client/pkg/kn/commands/service/service_create_test.go

470 lines
15 KiB
Go

// Copyright © 2019 The Knative Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package service
import (
"errors"
"fmt"
"reflect"
"strings"
"testing"
api_errors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/watch"
"github.com/knative/client/pkg/kn/commands"
servinglib "github.com/knative/client/pkg/serving"
"github.com/knative/client/pkg/wait"
"github.com/knative/serving/pkg/apis/serving/v1alpha1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/resource"
"k8s.io/apimachinery/pkg/runtime"
client_testing "k8s.io/client-go/testing"
)
func fakeServiceCreate(args []string, withExistingService bool, sync bool) (
action client_testing.Action,
service *v1alpha1.Service,
output string,
err error) {
knParams := &commands.KnParams{}
nrGetCalled := 0
cmd, fakeServing, buf := commands.CreateTestKnCommand(NewServiceCommand(knParams), knParams)
fakeServing.AddReactor("get", "services",
func(a client_testing.Action) (bool, runtime.Object, error) {
nrGetCalled++
if withExistingService || (sync && nrGetCalled > 1) {
return true, &v1alpha1.Service{}, nil
}
return true, nil, api_errors.NewNotFound(schema.GroupResource{}, "")
})
fakeServing.AddReactor("create", "services",
func(a client_testing.Action) (bool, runtime.Object, error) {
createAction, ok := a.(client_testing.CreateAction)
action = createAction
if !ok {
return true, nil, fmt.Errorf("wrong kind of action %v", a)
}
service, ok = createAction.GetObject().(*v1alpha1.Service)
if !ok {
return true, nil, errors.New("was passed the wrong object")
}
return true, service, nil
})
fakeServing.AddReactor("update", "services",
func(a client_testing.Action) (bool, runtime.Object, error) {
updateAction, ok := a.(client_testing.UpdateAction)
action = updateAction
if !ok {
return true, nil, fmt.Errorf("wrong kind of action %v", a)
}
service, ok = updateAction.GetObject().(*v1alpha1.Service)
if !ok {
return true, nil, errors.New("was passed the wrong object")
}
return true, service, nil
})
if sync {
fakeServing.AddWatchReactor("services",
func(a client_testing.Action) (bool, watch.Interface, error) {
watchAction := a.(client_testing.WatchAction)
_, found := watchAction.GetWatchRestrictions().Fields.RequiresExactMatch("metadata.name")
if !found {
return true, nil, errors.New("no field selector on metadata.name found")
}
w := wait.NewFakeWatch(getServiceEvents("test-service"))
w.Start()
return true, w, nil
})
fakeServing.AddReactor("get", "services",
func(a client_testing.Action) (bool, runtime.Object, error) {
return true, &v1alpha1.Service{}, nil
})
}
cmd.SetArgs(args)
err = cmd.Execute()
if err != nil {
output = err.Error()
return
}
output = buf.String()
return
}
func getServiceEvents(name string) []watch.Event {
return []watch.Event{
{watch.Added, wait.CreateTestServiceWithConditions(name, corev1.ConditionUnknown, corev1.ConditionUnknown, "")},
{watch.Modified, wait.CreateTestServiceWithConditions(name, corev1.ConditionUnknown, corev1.ConditionTrue, "")},
{watch.Modified, wait.CreateTestServiceWithConditions(name, corev1.ConditionTrue, corev1.ConditionTrue, "")},
}
}
func TestServiceCreateImage(t *testing.T) {
action, created, output, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
} else if template.Spec.DeprecatedContainer.Image != "gcr.io/foo/bar:baz" {
t.Fatalf("wrong image set: %v", template.Spec.DeprecatedContainer.Image)
} else if !strings.Contains(output, "foo") || !strings.Contains(output, "created") ||
!strings.Contains(output, commands.FakeNamespace) {
t.Fatalf("wrong stdout message: %v", output)
}
}
func TestServiceCreateImageSync(t *testing.T) {
action, created, output, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz"}, false, true)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
}
if template.Spec.DeprecatedContainer.Image != "gcr.io/foo/bar:baz" {
t.Fatalf("wrong image set: %v", template.Spec.DeprecatedContainer.Image)
}
if !strings.Contains(output, "foo") || !strings.Contains(output, "created") ||
!strings.Contains(output, commands.FakeNamespace) {
t.Fatalf("wrong stdout message: %v", output)
}
if !strings.Contains(output, "OK") || !strings.Contains(output, "Waiting") {
t.Fatalf("not running in sync mode")
}
}
func TestServiceCreateEnv(t *testing.T) {
action, created, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz", "-e", "A=DOGS", "--env", "B=WOLVES", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
expectedEnvVars := map[string]string{
"A": "DOGS",
"B": "WOLVES"}
template, err := servinglib.GetRevisionTemplate(created)
actualEnvVars, err := servinglib.EnvToMap(template.Spec.DeprecatedContainer.Env)
if err != nil {
t.Fatal(err)
}
if err != nil {
t.Fatal(err)
} else if template.Spec.DeprecatedContainer.Image != "gcr.io/foo/bar:baz" {
t.Fatalf("wrong image set: %v", template.Spec.DeprecatedContainer.Image)
} else if !reflect.DeepEqual(
actualEnvVars,
expectedEnvVars) {
t.Fatalf("wrong env vars %v", template.Spec.DeprecatedContainer.Env)
}
}
func TestServiceCreateWithRequests(t *testing.T) {
action, created, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz", "--requests-cpu", "250m", "--requests-memory", "64Mi", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
expectedRequestsVars := corev1.ResourceList{
corev1.ResourceCPU: parseQuantity(t, "250m"),
corev1.ResourceMemory: parseQuantity(t, "64Mi"),
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
} else if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Requests,
expectedRequestsVars) {
t.Fatalf("wrong requests vars %v", template.Spec.DeprecatedContainer.Resources.Requests)
}
}
func TestServiceCreateWithLimits(t *testing.T) {
action, created, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz", "--limits-cpu", "1000m", "--limits-memory", "1024Mi", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
expectedLimitsVars := corev1.ResourceList{
corev1.ResourceCPU: parseQuantity(t, "1000m"),
corev1.ResourceMemory: parseQuantity(t, "1024Mi"),
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
} else if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Limits,
expectedLimitsVars) {
t.Fatalf("wrong limits vars %v", template.Spec.DeprecatedContainer.Resources.Limits)
}
}
func TestServiceCreateRequestsLimitsCPU(t *testing.T) {
action, created, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz", "--requests-cpu", "250m", "--limits-cpu", "1000m", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
expectedRequestsVars := corev1.ResourceList{
corev1.ResourceCPU: parseQuantity(t, "250m"),
}
expectedLimitsVars := corev1.ResourceList{
corev1.ResourceCPU: parseQuantity(t, "1000m"),
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
} else {
if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Requests,
expectedRequestsVars) {
t.Fatalf("wrong requests vars %v", template.Spec.DeprecatedContainer.Resources.Requests)
}
if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Limits,
expectedLimitsVars) {
t.Fatalf("wrong limits vars %v", template.Spec.DeprecatedContainer.Resources.Limits)
}
}
}
func TestServiceCreateRequestsLimitsMemory(t *testing.T) {
action, created, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz", "--requests-memory", "64Mi", "--limits-memory", "1024Mi", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
expectedRequestsVars := corev1.ResourceList{
corev1.ResourceMemory: parseQuantity(t, "64Mi"),
}
expectedLimitsVars := corev1.ResourceList{
corev1.ResourceMemory: parseQuantity(t, "1024Mi"),
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
} else {
if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Requests,
expectedRequestsVars) {
t.Fatalf("wrong requests vars %v", template.Spec.DeprecatedContainer.Resources.Requests)
}
if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Limits,
expectedLimitsVars) {
t.Fatalf("wrong limits vars %v", template.Spec.DeprecatedContainer.Resources.Limits)
}
}
}
func TestServiceCreateMaxMinScale(t *testing.T) {
action, created, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz",
"--min-scale", "1", "--max-scale", "5", "--concurrency-target", "10", "--concurrency-limit", "100", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
}
actualAnnos := template.Annotations
expectedAnnos := []string{
"autoscaling.knative.dev/minScale", "1",
"autoscaling.knative.dev/maxScale", "5",
"autoscaling.knative.dev/target", "10",
}
for i := 0; i < len(expectedAnnos); i += 2 {
anno := expectedAnnos[i]
if actualAnnos[anno] != expectedAnnos[i+1] {
t.Fatalf("Unexpected annotation value for %s : %s (actual) != %s (expected)",
anno, actualAnnos[anno], expectedAnnos[i+1])
}
}
if template.Spec.ContainerConcurrency != 100 {
t.Fatalf("container concurrency not set to given value 1000")
}
}
func TestServiceCreateRequestsLimitsCPUMemory(t *testing.T) {
action, created, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:baz",
"--requests-cpu", "250m", "--limits-cpu", "1000m",
"--requests-memory", "64Mi", "--limits-memory", "1024Mi", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
expectedRequestsVars := corev1.ResourceList{
corev1.ResourceCPU: parseQuantity(t, "250m"),
corev1.ResourceMemory: parseQuantity(t, "64Mi"),
}
expectedLimitsVars := corev1.ResourceList{
corev1.ResourceCPU: parseQuantity(t, "1000m"),
corev1.ResourceMemory: parseQuantity(t, "1024Mi"),
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
} else {
if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Requests,
expectedRequestsVars) {
t.Fatalf("wrong requests vars %v", template.Spec.DeprecatedContainer.Resources.Requests)
}
if !reflect.DeepEqual(
template.Spec.DeprecatedContainer.Resources.Limits,
expectedLimitsVars) {
t.Fatalf("wrong limits vars %v", template.Spec.DeprecatedContainer.Resources.Limits)
}
}
}
func parseQuantity(t *testing.T, quantityString string) resource.Quantity {
quantity, err := resource.ParseQuantity(quantityString)
if err != nil {
t.Fatal(err)
}
return quantity
}
func TestServiceCreateImageExistsAndNoForce(t *testing.T) {
_, _, output, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:v2", "--async"}, true, false)
if err == nil {
t.Fatal(err)
}
if !strings.Contains(output, "foo") ||
!strings.Contains(output, commands.FakeNamespace) ||
!strings.Contains(output, "create") ||
!strings.Contains(output, "--force") {
t.Errorf("Invalid error output: '%s'", output)
}
}
func TestServiceCreateImageForce(t *testing.T) {
action, created, output, err := fakeServiceCreate([]string{
"service", "create", "foo", "--force", "--image", "gcr.io/foo/bar:v2", "--async"}, true, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("update", "services") {
t.Fatalf("Bad action %v", action)
}
template, err := servinglib.GetRevisionTemplate(created)
if err != nil {
t.Fatal(err)
} else if template.Spec.DeprecatedContainer.Image != "gcr.io/foo/bar:v2" {
t.Fatalf("wrong image set: %v", template.Spec.DeprecatedContainer.Image)
} else if !strings.Contains(output, "foo") || !strings.Contains(output, commands.FakeNamespace) {
t.Fatalf("wrong output: %s", output)
}
}
func TestServiceCreateEnvForce(t *testing.T) {
_, _, _, err := fakeServiceCreate([]string{
"service", "create", "foo", "--image", "gcr.io/foo/bar:v1", "-e", "A=DOGS", "--env", "B=WOLVES", "--async"}, false, false)
if err != nil {
t.Fatal(err)
}
action, created, output, err := fakeServiceCreate([]string{
"service", "create", "foo", "--force", "--image", "gcr.io/foo/bar:v2", "-e", "A=CATS", "--env", "B=LIONS", "--async"}, false, false)
if err != nil {
t.Fatal(err)
} else if !action.Matches("create", "services") {
t.Fatalf("Bad action %v", action)
}
expectedEnvVars := map[string]string{
"A": "CATS",
"B": "LIONS"}
template, err := servinglib.GetRevisionTemplate(created)
actualEnvVars, err := servinglib.EnvToMap(template.Spec.DeprecatedContainer.Env)
if err != nil {
t.Fatal(err)
}
if err != nil {
t.Fatal(err)
} else if template.Spec.DeprecatedContainer.Image != "gcr.io/foo/bar:v2" {
t.Fatalf("wrong image set: %v", template.Spec.DeprecatedContainer.Image)
} else if !reflect.DeepEqual(
actualEnvVars,
expectedEnvVars) {
t.Fatalf("wrong env vars:%v", template.Spec.DeprecatedContainer.Env)
} else if !strings.Contains(output, "foo") || !strings.Contains(output, commands.FakeNamespace) {
t.Fatalf("wrong output: %s", output)
}
}