mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-30 23:15:14 +00:00
kubelet: add unit tests for imagePullSecrets keyring
Signed-off-by: Andrew Sy Kim <kim.andrewsy@gmail.com>
This commit is contained in:
Andrew Sy Kim
parent
66ea0f568c
commit
44e6998f1b
@ -1,4 +1,4 @@
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load("@io_bazel_rules_go//go:def.bzl", "go_library")
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load("@io_bazel_rules_go//go:def.bzl", "go_library", "go_test")
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go_library(
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name = "go_default_library",
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@ -24,3 +24,13 @@ filegroup(
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tags = ["automanaged"],
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visibility = ["//visibility:public"],
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)
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go_test(
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name = "go_default_test",
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srcs = ["secrets_test.go"],
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embed = [":go_default_library"],
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deps = [
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"//pkg/credentialprovider:go_default_library",
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"//staging/src/k8s.io/api/core/v1:go_default_library",
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],
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)
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286
pkg/credentialprovider/secrets/secrets_test.go
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286
pkg/credentialprovider/secrets/secrets_test.go
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@ -0,0 +1,286 @@
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/*
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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 secrets
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import (
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"reflect"
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"testing"
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"k8s.io/api/core/v1"
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"k8s.io/kubernetes/pkg/credentialprovider"
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)
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// fakeKeyring is a fake docker auth config keyring
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type fakeKeyring struct {
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auth []credentialprovider.AuthConfig
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ok bool
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}
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// Lookup implements the DockerKeyring method for fetching credentials based on image name.
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// Returns fake results based on the auth and ok fields in fakeKeyring
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func (f *fakeKeyring) Lookup(image string) ([]credentialprovider.AuthConfig, bool) {
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return f.auth, f.ok
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}
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func Test_MakeDockerKeyring(t *testing.T) {
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testcases := []struct {
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name string
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image string
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defaultKeyring credentialprovider.DockerKeyring
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pullSecrets []v1.Secret
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authConfigs []credentialprovider.AuthConfig
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found bool
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}{
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{
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name: "with .dockerconfigjson and auth field",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockerConfigJson,
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Data: map[string][]byte{
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v1.DockerConfigJsonKey: []byte(`{"auths": {"test.registry.io": {"auth": "dXNlcjpwYXNzd29yZA=="}}}`),
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},
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},
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},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "user",
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Password: "password",
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},
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},
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found: true,
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},
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{
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name: "with .dockerconfig and auth field",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockercfg,
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Data: map[string][]byte{
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v1.DockerConfigKey: []byte(`{"test.registry.io": {"auth": "dXNlcjpwYXNzd29yZA=="}}`),
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},
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},
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},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "user",
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Password: "password",
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},
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},
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found: true,
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},
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{
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name: "with .dockerconfigjson and username/password fields",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockerConfigJson,
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Data: map[string][]byte{
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v1.DockerConfigJsonKey: []byte(`{"auths": {"test.registry.io": {"username": "user", "password": "password"}}}`),
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},
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},
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},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "user",
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Password: "password",
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},
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},
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found: true,
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},
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{
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name: "with .dockerconfig and username/password fields",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockercfg,
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Data: map[string][]byte{
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v1.DockerConfigKey: []byte(`{"test.registry.io": {"username": "user", "password": "password"}}`),
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},
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},
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},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "user",
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Password: "password",
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},
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},
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found: true,
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},
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{
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name: "with .dockerconfigjson but with wrong Secret Type",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockercfg,
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Data: map[string][]byte{
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v1.DockerConfigJsonKey: []byte(`{"auths": {"test.registry.io": {"auth": "dXNlcjpwYXNzd29yZA=="}}}`),
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},
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},
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},
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authConfigs: nil,
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found: false,
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},
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{
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name: "with .dockerconfig but with wrong Secret Type",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockerConfigJson,
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Data: map[string][]byte{
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v1.DockerConfigKey: []byte(`{"test.registry.io": {"auth": "dXNlcjpwYXNzd29yZA=="}}`),
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},
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},
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},
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authConfigs: nil,
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found: false,
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},
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{
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name: "with not matcing .dockerconfigjson and default keyring",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{
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auth: []credentialprovider.AuthConfig{
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockerConfigJson,
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Data: map[string][]byte{
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v1.DockerConfigJsonKey: []byte(`{"auths": {"foobar.io": {"auth": "dXNlcjpwYXNzd29yZA=="}}}`),
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},
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},
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},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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found: true,
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},
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{
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name: "with not matching .dockerconfig and default keyring",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{
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auth: []credentialprovider.AuthConfig{
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockercfg,
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Data: map[string][]byte{
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v1.DockerConfigKey: []byte(`{"foobar.io": {"auth": "dXNlcjpwYXNzd29yZA=="}}`),
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},
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},
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},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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found: true,
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},
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{
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name: "with no pull secrets but has default keyring",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{
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auth: []credentialprovider.AuthConfig{
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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},
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pullSecrets: []v1.Secret{},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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found: false,
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},
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{
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name: "with pull secrets and has default keyring",
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image: "test.registry.io",
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defaultKeyring: &fakeKeyring{
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auth: []credentialprovider.AuthConfig{
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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},
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pullSecrets: []v1.Secret{
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{
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Type: v1.SecretTypeDockerConfigJson,
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Data: map[string][]byte{
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v1.DockerConfigJsonKey: []byte(`{"auths": {"test.registry.io": {"auth": "dXNlcjpwYXNzd29yZA=="}}}`),
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},
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},
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},
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authConfigs: []credentialprovider.AuthConfig{
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{
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Username: "user",
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Password: "password",
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},
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{
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Username: "default-user",
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Password: "default-password",
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},
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},
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found: true,
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},
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}
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for _, testcase := range testcases {
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t.Run(testcase.name, func(t *testing.T) {
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keyring, err := MakeDockerKeyring(testcase.pullSecrets, testcase.defaultKeyring)
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if err != nil {
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t.Fatalf("error creating secret-based docker keyring: %v", err)
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}
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authConfigs, found := keyring.Lookup(testcase.image)
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if found != testcase.found {
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t.Logf("actual lookup status: %v", found)
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t.Logf("expected lookup status: %v", testcase.found)
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t.Errorf("unexpected lookup for image: %s", testcase.image)
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}
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if !reflect.DeepEqual(authConfigs, testcase.authConfigs) {
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t.Logf("actual auth configs: %#v", authConfigs)
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t.Logf("expected auth configs: %#v", testcase.authConfigs)
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t.Error("auth configs did not match")
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}
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})
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}
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}
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