mirror of
https://github.com/k3s-io/kubernetes.git
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406 lines
12 KiB
Go
406 lines
12 KiB
Go
/*
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Copyright 2020 The Kubernetes Authors.
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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 validation
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import (
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"strings"
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"testing"
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"k8s.io/apimachinery/pkg/util/validation/field"
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"k8s.io/kubernetes/pkg/apis/apiserverinternal"
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)
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func TestValidateServerStorageVersion(t *testing.T) {
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cases := []struct {
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ssv apiserverinternal.ServerStorageVersion
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expectedErr string
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}{
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "-fea",
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EncodingVersion: "v1alpha1",
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DecodableVersions: []string{"v1alpha1", "v1"},
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},
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expectedErr: "apiServerID: Invalid value",
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "v1alpha1",
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DecodableVersions: []string{"v1beta1", "v1"},
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},
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expectedErr: "decodableVersions must include encodingVersion",
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "v1alpha1",
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DecodableVersions: []string{"v1alpha1", "v1", "-fea"},
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},
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expectedErr: "decodableVersions[2]: Invalid value",
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "v1alpha1",
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DecodableVersions: []string{"v1alpha1", "v1"},
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},
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expectedErr: "",
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "mygroup.com/v2",
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DecodableVersions: []string{"v1alpha1", "v1", "mygroup.com/v2"},
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},
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expectedErr: "",
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "mygroup.com/v2",
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DecodableVersions: []string{"mygroup.com/v2", "/v3"},
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},
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expectedErr: `[].decodableVersions[1]: Invalid value: "/v3": group part: must be non-empty`,
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "mygroup.com/v2",
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DecodableVersions: []string{"mygroup.com/v2", "mygroup.com/"},
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},
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expectedErr: `[].decodableVersions[1]: Invalid value: "mygroup.com/": version part: must be non-empty`,
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "/v3",
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DecodableVersions: []string{"mygroup.com/v2", "/v3"},
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},
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expectedErr: `[].encodingVersion: Invalid value: "/v3": group part: must be non-empty`,
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "v1",
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DecodableVersions: []string{"v1", "mygroup_com/v2"},
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},
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expectedErr: `[].decodableVersions[1]: Invalid value: "mygroup_com/v2": group part: a lowercase RFC 1123 subdomain must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character (e.g. 'example.com', regex used for validation is '[a-z0-9]([-a-z0-9]*[a-z0-9])?(\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*')`,
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "v1",
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DecodableVersions: []string{"v1", "mygroup.com/v2_"},
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},
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expectedErr: `[].decodableVersions[1]: Invalid value: "mygroup.com/v2_": version part: a DNS-1035 label must consist of lower case alphanumeric characters or '-', start with an alphabetic character, and end with an alphanumeric character (e.g. 'my-name', or 'abc-123', regex used for validation is '[a-z]([-a-z0-9]*[a-z0-9])?')`,
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},
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{
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ssv: apiserverinternal.ServerStorageVersion{
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APIServerID: "fea",
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EncodingVersion: "v1",
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DecodableVersions: []string{"v1", "mygroup.com/v2/myresource"},
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},
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expectedErr: `[].decodableVersions[1]: Invalid value: "mygroup.com/v2/myresource": an apiVersion is a DNS-1035 label, which must consist of lower case alphanumeric characters or '-', start with an alphabetic character, and end with an alphanumeric character (e.g. 'my-name', or 'abc-123', regex used for validation is '[a-z]([-a-z0-9]*[a-z0-9])?') with an optional DNS subdomain prefix and '/' (e.g. 'example.com/MyVersion')`,
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},
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}
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for _, tc := range cases {
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err := validateServerStorageVersion(tc.ssv, field.NewPath("")).ToAggregate()
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if err == nil && len(tc.expectedErr) == 0 {
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continue
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}
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if err != nil && len(tc.expectedErr) == 0 {
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t.Errorf("unexpected error %v", err)
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continue
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}
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if err == nil && len(tc.expectedErr) != 0 {
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t.Errorf("unexpected empty error")
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continue
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}
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if !strings.Contains(err.Error(), tc.expectedErr) {
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t.Errorf("expected error to contain %s, got %s", tc.expectedErr, err)
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}
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}
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}
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func TestValidateCommonVersion(t *testing.T) {
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cases := []struct {
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status apiserverinternal.StorageVersionStatus
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expectedErr string
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}{
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{
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status: apiserverinternal.StorageVersionStatus{
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StorageVersions: []apiserverinternal.ServerStorageVersion{},
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CommonEncodingVersion: func() *string { a := "v1alpha1"; return &a }(),
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},
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expectedErr: "should be nil if servers do not agree on the same encoding version, or if there is no server reporting the supported versions yet",
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},
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{
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status: apiserverinternal.StorageVersionStatus{
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StorageVersions: []apiserverinternal.ServerStorageVersion{
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{
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APIServerID: "1",
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EncodingVersion: "v1alpha1",
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},
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{
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APIServerID: "2",
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EncodingVersion: "v1",
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},
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},
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CommonEncodingVersion: func() *string { a := "v1alpha1"; return &a }(),
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},
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expectedErr: "should be nil if servers do not agree on the same encoding version, or if there is no server reporting the supported versions yet",
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},
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{
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status: apiserverinternal.StorageVersionStatus{
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StorageVersions: []apiserverinternal.ServerStorageVersion{
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{
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APIServerID: "1",
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EncodingVersion: "v1alpha1",
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},
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{
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APIServerID: "2",
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EncodingVersion: "v1alpha1",
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},
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},
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CommonEncodingVersion: nil,
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},
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expectedErr: "Invalid value: \"null\": the common encoding version is v1alpha1",
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},
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{
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status: apiserverinternal.StorageVersionStatus{
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StorageVersions: []apiserverinternal.ServerStorageVersion{
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{
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APIServerID: "1",
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EncodingVersion: "v1alpha1",
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},
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{
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APIServerID: "2",
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EncodingVersion: "v1alpha1",
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},
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},
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CommonEncodingVersion: func() *string { a := "v1"; return &a }(),
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},
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expectedErr: "Invalid value: \"v1\": the actual common encoding version is v1alpha1",
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},
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{
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status: apiserverinternal.StorageVersionStatus{
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StorageVersions: []apiserverinternal.ServerStorageVersion{
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{
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APIServerID: "1",
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EncodingVersion: "v1alpha1",
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},
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{
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APIServerID: "2",
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EncodingVersion: "v1alpha1",
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},
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},
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CommonEncodingVersion: func() *string { a := "v1alpha1"; return &a }(),
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},
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expectedErr: "",
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},
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{
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status: apiserverinternal.StorageVersionStatus{
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StorageVersions: []apiserverinternal.ServerStorageVersion{
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{
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APIServerID: "1",
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EncodingVersion: "v1alpha1",
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},
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},
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CommonEncodingVersion: func() *string { a := "v1alpha1"; return &a }(),
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},
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expectedErr: "",
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},
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}
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for _, tc := range cases {
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err := validateCommonVersion(tc.status, field.NewPath(""))
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if err == nil && len(tc.expectedErr) == 0 {
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continue
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}
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if err != nil && len(tc.expectedErr) == 0 {
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t.Errorf("unexpected error %v", err)
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continue
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}
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if err == nil && len(tc.expectedErr) != 0 {
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t.Errorf("unexpected empty error")
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continue
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}
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if !strings.Contains(err.Error(), tc.expectedErr) {
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t.Errorf("expected error to contain %s, got %s", tc.expectedErr, err)
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}
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}
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}
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func TestValidateStorageVersionCondition(t *testing.T) {
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cases := []struct {
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conditions []apiserverinternal.StorageVersionCondition
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expectedErr string
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}{
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{
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conditions: []apiserverinternal.StorageVersionCondition{
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{
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Type: "-fea",
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Status: "True",
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Reason: "unknown",
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Message: "unknown",
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},
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},
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expectedErr: "type: Invalid value",
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},
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{
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conditions: []apiserverinternal.StorageVersionCondition{
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{
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Type: "fea",
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Status: "-True",
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Reason: "unknown",
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Message: "unknown",
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},
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},
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expectedErr: "status: Invalid value",
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},
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{
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conditions: []apiserverinternal.StorageVersionCondition{
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{
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Type: "fea",
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Status: "True",
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Message: "unknown",
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},
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},
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expectedErr: "Required value: reason cannot be empty",
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},
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{
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conditions: []apiserverinternal.StorageVersionCondition{
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{
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Type: "fea",
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Status: "True",
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Reason: "unknown",
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},
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},
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expectedErr: "Required value: message cannot be empty",
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},
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{
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conditions: []apiserverinternal.StorageVersionCondition{
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{
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Type: "fea",
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Status: "True",
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Reason: "unknown",
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Message: "unknown",
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},
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{
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Type: "fea",
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Status: "True",
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Reason: "unknown",
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Message: "unknown",
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},
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},
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expectedErr: `"fea": the type of the condition is not unique, it also appears in conditions[0]`,
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},
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{
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conditions: []apiserverinternal.StorageVersionCondition{
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{
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Type: "fea",
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Status: "True",
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Reason: "unknown",
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Message: "unknown",
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},
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},
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expectedErr: "",
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},
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}
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for _, tc := range cases {
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err := validateStorageVersionCondition(tc.conditions, field.NewPath("")).ToAggregate()
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if err == nil && len(tc.expectedErr) == 0 {
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continue
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}
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if err != nil && len(tc.expectedErr) == 0 {
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t.Errorf("unexpected error %v", err)
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continue
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}
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if err == nil && len(tc.expectedErr) != 0 {
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t.Errorf("unexpected empty error")
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continue
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}
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if !strings.Contains(err.Error(), tc.expectedErr) {
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t.Errorf("expected error to contain %s, got %s", tc.expectedErr, err)
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}
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}
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}
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func TestValidateStorageVersionName(t *testing.T) {
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cases := []struct {
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name string
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expectedErr string
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}{
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{
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name: "",
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expectedErr: `name must be in the form of <group>.<resource>`,
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},
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{
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name: "pods",
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expectedErr: `name must be in the form of <group>.<resource>`,
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},
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{
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name: "core.pods",
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expectedErr: "",
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},
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{
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name: "authentication.k8s.io.tokenreviews",
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expectedErr: "",
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},
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{
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name: strings.Repeat("x", 253) + ".tokenreviews",
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expectedErr: "",
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},
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{
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name: strings.Repeat("x", 254) + ".tokenreviews",
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expectedErr: `the group segment must be no more than 253 characters`,
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},
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{
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name: "authentication.k8s.io." + strings.Repeat("x", 63),
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expectedErr: "",
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},
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{
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name: "authentication.k8s.io." + strings.Repeat("x", 64),
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expectedErr: `the resource segment must be no more than 63 characters`,
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},
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}
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for _, tc := range cases {
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errs := ValidateStorageVersionName(tc.name, false)
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if errs == nil && len(tc.expectedErr) == 0 {
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continue
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}
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if errs != nil && len(tc.expectedErr) == 0 {
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t.Errorf("unexpected error %v", errs)
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continue
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}
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if errs == nil && len(tc.expectedErr) != 0 {
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t.Errorf("unexpected empty error")
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continue
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}
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found := false
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for _, msg := range errs {
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if msg == tc.expectedErr {
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found = true
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}
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}
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if !found {
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t.Errorf("expected error to contain %s, got %v", tc.expectedErr, errs)
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}
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}
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}
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