| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 openwhisk |
| |
| import ( |
| "fmt" |
| "io/ioutil" |
| "os" |
| "strconv" |
| ) |
| |
| // higherDir will find the highest numeric name a sub directory has |
| // 0 if no numeric dir names found |
| func highestDir(dir string) int { |
| files, err := ioutil.ReadDir(dir) |
| if err != nil { |
| return 0 |
| } |
| max := 0 |
| for _, file := range files { |
| n, err := strconv.Atoi(file.Name()) |
| if err == nil { |
| if n > max { |
| max = n |
| } |
| } |
| } |
| return max |
| } |
| |
| // ExtractAction accept a byte array and write it to a file |
| // it handles zip files extracting the content |
| // it stores in a new directory under ./action/XXX/suffix where x is incremented every time |
| // it returns the file if a file or the directory if it was a zip file |
| func (ap *ActionProxy) ExtractAction(buf *[]byte, suffix string) (string, error) { |
| if buf == nil || len(*buf) == 0 { |
| return "", fmt.Errorf("no file") |
| } |
| ap.currentDir++ |
| newDir := fmt.Sprintf("%s/%d/%s", ap.baseDir, ap.currentDir, suffix) |
| os.MkdirAll(newDir, 0755) |
| file := newDir + "/exec" |
| if IsZip(*buf) { |
| jar := os.Getenv("OW_SAVE_JAR") |
| if jar != "" { |
| jarFile := newDir + "/" + jar |
| Debug("Extract Action, checking if it is a jar first") |
| return jarFile, UnzipOrSaveJar(*buf, newDir, jarFile) |
| } |
| Debug("Extract Action, assuming a zip") |
| return file, Unzip(*buf, newDir) |
| } |
| return file, ioutil.WriteFile(file, *buf, 0755) |
| } |