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-rw-r--r--pkg/v1/layout/read.go32
1 files changed, 32 insertions, 0 deletions
diff --git a/pkg/v1/layout/read.go b/pkg/v1/layout/read.go
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+++ b/pkg/v1/layout/read.go
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+// Copyright 2019 The original author or authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package layout
+
+import (
+ "os"
+ "path/filepath"
+)
+
+// FromPath reads an OCI image layout at path and constructs a layout.Path.
+func FromPath(path string) (Path, error) {
+ // TODO: check oci-layout exists
+
+ _, err := os.Stat(filepath.Join(path, "index.json"))
+ if err != nil {
+ return "", err
+ }
+
+ return Path(path), nil
+}