github.com/cornelk/go-cloud@v0.17.1/secrets/awskms/kms_test.go (about)

     1  // Copyright 2019 The Go Cloud Development Kit Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     https://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package awskms
    16  
    17  import (
    18  	"context"
    19  	"errors"
    20  	"fmt"
    21  	"os"
    22  	"testing"
    23  
    24  	"github.com/aws/aws-sdk-go/aws/awserr"
    25  	"github.com/aws/aws-sdk-go/aws/session"
    26  	"github.com/aws/aws-sdk-go/service/kms"
    27  	"github.com/cornelk/go-cloud/internal/testing/setup"
    28  	"github.com/cornelk/go-cloud/secrets"
    29  	"github.com/cornelk/go-cloud/secrets/driver"
    30  	"github.com/cornelk/go-cloud/secrets/drivertest"
    31  )
    32  
    33  const (
    34  	keyID1 = "alias/test-secrets"
    35  	keyID2 = "alias/test-secrets2"
    36  	region = "us-east-2"
    37  )
    38  
    39  type harness struct {
    40  	client *kms.KMS
    41  	close  func()
    42  }
    43  
    44  func (h *harness) MakeDriver(ctx context.Context) (driver.Keeper, driver.Keeper, error) {
    45  	return &keeper{keyID: keyID1, client: h.client}, &keeper{keyID: keyID2, client: h.client}, nil
    46  }
    47  
    48  func (h *harness) Close() {
    49  	h.close()
    50  }
    51  
    52  func newHarness(ctx context.Context, t *testing.T) (drivertest.Harness, error) {
    53  	sess, _, done, _ := setup.NewAWSSession(ctx, t, region)
    54  	return &harness{
    55  		client: kms.New(sess),
    56  		close:  done,
    57  	}, nil
    58  }
    59  
    60  func TestConformance(t *testing.T) {
    61  	drivertest.RunConformanceTests(t, newHarness, []drivertest.AsTest{verifyAs{}})
    62  }
    63  
    64  type verifyAs struct{}
    65  
    66  func (v verifyAs) Name() string {
    67  	return "verify As function"
    68  }
    69  
    70  func (v verifyAs) ErrorCheck(k *secrets.Keeper, err error) error {
    71  	var e awserr.Error
    72  	if !k.ErrorAs(err, &e) {
    73  		return errors.New("Keeper.ErrorAs failed")
    74  	}
    75  	if e.Code() != kms.ErrCodeInvalidCiphertextException {
    76  		return fmt.Errorf("got %q, want %q", e.Code(), kms.ErrCodeInvalidCiphertextException)
    77  	}
    78  	return nil
    79  }
    80  
    81  // KMS-specific tests.
    82  
    83  func TestNoSessionProvidedError(t *testing.T) {
    84  	if _, err := Dial(nil); err == nil {
    85  		t.Error("got nil, want no AWS session provided")
    86  	}
    87  }
    88  
    89  func TestNoConnectionError(t *testing.T) {
    90  	prevAccessKey := os.Getenv("AWS_ACCESS_KEY")
    91  	prevSecretKey := os.Getenv("AWS_SECRET_KEY")
    92  	prevRegion := os.Getenv("AWS_REGION")
    93  	os.Setenv("AWS_ACCESS_KEY", "myaccesskey")
    94  	os.Setenv("AWS_SECRET_KEY", "mysecretkey")
    95  	os.Setenv("AWS_REGION", "us-east-1")
    96  	defer func() {
    97  		os.Setenv("AWS_ACCESS_KEY", prevAccessKey)
    98  		os.Setenv("AWS_SECRET_KEY", prevSecretKey)
    99  		os.Setenv("AWS_REGION", prevRegion)
   100  	}()
   101  	sess, err := session.NewSession()
   102  	if err != nil {
   103  		t.Fatal(err)
   104  	}
   105  
   106  	client, err := Dial(sess)
   107  	if err != nil {
   108  		t.Fatal(err)
   109  	}
   110  	keeper := OpenKeeper(client, keyID1, nil)
   111  	defer keeper.Close()
   112  
   113  	if _, err := keeper.Encrypt(context.Background(), []byte("test")); err == nil {
   114  		t.Error("got nil, want UnrecognizedClientException")
   115  	}
   116  }
   117  
   118  func TestOpenKeeper(t *testing.T) {
   119  	tests := []struct {
   120  		URL     string
   121  		WantErr bool
   122  	}{
   123  		// OK.
   124  		{"awskms://alias/my-key", false},
   125  		// OK, overriding region.
   126  		{"awskms://alias/my-key?region=us-west1", false},
   127  		// Unknown parameter.
   128  		{"awskms://alias/my-key?param=value", true},
   129  	}
   130  
   131  	ctx := context.Background()
   132  	for _, test := range tests {
   133  		keeper, err := secrets.OpenKeeper(ctx, test.URL)
   134  		if (err != nil) != test.WantErr {
   135  			t.Errorf("%s: got error %v, want error %v", test.URL, err, test.WantErr)
   136  		}
   137  		if err == nil {
   138  			if err = keeper.Close(); err != nil {
   139  				t.Errorf("%s: got error during close: %v", test.URL, err)
   140  			}
   141  		}
   142  	}
   143  }