135 lines
3.5 KiB
Go
135 lines
3.5 KiB
Go
/*
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Copyright 2018 Google LLC
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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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http://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 integration
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import (
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"fmt"
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"io/ioutil"
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"log"
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"os"
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"os/exec"
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"path/filepath"
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"testing"
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"text/template"
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)
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type K8sConfig struct {
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KanikoImage string
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Context string
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Name string
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}
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func TestK8s(t *testing.T) {
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cwd, err := os.Getwd()
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if err != nil {
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t.Fatal(err)
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}
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dir := filepath.Join(cwd, "dockerfiles-with-context")
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testDirs, err := ioutil.ReadDir(dir)
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if err != nil {
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t.Fatal(err)
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}
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builder := NewDockerFileBuilder()
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for _, tdInfo := range testDirs {
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name := tdInfo.Name()
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testDir := filepath.Join(dir, name)
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t.Run("test_k8s_with_context_"+name, func(t *testing.T) {
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t.Parallel()
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if err := builder.BuildDockerImage(
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t, config.imageRepo, "", name, testDir,
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); err != nil {
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t.Fatal(err)
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}
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dockerImage := GetDockerImage(config.imageRepo, name)
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kanikoImage := GetKanikoImage(config.imageRepo, name)
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tmpfile, err := ioutil.TempFile("", "k8s-job-*.yaml")
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if err != nil {
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log.Fatal(err)
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}
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defer os.Remove(tmpfile.Name()) // clean up
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tmpl := template.Must(template.ParseFiles("k8s-job.yaml"))
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job := K8sConfig{KanikoImage: kanikoImage, Context: testDir, Name: name}
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if err := tmpl.Execute(tmpfile, job); err != nil {
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t.Fatal(err)
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}
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t.Logf("Testing K8s based Kaniko building of dockerfile %s and push to %s \n",
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testDir, kanikoImage)
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content, err := ioutil.ReadFile(tmpfile.Name())
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if err != nil {
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log.Fatal(err)
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}
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t.Logf("K8s template %s:\n%s\n", tmpfile.Name(), content)
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kubeCmd := exec.Command("kubectl", "apply", "-f", tmpfile.Name())
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RunCommand(kubeCmd, t)
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t.Logf("Waiting for K8s kaniko build job to finish: %s\n",
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"job/kaniko-test-"+job.Name)
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kubeWaitCmd := exec.Command("kubectl", "wait", "--for=condition=complete", "--timeout=1m",
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"job/kaniko-test-"+job.Name)
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if out, errR := RunCommandWithoutTest(kubeWaitCmd); errR != nil {
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t.Log(kubeWaitCmd.Args)
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t.Log(string(out))
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descCmd := exec.Command("kubectl", "describe", "job/kaniko-test-"+job.Name)
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outD, errD := RunCommandWithoutTest(descCmd)
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if errD != nil {
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t.Error(errD)
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} else {
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t.Log(string(outD))
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}
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descCmd = exec.Command("kubectl", "describe", "pods", "--selector", "job-name=kaniko-test-"+job.Name)
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outD, errD = RunCommandWithoutTest(descCmd)
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if errD != nil {
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t.Error(errD)
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} else {
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t.Log(string(outD))
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}
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logsCmd := exec.Command("kubectl", "logs", "--all-containers", "job/kaniko-test-"+job.Name)
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outL, errL := RunCommandWithoutTest(logsCmd)
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if errL != nil {
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t.Error(errL)
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} else {
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t.Log(string(outL))
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}
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t.Fatal(errR)
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}
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diff := containerDiff(t, daemonPrefix+dockerImage, kanikoImage, "--no-cache")
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expected := fmt.Sprintf(emptyContainerDiff, dockerImage, kanikoImage, dockerImage, kanikoImage)
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checkContainerDiffOutput(t, diff, expected)
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})
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}
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if err := logBenchmarks("benchmark"); err != nil {
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t.Logf("Failed to create benchmark file: %v", err)
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}
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}
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