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Signed-off-by: Hidde Beydals <hello@hidde.co>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,214 @@ | ||
| /* | ||
| Copyright 2022 The Flux authors | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
|
|
||
| package keyservice | ||
|
|
||
| import ( | ||
| "fmt" | ||
| "os" | ||
| "testing" | ||
|
|
||
| "github.com/Azure/azure-sdk-for-go/sdk/azidentity" | ||
| . "github.com/onsi/gomega" | ||
| "go.mozilla.org/sops/v3/keyservice" | ||
| "golang.org/x/net/context" | ||
|
|
||
| "github.com/fluxcd/kustomize-controller/internal/sops/age" | ||
| "github.com/fluxcd/kustomize-controller/internal/sops/azkv" | ||
| "github.com/fluxcd/kustomize-controller/internal/sops/hcvault" | ||
| "github.com/fluxcd/kustomize-controller/internal/sops/pgp" | ||
| ) | ||
|
|
||
| func TestServer_EncryptDecrypt_PGP(t *testing.T) { | ||
| const ( | ||
| mockPublicKey = "../pgp/testdata/public.gpg" | ||
| mockPrivateKey = "../pgp/testdata/private.gpg" | ||
| mockFingerprint = "B59DAF469E8C948138901A649732075EA221A7EA" | ||
| ) | ||
|
|
||
| g := NewWithT(t) | ||
|
|
||
| gnuPGHome, err := pgp.NewGnuPGHome() | ||
| g.Expect(err).ToNot(HaveOccurred()) | ||
| t.Cleanup(func() { | ||
| _ = os.RemoveAll(gnuPGHome.String()) | ||
| }) | ||
| g.Expect(gnuPGHome.ImportFile(mockPublicKey)).To(Succeed()) | ||
|
|
||
| s := NewServer(WithGnuPGHome(gnuPGHome)) | ||
| key := KeyFromMasterKey(pgp.MasterKeyFromFingerprint(mockFingerprint)) | ||
| dataKey := []byte("some data key") | ||
| encResp, err := s.Encrypt(context.TODO(), &keyservice.EncryptRequest{ | ||
| Key: &key, | ||
| Plaintext: dataKey, | ||
| }) | ||
| g.Expect(err).ToNot(HaveOccurred()) | ||
| g.Expect(encResp.Ciphertext).ToNot(BeEmpty()) | ||
| g.Expect(encResp.Ciphertext).ToNot(Equal(dataKey)) | ||
|
|
||
| g.Expect(gnuPGHome.ImportFile(mockPrivateKey)).To(Succeed()) | ||
| decResp, err := s.Decrypt(context.TODO(), &keyservice.DecryptRequest{ | ||
| Key: &key, | ||
| Ciphertext: encResp.Ciphertext, | ||
| }) | ||
| g.Expect(err).ToNot(HaveOccurred()) | ||
| g.Expect(decResp.Plaintext).To(Equal(dataKey)) | ||
| } | ||
|
|
||
| func TestServer_EncryptDecrypt_age(t *testing.T) { | ||
| g := NewWithT(t) | ||
|
|
||
| const ( | ||
| mockRecipient string = "age1lzd99uklcjnc0e7d860axevet2cz99ce9pq6tzuzd05l5nr28ams36nvun" | ||
| mockIdentity string = "AGE-SECRET-KEY-1G0Q5K9TV4REQ3ZSQRMTMG8NSWQGYT0T7TZ33RAZEE0GZYVZN0APSU24RK7" | ||
| ) | ||
|
|
||
| s := NewServer() | ||
| key := KeyFromMasterKey(&age.MasterKey{Recipient: mockRecipient}) | ||
| dataKey := []byte("some data key") | ||
| encResp, err := s.Encrypt(context.TODO(), &keyservice.EncryptRequest{ | ||
| Key: &key, | ||
| Plaintext: dataKey, | ||
| }) | ||
| g.Expect(err).ToNot(HaveOccurred()) | ||
| g.Expect(encResp.Ciphertext).ToNot(BeEmpty()) | ||
| g.Expect(encResp.Ciphertext).ToNot(Equal(dataKey)) | ||
|
|
||
| i := make(age.ParsedIdentities, 0) | ||
| g.Expect(i.Import(mockIdentity)).To(Succeed()) | ||
|
|
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| s = NewServer(WithAgeIdentities(i)) | ||
| decResp, err := s.Decrypt(context.TODO(), &keyservice.DecryptRequest{ | ||
| Key: &key, | ||
| Ciphertext: encResp.Ciphertext, | ||
| }) | ||
| g.Expect(err).ToNot(HaveOccurred()) | ||
| g.Expect(decResp.Plaintext).To(Equal(dataKey)) | ||
| } | ||
|
|
||
| func TestServer_EncryptDecrypt_HCVault(t *testing.T) { | ||
| g := NewWithT(t) | ||
|
|
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| s := NewServer(WithVaultToken("token")) | ||
| key := KeyFromMasterKey(hcvault.MasterKeyFromAddress("https://example.com", "engine-path", "key-name")) | ||
| _, err := s.Encrypt(context.TODO(), &keyservice.EncryptRequest{ | ||
| Key: &key, | ||
| }) | ||
| g.Expect(err).To(HaveOccurred()) | ||
| g.Expect(err.Error()).To(ContainSubstring("failed to encrypt sops data key to Vault transit backend")) | ||
|
|
||
| _, err = s.Decrypt(context.TODO(), &keyservice.DecryptRequest{ | ||
| Key: &key, | ||
| }) | ||
| g.Expect(err).To(HaveOccurred()) | ||
| g.Expect(err.Error()).To(ContainSubstring("failed to decrypt sops data key from Vault transit backend")) | ||
| } | ||
|
|
||
| func TestServer_EncryptDecrypt_HCVault_Fallback(t *testing.T) { | ||
| g := NewWithT(t) | ||
|
|
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| fallback := NewMockKeyServer() | ||
| s := NewServer(WithDefaultServer{Server: fallback}) | ||
|
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||
| key := KeyFromMasterKey(hcvault.MasterKeyFromAddress("https://example.com", "engine-path", "key-name")) | ||
| encReq := &keyservice.EncryptRequest{ | ||
| Key: &key, | ||
| Plaintext: []byte("some data key"), | ||
| } | ||
| _, err := s.Encrypt(context.TODO(), encReq) | ||
| g.Expect(err).To(HaveOccurred()) | ||
| g.Expect(fallback.encryptReqs).To(HaveLen(1)) | ||
| g.Expect(fallback.encryptReqs).To(ContainElement(encReq)) | ||
| g.Expect(fallback.decryptReqs).To(HaveLen(0)) | ||
|
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| fallback = NewMockKeyServer() | ||
| s = NewServer(WithDefaultServer{Server: fallback}) | ||
|
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| decReq := &keyservice.DecryptRequest{ | ||
| Key: &key, | ||
| Ciphertext: []byte("some ciphertext"), | ||
| } | ||
| _, err = s.Decrypt(context.TODO(), decReq) | ||
| g.Expect(fallback.decryptReqs).To(HaveLen(1)) | ||
| g.Expect(fallback.decryptReqs).To(ContainElement(decReq)) | ||
| g.Expect(fallback.encryptReqs).To(HaveLen(0)) | ||
| } | ||
|
|
||
| func TestServer_EncryptDecrypt_azkv(t *testing.T) { | ||
| g := NewWithT(t) | ||
|
|
||
| identity, err := azidentity.NewDefaultAzureCredential(nil) | ||
| g.Expect(err).ToNot(HaveOccurred()) | ||
| s := NewServer(WithAzureToken{Token: azkv.NewToken(identity)}) | ||
|
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||
| key := KeyFromMasterKey(azkv.MasterKeyFromURL("", "", "")) | ||
| _, err = s.Encrypt(context.TODO(), &keyservice.EncryptRequest{ | ||
| Key: &key, | ||
| }) | ||
| g.Expect(err).To(HaveOccurred()) | ||
| g.Expect(err.Error()).To(ContainSubstring("failed to encrypt sops data key with Azure Key Vault")) | ||
|
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||
| _, err = s.Decrypt(context.TODO(), &keyservice.DecryptRequest{ | ||
| Key: &key, | ||
| }) | ||
| g.Expect(err).To(HaveOccurred()) | ||
| g.Expect(err.Error()).To(ContainSubstring("failed to decrypt sops data key with Azure Key Vault")) | ||
|
|
||
| } | ||
|
|
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| func TestServer_EncryptDecrypt_azkv_Fallback(t *testing.T) { | ||
| g := NewWithT(t) | ||
|
|
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| fallback := NewMockKeyServer() | ||
| s := NewServer(WithDefaultServer{Server: fallback}) | ||
|
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| key := KeyFromMasterKey(azkv.MasterKeyFromURL("", "", "")) | ||
| encReq := &keyservice.EncryptRequest{ | ||
| Key: &key, | ||
| Plaintext: []byte("some data key"), | ||
| } | ||
| _, err := s.Encrypt(context.TODO(), encReq) | ||
| g.Expect(err).To(HaveOccurred()) | ||
| g.Expect(fallback.encryptReqs).To(HaveLen(1)) | ||
| g.Expect(fallback.encryptReqs).To(ContainElement(encReq)) | ||
| g.Expect(fallback.decryptReqs).To(HaveLen(0)) | ||
|
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| fallback = NewMockKeyServer() | ||
| s = NewServer(WithDefaultServer{Server: fallback}) | ||
|
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| decReq := &keyservice.DecryptRequest{ | ||
| Key: &key, | ||
| Ciphertext: []byte("some ciphertext"), | ||
| } | ||
| _, err = s.Decrypt(context.TODO(), decReq) | ||
| g.Expect(fallback.decryptReqs).To(HaveLen(1)) | ||
| g.Expect(fallback.decryptReqs).To(ContainElement(decReq)) | ||
| g.Expect(fallback.encryptReqs).To(HaveLen(0)) | ||
| } | ||
|
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| func TestServer_EncryptDecrypt_Nil_KeyType(t *testing.T) { | ||
| g := NewWithT(t) | ||
|
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| s := NewServer(WithDefaultServer{NewMockKeyServer()}) | ||
|
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| expectErr := fmt.Errorf("must provide a key") | ||
|
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| _, err := s.Encrypt(context.TODO(), &keyservice.EncryptRequest{Key: &keyservice.Key{KeyType: nil}}) | ||
| g.Expect(err).To(Equal(expectErr)) | ||
|
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| _, err = s.Decrypt(context.TODO(), &keyservice.DecryptRequest{Key: &keyservice.Key{KeyType: nil}}) | ||
| g.Expect(err).To(Equal(expectErr)) | ||
| } |
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