Merge pull request #1372 from aibaars/gcs-delete
StorageDriver GCS: improve test suite clean-up and add retrying to all GCS api calls
This commit is contained in:
commit
fdd2e4d77e
3 changed files with 105 additions and 38 deletions
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@ -206,7 +206,7 @@ func (d *driver) ReadStream(context ctx.Context, path string, offset int64) (io.
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}
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if res.StatusCode == http.StatusRequestedRangeNotSatisfiable {
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res.Body.Close()
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obj, err := storage.StatObject(d.context(context), d.bucket, name)
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obj, err := storageStatObject(d.context(context), d.bucket, name)
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if err != nil {
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return nil, err
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}
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@ -287,7 +287,7 @@ func (d *driver) WriteStream(context ctx.Context, path string, offset int64, rea
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}
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// wc was closed succesfully, so the temporary part exists, schedule it for deletion at the end
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// of the function
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defer storage.DeleteObject(gcsContext, d.bucket, partName)
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defer storageDeleteObject(gcsContext, d.bucket, partName)
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req := &storageapi.ComposeRequest{
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Destination: &storageapi.Object{Bucket: obj.Bucket, Name: obj.Name, ContentType: obj.ContentType},
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@ -386,7 +386,7 @@ func (d *driver) Stat(context ctx.Context, path string) (storagedriver.FileInfo,
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var fi storagedriver.FileInfoFields
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//try to get as file
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gcsContext := d.context(context)
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obj, err := storage.StatObject(gcsContext, d.bucket, d.pathToKey(path))
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obj, err := storageStatObject(gcsContext, d.bucket, d.pathToKey(path))
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if err == nil {
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fi = storagedriver.FileInfoFields{
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Path: path,
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@ -404,7 +404,7 @@ func (d *driver) Stat(context ctx.Context, path string) (storagedriver.FileInfo,
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query.Prefix = dirpath
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query.MaxResults = 1
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objects, err := storage.ListObjects(gcsContext, d.bucket, query)
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objects, err := storageListObjects(gcsContext, d.bucket, query)
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if err != nil {
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return nil, err
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}
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@ -432,7 +432,7 @@ func (d *driver) List(context ctx.Context, path string) ([]string, error) {
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query.Prefix = d.pathToDirKey(path)
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list := make([]string, 0, 64)
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for {
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objects, err := storage.ListObjects(d.context(context), d.bucket, query)
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objects, err := storageListObjects(d.context(context), d.bucket, query)
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if err != nil {
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return nil, err
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}
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@ -482,7 +482,7 @@ func (d *driver) Move(context ctx.Context, sourcePath string, destPath string) e
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var err error
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for _, key := range keys {
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dest := destPrefix + key[len(prefix):]
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_, err = storage.CopyObject(gcsContext, d.bucket, key, d.bucket, dest, nil)
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_, err = storageCopyObject(gcsContext, d.bucket, key, d.bucket, dest, nil)
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if err == nil {
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copies = append(copies, dest)
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} else {
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@ -492,20 +492,20 @@ func (d *driver) Move(context ctx.Context, sourcePath string, destPath string) e
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// if an error occurred, attempt to cleanup the copies made
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if err != nil {
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for i := len(copies) - 1; i >= 0; i-- {
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_ = storage.DeleteObject(gcsContext, d.bucket, copies[i])
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_ = storageDeleteObject(gcsContext, d.bucket, copies[i])
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}
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return err
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}
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// delete originals
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for i := len(keys) - 1; i >= 0; i-- {
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err2 := storage.DeleteObject(gcsContext, d.bucket, keys[i])
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err2 := storageDeleteObject(gcsContext, d.bucket, keys[i])
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if err2 != nil {
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err = err2
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}
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}
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return err
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}
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_, err = storage.CopyObject(gcsContext, d.bucket, d.pathToKey(sourcePath), d.bucket, d.pathToKey(destPath), nil)
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_, err = storageCopyObject(gcsContext, d.bucket, d.pathToKey(sourcePath), d.bucket, d.pathToKey(destPath), nil)
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if err != nil {
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if status := err.(*googleapi.Error); status != nil {
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if status.Code == http.StatusNotFound {
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@ -514,7 +514,7 @@ func (d *driver) Move(context ctx.Context, sourcePath string, destPath string) e
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}
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return err
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}
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return storage.DeleteObject(gcsContext, d.bucket, d.pathToKey(sourcePath))
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return storageDeleteObject(gcsContext, d.bucket, d.pathToKey(sourcePath))
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}
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// listAll recursively lists all names of objects stored at "prefix" and its subpaths.
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@ -524,7 +524,7 @@ func (d *driver) listAll(context context.Context, prefix string) ([]string, erro
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query.Prefix = prefix
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query.Versions = false
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for {
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objects, err := storage.ListObjects(d.context(context), d.bucket, query)
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objects, err := storageListObjects(d.context(context), d.bucket, query)
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if err != nil {
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return nil, err
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}
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@ -555,13 +555,22 @@ func (d *driver) Delete(context ctx.Context, path string) error {
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if len(keys) > 0 {
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sort.Sort(sort.Reverse(sort.StringSlice(keys)))
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for _, key := range keys {
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if err := storage.DeleteObject(gcsContext, d.bucket, key); err != nil {
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err := storageDeleteObject(gcsContext, d.bucket, key)
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// GCS only guarantees eventual consistency, so listAll might return
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// paths that no longer exist. If this happens, just ignore any not
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// found error
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if status, ok := err.(*googleapi.Error); ok {
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if status.Code == http.StatusNotFound {
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err = nil
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}
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}
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if err != nil {
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return err
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}
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}
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return nil
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}
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err = storage.DeleteObject(gcsContext, d.bucket, d.pathToKey(path))
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err = storageDeleteObject(gcsContext, d.bucket, d.pathToKey(path))
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if err != nil {
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if status := err.(*googleapi.Error); status != nil {
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if status.Code == http.StatusNotFound {
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@ -572,6 +581,42 @@ func (d *driver) Delete(context ctx.Context, path string) error {
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return err
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}
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func storageDeleteObject(context context.Context, bucket string, name string) error {
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return retry(5, func() error {
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return storage.DeleteObject(context, bucket, name)
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})
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}
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func storageStatObject(context context.Context, bucket string, name string) (*storage.Object, error) {
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var obj *storage.Object
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err := retry(5, func() error {
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var err error
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obj, err = storage.StatObject(context, bucket, name)
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return err
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})
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return obj, err
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}
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func storageListObjects(context context.Context, bucket string, q *storage.Query) (*storage.Objects, error) {
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var objs *storage.Objects
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err := retry(5, func() error {
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var err error
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objs, err = storage.ListObjects(context, bucket, q)
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return err
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})
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return objs, err
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}
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func storageCopyObject(context context.Context, srcBucket, srcName string, destBucket, destName string, attrs *storage.ObjectAttrs) (*storage.Object, error) {
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var obj *storage.Object
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err := retry(5, func() error {
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var err error
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obj, err = storage.CopyObject(context, srcBucket, srcName, destBucket, destName, attrs)
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return err
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})
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return obj, err
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}
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// URLFor returns a URL which may be used to retrieve the content stored at
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// the given path, possibly using the given options.
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// Returns ErrUnsupportedMethod if this driver has no privateKey
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@ -155,8 +155,12 @@ func TestEmptyRootList(t *testing.T) {
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if err != nil {
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t.Fatalf("unexpected error creating content: %v", err)
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}
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defer rootedDriver.Delete(ctx, filename)
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defer func() {
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err := rootedDriver.Delete(ctx, filename)
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if err != nil {
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t.Fatalf("failed to remove %v due to %v\n", filename, err)
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}
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}()
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keys, err := emptyRootDriver.List(ctx, "/")
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for _, path := range keys {
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if !storagedriver.PathRegexp.MatchString(path) {
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@ -120,7 +120,7 @@ func (suite *DriverSuite) TestValidPaths(c *check.C) {
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for _, filename := range validFiles {
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err := suite.StorageDriver.PutContent(suite.ctx, filename, contents)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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c.Assert(err, check.IsNil)
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received, err := suite.StorageDriver.GetContent(suite.ctx, filename)
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@ -129,6 +129,21 @@ func (suite *DriverSuite) TestValidPaths(c *check.C) {
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}
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}
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func (suite *DriverSuite) deletePath(c *check.C, path string) {
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for tries := 2; tries > 0; tries-- {
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err := suite.StorageDriver.Delete(suite.ctx, path)
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if _, ok := err.(storagedriver.PathNotFoundError); ok {
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err = nil
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}
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c.Assert(err, check.IsNil)
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paths, err := suite.StorageDriver.List(suite.ctx, path)
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if len(paths) == 0 {
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break
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}
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time.Sleep(time.Second * 2)
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}
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}
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// TestInvalidPaths checks that various invalid file paths are rejected by the
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// storage driver.
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func (suite *DriverSuite) TestInvalidPaths(c *check.C) {
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@ -143,7 +158,10 @@ func (suite *DriverSuite) TestInvalidPaths(c *check.C) {
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for _, filename := range invalidFiles {
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err := suite.StorageDriver.PutContent(suite.ctx, filename, contents)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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// only delete if file was succesfully written
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if err == nil {
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defer suite.deletePath(c, firstPart(filename))
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}
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c.Assert(err, check.NotNil)
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c.Assert(err, check.FitsTypeOf, storagedriver.InvalidPathError{})
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c.Assert(strings.Contains(err.Error(), suite.Name()), check.Equals, true)
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@ -258,7 +276,7 @@ func (suite *DriverSuite) TestWriteReadLargeStreams(c *check.C) {
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}
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filename := randomPath(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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checksum := sha1.New()
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var fileSize int64 = 5 * 1024 * 1024 * 1024
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@ -282,7 +300,7 @@ func (suite *DriverSuite) TestWriteReadLargeStreams(c *check.C) {
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// reading with a given offset.
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func (suite *DriverSuite) TestReadStreamWithOffset(c *check.C) {
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filename := randomPath(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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chunkSize := int64(32)
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@ -372,7 +390,7 @@ func (suite *DriverSuite) TestContinueStreamAppendSmall(c *check.C) {
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func (suite *DriverSuite) testContinueStreamAppend(c *check.C, chunkSize int64) {
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filename := randomPath(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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contentsChunk1 := randomContents(chunkSize)
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contentsChunk2 := randomContents(chunkSize)
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@ -470,7 +488,7 @@ func (suite *DriverSuite) TestReadNonexistentStream(c *check.C) {
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// TestList checks the returned list of keys after populating a directory tree.
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func (suite *DriverSuite) TestList(c *check.C) {
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rootDirectory := "/" + randomFilename(int64(8+rand.Intn(8)))
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defer suite.StorageDriver.Delete(suite.ctx, rootDirectory)
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defer suite.deletePath(c, rootDirectory)
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doesnotexist := path.Join(rootDirectory, "nonexistent")
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_, err := suite.StorageDriver.List(suite.ctx, doesnotexist)
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@ -516,8 +534,8 @@ func (suite *DriverSuite) TestMove(c *check.C) {
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sourcePath := randomPath(32)
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destPath := randomPath(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(sourcePath))
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(destPath))
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defer suite.deletePath(c, firstPart(sourcePath))
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defer suite.deletePath(c, firstPart(destPath))
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err := suite.StorageDriver.PutContent(suite.ctx, sourcePath, contents)
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c.Assert(err, check.IsNil)
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@ -543,8 +561,8 @@ func (suite *DriverSuite) TestMoveOverwrite(c *check.C) {
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sourceContents := randomContents(32)
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destContents := randomContents(64)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(sourcePath))
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(destPath))
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defer suite.deletePath(c, firstPart(sourcePath))
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defer suite.deletePath(c, firstPart(destPath))
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err := suite.StorageDriver.PutContent(suite.ctx, sourcePath, sourceContents)
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c.Assert(err, check.IsNil)
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@ -572,7 +590,7 @@ func (suite *DriverSuite) TestMoveNonexistent(c *check.C) {
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sourcePath := randomPath(32)
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destPath := randomPath(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(destPath))
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defer suite.deletePath(c, firstPart(destPath))
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err := suite.StorageDriver.PutContent(suite.ctx, destPath, contents)
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c.Assert(err, check.IsNil)
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@ -594,7 +612,7 @@ func (suite *DriverSuite) TestMoveInvalid(c *check.C) {
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// Create a regular file.
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err := suite.StorageDriver.PutContent(suite.ctx, "/notadir", contents)
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c.Assert(err, check.IsNil)
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defer suite.StorageDriver.Delete(suite.ctx, "/notadir")
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defer suite.deletePath(c, "/notadir")
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// Now try to move a non-existent file under it.
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err = suite.StorageDriver.Move(suite.ctx, "/notadir/foo", "/notadir/bar")
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@ -607,7 +625,7 @@ func (suite *DriverSuite) TestDelete(c *check.C) {
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filename := randomPath(32)
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contents := randomContents(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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err := suite.StorageDriver.PutContent(suite.ctx, filename, contents)
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c.Assert(err, check.IsNil)
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@ -627,7 +645,7 @@ func (suite *DriverSuite) TestURLFor(c *check.C) {
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filename := randomPath(32)
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contents := randomContents(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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err := suite.StorageDriver.PutContent(suite.ctx, filename, contents)
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c.Assert(err, check.IsNil)
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@ -674,7 +692,7 @@ func (suite *DriverSuite) TestDeleteFolder(c *check.C) {
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filename3 := randomPath(32)
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contents := randomContents(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(dirname))
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defer suite.deletePath(c, firstPart(dirname))
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err := suite.StorageDriver.PutContent(suite.ctx, path.Join(dirname, filename1), contents)
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c.Assert(err, check.IsNil)
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@ -725,7 +743,7 @@ func (suite *DriverSuite) TestStatCall(c *check.C) {
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fileName := randomFilename(32)
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filePath := path.Join(dirPath, fileName)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(dirPath))
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defer suite.deletePath(c, firstPart(dirPath))
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// Call on non-existent file/dir, check error.
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fi, err := suite.StorageDriver.Stat(suite.ctx, dirPath)
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@ -788,7 +806,7 @@ func (suite *DriverSuite) TestPutContentMultipleTimes(c *check.C) {
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filename := randomPath(32)
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contents := randomContents(4096)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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err := suite.StorageDriver.PutContent(suite.ctx, filename, contents)
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c.Assert(err, check.IsNil)
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@ -814,7 +832,7 @@ func (suite *DriverSuite) TestConcurrentStreamReads(c *check.C) {
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filename := randomPath(32)
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contents := randomContents(filesize)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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err := suite.StorageDriver.PutContent(suite.ctx, filename, contents)
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c.Assert(err, check.IsNil)
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@ -872,7 +890,7 @@ func (suite *DriverSuite) TestEventualConsistency(c *check.C) {
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}
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filename := randomPath(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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var offset int64
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var misswrites int
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@ -1033,7 +1051,7 @@ func (suite *DriverSuite) BenchmarkDelete50Files(c *check.C) {
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func (suite *DriverSuite) benchmarkDeleteFiles(c *check.C, numFiles int64) {
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for i := 0; i < c.N; i++ {
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parentDir := randomPath(8)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(parentDir))
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defer suite.deletePath(c, firstPart(parentDir))
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c.StopTimer()
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for j := int64(0); j < numFiles; j++ {
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@ -1055,7 +1073,7 @@ func (suite *DriverSuite) testFileStreams(c *check.C, size int64) {
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defer tf.Close()
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filename := randomPath(32)
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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contents := randomContents(size)
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@ -1080,7 +1098,7 @@ func (suite *DriverSuite) testFileStreams(c *check.C, size int64) {
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}
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func (suite *DriverSuite) writeReadCompare(c *check.C, filename string, contents []byte) {
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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err := suite.StorageDriver.PutContent(suite.ctx, filename, contents)
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c.Assert(err, check.IsNil)
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@ -1092,7 +1110,7 @@ func (suite *DriverSuite) writeReadCompare(c *check.C, filename string, contents
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}
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func (suite *DriverSuite) writeReadCompareStreams(c *check.C, filename string, contents []byte) {
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defer suite.StorageDriver.Delete(suite.ctx, firstPart(filename))
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defer suite.deletePath(c, firstPart(filename))
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nn, err := suite.StorageDriver.WriteStream(suite.ctx, filename, 0, bytes.NewReader(contents))
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c.Assert(err, check.IsNil)
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