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-rw-r--r--x509util/x509util_test.go153
1 files changed, 151 insertions, 2 deletions
diff --git a/x509util/x509util_test.go b/x509util/x509util_test.go
index 4ef743c..a95b338 100644
--- a/x509util/x509util_test.go
+++ b/x509util/x509util_test.go
@@ -8,6 +8,126 @@ import (
"github.com/system-transparency/stfe/testdata"
)
+var (
+ // TestChainBadIntermediate is a PEM-encoded certificate chain that contains
+ // an end-entity certificate, an intermediate certificate, and a root
+ // certificate. However, the intermediate does not sign the end-entity.
+ TestChainBadIntermediate = []byte(`-----BEGIN CERTIFICATE-----
+MIIBbDCCAR4CFDfeuu6XURfn7AE4WShuwZBHEaLIMAUGAytlcDBsMQswCQYDVQQG
+EwJOQTELMAkGA1UECAwCTkExCzAJBgNVBAcMAk5BMQswCQYDVQQKDAJOQTELMAkG
+A1UECwwCTkExFjAUBgNVBAMMDXN0ZmUgdGVzdGRhdGExETAPBgkqhkiG9w0BCQEW
+Ak5BMB4XDTIwMTEwMzE4MzI0MFoXDTMyMDEyMTE4MzI0MFowRTELMAkGA1UEBhMC
+QVUxEzARBgNVBAgMClNvbWUtU3RhdGUxITAfBgNVBAoMGEludGVybmV0IFdpZGdp
+dHMgUHR5IEx0ZDAqMAUGAytlcAMhAJvk390ZvwULplBri03Od4LLz+Sf/OUHu+20
+wik+T9y5MAUGAytlcANBANekliXq4ttoClBJDZoktIQxyHHNcWyXFrj1HlOaT5bC
+I3GIqqZ60Ua3jKytnEsKsD2rLMPItDwmG6wYSecy2ws=
+-----END CERTIFICATE-----
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----`)
+ // TestChainBadRoot is a PEM-encoded certificate chain that contains an
+ // end-entity certificate, an intermediate certificate, and a root
+ // certificate. However, the root does not sign the intermediate.
+ TestChainBadRoot = []byte(`-----BEGIN CERTIFICATE-----
+MIIBbDCCAR4CFDfeuu6XURfn7AE4WShuwZBHEaLIMAUGAytlcDBsMQswCQYDVQQG
+EwJOQTELMAkGA1UECAwCTkExCzAJBgNVBAcMAk5BMQswCQYDVQQKDAJOQTELMAkG
+A1UECwwCTkExFjAUBgNVBAMMDXN0ZmUgdGVzdGRhdGExETAPBgkqhkiG9w0BCQEW
+Ak5BMB4XDTIwMTEwMzE4MzI0MFoXDTMyMDEyMTE4MzI0MFowRTELMAkGA1UEBhMC
+QVUxEzARBgNVBAgMClNvbWUtU3RhdGUxITAfBgNVBAoMGEludGVybmV0IFdpZGdp
+dHMgUHR5IEx0ZDAqMAUGAytlcAMhAJvk390ZvwULplBri03Od4LLz+Sf/OUHu+20
+wik+T9y5MAUGAytlcANBANekliXq4ttoClBJDZoktIQxyHHNcWyXFrj1HlOaT5bC
+I3GIqqZ60Ua3jKytnEsKsD2rLMPItDwmG6wYSecy2ws=
+-----END CERTIFICATE-----
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----`)
+ // TestChain is a PEM-encoded certificate chain that contains an end-entity
+ // certificate, an intermediate certificate, and a root certificate.
+ TestChain = []byte(`-----BEGIN CERTIFICATE-----
+MIIBbDCCAR4CFDfeuu6XURfn7AE4WShuwZBHEaLIMAUGAytlcDBsMQswCQYDVQQG
+EwJOQTELMAkGA1UECAwCTkExCzAJBgNVBAcMAk5BMQswCQYDVQQKDAJOQTELMAkG
+A1UECwwCTkExFjAUBgNVBAMMDXN0ZmUgdGVzdGRhdGExETAPBgkqhkiG9w0BCQEW
+Ak5BMB4XDTIwMTEwMzE4MzI0MFoXDTMyMDEyMTE4MzI0MFowRTELMAkGA1UEBhMC
+QVUxEzARBgNVBAgMClNvbWUtU3RhdGUxITAfBgNVBAoMGEludGVybmV0IFdpZGdp
+dHMgUHR5IEx0ZDAqMAUGAytlcAMhAJvk390ZvwULplBri03Od4LLz+Sf/OUHu+20
+wik+T9y5MAUGAytlcANBANekliXq4ttoClBJDZoktIQxyHHNcWyXFrj1HlOaT5bC
+I3GIqqZ60Ua3jKytnEsKsD2rLMPItDwmG6wYSecy2ws=
+-----END CERTIFICATE-----
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+`)
+)
+
func TestNewEd25519PrivateKey(t *testing.T) {
for _, table := range []struct {
description string
@@ -214,11 +334,11 @@ Vc510vi4dM8I+e/vcoBsmMQP
}
func TestNewCertPool(t *testing.T) {
- for i, chain := range [][]byte{
+ for i, pem := range [][]byte{
testdata.FirstPemChain,
testdata.SecondPemChain,
} {
- list, err := NewCertificateList(chain)
+ list, err := NewCertificateList(pem)
if err != nil {
t.Fatalf("must parse chain: %v", err)
}
@@ -241,4 +361,33 @@ func TestParseDerList(t *testing.T) {
}
func TestVerifyChain(t *testing.T) {
+ for _, table := range []struct {
+ description string
+ pem []byte
+ wantErr bool
+ }{
+ {
+ description: "invalid chain: intermediate did not sign end-entity",
+ pem: TestChainBadIntermediate,
+ wantErr: true,
+ },
+ {
+ description: "invalid chain: root did not sign intermediate",
+ pem: TestChainBadRoot,
+ wantErr: true,
+ },
+ {
+ description: "valid chain",
+ pem: TestChain,
+ },
+ } {
+ chain, err := NewCertificateList(table.pem)
+ if err != nil {
+ t.Fatalf("must parse chain: %v", err)
+ }
+ err = VerifyChain(chain)
+ if got, want := err != nil, table.wantErr; got != want {
+ t.Errorf("got error %v but wanted %v in test %q: %v", got, want, table.description, err)
+ }
+ }
}