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The selected key type is defined by kubeadm's --feature-gates option: if it contains PublicKeysECDSA=true then ECDSA keys will be generated and used. By default RSA keys are used still. Signed-off-by: Dmitry Rozhkov <dmitry.rozhkov@linux.intel.com>
220 lines
6.9 KiB
Go
220 lines
6.9 KiB
Go
/*
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Copyright 2017 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 features
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import (
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"reflect"
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"testing"
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"k8s.io/apimachinery/pkg/util/version"
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"k8s.io/component-base/featuregate"
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)
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func TestKnownFeatures(t *testing.T) {
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var someFeatures = FeatureList{
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"feature2": {FeatureSpec: featuregate.FeatureSpec{Default: true, PreRelease: featuregate.Alpha}},
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"feature1": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.Beta}},
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"feature3": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.GA}},
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"hidden": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.GA}, HiddenInHelpText: true},
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}
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r := KnownFeatures(&someFeatures)
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if len(r) != 3 {
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t.Errorf("KnownFeatures returned %d values, expected 3", len(r))
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}
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// check the first value is feature1 (the list should be sorted); prerelease and default should be present
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f1 := "feature1=true|false (BETA - default=false)"
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if r[0] != f1 {
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t.Errorf("KnownFeatures returned %s values, expected %s", r[0], f1)
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}
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// check the second value is feature2; prerelease and default should be present
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f2 := "feature2=true|false (ALPHA - default=true)"
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if r[1] != f2 {
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t.Errorf("KnownFeatures returned %s values, expected %s", r[1], f2)
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}
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// check the second value is feature3; prerelease should not be shown for GA features; default should be present
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f3 := "feature3=true|false (default=false)"
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if r[2] != f3 {
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t.Errorf("KnownFeatures returned %s values, expected %s", r[2], f3)
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}
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}
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func TestNewFeatureGate(t *testing.T) {
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var someFeatures = FeatureList{
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"feature1": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.Beta}},
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"feature2": {FeatureSpec: featuregate.FeatureSpec{Default: true, PreRelease: featuregate.Alpha}},
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"deprecated": {FeatureSpec: featuregate.FeatureSpec{Default: true, PreRelease: featuregate.Deprecated}},
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}
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var tests = []struct {
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value string
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expectedError bool
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expectedFeaturesGate map[string]bool
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}{
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{ //invalid value (missing =)
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value: "invalidValue",
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expectedError: true,
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},
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{ //invalid value (missing =)
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value: "feature1=true,invalidValue",
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expectedError: true,
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},
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{ //invalid value (not a boolean)
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value: "feature1=notABoolean",
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expectedError: true,
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},
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{ //invalid value (not a boolean)
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value: "feature1=true,feature2=notABoolean",
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expectedError: true,
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},
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{ //unrecognized feature-gate key
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value: "unknownFeature=false",
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expectedError: true,
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},
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{ //unrecognized feature-gate key
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value: "feature1=true,unknownFeature=false",
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expectedError: true,
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},
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{ //deprecated feature-gate key
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value: "deprecated=true",
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expectedError: true,
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},
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{ //one feature
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value: "feature1=true",
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expectedError: false,
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expectedFeaturesGate: map[string]bool{"feature1": true},
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},
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{ //two features
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value: "feature1=true,feature2=false",
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expectedError: false,
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expectedFeaturesGate: map[string]bool{"feature1": true, "feature2": false},
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},
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}
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for _, test := range tests {
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t.Run(test.value, func(t *testing.T) {
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r, err := NewFeatureGate(&someFeatures, test.value)
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if !test.expectedError && err != nil {
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t.Errorf("NewFeatureGate failed when not expected: %v", err)
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return
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} else if test.expectedError && err == nil {
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t.Error("NewFeatureGate didn't failed when expected")
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return
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}
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if !reflect.DeepEqual(r, test.expectedFeaturesGate) {
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t.Errorf("NewFeatureGate returned a unexpected value")
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}
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})
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}
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}
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func TestValidateVersion(t *testing.T) {
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var someFeatures = FeatureList{
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"feature1": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.Beta}},
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"feature2": {FeatureSpec: featuregate.FeatureSpec{Default: true, PreRelease: featuregate.Alpha}, MinimumVersion: version.MustParseSemantic("v1.17.0").WithPreRelease("alpha.1")},
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}
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var tests = []struct {
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name string
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requestedVersion string
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requestedFeatures map[string]bool
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expectedError bool
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}{
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{
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name: "no min version",
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requestedFeatures: map[string]bool{"feature1": true},
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expectedError: false,
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},
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{
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name: "min version but correct value given",
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requestedFeatures: map[string]bool{"feature2": true},
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requestedVersion: "v1.17.0",
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expectedError: false,
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},
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{
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name: "min version and incorrect value given",
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requestedFeatures: map[string]bool{"feature2": true},
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requestedVersion: "v1.11.2",
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expectedError: true,
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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err := ValidateVersion(someFeatures, test.requestedFeatures, test.requestedVersion)
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if !test.expectedError && err != nil {
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t.Errorf("ValidateVersion failed when not expected: %v", err)
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return
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} else if test.expectedError && err == nil {
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t.Error("ValidateVersion didn't failed when expected")
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return
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}
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})
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}
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}
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// TestEnabledDefaults tests that Enabled returns the default values for
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// each feature gate when no feature gates are specified.
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func TestEnabledDefaults(t *testing.T) {
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for featureName, feature := range InitFeatureGates {
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featureList := make(map[string]bool)
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enabled := Enabled(featureList, featureName)
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if enabled != feature.Default {
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t.Errorf("Enabled returned %v instead of default value %v for feature %s", enabled, feature.Default, featureName)
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}
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}
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}
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func TestCheckDeprecatedFlags(t *testing.T) {
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dummyMessage := "dummy message"
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var someFeatures = FeatureList{
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"feature1": {FeatureSpec: featuregate.FeatureSpec{Default: false, PreRelease: featuregate.Beta}},
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"deprecated": {FeatureSpec: featuregate.FeatureSpec{Default: true, PreRelease: featuregate.Deprecated}, DeprecationMessage: dummyMessage},
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}
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var tests = []struct {
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name string
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features map[string]bool
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expectedMsg map[string]string
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}{
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{
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name: "deprecated feature",
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features: map[string]bool{"deprecated": true},
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expectedMsg: map[string]string{"deprecated": dummyMessage},
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},
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{
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name: "valid feature",
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features: map[string]bool{"feature1": true},
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expectedMsg: map[string]string{},
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},
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}
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for _, test := range tests {
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t.Run(test.name, func(t *testing.T) {
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msg := CheckDeprecatedFlags(&someFeatures, test.features)
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if !reflect.DeepEqual(test.expectedMsg, msg) {
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t.Error("CheckDeprecatedFlags didn't returned expected message")
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}
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})
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}
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}
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