Files
netbird/client/internal/certproof/keystore_test.go

88 lines
2.7 KiB
Go

package certproof
import (
"crypto"
"crypto/ecdsa"
"crypto/rand"
"crypto/rsa"
"crypto/sha256"
"crypto/x509"
"testing"
"time"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/netbirdio/netbird/shared/management/certposture"
"github.com/netbirdio/netbird/shared/management/certposture/certtest"
)
func TestBuildChain_FollowsIssuersThroughThePool(t *testing.T) {
root := certtest.NewCA(t, "root")
intermediate := certtest.NewIntermediate(t, root, "intermediate")
unrelated := certtest.NewCA(t, "unrelated")
leaf := intermediate.Issue(t, certtest.ECDSAKey(t), "device")
pool := []*x509.Certificate{unrelated.Cert, root.Cert, leaf, intermediate.Cert}
chain := buildChain(leaf, pool)
require.Equal(t, []*x509.Certificate{leaf, intermediate.Cert, root.Cert}, chain)
roots, err := certposture.ParseCAs([]string{root.PEM})
require.NoError(t, err)
assert.NoError(t, certposture.VerifyChain(chain, roots, time.Now()))
}
func TestBuildChain_StopsWhereThePoolEnds(t *testing.T) {
root := certtest.NewCA(t, "root")
intermediate := certtest.NewIntermediate(t, root, "intermediate")
leaf := intermediate.Issue(t, certtest.ECDSAKey(t), "device")
assert.Equal(t, []*x509.Certificate{leaf}, buildChain(leaf, nil))
assert.Equal(t, []*x509.Certificate{leaf, intermediate.Cert}, buildChain(leaf, []*x509.Certificate{intermediate.Cert}))
}
func TestSchemeFor(t *testing.T) {
ecKey := certtest.ECDSAKey(t)
rsaKey := certtest.RSAKey(t)
pss := &rsa.PSSOptions{SaltLength: rsa.PSSSaltLengthEqualsHash, Hash: crypto.SHA256}
tests := []struct {
name string
pub crypto.PublicKey
opts crypto.SignerOpts
want sigScheme
}{
{"ecdsa sha256", ecKey.Public(), crypto.SHA256, schemeECDSASHA256},
{"ecdsa sha384", ecKey.Public(), crypto.SHA384, schemeECDSASHA384},
{"rsa pss sha256", rsaKey.Public(), pss, schemeRSAPSSSHA256},
{"rsa pkcs1v15", rsaKey.Public(), crypto.SHA256, 0},
{"ed25519", certtest.Ed25519Key(t).Public(), crypto.Hash(0), 0},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
got, err := schemeFor(tc.pub, tc.opts)
if tc.want == 0 {
assert.ErrorIs(t, err, errUnsupportedScheme)
return
}
require.NoError(t, err)
assert.Equal(t, tc.want, got)
})
}
}
func TestECDSASignatureASN1(t *testing.T) {
key := certtest.ECDSAKey(t).(*ecdsa.PrivateKey)
digest := sha256.Sum256([]byte("nonce"))
r, s, err := ecdsa.Sign(rand.Reader, key, digest[:])
require.NoError(t, err)
raw := append(r.FillBytes(make([]byte, 32)), s.FillBytes(make([]byte, 32))...)
der, err := ecdsaSignatureASN1(raw)
require.NoError(t, err)
assert.True(t, ecdsa.VerifyASN1(&key.PublicKey, digest[:], der))
_, err = ecdsaSignatureASN1(raw[:63])
assert.Error(t, err)
}