78 lines
1.8 KiB
Go
78 lines
1.8 KiB
Go
/*
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Copyright 2018 the Heptio Ark contributors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package main
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import (
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"fmt"
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"io/ioutil"
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"os"
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"path/filepath"
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"time"
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)
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func main() {
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if len(os.Args) != 2 {
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fmt.Fprintln(os.Stderr, "ERROR: exactly one argument must be provided, the restore's UID")
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os.Exit(1)
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}
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ticker := time.NewTicker(time.Second)
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defer ticker.Stop()
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for {
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select {
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case <-ticker.C:
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if done() {
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fmt.Println("All restic restores are done")
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return
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}
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}
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}
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}
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// done returns true if for each directory under /restores, a file exists
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// within the .ark/ subdirectory whose name is equal to os.Args[1], or
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// false otherwise
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func done() bool {
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children, err := ioutil.ReadDir("/restores")
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if err != nil {
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fmt.Fprintf(os.Stderr, "ERROR reading /restores directory: %s\n", err)
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return false
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}
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for _, child := range children {
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if !child.IsDir() {
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fmt.Printf("%s is not a directory, skipping.\n", child.Name())
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continue
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}
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doneFile := filepath.Join("/restores", child.Name(), ".ark", os.Args[1])
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if _, err := os.Stat(doneFile); os.IsNotExist(err) {
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fmt.Printf("Not found: %s\n", doneFile)
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return false
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} else if err != nil {
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fmt.Fprintf(os.Stderr, "ERROR looking for %s: %s\n", doneFile, err)
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return false
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}
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fmt.Printf("Found %s", doneFile)
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}
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return true
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}
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