59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package main
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import (
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"log"
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"github.com/fsnotify/fsnotify"
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)
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// WatchPath establishes a watch on the provided path
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func WatchPath(path string) {
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/*
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29044 2016-09-21 12:40:21 cd x
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29045 2016-09-21 12:40:25 touch file
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29046 2016-09-21 12:40:39 rm file
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29047 2016-09-21 12:40:42 touch file
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29048 2016-09-21 12:40:50 echo farts > file
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29049 2016-09-21 12:40:57 rm file
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produces:
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$ ./sync_pass x
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2016/09/21 12:40:25 event: "x/file": CREATE
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2016/09/21 12:40:25 event: "x/file": CHMOD
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2016/09/21 12:40:39 event: "x/file": REMOVE
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2016/09/21 12:40:42 event: "x/file": CREATE
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2016/09/21 12:40:42 event: "x/file": CHMOD
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2016/09/21 12:40:50 event: "x/file": WRITE
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2016/09/21 12:40:50 modified file: x/file
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2016/09/21 12:40:50 event: "x/file": WRITE
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2016/09/21 12:40:50 modified file: x/file
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2016/09/21 12:40:57 event: "x/file": REMOVE
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*/
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watcher, err := fsnotify.NewWatcher()
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if err != nil {
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log.Fatal(err)
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}
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defer watcher.Close()
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done := make(chan bool)
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go func() {
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for {
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select {
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case event := <-watcher.Events:
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log.Println("event:", event)
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if event.Op&fsnotify.Write == fsnotify.Write {
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log.Println("modified file:", event.Name)
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}
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case err := <-watcher.Errors:
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log.Println("error:", err)
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}
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}
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}()
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err = watcher.Add(path)
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if err != nil {
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log.Fatal(err)
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}
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<-done
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}
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