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chrislovecnm
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Adding new integration test
This commit adds a new integration test, which tests the beta public module.
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‎.kitchen.yml

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systems:
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- name: stub_domains_private
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backend: local
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- name: "beta_public_cluster"
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driver:
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root_module_directory: test/fixtures/beta_public_cluster
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verifier:
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systems:
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- name: gcloud
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backend: local
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controls:
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- gcloud
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- name: gcp
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backend: gcp
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controls:
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- gcp

‎test/ci/beta-public-cluster.yml

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---
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platform: linux
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inputs:
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- name: pull-request
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path: terraform-google-kubernetes-engine
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run:
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path: make
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args: ['test_integration']
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dir: terraform-google-kubernetes-engine
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params:
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SUITE: "beta-public-cluster"
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COMPUTE_ENGINE_SERVICE_ACCOUNT: ""
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REGION: "us-east4"
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ZONES: '["us-east4-a", "us-east4-b", "us-east4-c"]'

‎test/fixtures/beta_public_cluster/example.tf

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/**
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* Copyright 2018 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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module "example" {
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source = "../../../examples/beta-public-cluster"
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project_id = "${var.project_id}"
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cluster_name_suffix = "-${random_string.suffix.result}"
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region = "${var.region}"
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network = "${google_compute_network.main.name}"
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subnetwork = "${google_compute_subnetwork.main.name}"
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ip_range_pods = "${google_compute_subnetwork.main.secondary_ip_range.0.range_name}"
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ip_range_services = "${google_compute_subnetwork.main.secondary_ip_range.1.range_name}"
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compute_engine_service_account = "${var.compute_engine_service_account}"
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}

‎test/fixtures/beta_public_cluster/network.tf

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/**
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* Copyright 2018 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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resource "random_string" "suffix" {
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length = 4
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special = false
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upper = false
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}
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provider "google" {
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project = "${var.project_id}"
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}
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resource "google_compute_network" "main" {
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name = "cft-gke-test-${random_string.suffix.result}"
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auto_create_subnetworks = "false"
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}
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resource "google_compute_subnetwork" "main" {
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name = "cft-gke-test-${random_string.suffix.result}"
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ip_cidr_range = "10.0.0.0/17"
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region = "${var.region}"
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network = "${google_compute_network.main.self_link}"
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secondary_ip_range {
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range_name = "cft-gke-test-pods-${random_string.suffix.result}"
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ip_cidr_range = "192.168.0.0/18"
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}
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secondary_ip_range {
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range_name = "cft-gke-test-services-${random_string.suffix.result}"
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ip_cidr_range = "192.168.64.0/18"
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}
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}

‎test/fixtures/beta_public_cluster/outputs.tf

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../shared/outputs.tf

‎test/fixtures/beta_public_cluster/terraform.tfvars

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../shared/terraform.tfvars

‎test/fixtures/beta_public_cluster/variables.tf

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../shared/variables.tf

‎test/integration/beta_public_cluster/controls/gcloud.rb

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# Copyright 2018 Google LLC
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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project_id = attribute('project_id')
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location = attribute('location')
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cluster_name = attribute('cluster_name')
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control "gcloud" do
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title "Google Compute Engine GKE configuration"
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describe command("gcloud --project=#{project_id} container clusters --zone=#{location} describe #{cluster_name} --format=json") do
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its(:exit_status) { should eq 0 }
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its(:stderr) { should eq '' }
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let!(:data) do
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if subject.exit_status == 0
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JSON.parse(subject.stdout)
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else
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{}
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end
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end
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describe "cluster" do
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it "is running" do
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expect(data['status']).to eq 'RUNNING'
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end
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it "is regional" do
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expect(data['location']).to match(/^.*[1-9]$/)
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end
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it "uses public nodes and master endpoint" do
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expect(data['privateClusterConfig']).to eq nil
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end
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it "has the expected addon settings" do
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expect(data['addonsConfig']).to eq({
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"horizontalPodAutoscaling" => {},
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"httpLoadBalancing" => {},
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"kubernetesDashboard" => {
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"disabled" => true,
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},
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"networkPolicyConfig" => {
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"disabled" => true,
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},
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})
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end
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end
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describe "default node pool" do
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let(:default_node_pool) { data['nodePools'].select { |p| p['name'] == "default-pool" }.first }
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it "exists" do
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expect(data['nodePools']).to include(
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including(
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"name" => "default-pool",
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)
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)
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end
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end
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describe "node pool" do
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let(:node_pools) { data['nodePools'].reject { |p| p['name'] == "default-pool" } }
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it "has autoscaling enabled" do
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expect(node_pools).to include(
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including(
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"autoscaling" => including(
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"enabled" => true,
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),
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)
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)
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end
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it "has the expected minimum node count" do
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expect(node_pools).to include(
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including(
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"autoscaling" => including(
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"minNodeCount" => 1,
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),
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)
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)
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end
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it "has the expected maximum node count" do
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expect(node_pools).to include(
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including(
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"autoscaling" => including(
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"maxNodeCount" => 100,
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),
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)
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)
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end
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it "is the expected machine type" do
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expect(node_pools).to include(
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including(
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"config" => including(
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"machineType" => "n1-standard-2",
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),
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)
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)
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end
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it "has the expected disk size" do
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expect(node_pools).to include(
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including(
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"config" => including(
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"diskSizeGb" => 100,
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),
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)
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)
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end
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it "has the expected labels" do
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expect(node_pools).to include(
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including(
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"config" => including(
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"labels" => including(
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"cluster_name" => cluster_name,
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"node_pool" => "default-node-pool",
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),
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),
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)
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)
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end
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it "has the expected network tags" do
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expect(node_pools).to include(
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including(
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"config" => including(
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"tags" => match_array([
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"gke-#{cluster_name}",
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"gke-#{cluster_name}-default-node-pool",
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]),
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),
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)
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)
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end
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it "has autorepair enabled" do
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expect(node_pools).to include(
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including(
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"management" => including(
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"autoRepair" => true,
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),
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)
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)
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end
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it "has autoupgrade enabled" do
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expect(node_pools).to include(
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including(
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"management" => including(
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"autoUpgrade" => true,
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),
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)
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)
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end
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end
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end
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end

‎test/integration/beta_public_cluster/inspec.yml

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name: beta_public_cluster
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attributes:
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- name: project_id
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required: true
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type: string
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- name: location
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required: true
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type: string
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- name: cluster_name
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required: true
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type: string
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- name: kubernetes_endpoint
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required: true
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type: string
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- name: client_token
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required: true
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type: string

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