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checks_test.go
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checks_test.go
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/*
Copyright 2020 The cert-manager Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package policies
import (
"encoding/pem"
"testing"
"time"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
fakeclock "k8s.io/utils/clock/testing"
"k8s.io/utils/pointer"
cmapi "github.com/cert-manager/cert-manager/pkg/apis/certmanager/v1"
cmmeta "github.com/cert-manager/cert-manager/pkg/apis/meta/v1"
testcrypto "github.com/cert-manager/cert-manager/test/unit/crypto"
"github.com/cert-manager/cert-manager/test/unit/gen"
"github.com/stretchr/testify/assert"
)
// Runs a full set of tests against the trigger 'policy chain' once it is
// composed together.
// These tests account for the ordering of the policy chain, and are in place
// to ensure we do not break behaviour when introducing a new policy or
// modifying existing code.
func Test_NewTriggerPolicyChain(t *testing.T) {
clock := &fakeclock.FakeClock{}
staticFixedPrivateKey := testcrypto.MustCreatePEMPrivateKey(t)
tests := map[string]struct {
// policy inputs
certificate *cmapi.Certificate
request *cmapi.CertificateRequest
secret *corev1.Secret
// expected outputs
reason, message string
reissue bool
}{
"trigger issuance if Secret is missing": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
reason: DoesNotExist,
message: "Issuing certificate as Secret does not exist",
reissue: true,
},
"trigger issuance as Secret does not contain any data": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"}},
reason: MissingData,
message: "Issuing certificate as Secret does not contain any data",
reissue: true,
},
"trigger issuance as Secret is missing private key": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"},
Data: map[string][]byte{corev1.TLSCertKey: []byte("test")},
},
reason: MissingData,
message: "Issuing certificate as Secret does not contain a private key",
reissue: true,
},
"trigger issuance as Secret is missing certificate": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"},
Data: map[string][]byte{corev1.TLSPrivateKeyKey: []byte("test")},
},
reason: MissingData,
message: "Issuing certificate as Secret does not contain a certificate",
reissue: true,
},
"trigger issuance as Secret contains corrupt private key and certificate data": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: []byte("test"),
corev1.TLSCertKey: []byte("test"),
},
},
reason: InvalidKeyPair,
message: "Issuing certificate as Secret contains an invalid key-pair: tls: failed to find any PEM data in certificate input",
reissue: true,
},
"trigger issuance as Secret contains corrupt certificate data": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: testcrypto.MustCreatePEMPrivateKey(t),
corev1.TLSCertKey: []byte("test"),
},
},
reason: InvalidKeyPair,
message: "Issuing certificate as Secret contains an invalid key-pair: tls: failed to find any PEM data in certificate input",
reissue: true,
},
"trigger issuance as Secret contains corrupt private key data": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: []byte("invalid"),
corev1.TLSCertKey: testcrypto.MustCreateCert(t, testcrypto.MustCreatePEMPrivateKey(t),
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
),
},
},
reason: InvalidKeyPair,
message: "Issuing certificate as Secret contains an invalid key-pair: tls: failed to find any PEM data in key input",
reissue: true,
},
"trigger issuance as Secret contains a non-matching key-pair": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: testcrypto.MustCreatePEMPrivateKey(t),
corev1.TLSCertKey: testcrypto.MustCreateCert(t, testcrypto.MustCreatePEMPrivateKey(t),
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
),
},
},
reason: InvalidKeyPair,
message: "Issuing certificate as Secret contains an invalid key-pair: tls: private key does not match public key",
reissue: true,
},
"trigger issuance as Secret has old/incorrect 'issuer name' annotation": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{
SecretName: "something",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
},
}},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "oldissuer",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
),
},
},
reason: IncorrectIssuer,
message: "Issuing certificate as Secret was previously issued by Issuer.cert-manager.io/oldissuer",
reissue: true,
},
"trigger issuance as Secret has old/incorrect 'issuer kind' annotation": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{
SecretName: "something",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "NewIssuerKind",
},
}},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "OldIssuerKind",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
),
},
},
reason: IncorrectIssuer,
message: "Issuing certificate as Secret was previously issued by OldIssuerKind.cert-manager.io/testissuer",
reissue: true,
},
"trigger issuance as Secret has old/incorrect 'issuer group' annotation": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{
SecretName: "something",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "old.example.com",
},
}},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "new.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
),
},
},
reason: IncorrectIssuer,
message: "Issuing certificate as Secret was previously issued by IssuerKind.new.example.com/testissuer",
reissue: true,
},
"trigger if the Secret contains a different private key than was used to sign the CSR": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretName: "something"}},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Name: "something"},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(
t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
),
},
},
request: &cmapi.CertificateRequest{Spec: cmapi.CertificateRequestSpec{
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
Request: testcrypto.MustGenerateCSRImpl(t, testcrypto.MustCreatePEMPrivateKey(t), &cmapi.Certificate{Spec: cmapi.CertificateSpec{
CommonName: "example.com",
}}),
}},
reason: SecretMismatch,
message: "Secret contains a private key that does not match the current CertificateRequest",
reissue: true,
},
// we only have a basic test here for this as unit tests for the
// `pki.RequestMatchesSpec` function cover all other cases.
"trigger issuance when CertificateRequest does not match certificate spec": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{
CommonName: "new.example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
}},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(t, staticFixedPrivateKey,
// It does not matter what certificate data is stored in the Secret
// as the CertificateRequest will be used to determine whether a
// re-issuance is required.
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "does-not-matter.example.com"}},
),
},
},
request: &cmapi.CertificateRequest{Spec: cmapi.CertificateRequestSpec{
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
Request: testcrypto.MustGenerateCSRImpl(t, staticFixedPrivateKey, &cmapi.Certificate{Spec: cmapi.CertificateSpec{
CommonName: "old.example.com",
}}),
}},
reason: RequestChanged,
message: "Fields on existing CertificateRequest resource not up to date: [spec.commonName]",
reissue: true,
},
"do nothing if CertificateRequest matches spec": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{
CommonName: "example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
}},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(t, staticFixedPrivateKey,
// It does not matter what certificate data is stored in the Secret
// as the CertificateRequest will be used to determine whether a
// re-issuance is required.
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "does-not-matter.example.com"}},
),
},
},
request: &cmapi.CertificateRequest{Spec: cmapi.CertificateRequestSpec{
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
Request: testcrypto.MustGenerateCSRImpl(t, staticFixedPrivateKey, &cmapi.Certificate{Spec: cmapi.CertificateSpec{
CommonName: "example.com",
}}),
}},
},
"compare signed x509 certificate in Secret with spec if CertificateRequest does not exist": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{
CommonName: "new.example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
}},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "old.example.com"}},
),
},
},
reason: SecretMismatch,
message: "Existing issued Secret is not up to date for spec: [spec.commonName]",
reissue: true,
},
"do nothing if signed x509 certificate in Secret matches spec (when request does not exist)": {
certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{
CommonName: "example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
}},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCert(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
),
},
},
},
"trigger renewal if renewalTime is right now": {
certificate: &cmapi.Certificate{
Spec: cmapi.CertificateSpec{
CommonName: "example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
RenewBefore: &metav1.Duration{Duration: time.Minute * 5},
},
Status: cmapi.CertificateStatus{
RenewalTime: &metav1.Time{Time: clock.Now()},
},
},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCertWithNotBeforeAfter(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
clock.Now().Add(time.Minute*-30),
// expires in 1 minute time
clock.Now().Add(time.Minute*1),
),
},
},
reason: Renewing,
message: "Renewing certificate as renewal was scheduled at 0001-01-01 00:00:00 +0000 UTC",
reissue: true,
},
"trigger renewal if renewalTime is in the past": {
certificate: &cmapi.Certificate{
Spec: cmapi.CertificateSpec{
CommonName: "example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
RenewBefore: &metav1.Duration{Duration: time.Minute * 5},
},
Status: cmapi.CertificateStatus{
RenewalTime: &metav1.Time{Time: clock.Now().Add(-1 * time.Minute)},
},
},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCertWithNotBeforeAfter(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
clock.Now().Add(time.Minute*-30),
// expires in 1 minute time
clock.Now().Add(time.Minute*1),
),
},
},
reason: Renewing,
message: "Renewing certificate as renewal was scheduled at 0000-12-31 23:59:00 +0000 UTC",
reissue: true,
},
"does not trigger renewal if the x509 cert has been re-issued, but Certificate's renewal time has not been updated yet": {
certificate: &cmapi.Certificate{
Spec: cmapi.CertificateSpec{
CommonName: "example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
RenewBefore: &metav1.Duration{Duration: time.Minute * 1},
},
Status: cmapi.CertificateStatus{
RenewalTime: &metav1.Time{Time: clock.Now()},
},
},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCertWithNotBeforeAfter(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
clock.Now(),
// expires in 30 minutes time
clock.Now().Add(time.Minute*30),
),
},
},
},
"does not trigger renewal if renewal time is in 1 minute": {
certificate: &cmapi.Certificate{
Spec: cmapi.CertificateSpec{
CommonName: "example.com",
IssuerRef: cmmeta.ObjectReference{
Name: "testissuer",
Kind: "IssuerKind",
Group: "group.example.com",
},
RenewBefore: &metav1.Duration{Duration: time.Minute * 1},
},
Status: cmapi.CertificateStatus{
RenewalTime: &metav1.Time{Time: clock.Now().Add(time.Minute)},
},
},
secret: &corev1.Secret{
ObjectMeta: metav1.ObjectMeta{Name: "something",
Annotations: map[string]string{
cmapi.IssuerNameAnnotationKey: "testissuer",
cmapi.IssuerKindAnnotationKey: "IssuerKind",
cmapi.IssuerGroupAnnotationKey: "group.example.com",
},
},
Data: map[string][]byte{
corev1.TLSPrivateKeyKey: staticFixedPrivateKey,
corev1.TLSCertKey: testcrypto.MustCreateCertWithNotBeforeAfter(t, staticFixedPrivateKey,
&cmapi.Certificate{Spec: cmapi.CertificateSpec{CommonName: "example.com"}},
clock.Now().Add(time.Minute*-30),
// expires in 5 minutes time
clock.Now().Add(time.Minute*5),
),
},
},
},
}
policyChain := NewTriggerPolicyChain(clock)
for name, test := range tests {
t.Run(name, func(t *testing.T) {
reason, message, reissue := policyChain.Evaluate(Input{
Certificate: test.certificate,
CurrentRevisionRequest: test.request,
Secret: test.secret,
})
if test.reason != reason {
t.Errorf("unexpected 'reason' exp=%s, got=%s", test.reason, reason)
}
if test.message != message {
t.Errorf("unexpected 'message' exp=%s, got=%s", test.message, message)
}
if test.reissue != reissue {
t.Errorf("unexpected 'reissue' exp=%v, got=%v", test.reissue, reissue)
}
})
}
}
func Test_SecretTemplateMismatchesSecret(t *testing.T) {
tests := map[string]struct {
tmpl *cmapi.CertificateSecretTemplate
secret *corev1.Secret
expViolation bool
expReason string
expMessage string
}{
"if SecretTemplate is nil, Secret Annotations and Labels are nil, return false": {
tmpl: nil,
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Annotations: nil, Labels: nil}},
expViolation: false,
expReason: "",
expMessage: "",
},
"if SecretTemplate is nil, Secret Annotations are nil, Labels are non-nil, return false": {
tmpl: nil,
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Annotations: nil, Labels: map[string]string{"foo": "bar"}}},
expViolation: false,
expReason: "",
expMessage: "",
},
"if SecretTemplate is nil, Secret Annotations are non-nil, Labels are nil, return false": {
tmpl: nil,
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{Annotations: map[string]string{"foo": "bar"}, Labels: nil}},
expViolation: false,
expReason: "",
expMessage: "",
},
"if SecretTemplate is nil, Secret Annotations and Labels are non-nil, return false": {
tmpl: nil,
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: map[string]string{"foo": "bar"},
Labels: map[string]string{"bar": "foo"},
}},
expViolation: false,
expReason: "",
expMessage: "",
},
"if SecretTemplate is non-nil, Secret Annotations match but Labels are nil, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: nil,
}},
expViolation: true,
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate Labels missing or incorrect value on Secret",
},
"if SecretTemplate is non-nil, Secret Labels match but Annotations are nil, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: nil,
Labels: map[string]string{"abc": "123", "def": "456"},
}},
expViolation: true,
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate Annotations missing or incorrect value on Secret",
},
"if SecretTemplate is non-nil, Secret Labels match but Annotations don't match keys, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: map[string]string{"foo2": "bar1", "foo1": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
}},
expViolation: true,
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate Annotations missing or incorrect value on Secret",
},
"if SecretTemplate is non-nil, Secret Annoations match but Labels don't match keys, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"def": "123", "abc": "456"},
}},
expViolation: true,
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate Labels missing or incorrect value on Secret",
},
"if SecretTemplate is non-nil, Secret Labels match but Annotations don't match values, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: map[string]string{"foo1": "bar2", "foo2": "bar1"},
Labels: map[string]string{"abc": "123", "def": "456"},
}},
expViolation: true,
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate Annotations missing or incorrect value on Secret",
},
"if SecretTemplate is non-nil, Secret Annotations match but Labels don't match values, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "456", "def": "123"},
}},
expViolation: true,
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate Labels missing or incorrect value on Secret",
},
"if SecretTemplate is non-nil, Secret Annotations and Labels match, return false": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secret: &corev1.Secret{ObjectMeta: metav1.ObjectMeta{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
}},
expViolation: false,
expReason: "",
expMessage: "",
},
}
for name, test := range tests {
t.Run(name, func(t *testing.T) {
gotReason, gotMessage, gotViolation := SecretTemplateMismatchesSecret(Input{
Certificate: &cmapi.Certificate{Spec: cmapi.CertificateSpec{SecretTemplate: test.tmpl}},
Secret: test.secret,
})
assert.Equal(t, test.expReason, gotReason, "unexpected reason")
assert.Equal(t, test.expMessage, gotMessage, "unexpected message")
assert.Equal(t, test.expViolation, gotViolation, "unexpected violation")
})
}
}
func Test_SecretTemplateMismatchesSecretManagedFields(t *testing.T) {
const fieldManager = "cert-manager-unit-test"
var (
fixedClockStart = time.Now()
fixedClock = fakeclock.NewFakeClock(fixedClockStart)
baseCertBundle = testcrypto.MustCreateCryptoBundle(t,
gen.Certificate("test-certificate", gen.SetCertificateCommonName("cert-manager")), fixedClock)
)
tests := map[string]struct {
tmpl *cmapi.CertificateSecretTemplate
secretManagedFields []metav1.ManagedFieldsEntry
secretData map[string][]byte
expReason string
expMessage string
expViolation bool
}{
"if template is nil and no managed fields, should return false": {
tmpl: nil,
secretManagedFields: nil,
expReason: "",
expMessage: "",
expViolation: false,
},
"if template is nil, managed fields is not nil but not managed by cert-manager, should return false": {
tmpl: nil,
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: "not-cert-manager", FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:bar": {}
},
"f:labels": {
"f:123": {}
}
}}`),
}},
},
expReason: "",
expMessage: "",
expViolation: false,
},
"if template is nil, managed fields is not nil but fields are nil, should return false": {
tmpl: nil,
secretManagedFields: []metav1.ManagedFieldsEntry{{Manager: fieldManager, FieldsV1: nil}},
expReason: "",
expMessage: "",
expViolation: false,
},
"if template is not-nil but managed fields is nil, should return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo": "bar"},
Labels: map[string]string{"abc": "123"},
},
secretManagedFields: nil,
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate doesn't match Secret",
expViolation: true,
},
"if template is nil but managed fields is not nil, should return true": {
tmpl: nil,
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo": {}
},
"f:labels": {
"f:abc": {}
}
}}`),
}},
},
expReason: SecretTemplateMismatch,
expMessage: "SecretTemplate is nil, but Secret contains extra managed entries",
expViolation: true,
},
"if template annotations do not match managed fields, should return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo3": {}
},
"f:labels": {
"f:abc": {},
"f:def": {}
}
}}`),
}},
},
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate doesn't match Secret",
expViolation: true,
},
"if template labels do not match managed fields, should return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {}
},
"f:labels": {
"f:abc": {},
"f:erg": {}
}
}}`),
}},
},
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate doesn't match Secret",
expViolation: true,
},
"if template annotations and labels match managed fields, should return false": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {}
},
"f:labels": {
"f:abc": {},
"f:def": {}
}
}}`),
}},
},
expReason: "",
expMessage: "",
expViolation: false,
},
"if template annotations is a subset of managed fields, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {},
"f:foo3": {}
},
"f:labels": {
"f:abc": {},
"f:def": {}
}
}}`),
}},
},
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate doesn't match Secret",
expViolation: true,
},
"if template labels is a subset of managed fields, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {}
},
"f:labels": {
"f:abc": {},
"f:def": {},
"f:ghi": {}
}
}}`),
}},
},
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate doesn't match Secret",
expViolation: true,
},
"if managed fields annotations is a subset of template, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2", "foo3": "bar3"},
Labels: map[string]string{"abc": "123", "def": "456"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {}
},
"f:labels": {
"f:abc": {},
"f:def": {}
}
}}`),
}},
},
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate doesn't match Secret",
expViolation: true,
},
"if managed fields labels is a subset of template, return true": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
Labels: map[string]string{"abc": "123", "def": "456", "ghi": "789"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{{
Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {}
},
"f:labels": {
"f:abc": {},
"f:def": {}
}
}}`),
}},
},
expReason: SecretTemplateMismatch,
expMessage: "Certificate's SecretTemplate doesn't match Secret",
expViolation: true,
},
"if managed fields matches template but is split across multiple managed fields, should return false": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2", "foo3": "bar3"},
Labels: map[string]string{"abc": "123", "def": "456", "ghi": "789"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{
{Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:labels": {
"f:ghi": {}
}
}}`),
}},
{Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo3": {}
},
"f:labels": {
"f:abc": {},
"f:def": {}
}
}}`),
}},
{Manager: fieldManager,
FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {}
},
"f:labels": {
"f:abc": {},
"f:def": {}
}
}}`),
}},
},
expReason: "",
expMessage: "",
expViolation: false,
},
"if managed fields matches template and base cert-manager annotations are present with no certificate data, should return false": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{
{Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {
"f:foo1": {},
"f:foo2": {},
"f:cert-manager.io/certificate-name": {},
"f:cert-manager.io/issuer-name": {},
"f:cert-manager.io/issuer-kind": {},
"f:cert-manager.io/issuer-group": {}
}
}}`),
}},
},
expReason: "",
expMessage: "",
expViolation: false,
},
"if managed fields matches template and base cert-manager annotations are present with certificate data, should return false": {
tmpl: &cmapi.CertificateSecretTemplate{
Annotations: map[string]string{"foo1": "bar1", "foo2": "bar2"},
},
secretManagedFields: []metav1.ManagedFieldsEntry{
{Manager: fieldManager, FieldsV1: &metav1.FieldsV1{
Raw: []byte(`{"f:metadata": {
"f:annotations": {