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deployments.go
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deployments.go
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package deployments
import (
"context"
"errors"
"fmt"
"math/rand"
"strings"
"time"
g "github.com/onsi/ginkgo"
o "github.com/onsi/gomega"
"k8s.io/kubernetes/pkg/api/legacyscheme"
corev1 "k8s.io/api/core/v1"
kerrors "k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/wait"
"k8s.io/apimachinery/pkg/watch"
e2e "k8s.io/kubernetes/test/e2e/framework"
appsv1 "github.com/openshift/api/apps/v1"
appsutil "github.com/openshift/origin/pkg/apps/util"
imageapi "github.com/openshift/origin/pkg/image/apis/image"
exutil "github.com/openshift/origin/test/extended/util"
)
const deploymentRunTimeout = 5 * time.Minute
const deploymentChangeTimeout = 30 * time.Second
type dicEntry struct {
dic *deployerPodInvariantChecker
ctx context.Context
cancel func()
}
var _ = g.Describe("[Feature:DeploymentConfig] deploymentconfigs", func() {
defer g.GinkgoRecover()
dicMap := make(map[string]dicEntry)
var oc *exutil.CLI
g.JustBeforeEach(func() {
namespace := oc.Namespace()
o.Expect(namespace).NotTo(o.BeEmpty())
o.Expect(dicMap).NotTo(o.HaveKey(namespace))
dic := NewDeployerPodInvariantChecker(namespace, oc.AdminKubeClient())
ctx, cancel := context.WithCancel(context.Background())
dic.Start(ctx)
dicMap[namespace] = dicEntry{
dic: dic,
ctx: ctx,
cancel: cancel,
}
// FIXME: remove this when https://github.com/openshift/origin/issues/20225 gets fixed
err := exutil.WaitForServiceAccount(oc.KubeClient().CoreV1().ServiceAccounts(oc.Namespace()), "default")
o.Expect(err).NotTo(o.HaveOccurred())
})
// This have to be registered before we create kube framework (NewCLI).
// It is probably a bug with Ginkgo because AfterEach description say innermost will be run first
// but it runs outermost first.
g.AfterEach(func() {
namespace := oc.Namespace()
o.Expect(namespace).NotTo(o.BeEmpty(), "There is something wrong with testing framework or the AfterEach functions have been registered in wrong order")
o.Expect(dicMap).To(o.HaveKey(namespace))
// Give some time to the checker to catch up
time.Sleep(2 * time.Second)
entry := dicMap[namespace]
delete(dicMap, namespace)
entry.cancel()
entry.dic.Wait()
})
oc = exutil.NewCLI("cli-deployment", exutil.KubeConfigPath())
var (
deploymentFixture = exutil.FixturePath("testdata", "deployments", "test-deployment-test.yaml")
simpleDeploymentFixture = exutil.FixturePath("testdata", "deployments", "deployment-simple.yaml")
customDeploymentFixture = exutil.FixturePath("testdata", "deployments", "custom-deployment.yaml")
generationFixture = exutil.FixturePath("testdata", "deployments", "generation-test.yaml")
pausedDeploymentFixture = exutil.FixturePath("testdata", "deployments", "paused-deployment.yaml")
failedHookFixture = exutil.FixturePath("testdata", "deployments", "failing-pre-hook.yaml")
brokenDeploymentFixture = exutil.FixturePath("testdata", "deployments", "test-deployment-broken.yaml")
historyLimitedDeploymentFixture = exutil.FixturePath("testdata", "deployments", "deployment-history-limit.yaml")
minReadySecondsFixture = exutil.FixturePath("testdata", "deployments", "deployment-min-ready-seconds.yaml")
multipleICTFixture = exutil.FixturePath("testdata", "deployments", "deployment-example.yaml")
resolutionFixture = exutil.FixturePath("testdata", "deployments", "deployment-image-resolution.yaml")
resolutionIsFixture = exutil.FixturePath("testdata", "deployments", "deployment-image-resolution-is.yaml")
anotherMultiICTFixture = exutil.FixturePath("testdata", "deployments", "multi-ict-deployment.yaml")
tagImagesFixture = exutil.FixturePath("testdata", "deployments", "tag-images-deployment.yaml")
readinessFixture = exutil.FixturePath("testdata", "deployments", "readiness-test.yaml")
envRefDeploymentFixture = exutil.FixturePath("testdata", "deployments", "deployment-with-ref-env.yaml")
ignoresDeployersFixture = exutil.FixturePath("testdata", "deployments", "deployment-ignores-deployer.yaml")
imageChangeTriggerFixture = exutil.FixturePath("testdata", "deployments", "deployment-trigger.yaml")
)
g.Describe("when run iteratively [Conformance]", func() {
dcName := "deployment-simple"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should only deploy the last deployment", func() {
dc, err := createDeploymentConfig(oc, simpleDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
r := rand.New(rand.NewSource(g.GinkgoRandomSeed()))
iterations := 15
for i := 0; i < iterations; i++ {
if r.Float32() < 0.2 {
time.Sleep(time.Duration(r.Float32() * r.Float32() * float32(time.Second)))
}
switch n := r.Float32(); {
case n < 0.4:
// trigger a new deployment
e2e.Logf("%02d: triggering a new deployment with config change", i)
out, err := oc.Run("set", "env").Args("dc/deployment-simple", fmt.Sprintf("A=%d", i)).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("updated"))
case n < 0.7:
// cancel any running deployment
e2e.Logf("%02d: cancelling deployment", i)
if out, err := oc.Run("rollout").Args("cancel", "dc/deployment-simple").Output(); err != nil {
// TODO: we should fix this
if !strings.Contains(out, "the object has been modified") &&
!strings.Contains(out, "there have been no replication controllers") &&
!strings.Contains(out, "there is a meaningful conflict") {
o.Expect(err).NotTo(o.HaveOccurred())
}
e2e.Logf("rollout cancel deployment failed due to known safe error: %v", err)
}
case n < 0.0:
// delete the deployer pod - disabled because it forces the system to wait for the sync loop
e2e.Logf("%02d: deleting one or more deployer pods", i)
_, rcs, pods, err := deploymentInfo(oc, "deployment-simple")
if err != nil {
e2e.Logf("%02d: unable to get deployment info: %v", i, err)
continue
}
all, err := deploymentPods(pods)
if err != nil {
e2e.Logf("%02d: unable to get deployment pods: %v", i, err)
continue
}
if len(all) == 0 {
e2e.Logf("%02d: no deployer pods", i)
continue
}
top := len(rcs) - 1
for j := top; i >= top-1 && j >= 0; j-- {
pods, ok := all[rcs[j].Name]
if !ok {
e2e.Logf("%02d: no deployer pod for rc %q", i, rcs[j].Name)
continue
}
for _, pod := range pods {
e2e.Logf("%02d: deleting deployer pod %s", i, pod.Name)
options := metav1.NewDeleteOptions(0)
if r.Float32() < 0.5 {
options = nil
}
if err := oc.KubeClient().CoreV1().Pods(oc.Namespace()).Delete(pod.Name, options); err != nil {
e2e.Logf("%02d: unable to delete deployer pod %q: %v", i, pod.Name, err)
}
}
}
e2e.Logf("%02d: triggering a new deployment with config change", i)
out, err := oc.Run("set", "env").Args("dc/deployment-simple", fmt.Sprintf("A=%d", i)).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("updated"))
default:
// wait for the deployment to be running
e2e.Logf("%02d: waiting for current deployment to start running", i)
o.Expect(waitForLatestCondition(oc, "deployment-simple", deploymentRunTimeout, deploymentRunning)).NotTo(o.HaveOccurred())
}
}
// trigger one more deployment, just in case we cancelled the latest output
out, err := oc.Run("set", "env").Args("dc/deployment-simple", fmt.Sprintf("A=%d", iterations)).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("updated"))
g.By("verifying all but terminal deployment is marked complete")
o.Expect(waitForLatestCondition(oc, "deployment-simple", deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
})
g.It("should immediately start a new deployment", func() {
dc, err := createDeploymentConfig(oc, simpleDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
_, err = oc.Run("set", "env").Args("dc/"+dc.Name, "TRY=ONCE").Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By(fmt.Sprintf("by checking that the deployment config has the correct version"))
err = wait.PollImmediate(500*time.Millisecond, 5*time.Second, func() (bool, error) {
dc, _, _, err := deploymentInfo(oc, dc.Name)
if err != nil {
return false, nil
}
return dc.Status.LatestVersion == 2, nil
})
o.Expect(err).NotTo(o.HaveOccurred())
g.By(fmt.Sprintf("by checking that the second deployment exists"))
err = wait.PollImmediate(500*time.Millisecond, 30*time.Second, func() (bool, error) {
_, rcs, _, err := deploymentInfo(oc, dcName)
if err != nil {
return false, nil
}
secondDeploymentExists := false
for _, rc := range rcs {
if rc.Name == appsutil.DeploymentNameForConfigVersion(dcName, 2) {
secondDeploymentExists = true
break
}
}
return secondDeploymentExists, nil
})
o.Expect(err).NotTo(o.HaveOccurred())
g.By(fmt.Sprintf("by checking that the first deployer was deleted and the second deployer exists"))
err = wait.PollImmediate(500*time.Millisecond, 10*time.Second, func() (bool, error) {
_, _, pods, err := deploymentInfo(oc, dcName)
if err != nil {
return false, nil
}
deploymentNamesToDeployers, err := deploymentPods(pods)
if err != nil {
return false, nil
}
firstDeploymentName := appsutil.DeploymentNameForConfigVersion(dcName, 1)
firstDeployerRemoved := true
for _, deployer := range deploymentNamesToDeployers[firstDeploymentName] {
if deployer.Status.Phase != corev1.PodFailed && deployer.Status.Phase != corev1.PodSucceeded {
firstDeployerRemoved = false
}
}
secondDeploymentName := appsutil.DeploymentNameForConfigVersion(dcName, 2)
secondDeployerRemoved := true
for _, deployer := range deploymentNamesToDeployers[secondDeploymentName] {
if deployer.Status.Phase != corev1.PodFailed && deployer.Status.Phase != corev1.PodSucceeded {
secondDeployerRemoved = false
}
}
return firstDeployerRemoved && !secondDeployerRemoved, nil
})
o.Expect(err).NotTo(o.HaveOccurred())
})
})
g.Describe("should respect image stream tag reference policy [Conformance]", func() {
dcName := "deployment-image-resolution"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("resolve the image pull spec", func() {
// FIXME: Wrap the IS creation into utility helper
err := oc.Run("create").Args("-f", resolutionIsFixture).Execute()
o.Expect(err).NotTo(o.HaveOccurred())
dc, err := createDeploymentConfig(oc, resolutionFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
name := "deployment-image-resolution"
o.Expect(waitForLatestCondition(oc, name, deploymentRunTimeout, deploymentImageTriggersResolved(2))).NotTo(o.HaveOccurred())
is, err := oc.ImageClient().Image().ImageStreams(oc.Namespace()).Get(name, metav1.GetOptions{})
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(is.Status.DockerImageRepository).NotTo(o.BeEmpty())
o.Expect(is.Status.Tags["direct"].Items).NotTo(o.BeEmpty())
o.Expect(is.Status.Tags["pullthrough"].Items).NotTo(o.BeEmpty())
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Get(name, metav1.GetOptions{})
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Spec.Triggers).To(o.HaveLen(3))
imageID := is.Status.Tags["pullthrough"].Items[0].Image
resolvedReference := fmt.Sprintf("%s@%s", is.Status.DockerImageRepository, imageID)
directReference := is.Status.Tags["direct"].Items[0].DockerImageReference
// controller should be using pullthrough for this (pointing to local registry)
o.Expect(dc.Spec.Triggers[1].ImageChangeParams).NotTo(o.BeNil())
o.Expect(dc.Spec.Triggers[1].ImageChangeParams.LastTriggeredImage).To(o.Equal(resolvedReference))
o.Expect(dc.Spec.Template.Spec.Containers[0].Image).To(o.Equal(resolvedReference))
// controller should have preferred the base image
o.Expect(dc.Spec.Triggers[2].ImageChangeParams).NotTo(o.BeNil())
o.Expect(dc.Spec.Triggers[2].ImageChangeParams.LastTriggeredImage).To(o.Equal(directReference))
o.Expect(dc.Spec.Template.Spec.Containers[1].Image).To(o.Equal(directReference))
})
})
g.Describe("with test deployments [Conformance]", func() {
dcName := "deployment-test"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should run a deployment to completion and then scale to zero", func() {
namespace := oc.Namespace()
dc, err := readDCFixture(deploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(namespace).Create(dc)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
e2e.Logf("created DC, creationTimestamp: %v", dc.CreationTimestamp)
o.Expect(waitForLatestCondition(oc, "deployment-test", deploymentRunTimeout, deploymentRunning)).NotTo(o.HaveOccurred())
out, err := oc.Run("logs").Args("-f", "dc/deployment-test").Output()
o.Expect(err).NotTo(o.HaveOccurred())
e2e.Logf("oc logs finished")
e2e.Logf("verifying the deployment is marked complete and scaled to zero")
o.Expect(waitForLatestCondition(oc, "deployment-test", deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
e2e.Logf("checking the logs for substrings\n%s", out)
o.Expect(out).To(o.ContainSubstring("deployment-test-1 to 2"))
o.Expect(out).To(o.ContainSubstring("--> pre: Success"))
o.Expect(out).To(o.ContainSubstring("--> Success"))
e2e.Logf("verifying that scaling does not result in new pods")
out, err = oc.Run("scale").Args("dc/deployment-test", "--replicas=1").Output()
o.Expect(err).NotTo(o.HaveOccurred())
e2e.Logf("ensuring no scale up of the deployment happens")
wait.PollImmediate(100*time.Millisecond, 10*time.Second, func() (bool, error) {
rc, err := oc.KubeClient().CoreV1().ReplicationControllers(oc.Namespace()).Get("deployment-test-1", metav1.GetOptions{})
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(*rc.Spec.Replicas).Should(o.BeEquivalentTo(0))
o.Expect(rc.Status.Replicas).Should(o.BeEquivalentTo(0))
return false, nil
})
e2e.Logf("verifying the scale is updated on the deployment config")
config, err := oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Get("deployment-test", metav1.GetOptions{})
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(config.Spec.Replicas).Should(o.BeEquivalentTo(1))
o.Expect(config.Spec.Test).Should(o.BeTrue())
e2e.Logf("deploying a few more times")
for i := 0; i < 3; i++ {
rolloutCompleteWithLogs := make(chan struct{})
out := ""
go func(rolloutNumber int) {
defer g.GinkgoRecover()
defer close(rolloutCompleteWithLogs)
var err error
out, err = waitForDeployerToComplete(oc, fmt.Sprintf("deployment-test-%d", rolloutNumber), deploymentRunTimeout)
o.Expect(err).NotTo(o.HaveOccurred())
}(i + 2) // we already did 2 rollouts previously.
// When the rollout latest is called, we already waiting for the replication
// controller to be created and scrubbing the deployer logs as soon as the
// deployer container runs.
_, err := oc.Run("rollout").Args("latest", "deployment-test").Output()
o.Expect(err).NotTo(o.HaveOccurred())
e2e.Logf("waiting for the rollout #%d to finish", i+2)
<-rolloutCompleteWithLogs
o.Expect(out).NotTo(o.BeEmpty())
o.Expect(waitForLatestCondition(oc, "deployment-test", deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
e2e.Logf("checking the logs for substrings\n%s", out)
o.Expect(out).To(o.ContainSubstring(fmt.Sprintf("deployment-test-%d up to 1", i+2)))
o.Expect(out).To(o.ContainSubstring("--> pre: Success"))
o.Expect(out).To(o.ContainSubstring("test pre hook executed"))
o.Expect(out).To(o.ContainSubstring("--> Success"))
}
})
})
g.Describe("when changing image change trigger [Conformance]", func() {
dcName := "example"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should successfully trigger from an updated image", func() {
dc, err := createDeploymentConfig(oc, imageChangeTriggerFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
o.Expect(waitForSyncedConfig(oc, dcName, deploymentRunTimeout)).NotTo(o.HaveOccurred())
g.By("tagging the busybox:latest as test:v1 image")
_, err = oc.Run("tag").Args("docker.io/busybox:latest", "test:v1").Output()
o.Expect(err).NotTo(o.HaveOccurred())
expectLatestVersion := func(version int) {
dc, err := oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Get(dcName, metav1.GetOptions{})
o.Expect(err).NotTo(o.HaveOccurred())
latestVersion := dc.Status.LatestVersion
err = wait.PollImmediate(500*time.Millisecond, 30*time.Second, func() (bool, error) {
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Get(dcName, metav1.GetOptions{})
o.Expect(err).NotTo(o.HaveOccurred())
latestVersion = dc.Status.LatestVersion
return latestVersion == int64(version), nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("expected latestVersion: %d, got: %d", version, latestVersion)
}
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
}
g.By("ensuring the deployment config latest version is 1 and rollout completed")
expectLatestVersion(1)
g.By("updating the image change trigger to point to test:v2 image")
_, err = oc.Run("set").Args("triggers", "dc/"+dcName, "--remove-all").Output()
o.Expect(err).NotTo(o.HaveOccurred())
_, err = oc.Run("set").Args("triggers", "dc/"+dcName, "--from-image", "test:v2", "--auto", "-c", "test").Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(waitForSyncedConfig(oc, dcName, deploymentRunTimeout)).NotTo(o.HaveOccurred())
g.By("tagging the busybox:1.25 as test:v2 image")
_, err = oc.Run("tag").Args("docker.io/busybox:1.25", "test:v2").Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By("ensuring the deployment config latest version is 2 and rollout completed")
expectLatestVersion(2)
})
})
g.Describe("when tagging images [Conformance]", func() {
dcName := "tag-images"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should successfully tag the deployed image", func() {
g.By("creating the deployment config fixture")
dc, err := createDeploymentConfig(oc, tagImagesFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("verifying the deployment is marked complete")
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
g.By("verifying the deployer service account can update imagestreamtags and user can get them")
err = exutil.WaitForUserBeAuthorized(oc, oc.Username(), "get", "imagestreamtags")
o.Expect(err).NotTo(o.HaveOccurred())
err = exutil.WaitForUserBeAuthorized(oc, "system:serviceaccount:"+oc.Namespace()+":deployer", "update", "imagestreamtags")
o.Expect(err).NotTo(o.HaveOccurred())
g.By("verifying the post deployment action happened: tag is set")
var istag *imageapi.ImageStreamTag
pollErr := wait.PollImmediate(100*time.Millisecond, 1*time.Minute, func() (bool, error) {
istag, err = oc.ImageClient().Image().ImageStreamTags(oc.Namespace()).Get("sample-stream:deployed", metav1.GetOptions{})
if kerrors.IsNotFound(err) {
return false, nil
}
if err != nil {
return false, err
}
return true, nil
})
if pollErr == wait.ErrWaitTimeout {
pollErr = err
}
o.Expect(pollErr).NotTo(o.HaveOccurred())
if istag.Tag == nil || istag.Tag.From == nil || istag.Tag.From.Name != "openshift/origin-pod" {
err = fmt.Errorf("expected %q to be part of the image reference in %#v", "openshift/origin-pod", istag)
o.Expect(err).NotTo(o.HaveOccurred())
}
})
})
g.Describe("with env in params referencing the configmap [Conformance]", func() {
dcName := "deployment-simple"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should expand the config map key to a value", func() {
_, err := oc.Run("create").Args("configmap", "test", "--from-literal=foo=bar").Output()
o.Expect(err).NotTo(o.HaveOccurred())
dc, err := createDeploymentConfig(oc, envRefDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
o.Expect(waitForSyncedConfig(oc, dcName, deploymentRunTimeout)).NotTo(o.HaveOccurred())
_, err = oc.Run("rollout").Args("latest", "dc/"+dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
out, _ := oc.Run("rollout").Args("status", "dc/"+dcName).Output()
o.Expect(out).To(o.ContainSubstring("has failed progressing"))
out, err = oc.Run("logs").Args("dc/" + dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("hello bar"))
})
})
g.Describe("with multiple image change triggers [Conformance]", func() {
dcName := "example"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should run a successful deployment with multiple triggers", func() {
g.By("creating DC")
dc, err := createDeploymentConfig(oc, multipleICTFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("verifying the deployment is marked complete")
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
})
g.It("should run a successful deployment with a trigger used by different containers", func() {
dc, err := createDeploymentConfig(oc, anotherMultiICTFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("verifying the deployment is marked complete")
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
})
})
g.Describe("with enhanced status [Conformance]", func() {
dcName := "deployment-simple"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should include various info in status", func() {
dc, err := createDeploymentConfig(oc, simpleDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("verifying the deployment is marked complete")
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
g.By("verifying that status.replicas is set")
replicas, err := oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.replicas}\"").Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(replicas).To(o.ContainSubstring("1"))
g.By("verifying that status.updatedReplicas is set")
updatedReplicas, err := oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.updatedReplicas}\"").Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(updatedReplicas).To(o.ContainSubstring("1"))
g.By("verifying that status.availableReplicas is set")
availableReplicas, err := oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.availableReplicas}\"").Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(availableReplicas).To(o.ContainSubstring("1"))
g.By("verifying that status.unavailableReplicas is set")
unavailableReplicas, err := oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.unavailableReplicas}\"").Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(unavailableReplicas).To(o.ContainSubstring("0"))
})
})
g.Describe("with custom deployments [Conformance]", func() {
dcName := "custom-deployment"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should run the custom deployment steps", func() {
namespace := oc.Namespace()
dc, err := readDCFixture(customDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(namespace).Create(dc)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
e2e.Logf("created DC, creationTimestamp: %v", dc.CreationTimestamp)
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentRunning)).NotTo(o.HaveOccurred())
out, err := oc.Run("logs").Args("--follow", "dc/custom-deployment").Output()
o.Expect(err).NotTo(o.HaveOccurred())
e2e.Logf("oc logs finished")
e2e.Logf("verifying the deployment is marked complete")
o.Expect(waitForLatestCondition(oc, "custom-deployment", deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
e2e.Logf("checking the logs for substrings\n%s", out)
o.Expect(out).To(o.ContainSubstring("--> pre: Running hook pod ..."))
o.Expect(out).To(o.ContainSubstring("test pre hook executed"))
o.Expect(out).To(o.ContainSubstring("--> Scaling custom-deployment-1 to 2"))
o.Expect(out).To(o.ContainSubstring("--> Reached 50%"))
o.Expect(out).To(o.ContainSubstring("Halfway"))
o.Expect(out).To(o.ContainSubstring("Finished"))
o.Expect(out).To(o.ContainSubstring("--> Success"))
})
})
g.Describe("viewing rollout history [Conformance]", func() {
dcName := "deployment-simple"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should print the rollout history", func() {
dc, err := createDeploymentConfig(oc, simpleDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("waiting for the first rollout to complete")
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Get(dcName, metav1.GetOptions{})
o.Expect(err).NotTo(o.HaveOccurred())
g.By("updating the deployment config in order to trigger a new rollout")
_, err = updateConfigWithRetries(oc.AppsClient().AppsV1(), oc.Namespace(), dcName, func(update *appsv1.DeploymentConfig) {
one := int64(1)
update.Spec.Template.Spec.TerminationGracePeriodSeconds = &one
})
o.Expect(err).NotTo(o.HaveOccurred())
// Wait for latestVersion=2 to be surfaced in the API
latestVersion := dc.Status.LatestVersion
err = wait.PollImmediate(500*time.Millisecond, 10*time.Second, func() (bool, error) {
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Get(dcName, metav1.GetOptions{})
if err != nil {
return false, err
}
latestVersion = dc.Status.LatestVersion
return latestVersion == 2, nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("expected latestVersion: 2, got: %d", latestVersion)
}
o.Expect(err).NotTo(o.HaveOccurred())
g.By("waiting for the second rollout to complete")
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
out, err := oc.Run("rollout").Args("history", "dc/"+dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By(fmt.Sprintf("checking the history for substrings\n%s", out))
o.Expect(out).To(o.ContainSubstring("deploymentconfigs \"deployment-simple\""))
o.Expect(out).To(o.ContainSubstring("REVISION STATUS CAUSE"))
o.Expect(out).To(o.ContainSubstring("1 Complete config change"))
o.Expect(out).To(o.ContainSubstring("2 Complete config change"))
})
})
g.Describe("generation [Conformance]", func() {
dcName := "generation-test"
g.AfterEach(func() {
failureTrap(oc, "generation-test", g.CurrentGinkgoTestDescription().Failed)
})
g.It("should deploy based on a status version bump", func() {
dc, err := createDeploymentConfig(oc, generationFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("verifying that both latestVersion and generation are updated")
var generation, version string
err = wait.PollImmediate(500*time.Millisecond, 10*time.Second, func() (bool, error) {
version, err = oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.latestVersion}\"").Output()
if err != nil {
return false, nil
}
version = strings.Trim(version, "\"")
g.By(fmt.Sprintf("checking the latest version for deployment config %q: %s", dcName, version))
generation, err = oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.metadata.generation}\"").Output()
if err != nil {
return false, nil
}
generation = strings.Trim(generation, "\"")
g.By(fmt.Sprintf("checking the generation for deployment config %q: %s", dcName, generation))
return strings.Contains(generation, "1") && strings.Contains(version, "1"), nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("expected generation: 1, got: %s, expected latestVersion: 1, got: %s", generation, version)
}
o.Expect(err).NotTo(o.HaveOccurred())
g.By("verifying the deployment is marked complete")
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
g.By("verifying that scaling updates the generation")
_, err = oc.Run("scale").Args("dc/"+dcName, "--replicas=2").Output()
o.Expect(err).NotTo(o.HaveOccurred())
err = wait.PollImmediate(500*time.Millisecond, 10*time.Second, func() (bool, error) {
generation, err = oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.metadata.generation}\"").Output()
if err != nil {
return false, nil
}
generation = strings.Trim(generation, "\"")
g.By(fmt.Sprintf("checking the generation for deployment config %s: %s", dcName, generation))
return strings.Contains(generation, "2"), nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("expected generation: 2, got: %s", generation)
}
o.Expect(err).NotTo(o.HaveOccurred())
g.By("deploying a second time [new client]")
_, err = oc.Run("rollout").Args("latest", "dc/"+dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By("verifying that both latestVersion and generation are updated")
err = wait.PollImmediate(500*time.Millisecond, 10*time.Second, func() (bool, error) {
version, err = oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.latestVersion}\"").Output()
if err != nil {
return false, nil
}
version = strings.Trim(version, "\"")
g.By(fmt.Sprintf("checking the latest version for deployment config %q: %s", dcName, version))
generation, err = oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.metadata.generation}\"").Output()
if err != nil {
return false, nil
}
generation = strings.Trim(generation, "\"")
g.By(fmt.Sprintf("checking the generation for deployment config %q: %s", dcName, generation))
return strings.Contains(generation, "3") && strings.Contains(version, "2"), nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("expected generation: 3, got: %s, expected latestVersion: 2, got: %s", generation, version)
}
o.Expect(err).NotTo(o.HaveOccurred())
g.By("verifying that observedGeneration equals generation")
o.Expect(waitForSyncedConfig(oc, dcName, deploymentRunTimeout)).NotTo(o.HaveOccurred())
})
})
g.Describe("paused [Conformance]", func() {
dcName := "paused"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should disable actions on deployments", func() {
dc, err := createDeploymentConfig(oc, pausedDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
_, rcs, _, err := deploymentInfo(oc, dcName)
o.Expect(err).NotTo(o.HaveOccurred())
if len(rcs) != 0 {
o.Expect(fmt.Errorf("expected no deployment, found %#v", rcs[0])).NotTo(o.HaveOccurred())
}
resource := "dc/" + dcName
g.By("verifying that we cannot start a new deployment via oc rollout")
out, err := oc.Run("rollout").Args("latest", resource).Output()
o.Expect(err).To(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("cannot deploy a paused deployment config"))
g.By("verifying that we cannot cancel a deployment")
out, err = oc.Run("rollout").Args("cancel", resource).Output()
o.Expect(err).To(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("unable to cancel paused deployment"))
g.By("verifying that we cannot rollout retry a deployment")
out, err = oc.Run("rollout").Args("retry", resource).Output()
o.Expect(err).To(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("unable to retry paused deployment"))
g.By("verifying that we cannot rollback a deployment")
out, err = oc.Run("rollback").Args(resource, "--to-version", "1").Output()
o.Expect(err).To(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("cannot rollback a paused deployment config"))
_, rcs, _, err = deploymentInfo(oc, dcName)
o.Expect(err).NotTo(o.HaveOccurred())
if len(rcs) != 0 {
o.Expect(fmt.Errorf("expected no deployment, found %#v", rcs[0])).NotTo(o.HaveOccurred())
}
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Patch(dcName, types.StrategicMergePatchType, []byte(`{"spec": {"paused": false}}`))
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
g.By("making sure it updates observedGeneration after being paused")
dc, err = oc.AppsClient().AppsV1().DeploymentConfigs(oc.Namespace()).Patch(dcName, types.StrategicMergePatchType, []byte(`{"spec": {"paused": true}}`))
o.Expect(err).NotTo(o.HaveOccurred())
_, err = waitForDCModification(oc, dc.Namespace, dcName, deploymentChangeTimeout,
dc.GetResourceVersion(), func(config *appsv1.DeploymentConfig) (bool, error) {
if config.Status.ObservedGeneration >= dc.Generation {
return true, nil
}
return false, nil
})
o.Expect(err).NotTo(o.HaveOccurred(), fmt.Sprintf("failed to wait on generation >= %d to be observed by DC %s/%s", dc.Generation, dc.Namespace, dcName))
})
})
g.Describe("with failing hook [Conformance]", func() {
dcName := "hook"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should get all logs from retried hooks", func() {
dc, err := createDeploymentConfig(oc, failedHookFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentPreHookRetried)).NotTo(o.HaveOccurred())
out, err := oc.Run("logs").Args("dc/" + dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By(fmt.Sprintf("checking the logs for substrings\n%s", out))
o.Expect(out).To(o.ContainSubstring("--> pre: Running hook pod ..."))
o.Expect(out).To(o.ContainSubstring("pre hook logs"))
o.Expect(out).To(o.ContainSubstring("--> pre: Retrying hook pod (retry #1)"))
})
})
g.Describe("rolled back [Conformance]", func() {
dcName := "deployment-simple"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should rollback to an older deployment", func() {
dc, err := createDeploymentConfig(oc, simpleDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
_, err = oc.Run("rollout").Args("latest", dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By("verifying that we are on the second version")
version := "1"
err = wait.PollImmediate(500*time.Millisecond, 30*time.Second, func() (bool, error) {
latestVersion, err := oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.latestVersion}\"").Output()
if err != nil {
return false, err
}
version = strings.Trim(latestVersion, "\"")
return strings.Contains(version, "2"), nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("expected latestVersion: 2, got: %s", version)
}
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
g.By("verifying that we can rollback")
_, err = oc.Run("rollout").Args("undo", "dc/"+dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
g.By("verifying that we are on the third version")
version, err = oc.Run("get").Args("dc/"+dcName, "--output=jsonpath=\"{.status.latestVersion}\"").Output()
o.Expect(err).NotTo(o.HaveOccurred())
version = strings.Trim(version, "\"")
o.Expect(version).To(o.ContainSubstring("3"))
})
})
g.Describe("reaper [Conformance][Slow]", func() {
dcName := "brokendeployment"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should delete all failed deployer pods and hook pods", func() {
dc, err := createDeploymentConfig(oc, brokenDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("waiting for the deployment to complete")
err = waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentReachedCompletion)
o.Expect(err).To(o.HaveOccurred())
g.By("fetching the deployer pod")
out, err := oc.Run("get").Args("pod", fmt.Sprintf("%s-1-deploy", dcName)).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("Error"))
g.By("fetching the pre-hook pod")
out, err = oc.Run("get").Args("pod", fmt.Sprintf("%s-1-hook-pre", dcName)).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("Error"))
g.By("deleting the deployment config")
out, err = oc.Run("delete").Args("dc/" + dcName).Output()
o.Expect(err).NotTo(o.HaveOccurred())
g.By("fetching the deployer pod")
out, err = oc.Run("get").Args("pod", fmt.Sprintf("%s-1-deploy", dcName)).Output()
o.Expect(err).To(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("not found"))
g.By("fetching the pre-hook pod")
out, err = oc.Run("get").Args("pod", fmt.Sprintf("%s-1-hook-pre", dcName)).Output()
o.Expect(err).To(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("not found"))
})
})
g.Describe("initially [Conformance]", func() {
dcName := "readiness"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should not deploy if pods never transition to ready", func() {
dc, err := createDeploymentConfig(oc, readinessFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
g.By("waiting for the deployment to fail")
err = waitForLatestCondition(oc, dcName, deploymentRunTimeout, deploymentFailed)
o.Expect(err).NotTo(o.HaveOccurred())
})
})
g.Describe("with revision history limits [Conformance]", func() {
dcName := "history-limit"
g.AfterEach(func() {
failureTrap(oc, dcName, g.CurrentGinkgoTestDescription().Failed)
})
g.It("should never persist more old deployments than acceptable after being observed by the controller", func() {
revisionHistoryLimit := 3 // as specified in the fixture
dc, err := createDeploymentConfig(oc, historyLimitedDeploymentFixture)
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(dc.Name).To(o.Equal(dcName))
deploymentTimeout := time.Duration(*dc.Spec.Strategy.RollingParams.TimeoutSeconds) * time.Second
iterations := 10
for i := 0; i < iterations; i++ {
o.Expect(waitForLatestCondition(oc, "history-limit", deploymentTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred(),
"the current deployment needs to have finished before attempting to trigger a new deployment through configuration change")
e2e.Logf("%02d: triggering a new deployment with config change", i)
out, err := oc.Run("set", "env").Args("dc/history-limit", fmt.Sprintf("A=%d", i)).Output()
o.Expect(err).NotTo(o.HaveOccurred())
o.Expect(out).To(o.ContainSubstring("updated"))
}
o.Expect(waitForSyncedConfig(oc, "history-limit", deploymentRunTimeout)).NotTo(o.HaveOccurred())
g.By("waiting for the deployment to complete")
o.Expect(waitForLatestCondition(oc, "history-limit", deploymentTimeout, deploymentReachedCompletion)).NotTo(o.HaveOccurred())
o.Expect(waitForSyncedConfig(oc, "history-limit", deploymentRunTimeout)).NotTo(o.HaveOccurred(),
"the controller needs to have synced with the updated deployment configuration before checking that the revision history limits are being adhered to")
var pollErr error
err = wait.PollImmediate(1*time.Second, 1*time.Minute, func() (bool, error) {
deploymentConfig, deployments, _, err := deploymentInfo(oc, "history-limit")
if err != nil {
pollErr = err
return false, nil
}
externalDeploymentConfig := &appsv1.DeploymentConfig{}
if err := legacyscheme.Scheme.Convert(deploymentConfig, externalDeploymentConfig, nil); err != nil {
return false, err
}
// we need to filter out any deployments that we don't care about,
// namely the active deployment and any newer deployments
oldDeployments := appsutil.DeploymentsForCleanup(externalDeploymentConfig, deployments)
// we should not have more deployments than acceptable
if len(oldDeployments) != revisionHistoryLimit {
pollErr = fmt.Errorf("expected len of old deployments: %d to equal dc revisionHistoryLimit: %d", len(oldDeployments), revisionHistoryLimit)
return false, nil
}
// the deployments we continue to keep should be the latest ones