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framework.go
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framework.go
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package util
import (
"fmt"
"io/ioutil"
"net/http"
"os"
"os/exec"
"path"
"path/filepath"
"regexp"
"strings"
"sync"
"time"
g "github.com/onsi/ginkgo"
o "github.com/onsi/gomega"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/selection"
"k8s.io/apimachinery/pkg/util/uuid"
"k8s.io/apimachinery/pkg/util/wait"
kapi "k8s.io/kubernetes/pkg/api"
kapiv1 "k8s.io/kubernetes/pkg/api/v1"
"k8s.io/kubernetes/pkg/apis/authorization"
batchv1 "k8s.io/kubernetes/pkg/apis/batch/v1"
kclientset "k8s.io/kubernetes/pkg/client/clientset_generated/clientset"
kbatchclient "k8s.io/kubernetes/pkg/client/clientset_generated/clientset/typed/batch/v1"
kcoreclient "k8s.io/kubernetes/pkg/client/clientset_generated/clientset/typed/core/v1"
kinternalcoreclient "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset/typed/core/internalversion"
"k8s.io/kubernetes/pkg/quota"
e2e "k8s.io/kubernetes/test/e2e/framework"
"github.com/openshift/origin/pkg/api/apihelpers"
deployapi "github.com/openshift/origin/pkg/apps/apis/apps"
appstypeclientset "github.com/openshift/origin/pkg/apps/generated/internalclientset/typed/apps/internalversion"
deployutil "github.com/openshift/origin/pkg/apps/util"
buildapi "github.com/openshift/origin/pkg/build/apis/build"
buildtypedclientset "github.com/openshift/origin/pkg/build/generated/internalclientset/typed/build/internalversion"
imageapi "github.com/openshift/origin/pkg/image/apis/image"
imagetypeclientset "github.com/openshift/origin/pkg/image/generated/internalclientset/typed/image/internalversion"
"github.com/openshift/origin/test/extended/testdata"
)
const pvPrefix = "pv-"
// WaitForOpenShiftNamespaceImageStreams waits for the standard set of imagestreams to be imported
func WaitForOpenShiftNamespaceImageStreams(oc *CLI) error {
langs := []string{"ruby", "nodejs", "perl", "php", "python", "wildfly", "mysql", "postgresql", "mongodb", "jenkins"}
scan := func() bool {
for _, lang := range langs {
e2e.Logf("Checking language %v \n", lang)
is, err := oc.ImageClient().Image().ImageStreams("openshift").Get(lang, metav1.GetOptions{})
if err != nil {
e2e.Logf("ImageStream Error: %#v \n", err)
return false
}
for tag := range is.Spec.Tags {
e2e.Logf("Checking tag %v \n", tag)
if _, ok := is.Status.Tags[tag]; !ok {
e2e.Logf("Tag Error: %#v \n", ok)
return false
}
}
}
return true
}
success := false
for i := 0; i < 10; i++ {
e2e.Logf("Running scan #%v \n", i)
success = scan()
if success {
break
}
e2e.Logf("Sleeping for 3 seconds \n")
time.Sleep(3 * time.Second)
}
if success {
e2e.Logf("Success! \n")
return nil
}
DumpImageStreams(oc)
return fmt.Errorf("Failed to import expected imagestreams")
}
// CheckOpenShiftNamespaceImageStreams is a temporary workaround for the intermittent
// issue seen in extended tests where *something* is deleteing the pre-loaded, languange
// imagestreams from the OpenShift namespace
func CheckOpenShiftNamespaceImageStreams(oc *CLI) {
missing := false
langs := []string{"ruby", "nodejs", "perl", "php", "python", "wildfly", "mysql", "postgresql", "mongodb", "jenkins"}
for _, lang := range langs {
_, err := oc.ImageClient().Image().ImageStreams("openshift").Get(lang, metav1.GetOptions{})
if err != nil {
missing = true
break
}
}
if missing {
fmt.Fprint(g.GinkgoWriter, "\n\n openshift namespace image streams corrupted \n\n")
DumpImageStreams(oc)
out, err := oc.Run("get").Args("is", "-n", "openshift", "--config", KubeConfigPath()).Output()
err = fmt.Errorf("something has tampered with the image streams in the openshift namespace; look at audits in master log; \n%s\n", out)
o.Expect(err).NotTo(o.HaveOccurred())
} else {
fmt.Fprint(g.GinkgoWriter, "\n\n openshift namespace image streams OK \n\n")
}
}
//DumpImageStreams will dump both the openshift namespace and local namespace imagestreams
// as part of debugging when the language imagestreams in the openshift namespace seem to disappear
func DumpImageStreams(oc *CLI) {
out, err := oc.Run("get").Args("is", "-n", "openshift", "-o", "yaml", "--config", KubeConfigPath()).Output()
if err == nil {
e2e.Logf("\n imagestreams in openshift namespace: \n%s\n", out)
} else {
e2e.Logf("\n error on getting imagestreams in openshift namespace: %+v\n%#v\n", err, out)
}
out, err = oc.Run("get").Args("is", "-o", "yaml").Output()
if err == nil {
e2e.Logf("\n imagestreams in dynamic test namespace: \n%s\n", out)
} else {
e2e.Logf("\n error on getting imagestreams in dynamic test namespace: %+v\n%#v\n", err, out)
}
ids, err := ListImages()
if err != nil {
e2e.Logf("\n got error on docker images %+v\n", err)
} else {
for _, id := range ids {
e2e.Logf(" found local image %s\n", id)
}
}
}
// DumpBuildLogs will dump the latest build logs for a BuildConfig for debug purposes
func DumpBuildLogs(bc string, oc *CLI) {
buildOutput, err := oc.Run("logs").Args("-f", "bc/"+bc, "--timestamps").Output()
if err == nil {
e2e.Logf("\n\n build logs : %s\n\n", buildOutput)
} else {
e2e.Logf("\n\n got error on build logs %+v\n\n", err)
}
// if we suspect that we are filling up the registry file system, call ExamineDiskUsage / ExaminePodDiskUsage
// also see if manipulations of the quota around /mnt/openshift-xfs-vol-dir exist in the extended test set up scripts
ExamineDiskUsage()
ExaminePodDiskUsage(oc)
}
func GetDeploymentConfigPods(oc *CLI, dcName string, version int64) (*kapiv1.PodList, error) {
return oc.KubeClient().CoreV1().Pods(oc.Namespace()).List(metav1.ListOptions{LabelSelector: ParseLabelsOrDie(fmt.Sprintf("%s=%s-%d", deployapi.DeployerPodForDeploymentLabel, dcName, version)).String()})
}
func GetApplicationPods(oc *CLI, dcName string) (*kapiv1.PodList, error) {
return oc.KubeClient().CoreV1().Pods(oc.Namespace()).List(metav1.ListOptions{LabelSelector: ParseLabelsOrDie(fmt.Sprintf("deploymentconfig=%s", dcName)).String()})
}
// DumpDeploymentLogs will dump the latest deployment logs for a DeploymentConfig for debug purposes
func DumpDeploymentLogs(dcName string, version int64, oc *CLI) {
e2e.Logf("Dumping deployment logs for deploymentconfig %q\n", dcName)
pods, err := GetDeploymentConfigPods(oc, dcName, version)
if err != nil {
e2e.Logf("Unable to retrieve pods for deploymentconfig %q: %v\n", dcName, err)
return
}
DumpPodLogs(pods.Items, oc)
}
// DumpApplicationPodLogs will dump the latest application logs for a DeploymentConfig for debug purposes
func DumpApplicationPodLogs(dcName string, oc *CLI) {
e2e.Logf("Dumping application logs for deploymentconfig %q\n", dcName)
pods, err := GetApplicationPods(oc, dcName)
if err != nil {
e2e.Logf("Unable to retrieve pods for deploymentconfig %q: %v\n", dcName, err)
return
}
DumpPodLogs(pods.Items, oc)
}
func DumpPodStates(oc *CLI) {
e2e.Logf("Dumping pod state for namespace %s", oc.Namespace())
out, err := oc.Run("get").Args("pods", "-o", "yaml").Output()
if err != nil {
e2e.Logf("Error dumping pod states: %v", err)
return
}
e2e.Logf(out)
}
// DumpPodLogsStartingWith will dump any pod starting with the name prefix provided
func DumpPodLogsStartingWith(prefix string, oc *CLI) {
podsToDump := []kapiv1.Pod{}
podList, err := oc.KubeClient().CoreV1().Pods(oc.Namespace()).List(metav1.ListOptions{})
if err != nil {
e2e.Logf("Error listing pods: %v", err)
return
}
for _, pod := range podList.Items {
if strings.HasPrefix(pod.Name, prefix) {
podsToDump = append(podsToDump, pod)
}
}
if len(podsToDump) > 0 {
DumpPodLogs(podsToDump, oc)
}
}
func DumpPodLogs(pods []kapiv1.Pod, oc *CLI) {
for _, pod := range pods {
descOutput, err := oc.Run("describe").Args("pod/" + pod.Name).Output()
if err == nil {
e2e.Logf("Describing pod %q\n%s\n\n", pod.Name, descOutput)
} else {
e2e.Logf("Error retrieving description for pod %q: %v\n\n", pod.Name, err)
}
depOutput, err := oc.Run("logs").Args("pod/" + pod.Name).Output()
if err == nil {
e2e.Logf("Log for pod %q\n---->\n%s\n<----end of log for %[1]q\n", pod.Name, depOutput)
} else {
e2e.Logf("Error retrieving logs for pod %q: %v\n\n", pod.Name, err)
}
}
}
// GetMasterThreadDump will get a golang thread stack dump
func GetMasterThreadDump(oc *CLI) {
out, err := oc.AsAdmin().Run("get").Args("--raw", "/debug/pprof/goroutine?debug=2").Output()
if err == nil {
e2e.Logf("\n\n Master thread stack dump:\n\n%s\n\n", string(out))
return
}
e2e.Logf("\n\n got error on oc get --raw /debug/pprof/goroutine?godebug=2: %v\n\n", err)
}
// ExamineDiskUsage will dump df output on the testing system; leveraging this as part of diagnosing
// the registry's disk filling up during external tests on jenkins
func ExamineDiskUsage() {
// disabling this for now, easier to do it here than everywhere that's calling it.
return
/*
out, err := exec.Command("/bin/df", "-m").Output()
if err == nil {
e2e.Logf("\n\n df -m output: %s\n\n", string(out))
} else {
e2e.Logf("\n\n got error on df %v\n\n", err)
}
out, err = exec.Command("/bin/docker", "info").Output()
if err == nil {
e2e.Logf("\n\n docker info output: \n%s\n\n", string(out))
} else {
e2e.Logf("\n\n got error on docker inspect %v\n\n", err)
}
*/
}
// ExaminePodDiskUsage will dump df/du output on registry pod; leveraging this as part of diagnosing
// the registry's disk filling up during external tests on jenkins
func ExaminePodDiskUsage(oc *CLI) {
// disabling this for now, easier to do it here than everywhere that's calling it.
return
/*
out, err := oc.Run("get").Args("pods", "-o", "json", "-n", "default", "--config", KubeConfigPath()).Output()
var podName string
if err == nil {
b := []byte(out)
var list kapiv1.PodList
err = json.Unmarshal(b, &list)
if err == nil {
for _, pod := range list.Items {
e2e.Logf("\n\n looking at pod %s \n\n", pod.ObjectMeta.Name)
if strings.Contains(pod.ObjectMeta.Name, "docker-registry-") && !strings.Contains(pod.ObjectMeta.Name, "deploy") {
podName = pod.ObjectMeta.Name
break
}
}
} else {
e2e.Logf("\n\n got json unmarshal err: %v\n\n", err)
}
} else {
e2e.Logf("\n\n got error on get pods: %v\n\n", err)
}
if len(podName) == 0 {
e2e.Logf("Unable to determine registry pod name, so we can't examine its disk usage.")
return
}
out, err = oc.Run("exec").Args("-n", "default", podName, "df", "--config", KubeConfigPath()).Output()
if err == nil {
e2e.Logf("\n\n df from registry pod: \n%s\n\n", out)
} else {
e2e.Logf("\n\n got error on reg pod df: %v\n", err)
}
out, err = oc.Run("exec").Args("-n", "default", podName, "du", "/registry", "--config", KubeConfigPath()).Output()
if err == nil {
e2e.Logf("\n\n du from registry pod: \n%s\n\n", out)
} else {
e2e.Logf("\n\n got error on reg pod du: %v\n", err)
}
*/
}
// VarSubOnFile reads in srcFile, finds instances of ${key} from the map
// and replaces them with their associated values.
func VarSubOnFile(srcFile string, destFile string, vars map[string]string) error {
srcData, err := ioutil.ReadFile(srcFile)
if err == nil {
srcString := string(srcData)
for k, v := range vars {
k = "${" + k + "}"
srcString = strings.Replace(srcString, k, v, -1) // -1 means unlimited replacements
}
err = ioutil.WriteFile(destFile, []byte(srcString), 0644)
}
return err
}
// StartBuild executes OC start-build with the specified arguments. StdOut and StdErr from the process
// are returned as separate strings.
func StartBuild(oc *CLI, args ...string) (stdout, stderr string, err error) {
stdout, stderr, err = oc.Run("start-build").Args(args...).Outputs()
e2e.Logf("\n\nstart-build output with args %v:\nError>%v\nStdOut>\n%s\nStdErr>\n%s\n\n", args, err, stdout, stderr)
return stdout, stderr, err
}
var buildPathPattern = regexp.MustCompile(`^build/([\w\-\._]+)$`)
type LogDumperFunc func(oc *CLI, br *BuildResult) (string, error)
func NewBuildResult(oc *CLI, build *buildapi.Build) *BuildResult {
return &BuildResult{
Oc: oc,
BuildName: build.Name,
BuildPath: "builds/" + build.Name,
}
}
type BuildResult struct {
// BuildPath is a resource qualified name (e.g. "build/test-1").
BuildPath string
// BuildName is the non-resource qualified name.
BuildName string
// StartBuildStdErr is the StdErr output generated by oc start-build.
StartBuildStdErr string
// StartBuildStdOut is the StdOut output generated by oc start-build.
StartBuildStdOut string
// StartBuildErr is the error, if any, returned by the direct invocation of the start-build command.
StartBuildErr error
// The buildconfig which generated this build.
BuildConfigName string
// Build is the resource created. May be nil if there was a timeout.
Build *buildapi.Build
// BuildAttempt represents that a Build resource was created.
// false indicates a severe error unrelated to Build success or failure.
BuildAttempt bool
// BuildSuccess is true if the build was finshed successfully.
BuildSuccess bool
// BuildFailure is true if the build was finished with an error.
BuildFailure bool
// BuildCancelled is true if the build was canceled.
BuildCancelled bool
// BuildTimeout is true if there was a timeout waiting for the build to finish.
BuildTimeout bool
// Alternate log dumper function. If set, this is called instead of 'oc logs'
LogDumper LogDumperFunc
// The openshift client which created this build.
Oc *CLI
}
// DumpLogs sends logs associated with this BuildResult to the GinkgoWriter.
func (t *BuildResult) DumpLogs() {
e2e.Logf("\n\n*****************************************\n")
e2e.Logf("Dumping Build Result: %#v\n", *t)
if t == nil {
e2e.Logf("No build result available!\n\n")
return
}
desc, err := t.Oc.Run("describe").Args(t.BuildPath).Output()
e2e.Logf("\n** Build Description:\n")
if err != nil {
e2e.Logf("Error during description retrieval: %+v\n", err)
} else {
e2e.Logf("%s\n", desc)
}
e2e.Logf("\n** Build Logs:\n")
buildOuput, err := t.Logs()
if err != nil {
e2e.Logf("Error during log retrieval: %+v\n", err)
} else {
e2e.Logf("%s\n", buildOuput)
}
e2e.Logf("\n\n")
t.dumpRegistryLogs()
// if we suspect that we are filling up the registry file system, call ExamineDiskUsage / ExaminePodDiskUsage
// also see if manipulations of the quota around /mnt/openshift-xfs-vol-dir exist in the extended test set up scripts
/*
ExamineDiskUsage()
ExaminePodDiskUsage(t.oc)
e2e.Logf( "\n\n")
*/
}
func (t *BuildResult) dumpRegistryLogs() {
var buildStarted *time.Time
oc := t.Oc
e2e.Logf("\n** Registry Logs:\n")
if t.Build != nil && !t.Build.CreationTimestamp.IsZero() {
buildStarted = &t.Build.CreationTimestamp.Time
} else {
proj, err := oc.ProjectClient().Project().Projects().Get(oc.Namespace(), metav1.GetOptions{})
if err != nil {
e2e.Logf("Failed to get project %s: %v\n", oc.Namespace(), err)
} else {
buildStarted = &proj.CreationTimestamp.Time
}
}
if buildStarted == nil {
e2e.Logf("Could not determine test' start time\n\n\n")
return
}
since := time.Now().Sub(*buildStarted)
// Changing the namespace on the derived client still changes it on the original client
// because the kubeFramework field is only copied by reference. Saving the original namespace
// here so we can restore it when done with registry logs
savedNamespace := t.Oc.Namespace()
oadm := t.Oc.AsAdmin().SetNamespace("default")
out, err := oadm.Run("logs").Args("dc/docker-registry", "--since="+since.String()).Output()
if err != nil {
e2e.Logf("Error during log retrieval: %+v\n", err)
} else {
e2e.Logf("%s\n", out)
}
t.Oc.SetNamespace(savedNamespace)
e2e.Logf("\n\n")
}
// Logs returns the logs associated with this build.
func (t *BuildResult) Logs() (string, error) {
if t == nil || t.BuildPath == "" {
return "", fmt.Errorf("Not enough information to retrieve logs for %#v", *t)
}
if t.LogDumper != nil {
return t.LogDumper(t.Oc, t)
}
buildOuput, err := t.Oc.Run("logs").Args("-f", t.BuildPath, "--timestamps").Output()
if err != nil {
return "", fmt.Errorf("Error retrieving logs for %#v: %v", *t, err)
}
return buildOuput, nil
}
// Dumps logs and triggers a Ginkgo assertion if the build did NOT succeed.
func (t *BuildResult) AssertSuccess() *BuildResult {
if !t.BuildSuccess {
t.DumpLogs()
}
o.ExpectWithOffset(1, t.BuildSuccess).To(o.BeTrue())
return t
}
// Dumps logs and triggers a Ginkgo assertion if the build did NOT have an error (this will not assert on timeouts)
func (t *BuildResult) AssertFailure() *BuildResult {
if !t.BuildFailure {
t.DumpLogs()
}
o.ExpectWithOffset(1, t.BuildFailure).To(o.BeTrue())
return t
}
func StartBuildResult(oc *CLI, args ...string) (result *BuildResult, err error) {
args = append(args, "-o=name") // ensure that the build name is the only thing send to stdout
stdout, stderr, err := StartBuild(oc, args...)
// Usually, with -o=name, we only expect the build path.
// However, the caller may have added --follow which can add
// content to stdout. So just grab the first line.
buildPath := strings.TrimSpace(strings.Split(stdout, "\n")[0])
result = &BuildResult{
Build: nil,
BuildPath: buildPath,
StartBuildStdOut: stdout,
StartBuildStdErr: stderr,
StartBuildErr: nil,
BuildAttempt: false,
BuildSuccess: false,
BuildFailure: false,
BuildCancelled: false,
BuildTimeout: false,
Oc: oc,
}
// An error here does not necessarily mean we could not run start-build. For example
// when --wait is specified, start-build returns an error if the build fails. Therefore,
// we continue to collect build information even if we see an error.
result.StartBuildErr = err
matches := buildPathPattern.FindStringSubmatch(buildPath)
if len(matches) != 2 {
return result, fmt.Errorf("Build path output did not match expected format 'build/name' : %q", buildPath)
}
result.BuildName = matches[1]
return result, nil
}
// StartBuildAndWait executes OC start-build with the specified arguments on an existing buildconfig.
// Note that start-build will be run with "-o=name" as a parameter when using this method.
// If no error is returned from this method, it means that the build attempted successfully, NOT that
// the build completed. For completion information, check the BuildResult object.
func StartBuildAndWait(oc *CLI, args ...string) (result *BuildResult, err error) {
result, err = StartBuildResult(oc, args...)
if err != nil {
return result, err
}
return result, WaitForBuildResult(oc.BuildClient().Build().Builds(oc.Namespace()), result)
}
// WaitForBuildResult updates result wit the state of the build
func WaitForBuildResult(c buildtypedclientset.BuildResourceInterface, result *BuildResult) error {
e2e.Logf("Waiting for %s to complete\n", result.BuildName)
err := WaitForABuild(c, result.BuildName,
func(b *buildapi.Build) bool {
result.Build = b
result.BuildSuccess = CheckBuildSuccessFn(b)
return result.BuildSuccess
},
func(b *buildapi.Build) bool {
result.Build = b
result.BuildFailure = CheckBuildFailedFn(b)
return result.BuildFailure
},
func(b *buildapi.Build) bool {
result.Build = b
result.BuildCancelled = CheckBuildCancelledFn(b)
return result.BuildCancelled
},
)
if result.Build == nil {
// We only abort here if the build progress was unobservable. Only known cause would be severe, non-build related error in WaitForABuild.
return fmt.Errorf("Severe error waiting for build: %v", err)
}
result.BuildAttempt = true
result.BuildTimeout = !(result.BuildFailure || result.BuildSuccess || result.BuildCancelled)
e2e.Logf("Done waiting for %s: %#v\n with error: %v\n", result.BuildName, *result, err)
return nil
}
// WaitForABuild waits for a Build object to match either isOK or isFailed conditions.
func WaitForABuild(c buildtypedclientset.BuildResourceInterface, name string, isOK, isFailed, isCanceled func(*buildapi.Build) bool) error {
if isOK == nil {
isOK = CheckBuildSuccessFn
}
if isFailed == nil {
isFailed = CheckBuildFailedFn
}
if isCanceled == nil {
isCanceled = CheckBuildCancelledFn
}
// wait 2 minutes for build to exist
err := wait.Poll(1*time.Second, 2*time.Minute, func() (bool, error) {
if _, err := c.Get(name, metav1.GetOptions{}); err != nil {
return false, nil
}
return true, nil
})
if err == wait.ErrWaitTimeout {
return fmt.Errorf("Timed out waiting for build %q to be created", name)
}
if err != nil {
return err
}
// wait longer for the build to run to completion
err = wait.Poll(5*time.Second, 60*time.Minute, func() (bool, error) {
list, err := c.List(metav1.ListOptions{FieldSelector: fields.Set{"metadata.name": name}.AsSelector().String()})
if err != nil {
e2e.Logf("error listing builds: %v", err)
return false, err
}
for i := range list.Items {
if name == list.Items[i].Name && (isOK(&list.Items[i]) || isCanceled(&list.Items[i])) {
return true, nil
}
if name != list.Items[i].Name {
return false, fmt.Errorf("While listing builds named %s, found unexpected build %#v", name, list.Items[i])
}
if isFailed(&list.Items[i]) {
return false, fmt.Errorf("The build %q status is %q", name, list.Items[i].Status.Phase)
}
}
return false, nil
})
if err != nil {
e2e.Logf("WaitForABuild returning with error: %v", err)
}
if err == wait.ErrWaitTimeout {
return fmt.Errorf("Timed out waiting for build %q to complete", name)
}
return err
}
// CheckBuildSuccessFn returns true if the build succeeded
var CheckBuildSuccessFn = func(b *buildapi.Build) bool {
return b.Status.Phase == buildapi.BuildPhaseComplete
}
// CheckBuildFailedFn return true if the build failed
var CheckBuildFailedFn = func(b *buildapi.Build) bool {
return b.Status.Phase == buildapi.BuildPhaseFailed || b.Status.Phase == buildapi.BuildPhaseError
}
// CheckBuildCancelledFn return true if the build was canceled
var CheckBuildCancelledFn = func(b *buildapi.Build) bool {
return b.Status.Phase == buildapi.BuildPhaseCancelled
}
// WaitForBuilderAccount waits until the builder service account gets fully
// provisioned
func WaitForBuilderAccount(c kcoreclient.ServiceAccountInterface) error {
waitFn := func() (bool, error) {
sc, err := c.Get("builder", metav1.GetOptions{})
if err != nil {
// If we can't access the service accounts, let's wait till the controller
// create it.
if errors.IsForbidden(err) {
return false, nil
}
return false, err
}
for _, s := range sc.Secrets {
if strings.Contains(s.Name, "dockercfg") {
return true, nil
}
}
return false, nil
}
return wait.Poll(time.Duration(100*time.Millisecond), 1*time.Minute, waitFn)
}
// WaitForAnImageStream waits for an ImageStream to fulfill the isOK function
func WaitForAnImageStream(client imagetypeclientset.ImageStreamInterface,
name string,
isOK, isFailed func(*imageapi.ImageStream) bool) error {
for {
list, err := client.List(metav1.ListOptions{FieldSelector: fields.Set{"metadata.name": name}.AsSelector().String()})
if err != nil {
return err
}
for i := range list.Items {
if isOK(&list.Items[i]) {
return nil
}
if isFailed(&list.Items[i]) {
return fmt.Errorf("The image stream %q status is %q",
name, list.Items[i].Annotations[imageapi.DockerImageRepositoryCheckAnnotation])
}
}
rv := list.ResourceVersion
w, err := client.Watch(metav1.ListOptions{FieldSelector: fields.Set{"metadata.name": name}.AsSelector().String(), ResourceVersion: rv})
if err != nil {
return err
}
defer w.Stop()
for {
val, ok := <-w.ResultChan()
if !ok {
// reget and re-watch
break
}
if e, ok := val.Object.(*imageapi.ImageStream); ok {
if isOK(e) {
return nil
}
if isFailed(e) {
return fmt.Errorf("The image stream %q status is %q",
name, e.Annotations[imageapi.DockerImageRepositoryCheckAnnotation])
}
}
}
}
}
// WaitForAnImageStreamTag waits until an image stream with given name has non-empty history for given tag.
// Defaults to waiting for 300 seconds
func WaitForAnImageStreamTag(oc *CLI, namespace, name, tag string) error {
return TimedWaitForAnImageStreamTag(oc, namespace, name, tag, time.Second*300)
}
// TimedWaitForAnImageStreamTag waits until an image stream with given name has non-empty history for given tag.
// Gives up waiting after the specified waitTimeout
func TimedWaitForAnImageStreamTag(oc *CLI, namespace, name, tag string, waitTimeout time.Duration) error {
g.By(fmt.Sprintf("waiting for an is importer to import a tag %s into a stream %s", tag, name))
start := time.Now()
c := make(chan error)
go func() {
err := WaitForAnImageStream(
oc.ImageClient().Image().ImageStreams(namespace),
name,
func(is *imageapi.ImageStream) bool {
if history, exists := is.Status.Tags[tag]; !exists || len(history.Items) == 0 {
return false
}
return true
},
func(is *imageapi.ImageStream) bool {
return time.Now().After(start.Add(waitTimeout))
})
c <- err
}()
select {
case e := <-c:
return e
case <-time.After(waitTimeout):
return fmt.Errorf("timed out while waiting of an image stream tag %s/%s:%s", namespace, name, tag)
}
}
// CheckImageStreamLatestTagPopulatedFn returns true if the imagestream has a ':latest' tag filed
var CheckImageStreamLatestTagPopulatedFn = func(i *imageapi.ImageStream) bool {
_, ok := i.Status.Tags["latest"]
return ok
}
// CheckImageStreamTagNotFoundFn return true if the imagestream update was not successful
var CheckImageStreamTagNotFoundFn = func(i *imageapi.ImageStream) bool {
return strings.Contains(i.Annotations[imageapi.DockerImageRepositoryCheckAnnotation], "not") ||
strings.Contains(i.Annotations[imageapi.DockerImageRepositoryCheckAnnotation], "error")
}
// WaitForDeploymentConfig waits for a DeploymentConfig to complete transition
// to a given version and report minimum availability.
func WaitForDeploymentConfig(kc kclientset.Interface, dcClient appstypeclientset.DeploymentConfigsGetter, namespace, name string, version int64, cli *CLI) error {
e2e.Logf("waiting for deploymentconfig %s/%s to be available with version %d\n", namespace, name, version)
var dc *deployapi.DeploymentConfig
start := time.Now()
err := wait.Poll(time.Second, 15*time.Minute, func() (done bool, err error) {
dc, err = dcClient.DeploymentConfigs(namespace).Get(name, metav1.GetOptions{})
if err != nil {
return false, err
}
// TODO re-enable this check once @mfojtik introduces a test that ensures we'll only ever get
// exactly one deployment triggered.
/*
if dc.Status.LatestVersion > version {
return false, fmt.Errorf("latestVersion %d passed %d", dc.Status.LatestVersion, version)
}
*/
if dc.Status.LatestVersion < version {
return false, nil
}
var progressing, available *deployapi.DeploymentCondition
for i, condition := range dc.Status.Conditions {
switch condition.Type {
case deployapi.DeploymentProgressing:
progressing = &dc.Status.Conditions[i]
case deployapi.DeploymentAvailable:
available = &dc.Status.Conditions[i]
}
}
if progressing != nil && progressing.Status == kapi.ConditionFalse {
return false, fmt.Errorf("not progressing")
}
if progressing != nil &&
progressing.Status == kapi.ConditionTrue &&
progressing.Reason == deployapi.NewRcAvailableReason &&
available != nil &&
available.Status == kapi.ConditionTrue {
return true, nil
}
return false, nil
})
if err != nil {
e2e.Logf("got error %q when waiting for deploymentconfig %s/%s to be available with version %d\n", err, namespace, name, version)
cli.Run("get").Args("dc", dc.Name, "-o", "yaml").Execute()
DumpDeploymentLogs(name, version, cli)
DumpApplicationPodLogs(name, cli)
return err
}
requirement, err := labels.NewRequirement(deployapi.DeploymentLabel, selection.Equals, []string{deployutil.LatestDeploymentNameForConfig(dc)})
if err != nil {
return err
}
podnames, err := GetPodNamesByFilter(kc.CoreV1().Pods(namespace), labels.NewSelector().Add(*requirement), func(kapiv1.Pod) bool { return true })
if err != nil {
return err
}
e2e.Logf("deploymentconfig %s/%s available after %s\npods: %s\n", namespace, name, time.Now().Sub(start), strings.Join(podnames, ", "))
return nil
}
func isUsageSynced(received, expected kapi.ResourceList, expectedIsUpperLimit bool) bool {
resourceNames := quota.ResourceNames(expected)
masked := quota.Mask(received, resourceNames)
if len(masked) != len(expected) {
return false
}
if expectedIsUpperLimit {
if le, _ := quota.LessThanOrEqual(masked, expected); !le {
return false
}
} else {
if le, _ := quota.LessThanOrEqual(expected, masked); !le {
return false
}
}
return true
}
// WaitForResourceQuotaSync watches given resource quota until its usage is updated to desired level or a
// timeout occurs. If successful, used quota values will be returned for expected resources. Otherwise an
// ErrWaitTimeout will be returned. If expectedIsUpperLimit is true, given expected usage must compare greater
// or equal to quota's usage, which is useful for expected usage increment. Otherwise expected usage must
// compare lower or equal to quota's usage, which is useful for expected usage decrement.
func WaitForResourceQuotaSync(
client kinternalcoreclient.ResourceQuotaInterface,
name string,
expectedUsage kapi.ResourceList,
expectedIsUpperLimit bool,
timeout time.Duration,
) (kapi.ResourceList, error) {
startTime := time.Now()
endTime := startTime.Add(timeout)
expectedResourceNames := quota.ResourceNames(expectedUsage)
list, err := client.List(metav1.ListOptions{FieldSelector: fields.Set{"metadata.name": name}.AsSelector().String()})
if err != nil {
return nil, err
}
for i := range list.Items {
used := quota.Mask(list.Items[i].Status.Used, expectedResourceNames)
if isUsageSynced(used, expectedUsage, expectedIsUpperLimit) {
return used, nil
}
}
rv := list.ResourceVersion
w, err := client.Watch(metav1.ListOptions{FieldSelector: fields.Set{"metadata.name": name}.AsSelector().String(), ResourceVersion: rv})
if err != nil {
return nil, err
}
defer w.Stop()
for time.Now().Before(endTime) {
select {
case val, ok := <-w.ResultChan():
if !ok {
// reget and re-watch
continue
}
if rq, ok := val.Object.(*kapi.ResourceQuota); ok {
used := quota.Mask(rq.Status.Used, expectedResourceNames)
if isUsageSynced(used, expectedUsage, expectedIsUpperLimit) {
return used, nil
}
}
case <-time.After(endTime.Sub(time.Now())):
return nil, wait.ErrWaitTimeout
}
}
return nil, wait.ErrWaitTimeout
}
// GetPodNamesByFilter looks up pods that satisfy the predicate and returns their names.
func GetPodNamesByFilter(c kcoreclient.PodInterface, label labels.Selector, predicate func(kapiv1.Pod) bool) (podNames []string, err error) {
podList, err := c.List(metav1.ListOptions{LabelSelector: label.String()})
if err != nil {
return nil, err
}
for _, pod := range podList.Items {
if predicate(pod) {
podNames = append(podNames, pod.Name)
}
}
return podNames, nil
}
func WaitForAJob(c kbatchclient.JobInterface, name string, timeout time.Duration) error {
return wait.Poll(1*time.Second, timeout, func() (bool, error) {
j, e := c.Get(name, metav1.GetOptions{})
if e != nil {
return true, e
}
// TODO soltysh: replace this with a function once such exist, currently
// it's private in the controller
for _, c := range j.Status.Conditions {
if (c.Type == batchv1.JobComplete || c.Type == batchv1.JobFailed) && c.Status == kapiv1.ConditionTrue {
return true, nil
}
}
return false, nil
})
}
// WaitForPods waits until given number of pods that match the label selector and
// satisfy the predicate are found
func WaitForPods(c kcoreclient.PodInterface, label labels.Selector, predicate func(kapiv1.Pod) bool, count int, timeout time.Duration) ([]string, error) {
var podNames []string
err := wait.Poll(1*time.Second, timeout, func() (bool, error) {
p, e := GetPodNamesByFilter(c, label, predicate)
if e != nil {
return true, e
}
if len(p) != count {
return false, nil
}
podNames = p
return true, nil
})
return podNames, err
}
// CheckPodIsRunningFn returns true if the pod is running
var CheckPodIsRunningFn = func(pod kapiv1.Pod) bool {
return pod.Status.Phase == kapiv1.PodRunning
}
// CheckPodIsSucceededFn returns true if the pod status is "Succdeded"
var CheckPodIsSucceededFn = func(pod kapiv1.Pod) bool {
return pod.Status.Phase == kapiv1.PodSucceeded
}
// CheckPodIsReadyFn returns true if the pod's ready probe determined that the pod is ready.
var CheckPodIsReadyFn = func(pod kapiv1.Pod) bool {
if pod.Status.Phase != kapiv1.PodRunning {
return false
}
for _, cond := range pod.Status.Conditions {
if cond.Type != kapiv1.PodReady {
continue
}
return cond.Status == kapiv1.ConditionTrue
}
return false
}
// WaitUntilPodIsGone waits until the named Pod will disappear
func WaitUntilPodIsGone(c kcoreclient.PodInterface, podName string, timeout time.Duration) error {
return wait.Poll(1*time.Second, timeout, func() (bool, error) {
_, err := c.Get(podName, metav1.GetOptions{})
if err != nil {
if strings.Contains(err.Error(), "not found") {
return true, nil
}
return true, err
}
return false, nil
})