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issuer.go
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issuer.go
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/*
Copyright 2019 The Jetstack cert-manager contributors.
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 vault
import (
"context"
"path"
"time"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"github.com/jetstack/cert-manager/pkg/apis/certmanager/v1alpha2"
cmmeta "github.com/jetstack/cert-manager/pkg/apis/meta/v1"
"github.com/jetstack/cert-manager/test/e2e/framework"
"github.com/jetstack/cert-manager/test/e2e/framework/addon"
vaultaddon "github.com/jetstack/cert-manager/test/e2e/framework/addon/vault"
"github.com/jetstack/cert-manager/test/e2e/util"
)
var _ = framework.CertManagerDescribe("Vault Issuer", func() {
f := framework.NewDefaultFramework("create-vault-issuer")
var (
vault = &vaultaddon.Vault{
Base: addon.Base,
Name: "cm-e2e-create-vault-issuer",
}
)
BeforeEach(func() {
vault.Namespace = f.Namespace.Name
})
f.RequireAddon(vault)
issuerName := "test-vault-issuer"
rootMount := "root-ca"
intermediateMount := "intermediate-ca"
role := "kubernetes-vault"
vaultSecretAppRoleName := "vault-role-"
vaultSecretTokenName := "vault-token"
vaultSecretServiceAccount := "vault-serviceaccount"
vaultKubernetesRoleName := "kubernetes-role"
vaultPath := path.Join(intermediateMount, "sign", role)
appRoleAuthPath := "approle"
kubernetesAuthPath := "/v1/auth/kubernetes"
var roleId, secretId, vaultSecretName string
var vaultInit *vaultaddon.VaultInitializer
BeforeEach(func() {
By("Configuring the Vault server")
apiHost := "https://kubernetes.default.svc.cluster.local" // since vault is running in-cluster
caCert := string(f.KubeClientConfig.CAData)
Expect(apiHost).NotTo(BeEmpty())
Expect(caCert).NotTo(BeEmpty())
vaultInit = &vaultaddon.VaultInitializer{
Details: *vault.Details(),
RootMount: rootMount,
IntermediateMount: intermediateMount,
Role: role,
AppRoleAuthPath: appRoleAuthPath,
APIServerURL: apiHost,
APIServerCA: caCert,
}
err := vaultInit.Init()
Expect(err).NotTo(HaveOccurred())
err = vaultInit.Setup()
Expect(err).NotTo(HaveOccurred())
roleId, secretId, err = vaultInit.CreateAppRole()
Expect(err).NotTo(HaveOccurred())
By("creating a service account for Vault authentication")
err = vaultInit.CreateKubernetesRole(f.KubeClientSet, f.Namespace.Name, vaultKubernetesRoleName, vaultSecretServiceAccount)
Expect(err).NotTo(HaveOccurred())
})
JustAfterEach(func() {
By("Cleaning up AppRole")
f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name).Delete(context.TODO(), issuerName, metav1.DeleteOptions{})
f.KubeClientSet.CoreV1().Secrets(f.Namespace.Name).Delete(context.TODO(), vaultSecretName, metav1.DeleteOptions{})
vaultInit.CleanAppRole()
By("Cleaning up Kubernetes")
vaultInit.CleanKubernetesRole(f.KubeClientSet, f.Namespace.Name, vaultKubernetesRoleName, vaultSecretServiceAccount)
By("Cleaning up Vault")
Expect(vaultInit.Clean()).NotTo(HaveOccurred())
})
const vaultDefaultDuration = time.Hour * 24 * 90
It("should be ready with a valid AppRole", func() {
sec, err := f.KubeClientSet.CoreV1().Secrets(f.Namespace.Name).Create(context.TODO(), vaultaddon.NewVaultAppRoleSecret(vaultSecretAppRoleName, secretId), metav1.CreateOptions{})
Expect(err).NotTo(HaveOccurred())
vaultSecretName = sec.Name
iss, err := f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name).Create(context.TODO(), util.NewCertManagerVaultIssuerAppRole(issuerName, vault.Details().Host, vaultPath, roleId, vaultSecretName, appRoleAuthPath, vault.Details().VaultCA), metav1.CreateOptions{})
Expect(err).NotTo(HaveOccurred())
By("Waiting for Issuer to become Ready")
err = util.WaitForIssuerCondition(f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name),
iss.Name,
v1alpha2.IssuerCondition{
Type: v1alpha2.IssuerConditionReady,
Status: cmmeta.ConditionTrue,
})
Expect(err).NotTo(HaveOccurred())
})
It("should fail to init with missing Vault AppRole", func() {
By("Creating an Issuer")
iss, err := f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name).Create(context.TODO(), util.NewCertManagerVaultIssuerAppRole(issuerName, vault.Details().Host, vaultPath, roleId, vaultSecretAppRoleName, appRoleAuthPath, vault.Details().VaultCA), metav1.CreateOptions{})
Expect(err).NotTo(HaveOccurred())
By("Waiting for Issuer to become Ready")
err = util.WaitForIssuerCondition(f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name),
iss.Name,
v1alpha2.IssuerCondition{
Type: v1alpha2.IssuerConditionReady,
Status: cmmeta.ConditionFalse,
})
Expect(err).NotTo(HaveOccurred())
})
It("should fail to init with missing Vault Token", func() {
By("Creating an Issuer")
_, err := f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name).Create(context.TODO(), util.NewCertManagerVaultIssuerToken(issuerName, vault.Details().Host, vaultPath, vaultSecretTokenName, appRoleAuthPath, vault.Details().VaultCA), metav1.CreateOptions{})
Expect(err).NotTo(HaveOccurred())
By("Waiting for Issuer to become Ready")
err = util.WaitForIssuerCondition(f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name),
issuerName,
v1alpha2.IssuerCondition{
Type: v1alpha2.IssuerConditionReady,
Status: cmmeta.ConditionFalse,
})
Expect(err).NotTo(HaveOccurred())
})
It("should be ready with a valid Kubernetes Role and ServiceAccount Secret", func() {
_, err := f.KubeClientSet.CoreV1().Secrets(f.Namespace.Name).Create(context.TODO(), vaultaddon.NewVaultKubernetesSecret(vaultSecretServiceAccount, vaultSecretServiceAccount), metav1.CreateOptions{})
Expect(err).NotTo(HaveOccurred())
_, err = f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name).Create(context.TODO(), util.NewCertManagerVaultIssuerKubernetes(issuerName, vault.Details().Host, vaultPath, vaultSecretServiceAccount, vaultKubernetesRoleName, kubernetesAuthPath, vault.Details().VaultCA), metav1.CreateOptions{})
Expect(err).NotTo(HaveOccurred())
By("Waiting for Issuer to become Ready")
err = util.WaitForIssuerCondition(f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name),
issuerName,
v1alpha2.IssuerCondition{
Type: v1alpha2.IssuerConditionReady,
Status: cmmeta.ConditionTrue,
})
Expect(err).NotTo(HaveOccurred())
})
It("should fail to init with missing Kubernetes Role", func() {
By("Creating an Issuer")
_, err := f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name).Create(context.TODO(), util.NewCertManagerVaultIssuerKubernetes(issuerName, vault.Details().Host, vaultPath, vaultSecretServiceAccount, vaultKubernetesRoleName, kubernetesAuthPath, vault.Details().VaultCA), metav1.CreateOptions{})
Expect(err).NotTo(HaveOccurred())
By("Waiting for Issuer to become Ready")
err = util.WaitForIssuerCondition(f.CertManagerClientSet.CertmanagerV1alpha2().Issuers(f.Namespace.Name),
issuerName,
v1alpha2.IssuerCondition{
Type: v1alpha2.IssuerConditionReady,
Status: cmmeta.ConditionFalse,
})
Expect(err).NotTo(HaveOccurred())
})
})