TrueCloudLab/frostfs-sdk-csharp
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Initial SDK structure #1

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i.pchelintsev merged 18 commits from i.pchelintsev/frostfs-sdk-csharp:master into master 2024-09-04 19:51:24 +00:00
Conversation 0 Commits 18 Files changed 82 +76 -46
7 changed files with 76 additions and 46 deletions
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2
src/FrostFS.SDK.ClientV2/Interfaces/IFrostFSClient.cs
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@ -14,6 +14,6 @@ public interface IFrostFSClient
Task<GetResponse> GetContainerAsync(ContainerID containerId);
Task<DeleteResponse> DeleteContainerAsync(ContainerID containerId);
Task<HeadResponse> GetObjectHeadAsync(ContainerID containerId, ObjectID objectId);
Task<Object.PutResponse> PutObjectAsync(ContainerID containerId, Stream data);
Task<Object.PutResponse> PutObjectAsync(Object.Header header, Stream payload);
Task<Object.DeleteResponse> DeleteObjectAsync(ContainerID containerId, ObjectID objectId);
}

36
src/FrostFS.SDK.ClientV2/Mappers/GRPC/Object.cs
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@ -4,15 +4,35 @@ using FrostFS.SDK.ModelsV2;
namespace FrostFS.SDK.ClientV2.Mappers.GRPC;
public static class ObjectHeadMapper
{
public static ObjectHead ToModel(this Header head)
{
public static Header ToGrpcMessage(this ObjectHeader header)
{
// var obtype = Enum.Parse<ObjectType>(head.ObjectType.ToString());
return new ObjectHead
var objTypeName = Enum.GetName(typeof(ObjectType), header.ObjectType);
if (objTypeName is null)
{
ContainerId = ContainerId.FromHash(head.ContainerId.Value.ToByteArray()),
Size = (long)head.PayloadLength,
Version = head.Version.ToModel()
throw new ArgumentException($"Unknown ObjectType. Value: '{header.ObjectType}'.");
}
return new Header
{
ContainerId = header.ContainerId.ToGrpcMessage(),
ObjectType = Enum.Parse<ObjectType>(objTypeName)
};
}
}
public static ObjectHeader ToModel(this Header header)
{
var objTypeName = Enum.GetName(typeof(ModelsV2.Enums.ObjectType), header.ObjectType);
if (objTypeName is null)
{
throw new ArgumentException($"Unknown ObjectType. Value: '{header.ObjectType}'.");
}
return new ObjectHeader(
ContainerId.FromHash(header.ContainerId.Value.ToByteArray()),
Enum.Parse<ModelsV2.Enums.ObjectType>(objTypeName)
)
{
Size = (long)header.PayloadLength,
Version = header.Version.ToModel()
};
}
}

37
src/FrostFS.SDK.ClientV2/Services/Object.cs
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@ -29,15 +29,16 @@ public partial class Client
return await _objectServiceClient.HeadAsync(request);
}
public async Task<PutResponse> PutObjectAsync(ContainerID cid, Stream data)
// public async Task<GetResponse> GetObjectAsync(ContainerID cid, ObjectID oid)
// {
//
// }
public async Task<PutResponse> PutObjectAsync(Header header, Stream payload)
{
var sessionToken = await CreateSessionAsync(uint.MaxValue);
var header = new Header
{
ContainerId = cid,
OwnerId = _owner.ToGrpcMessage(),
Version = Version.ToGrpcMessage()
};
header.OwnerId = _owner.ToGrpcMessage();
header.Version = Version.ToGrpcMessage();
var oid = new ObjectID
{
Value = header.Sha256()
@ -48,17 +49,23 @@ public partial class Client
{
Init = new PutRequest.Types.Body.Types.Init
{
Header = header,
Header = header
},
}
};
request.AddMetaHeader();
request.AddObjectSessionToken(sessionToken, cid, oid, ObjectSessionContext.Types.Verb.Put, _key);
request.AddObjectSessionToken(
sessionToken,
header.ContainerId,
oid,
ObjectSessionContext.Types.Verb.Put,
_key
);
request.Sign(_key);
using var stream = await InitObject(request);
var buffer = new byte[Constants.ObjectChunkSize];
var bufferLength = data.Read(buffer, 0, Constants.ObjectChunkSize);
var bufferLength = payload.Read(buffer, 0, Constants.ObjectChunkSize);
while (bufferLength > 0)
{
request.Body = new PutRequest.Types.Body
@ -68,22 +75,24 @@ public partial class Client
request.VerifyHeader = null;
request.Sign(_key);
await stream.Write(request);
bufferLength = data.Read(buffer, 0, Constants.ObjectChunkSize);
bufferLength = payload.Read(buffer, 0, Constants.ObjectChunkSize);
}
return await stream.Close();
}
private async Task<ObjectStreamer> InitObject(PutRequest initRequest)
{
if (initRequest is null)
{
throw new ArgumentNullException(nameof(initRequest));
}
var call = _objectServiceClient.Put();
await call.RequestStream.WriteAsync(initRequest);
return new ObjectStreamer { Call = call };
}
public async Task<DeleteResponse> DeleteObjectAsync(ContainerID cid, ObjectID oid)
{
var request = new DeleteRequest
@ -118,7 +127,7 @@ internal class ObjectStreamer : IDisposable
{
throw new ArgumentNullException(nameof(request));
}
await Call.RequestStream.WriteAsync(request);
}

2
src/FrostFS.SDK.ModelsV2/Container.cs
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@ -8,7 +8,7 @@ public class Container
public Guid Nonce { get; set; }
public BasicACL BasicAcl { get; set; }
public PlacementPolicy PlacementPolicy { get; set; }
public Version? Version { get; set; }
public Version Version { get; set; }
public Container(BasicACL basicAcl, PlacementPolicy placementPolicy)
{

4
src/FrostFS.SDK.ModelsV2/Enums/ObjectType.cs
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@ -2,7 +2,7 @@ namespace FrostFS.SDK.ModelsV2.Enums;
public enum ObjectType
{
Regular = 1,
Tombstone = 2,
Regular = 0,
Tombstone = 1,
Lock = 3
}

29
src/FrostFS.SDK.ModelsV2/Object.cs
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@ -1,28 +1,23 @@
using FrostFS.SDK.ModelsV2.Enums;
namespace FrostFS.SDK.ModelsV2;
public class ObjectHead
public class ObjectHeader
{
public ContainerId ContainerId { get; set; }
public long Size { get; set; }
public Version? Version { get; set; }
public ObjectType ObjectType { get; set; }
public Version Version { get; set; }
public ObjectHeader(ContainerId containerId, ObjectType type = ObjectType.Regular)
{
ContainerId = containerId;
ObjectType = type;
}
}
public class Object : ObjectHead
public class Object
{
public ObjectHeader Header { get; set; }
public Stream Payload { get; set; }
public Object(ContainerId containerId, Stream payload)
{
ContainerId = containerId;
Payload = payload;
Size = Payload.Length;
}
public Object(ContainerId containerId, byte[] payload)
{
ContainerId = containerId;
Payload = new MemoryStream(payload);
Size = Payload.Length;
}
}

12
src/FrostFS.SDK.Service/Service.cs
View file

@ -43,7 +43,7 @@ public class FrostFsService
var deleteContainerResponse = await _client.DeleteContainerAsync(containerId.ToGrpcMessage());
}
public async Task<ObjectHead> GetObjectHeadAsync(ContainerId containerId, ObjectId objectId)
public async Task<ObjectHeader> GetObjectHeadAsync(ContainerId containerId, ObjectId objectId)
{
var getObjectHeadResponse = await _client.GetObjectHeadAsync(
containerId.ToGrpcMessage(),
@ -52,9 +52,15 @@ public class FrostFsService
return getObjectHeadResponse.Body.Header.Header.ToModel();
}
public async Task<ObjectId> PutObjectAsync(ModelsV2.Object obj)
public async Task<ObjectId> PutObjectAsync(ObjectHeader header, Stream payload)
{
var putObjectResponse = await _client.PutObjectAsync(obj.ContainerId.ToGrpcMessage(), obj.Payload);
var putObjectResponse = await _client.PutObjectAsync(header.ToGrpcMessage(), payload);
return ObjectId.FromHash(putObjectResponse.Body.ObjectId.Value.ToByteArray());
}
public async Task<ObjectId> PutObjectAsync(ObjectHeader header, byte[] payload)
{
var putObjectResponse = await _client.PutObjectAsync(header.ToGrpcMessage(), new MemoryStream(payload));
return ObjectId.FromHash(putObjectResponse.Body.ObjectId.Value.ToByteArray());
}