public async Task TopologyUpdateDuringFailoverShouldntFaileCommand()
{
const int nodesAmount = 5;
var leader = await this.CreateRaftClusterAndGetLeader(nodesAmount);
var defaultDatabase = GetDatabaseName();
await CreateDatabaseInCluster(defaultDatabase, nodesAmount, leader.WebUrl).ConfigureAwait(false);
using (var store = new DocumentStore
{
Urls = new[] { leader.WebUrl },
Database = defaultDatabase
}.Initialize())
{
var reqEx = store.GetRequestExecutor();
Topology topology = null;
while (reqEx.Topology == null)
{
await Task.Delay(100);
}
topology = reqEx.Topology;
var serverNode1 = topology.Nodes[0];
await reqEx.UpdateTopologyAsync(new RequestExecutor.UpdateTopologyParameters(serverNode1)
{
TimeoutInMs = 10_000
});
public async Task SubscriptionWorkerShouldNotFailoverToErroredNodes()
{
var cluster = await CreateRaftCluster(numberOfNodes : 3);
using (var store = GetDocumentStore(new Options
{
ReplicationFactor = 3,
Server = cluster.Leader,
DeleteDatabaseOnDispose = false
}))
{
Servers.ForEach(x => x.ForTestingPurposesOnly().GatherVerboseDatabaseDisposeInformation = true);
var mre = new AsyncManualResetEvent();
using (var subscriptionManager = new DocumentSubscriptions(store))
{
var reqEx = store.GetRequestExecutor();
var name = subscriptionManager.Create(new SubscriptionCreationOptions <User>());
var subs = await SubscriptionFailoverWithWaitingChains.GetSubscription(name, store.Database, cluster.Nodes);
Assert.NotNull(subs);
await Cluster.WaitForRaftIndexToBeAppliedOnClusterNodesAsync(subs.SubscriptionId, cluster.Nodes);
await ActionWithLeader(async l => await WaitForResponsibleNode(l.ServerStore, store.Database, name, toBecomeNull: false));
Assert.True(WaitForValue(() => reqEx.Topology != null, true));
var topology = reqEx.Topology;
var serverNode1 = topology.Nodes[0];
await reqEx.UpdateTopologyAsync(new RequestExecutor.UpdateTopologyParameters(serverNode1)
{
TimeoutInMs = 10_000
});
