76 lines
2 KiB
Go
76 lines
2 KiB
Go
// Copyright (c) HashiCorp, Inc.
|
|
// SPDX-License-Identifier: MPL-2.0
|
|
|
|
package transit
|
|
|
|
import (
|
|
"context"
|
|
"crypto/rsa"
|
|
"crypto/x509"
|
|
"encoding/pem"
|
|
"testing"
|
|
|
|
"github.com/hashicorp/vault/sdk/logical"
|
|
)
|
|
|
|
const (
|
|
storagePath = "policy/import/" + WrappingKeyName
|
|
)
|
|
|
|
func TestTransit_WrappingKey(t *testing.T) {
|
|
// Set up shared backend for subtests
|
|
b, s := createBackendWithStorage(t)
|
|
|
|
// Ensure the key does not exist before requesting it.
|
|
keyEntry, err := s.Get(context.Background(), storagePath)
|
|
if err != nil {
|
|
t.Fatalf("error retrieving wrapping key from storage: %s", err)
|
|
}
|
|
if keyEntry != nil {
|
|
t.Fatal("wrapping key unexpectedly exists")
|
|
}
|
|
|
|
// Generate the key pair by requesting the public key.
|
|
req := &logical.Request{
|
|
Storage: s,
|
|
Operation: logical.ReadOperation,
|
|
Path: "wrapping_key",
|
|
}
|
|
resp, err := b.HandleRequest(context.Background(), req)
|
|
if err != nil {
|
|
t.Fatalf("unexpected request error: %s", err)
|
|
}
|
|
if resp == nil || resp.Data == nil || resp.Data["public_key"] == nil {
|
|
t.Fatal("expected non-nil response")
|
|
}
|
|
pubKeyPEM := resp.Data["public_key"]
|
|
|
|
// Ensure the returned key is a 4096-bit RSA key.
|
|
pubKeyBlock, _ := pem.Decode([]byte(pubKeyPEM.(string)))
|
|
rawPubKey, err := x509.ParsePKIXPublicKey(pubKeyBlock.Bytes)
|
|
if err != nil {
|
|
t.Fatalf("failed to parse public wrapping key: %s", err)
|
|
}
|
|
wrappingKey, ok := rawPubKey.(*rsa.PublicKey)
|
|
if !ok || wrappingKey.Size() != 512 {
|
|
t.Fatal("public wrapping key is not a 4096-bit RSA key")
|
|
}
|
|
|
|
// Request the wrapping key again to ensure it isn't regenerated.
|
|
req = &logical.Request{
|
|
Storage: s,
|
|
Operation: logical.ReadOperation,
|
|
Path: "wrapping_key",
|
|
}
|
|
resp, err = b.HandleRequest(context.Background(), req)
|
|
if err != nil {
|
|
t.Fatalf("unexpected request error: %s", err)
|
|
}
|
|
if resp == nil || resp.Data == nil || resp.Data["public_key"] == nil {
|
|
t.Fatal("expected non-nil response")
|
|
}
|
|
if resp.Data["public_key"] != pubKeyPEM {
|
|
t.Fatal("wrapping key public component changed between requests")
|
|
}
|
|
}
|