/// <summary>根据Bucket信息获取S3客户端
/// </summary>
public IAmazonS3 GetClientByBucket(BucketInfo bucket)
{
var identifier = ConvertToIdentifier(bucket);
if (_clientDict.TryGetValue(identifier, out IAmazonS3 client))
{
return(client);
}
//不存在该类型的客户端,则新建
if (bucket.VendorName == S3Vendor.KS3Name)
{
var config = new AmazonKS3Config()
{
ServiceURL = bucket.ServerUrl,
ForcePathStyle = bucket.ForcePathStyle,
SignatureVersion = bucket.SignatureVersion,
};
client = new AmazonKS3Client(bucket.AccessKeyId, bucket.SecretAccessKey, config);
}
else
{
var config = new AmazonS3Config()
{
ServiceURL = bucket.ServerUrl,
ForcePathStyle = bucket.ForcePathStyle,
SignatureVersion = bucket.SignatureVersion,
};
client = new AmazonS3Client(bucket.AccessKeyId, bucket.SecretAccessKey, config);
}
//添加到集合中
_clientDict.AddOrUpdate(identifier, client, (i, c) => { return(client); });
return(client);
}
/// <summary>是否分片上传
/// </summary>
private bool IsMultipartUpload(BucketInfo bucket, UploadFileInfo info)
{
var size = GetFileSize(info);
//如果有文件流,则从流中获取数据大小
return(size > bucket.SliceSize);
}
/// <summary>根据Bucket信息转换成客户端标志
/// </summary>
private S3ClientIdentifier ConvertToIdentifier(BucketInfo bucket)
{
return(new S3ClientIdentifier(bucket.AccessKeyId, bucket.SecretAccessKey, new S3Vendor(bucket.VendorName, bucket.VendorVersion)));
//return new S3ClientIdentifier(bucket.AccessKeyId, bucket.SecretAccessKey, bucket.Vendor);
}