src/crypto/tls/boring_test.go

// Copyright 2017 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

//go:build boringcrypto

package tls

import (
	"crypto/ecdsa"
	"crypto/elliptic"
	"crypto/internal/boring/fipstls"
	"crypto/rand"
	"crypto/rsa"
	"crypto/x509"
	"crypto/x509/pkix"
	"encoding/pem"
	"fmt"
	"internal/obscuretestdata"
	"math/big"
	"net"
	"runtime"
	"strings"
	"testing"
	"time"
)

func TestBoringServerProtocolVersion(t *testing.T) {
	test := func(name string, v uint16, msg string) {
		t.Run(name, func(t *testing.T) {
			serverConfig := testConfig.Clone()
			serverConfig.MinVersion = VersionSSL30
			clientHello := &clientHelloMsg{
				vers:               v,
				random:             make([]byte, 32),
				cipherSuites:       allCipherSuites(),
				compressionMethods: []uint8{compressionNone},
				supportedVersions:  []uint16{v},
			}
			testClientHelloFailure(t, serverConfig, clientHello, msg)
		})
	}

	test("VersionTLS10", VersionTLS10, "")
	test("VersionTLS11", VersionTLS11, "")
	test("VersionTLS12", VersionTLS12, "")
	test("VersionTLS13", VersionTLS13, "")

	fipstls.Force()
	defer fipstls.Abandon()
	test("VersionSSL30", VersionSSL30, "client offered only unsupported versions")
	test("VersionTLS10", VersionTLS10, "client offered only unsupported versions")
	test("VersionTLS11", VersionTLS11, "client offered only unsupported versions")
	test("VersionTLS12", VersionTLS12, "")
	test("VersionTLS13", VersionTLS13, "client offered only unsupported versions")
}

func isBoringVersion(v uint16) bool {
	return v == VersionTLS12
}

func isBoringCipherSuite(id uint16) bool {
	switch id {
	case TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
		TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
		TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
		TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
		TLS_RSA_WITH_AES_128_GCM_SHA256,
		TLS_RSA_WITH_AES_256_GCM_SHA384:
		return true
	}
	return false
}

func isBoringCurve(id CurveID) bool {
	switch id {
	case CurveP256, CurveP384, CurveP521:
		return true
	}
	return false
}

func isECDSA(id uint16) bool {
	for _, suite := range cipherSuites {
		if suite.id == id {
			return suite.flags&suiteECSign == suiteECSign
		}
	}
	panic(fmt.Sprintf("unknown cipher suite %#x", id))
}

func isBoringSignatureScheme(alg SignatureScheme) bool {
	switch alg {
	default:
		return false
	case PKCS1WithSHA256,
		ECDSAWithP256AndSHA256,
		PKCS1WithSHA384,
		ECDSAWithP384AndSHA384,
		PKCS1WithSHA512,
		ECDSAWithP521AndSHA512,
		PSSWithSHA256,
		PSSWithSHA384,
		PSSWithSHA512:
		// ok
	}
	return true
}

func TestBoringServerCipherSuites(t *testing.T) {
	serverConfig := testConfig.Clone()
	serverConfig.CipherSuites = allCipherSuites()
	serverConfig.Certificates = make([]Certificate, 1)

	for _, id := range allCipherSuites() {
		if isECDSA(id) {
			serverConfig.Certificates[0].Certificate = [][]byte{testECDSACertificate}
			serverConfig.Certificates[0].PrivateKey = testECDSAPrivateKey
		} else {
			serverConfig.Certificates[0].Certificate = [][]byte{testRSACertificate}
			serverConfig.Certificates[0].PrivateKey = testRSAPrivateKey
		}
		serverConfig.BuildNameToCertificate()
		t.Run(fmt.Sprintf("suite=%#x", id), func(t *testing.T) {
			clientHello := &clientHelloMsg{
				vers:               VersionTLS12,
				random:             make([]byte, 32),
				cipherSuites:       []uint16{id},
				compressionMethods: []uint8{compressionNone},
				supportedCurves:    defaultCurvePreferences,
				supportedPoints:    []uint8{pointFormatUncompressed},
			}

			testClientHello(t, serverConfig, clientHello)
			t.Run("fipstls", func(t *testing.T) {
				fipstls.Force()
				defer fipstls.Abandon()
				msg := ""
				if !isBoringCipherSuite(id) {
					msg = "no cipher suite supported by both client and server"
				}
				testClientHelloFailure(t, serverConfig, clientHello, msg)
			})
		})
	}
}

func TestBoringServerCurves(t *testing.T) {
	serverConfig := testConfig.Clone()
	serverConfig.Certificates = make([]Certificate, 1)
	serverConfig.Certificates[0].Certificate = [][]byte{testECDSACertificate}
	serverConfig.Certificates[0].PrivateKey = testECDSAPrivateKey
	serverConfig.BuildNameToCertificate()

	for _, curveid := range defaultCurvePreferences {
		t.Run(fmt.Sprintf("curve=%d", curveid), func(t *testing.T) {
			clientHello := &clientHelloMsg{
				vers:               VersionTLS12,
				random:             make([]byte, 32),
				cipherSuites:       []uint16{TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256},
				compressionMethods: []uint8{compressionNone},
				supportedCurves:    []CurveID{curveid},
				supportedPoints:    []uint8{pointFormatUncompressed},
			}

			testClientHello(t, serverConfig, clientHello)

			// With fipstls forced, bad curves should be rejected.
			t.Run("fipstls", func(t *testing.T) {
				fipstls.Force()
				defer fipstls.Abandon()
				msg := ""
				if !isBoringCurve(curveid) {
					msg = "no cipher suite supported by both client and server"
				}
				testClientHelloFailure(t, serverConfig, clientHello, msg)
			})
		})
	}
}

func boringHandshake(t *testing.T, clientConfig, serverConfig *Config) (clientErr, serverErr error) {
	c, s := localPipe(t)
	client := Client(c, clientConfig)
	server := Server(s, serverConfig)
	done := make(chan error, 1)
	go func() {
		done <- client.Handshake()
		c.Close()
	}()
	serverErr = server.Handshake()
	s.Close()
	clientErr = <-done
	return
}

func TestBoringServerSignatureAndHash(t *testing.T) {
	defer func() {
		testingOnlyForceClientHelloSignatureAlgorithms = nil
	}()

	for _, sigHash := range defaultSupportedSignatureAlgorithms {
		t.Run(fmt.Sprintf("%#x", sigHash), func(t *testing.T) {
			serverConfig := testConfig.Clone()
			serverConfig.Certificates = make([]Certificate, 1)

			testingOnlyForceClientHelloSignatureAlgorithms = []SignatureScheme{sigHash}

			sigType, _, _ := typeAndHashFromSignatureScheme(sigHash)
			switch sigType {
			case signaturePKCS1v15, signatureRSAPSS:
				serverConfig.CipherSuites = []uint16{TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256}
				serverConfig.Certificates[0].Certificate = [][]byte{testRSA2048Certificate}
				serverConfig.Certificates[0].PrivateKey = testRSA2048PrivateKey
			case signatureEd25519:
				serverConfig.CipherSuites = []uint16{TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256}
				serverConfig.Certificates[0].Certificate = [][]byte{testEd25519Certificate}
				serverConfig.Certificates[0].PrivateKey = testEd25519PrivateKey
			case signatureECDSA:
				serverConfig.CipherSuites = []uint16{TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256}
				serverConfig.Certificates[0].Certificate = [][]byte{testECDSACertificate}
				serverConfig.Certificates[0].PrivateKey = testECDSAPrivateKey
			}
			serverConfig.BuildNameToCertificate()
			// PKCS#1 v1.5 signature algorithms can't be used standalone in TLS
			// 1.3, and the ECDSA ones bind to the curve used.
			serverConfig.MaxVersion = VersionTLS12

			clientErr, serverErr := boringHandshake(t, testConfig, serverConfig)
			if clientErr != nil {
				t.Fatalf("expected handshake with %#x to succeed; client error: %v; server error: %v", sigHash, clientErr, serverErr)
			}

			// With fipstls forced, bad curves should be rejected.
			t.Run("fipstls", func(t *testing.T) {
				fipstls.Force()
				defer fipstls.Abandon()
				clientErr, _ := boringHandshake(t, testConfig, serverConfig)
				if isBoringSignatureScheme(sigHash) {
					if clientErr != nil {
						t.Fatalf("expected handshake with %#x to succeed; err=%v", sigHash, clientErr)
					}
				} else {
					if clientErr == nil {
						t.Fatalf("expected handshake with %#x to fail, but it succeeded", sigHash)
					}
				}
			})
		})
	}
}

func TestBoringClientHello(t *testing.T) {
	// Test that no matter what we put in the client config,
	// the client does not offer non-FIPS configurations.
	fipstls.Force()
	defer fipstls.Abandon()

	c, s := net.Pipe()
	defer c.Close()
	defer s.Close()

	clientConfig := testConfig.Clone()
	// All sorts of traps for the client to avoid.
	clientConfig.MinVersion = VersionSSL30
	clientConfig.MaxVersion = VersionTLS13
	clientConfig.CipherSuites = allCipherSuites()
	clientConfig.CurvePreferences = defaultCurvePreferences

	go Client(c, clientConfig).Handshake()
	srv := Server(s, testConfig)
	msg, err := srv.readHandshake(nil)
	if err != nil {
		t.Fatal(err)
	}
	hello, ok := msg.(*clientHelloMsg)
	if !ok {
		t.Fatalf("unexpected message type %T", msg)
	}

	if !isBoringVersion(hello.vers) {
		t.Errorf("client vers=%#x, want %#x (TLS 1.2)", hello.vers, VersionTLS12)
	}
	for _, v := range hello.supportedVersions {
		if !isBoringVersion(v) {
			t.Errorf("client offered disallowed version %#x", v)
		}
	}
	for _, id := range hello.cipherSuites {
		if !isBoringCipherSuite(id) {
			t.Errorf("client offered disallowed suite %#x", id)
		}
	}
	for _, id := range hello.supportedCurves {
		if !isBoringCurve(id) {
			t.Errorf("client offered disallowed curve %d", id)
		}
	}
	for _, sigHash := range hello.supportedSignatureAlgorithms {
		if !isBoringSignatureScheme(sigHash) {
			t.Errorf("client offered disallowed signature-and-hash %v", sigHash)
		}
	}
}

func TestBoringCertAlgs(t *testing.T) {
	// NaCl, arm and wasm time out generating keys. Nothing in this test is architecture-specific, so just don't bother on those.
	if runtime.GOOS == "nacl" || runtime.GOARCH == "arm" || runtime.GOOS == "js" {
		t.Skipf("skipping on %s/%s because key generation takes too long", runtime.GOOS, runtime.GOARCH)
	}

	// Set up some roots, intermediate CAs, and leaf certs with various algorithms.
	// X_Y is X signed by Y.
	R1 := boringCert(t, "R1", boringRSAKey(t, 2048), nil, boringCertCA|boringCertFIPSOK)
	R2 := boringCert(t, "R2", boringRSAKey(t, 512), nil, boringCertCA)

	M1_R1 := boringCert(t, "M1_R1", boringECDSAKey(t, elliptic.P256()), R1, boringCertCA|boringCertFIPSOK)
	M2_R1 := boringCert(t, "M2_R1", boringECDSAKey(t, elliptic.P224()), R1, boringCertCA)

	I_R1 := boringCert(t, "I_R1", boringRSAKey(t, 3072), R1, boringCertCA|boringCertFIPSOK)
	I_R2 := boringCert(t, "I_R2", I_R1.key, R2, boringCertCA|boringCertFIPSOK)
	I_M1 := boringCert(t, "I_M1", I_R1.key, M1_R1, boringCertCA|boringCertFIPSOK)
	I_M2 := boringCert(t, "I_M2", I_R1.key, M2_R1, boringCertCA|boringCertFIPSOK)

	L1_I := boringCert(t, "L1_I", boringECDSAKey(t, elliptic.P384()), I_R1, boringCertLeaf|boringCertFIPSOK)
	L2_I := boringCert(t, "L2_I", boringRSAKey(t, 1024), I_R1, boringCertLeaf)

	// client verifying server cert
	testServerCert := func(t *testing.T, desc string, pool *x509.CertPool, key interface{}, list [][]byte, ok bool) {
		clientConfig := testConfig.Clone()
		clientConfig.RootCAs = pool
		clientConfig.InsecureSkipVerify = false
		clientConfig.ServerName = "example.com"

		serverConfig := testConfig.Clone()
		serverConfig.Certificates = []Certificate{{Certificate: list, PrivateKey: key}}
		serverConfig.BuildNameToCertificate()

		clientErr, _ := boringHandshake(t, clientConfig, serverConfig)

		if (clientErr == nil) == ok {
			if ok {
				t.Logf("%s: accept", desc)
			} else {
				t.Logf("%s: reject", desc)
			}
		} else {
			if ok {
				t.Errorf("%s: BAD reject (%v)", desc, clientErr)
			} else {
				t.Errorf("%s: BAD accept", desc)
			}
		}
	}

	// server verifying client cert
	testClientCert := func(t *testing.T, desc string, pool *x509.CertPool, key interface{}, list [][]byte, ok bool) {
		clientConfig := testConfig.Clone()
		clientConfig.ServerName = "example.com"
		clientConfig.Certificates = []Certificate{{Certificate: list, PrivateKey: key}}

		serverConfig := testConfig.Clone()
		serverConfig.ClientCAs = pool
		serverConfig.ClientAuth = RequireAndVerifyClientCert

		_, serverErr := boringHandshake(t, clientConfig, serverConfig)

		if (serverErr == nil) == ok {
			if ok {
				t.Logf("%s: accept", desc)
			} else {
				t.Logf("%s: reject", desc)
			}
		} else {
			if ok {
				t.Errorf("%s: BAD reject (%v)", desc, serverErr)
			} else {
				t.Errorf("%s: BAD accept", desc)
			}
		}
	}

	// Run simple basic test with known answers before proceeding to
	// exhaustive test with computed answers.
	r1pool := x509.NewCertPool()
	r1pool.AddCert(R1.cert)
	testServerCert(t, "basic", r1pool, L2_I.key, [][]byte{L2_I.der, I_R1.der}, true)
	testClientCert(t, "basic (client cert)", r1pool, L2_I.key, [][]byte{L2_I.der, I_R1.der}, true)
	fipstls.Force()
	testServerCert(t, "basic (fips)", r1pool, L2_I.key, [][]byte{L2_I.der, I_R1.der}, false)
	testClientCert(t, "basic (fips, client cert)", r1pool, L2_I.key, [][]byte{L2_I.der, I_R1.der}, false)
	fipstls.Abandon()

	if t.Failed() {
		t.Fatal("basic test failed, skipping exhaustive test")
	}

	if testing.Short() {
		t.Logf("basic test passed; skipping exhaustive test in -short mode")
		return
	}

	for l := 1; l <= 2; l++ {
		leaf := L1_I
		if l == 2 {
			leaf = L2_I
		}
		for i := 0; i < 64; i++ {
			reachable := map[string]bool{leaf.parentOrg: true}
			reachableFIPS := map[string]bool{leaf.parentOrg: leaf.fipsOK}
			list := [][]byte{leaf.der}
			listName := leaf.name
			addList := func(cond int, c *boringCertificate) {
				if cond != 0 {
					list = append(list, c.der)
					listName += "," + c.name
					if reachable[c.org] {
						reachable[c.parentOrg] = true
					}
					if reachableFIPS[c.org] && c.fipsOK {
						reachableFIPS[c.parentOrg] = true
					}
				}
			}
			addList(i&1, I_R1)
			addList(i&2, I_R2)
			addList(i&4, I_M1)
			addList(i&8, I_M2)
			addList(i&16, M1_R1)
			addList(i&32, M2_R1)

			for r := 1; r <= 3; r++ {
				pool := x509.NewCertPool()
				rootName := ","
				shouldVerify := false
				shouldVerifyFIPS := false
				addRoot := func(cond int, c *boringCertificate) {
					if cond != 0 {
						rootName += "," + c.name
						pool.AddCert(c.cert)
						if reachable[c.org] {
							shouldVerify = true
						}
						if reachableFIPS[c.org] && c.fipsOK {
							shouldVerifyFIPS = true
						}
					}
				}
				addRoot(r&1, R1)
				addRoot(r&2, R2)
				rootName = rootName[1:] // strip leading comma
				testServerCert(t, listName+"->"+rootName[1:], pool, leaf.key, list, shouldVerify)
				testClientCert(t, listName+"->"+rootName[1:]+"(client cert)", pool, leaf.key, list, shouldVerify)
				fipstls.Force()
				testServerCert(t, listName+"->"+rootName[1:]+" (fips)", pool, leaf.key, list, shouldVerifyFIPS)
				testClientCert(t, listName+"->"+rootName[1:]+" (fips, client cert)", pool, leaf.key, list, shouldVerifyFIPS)
				fipstls.Abandon()
			}
		}
	}
}

const (
	boringCertCA = iota
	boringCertLeaf
	boringCertFIPSOK = 0x80
)

func boringRSAKey(t *testing.T, size int) *rsa.PrivateKey {
	k, err := rsa.GenerateKey(rand.Reader, size)
	if err != nil {
		t.Fatal(err)
	}
	return k
}

func boringECDSAKey(t *testing.T, curve elliptic.Curve) *ecdsa.PrivateKey {
	k, err := ecdsa.GenerateKey(curve, rand.Reader)
	if err != nil {
		t.Fatal(err)
	}
	return k
}

type boringCertificate struct {
	name      string
	org       string
	parentOrg string
	der       []byte
	cert      *x509.Certificate
	key       interface{}
	fipsOK    bool
}

func boringCert(t *testing.T, name string, key interface{}, parent *boringCertificate, mode int) *boringCertificate {
	org := name
	parentOrg := ""
	if i := strings.Index(org, "_"); i >= 0 {
		org = org[:i]
		parentOrg = name[i+1:]
	}
	tmpl := &x509.Certificate{
		SerialNumber: big.NewInt(1),
		Subject: pkix.Name{
			Organization: []string{org},
		},
		NotBefore: time.Unix(0, 0),
		NotAfter:  time.Unix(0, 0),

		KeyUsage:              x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature,
		ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth, x509.ExtKeyUsageClientAuth},
		BasicConstraintsValid: true,
	}
	if mode&^boringCertFIPSOK == boringCertLeaf {
		tmpl.DNSNames = []string{"example.com"}
	} else {
		tmpl.IsCA = true
		tmpl.KeyUsage |= x509.KeyUsageCertSign
	}

	var pcert *x509.Certificate
	var pkey interface{}
	if parent != nil {
		pcert = parent.cert
		pkey = parent.key
	} else {
		pcert = tmpl
		pkey = key
	}

	var pub interface{}
	switch k := key.(type) {
	case *rsa.PrivateKey:
		pub = &k.PublicKey
	case *ecdsa.PrivateKey:
		pub = &k.PublicKey
	default:
		t.Fatalf("invalid key %T", key)
	}

	der, err := x509.CreateCertificate(rand.Reader, tmpl, pcert, pub, pkey)
	if err != nil {
		t.Fatal(err)
	}
	cert, err := x509.ParseCertificate(der)
	if err != nil {
		t.Fatal(err)
	}

	fipsOK := mode&boringCertFIPSOK != 0
	return &boringCertificate{name, org, parentOrg, der, cert, key, fipsOK}
}

// A self-signed test certificate with an RSA key of size 2048, for testing
// RSA-PSS with SHA512. SAN of example.golang.
var (
	testRSA2048Certificate []byte
	testRSA2048PrivateKey  *rsa.PrivateKey
)

func init() {
	block, _ := pem.Decode(obscuretestdata.Rot13([]byte(`
-----ORTVA PREGVSVPNGR-----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-----RAQ PREGVSVPNGR-----`)))
	testRSA2048Certificate = block.Bytes

	block, _ = pem.Decode(obscuretestdata.Rot13([]byte(`
-----ORTVA EFN CEVINGR XRL-----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CeFbiP0HIome8Wkkyn+xDIkRDDdJDkCyRIhY8xKnVQN6Ylg1Uchn2YiCNbTONADM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-----RAQ EFN CEVINGR XRL-----`)))
	var err error
	testRSA2048PrivateKey, err = x509.ParsePKCS1PrivateKey(block.Bytes)
	if err != nil {
		panic(err)
	}
}