private Task <(long Index, object Result)> UpdateTopology(UpdateTopologyCommand cmd)
{
if (_engine.LeaderTag != _server.NodeTag)
{
throw new NotLeadingException("This node is no longer the leader, so we abort updating the database topology");
}
return(_engine.PutAsync(cmd));
}
protected async Task <long> IssueCommandsAndWaitForCommit(RachisConsensus <CountingStateMachine> leader, int numberOfCommands, string name, int value)
{
Assert.True(leader.CurrentState == RachisState.Leader || leader.CurrentState == RachisState.LeaderElect, "Can't append commands from non leader");
using (leader.ContextPool.AllocateOperationContext(out TransactionOperationContext context))
{
for (var i = 0; i < 3; i++)
{
await leader.PutAsync(new TestCommand { Name = name, Value = value });
}
using (context.OpenReadTransaction())
return(leader.GetLastEntryIndex(context));
}
}
protected List <Task> IssueCommandsWithoutWaitingForCommits(RachisConsensus <CountingStateMachine> leader, int numberOfCommands, string name, int value)
{
List <Task> waitingList = new List <Task>();
for (var i = 0; i < numberOfCommands; i++)
{
var task = leader.PutAsync(new TestCommand
{
Name = name,
Value = value
});
waitingList.Add(task);
}
return(waitingList);
}
protected List <Task> IssueCommandsWithoutWaitingForCommits(RachisConsensus <CountingStateMachine> leader, int numberOfCommands, string name, int value)
{
Assert.True(leader.CurrentState == RachisState.Leader, "Can't append commands from non leader");
List <Task> waitingList = new List <Task>();
using (leader.ContextPool.AllocateOperationContext(out TransactionOperationContext context))
{
for (var i = 0; i < 3; i++)
{
waitingList.Add(leader.PutAsync(new TestCommand {
Name = name, Value = value
}));
}
}
return(waitingList);
}
