Bug 1964197: UPSTREAM: 102224: Fix expired unit test certs

staging/src/k8s.io/kube-aggregator/pkg/apiserver/handler_proxy_test.go

@@ -627,15 +627,15 @@ func TestNewRequestForProxyWithAuditID(t *testing.T) {
 // instead it manually calls to updateAPIService and RunOnce to reload the certificate
 func TestProxyCertReload(t *testing.T) {
 	// STEP 1: set up a backend server that will require the client certificate
-	//         this server uses clientCaCrt to validate the client certificate
+	//         this server uses clientCaCrt() to validate the client certificate
 	backendHandler := &targetHTTPHandler{}
 	backendServer := httptest.NewUnstartedServer(backendHandler)
-	if cert, err := tls.X509KeyPair(backendCertificate, backendKey); err != nil {
+	if cert, err := tls.X509KeyPair(backendCertificate(), backendKey()); err != nil {
 		t.Fatal(err)
 	} else {
 		caCertPool := x509.NewCertPool()
 		// we're testing this while enabling MTLS
-		caCertPool.AppendCertsFromPEM(clientCaCrt)
+		caCertPool.AppendCertsFromPEM(clientCaCrt())
 		backendServer.TLS = &tls.Config{Certificates: []tls.Certificate{cert}, ClientAuth: tls.RequireAndVerifyClientCert, ClientCAs: caCertPool}
 	}
 	backendServer.StartTLS()
@@ -647,7 +647,7 @@ func TestProxyCertReload(t *testing.T) {
 		serviceResolver: &mockedRouter{destinationHost: backendServer.Listener.Addr().String()},
 	}
 	certFile, keyFile, dir := getCertAndKeyPaths(t)
-	writeCerts(certFile, keyFile, backendCertificate, backendKey, t)
+	writeCerts(certFile, keyFile, backendCertificate(), backendKey(), t)
 
 	defer func() {
 		if err := os.RemoveAll(dir); err != nil {
@@ -671,7 +671,7 @@ func TestProxyCertReload(t *testing.T) {
 			Service:  &apiregistration.ServiceReference{Name: "test-service2", Namespace: "test-ns", Port: pointer.Int32Ptr(443)},
 			Group:    "foo",
 			Version:  "v1",
-			CABundle: backendCaCertificate, // used to validate backendCertificate
+			CABundle: backendCaCertificate(), // used to validate backendCertificate()
 		},
 		Status: apiregistration.APIServiceStatus{
 			Conditions: []apiregistration.APIServiceCondition{
@@ -696,8 +696,8 @@ func TestProxyCertReload(t *testing.T) {
 	}
 
 	// STEP 3: swap the certificate used by the aggregator to auth against the backend server and verify the request passes
-	//         note that this step uses the certificate that can be validated by the backend server with clientCaCrt
-	writeCerts(certFile, keyFile, clientCert, clientKey, t)
+	//         note that this step uses the certificate that can be validated by the backend server with clientCaCrt()
+	writeCerts(certFile, keyFile, clientCert(), clientKey(), t)
 	err = certProvider.RunOnce()
 	if err != nil {
 		t.Fatalf("Expected no error when refreshing dynamic certs, got %v", err)
@@ -732,186 +732,23 @@ func writeCerts(certFile, keyFile string, certContent, keyContent []byte, t *tes
 	}
 }
 
+func readTestFile(filename string) []byte {
+	data, err := ioutil.ReadFile("testdata/" + filename)
+	if err != nil {
+		panic(err)
+	}
+	return data
+}
+
 // cert and ca for client auth
-var clientCert = []byte(`-----BEGIN CERTIFICATE-----
-MIIFaDCCA1ACAWUwDQYJKoZIhvcNAQEFBQAwejELMAkGA1UEBhMCVVMxEzARBgNV
-BAgMCkNhbGlmb3JuaWExFjAUBgNVBAcMDU1vdW50YWluIFZpZXcxGDAWBgNVBAoM
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------END CERTIFICATE-----`)
-var clientKey = []byte(`-----BEGIN RSA PRIVATE KEY-----
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------END RSA PRIVATE KEY-----`)
-var backendCertificate = []byte(`-----BEGIN CERTIFICATE-----
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------END CERTIFICATE-----`)
-var backendKey = []byte(`-----BEGIN RSA PRIVATE KEY-----
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------END RSA PRIVATE KEY-----`)
-var backendCaCertificate = []byte(`-----BEGIN CERTIFICATE-----
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-RzFJLb91brg=
------END CERTIFICATE-----`)
-var clientCaCrt = []byte(`-----BEGIN CERTIFICATE-----
-MIIFcDCCA1gCCQDgTBDe5gjLSDANBgkqhkiG9w0BAQsFADB6MQswCQYDVQQGEwJV
-UzETMBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91bnRhaW4gVmlldzEY
-MBYGA1UECgwPTXkgb3JnYW5pemF0aW9uMRAwDgYDVQQLDAdNeSB1bml0MRIwEAYD
-VQQDDAlsb2NhbGhvc3QwHhcNMjAwNTIyMDczNTQxWhcNMzAwNTIwMDczNTQxWjB6
-MQswCQYDVQQGEwJVUzETMBEGA1UECAwKQ2FsaWZvcm5pYTEWMBQGA1UEBwwNTW91
-bnRhaW4gVmlldzEYMBYGA1UECgwPTXkgb3JnYW5pemF0aW9uMRAwDgYDVQQLDAdN
-eSB1bml0MRIwEAYDVQQDDAlsb2NhbGhvc3QwggIiMA0GCSqGSIb3DQEBAQUAA4IC
-DwAwggIKAoICAQCj89Np0QeBHn6pyDUrzd45Ow9oHTBgvrDAmhND0i+WkcoDAOrX
-V4W6aNLibM/5stR7PRwl93cwkLawE84YHevH7/69EeTjYqIUUTF/Otxh+qTZMDUu
-Z3hcW7Pu/JnfHbmliR+ci4kr7KkVAYHJtT9DcyWAs5KUudPGKpQprVKtnJ04J/hV
-gDrZbBVKU/N7Ik0ta0MWy97LegbRaGrcY/h7ICoaeMDL0UGU8b61tUCVObmhAnM6
-jK6xk/PtMk2d4we3yIWhowrGbp8vxN25WtFXIvJfyrrLFvpsl1f/dLwOzxU8RIt0
-soXkF5ig6BkjzXtG+WM8ZHBGgL1salP6B0IhLjIjsyZVNORyRJEn0SxDnVKtYLuO
-tjcDZb1Ij/KzWdyXCMD8uJECO9z1Zt2kCfsZDjCal+nyas9Otn3djERaGaaQZd1q
-oL/ioQSTgRhHO3Jx721YaetfM5Bf4h/xGIZlR0wsUPM86rN3s5LcN01C8MLMt3op
-l5ECQE4zlCq2j7EZwlTcq7B5onwUDqQYImD/AHIaOMAeAxHCfeGAl9t+84pnd9iU
-BG3XnaSdrhJJApK7Pa7peu7FDaeAkl71VQW0URHjCedCHNdqk1pbsCJMKfpMuRWp
-LldTG83/bCyuNsku8rkKmkY25MSt80EpyYxg0ZfP2GqSX9+wbH67EJlEfQIDAQAB
-MA0GCSqGSIb3DQEBCwUAA4ICAQAqaCc/LkDdJq/QS27qhCKEI885ZYOHuk8N64G6
-7Mfk6YhkSf5/Ln4qwP0f4HJCgupRMRLFs96qIh2HeEvytQk/xd8j111BHBUmjx3E
-tS271x6PTkwkHa5j7kxE85b/wnUjVZ58NKccstp/Ub/ajssPdS7Ohzm0DGTjktja
-Bavju5Q3fyBl4OmICOVDqIVBqNUfszesBtW9QcSgW7VcL2X+5/H/tu2YYnJG8IXp
-v4uJRZ2rimhQZFFvcihCMN6wR7M5hqDPyffloHy+tFYFNd+Wc+RHU/DU2i83ySa/
-BwRD5J8iTHplDFosCo1u6EoALWQx/WM/l4E9P895LFFoF/8tvHUeLAQXjUbqEPUq
-sbHlhZK18vxYUu/n+OtRdHDimjjoEWZHgoUNnNardukcLdGvk2dbmWltd8NA+kjh
-e88NQn5x5mKUfENtK/GYKN4duguR6mOKlKBuobLcjeplnrHcRoWsvYOPJr0L9Ki3
-F1XEUPu0NgZyx5kTX3znm+7UV/W1rZeRppHSeqVfwHE+N2FEds65rMF1sEvw3fZv
-mwAA1eyVJXIGum9MHf9XAgjjyubtwzPdCE6NQ9nYBuXr6sAqZx6irTHrtHl7zmbJ
-St3GLAs3qHVMa6Va1imhvInbV6m9CauCbt4vAs6xVtR/jIaq1NKHP63f+bHp8hhK
-4ulSKQ==
------END CERTIFICATE-----`)
+func clientCert() []byte { return readTestFile("client.pem") }
+
+func clientKey() []byte { return readTestFile("client-key.pem") }
+
+func backendCertificate() []byte { return readTestFile("server.pem") }
+
+func backendKey() []byte { return readTestFile("server-key.pem") }
+
+func backendCaCertificate() []byte { return readTestFile("server-ca.pem") }
+
+func clientCaCrt() []byte { return readTestFile("client-ca.pem") }

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/README.md

@@ -0,0 +1 @@
+Keys in this directory are generated for testing purposes only.

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/client-ca-key.pem

@@ -0,0 +1,5 @@
+-----BEGIN EC PRIVATE KEY-----
+MHcCAQEEIHM3EPGDat3kZv4DmyI6X0k6gHGP9JSS3R9t0sCvcj1coAoGCCqGSM49
+AwEHoUQDQgAEA4QqivypLZVLaoFYAS0UWyfyNRSXRtgMWEabvsoHO31CRa2ZS3m8
+glOQ21aLysVdF6vAP31O9fqysuGMm0UI7w==
+-----END EC PRIVATE KEY-----

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/client-ca.pem

@@ -0,0 +1,10 @@
+-----BEGIN CERTIFICATE-----
+MIIBbTCCARSgAwIBAgIUDMmq4/Gw2N1o5TWBLWsm65RiVkIwCgYIKoZIzj0EAwIw
+FDESMBAGA1UEAxMJQ2xpZW50LUNBMCAXDTIxMDUyMjIzNTIwMFoYDzIxMjEwNDI4
+MjM1MjAwWjAUMRIwEAYDVQQDEwlDbGllbnQtQ0EwWTATBgcqhkjOPQIBBggqhkjO
+PQMBBwNCAAQDhCqK/KktlUtqgVgBLRRbJ/I1FJdG2AxYRpu+ygc7fUJFrZlLebyC
+U5DbVovKxV0Xq8A/fU71+rKy4YybRQjvo0IwQDAOBgNVHQ8BAf8EBAMCAQYwDwYD
+VR0TAQH/BAUwAwEB/zAdBgNVHQ4EFgQUaDl2pG6N7NoORQjpHprKDSOL8+0wCgYI
+KoZIzj0EAwIDRwAwRAIgbS1tdj6El37kUwF9yZDXKfjLUlRBBLmIYhP0mdui6/AC
+IB4F/weuM/6IjCdcPJRxvdC7qjCdV0xnFqvQ+BhuUGSF
+-----END CERTIFICATE-----

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/client-key.pem

@@ -0,0 +1,5 @@
+-----BEGIN EC PRIVATE KEY-----
+MHcCAQEEIJVbghSTWVClgCMEMWHf4Z5QRHplGl3OZzNvvYVc1hVLoAoGCCqGSM49
+AwEHoUQDQgAEI7HyyXMDVAU8o3kQpInG+Ec1mCELWJrKz2owv0jONgc7dkDjKHuP
+7UkDuKGrUpS2MW0UkqajJAODEUwSF1wH5A==
+-----END EC PRIVATE KEY-----

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/client.pem

@@ -0,0 +1,11 @@
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/generate.client-ca.json

@@ -0,0 +1,6 @@
+{
+    "CN": "Client-CA",
+    "ca": {
+        "expiry": "876000h"
+    }
+}

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/generate.client.json

@@ -0,0 +1,3 @@
+{
+    "CN": "My Client"
+}

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/generate.profiles.json

@@ -0,0 +1,22 @@
+{
+    "signing": {
+        "profiles": {
+            "client": {
+                "expiry": "876000h",
+                "usages": [
+                    "signing",
+                    "key encipherment",
+                    "client auth"
+                ]
+            },
+            "server": {
+                "expiry": "876000h",
+                "usages": [
+                    "signing",
+                    "key encipherment",
+                    "server auth"
+                ]
+            }
+        }
+    }
+}

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/generate.server-ca.json

@@ -0,0 +1,6 @@
+{
+    "CN": "Server-CA",
+    "ca": {
+        "expiry": "876000h"
+    }
+}

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/generate.server.json

@@ -0,0 +1,4 @@
+{
+    "CN": "test-service2.test-ns.svc",
+    "hosts": ["test-service2.test-ns.svc"]
+}

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/generate.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+# Copyright 2021 The Kubernetes 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.
+
+cfssl gencert -initca generate.client-ca.json | cfssljson -bare client-ca
+cfssl gencert -initca generate.server-ca.json | cfssljson -bare server-ca
+
+cfssl gencert -ca client-ca.pem -ca-key client-ca-key.pem -config generate.profiles.json --profile=client generate.client.json | cfssljson -bare client
+cfssl gencert -ca server-ca.pem -ca-key server-ca-key.pem -config generate.profiles.json --profile=server generate.server.json | cfssljson -bare server
+
+rm ./*.csr

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/server-ca-key.pem

@@ -0,0 +1,5 @@
+-----BEGIN EC PRIVATE KEY-----
+MHcCAQEEIBoMWQC4K4Vp/wKA7yHBVWgjV69lpGhAZZAAcsf8osUVoAoGCCqGSM49
+AwEHoUQDQgAEPwxv8IjkfU5AivcK0IiurHL9H6EiGh+zZ0S8r+PBW0DXFPXcAjQc
+tE8gVHu3fp90y1JVTriaxriU/x8Lbrp8ZA==
+-----END EC PRIVATE KEY-----

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/server-ca.pem

@@ -0,0 +1,10 @@
+-----BEGIN CERTIFICATE-----
+MIIBbzCCARSgAwIBAgIUf0aG2C1P7KaDGobg9oeN3uhQlu4wCgYIKoZIzj0EAwIw
+FDESMBAGA1UEAxMJU2VydmVyLUNBMCAXDTIxMDUyMjIzNTIwMFoYDzIxMjEwNDI4
+MjM1MjAwWjAUMRIwEAYDVQQDEwlTZXJ2ZXItQ0EwWTATBgcqhkjOPQIBBggqhkjO
+PQMBBwNCAAQ/DG/wiOR9TkCK9wrQiK6scv0foSIaH7NnRLyv48FbQNcU9dwCNBy0
+TyBUe7d+n3TLUlVOuJrGuJT/Hwtuunxko0IwQDAOBgNVHQ8BAf8EBAMCAQYwDwYD
+VR0TAQH/BAUwAwEB/zAdBgNVHQ4EFgQUjcdIlU1vGLSUWBcSqCEJTgqlSacwCgYI
+KoZIzj0EAwIDSQAwRgIhAIujFeJKprddp+9aCZZUv05jCS5JiopW2bn/FJJRQ6OK
+AiEA1NS6trAbfgk6vYS2D2vamuF4XC9LggyxbcoaMf+GAn4=
+-----END CERTIFICATE-----

staging/src/k8s.io/kube-aggregator/pkg/apiserver/testdata/server-key.pem

@@ -0,0 +1,5 @@
+-----BEGIN EC PRIVATE KEY-----
+MHcCAQEEIFizWdUWI/ggduZByisCOjPljfUq/f++RwQl0scxeOU/oAoGCCqGSM49
+AwEHoUQDQgAEvw23SM/msE+rsXx919gkNM+A7HBJ99YXqvsV0zRd6ykiQV5rszGw
+DHF/3sKTbb38eLcF/sORWVEFc4+QqnZLkw==
+-----END EC PRIVATE KEY-----