/// <summary>
/// MoveLeader requests current leader node to transfer its leadership to transferee in async.
/// </summary>
/// <param name="request">MoveLeader Request</param>
/// <returns>MoveLeader Response</returns>
public async Task <MoveLeaderResponse> MoveLeaderAsync(MoveLeaderRequest request, Metadata headers = null)
{
MoveLeaderResponse response = new MoveLeaderResponse();
bool success = false;
int retryCount = 0;
while (!success)
{
try
{
response = await _balancer.GetConnection().maintenanceClient.MoveLeaderAsync(request, headers);
success = true;
}
catch (RpcException ex) when(ex.StatusCode == StatusCode.Unavailable)
{
retryCount++;
if (retryCount >= _balancer._numNodes)
{
throw ex;
}
}
}
return(response);
}
/// <summary>
/// MoveLeader requests current leader node to transfer its leadership to transferee in async.
/// </summary>
/// <param name="request">MoveLeader Request</param>
/// <param name="headers">The initial metadata to send with the call. This parameter is optional.</param>
/// <param name="deadline">An optional deadline for the call. The call will be cancelled if deadline is hit.</param>
/// <param name="cancellationToken">An optional token for canceling the call.</param>
/// <returns>MoveLeader Response</returns>
public async Task <MoveLeaderResponse> MoveLeaderAsync(MoveLeaderRequest request,
Grpc.Core.Metadata headers = null, DateTime?deadline = null,
CancellationToken cancellationToken = default)
{
MoveLeaderResponse response = new MoveLeaderResponse();
bool success = false;
int retryCount = 0;
while (!success)
{
try
{
response = await _balancer.GetConnection().maintenanceClient
.MoveLeaderAsync(request, headers, deadline, cancellationToken);
success = true;
}
catch (RpcException ex) when(ex.StatusCode == StatusCode.Unavailable)
{
retryCount++;
if (retryCount >= _balancer._numNodes)
{
throw;
}
}
}
return(response);
}
/// <summary>
/// MoveLeader requests current leader node to transfer its leadership to transferee in async.
/// </summary>
/// <param name="request">MoveLeader Request</param>
/// <returns>MoveLeader Response</returns>
public async Task <MoveLeaderResponse> MoveLeaderAsync(MoveLeaderRequest request, Metadata headers = null)
{
MoveLeaderResponse response = new MoveLeaderResponse();
response = await _balancer.GetConnection().maintenanceClient.MoveLeaderAsync(request, headers);
return(response);
}
/// <summary>
/// MoveLeader requests current leader node to transfer its leadership to transferee.
/// </summary>
/// <param name="request">MoveLeader Request</param>
/// <returns>MoveLeader Response</returns>
public MoveLeaderResponse MoveLeader(MoveLeaderRequest request, Metadata headers = null)
{
MoveLeaderResponse response = new MoveLeaderResponse();
response = _balancer.GetConnection().maintenanceClient.MoveLeader(request, headers);
return(response);
}
public MoveLeaderResponse MoveLeader(ulong transfereeID)
{
Etcdserverpb.MoveLeaderRequest request = new Etcdserverpb.MoveLeaderRequest();
request.TargetID = transfereeID;
var rsp = maintenanceClient.MoveLeader(request);
MoveLeaderResponse response = new MoveLeaderResponse(rsp);
return(response);
//return Util.ToCompletableFuture(
// this.stub.MoveLeader(request),
// new FunctionResponse<Etcdserverpb.MoveLeaderRequest, MoveLeaderResponse>()
//);
}
/// <summary>
/// MoveLeader requests current leader node to transfer its leadership to transferee in async.
/// </summary>
/// <param name="request">MoveLeader Request</param>
/// <returns>MoveLeader Response</returns>
public async Task <MoveLeaderResponse> MoveLeaderAsync(MoveLeaderRequest request)
{
MoveLeaderResponse response = new MoveLeaderResponse();
try
{
response = await _maintenanceClient.MoveLeaderAsync(request);
}
catch (RpcException)
{
ResetConnection();
throw;
}
catch
{
throw;
}
return(response);
}
/// <summary>
/// MoveLeader requests current leader node to transfer its leadership to transferee.
/// </summary>
/// <param name="request">MoveLeader Request</param>
/// <returns>MoveLeader Response</returns>
public MoveLeaderResponse MoveLeader(MoveLeaderRequest request)
{
MoveLeaderResponse response = new MoveLeaderResponse();
try
{
response = _maintenanceClient.MoveLeader(request);
}
catch (RpcException)
{
ResetConnection();
throw;
}
catch
{
throw;
}
return(response);
}
