mirror of
https://github.com/ceph/ceph-csi.git
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eea97ca014
There is no need for each EncryptionKMS to implement the same GetID() function. We have a VolumeEncryption type that is more suitable for keeping track of the KMS-ID that was used to get the configuration of the KMS. This does not change any metadata that is stored anywhere. Signed-off-by: Niels de Vos <ndevos@redhat.com>
106 lines
2.9 KiB
Go
106 lines
2.9 KiB
Go
/*
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Copyright 2021 The Ceph-CSI Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package util
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestGenerateNonce(t *testing.T) {
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size := 64
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nonce, err := generateNonce(size)
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assert.Equal(t, size, len(nonce))
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assert.NoError(t, err)
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}
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func TestGenerateCipher(t *testing.T) {
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// nolint:gosec // this passphrase is intentionally hardcoded
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passphrase := "my-cool-luks-passphrase"
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salt := "unique-id-for-the-volume"
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aead, err := generateCipher(passphrase, salt)
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assert.NoError(t, err)
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assert.NotNil(t, aead)
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}
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func TestInitSecretsMetadataKMS(t *testing.T) {
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args := KMSInitializerArgs{
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Tenant: "tenant",
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Config: nil,
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Secrets: map[string]string{},
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}
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// passphrase it not set, init should fail
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kms, err := initSecretsMetadataKMS(args)
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assert.Error(t, err)
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assert.Nil(t, kms)
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// set a passphrase to get a working KMS
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args.Secrets[encryptionPassphraseKey] = "my-passphrase-from-kubernetes"
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kms, err = initSecretsMetadataKMS(args)
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assert.NoError(t, err)
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require.NotNil(t, kms)
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assert.Equal(t, DEKStoreMetadata, kms.requiresDEKStore())
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}
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func TestWorkflowSecretsMetadataKMS(t *testing.T) {
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secrets := map[string]string{
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encryptionPassphraseKey: "my-passphrase-from-kubernetes",
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}
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args := KMSInitializerArgs{
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Tenant: "tenant",
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Config: nil,
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Secrets: secrets,
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}
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volumeID := "csi-vol-1b00f5f8-b1c1-11e9-8421-9243c1f659f0"
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kms, err := initSecretsMetadataKMS(args)
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assert.NoError(t, err)
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require.NotNil(t, kms)
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// plainDEK is the (LUKS) passphrase for the volume
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plainDEK, err := generateNewEncryptionPassphrase()
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assert.NoError(t, err)
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assert.NotEqual(t, "", plainDEK)
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encryptedDEK, err := kms.EncryptDEK(volumeID, plainDEK)
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assert.NoError(t, err)
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assert.NotEqual(t, "", encryptedDEK)
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assert.NotEqual(t, plainDEK, encryptedDEK)
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// with an incorrect volumeID, decrypting should fail
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decryptedDEK, err := kms.DecryptDEK("incorrect-volumeID", encryptedDEK)
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assert.Error(t, err)
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assert.Equal(t, "", decryptedDEK)
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assert.NotEqual(t, plainDEK, decryptedDEK)
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// with the right volumeID, decrypting should return the plainDEK
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decryptedDEK, err = kms.DecryptDEK(volumeID, encryptedDEK)
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assert.NoError(t, err)
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assert.NotEqual(t, "", decryptedDEK)
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assert.Equal(t, plainDEK, decryptedDEK)
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}
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func TestSecretsMetadataKMSRegistered(t *testing.T) {
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_, ok := kmsManager.providers[kmsTypeSecretsMetadata]
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assert.True(t, ok)
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}
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