311 lines
8.8 KiB
Go
311 lines
8.8 KiB
Go
/*
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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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https://www.apache.org/licenses/LICENSE-2.0
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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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package executors_test
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import (
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"bytes"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"opendev.org/airship/airshipctl/pkg/api/v1alpha1"
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"opendev.org/airship/airshipctl/pkg/cluster/clustermap"
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"opendev.org/airship/airshipctl/pkg/document"
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"opendev.org/airship/airshipctl/pkg/events"
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"opendev.org/airship/airshipctl/pkg/fs"
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"opendev.org/airship/airshipctl/pkg/k8s/kubeconfig"
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"opendev.org/airship/airshipctl/pkg/k8s/utils"
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"opendev.org/airship/airshipctl/pkg/phase/executors"
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"opendev.org/airship/airshipctl/pkg/phase/ifc"
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testfs "opendev.org/airship/airshipctl/testutil/fs"
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)
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const (
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ValidExecutorDoc = `apiVersion: airshipit.org/v1alpha1
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kind: KubernetesApply
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metadata:
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labels:
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airshipit.org/deploy-k8s: "false"
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name: kubernetes-apply
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config:
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waitOptions:
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timeout: 600
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pruneOptions:
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prune: false
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`
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ValidExecutorDocNamespaced = `apiVersion: airshipit.org/v1alpha1
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kind: KubernetesApply
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metadata:
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labels:
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airshipit.org/deploy-k8s: "false"
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name: kubernetes-apply-namespaced
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namespace: bundle
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config:
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waitOptions:
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timeout: 600
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pruneOptions:
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prune: false
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`
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testValidKubeconfig = `apiVersion: v1
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clusters:
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- cluster:
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certificate-authority-data: ca-data
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server: https://10.0.1.7:6443
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name: kubernetes_target
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contexts:
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- context:
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cluster: kubernetes_target
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user: kubernetes-admin
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name: kubernetes-admin@kubernetes
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current-context: ""
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kind: Config
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preferences: {}
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users:
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- name: kubernetes-admin
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user:
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client-certificate-data: cert-data
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client-key-data: client-keydata
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`
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)
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func TestNewKubeApplierExecutor(t *testing.T) {
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tests := []struct {
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name string
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cfgDoc string
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expectedErr string
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helper ifc.Helper
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kubeconf kubeconfig.Interface
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bundleFactory document.BundleFactoryFunc
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}{
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{
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name: "valid executor",
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cfgDoc: ValidExecutorDoc,
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kubeconf: testKubeconfig(testValidKubeconfig),
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helper: makeDefaultHelper(t, "../../k8s/applier/testdata", defaultMetadataPath),
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bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
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},
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{
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name: "wrong config document",
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cfgDoc: `apiVersion: v1
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kind: ConfigMap
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metadata:
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name: first-map
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namespace: default
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labels:
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cli-utils.sigs.k8s.io/inventory-id: "some id"`,
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expectedErr: "wrong config document",
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helper: makeDefaultHelper(t, "../../k8s/applier/testdata", defaultMetadataPath),
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bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
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},
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{
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name: "path to bundle does not exist",
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cfgDoc: ValidExecutorDoc,
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expectedErr: "no such file or directory",
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kubeconf: testKubeconfig(testValidKubeconfig),
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helper: makeDefaultHelper(t, "../../k8s/applier/testdata", defaultMetadataPath),
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bundleFactory: testBundleFactory("does not exist"),
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},
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}
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for _, tt := range tests {
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tt := tt
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t.Run(tt.name, func(t *testing.T) {
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doc, err := document.NewDocumentFromBytes([]byte(tt.cfgDoc))
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require.NoError(t, err)
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require.NotNil(t, doc)
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exec, err := executors.NewKubeApplierExecutor(
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ifc.ExecutorConfig{
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ExecutorDocument: doc,
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BundleFactory: tt.bundleFactory,
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KubeConfig: tt.kubeconf,
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Helper: tt.helper,
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})
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if tt.expectedErr != "" {
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require.Error(t, err)
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assert.Contains(t, err.Error(), "")
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assert.Nil(t, exec)
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} else {
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require.NoError(t, err)
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require.NotNil(t, exec)
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}
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})
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}
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}
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// TODO We need valid test that checks that actual bundle has arrived to applier
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// for that we need a way to inject fake applier, which is not doable with `black box` test currently
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// since we tests are in different package from executor
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func TestKubeApplierExecutorRun(t *testing.T) {
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tests := []struct {
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name string
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containsErr string
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clusterName string
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kubeconf kubeconfig.Interface
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execDoc document.Document
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bundleFactory document.BundleFactoryFunc
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helper ifc.Helper
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clusterMap clustermap.ClusterMap
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}{
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{
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name: "cant read kubeconfig error",
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containsErr: "no such file or directory",
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helper: makeDefaultHelper(t, "../../k8s/applier/testdata", defaultMetadataPath),
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bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
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kubeconf: testKubeconfig(`invalid kubeconfig`),
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execDoc: executorDoc(t, ValidExecutorDocNamespaced),
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clusterName: "ephemeral-cluster",
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clusterMap: clustermap.NewClusterMap(&v1alpha1.ClusterMap{
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Map: map[string]*v1alpha1.Cluster{
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"ephemeral-cluster": {},
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},
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}),
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},
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{
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name: "error cluster not defined",
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containsErr: "cluster is not defined in in cluster map",
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helper: makeDefaultHelper(t, "../../k8s/applier/testdata", defaultMetadataPath),
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bundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
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kubeconf: testKubeconfig(testValidKubeconfig),
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execDoc: executorDoc(t, ValidExecutorDocNamespaced),
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clusterMap: clustermap.NewClusterMap(v1alpha1.DefaultClusterMap()),
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},
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}
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for _, tt := range tests {
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tt := tt
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t.Run(tt.name, func(t *testing.T) {
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exec, err := executors.NewKubeApplierExecutor(
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ifc.ExecutorConfig{
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ExecutorDocument: tt.execDoc,
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Helper: tt.helper,
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BundleFactory: tt.bundleFactory,
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KubeConfig: tt.kubeconf,
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ClusterMap: tt.clusterMap,
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ClusterName: tt.clusterName,
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})
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if tt.name == "Nil bundle provided" {
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require.Error(t, err)
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assert.Contains(t, err.Error(), tt.containsErr)
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} else {
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require.NoError(t, err)
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require.NotNil(t, exec)
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ch := make(chan events.Event)
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go exec.Run(ch, ifc.RunOptions{})
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processor := events.NewDefaultProcessor(utils.Streams())
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err = processor.Process(ch)
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if tt.containsErr != "" {
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require.Error(t, err)
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assert.Contains(t, err.Error(), tt.containsErr)
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} else {
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assert.NoError(t, err)
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}
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}
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})
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}
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}
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func TestRender(t *testing.T) {
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execDoc, err := document.NewDocumentFromBytes([]byte(ValidExecutorDoc))
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require.NoError(t, err)
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require.NotNil(t, execDoc)
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exec, err := executors.NewKubeApplierExecutor(ifc.ExecutorConfig{
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BundleFactory: testBundleFactory("../../k8s/applier/testdata/source_bundle"),
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ExecutorDocument: execDoc,
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})
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require.NoError(t, err)
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require.NotNil(t, exec)
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writerReader := bytes.NewBuffer([]byte{})
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err = exec.Render(writerReader, ifc.RenderOptions{})
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require.NoError(t, err)
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result := writerReader.String()
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assert.Contains(t, result, "ReplicationController")
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}
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func testKubeconfig(stringData string) kubeconfig.Interface {
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return kubeconfig.NewKubeConfig(
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kubeconfig.FromByte([]byte(stringData)),
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kubeconfig.InjectFileSystem(
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testfs.MockFileSystem{
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MockTempFile: func(root, pattern string) (fs.File, error) {
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return testfs.TestFile{
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MockName: func() string { return "kubeconfig-142398" },
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MockWrite: func() (int, error) { return 0, nil },
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MockClose: func() error { return nil },
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}, nil
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},
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MockRemoveAll: func() error { return nil },
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},
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))
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}
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func TestKubeApplierExecutor_Validate(t *testing.T) {
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type fields struct {
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BundleName string
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path string
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}
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tests := []struct {
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name string
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fields fields
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wantErr bool
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}{
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{
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name: "Error empty BundleName",
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fields: fields{
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path: "../../k8s/applier/testdata/source_bundle",
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},
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wantErr: true,
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},
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{
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name: "Error no documents",
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fields: fields{BundleName: "some name",
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path: "../../k8s/applier/testdata/no_bundle",
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},
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wantErr: true,
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},
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{
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name: "Success case",
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fields: fields{BundleName: "some name",
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path: "../../k8s/applier/testdata/source_bundle",
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},
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wantErr: false,
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},
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}
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for _, test := range tests {
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tt := test
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t.Run(tt.name, func(t *testing.T) {
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execDoc, err := document.NewDocumentFromBytes([]byte(ValidExecutorDoc))
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require.NoError(t, err)
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require.NotNil(t, execDoc)
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e, err := executors.NewKubeApplierExecutor(ifc.ExecutorConfig{
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BundleFactory: testBundleFactory(tt.fields.path),
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PhaseName: tt.fields.BundleName,
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ExecutorDocument: execDoc,
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})
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require.NoError(t, err)
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require.NotNil(t, e)
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if err := e.Validate(); (err != nil) != tt.wantErr {
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t.Errorf("KubeApplierExecutor.Validate() error = %v, wantErr %v", err, tt.wantErr)
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}
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})
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}
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}
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