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package objectstore_test
import (
"context"
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"strings"
"sync"
"testing"
"time"
"github.com/aws/aws-sdk-go/aws/awserr"
"github.com/aws/aws-sdk-go/aws/session"
"github.com/aws/aws-sdk-go/service/s3"
"github.com/stretchr/testify/require"
"gitlab.com/gitlab-org/gitlab-workhorse/internal/config"
"gitlab.com/gitlab-org/gitlab-workhorse/internal/objectstore"
"gitlab.com/gitlab-org/gitlab-workhorse/internal/objectstore/test"
"gitlab.com/gitlab-org/gitlab-workhorse/internal/testhelper"
)
type failedReader struct {
io.Reader
}
func (r *failedReader) Read(p []byte) (int, error) {
origErr := fmt.Errorf("entity is too large")
return 0, awserr.New("Read", "read failed", origErr)
}
func TestS3ObjectUpload(t *testing.T) {
testCases := []struct {
encryption string
}{
{encryption: ""},
{encryption: s3.ServerSideEncryptionAes256},
{encryption: s3.ServerSideEncryptionAwsKms},
}
for _, tc := range testCases {
t.Run(fmt.Sprintf("encryption=%v", tc.encryption), func(t *testing.T) {
creds, config, sess, ts := test.SetupS3(t, tc.encryption)
defer ts.Close()
deadline := time.Now().Add(testTimeout)
tmpDir, err := ioutil.TempDir("", "workhorse-test-")
require.NoError(t, err)
defer os.Remove(tmpDir)
objectName := filepath.Join(tmpDir, "s3-test-data")
ctx, cancel := context.WithCancel(context.Background())
object, err := objectstore.NewS3Object(objectName, creds, config)
require.NoError(t, err)
// copy data
n, err := object.Consume(ctx, strings.NewReader(test.ObjectContent), deadline)
require.NoError(t, err)
require.Equal(t, test.ObjectSize, n, "Uploaded file mismatch")
test.S3ObjectExists(t, sess, config, objectName, test.ObjectContent)
test.CheckS3Metadata(t, sess, config, objectName)
cancel()
testhelper.Retry(t, 5*time.Second, func() error {
if test.S3ObjectDoesNotExist(t, sess, config, objectName) {
return nil
}
return fmt.Errorf("file is still present")
})
})
}
}
func TestConcurrentS3ObjectUpload(t *testing.T) {
creds, uploadsConfig, uploadsSession, uploadServer := test.SetupS3WithBucket(t, "uploads", "")
defer uploadServer.Close()
// This will return a separate S3 endpoint
_, artifactsConfig, artifactsSession, artifactsServer := test.SetupS3WithBucket(t, "artifacts", "")
defer artifactsServer.Close()
deadline := time.Now().Add(testTimeout)
tmpDir, err := ioutil.TempDir("", "workhorse-test-")
require.NoError(t, err)
defer os.Remove(tmpDir)
var wg sync.WaitGroup
for i := 0; i < 4; i++ {
wg.Add(1)
go func(index int) {
var sess *session.Session
var config config.S3Config
if index%2 == 0 {
sess = uploadsSession
config = uploadsConfig
} else {
sess = artifactsSession
config = artifactsConfig
}
name := fmt.Sprintf("s3-test-data-%d", index)
objectName := filepath.Join(tmpDir, name)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
object, err := objectstore.NewS3Object(objectName, creds, config)
require.NoError(t, err)
// copy data
n, err := object.Consume(ctx, strings.NewReader(test.ObjectContent), deadline)
require.NoError(t, err)
require.Equal(t, test.ObjectSize, n, "Uploaded file mismatch")
test.S3ObjectExists(t, sess, config, objectName, test.ObjectContent)
wg.Done()
}(i)
}
wg.Wait()
}
func TestS3ObjectUploadCancel(t *testing.T) {
creds, config, _, ts := test.SetupS3(t, "")
defer ts.Close()
ctx, cancel := context.WithCancel(context.Background())
deadline := time.Now().Add(testTimeout)
tmpDir, err := ioutil.TempDir("", "workhorse-test-")
require.NoError(t, err)
defer os.Remove(tmpDir)
objectName := filepath.Join(tmpDir, "s3-test-data")
object, err := objectstore.NewS3Object(objectName, creds, config)
require.NoError(t, err)
// Cancel the transfer before the data has been copied to ensure
// we handle this gracefully.
cancel()
_, err = object.Consume(ctx, strings.NewReader(test.ObjectContent), deadline)
require.Error(t, err)
require.Equal(t, "context canceled", err.Error())
}
func TestS3ObjectUploadLimitReached(t *testing.T) {
creds, config, _, ts := test.SetupS3(t, "")
defer ts.Close()
deadline := time.Now().Add(testTimeout)
tmpDir, err := ioutil.TempDir("", "workhorse-test-")
require.NoError(t, err)
defer os.Remove(tmpDir)
objectName := filepath.Join(tmpDir, "s3-test-data")
object, err := objectstore.NewS3Object(objectName, creds, config)
require.NoError(t, err)
_, err = object.Consume(context.Background(), &failedReader{}, deadline)
require.Error(t, err)
require.Equal(t, "entity is too large", err.Error())
}
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