/// <summary>
/// Download Object
/// </summary>
/// <param name="request"></param>
/// <param name="savePath"></param>
/// <param name="filename"></param>
public async Task DownloadObject(GetObjectRequest request, string savePath, string filename)
{
var uri = new Uri($"{GetEndPointNoneVersion(ObjectStorageServices.Object(request.NamespaceName, request.BucketName), this.Region)}/{request.ObjectName}");
var httpRequestHeaderParam = new HttpRequestHeaderParam()
{
IfMatch = request.IfMatch,
IfNoneMatch = request.IfNoneMatch,
OpcClientRequestId = request.OpcClientRequestId,
Range = request.Range
};
var webResponse = await this.RestClientAsync.Get(uri, httpRequestHeaderParam);
using (var stream = webResponse.GetResponseStream())
using (var fs = new FileStream($"{savePath}/{filename}", FileMode.Create, FileAccess.Write))
{
byte[] readData = new byte[1024];
while (true)
{
int readSize = stream.Read(readData, 0, readData.Length);
if (readSize == 0)
{
break;
}
fs.Write(readData, 0, readSize);
}
}
}
/// <summary>
/// To use this and other API operations, you must be authorized in an IAM policy. If you are not authorized, talk to an administrator.
/// If you are an administrator who needs to write policies to give users access, see Getting Started with Policies.
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public ListObjectsResponse ListObjects(ListObjectsRequest request)
{
var uri = new Uri($"{GetEndPointNoneVersion(ObjectStorageServices.Object(request.NamespaceName, request.BucketName), this.Region)}?{request.GetOptionQuery()}");
var webResponse = this.RestClient.Get(uri, new HttpRequestHeaderParam {
OpcClientRequestId = request.OpcClientRequestId
});
using (var stream = webResponse.GetResponseStream())
using (var reader = new StreamReader(stream))
{
var response = reader.ReadToEnd();
return(new ListObjectsResponse()
{
ListObjects = JsonSerializer.Deserialize <ListObjectDetails>(response),
OpcRequestId = webResponse.Headers.Get("opc-request-id"),
OpcClientRequestId = webResponse.Headers.Get("opc-client-request-id")
});
}
}
/// <summary>
/// Gets the metadata and body of an object.
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public async Task <GetObjectResponse> GetObject(GetObjectRequest request)
{
var uri = new Uri($"{GetEndPointNoneVersion(ObjectStorageServices.Object(request.NamespaceName, request.BucketName), this.Region)}/{request.ObjectName}");
var httpRequestHeaderParam = new HttpRequestHeaderParam()
{
IfMatch = request.IfMatch,
IfNoneMatch = request.IfNoneMatch,
OpcClientRequestId = request.OpcClientRequestId,
Range = request.Range
};
var webResponse = await this.RestClientAsync.Get(uri, httpRequestHeaderParam);
using (var stream = webResponse.GetResponseStream())
using (var reader = new StreamReader(stream))
{
var response = reader;
var contentRange = webResponse.Headers.Get("content-range");
var opcMeta = webResponse.Headers.Get("opc-meta-*");
return(new GetObjectResponse()
{
FileURL = uri.ToString(),
ETag = webResponse.Headers.Get("ETag"),
OpcRequestId = webResponse.Headers.Get("opc-request-id"),
OpcClientRequestId = webResponse.Headers.Get("opc-client-request-id"),
ArchivalState = webResponse.Headers.Get("archival-state"),
ContentType = webResponse.Headers.Get("content-type"),
ContentLanguage = webResponse.Headers.Get("content-language"),
ContentEncoding = webResponse.Headers.Get("content-encoding"),
ContentLength = long.Parse(webResponse.Headers.Get("content-length")),
ContentMd5 = webResponse.Headers.Get("content-md5"),
LastModified = webResponse.Headers.Get("last-modified"),
OpcMultipartMd5 = webResponse.Headers.Get("opc-multipart-md5"),
TimeOfArchival = webResponse.Headers.Get("time-of-archival")
});
}
}
