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Merge branch 'master' into hs/acme-eab

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pull/650/head
Herman Slatman 2 years ago
parent f9ae875f9d 8473164b41
commit 22ff90f655
No known key found for this signature in database
GPG Key ID: F4D8A44EA0A75A4F
7 changed files with 354 additions and 69 deletions
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33
acme/order.go
Unescape Escape View File

@ -200,6 +200,10 @@ func (o *Order) sans(csr *x509.CertificateRequest) ([]x509util.SubjectAlternativ
var sans []x509util.SubjectAlternativeName
if len(csr.EmailAddresses) > 0 || len(csr.URIs) > 0 {
return sans, NewError(ErrorBadCSRType, "Only DNS names and IP addresses are allowed")
}
// order the DNS names and IP addresses, so that they can be compared against the canonicalized CSR
orderNames := make([]string, numberOfIdentifierType(DNS, o.Identifiers))
orderIPs := make([]net.IP, numberOfIdentifierType(IP, o.Identifiers))
@ -279,7 +283,9 @@ func numberOfIdentifierType(typ IdentifierType, ids []Identifier) int {
// canonicalize canonicalizes a CSR so that it can be compared against an Order
// NOTE: this effectively changes the order of SANs in the CSR, which may be OK,
// but may not be expected.
// but may not be expected. It also adds a Subject Common Name to either the IP
// addresses or DNS names slice, depending on whether it can be parsed as an IP
// or not. This might result in an additional SAN in the final certificate.
func canonicalize(csr *x509.CertificateRequest) (canonicalized *x509.CertificateRequest) {
// for clarity only; we're operating on the same object by pointer
@ -289,16 +295,20 @@ func canonicalize(csr *x509.CertificateRequest) (canonicalized *x509.Certificate
// identifiers as the initial newOrder request. Identifiers of type "dns"
// MUST appear either in the commonName portion of the requested subject
// name or in an extensionRequest attribute [RFC2985] requesting a
// subjectAltName extension, or both.
// TODO(hs): we might want to check if the CommonName is in fact a DNS (and cannot
// be parsed as IP). This is related to https://github.com/smallstep/cli/pull/576
// (ACME IP SANS)
// subjectAltName extension, or both. Subject Common Names that can be
// parsed as an IP are included as an IP address for the equality check.
// If these were excluded, a certificate could contain an IP as the
// common name without having been challenged.
if csr.Subject.CommonName != "" {
// nolint:gocritic
canonicalized.DNSNames = append(csr.DNSNames, csr.Subject.CommonName)
if ip := net.ParseIP(csr.Subject.CommonName); ip != nil {
canonicalized.IPAddresses = append(canonicalized.IPAddresses, ip)
} else {
canonicalized.DNSNames = append(canonicalized.DNSNames, csr.Subject.CommonName)
}
}
canonicalized.DNSNames = uniqueSortedLowerNames(csr.DNSNames)
canonicalized.IPAddresses = uniqueSortedIPs(csr.IPAddresses)
canonicalized.DNSNames = uniqueSortedLowerNames(canonicalized.DNSNames)
canonicalized.IPAddresses = uniqueSortedIPs(canonicalized.IPAddresses)
return canonicalized
}
@ -340,7 +350,10 @@ func uniqueSortedIPs(ips []net.IP) (unique []net.IP) {
}
ipEntryMap := make(map[string]entry, len(ips))
for _, ip := range ips {
ipEntryMap[ip.String()] = entry{ip: ip}
// reparsing the IP results in the IP being represented using 16 bytes
// for both IPv4 as well as IPv6, even when the ips slice contains IPs that
// are represented by 4 bytes. This ensures a fair comparison and thus ordering.
ipEntryMap[ip.String()] = entry{ip: net.ParseIP(ip.String())}
}
unique = make([]net.IP, 0, len(ipEntryMap))
for _, entry := range ipEntryMap {

124
acme/order_test.go
Unescape Escape View File

@ -6,10 +6,12 @@ import (
"crypto/x509/pkix"
"encoding/json"
"net"
"net/url"
"reflect"
"testing"
"time"
"github.com/google/go-cmp/cmp"
"github.com/pkg/errors"
"github.com/smallstep/assert"
"github.com/smallstep/certificates/authority"
@ -825,71 +827,92 @@ func Test_uniqueSortedIPs(t *testing.T) {
ips []net.IP
}
tests := []struct {
name string
args args
wantUnique []net.IP
name string
args args
want []net.IP
}{
{
name: "ok/empty",
args: args{
ips: []net.IP{},
},
wantUnique: []net.IP{},
want: []net.IP{},
},
{
name: "ok/single-ipv4",
args: args{
ips: []net.IP{net.ParseIP("192.168.42.42")},
},
wantUnique: []net.IP{net.ParseIP("192.168.42.42")},
want: []net.IP{net.ParseIP("192.168.42.42")},
},
{
name: "ok/multiple-ipv4",
args: args{
ips: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("192.168.42.10"), net.ParseIP("192.168.42.1")},
ips: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("192.168.42.10"), net.ParseIP("192.168.42.1"), net.ParseIP("127.0.0.1")},
},
want: []net.IP{net.ParseIP("127.0.0.1"), net.ParseIP("192.168.42.1"), net.ParseIP("192.168.42.10"), net.ParseIP("192.168.42.42")},
}, {
name: "ok/multiple-ipv4-with-varying-byte-representations",
args: args{
ips: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("192.168.42.10"), net.ParseIP("192.168.42.1"), []byte{0x7f, 0x0, 0x0, 0x1}},
},
wantUnique: []net.IP{net.ParseIP("192.168.42.1"), net.ParseIP("192.168.42.10"), net.ParseIP("192.168.42.42")},
want: []net.IP{net.ParseIP("127.0.0.1"), net.ParseIP("192.168.42.1"), net.ParseIP("192.168.42.10"), net.ParseIP("192.168.42.42")},
},
{
name: "ok/unique-ipv4",
args: args{
ips: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("192.168.42.42")},
},
wantUnique: []net.IP{net.ParseIP("192.168.42.42")},
want: []net.IP{net.ParseIP("192.168.42.42")},
},
{
name: "ok/single-ipv6",
args: args{
ips: []net.IP{net.ParseIP("2001:db8::30")},
},
wantUnique: []net.IP{net.ParseIP("2001:db8::30")},
want: []net.IP{net.ParseIP("2001:db8::30")},
},
{
name: "ok/multiple-ipv6",
args: args{
ips: []net.IP{net.ParseIP("2001:db8::30"), net.ParseIP("2001:db8::20"), net.ParseIP("2001:db8::10")},
},
wantUnique: []net.IP{net.ParseIP("2001:db8::10"), net.ParseIP("2001:db8::20"), net.ParseIP("2001:db8::30")},
want: []net.IP{net.ParseIP("2001:db8::10"), net.ParseIP("2001:db8::20"), net.ParseIP("2001:db8::30")},
},
{
name: "ok/unique-ipv6",
args: args{
ips: []net.IP{net.ParseIP("2001:db8::1"), net.ParseIP("2001:db8::1")},
},
wantUnique: []net.IP{net.ParseIP("2001:db8::1")},
want: []net.IP{net.ParseIP("2001:db8::1")},
},
{
name: "ok/mixed-ipv4-and-ipv6",
args: args{
ips: []net.IP{net.ParseIP("2001:db8::1"), net.ParseIP("2001:db8::1"), net.ParseIP("192.168.42.42"), net.ParseIP("192.168.42.42")},
},
wantUnique: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("2001:db8::1")},
want: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("2001:db8::1")},
},
{
name: "ok/mixed-ipv4-and-ipv6-and-varying-byte-representations",
args: args{
ips: []net.IP{net.ParseIP("2001:db8::1"), net.ParseIP("2001:db8::1"), net.ParseIP("192.168.42.42"), net.ParseIP("192.168.42.42"), []byte{0x7f, 0x0, 0x0, 0x1}},
},
want: []net.IP{net.ParseIP("127.0.0.1"), net.ParseIP("192.168.42.42"), net.ParseIP("2001:db8::1")},
},
{
name: "ok/mixed-ipv4-and-ipv6-and-more-varying-byte-representations",
args: args{
ips: []net.IP{net.ParseIP("2001:db8::1"), net.ParseIP("2001:db8::1"), net.ParseIP("192.168.42.42"), net.ParseIP("2001:db8::2"), net.ParseIP("192.168.42.42"), []byte{0x7f, 0x0, 0x0, 0x1}, []byte{0x7f, 0x0, 0x0, 0x1}, []byte{0x7f, 0x0, 0x0, 0x2}},
},
want: []net.IP{net.ParseIP("127.0.0.1"), net.ParseIP("127.0.0.2"), net.ParseIP("192.168.42.42"), net.ParseIP("2001:db8::1"), net.ParseIP("2001:db8::2")},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if gotUnique := uniqueSortedIPs(tt.args.ips); !reflect.DeepEqual(gotUnique, tt.wantUnique) {
t.Errorf("uniqueSortedIPs() = %v, want %v", gotUnique, tt.wantUnique)
got := uniqueSortedIPs(tt.args.ips)
if !cmp.Equal(tt.want, got) {
t.Errorf("uniqueSortedIPs() diff =\n%s", cmp.Diff(tt.want, got))
}
})
}
@ -1122,9 +1145,9 @@ func Test_canonicalize(t *testing.T) {
csr *x509.CertificateRequest
}
tests := []struct {
name string
args args
wantCanonicalized *x509.CertificateRequest
name string
args args
want *x509.CertificateRequest
}{
{
name: "ok/dns",
@ -1133,7 +1156,7 @@ func Test_canonicalize(t *testing.T) {
DNSNames: []string{"www.example.com", "example.com"},
},
},
wantCanonicalized: &x509.CertificateRequest{
want: &x509.CertificateRequest{
DNSNames: []string{"example.com", "www.example.com"},
IPAddresses: []net.IP{},
},
@ -1148,7 +1171,7 @@ func Test_canonicalize(t *testing.T) {
DNSNames: []string{"www.example.com"},
},
},
wantCanonicalized: &x509.CertificateRequest{
want: &x509.CertificateRequest{
Subject: pkix.Name{
CommonName: "example.com",
},
@ -1163,7 +1186,7 @@ func Test_canonicalize(t *testing.T) {
IPAddresses: []net.IP{net.ParseIP("192.168.43.42"), net.ParseIP("192.168.42.42")},
},
},
wantCanonicalized: &x509.CertificateRequest{
want: &x509.CertificateRequest{
DNSNames: []string{},
IPAddresses: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("192.168.43.42")},
},
@ -1176,7 +1199,7 @@ func Test_canonicalize(t *testing.T) {
IPAddresses: []net.IP{net.ParseIP("192.168.43.42"), net.ParseIP("192.168.42.42")},
},
},
wantCanonicalized: &x509.CertificateRequest{
want: &x509.CertificateRequest{
DNSNames: []string{"example.com", "www.example.com"},
IPAddresses: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("192.168.43.42")},
},
@ -1192,7 +1215,7 @@ func Test_canonicalize(t *testing.T) {
IPAddresses: []net.IP{net.ParseIP("192.168.43.42"), net.ParseIP("192.168.42.42")},
},
},
wantCanonicalized: &x509.CertificateRequest{
want: &x509.CertificateRequest{
Subject: pkix.Name{
CommonName: "example.com",
},
@ -1200,11 +1223,31 @@ func Test_canonicalize(t *testing.T) {
IPAddresses: []net.IP{net.ParseIP("192.168.42.42"), net.ParseIP("192.168.43.42")},
},
},
{
name: "ok/ip-common-name",
args: args{
csr: &x509.CertificateRequest{
Subject: pkix.Name{
CommonName: "127.0.0.1",
},
DNSNames: []string{"example.com"},
IPAddresses: []net.IP{net.ParseIP("192.168.43.42"), net.ParseIP("192.168.42.42")},
},
},
want: &x509.CertificateRequest{
Subject: pkix.Name{
CommonName: "127.0.0.1",
},
DNSNames: []string{"example.com"},
IPAddresses: []net.IP{net.ParseIP("127.0.0.1"), net.ParseIP("192.168.42.42"), net.ParseIP("192.168.43.42")},
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
if gotCanonicalized := canonicalize(tt.args.csr); !reflect.DeepEqual(gotCanonicalized, tt.wantCanonicalized) {
t.Errorf("canonicalize() = %v, want %v", gotCanonicalized, tt.wantCanonicalized)
got := canonicalize(tt.args.csr)
if !cmp.Equal(tt.want, got) {
t.Errorf("canonicalize() diff =\n%s", cmp.Diff(tt.want, got))
}
})
}
@ -1238,6 +1281,39 @@ func TestOrder_sans(t *testing.T) {
},
err: nil,
},
{
name: "fail/invalid-alternative-name-email",
fields: fields{
Identifiers: []Identifier{},
},
csr: &x509.CertificateRequest{
Subject: pkix.Name{
CommonName: "foo.internal",
},
EmailAddresses: []string{"test@example.com"},
},
want: []x509util.SubjectAlternativeName{},
err: NewError(ErrorBadCSRType, "Only DNS names and IP addresses are allowed"),
},
{
name: "fail/invalid-alternative-name-uri",
fields: fields{
Identifiers: []Identifier{},
},
csr: &x509.CertificateRequest{
Subject: pkix.Name{
CommonName: "foo.internal",
},
URIs: []*url.URL{
{
Scheme: "https://",
Host: "smallstep.com",
},
},
},
want: []x509util.SubjectAlternativeName{},
err: NewError(ErrorBadCSRType, "Only DNS names and IP addresses are allowed"),
},
{
name: "fail/error-names-length-mismatch",
fields: fields{

92
ca/bootstrap.go
Unescape Escape View File

@ -2,12 +2,14 @@ package ca
import (
"context"
"crypto"
"crypto/tls"
"net"
"net/http"
"strings"
"github.com/pkg/errors"
"github.com/smallstep/certificates/api"
"go.step.sm/crypto/jose"
)
@ -58,25 +60,21 @@ func Bootstrap(token string) (*Client, error) {
// }
// resp, err := client.Get("https://internal.smallstep.com")
func BootstrapClient(ctx context.Context, token string, options ...TLSOption) (*http.Client, error) {
client, err := Bootstrap(token)
b, err := createBootstrap(token)
if err != nil {
return nil, err
}
req, pk, err := CreateSignRequest(token)
if err != nil {
return nil, err
// Make sure the tlsConfig has all supported roots on RootCAs.
//
// The roots request is only supported if identity certificates are not
// required. In all cases the current root is also added after applying all
// options too.
if !b.RequireClientAuth {
options = append(options, AddRootsToRootCAs())
}
sign, err := client.Sign(req)
if err != nil {
return nil, err
}
// Make sure the tlsConfig have all supported roots on RootCAs
options = append(options, AddRootsToRootCAs())
transport, err := client.Transport(ctx, sign, pk, options...)
transport, err := b.Client.Transport(ctx, b.SignResponse, b.PrivateKey, options...)
if err != nil {
return nil, err
}
@ -120,25 +118,21 @@ func BootstrapServer(ctx context.Context, token string, base *http.Server, optio
return nil, errors.New("server TLSConfig is already set")
}
client, err := Bootstrap(token)
b, err := createBootstrap(token)
if err != nil {
return nil, err
}
req, pk, err := CreateSignRequest(token)
if err != nil {
return nil, err
}
sign, err := client.Sign(req)
if err != nil {
return nil, err
// Make sure the tlsConfig has all supported roots on RootCAs.
//
// The roots request is only supported if identity certificates are not
// required. In all cases the current root is also added after applying all
// options too.
if !b.RequireClientAuth {
options = append(options, AddRootsToCAs())
}
// Make sure the tlsConfig have all supported roots on ClientCAs and RootCAs
options = append(options, AddRootsToCAs())
tlsConfig, err := client.GetServerTLSConfig(ctx, sign, pk, options...)
tlsConfig, err := b.Client.GetServerTLSConfig(ctx, b.SignResponse, b.PrivateKey, options...)
if err != nil {
return nil, err
}
@ -172,28 +166,60 @@ func BootstrapServer(ctx context.Context, token string, base *http.Server, optio
// ... // register services
// srv.Serve(lis)
func BootstrapListener(ctx context.Context, token string, inner net.Listener, options ...TLSOption) (net.Listener, error) {
client, err := Bootstrap(token)
b, err := createBootstrap(token)
if err != nil {
return nil, err
}
req, pk, err := CreateSignRequest(token)
// Make sure the tlsConfig has all supported roots on RootCAs.
//
// The roots request is only supported if identity certificates are not
// required. In all cases the current root is also added after applying all
// options too.
if !b.RequireClientAuth {
options = append(options, AddRootsToCAs())
}
tlsConfig, err := b.Client.GetServerTLSConfig(ctx, b.SignResponse, b.PrivateKey, options...)
if err != nil {
return nil, err
}
sign, err := client.Sign(req)
return tls.NewListener(inner, tlsConfig), nil
}
type bootstrap struct {
Client *Client
RequireClientAuth bool
SignResponse *api.SignResponse
PrivateKey crypto.PrivateKey
}
func createBootstrap(token string) (*bootstrap, error) {
client, err := Bootstrap(token)
if err != nil {
return nil, err
}
// Make sure the tlsConfig have all supported roots on ClientCAs and RootCAs
options = append(options, AddRootsToCAs())
version, err := client.Version()
if err != nil {
return nil, err
}
tlsConfig, err := client.GetServerTLSConfig(ctx, sign, pk, options...)
req, pk, err := CreateSignRequest(token)
if err != nil {
return nil, err
}
return tls.NewListener(inner, tlsConfig), nil
sign, err := client.Sign(req)
if err != nil {
return nil, err
}
return &bootstrap{
Client: client,
RequireClientAuth: version.RequireClientAuthentication,
SignResponse: sign,
PrivateKey: pk,
}, nil
}

66
ca/bootstrap_test.go
Unescape Escape View File

@ -8,6 +8,7 @@ import (
"net/http"
"net/http/httptest"
"reflect"
"strings"
"sync"
"testing"
"time"
@ -15,6 +16,7 @@ import (
"github.com/pkg/errors"
"github.com/smallstep/certificates/api"
"github.com/smallstep/certificates/authority"
"github.com/smallstep/certificates/errs"
"go.step.sm/crypto/jose"
"go.step.sm/crypto/randutil"
)
@ -74,6 +76,30 @@ func startCAServer(configFile string) (*CA, string, error) {
return ca, caURL, nil
}
func mTLSMiddleware(next http.Handler, nonAuthenticatedPaths ...string) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path == "/version" {
api.JSON(w, api.VersionResponse{
Version: "test",
RequireClientAuthentication: true,
})
return
}
for _, s := range nonAuthenticatedPaths {
if strings.HasPrefix(r.URL.Path, s) || strings.HasPrefix(r.URL.Path, "/1.0"+s) {
next.ServeHTTP(w, r)
}
}
isMTLS := r.TLS != nil && len(r.TLS.PeerCertificates) > 0
if !isMTLS {
api.WriteError(w, errs.Unauthorized("missing peer certificate"))
} else {
next.ServeHTTP(w, r)
}
})
}
func generateBootstrapToken(ca, subject, sha string) string {
now := time.Now()
jwk, err := jose.ReadKey("testdata/secrets/ott_mariano_priv.jwk", jose.WithPassword([]byte("password")))
@ -171,6 +197,15 @@ func TestBootstrapServerWithoutMTLS(t *testing.T) {
token := func() string {
return generateBootstrapToken(srv.URL, "subject", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
mtlsServer := startCABootstrapServer()
next := mtlsServer.Config.Handler
mtlsServer.Config.Handler = mTLSMiddleware(next, "/root/", "/sign")
defer mtlsServer.Close()
mtlsToken := func() string {
return generateBootstrapToken(mtlsServer.URL, "subject", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
type args struct {
ctx context.Context
token string
@ -182,6 +217,7 @@ func TestBootstrapServerWithoutMTLS(t *testing.T) {
wantErr bool
}{
{"ok", args{context.Background(), token(), &http.Server{}}, false},
{"ok mtls", args{context.Background(), mtlsToken(), &http.Server{}}, false},
{"fail", args{context.Background(), "bad-token", &http.Server{}}, true},
{"fail with TLSConfig", args{context.Background(), token(), &http.Server{TLSConfig: &tls.Config{}}}, true},
}
@ -217,6 +253,15 @@ func TestBootstrapServerWithMTLS(t *testing.T) {
token := func() string {
return generateBootstrapToken(srv.URL, "subject", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
mtlsServer := startCABootstrapServer()
next := mtlsServer.Config.Handler
mtlsServer.Config.Handler = mTLSMiddleware(next, "/root/", "/sign")
defer mtlsServer.Close()
mtlsToken := func() string {
return generateBootstrapToken(mtlsServer.URL, "subject", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
type args struct {
ctx context.Context
token string
@ -228,6 +273,7 @@ func TestBootstrapServerWithMTLS(t *testing.T) {
wantErr bool
}{
{"ok", args{context.Background(), token(), &http.Server{}}, false},
{"ok mtls", args{context.Background(), mtlsToken(), &http.Server{}}, false},
{"fail", args{context.Background(), "bad-token", &http.Server{}}, true},
{"fail with TLSConfig", args{context.Background(), token(), &http.Server{TLSConfig: &tls.Config{}}}, true},
}
@ -263,6 +309,15 @@ func TestBootstrapClient(t *testing.T) {
token := func() string {
return generateBootstrapToken(srv.URL, "subject", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
mtlsServer := startCABootstrapServer()
next := mtlsServer.Config.Handler
mtlsServer.Config.Handler = mTLSMiddleware(next, "/root/", "/sign")
defer mtlsServer.Close()
mtlsToken := func() string {
return generateBootstrapToken(mtlsServer.URL, "subject", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
type args struct {
ctx context.Context
token string
@ -273,6 +328,7 @@ func TestBootstrapClient(t *testing.T) {
wantErr bool
}{
{"ok", args{context.Background(), token()}, false},
{"ok mtls", args{context.Background(), mtlsToken()}, false},
{"fail", args{context.Background(), "bad-token"}, true},
}
for _, tt := range tests {
@ -541,6 +597,15 @@ func TestBootstrapListener(t *testing.T) {
token := func() string {
return generateBootstrapToken(srv.URL, "127.0.0.1", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
mtlsServer := startCABootstrapServer()
next := mtlsServer.Config.Handler
mtlsServer.Config.Handler = mTLSMiddleware(next, "/root/", "/sign")
defer mtlsServer.Close()
mtlsToken := func() string {
return generateBootstrapToken(mtlsServer.URL, "127.0.0.1", "ef742f95dc0d8aa82d3cca4017af6dac3fce84290344159891952d18c53eefe7")
}
type args struct {
token string
}
@ -550,6 +615,7 @@ func TestBootstrapListener(t *testing.T) {
wantErr bool
}{
{"ok", args{token()}, false},
{"ok mtls", args{mtlsToken()}, false},
{"fail", args{"bad-token"}, true},
}
for _, tt := range tests {

2
ca/tls_options.go
Unescape Escape View File

@ -115,6 +115,7 @@ func AddRootCA(cert *x509.Certificate) TLSOption {
if ctx.Config.RootCAs == nil {
ctx.Config.RootCAs = x509.NewCertPool()
}
ctx.hasRootCA = true
ctx.Config.RootCAs.AddCert(cert)
ctx.mutableConfig.AddImmutableRootCACert(cert)
return nil
@ -129,6 +130,7 @@ func AddClientCA(cert *x509.Certificate) TLSOption {
if ctx.Config.ClientCAs == nil {
ctx.Config.ClientCAs = x509.NewCertPool()
}
ctx.hasClientCA = true
ctx.Config.ClientCAs.AddCert(cert)
ctx.mutableConfig.AddImmutableClientCACert(cert)
return nil

25
kms/pkcs11/pkcs11.go
Unescape Escape View File

@ -7,6 +7,7 @@ import (
"context"
"crypto"
"crypto/elliptic"
"crypto/rsa"
"crypto/x509"
"encoding/hex"
"fmt"
@ -142,8 +143,7 @@ func (k *PKCS11) CreateKey(req *apiv1.CreateKeyRequest) (*apiv1.CreateKeyRespons
}, nil
}
// CreateSigner creates a signer using the key present in the PKCS#11 MODULE signature
// slot.
// CreateSigner creates a signer using a key present in the PKCS#11 module.
func (k *PKCS11) CreateSigner(req *apiv1.CreateSignerRequest) (crypto.Signer, error) {
if req.SigningKey == "" {
return nil, errors.New("createSignerRequest 'signingKey' cannot be empty")
@ -157,6 +157,27 @@ func (k *PKCS11) CreateSigner(req *apiv1.CreateSignerRequest) (crypto.Signer, er
return signer, nil
}
// CreateDecrypter creates a decrypter using a key present in the PKCS#11
// module.
func (k *PKCS11) CreateDecrypter(req *apiv1.CreateDecrypterRequest) (crypto.Decrypter, error) {
if req.DecryptionKey == "" {
return nil, errors.New("createDecrypterRequest 'decryptionKey' cannot be empty")
}
signer, err := findSigner(k.p11, req.DecryptionKey)
if err != nil {
return nil, errors.Wrap(err, "createDecrypterRequest failed")
}
// Only RSA keys will implement the Decrypter interface.
if _, ok := signer.Public().(*rsa.PublicKey); ok {
if dec, ok := signer.(crypto.Decrypter); ok {
return dec, nil
}
}
return nil, errors.New("createDecrypterRequest failed: signer does not implement crypto.Decrypter")
}
// LoadCertificate implements kms.CertificateManager and loads a certificate
// from the YubiKey.
func (k *PKCS11) LoadCertificate(req *apiv1.LoadCertificateRequest) (*x509.Certificate, error) {

81
kms/pkcs11/pkcs11_test.go
Unescape Escape View File

@ -4,6 +4,7 @@
package pkcs11
import (
"bytes"
"context"
"crypto"
"crypto/ecdsa"
@ -491,6 +492,86 @@ func TestPKCS11_CreateSigner(t *testing.T) {
}
}
func TestPKCS11_CreateDecrypter(t *testing.T) {
k := setupPKCS11(t)
data := []byte("buggy-coheir-RUBRIC-rabbet-liberal-eaglet-khartoum-stagger")
type args struct {
req *apiv1.CreateDecrypterRequest
}
tests := []struct {
name string
args args
wantErr bool
}{
{"RSA", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "pkcs11:id=7371;object=rsa-key",
}}, false},
{"RSA PSS", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "pkcs11:id=7372;object=rsa-pss-key",
}}, false},
{"ECDSA P256", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "pkcs11:id=7373;object=ecdsa-p256-key",
}}, true},
{"ECDSA P384", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "pkcs11:id=7374;object=ecdsa-p384-key",
}}, true},
{"ECDSA P521", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "pkcs11:id=7375;object=ecdsa-p521-key",
}}, true},
{"fail DecryptionKey", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "",
}}, true},
{"fail uri", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "https:id=7375;object=ecdsa-p521-key",
}}, true},
{"fail FindKeyPair", args{&apiv1.CreateDecrypterRequest{
DecryptionKey: "pkcs11:foo=bar",
}}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got, err := k.CreateDecrypter(tt.args.req)
if (err != nil) != tt.wantErr {
t.Errorf("PKCS11.CreateDecrypter() error = %v, wantErr %v", err, tt.wantErr)
return
}
if got != nil {
pub := got.Public().(*rsa.PublicKey)
// PKCS#1 v1.5
enc, err := rsa.EncryptPKCS1v15(rand.Reader, pub, data)
if err != nil {
t.Errorf("rsa.EncryptPKCS1v15() error = %v", err)
return
}
dec, err := got.Decrypt(rand.Reader, enc, nil)
if err != nil {
t.Errorf("PKCS1v15.Decrypt() error = %v", err)
} else if !bytes.Equal(dec, data) {
t.Errorf("PKCS1v15.Decrypt() failed got = %s, want = %s", dec, data)
}
// RSA-OAEP
enc, err = rsa.EncryptOAEP(crypto.SHA256.New(), rand.Reader, pub, data, []byte("label"))
if err != nil {
t.Errorf("rsa.EncryptOAEP() error = %v", err)
return
}
dec, err = got.Decrypt(rand.Reader, enc, &rsa.OAEPOptions{
Hash: crypto.SHA256,
Label: []byte("label"),
})
if err != nil {
t.Errorf("RSA-OAEP.Decrypt() error = %v", err)
} else if !bytes.Equal(dec, data) {
t.Errorf("RSA-OAEP.Decrypt() RSA-OAEP failed got = %s, want = %s", dec, data)
}
}
})
}
}
func TestPKCS11_LoadCertificate(t *testing.T) {
k := setupPKCS11(t)

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