445 lines
12 KiB
Go
445 lines
12 KiB
Go
/*
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Copyright 2022 The Flux 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 minio
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import (
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"context"
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"crypto/tls"
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"crypto/x509"
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"errors"
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"fmt"
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"log"
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"net"
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"net/http"
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"net/url"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"time"
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"github.com/elazarl/goproxy"
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"github.com/google/uuid"
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miniov7 "github.com/minio/minio-go/v7"
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"github.com/ory/dockertest/v3"
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"github.com/ory/dockertest/v3/docker"
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"gotest.tools/assert"
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corev1 "k8s.io/api/core/v1"
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v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"github.com/fluxcd/pkg/apis/meta"
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"github.com/fluxcd/pkg/sourceignore"
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sourcev1 "github.com/fluxcd/source-controller/api/v1beta2"
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)
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const (
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objectName string = "test.yaml"
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objectEtag string = "2020beab5f1711919157756379622d1d"
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)
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var (
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// testMinioVersion is the version (image tag) of the Minio server image
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// used to test against.
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testMinioVersion = "RELEASE.2024-05-07T06-41-25Z"
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// testMinioRootUser is the root user of the Minio server.
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testMinioRootUser = "fluxcd"
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// testMinioRootPassword is the root password of the Minio server.
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testMinioRootPassword = "passw0rd!"
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// testVaultAddress is the address of the Minio server, it is set
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// by TestMain after booting it.
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testMinioAddress string
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// testMinioClient is the Minio client used to test against, it is set
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// by TestMain after booting the Minio server.
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testMinioClient *MinioClient
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// testTLSConfig is the TLS configuration used to connect to the Minio server.
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testTLSConfig *tls.Config
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)
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var (
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bucketName = "test-bucket-minio" + uuid.New().String()
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prefix = ""
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secret = corev1.Secret{
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ObjectMeta: v1.ObjectMeta{
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Name: "minio-secret",
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Namespace: "default",
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},
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Data: map[string][]byte{
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"accesskey": []byte(testMinioRootUser),
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"secretkey": []byte(testMinioRootPassword),
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},
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Type: "Opaque",
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}
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emptySecret = corev1.Secret{
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ObjectMeta: v1.ObjectMeta{
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Name: "minio-secret",
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Namespace: "default",
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},
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Data: map[string][]byte{},
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Type: "Opaque",
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}
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bucket = sourcev1.Bucket{
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ObjectMeta: v1.ObjectMeta{
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Name: "minio-test-bucket",
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Namespace: "default",
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},
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Spec: sourcev1.BucketSpec{
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BucketName: bucketName,
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Provider: "generic",
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SecretRef: &meta.LocalObjectReference{
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Name: secret.Name,
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},
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},
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}
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bucketAwsProvider = sourcev1.Bucket{
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ObjectMeta: v1.ObjectMeta{
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Name: "minio-test-bucket",
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Namespace: "default",
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},
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Spec: sourcev1.BucketSpec{
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BucketName: bucketName,
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Provider: "aws",
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},
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}
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)
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func TestMain(m *testing.M) {
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// Uses a sensible default on Windows (TCP/HTTP) and Linux/MacOS (socket)
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pool, err := dockertest.NewPool("")
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if err != nil {
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log.Fatalf("could not connect to docker: %s", err)
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}
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// Load a private key and certificate from a self-signed CA for the Minio server and
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// a client TLS configuration to connect to the Minio server.
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var serverCert, serverKey string
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serverCert, serverKey, testTLSConfig, err = loadServerCertAndClientTLSConfig()
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if err != nil {
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log.Fatalf("could not load server cert and client TLS config: %s", err)
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}
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// Pull the image, create a container based on it, and run it
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resource, err := pool.RunWithOptions(&dockertest.RunOptions{
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Repository: "minio/minio",
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Tag: testMinioVersion,
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ExposedPorts: []string{
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"9000/tcp",
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"9001/tcp",
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},
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Env: []string{
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"MINIO_ROOT_USER=" + testMinioRootUser,
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"MINIO_ROOT_PASSWORD=" + testMinioRootPassword,
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},
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Cmd: []string{"server", "/data", "--console-address", ":9001"},
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Mounts: []string{
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fmt.Sprintf("%s:/root/.minio/certs/public.crt", serverCert),
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fmt.Sprintf("%s:/root/.minio/certs/private.key", serverKey),
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},
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}, func(config *docker.HostConfig) {
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config.AutoRemove = true
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})
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if err != nil {
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log.Fatalf("could not start resource: %s", err)
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}
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purgeResource := func() {
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if err := pool.Purge(resource); err != nil {
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log.Printf("could not purge resource: %s", err)
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}
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}
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// Set the address of the Minio server used for testing.
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testMinioAddress = fmt.Sprintf("127.0.0.1:%v", resource.GetPort("9000/tcp"))
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// Construct a Minio client using the address of the Minio server.
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testMinioClient, err = NewClient(bucketStub(bucket, testMinioAddress),
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WithSecret(secret.DeepCopy()),
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WithTLSConfig(testTLSConfig))
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if err != nil {
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log.Fatalf("cannot create Minio client: %s", err)
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}
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// Wait until Minio is ready to serve requests...
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if err := pool.Retry(func() error {
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hCancel, err := testMinioClient.HealthCheck(1 * time.Second)
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if err != nil {
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log.Fatalf("cannot start Minio health check: %s", err)
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}
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defer hCancel()
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if !testMinioClient.IsOnline() {
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return fmt.Errorf("client is offline: Minio is not ready")
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}
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return nil
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}); err != nil {
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purgeResource()
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log.Fatalf("could not connect to docker: %s", err)
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}
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ctx := context.Background()
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createBucket(ctx)
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addObjectToBucket(ctx)
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run := m.Run()
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removeObjectFromBucket(ctx)
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deleteBucket(ctx)
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purgeResource()
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os.Exit(run)
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}
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func TestNewClient(t *testing.T) {
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minioClient, err := NewClient(bucketStub(bucket, testMinioAddress),
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WithSecret(secret.DeepCopy()),
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WithTLSConfig(testTLSConfig))
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assert.NilError(t, err)
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assert.Assert(t, minioClient != nil)
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}
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func TestNewClientEmptySecret(t *testing.T) {
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minioClient, err := NewClient(bucketStub(bucket, testMinioAddress),
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WithSecret(emptySecret.DeepCopy()),
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WithTLSConfig(testTLSConfig))
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assert.NilError(t, err)
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assert.Assert(t, minioClient != nil)
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}
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func TestNewClientAwsProvider(t *testing.T) {
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minioClient, err := NewClient(bucketStub(bucketAwsProvider, testMinioAddress))
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assert.NilError(t, err)
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assert.Assert(t, minioClient != nil)
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}
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func TestBucketExists(t *testing.T) {
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ctx := context.Background()
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exists, err := testMinioClient.BucketExists(ctx, bucketName)
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assert.NilError(t, err)
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assert.Assert(t, exists)
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}
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func TestBucketNotExists(t *testing.T) {
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ctx := context.Background()
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exists, err := testMinioClient.BucketExists(ctx, "notexistsbucket")
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assert.NilError(t, err)
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assert.Assert(t, !exists)
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}
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func TestFGetObject(t *testing.T) {
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ctx := context.Background()
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tempDir := t.TempDir()
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path := filepath.Join(tempDir, sourceignore.IgnoreFile)
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_, err := testMinioClient.FGetObject(ctx, bucketName, objectName, path)
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assert.NilError(t, err)
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}
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func TestNewClientAndFGetObjectWithProxy(t *testing.T) {
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// start proxy
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proxyListener, err := net.Listen("tcp", ":0")
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assert.NilError(t, err, "could not start proxy server")
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defer proxyListener.Close()
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proxyAddr := proxyListener.Addr().String()
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proxyHandler := goproxy.NewProxyHttpServer()
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proxyHandler.Verbose = true
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proxyServer := &http.Server{
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Addr: proxyAddr,
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Handler: proxyHandler,
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}
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go proxyServer.Serve(proxyListener)
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defer proxyServer.Shutdown(context.Background())
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proxyURL := &url.URL{Scheme: "http", Host: proxyAddr}
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// run test
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minioClient, err := NewClient(bucketStub(bucket, testMinioAddress),
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WithSecret(secret.DeepCopy()),
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WithTLSConfig(testTLSConfig),
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WithProxyURL(proxyURL))
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assert.NilError(t, err)
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assert.Assert(t, minioClient != nil)
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ctx := context.Background()
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tempDir := t.TempDir()
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path := filepath.Join(tempDir, sourceignore.IgnoreFile)
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_, err = minioClient.FGetObject(ctx, bucketName, objectName, path)
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assert.NilError(t, err)
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}
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func TestFGetObjectNotExists(t *testing.T) {
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ctx := context.Background()
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tempDir := t.TempDir()
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badKey := "invalid.txt"
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path := filepath.Join(tempDir, badKey)
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_, err := testMinioClient.FGetObject(ctx, bucketName, badKey, path)
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assert.Error(t, err, "The specified key does not exist.")
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assert.Check(t, testMinioClient.ObjectIsNotFound(err))
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}
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func TestVisitObjects(t *testing.T) {
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keys := []string{}
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etags := []string{}
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err := testMinioClient.VisitObjects(context.TODO(), bucketName, prefix, func(key, etag string) error {
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keys = append(keys, key)
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etags = append(etags, etag)
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return nil
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})
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assert.NilError(t, err)
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assert.DeepEqual(t, keys, []string{objectName})
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assert.DeepEqual(t, etags, []string{objectEtag})
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}
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func TestVisitObjectsErr(t *testing.T) {
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ctx := context.Background()
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badBucketName := "bad-bucket"
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err := testMinioClient.VisitObjects(ctx, badBucketName, prefix, func(string, string) error {
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return nil
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})
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assert.Error(t, err, fmt.Sprintf("listing objects from bucket '%s' failed: The specified bucket does not exist", badBucketName))
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}
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func TestVisitObjectsCallbackErr(t *testing.T) {
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mockErr := fmt.Errorf("mock")
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err := testMinioClient.VisitObjects(context.TODO(), bucketName, prefix, func(key, etag string) error {
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return mockErr
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})
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assert.Error(t, err, mockErr.Error())
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}
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func TestValidateSecret(t *testing.T) {
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t.Parallel()
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testCases := []struct {
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name string
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secret *corev1.Secret
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error bool
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}{
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{
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name: "valid secret",
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secret: secret.DeepCopy(),
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},
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{
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name: "nil secret",
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secret: nil,
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},
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{
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name: "invalid secret",
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secret: emptySecret.DeepCopy(),
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error: true,
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},
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}
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for _, testCase := range testCases {
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tt := testCase
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t.Run(tt.name, func(t *testing.T) {
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t.Parallel()
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err := ValidateSecret(tt.secret)
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if tt.error {
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assert.Error(t, err, fmt.Sprintf("invalid '%v' secret data: required fields 'accesskey' and 'secretkey'", tt.secret.Name))
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} else {
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assert.NilError(t, err)
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}
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})
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}
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}
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func bucketStub(bucket sourcev1.Bucket, endpoint string) *sourcev1.Bucket {
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b := bucket.DeepCopy()
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b.Spec.Endpoint = endpoint
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b.Spec.Insecure = false
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return b
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}
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func createBucket(ctx context.Context) {
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if err := testMinioClient.Client.MakeBucket(ctx, bucketName, miniov7.MakeBucketOptions{}); err != nil {
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exists, errBucketExists := testMinioClient.BucketExists(ctx, bucketName)
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if errBucketExists == nil && exists {
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deleteBucket(ctx)
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} else {
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log.Fatalf("could not create bucket: %s", err)
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}
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}
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}
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func deleteBucket(ctx context.Context) {
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if err := testMinioClient.Client.RemoveBucket(ctx, bucketName); err != nil {
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log.Println(err)
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}
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}
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func addObjectToBucket(ctx context.Context) {
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fileReader := strings.NewReader(getObjectFile())
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fileSize := fileReader.Size()
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_, err := testMinioClient.Client.PutObject(ctx, bucketName, objectName, fileReader, fileSize, miniov7.PutObjectOptions{
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ContentType: "text/x-yaml",
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})
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if err != nil {
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log.Println(err)
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}
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}
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func removeObjectFromBucket(ctx context.Context) {
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if err := testMinioClient.Client.RemoveObject(ctx, bucketName, objectName, miniov7.RemoveObjectOptions{
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GovernanceBypass: true,
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}); err != nil {
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log.Println(err)
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}
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}
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func getObjectFile() string {
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return `
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apiVersion: source.toolkit.fluxcd.io/v1beta2
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kind: Bucket
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metadata:
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name: podinfo
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namespace: default
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spec:
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interval: 5m
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provider: aws
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bucketName: podinfo
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endpoint: s3.amazonaws.com
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region: us-east-1
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timeout: 30s
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`
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}
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func loadServerCertAndClientTLSConfig() (serverCert string, serverKey string, clientConf *tls.Config, err error) {
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const certsDir = "../../internal/controller/testdata/certs"
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clientConf = &tls.Config{}
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serverCert, err = filepath.Abs(filepath.Join(certsDir, "server.pem"))
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if err != nil {
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return "", "", nil, fmt.Errorf("failed to get server cert path: %w", err)
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}
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serverKey, err = filepath.Abs(filepath.Join(certsDir, "server-key.pem"))
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if err != nil {
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return "", "", nil, fmt.Errorf("failed to get server key path: %w", err)
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}
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b, err := os.ReadFile(filepath.Join(certsDir, "ca.pem"))
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if err != nil {
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return "", "", nil, fmt.Errorf("failed to load CA: %w", err)
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}
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caPool := x509.NewCertPool()
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if !caPool.AppendCertsFromPEM(b) {
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return "", "", nil, errors.New("failed to append CA to pool")
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}
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clientConf.RootCAs = caPool
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clientCert := filepath.Join(certsDir, "client.pem")
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clientKey := filepath.Join(certsDir, "client-key.pem")
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client, err := tls.LoadX509KeyPair(clientCert, clientKey)
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if err != nil {
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return "", "", nil, fmt.Errorf("failed to load client cert and key: %w", err)
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}
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clientConf.Certificates = []tls.Certificate{client}
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return
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}
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