wip

acme/order_test.go

@@ -6,6 +6,7 @@ import (
 	"crypto/x509/pkix"
 	"encoding/json"
 	"fmt"
+	"net"
 	"net/url"
 	"testing"
 	"time"
@@ -1056,6 +1057,62 @@ func TestOrderFinalize(t *testing.T) {
 				err: BadCSRErr(errors.Errorf("CSR names do not match identifiers exactly")),
 			}
 		},
+		"fail/ready/no-ipAddresses": func(t *testing.T) test {
+			o, err := newO()
+			assert.FatalError(t, err)
+			o.Status = StatusReady
+
+			csr := &x509.CertificateRequest{
+				Subject: pkix.Name{
+					CommonName: "",
+				},
+				DNSNames:    []string{"acme.example.com", "step.example.com"},
+				IPAddresses: []net.IP{net.ParseIP("1.1.1.1")},
+			}
+			return test{
+				o:   o,
+				csr: csr,
+				err: BadCSRErr(errors.Errorf("CSR contains IP Address SANs, but should only contain DNS Names")),
+			}
+		},
+		"fail/ready/no-emailAddresses": func(t *testing.T) test {
+			o, err := newO()
+			assert.FatalError(t, err)
+			o.Status = StatusReady
+
+			csr := &x509.CertificateRequest{
+				Subject: pkix.Name{
+					CommonName: "",
+				},
+				DNSNames:       []string{"acme.example.com", "step.example.com"},
+				EmailAddresses: []string{"max@smallstep.com", "mariano@smallstep.com"},
+			}
+			return test{
+				o:   o,
+				csr: csr,
+				err: BadCSRErr(errors.Errorf("CSR contains Email Address SANs, but should only contain DNS Names")),
+			}
+		},
+		"fail/ready/no-URIs": func(t *testing.T) test {
+			o, err := newO()
+			assert.FatalError(t, err)
+			o.Status = StatusReady
+
+			u, err := url.Parse("https://google.com")
+			assert.FatalError(t, err)
+			csr := &x509.CertificateRequest{
+				Subject: pkix.Name{
+					CommonName: "",
+				},
+				DNSNames: []string{"acme.example.com", "step.example.com"},
+				URIs:     []*url.URL{u},
+			}
+			return test{
+				o:   o,
+				csr: csr,
+				err: BadCSRErr(errors.Errorf("CSR contains URI SANs, but should only contain DNS Names")),
+			}
+		},
 		"fail/ready/provisioner-auth-sign-error": func(t *testing.T) test {
 			o, err := newO()
 			assert.FatalError(t, err)

authority/provisioner/sign_options.go

@@ -216,8 +216,12 @@ func (v urisValidator) Valid(req *x509.CertificateRequest) error {
 	return nil
 }
 
+// defaultsSANsValidator stores a set of SANs to eventually validate 1:1 against
+// the SANs in an x509 certificate request.
 type defaultSANsValidator []string
 
+// Valid verifies that the SANs stored in the validator match 1:1 with those
+// requested in the x509 certificate request.
 func (v defaultSANsValidator) Valid(req *x509.CertificateRequest) (err error) {
 	dnsNames, ips, emails, uris := x509util.SplitSANs(v)
 	if err = dnsNamesValidator(dnsNames).Valid(req); err != nil {
@@ -232,15 +236,15 @@ func (v defaultSANsValidator) Valid(req *x509.CertificateRequest) (err error) {
 	return
 }
 
-// ExtraExtensionsEnforcer enforces only those extra extensions that are strictly
+// ExtraExtsEnforcer enforces only those extra extensions that are strictly
 // managed by step-ca. All other "extra extensions" are dropped.
-type ExtraExtensionsEnforcer struct{}
+type ExtraExtsEnforcer struct{}
 
 // Enforce removes all extensions except the step provisioner extension, if it
 // exists. If the step provisioner extension is not present, then remove all
 // extra extensions from the cert.
-func (eee ExtraExtensionsEnforcer) Enforce(cert *x509.Certificate) error {
-	for _, ext := range cert.Extensions {
+func (eee ExtraExtsEnforcer) Enforce(cert *x509.Certificate) error {
+	for _, ext := range cert.ExtraExtensions {
 		if ext.Id.Equal(stepOIDProvisioner) {
 			cert.ExtraExtensions = []pkix.Extension{ext}
 			return nil

authority/provisioner/sign_options_test.go

@@ -251,7 +251,7 @@ func Test_urisValidator_Valid(t *testing.T) {
 	assert.FatalError(t, err)
 	u2, err := url.Parse("https://google.com/index.html")
 	assert.FatalError(t, err)
-	u3, err := url.Parse("https://foo.bar.baz")
+	u3, err := url.Parse("urn:uuid:ddfe62ba-7e99-4bc1-83b3-8f57fe3e9959")
 	assert.FatalError(t, err)
 	fu, err := url.Parse("https://unexpected.com")
 	assert.FatalError(t, err)
@@ -282,6 +282,120 @@ func Test_urisValidator_Valid(t *testing.T) {
 	}
 }
 
+func Test_defaultSANsValidator_Valid(t *testing.T) {
+	type test struct {
+		csr          *x509.CertificateRequest
+		expectedSANs []string
+		err          error
+	}
+	tests := map[string]func() test{
+		"fail/dnsNamesValidator": func() test {
+			return test{
+				csr:          &x509.CertificateRequest{DNSNames: []string{"foo", "bar"}},
+				expectedSANs: []string{"foo"},
+				err:          errors.New("certificate request does not contain the valid DNS names"),
+			}
+		},
+		"fail/emailAddressesValidator": func() test {
+			return test{
+				csr:          &x509.CertificateRequest{EmailAddresses: []string{"max@fx.com", "mariano@fx.com"}},
+				expectedSANs: []string{"dcow@fx.com"},
+				err:          errors.New("certificate request does not contain the valid Email Addresses"),
+			}
+		},
+		"fail/ipAddressesValidator": func() test {
+			return test{
+				csr:          &x509.CertificateRequest{IPAddresses: []net.IP{net.ParseIP("1.1.1.1"), net.ParseIP("127.0.0.1")}},
+				expectedSANs: []string{"127.0.0.1"},
+				err:          errors.New("IP Addresses claim failed"),
+			}
+		},
+		"fail/urisValidator": func() test {
+			u1, err := url.Parse("https://google.com")
+			assert.FatalError(t, err)
+			u2, err := url.Parse("urn:uuid:ddfe62ba-7e99-4bc1-83b3-8f57fe3e9959")
+			assert.FatalError(t, err)
+			return test{
+				csr:          &x509.CertificateRequest{URIs: []*url.URL{u1, u2}},
+				expectedSANs: []string{"urn:uuid:ddfe62ba-7e99-4bc1-83b3-8f57fe3e9959"},
+				err:          errors.New("URIs claim failed"),
+			}
+		},
+		"ok": func() test {
+			u1, err := url.Parse("https://google.com")
+			assert.FatalError(t, err)
+			u2, err := url.Parse("urn:uuid:ddfe62ba-7e99-4bc1-83b3-8f57fe3e9959")
+			assert.FatalError(t, err)
+			return test{
+				csr: &x509.CertificateRequest{
+					DNSNames:       []string{"foo", "bar"},
+					EmailAddresses: []string{"max@fx.com", "mariano@fx.com"},
+					IPAddresses:    []net.IP{net.ParseIP("1.1.1.1"), net.ParseIP("127.0.0.1")},
+					URIs:           []*url.URL{u1, u2},
+				},
+				expectedSANs: []string{"foo", "127.0.0.1", "max@fx.com", "mariano@fx.com", "https://google.com", "1.1.1.1", "bar", "urn:uuid:ddfe62ba-7e99-4bc1-83b3-8f57fe3e9959"},
+			}
+		},
+	}
+	for name, run := range tests {
+		t.Run(name, func(t *testing.T) {
+			tt := run()
+			if err := defaultSANsValidator(tt.expectedSANs).Valid(tt.csr); err != nil {
+				if assert.NotNil(t, tt.err, fmt.Sprintf("expected no error, but got err = %s", err.Error())) {
+					assert.True(t, strings.Contains(err.Error(), tt.err.Error()),
+						fmt.Sprintf("want err = %s, but got err = %s", tt.err.Error(), err.Error()))
+				}
+			} else {
+				assert.Nil(t, tt.err, fmt.Sprintf("expected err = %s, but not <nil>", tt.err))
+			}
+		})
+	}
+}
+
+func Test_ExtraExtsEnforcer_Enforce(t *testing.T) {
+	e1 := pkix.Extension{Id: []int{1, 2, 3, 4, 5}, Critical: false, Value: []byte("foo")}
+	e2 := pkix.Extension{Id: []int{2, 2, 2}, Critical: false, Value: []byte("bar")}
+	stepExt := pkix.Extension{Id: stepOIDProvisioner, Critical: false, Value: []byte("baz")}
+	type test struct {
+		cert  *x509.Certificate
+		check func(*x509.Certificate)
+	}
+	tests := map[string]func() test{
+		"ok/empty-exts": func() test {
+			return test{
+				cert: &x509.Certificate{},
+				check: func(cert *x509.Certificate) {
+					assert.Equals(t, len(cert.ExtraExtensions), 0)
+				},
+			}
+		},
+		"ok/no-step-provisioner-ext": func() test {
+			return test{
+				cert: &x509.Certificate{ExtraExtensions: []pkix.Extension{e1, e2}},
+				check: func(cert *x509.Certificate) {
+					assert.Equals(t, len(cert.ExtraExtensions), 0)
+				},
+			}
+		},
+		"ok/step-provisioner-ext": func() test {
+			return test{
+				cert: &x509.Certificate{ExtraExtensions: []pkix.Extension{e1, stepExt, e2}},
+				check: func(cert *x509.Certificate) {
+					assert.Equals(t, len(cert.ExtraExtensions), 1)
+					assert.Equals(t, cert.ExtraExtensions[0], stepExt)
+				},
+			}
+		},
+	}
+	for name, run := range tests {
+		t.Run(name, func(t *testing.T) {
+			tt := run()
+			ExtraExtsEnforcer{}.Enforce(tt.cert)
+			tt.check(tt.cert)
+		})
+	}
+}
+
 func Test_validityValidator_Valid(t *testing.T) {
 	type test struct {
 		cert *x509.Certificate

authority/tls.go

@@ -64,7 +64,7 @@ func (a *Authority) Sign(csr *x509.CertificateRequest, signOpts provisioner.Opti
 		opts            = []interface{}{errs.WithKeyVal("csr", csr), errs.WithKeyVal("signOptions", signOpts)}
 		mods            = []x509util.WithOption{withDefaultASN1DN(a.config.AuthorityConfig.Template)}
 		certValidators  = []provisioner.CertificateValidator{}
-		forcedModifiers = []provisioner.CertificateEnforcer{provisioner.ExtraExtensionsEnforcer{}}
+		forcedModifiers = []provisioner.CertificateEnforcer{provisioner.ExtraExtsEnforcer{}}
 	)
 
 	// Set backdate with the configured value