Interface IPersistentState

Represents persistent state of local cluster member required by Raft consensus protocol.

Inherited Members
Namespace: DotNext.Net.Cluster.Consensus.Raft
Assembly: DotNext.Net.Cluster.dll
Syntax
public interface IPersistentState : IAuditTrail<IRaftLogEntry>, IAuditTrail

Properties

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Term

Reads Term value associated with the local member from the persistent storage.

Declaration
long Term { get; }
Property Value
Type Description
Int64

The term restored from persistent storage.

Methods

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IncrementTermAsync()

Increments Term value.

Declaration
ValueTask<long> IncrementTermAsync()
Returns
Type Description
ValueTask<Int64>

The updated Term value.
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IsVotedFor(IRaftClusterMember)

Determines whether the local member granted its vote for the specified remote member.

Declaration
bool IsVotedFor(IRaftClusterMember member)
Parameters
Type Name Description
IRaftClusterMember member

The cluster member to check.
Returns
Type Description
Boolean

true if the local member granted its vote for the specified remote member; otherwise, false.
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UpdateTermAsync(Int64)

Persists the last actual Term.

Declaration
ValueTask UpdateTermAsync(long term)
Parameters
Type Name Description
Int64 term

The term value to be persisted.
Returns
Type Description
ValueTask

The task representing asynchronous execution of the operation.
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UpdateVotedForAsync(IRaftClusterMember)

Persists the item that was voted for on in the last vote.

Declaration
ValueTask UpdateVotedForAsync(IRaftClusterMember member)
Parameters
Type Name Description
IRaftClusterMember member

The member which identifier should be stored inside of persistence storage. May be null.
Returns
Type Description
ValueTask

The task representing asynchronous execution of the operation.

Extension Methods