certServiceK8sExternalProvider/src/cmpv2provisioner/cmpv2_provisioner_test.go

   1 /*
   2  * ============LICENSE_START=======================================================
   3  * oom-certservice-k8s-external-provider
   4  * ================================================================================
   5  * Copyright (C) 2020 Nokia. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package cmpv2provisioner
  22
  23 import (
  24         "bytes"
  25         "context"
  26         "io/ioutil"
  27         "log"
  28         "testing"
  29         "time"
  30
  31         cmapi "github.com/jetstack/cert-manager/pkg/apis/certmanager/v1"
  32         "github.com/stretchr/testify/assert"
  33         apiv1 "k8s.io/api/core/v1"
  34         apimach "k8s.io/apimachinery/pkg/apis/meta/v1"
  35         "k8s.io/apimachinery/pkg/types"
  36
  37         "onap.org/oom-certservice/k8s-external-provider/src/certserviceclient"
  38         "onap.org/oom-certservice/k8s-external-provider/src/cmpv2api"
  39 )
  40
  41 const ISSUER_NAME = "cmpv2-issuer"
  42 const ISSUER_URL = "issuer/url"
  43 const ISSUER_NAMESPACE = "onap"
  44
  45 func Test_shouldCreateCorrectCertServiceCA(t *testing.T) {
  46         issuer := createIssuerAndCerts(ISSUER_NAME, ISSUER_URL)
  47         provisioner, err := New(&issuer, &certServiceClientMock{})
  48
  49         assert.Nil(t, err)
  50         assert.Equal(t, provisioner.name, issuer.Name, "Unexpected provisioner name.")
  51         assert.Equal(t, provisioner.url, issuer.Spec.URL, "Unexpected provisioner url.")
  52 }
  53
  54 func Test_shouldSuccessfullyLoadPreviouslyStoredProvisioner(t *testing.T) {
  55         issuer := createIssuerAndCerts(ISSUER_NAME, ISSUER_URL)
  56         provisioner, err := New(&issuer, &certServiceClientMock{})
  57
  58         assert.Nil(t, err)
  59
  60         issuerNamespaceName := createIssuerNamespaceName(ISSUER_NAMESPACE, ISSUER_NAME)
  61
  62         Store(issuerNamespaceName, provisioner)
  63         provisioner, ok := Load(issuerNamespaceName)
  64
  65         verifyThatConditionIsTrue(ok, "Provisioner could not be loaded.", t)
  66         assert.Equal(t, provisioner.name, issuer.Name, "Unexpected provisioner name.")
  67         assert.Equal(t, provisioner.url, issuer.Spec.URL, "Unexpected provisioner url.")
  68 }
  69
  70 func Test_shouldReturnCorrectSignedPemsWhenParametersAreCorrect(t *testing.T) {
  71         const EXPECTED_SIGNED_FILENAME = "testdata/expected_signed.pem"
  72         const EXPECTED_TRUSTED_FILENAME = "testdata/expected_trusted.pem"
  73
  74         issuer := createIssuerAndCerts(ISSUER_NAME, ISSUER_URL)
  75         provisionerFactory := ProvisionerFactoryMock{}
  76         provisioner, err := provisionerFactory.CreateProvisioner(&issuer, apiv1.Secret{})
  77
  78         issuerNamespaceName := createIssuerNamespaceName(ISSUER_NAMESPACE, ISSUER_NAME)
  79         Store(issuerNamespaceName, provisioner)
  80
  81         provisioner, ok := Load(issuerNamespaceName)
  82
  83         verifyThatConditionIsTrue(ok, "Provisioner could not be loaded", t)
  84
  85         ctx := context.Background()
  86         request := createCertificateRequest()
  87         privateKeyBytes := getPrivateKeyBytes()
  88
  89         signedPEM, trustedCAs, err := provisioner.Sign(ctx, request, privateKeyBytes)
  90
  91         assert.Nil(t, err)
  92
  93         verifyThatConditionIsTrue(areSlicesEqual(signedPEM, readFile(EXPECTED_SIGNED_FILENAME)), "Signed pem is different than expected.", t)
  94         verifyThatConditionIsTrue(areSlicesEqual(trustedCAs, readFile(EXPECTED_TRUSTED_FILENAME)), "Trusted CAs pem is different than expected.", t)
  95 }
  96
  97 func verifyThatConditionIsTrue(cond bool, message string, t *testing.T) {
  98         if !cond {
  99                 t.Fatal(message)
 100         }
 101 }
 102
 103 func createIssuerNamespaceName(namespace string, name string) types.NamespacedName {
 104         return types.NamespacedName{
 105                 Namespace: namespace,
 106                 Name:      name,
 107         }
 108 }
 109
 110 func createIssuerAndCerts(name string, url string) cmpv2api.CMPv2Issuer {
 111         issuer := cmpv2api.CMPv2Issuer{}
 112         issuer.Name = name
 113         issuer.Spec.URL = url
 114         return issuer
 115 }
 116
 117 func readFile(filename string) []byte {
 118         certRequest, err := ioutil.ReadFile(filename)
 119         if err != nil {
 120                 log.Fatal(err)
 121         }
 122         return certRequest
 123 }
 124
 125 func createCertificateRequest() *cmapi.CertificateRequest {
 126         const CERTIFICATE_DURATION = "1h"
 127         const ISSUER_KIND = "CMPv2Issuer"
 128         const ISSUER_GROUP = "certmanager.onap.org"
 129         const CONDITION_TYPE = "Ready"
 130
 131         const SPEC_REQUEST_FILENAME = "testdata/test_certificate_request.pem"
 132         const STATUS_CERTIFICATE_FILENAME = "testdata/test_certificate.pem"
 133
 134         duration := new(apimach.Duration)
 135         d, _ := time.ParseDuration(CERTIFICATE_DURATION)
 136         duration.Duration = d
 137
 138         request := new(cmapi.CertificateRequest)
 139         request.Spec.Duration = duration
 140         request.Spec.IssuerRef.Name = ISSUER_NAME
 141         request.Spec.IssuerRef.Kind = ISSUER_KIND
 142         request.Spec.IssuerRef.Group = ISSUER_GROUP
 143         request.Spec.Request = readFile(SPEC_REQUEST_FILENAME)
 144         request.Spec.IsCA = true
 145
 146         cond := new(cmapi.CertificateRequestCondition)
 147         cond.Type = CONDITION_TYPE
 148         request.Status.Conditions = []cmapi.CertificateRequestCondition{*cond}
 149         request.Status.Certificate = readFile(STATUS_CERTIFICATE_FILENAME)
 150
 151         return request
 152 }
 153
 154 func getPrivateKeyBytes() []byte {
 155         return readFile("testdata/test_private_key.pem")
 156 }
 157
 158 func areSlicesEqual(slice1 []byte, slice2 []byte) bool {
 159         return bytes.Compare(slice1, slice2) == 0
 160 }
 161
 162 type certServiceClientMock struct {
 163         getCertificatesFunc func(csr []byte, key []byte) (*certserviceclient.CertificatesResponse, error)
 164 }
 165
 166 func (client *certServiceClientMock) GetCertificates(csr []byte, key []byte) (*certserviceclient.CertificatesResponse, error) {
 167         return client.getCertificatesFunc(csr, key)
 168 }
 169
 170 func (client *certServiceClientMock) CheckHealth() error {
 171         return nil
 172 }