1 // Copyright 2019 The original author or authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 package layout 16 17 import ( 18 "os" 19 "path/filepath" 20 ) 21 22 // FromPath reads an OCI image layout at path and constructs a layout.Path. 23 func FromPath(path string) (Path, error) { 24 // TODO: check oci-layout exists 25 26 _, err := os.Stat(filepath.Join(path, "index.json")) 27 if err != nil { 28 return "", err 29 } 30 31 return Path(path), nil 32 } 33