vault/builtin/logical/pki/ca_util_test.go
2024-12-16 13:07:28 -05:00

83 lines
2.0 KiB
Go

// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: BUSL-1.1
package pki
import (
"crypto"
"crypto/ecdsa"
"crypto/ed25519"
"crypto/elliptic"
"crypto/rand"
"testing"
"github.com/hashicorp/vault/sdk/helper/certutil"
"github.com/hashicorp/vault/sdk/helper/cryptoutil"
)
func TestGetKeyTypeAndBitsFromPublicKeyForRole(t *testing.T) {
rsaKey, err := cryptoutil.GenerateRSAKey(rand.Reader, 2048)
if err != nil {
t.Fatalf("error generating rsa key: %s", err)
}
ecdsaKey, err := ecdsa.GenerateKey(elliptic.P521(), rand.Reader)
if err != nil {
t.Fatalf("error generating ecdsa key: %s", err)
}
publicKey, _, err := ed25519.GenerateKey(rand.Reader)
if err != nil {
t.Fatalf("error generating ed25519 key: %s", err)
}
testCases := map[string]struct {
publicKey crypto.PublicKey
expectedKeyType certutil.PrivateKeyType
expectedKeyBits int
expectError bool
}{
"rsa": {
publicKey: rsaKey.Public(),
expectedKeyType: certutil.RSAPrivateKey,
expectedKeyBits: 2048,
},
"ecdsa": {
publicKey: ecdsaKey.Public(),
expectedKeyType: certutil.ECPrivateKey,
expectedKeyBits: 0,
},
"ed25519": {
publicKey: publicKey,
expectedKeyType: certutil.Ed25519PrivateKey,
expectedKeyBits: 0,
},
"bad key type": {
publicKey: []byte{},
expectedKeyType: certutil.UnknownPrivateKey,
expectedKeyBits: 0,
expectError: true,
},
}
for name, tt := range testCases {
t.Run(name, func(t *testing.T) {
keyType, keyBits, err := getKeyTypeAndBitsFromPublicKeyForRole(tt.publicKey)
if err != nil && !tt.expectError {
t.Fatalf("unexpected error: %s", err)
}
if err == nil && tt.expectError {
t.Fatal("expected error, got nil")
}
if keyType != tt.expectedKeyType {
t.Fatalf("key type mismatch: expected %s, got %s", tt.expectedKeyType, keyType)
}
if keyBits != tt.expectedKeyBits {
t.Fatalf("key bits mismatch: expected %d, got %d", tt.expectedKeyBits, keyBits)
}
})
}
}