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add path prefix to ObjectStorage.Iterator (#23332)

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Support to iterator subdirectory in ObjectStorage for
ObjectStorage.Iterator method.

It's required for https://github.com/go-gitea/gitea/pull/22738 to make
artifact files cleanable.

---------

Co-authored-by: Jason Song <i@wolfogre.com>
Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
This commit is contained in:
FuXiaoHei
2023-03-13 18:23:51 +08:00
committed by GitHub
parent 757b4c17e9
commit cdc9e91750
9 changed files with 67 additions and 15 deletions
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12
modules/storage/minio.go
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@@ -209,12 +209,18 @@ func (m *MinioStorage) URL(path, name string) (*url.URL, error) {
}
// IterateObjects iterates across the objects in the miniostorage
func (m *MinioStorage) IterateObjects(fn func(path string, obj Object) error) error {
func (m *MinioStorage) IterateObjects(prefix string, fn func(path string, obj Object) error) error {
opts := minio.GetObjectOptions{}
lobjectCtx, cancel := context.WithCancel(m.ctx)
defer cancel()
basePath := m.basePath
if prefix != "" {
basePath = m.buildMinioPath(prefix)
}
for mObjInfo := range m.client.ListObjects(lobjectCtx, m.bucket, minio.ListObjectsOptions{
Prefix: m.basePath,
Prefix: basePath,
Recursive: true,
}) {
object, err := m.client.GetObject(lobjectCtx, m.bucket, mObjInfo.Key, opts)
@@ -223,7 +229,7 @@ func (m *MinioStorage) IterateObjects(fn func(path string, obj Object) error) er
}
if err := func(object *minio.Object, fn func(path string, obj Object) error) error {
defer object.Close()
return fn(strings.TrimPrefix(mObjInfo.Key, m.basePath), &minioObject{object})
return fn(strings.TrimPrefix(mObjInfo.Key, basePath), &minioObject{object})
}(object, fn); err != nil {
return convertMinioErr(err)
}