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src/core/Akka.Cluster.Tests.MultiNode/MemberWeaklyUpSpec.cs
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| //----------------------------------------------------------------------- | ||
| // <copyright file="MemberWeaklyUpSpec.cs" company="Akka.NET Project"> | ||
| // Copyright (C) 2009-2016 Lightbend Inc. <http://www.lightbend.com> | ||
| // Copyright (C) 2013-2016 Akka.NET project <https://github.com/akkadotnet/akka.net> | ||
| // </copyright> | ||
| //----------------------------------------------------------------------- | ||
|
|
||
| using System; | ||
| using System.Collections.Immutable; | ||
| using System.Linq; | ||
| using Akka.Cluster.TestKit; | ||
| using Akka.Configuration; | ||
| using Akka.Remote.TestKit; | ||
| using Akka.Remote.Transport; | ||
| using Akka.TestKit; | ||
|
|
||
| namespace Akka.Cluster.Tests.MultiNode | ||
| { | ||
| public class MemberWeaklyUpConfig : MultiNodeConfig | ||
| { | ||
| public RoleName First { get; } | ||
| public RoleName Second { get; } | ||
| public RoleName Third { get; } | ||
| public RoleName Fourth { get; } | ||
| public RoleName Fifth { get; } | ||
|
|
||
| public MemberWeaklyUpConfig() | ||
| { | ||
| First = Role("first"); | ||
| Second = Role("second"); | ||
| Third = Role("third"); | ||
| Fourth = Role("fourth"); | ||
| Fifth = Role("fifth"); | ||
|
|
||
| CommonConfig = DebugConfig(on: false) | ||
| .WithFallback(ConfigurationFactory.ParseString(@" | ||
| akka.remote.retry-gate-closed-for = 3s | ||
| akka.cluster.allow-weakly-up-members = on")) | ||
| .WithFallback(MultiNodeClusterSpec.ClusterConfig()); | ||
|
|
||
| TestTransport = true; | ||
| } | ||
| } | ||
|
|
||
| public class MemberWeaklyUpSpec : MultiNodeClusterSpec | ||
| { | ||
| private readonly MemberWeaklyUpConfig _config; | ||
| private readonly ImmutableArray<RoleName> _side1; | ||
| private readonly ImmutableArray<RoleName> _side2; | ||
|
|
||
| public MemberWeaklyUpSpec() : this(new MemberWeaklyUpConfig()) | ||
| { | ||
| } | ||
|
|
||
| private MemberWeaklyUpSpec(MemberWeaklyUpConfig config) : base(config, typeof(MemberWeaklyUpSpec)) | ||
| { | ||
| _config = config; | ||
| _side1 = ImmutableArray.CreateRange(new[] { config.First, config.Second }); | ||
| _side2 = ImmutableArray.CreateRange(new[] { config.Third, config.Fourth, config.Fifth }); | ||
| MuteMarkingAsUnreachable(); | ||
| } | ||
|
|
||
| [MultiNodeFact] | ||
| public void Spec() | ||
| { | ||
| A_cluster_of_3_members_should_reach_initial_convergence(); | ||
| A_cluster_of_3_members_should_detect_network_partition_and_mark_nodes_on_the_other_side_as_unreachable(); | ||
| A_cluster_of_3_members_should_accept_joining_on_each_side_and_set_status_to_WeaklyUp(); | ||
| A_cluster_of_3_members_should_change_status_to_Up_after_healed_network_partition(); | ||
| } | ||
|
|
||
| public void A_cluster_of_3_members_should_reach_initial_convergence() | ||
| { | ||
| AwaitClusterUp(_config.First, _config.Third, _config.Fourth); | ||
| EnterBarrier("after-1"); | ||
| } | ||
|
|
||
| public void A_cluster_of_3_members_should_detect_network_partition_and_mark_nodes_on_the_other_side_as_unreachable() | ||
| { | ||
| Within(TimeSpan.FromSeconds(20), () => | ||
| { | ||
| RunOn(() => | ||
| { | ||
| // split the cluster in two parts (first, second) / (third, fourth, fifth) | ||
| foreach (var role1 in _side1) | ||
| foreach (var role2 in _side2) | ||
| TestConductor.Blackhole(role1, role2, ThrottleTransportAdapter.Direction.Both).Wait(TimeSpan.FromSeconds(3)); | ||
| }, _config.First); | ||
| EnterBarrier("after-split"); | ||
| RunOn(() => | ||
| { | ||
| AwaitAssert(() => | ||
| ClusterView.UnreachableMembers | ||
| .Select(m => m.Address).ToImmutableHashSet() | ||
| .ShouldBe(ImmutableHashSet.CreateRange(new[] { GetAddress(_config.Third), GetAddress(_config.Fourth) }))); | ||
| }, _config.First); | ||
| RunOn(() => | ||
| { | ||
| AwaitAssert(() => | ||
| ClusterView.UnreachableMembers | ||
| .Select(m => m.Address).ToImmutableHashSet() | ||
| .ShouldBe(ImmutableHashSet.CreateRange(new[] { GetAddress(_config.First) }))); | ||
| }, _config.Third, _config.Fourth); | ||
| EnterBarrier("after-2"); | ||
| }); | ||
| } | ||
|
|
||
| public void A_cluster_of_3_members_should_accept_joining_on_each_side_and_set_status_to_WeaklyUp() | ||
| { | ||
| Within(TimeSpan.FromSeconds(20), () => | ||
| { | ||
| RunOn(() => Cluster.Get(Sys).Join(GetAddress(_config.First)), _config.Second); | ||
| RunOn(() => Cluster.Get(Sys).Join(GetAddress(_config.Fourth)), _config.Fifth); | ||
| EnterBarrier("joined"); | ||
| RunOn(() => AwaitAssert(() => | ||
| { | ||
| ClusterView.Members.Count.ShouldBe(4); | ||
| ClusterView.Members.Any(m => m.Address == GetAddress(_config.Second) && m.Status == MemberStatus.WeaklyUp).ShouldBe(true); | ||
| }), _side1.ToArray()); | ||
| RunOn(() => AwaitAssert(() => | ||
| { | ||
| ClusterView.Members.Count.ShouldBe(4); | ||
| ClusterView.Members.Any(m => m.Address == GetAddress(_config.Fifth) && m.Status == MemberStatus.WeaklyUp).ShouldBe(true); | ||
| }), _side2.ToArray()); | ||
| EnterBarrier("after-3"); | ||
| }); | ||
| } | ||
|
|
||
| public void A_cluster_of_3_members_should_change_status_to_Up_after_healed_network_partition() | ||
| { | ||
| Within(TimeSpan.FromSeconds(20), () => | ||
| { | ||
| RunOn(() => | ||
| { | ||
| foreach (var role1 in _side1) | ||
| foreach (var role2 in _side2) | ||
| { | ||
| TestConductor.PassThrough(role1, role2, ThrottleTransportAdapter.Direction.Both).Wait(TimeSpan.FromSeconds(3)); | ||
| } | ||
| }, _config.First); | ||
| EnterBarrier("after-passThrough"); | ||
| AwaitAllReachable(); | ||
| AwaitMembersUp(5); | ||
| EnterBarrier("after-4"); | ||
| }); | ||
| } | ||
| } | ||
| } |
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