mirror of
https://github.com/optim-enterprises-bv/kubernetes.git
synced 2025-11-03 19:58:17 +00:00
434 lines
12 KiB
Go
434 lines
12 KiB
Go
/*
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Copyright 2014 Google Inc. All rights reserved.
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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 api
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import (
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"reflect"
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"strings"
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"testing"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/api/v1beta1"
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"github.com/GoogleCloudPlatform/kubernetes/pkg/util"
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)
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func TestValidateVolumes(t *testing.T) {
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successCase := []Volume{
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{Name: "abc"},
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{Name: "123", Source: &VolumeSource{HostDirectory: &HostDirectory{"/mnt/path2"}}},
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{Name: "abc-123", Source: &VolumeSource{HostDirectory: &HostDirectory{"/mnt/path3"}}},
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{Name: "empty", Source: &VolumeSource{EmptyDirectory: &EmptyDirectory{}}},
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}
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names, errs := validateVolumes(successCase)
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if len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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if len(names) != 4 || !names.HasAll("abc", "123", "abc-123", "empty") {
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t.Errorf("wrong names result: %v", names)
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}
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errorCases := map[string][]Volume{
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"zero-length name": {{Name: ""}},
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"name > 63 characters": {{Name: strings.Repeat("a", 64)}},
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"name not a DNS label": {{Name: "a.b.c"}},
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"name not unique": {{Name: "abc"}, {Name: "abc"}},
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}
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for k, v := range errorCases {
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if _, errs := validateVolumes(v); len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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}
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}
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func TestValidatePorts(t *testing.T) {
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successCase := []Port{
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{Name: "abc", ContainerPort: 80, HostPort: 80, Protocol: "TCP"},
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{Name: "123", ContainerPort: 81, HostPort: 81},
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{Name: "easy", ContainerPort: 82, Protocol: "TCP"},
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{Name: "as", ContainerPort: 83, Protocol: "UDP"},
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{Name: "do-re-me", ContainerPort: 84},
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{Name: "baby-you-and-me", ContainerPort: 82, Protocol: "tcp"},
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{ContainerPort: 85},
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}
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if errs := validatePorts(successCase); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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nonCanonicalCase := []Port{
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{ContainerPort: 80},
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}
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if errs := validatePorts(nonCanonicalCase); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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if nonCanonicalCase[0].HostPort != 80 || nonCanonicalCase[0].Protocol != "TCP" {
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t.Errorf("expected default values: %+v", nonCanonicalCase[0])
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}
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errorCases := map[string][]Port{
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"name > 63 characters": {{Name: strings.Repeat("a", 64), ContainerPort: 80}},
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"name not a DNS label": {{Name: "a.b.c", ContainerPort: 80}},
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"name not unique": {
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{Name: "abc", ContainerPort: 80},
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{Name: "abc", ContainerPort: 81},
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},
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"zero container port": {{ContainerPort: 0}},
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"invalid container port": {{ContainerPort: 65536}},
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"invalid host port": {{ContainerPort: 80, HostPort: 65536}},
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"invalid protocol": {{ContainerPort: 80, Protocol: "ICMP"}},
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}
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for k, v := range errorCases {
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if errs := validatePorts(v); len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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}
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}
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func TestValidateEnv(t *testing.T) {
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successCase := []EnvVar{
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{Name: "abc", Value: "value"},
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{Name: "ABC", Value: "value"},
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{Name: "AbC_123", Value: "value"},
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{Name: "abc", Value: ""},
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}
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if errs := validateEnv(successCase); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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errorCases := map[string][]EnvVar{
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"zero-length name": {{Name: ""}},
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"name not a C identifier": {{Name: "a.b.c"}},
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}
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for k, v := range errorCases {
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if errs := validateEnv(v); len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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}
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}
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func TestEnvConversion(t *testing.T) {
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nonCanonical := []v1beta1.EnvVar{
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{Key: "EV"},
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{Key: "EV", Name: "EX"},
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}
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canonical := []EnvVar{
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{Name: "EV"},
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{Name: "EX"},
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}
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for i := range nonCanonical {
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var got EnvVar
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err := Convert(&nonCanonical[i], &got)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if e, a := canonical[i], got; !reflect.DeepEqual(e, a) {
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t.Errorf("expected %v, got %v", e, a)
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}
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}
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// Test conversion the other way, too.
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for i := range canonical {
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var got v1beta1.EnvVar
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err := Convert(&canonical[i], &got)
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if err != nil {
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t.Fatalf("unexpected error: %v", err)
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}
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if e, a := canonical[i].Name, got.Key; e != a {
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t.Errorf("expected %v, got %v", e, a)
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}
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if e, a := canonical[i].Name, got.Name; e != a {
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t.Errorf("expected %v, got %v", e, a)
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}
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}
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}
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func TestValidateVolumeMounts(t *testing.T) {
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volumes := util.NewStringSet("abc", "123", "abc-123")
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successCase := []VolumeMount{
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{Name: "abc", MountPath: "/foo"},
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{Name: "123", MountPath: "/foo"},
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{Name: "abc-123", MountPath: "/bar"},
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}
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if errs := validateVolumeMounts(successCase, volumes); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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nonCanonicalCase := []VolumeMount{
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{Name: "abc", Path: "/foo"},
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}
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if errs := validateVolumeMounts(nonCanonicalCase, volumes); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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if nonCanonicalCase[0].MountPath != "/foo" {
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t.Errorf("expected canonicalized values: %+v", nonCanonicalCase[0])
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}
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errorCases := map[string][]VolumeMount{
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"empty name": {{Name: "", MountPath: "/foo"}},
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"name not found": {{Name: "", MountPath: "/foo"}},
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"empty mountpath": {{Name: "abc", MountPath: ""}},
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}
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for k, v := range errorCases {
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if errs := validateVolumeMounts(v, volumes); len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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}
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}
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func TestValidateContainers(t *testing.T) {
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volumes := util.StringSet{}
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successCase := []Container{
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{Name: "abc", Image: "image"},
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{Name: "123", Image: "image"},
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{Name: "abc-123", Image: "image"},
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}
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if errs := validateContainers(successCase, volumes); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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errorCases := map[string][]Container{
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"zero-length name": {{Name: "", Image: "image"}},
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"name > 63 characters": {{Name: strings.Repeat("a", 64), Image: "image"}},
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"name not a DNS label": {{Name: "a.b.c", Image: "image"}},
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"name not unique": {
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{Name: "abc", Image: "image"},
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{Name: "abc", Image: "image"},
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},
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"zero-length image": {{Name: "abc", Image: ""}},
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"host port not unique": {
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{Name: "abc", Image: "image", Ports: []Port{{ContainerPort: 80, HostPort: 80}}},
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{Name: "def", Image: "image", Ports: []Port{{ContainerPort: 81, HostPort: 80}}},
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},
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"invalid env var name": {
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{Name: "abc", Image: "image", Env: []EnvVar{{Name: "ev.1"}}},
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},
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"unknown volume name": {
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{Name: "abc", Image: "image", VolumeMounts: []VolumeMount{{Name: "anything", MountPath: "/foo"}}},
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},
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}
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for k, v := range errorCases {
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if errs := validateContainers(v, volumes); len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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}
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}
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func TestValidateManifest(t *testing.T) {
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successCases := []ContainerManifest{
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{Version: "v1beta1", ID: "abc"},
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{Version: "v1beta2", ID: "123"},
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{Version: "V1BETA1", ID: "abc.123.do-re-mi"},
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{
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Version: "v1beta1",
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ID: "abc",
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Volumes: []Volume{{Name: "vol1", Source: &VolumeSource{HostDirectory: &HostDirectory{"/mnt/vol1"}}},
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{Name: "vol2", Source: &VolumeSource{HostDirectory: &HostDirectory{"/mnt/vol2"}}}},
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Containers: []Container{
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{
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Name: "abc",
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Image: "image",
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Command: []string{"foo", "bar"},
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WorkingDir: "/tmp",
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Memory: 1,
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CPU: 1,
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Ports: []Port{
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{Name: "p1", ContainerPort: 80, HostPort: 8080},
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{Name: "p2", ContainerPort: 81},
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{ContainerPort: 82},
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},
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Env: []EnvVar{
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{Name: "ev1", Value: "val1"},
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{Name: "ev2", Value: "val2"},
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{Name: "EV3", Value: "val3"},
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},
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VolumeMounts: []VolumeMount{
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{Name: "vol1", MountPath: "/foo"},
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{Name: "vol1", Path: "/bar"},
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},
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},
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},
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},
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}
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for _, manifest := range successCases {
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if errs := ValidateManifest(&manifest); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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}
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errorCases := map[string]ContainerManifest{
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"empty version": {Version: "", ID: "abc"},
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"invalid version": {Version: "bogus", ID: "abc"},
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"invalid volume name": {
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Version: "v1beta1",
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ID: "abc",
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Volumes: []Volume{{Name: "vol.1"}},
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},
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"invalid container name": {
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Version: "v1beta1",
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ID: "abc",
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Containers: []Container{{Name: "ctr.1", Image: "image"}},
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},
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}
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for k, v := range errorCases {
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if errs := ValidateManifest(&v); len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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}
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}
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func TestValidatePod(t *testing.T) {
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errs := ValidatePod(&Pod{
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JSONBase: JSONBase{ID: "foo"},
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Labels: map[string]string{
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"foo": "bar",
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},
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DesiredState: PodState{
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Manifest: ContainerManifest{Version: "v1beta1", ID: "abc"},
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RestartPolicy: RestartPolicy{Type: "RestartAlways"},
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},
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})
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if len(errs) != 0 {
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t.Errorf("Unexpected non-zero error list: %#v", errs)
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}
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errs = ValidatePod(&Pod{
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JSONBase: JSONBase{ID: "foo"},
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Labels: map[string]string{
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"foo": "bar",
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},
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DesiredState: PodState{
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Manifest: ContainerManifest{Version: "v1beta1", ID: "abc"},
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},
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})
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if len(errs) != 0 {
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t.Errorf("Unexpected non-zero error list: %#v", errs)
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}
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errs = ValidatePod(&Pod{
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JSONBase: JSONBase{ID: "foo"},
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Labels: map[string]string{
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"foo": "bar",
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},
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DesiredState: PodState{
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Manifest: ContainerManifest{Version: "v1beta1", ID: "abc"},
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RestartPolicy: RestartPolicy{Type: "WhatEver"},
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},
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})
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if len(errs) != 1 {
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t.Errorf("Unexpected error list: %#v", errs)
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}
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}
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func TestValidateService(t *testing.T) {
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errs := ValidateService(&Service{
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JSONBase: JSONBase{ID: "foo"},
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Selector: map[string]string{
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"foo": "bar",
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},
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})
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if len(errs) != 0 {
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t.Errorf("Unexpected non-zero error list: %#v", errs)
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}
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errs = ValidateService(&Service{
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Selector: map[string]string{
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"foo": "bar",
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},
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})
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if len(errs) != 1 {
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t.Errorf("Unexpected error list: %#v", errs)
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}
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errs = ValidateService(&Service{
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JSONBase: JSONBase{ID: "foo"},
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})
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if len(errs) != 1 {
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t.Errorf("Unexpected error list: %#v", errs)
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}
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errs = ValidateService(&Service{})
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if len(errs) != 2 {
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t.Errorf("Unexpected error list: %#v", errs)
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}
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}
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func TestValidateReplicationController(t *testing.T) {
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validSelector := map[string]string{"a": "b"}
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validPodTemplate := PodTemplate{
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DesiredState: PodState{
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Manifest: ContainerManifest{
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Version: "v1beta1",
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},
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},
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}
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successCases := []ReplicationController{
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{
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JSONBase: JSONBase{ID: "abc"},
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DesiredState: ReplicationControllerState{
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ReplicaSelector: validSelector,
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PodTemplate: validPodTemplate,
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},
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},
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{
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JSONBase: JSONBase{ID: "abc-123"},
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DesiredState: ReplicationControllerState{
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ReplicaSelector: validSelector,
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PodTemplate: validPodTemplate,
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},
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},
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}
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for _, successCase := range successCases {
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if errs := ValidateReplicationController(&successCase); len(errs) != 0 {
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t.Errorf("expected success: %v", errs)
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}
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}
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errorCases := map[string]ReplicationController{
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"zero-length ID": {
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JSONBase: JSONBase{ID: ""},
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DesiredState: ReplicationControllerState{
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ReplicaSelector: validSelector,
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PodTemplate: validPodTemplate,
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},
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},
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"empty selector": {
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JSONBase: JSONBase{ID: "abc"},
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DesiredState: ReplicationControllerState{
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PodTemplate: validPodTemplate,
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},
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},
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"invalid manifest": {
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JSONBase: JSONBase{ID: "abc"},
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DesiredState: ReplicationControllerState{
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ReplicaSelector: validSelector,
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},
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},
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"negative_replicas": {
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JSONBase: JSONBase{ID: "abc"},
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DesiredState: ReplicationControllerState{
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Replicas: -1,
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ReplicaSelector: validSelector,
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},
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},
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}
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for k, v := range errorCases {
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if errs := ValidateReplicationController(&v); len(errs) == 0 {
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t.Errorf("expected failure for %s", k)
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}
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}
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}
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