public SealedVirtualCluster(VirtualCluster cluster, IConnectionPool pool, TestableDateTimeProvider dateTimeProvider)
{
this._cluster = cluster;
this._connectionPool = pool;
this._connection = new VirtualClusterConnection(cluster, dateTimeProvider);
this._dateTimeProvider = dateTimeProvider;
}
public SealedVirtualCluster(VirtualCluster cluster, IConnectionPool pool, TestableDateTimeProvider dateTimeProvider)
{
this._cluster = cluster;
this._connectionPool = pool;
this._connection = new VirtualClusterConnection(cluster, dateTimeProvider);
this._dateTimeProvider = dateTimeProvider;
}
public VirtualizedCluster(VirtualCluster cluster, IConnectionPool pool, TestableDateTimeProvider dateTimeProvider, ConnectionSettings settings)
{
this._dateTimeProvider = dateTimeProvider;
this._fixedRequestPipeline = new FixedPipelineFactory(settings, this._dateTimeProvider);
this._client = this._fixedRequestPipeline.Client;
this._cluster = cluster;
this._connectionPool = pool;
}
public VirtualizedCluster(VirtualCluster cluster, IConnectionPool pool, TestableDateTimeProvider dateTimeProvider, ConnectionSettings settings)
{
this._dateTimeProvider = dateTimeProvider;
this._settings = settings;
this._fixedRequestPipeline = new FixedPipelineFactory(settings, this._dateTimeProvider);
this._cluster = cluster;
this._connectionPool = pool;
}
public VirtualizedCluster(TestableDateTimeProvider dateTimeProvider, ConnectionSettings settings)
{
this._dateTimeProvider = dateTimeProvider;
this._settings = settings;
this._fixedRequestPipeline = new FixedPipelineFactory(settings, this._dateTimeProvider);
this._syncCall = (c, r) => c.Search<Project>(s => s.RequestConfiguration(r));
this._asyncCall = async (c, r) =>
{
var res = await c.SearchAsync<Project>(s => s.RequestConfiguration(r));
return (IResponse)res;
};
}
public VirtualizedCluster(TestableDateTimeProvider dateTimeProvider, ConnectionSettings settings)
{
_dateTimeProvider = dateTimeProvider;
_settings = settings;
_fixedRequestPipeline = new FixedPipelineFactory(settings, _dateTimeProvider);
_syncCall = (c, r) => c.Search <Project>(s => s.RequestConfiguration(r));
_asyncCall = async(c, r) =>
{
var res = await c.SearchAsync <Project>(s => s.RequestConfiguration(r));
return((IResponse)res);
};
}
public VirtualizedCluster(VirtualCluster cluster, IConnectionPool pool, TestableDateTimeProvider dateTimeProvider, ConnectionSettings settings)
{
this._dateTimeProvider = dateTimeProvider;
this._settings = settings;
this._fixedRequestPipeline = new FixedPipelineFactory(settings, this._dateTimeProvider);
this._cluster = cluster;
this._connectionPool = pool;
this._syncCall = (c, r) => c.Search <Project>(s => s.RequestConfiguration(r));
this._asyncCall = async(c, r) =>
{
var res = await c.SearchAsync <Project>(s => s.RequestConfiguration(r));
return((IResponse)res);
};
}
[U] public void ViewSeesResurrectedNodes()
{
var dateTimeProvider = new TestableDateTimeProvider();
var seeds = Enumerable.Range(9200, NumberOfNodes).Select(p => new Node(new Uri("http://localhost:" + p))).ToList();
seeds.First().MarkDead(dateTimeProvider.Now().AddDays(1));
var pool = new StaticConnectionPool(seeds, randomize: false, dateTimeProvider: dateTimeProvider);
for (var i = 0; i < 20; i++)
{
var node = pool.CreateView().First();
node.Uri.Port.Should().Be(9201);
node = pool.CreateView().First();
node.Uri.Port.Should().Be(9202);
}
/** If we roll the clock forward two days, the node that was marked dead until tomorrow (or yesterday!) should be resurrected */
dateTimeProvider.ChangeTime(d => d.AddDays(2));
var n = pool.CreateView().First();
n.Uri.Port.Should().Be(9201);
n = pool.CreateView().First();
n.Uri.Port.Should().Be(9202);
n = pool.CreateView().First();
n.Uri.Port.Should().Be(9200);
n.IsResurrected.Should().BeTrue();
}
public VirtualClusterConnection(VirtualCluster cluster, TestableDateTimeProvider dateTimeProvider)
{
this.UpdateCluster(cluster);
this._dateTimeProvider = dateTimeProvider;
}
public void SniffsOnStaleCluster()
{
var dateTime = new TestableDateTimeProvider();
var singleNodePipeline = CreatePipeline(uris => new SingleNodeConnectionPool(uris.First(), dateTime), dateTimeProvider: dateTime);
var staticPipeline = CreatePipeline(uris => new StaticConnectionPool(uris, dateTimeProvider: dateTime), dateTimeProvider: dateTime);
var sniffingPipeline = CreatePipeline(uris => new SniffingConnectionPool(uris, dateTimeProvider: dateTime), dateTimeProvider: dateTime);
singleNodePipeline.SniffsOnStaleCluster.Should().BeFalse();
staticPipeline.SniffsOnStaleCluster.Should().BeFalse();
sniffingPipeline.SniffsOnStaleCluster.Should().BeTrue();
singleNodePipeline.StaleClusterState.Should().BeFalse();
staticPipeline.StaleClusterState.Should().BeFalse();
sniffingPipeline.StaleClusterState.Should().BeFalse();
/** go one hour into the future */
dateTime.ChangeTime(d => d.Add(TimeSpan.FromHours(2)));
/**connection pools that do not support reseeding never go stale */
singleNodePipeline.StaleClusterState.Should().BeFalse();
staticPipeline.StaleClusterState.Should().BeFalse();
/** the sniffing connection pool supports reseeding so the pipeline will signal the state is out of date */
sniffingPipeline.StaleClusterState.Should().BeTrue();
}
public void SetsSniffPathUsingToTimespan()
{
var dateTime = new TestableDateTimeProvider();
var sniffingPipeline = CreatePipeline(uris => new SniffingConnectionPool(uris, dateTimeProvider: dateTime), dateTimeProvider: dateTime) as RequestPipeline;
sniffingPipeline.SniffPath.Should().Be("_nodes/_all/settings?flat_settings&timeout=2s");
}
public void IsTakingTooLong()
{
var dateTime = new TestableDateTimeProvider();
var singleNodePipeline = CreatePipeline(uris => new SingleNodeConnectionPool(uris.First(), dateTime), dateTimeProvider: dateTime);
var staticPipeline = CreatePipeline(uris => new StaticConnectionPool(uris, dateTimeProvider: dateTime), dateTimeProvider: dateTime);
var sniffingPipeline = CreatePipeline(uris => new SniffingConnectionPool(uris, dateTimeProvider: dateTime), dateTimeProvider: dateTime);
singleNodePipeline.IsTakingTooLong.Should().BeFalse();
staticPipeline.IsTakingTooLong.Should().BeFalse();
sniffingPipeline.IsTakingTooLong.Should().BeFalse();
/** go one hour into the future */
dateTime.ChangeTime(d => d.Add(TimeSpan.FromHours(2)));
/**connection pools that do not support reseeding never go stale */
singleNodePipeline.IsTakingTooLong.Should().BeTrue();
staticPipeline.IsTakingTooLong.Should().BeTrue();
/** the sniffing connection pool supports reseeding so the pipeline will signal the state is out of date */
sniffingPipeline.IsTakingTooLong.Should().BeTrue();
/** request pipeline exposes the DateTime it started, here we assert it started 2 hours in the past */
(dateTime.Now() - singleNodePipeline.StartedOn).Should().BePositive().And.BeCloseTo(TimeSpan.FromHours(2));
(dateTime.Now() - staticPipeline.StartedOn).Should().BePositive().And.BeCloseTo(TimeSpan.FromHours(2));
(dateTime.Now() - sniffingPipeline.StartedOn).Should().BePositive().And.BeCloseTo(TimeSpan.FromHours(2));
}