Add zip storage

3 files changed, 44 insertions, 2 deletions

diff --git a/internal/storage/file_system.go b/internal/storage/file_system.go
index 15cec77d..18a228a6 100644
--- a/internal/storage/file_system.go
+++ b/internal/storage/file_system.go
@@ -76,3 +76,6 @@ func (f *fileSystem) Open(path string) (File, os.FileInfo, error) {
 
 	return file, fileInfo, err
 }
+
+func (f *fileSystem) Close() {
+}
diff --git a/internal/storage/storage.go b/internal/storage/storage.go
index 00eef899..58e1cd49 100644
--- a/internal/storage/storage.go
+++ b/internal/storage/storage.go
@@ -1,6 +1,7 @@
 package storage
 
 import (
+	"errors"
 	"io"
 	"os"
 
@@ -21,9 +22,16 @@ type S interface {
 	Resolve(path string) (string, error)
 	Stat(path string) (os.FileInfo, error)
 	Open(path string) (File, os.FileInfo, error)
+	Close()
 }
 
 // New provides a compatible storage with lookupPath
-func New(lookupPath *client.LookupPath) S {
-	return &fileSystem{lookupPath}
+func New(lookupPath *client.LookupPath) (S, error) {
+	if lookupPath.DiskPath != "" {
+		return &fileSystem{lookupPath}, nil
+	} else if lookupPath.ArchivePath != "" {
+		return newZipStorage(lookupPath)
+	} else {
+		return nil, errors.New("storage not supported")
+	}
 }
diff --git a/internal/storage/zip_storage.go b/internal/storage/zip_storage.go
new file mode 100644
index 00000000..75611f11
--- /dev/null
+++ b/internal/storage/zip_storage.go
@@ -0,0 +1,31 @@
+package storage
+
+import (
+	"archive/zip"
+	"errors"
+	"os"
+
+	"gitlab.com/gitlab-org/gitlab-pages/internal/client"
+)
+
+type zipStorage struct {
+	*client.LookupPath
+
+	zipArchive *zip.ReadCloser
+}
+
+func (z *zipStorage) Resolve(path string) (string, error) {
+	return "", errors.New("not supported")
+}
+
+func (z *zipStorage) Stat(path string) (os.FileInfo, error) {
+	return nil, errors.New("not supported")
+}
+
+func (z *zipStorage) Open(path string) (File, os.FileInfo, error) {
+	return nil, nil, errors.New("not supported")
+}
+
+func newZipStorage(lookupPath *client.LookupPath) (S, error) {
+	return nil, errors.New("not supported")
+}