public void Read(BinaryReader msg)
{
From = msg.ReadIPEndPoint();
if (msg.ReadBoolean())
{
var entry = new LogEntry();
var index = new LogIndex();
index.Term = msg.ReadUInt32();
index.Type = (LogIndexType)msg.ReadUInt32();
index.ChunkOffset = msg.ReadUInt32();
index.ChunkSize = msg.ReadUInt32();
index.Flag1 = msg.ReadUInt32();
index.Flag2 = msg.ReadUInt32();
index.Flag3 = msg.ReadUInt32();
index.Flag4 = msg.ReadUInt32();
entry.Index = index;
var dataLength = msg.ReadInt32();
entry.Data = msg.ReadBytes(dataLength);
Entry = entry;
}
else
{
Entry = null;
}
}
public void Read(BinaryReader msg)
{
From = msg.ReadIPEndPoint();
AgentIP = msg.ReadIPEndPoint();
Term = msg.ReadUInt32();
PrevTerm = msg.ReadUInt32();
PrevIndex = msg.ReadUInt32();
CommitIndex = msg.ReadUInt32();
var length = msg.ReadInt32();
if (length > 0)
{
Entries = new LogEntry[length];
for (var i = 0; i < length; i++)
{
var entry = new LogEntry();
var index = new LogIndex();
index.Term = msg.ReadUInt32();
index.Type = (LogIndexType)msg.ReadUInt32();
index.ChunkOffset = msg.ReadUInt32();
index.ChunkSize = msg.ReadUInt32();
index.Flag1 = msg.ReadUInt32();
index.Flag2 = msg.ReadUInt32();
index.Flag3 = msg.ReadUInt32();
index.Flag4 = msg.ReadUInt32();
entry.Index = index;
var dataLength = msg.ReadInt32();
entry.Data = msg.ReadBytes(dataLength);
Entries[i] = entry;
}
}
}
public byte[] GetData(LogIndex index)
{
var data = new byte[index.ChunkSize];
using (var fr = OpenDataFileReader())
{
fr.Seek(index.ChunkOffset, SeekOrigin.Begin);
fr.Read(data, 0, data.Length);
}
return data;
}
public uint GetLastIndex(out LogIndex index)
{
if (_logLength == 0)
{
index = new LogIndex() { Type = 0, ChunkOffset = 0, ChunkSize = 0, Term = 0 };
return 0;
}
index = _logIndices[_logLength - 1];
return _logLength;
}
public bool GetIndex(uint key, out LogIndex index)
{
if (key < 1 || key > _logLength)
{
index = new LogIndex() { Type = 0, ChunkOffset = 0, ChunkSize = 0, Term = 0 };
return false;
}
index = _logIndices[key - 1];
return true;
}
public static bool AreEqual(LogIndex left, LogIndex right)
{
return left.Term == right.Term &&
left.Type == right.Type &&
left.ChunkOffset == right.ChunkOffset &&
left.ChunkSize == right.ChunkSize &&
left.Flag1 == right.Flag1 &&
left.Flag2 == right.Flag2 &&
left.Flag3 == right.Flag3 &&
left.Flag4 == right.Flag4;
}