public override async Task <string> RunResultAsRawJson(ReqlAst term, object globalOpts, CancellationToken cancelToken)
{
HostEntry host = GetRoundRobin();
try {
return(await host.conn.RunResultAsRawJson(term, globalOpts, cancelToken).ConfigureAwait(false));
}
catch (Exception e) when(ExceptionIs.NetworkError(e))
{
host.MarkFailed();
throw;
}
}
public override void RunNoReply(ReqlAst term, object globalOpts)
{
HostEntry host = GetRoundRobin();
try
{
host.conn.RunNoReply(term, globalOpts);
}
catch (Exception e) when(ExceptionIs.NetworkError(e))
{
host.MarkFailed();
throw;
}
}
public override void RunNoReply(ReqlAst term, object globalOpts)
{
HostEntry host = GetEpsilonGreedy();
try
{
var start = DateTime.Now.Ticks;
host.conn.RunNoReply(term, globalOpts);
var end = DateTime.Now.Ticks;
MarkSuccess(host, start, end);
}
catch (Exception e) when(ExceptionIs.NetworkError(e))
{
host.MarkFailed();
throw;
}
}
public override async Task <Cursor <T> > RunCursorAsync <T>(ReqlAst term, object globalOpts, CancellationToken cancelToken)
{
HostEntry host = GetEpsilonGreedy();
try
{
var start = DateTime.Now.Ticks;
var result = await host.conn.RunCursorAsync <T>(term, globalOpts, cancelToken).ConfigureAwait(false);
var end = DateTime.Now.Ticks;
MarkSuccess(host, start, end);
return(result);
}
catch (Exception e) when(ExceptionIs.NetworkError(e))
{
host.MarkFailed();
throw;
}
}
public void failure_should_double_retry()
{
var he = new HostEntry("a")
{
RetryDelayMax = TimeSpan.FromSeconds(300),
RetryDelayInitial = TimeSpan.FromSeconds(30)
};
he.MarkFailed();
he.Dead.Should().BeTrue();
he.RetryCount.Should().Be(0);
he.NextRetry.Should().BeCloseTo(DateTime.Now.AddSeconds(30), precision: 3000);
he.RetryFailed();
he.RetryCount.Should().Be(1);
he.NextRetry.Should().BeCloseTo(DateTime.Now.AddSeconds(30 * 2), precision: 3000);
he.RetryFailed();
he.RetryCount.Should().Be(2);
he.NextRetry.Should().BeCloseTo(DateTime.Now.AddSeconds(30 * 2 * 2), precision: 3000);
//run it past the maximum
Enumerable.Range(1, 30 * 12)
.ForEach(i => he.RetryFailed());
he.RetryFailed();
he.NextRetry.Should().BeCloseTo(DateTime.Now + he.RetryDelayMax, precision: 1000);
}