449 lines
17 KiB
C#
449 lines
17 KiB
C#
using EntKube.Clusters.Domain;
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using EntKube.Clusters.Features.AdoptCluster;
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using EntKube.Clusters.Features.AdoptCluster.ConfigureComponent;
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using EntKube.Clusters.Infrastructure;
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using EntKube.SharedKernel.Domain;
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using FluentAssertions;
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using Moq;
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namespace EntKube.Clusters.Tests.Features;
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/// <summary>
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/// Tests the configure handler with the new component installers.
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/// Verifies that reconfiguration requests route correctly and pass
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/// the right configuration values to each installer.
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/// </summary>
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public class ConfigureNewComponentsTests
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{
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private readonly InMemoryClusterRepository repository;
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private readonly Mock<IComponentInstaller> cnpgInstaller;
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private readonly Mock<IComponentInstaller> redisInstaller;
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private readonly Mock<IComponentInstaller> certManagerInstaller;
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private readonly Mock<IComponentInstaller> externalSecretsInstaller;
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private readonly Mock<IComponentInstaller> rabbitmqInstaller;
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private readonly Mock<IComponentInstaller> customDnsInstaller;
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private readonly ConfigureComponentHandler handler;
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public ConfigureNewComponentsTests()
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{
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repository = new InMemoryClusterRepository();
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cnpgInstaller = new Mock<IComponentInstaller>();
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cnpgInstaller.Setup(i => i.ComponentName).Returns("cnpg");
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redisInstaller = new Mock<IComponentInstaller>();
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redisInstaller.Setup(i => i.ComponentName).Returns("redis");
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certManagerInstaller = new Mock<IComponentInstaller>();
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certManagerInstaller.Setup(i => i.ComponentName).Returns("cert-manager");
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externalSecretsInstaller = new Mock<IComponentInstaller>();
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externalSecretsInstaller.Setup(i => i.ComponentName).Returns("external-secrets");
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rabbitmqInstaller = new Mock<IComponentInstaller>();
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rabbitmqInstaller.Setup(i => i.ComponentName).Returns("rabbitmq");
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customDnsInstaller = new Mock<IComponentInstaller>();
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customDnsInstaller.Setup(i => i.ComponentName).Returns("custom-dns");
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List<IComponentInstaller> installers = new()
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{
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cnpgInstaller.Object,
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redisInstaller.Object,
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certManagerInstaller.Object,
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externalSecretsInstaller.Object,
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rabbitmqInstaller.Object,
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customDnsInstaller.Object
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};
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handler = new ConfigureComponentHandler(repository, installers);
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}
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[Fact]
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public async Task HandleAsync_ConfigureCnpg_PassesMonitoringFlag()
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{
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// Arrange — Reconfigure CNPG to enable Prometheus monitoring.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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cnpgInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "cnpg", "CNPG reconfigured", new List<string> { "monitoring=true" }));
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ConfigureComponentRequest request = new("cnpg", Values: new Dictionary<string, string>
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{
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["monitoringEnabled"] = "true",
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["operatorReplicas"] = "2"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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cnpgInstaller.Verify(
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i => i.ConfigureAsync(cluster,
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It.Is<ComponentConfiguration>(c =>
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c.Values["monitoringEnabled"] == "true" &&
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c.Values["operatorReplicas"] == "2"),
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It.IsAny<CancellationToken>()),
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Times.Once);
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}
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[Fact]
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public async Task HandleAsync_ConfigureRedis_PassesSentinelAndPersistence()
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{
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// Arrange — Reconfigure Redis: scale replicas and change persistence size.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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redisInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "redis", "Redis reconfigured", new List<string> { "replicas=5" }));
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ConfigureComponentRequest request = new("redis", Values: new Dictionary<string, string>
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{
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["replicaCount"] = "5",
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["persistenceSize"] = "16Gi",
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["maxMemory"] = "512mb"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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redisInstaller.Verify(
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i => i.ConfigureAsync(cluster,
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It.Is<ComponentConfiguration>(c =>
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c.Values["replicaCount"] == "5" &&
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c.Values["persistenceSize"] == "16Gi" &&
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c.Values["maxMemory"] == "512mb"),
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It.IsAny<CancellationToken>()),
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Times.Once);
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}
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[Fact]
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public async Task HandleAsync_ConfigureCertManager_PassesDnsSolverConfig()
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{
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// Arrange — Switch cert-manager to use Route53 DNS01 solver.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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certManagerInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "cert-manager", "cert-manager reconfigured",
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new List<string> { "Updated issuers with Route53 DNS01" }));
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ConfigureComponentRequest request = new("cert-manager", Values: new Dictionary<string, string>
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{
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["letsEncryptEmail"] = "ops@company.com",
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["dnsSolverEnabled"] = "true",
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["dnsSolverProvider"] = "route53",
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["dnsSolverHostedZone"] = "Z1234567890"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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certManagerInstaller.Verify(
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i => i.ConfigureAsync(cluster,
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It.Is<ComponentConfiguration>(c =>
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c.Values["dnsSolverProvider"] == "route53" &&
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c.Values["dnsSolverHostedZone"] == "Z1234567890"),
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It.IsAny<CancellationToken>()),
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Times.Once);
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}
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[Fact]
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public async Task HandleAsync_ConfigureExternalSecrets_PassesStoreProvider()
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{
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// Arrange — Add an AWS Secrets Manager ClusterSecretStore.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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externalSecretsInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "external-secrets", "ESO reconfigured",
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new List<string> { "ClusterSecretStore for AWS created" }));
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ConfigureComponentRequest request = new("external-secrets", Values: new Dictionary<string, string>
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{
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["storeProvider"] = "aws",
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["storeRegion"] = "eu-north-1",
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["storeSecretName"] = "aws-credentials"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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externalSecretsInstaller.Verify(
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i => i.ConfigureAsync(cluster,
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It.Is<ComponentConfiguration>(c =>
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c.Values["storeProvider"] == "aws" &&
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c.Values["storeRegion"] == "eu-north-1"),
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It.IsAny<CancellationToken>()),
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Times.Once);
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}
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[Fact]
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public async Task HandleAsync_ConfigureRabbitMQ_PassesTopologyConfig()
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{
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// Arrange — Enable topology operator on RabbitMQ.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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rabbitmqInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "rabbitmq", "RabbitMQ reconfigured",
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new List<string> { "Topology operator enabled" }));
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ConfigureComponentRequest request = new("rabbitmq", Values: new Dictionary<string, string>
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{
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["topologyOperator"] = "true",
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["operatorReplicas"] = "2"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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rabbitmqInstaller.Verify(
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i => i.ConfigureAsync(cluster,
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It.Is<ComponentConfiguration>(c =>
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c.Values["topologyOperator"] == "true" &&
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c.Values["operatorReplicas"] == "2"),
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It.IsAny<CancellationToken>()),
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Times.Once);
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}
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[Fact]
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public async Task HandleAsync_ConfigureCertManager_CaseInsensitiveName()
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{
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// Arrange — Component name matching should be case-insensitive.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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certManagerInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "cert-manager", "Reconfigured", new List<string>()));
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ConfigureComponentRequest request = new("Cert-Manager", Values: new Dictionary<string, string>
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{
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["replicas"] = "2"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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}
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[Fact]
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public async Task HandleAsync_ConfigureWithNamespace_PassesNamespaceThrough()
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{
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// Arrange — Specify a custom namespace for Redis reconfiguration.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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redisInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "redis", "Reconfigured", new List<string>()));
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ConfigureComponentRequest request = new("redis", Namespace: "custom-redis-ns", Values: new Dictionary<string, string>
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{
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["replicaCount"] = "5"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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redisInstaller.Verify(
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i => i.ConfigureAsync(cluster,
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It.Is<ComponentConfiguration>(c => c.Namespace == "custom-redis-ns"),
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It.IsAny<CancellationToken>()),
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Times.Once);
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}
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[Fact]
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public async Task HandleAsync_ConfigureCustomDns_PassesStubZonesAndCorefile()
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{
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// Arrange — Reconfigure CoreDNS with new stub zones and custom Corefile entries.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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customDnsInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "custom-dns", "CoreDNS reconfigured",
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new List<string> { "Stub zones updated", "Custom Corefile entries applied" }));
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ConfigureComponentRequest request = new("custom-dns", Values: new Dictionary<string, string>
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{
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["stubZones"] = "corp.internal=10.0.0.53;svc.internal=10.0.1.53",
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["customCorefileEntries"] = "log\nrewrite name api.old.local api.new.local",
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["customRecords"] = "myservice.local=10.10.10.10"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeTrue();
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customDnsInstaller.Verify(
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i => i.ConfigureAsync(cluster,
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It.Is<ComponentConfiguration>(c =>
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c.Values["stubZones"] == "corp.internal=10.0.0.53;svc.internal=10.0.1.53" &&
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c.Values["customCorefileEntries"] == "log\nrewrite name api.old.local api.new.local" &&
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c.Values["customRecords"] == "myservice.local=10.10.10.10"),
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It.IsAny<CancellationToken>()),
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Times.Once);
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}
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[Fact]
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public async Task HandleAsync_WithSchema_RejectsInvalidIntegerValue()
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{
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// Arrange — CNPG has a schema requiring operatorReplicas as Integer with min/max.
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// Providing a non-numeric value should fail validation before reaching the installer.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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ConfigurationSchema cnpgSchema = ComponentSchemas.GetSchema("cnpg");
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cnpgInstaller.Setup(i => i.GetSchema()).Returns(cnpgSchema);
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ConfigureComponentRequest request = new("cnpg", Values: new Dictionary<string, string>
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{
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["operatorReplicas"] = "not-a-number"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert — should fail validation without ever calling ConfigureAsync.
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result.IsSuccess.Should().BeFalse();
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result.Error.Should().Contain("must be an integer");
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cnpgInstaller.Verify(
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i => i.ConfigureAsync(It.IsAny<KubernetesCluster>(), It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()),
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Times.Never);
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}
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[Fact]
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public async Task HandleAsync_WithSchema_RejectsValueOutOfRange()
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{
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// Arrange — Redis schema has maxReplicas=10 for replicas field.
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// Providing a value above max should fail.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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ConfigurationSchema redisSchema = ComponentSchemas.GetSchema("redis");
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redisInstaller.Setup(i => i.GetSchema()).Returns(redisSchema);
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ConfigureComponentRequest request = new("redis", Values: new Dictionary<string, string>
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{
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["replicaCount"] = "99"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert
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result.IsSuccess.Should().BeFalse();
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result.Error.Should().Contain("must be at most 10");
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redisInstaller.Verify(
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i => i.ConfigureAsync(It.IsAny<KubernetesCluster>(), It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()),
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Times.Never);
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}
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[Fact]
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public async Task HandleAsync_WithSchema_PassesValidConfiguration()
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{
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// Arrange — Provide valid values matching the CNPG schema.
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// Validation should pass and ConfigureAsync should be called.
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KubernetesCluster cluster = KubernetesCluster.Register(
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"prod-cluster", "https://k8s.example.com:6443", "kubeconfig", Guid.NewGuid(), "ctx", Guid.NewGuid());
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cluster.MarkConnected();
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await repository.AddAsync(cluster);
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ConfigurationSchema cnpgSchema = ComponentSchemas.GetSchema("cnpg");
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cnpgInstaller.Setup(i => i.GetSchema()).Returns(cnpgSchema);
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cnpgInstaller
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.Setup(i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()))
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.ReturnsAsync(new InstallResult(true, "cnpg", "Configured", new List<string>()));
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ConfigureComponentRequest request = new("cnpg", Values: new Dictionary<string, string>
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{
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["operatorReplicas"] = "2",
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["monitoringEnabled"] = "true"
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});
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// Act
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Result<InstallResult> result = await handler.HandleAsync(cluster.Id, request);
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// Assert — validation passes, installer is called.
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result.IsSuccess.Should().BeTrue();
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cnpgInstaller.Verify(
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i => i.ConfigureAsync(cluster, It.IsAny<ComponentConfiguration>(), It.IsAny<CancellationToken>()),
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Times.Once);
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}
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}
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