对象存储服务 OBS-流式上传:上传文件流

时间：2025-02-12 15:02:06

对象存储服务 OBS

上传文件流

static OBSClient *client;NSString *endPoint = @"your-endpoint";// 认证用的ak和sk硬编码到代码中或者明文存储都有很大的安全风险，建议在配置文件或者环境变量中密文存放，使用时解密，确保安全；本示例以ak和sk保存在环境变量中为例，运行本示例前请先在本地环境中设置环境变量AccessKeyID和SecretAccessKey。// 您可以登录访问管理控制台获取访问密钥AK/SK，获取方式请参见https://support.huaweicloud.com/usermanual-ca/ca_01_0003.htmlchar* ak_env = getenv("AccessKeyID");char* sk_env = getenv("SecretAccessKey");NSString *AK = [NSString stringWithUTF8String:ak_env];NSString *SK = [NSString stringWithUTF8String:sk_env];// 初始化身份验证OBSStaticCredentialProvider *credentialProvider = [[OBSStaticCredentialProvider alloc] initWithAccessKey:AK secretKey:SK];    //初始化服务配置OBSServiceConfiguration *conf = [[OBSServiceConfiguration alloc] initWithURLString:endPoint credentialProvider:credentialProvider];    // 初始化clientclient = [[OBSClient alloc] initWithConfiguration:conf];    NSString *filePath = [[NSBundle mainBundle]pathForResource:@"fileName" ofType:@"Type"];// 文件流上传NSData *uploadData = [NSData dataWithContentsOfFile:filePath];OBSPutObjectWithDataRequest *request = [[OBSPutObjectWithDataRequest alloc]initWithBucketName:@"bucketname" objectKey:@"test/image1" uploadData:uploadData];    // 上传文件进度request.uploadProgressBlock = ^(int64_t bytesSent, int64_t totalBytesSent, int64_t totalBytesExpectedToSend) {   NSLog(@"%0.1f%%",(float)floor(totalBytesSent*10000/totalBytesExpectedToSend)/100);};    [client putObject:request completionHandler:^(OBSPutObjectResponse *response, NSError *error){    NSLog(@"%@",response);}];