout << "=======================GetObjectUrl=========================" << std::endl;
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std::cout << "object url=[" << object_url << "]" << std::endl;
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std::cout << "============================================================" << std::endl;
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}
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int main() {
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qcloud_cos::CosAPI cos = InitCosAPI();
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CosSysConfig::SetLogLevel((LOG_LEVEL)COS_LOG_ERR);
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GeneratePresignedUrlDemo(cos);
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GetObjectUrlDemo(cos);
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} |