44eec56834
Only prometheus can be uninstalled atm, the rest will be dealt with later. Presumption is that new application types will have uninstallation implmemented at the same time.
222 lines
7 KiB
Ruby
222 lines
7 KiB
Ruby
# frozen_string_literal: true
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require 'rails_helper'
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describe Clusters::Applications::Knative do
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include KubernetesHelpers
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include ReactiveCachingHelpers
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let(:knative) { create(:clusters_applications_knative) }
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include_examples 'cluster application core specs', :clusters_applications_knative
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include_examples 'cluster application status specs', :clusters_applications_knative
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include_examples 'cluster application helm specs', :clusters_applications_knative
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include_examples 'cluster application version specs', :clusters_applications_knative
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include_examples 'cluster application initial status specs'
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before do
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allow(ClusterWaitForIngressIpAddressWorker).to receive(:perform_in)
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allow(ClusterWaitForIngressIpAddressWorker).to receive(:perform_async)
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end
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describe 'when rbac is not enabled' do
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let(:cluster) { create(:cluster, :provided_by_gcp, :rbac_disabled) }
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let(:knative_no_rbac) { create(:clusters_applications_knative, cluster: cluster) }
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it { expect(knative_no_rbac).to be_not_installable }
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end
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describe 'make_installed with external_ip' do
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before do
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application.make_installed!
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end
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let(:application) { create(:clusters_applications_knative, :installing) }
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it 'schedules a ClusterWaitForIngressIpAddressWorker' do
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expect(ClusterWaitForIngressIpAddressWorker).to have_received(:perform_in)
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.with(Clusters::Applications::Knative::FETCH_IP_ADDRESS_DELAY, 'knative', application.id)
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end
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end
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describe '#can_uninstall?' do
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subject { knative.can_uninstall? }
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it { is_expected.to be_falsey }
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end
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describe '#schedule_status_update with external_ip' do
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let(:application) { create(:clusters_applications_knative, :installed) }
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before do
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application.schedule_status_update
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end
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it 'schedules a ClusterWaitForIngressIpAddressWorker' do
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expect(ClusterWaitForIngressIpAddressWorker).to have_received(:perform_async)
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.with('knative', application.id)
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end
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context 'when the application is not installed' do
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let(:application) { create(:clusters_applications_knative, :installing) }
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it 'does not schedule a ClusterWaitForIngressIpAddressWorker' do
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expect(ClusterWaitForIngressIpAddressWorker).not_to have_received(:perform_async)
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end
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end
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context 'when there is already an external_ip' do
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let(:application) { create(:clusters_applications_knative, :installed, external_ip: '111.222.222.111') }
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it 'does not schedule a ClusterWaitForIngressIpAddressWorker' do
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expect(ClusterWaitForIngressIpAddressWorker).not_to have_received(:perform_in)
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end
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end
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context 'when there is already an external_hostname' do
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let(:application) { create(:clusters_applications_knative, :installed, external_hostname: 'localhost.localdomain') }
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it 'does not schedule a ClusterWaitForIngressIpAddressWorker' do
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expect(ClusterWaitForIngressIpAddressWorker).not_to have_received(:perform_in)
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end
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end
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end
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shared_examples 'a command' do
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it 'is an instance of Helm::InstallCommand' do
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expect(subject).to be_an_instance_of(Gitlab::Kubernetes::Helm::InstallCommand)
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end
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it 'is initialized with knative arguments' do
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expect(subject.name).to eq('knative')
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expect(subject.chart).to eq('knative/knative')
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expect(subject.files).to eq(knative.files)
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end
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it 'does not install metrics for prometheus' do
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expect(subject.postinstall).to be_nil
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end
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context 'with prometheus installed' do
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let(:prometheus) { create(:clusters_applications_prometheus, :installed) }
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let(:knative) { create(:clusters_applications_knative, cluster: prometheus.cluster) }
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subject { knative.install_command }
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it 'installs metrics' do
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expect(subject.postinstall).not_to be_nil
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expect(subject.postinstall.length).to be(1)
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expect(subject.postinstall[0]).to eql("kubectl apply -f #{Clusters::Applications::Knative::METRICS_CONFIG}")
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end
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end
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end
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describe '#install_command' do
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subject { knative.install_command }
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it 'is initialized with latest version' do
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expect(subject.version).to eq('0.5.0')
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end
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it_behaves_like 'a command'
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end
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describe '#update_command' do
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let!(:current_installed_version) { knative.version = '0.1.0' }
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subject { knative.update_command }
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it 'is initialized with current version' do
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expect(subject.version).to eq(current_installed_version)
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end
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it_behaves_like 'a command'
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end
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describe '#files' do
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let(:application) { knative }
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let(:values) { subject[:'values.yaml'] }
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subject { application.files }
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it 'includes knative specific keys in the values.yaml file' do
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expect(values).to include('domain')
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end
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end
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describe 'validations' do
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it { is_expected.to validate_presence_of(:hostname) }
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end
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describe '#service_pod_details' do
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let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
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let(:service) { cluster.platform_kubernetes }
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let(:knative) { create(:clusters_applications_knative, cluster: cluster) }
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let(:namespace) do
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create(:cluster_kubernetes_namespace,
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cluster: cluster,
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cluster_project: cluster.cluster_project,
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project: cluster.cluster_project.project)
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end
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before do
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stub_kubeclient_discover(service.api_url)
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stub_kubeclient_knative_services
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stub_kubeclient_service_pods
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stub_reactive_cache(knative,
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{
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services: kube_response(kube_knative_services_body),
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pods: kube_response(kube_knative_pods_body(cluster.cluster_project.project.name, namespace.namespace))
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})
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synchronous_reactive_cache(knative)
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end
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it 'is able k8s core for pod details' do
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expect(knative.service_pod_details(namespace.namespace, cluster.cluster_project.project.name)).not_to be_nil
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end
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end
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describe '#services' do
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let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
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let(:service) { cluster.platform_kubernetes }
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let(:knative) { create(:clusters_applications_knative, cluster: cluster) }
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let(:namespace) do
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create(:cluster_kubernetes_namespace,
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cluster: cluster,
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cluster_project: cluster.cluster_project,
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project: cluster.cluster_project.project)
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end
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subject { knative.services }
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before do
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stub_kubeclient_discover(service.api_url)
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stub_kubeclient_knative_services
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stub_kubeclient_service_pods
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end
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it 'has an unintialized cache' do
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is_expected.to be_nil
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end
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context 'when using synchronous reactive cache' do
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before do
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stub_reactive_cache(knative,
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{
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services: kube_response(kube_knative_services_body),
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pods: kube_response(kube_knative_pods_body(cluster.cluster_project.project.name, namespace.namespace))
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})
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synchronous_reactive_cache(knative)
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end
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it 'has cached services' do
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is_expected.not_to be_nil
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end
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it 'matches our namespace' do
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expect(knative.services_for(ns: namespace)).not_to be_nil
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end
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end
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end
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end
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