废话不多说，直接上官网demo
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package mainimport ( "log" "github.com/fsnotify/fsnotify")func main() { watcher, err := fsnotify.NewWatcher() if err != nil { log.Fatal(err) } defer watcher.Close() done := make(chan bool) go func() { for { select { case event, ok := <-watcher.Events: if !ok { return } log.Println("event:", event) if event.Op&fsnotify.Write == fsnotify.Write { log.Println("modified file:", event.Name) } case err, ok := <-watcher.Errors: if !ok { return } log.Println("error:", err) } } }() err = watcher.Add("/tmp/foo") if err != nil { log.Fatal(err) } <-done} |
代码如下：
如果文件有变动，且10分钟内，没有再次变动，则提交代码
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package main import ( "fmt" _ "fmt" "github.com/fsnotify/fsnotify" "log" "os" "os/exec" "path/filepath" "time") //if the conditions are met, execute the shell scriptfunc execCmd() { cmd := exec.Command("/root/nfs_bak_pro/nfs.git.sh") err := cmd.Run() if err != nil { fmt.Println("Execute Command failed:" + err.Error()) return } fmt.Println("Execute Command finished.")} //handle folder files changed eventfunc watchFiles(watcher *fsnotify.Watcher, ch chan int64) { for { select { case ev := <-watcher.Events: { isNotify := false if ev.Op & fsnotify.Create == fsnotify.Create { log.Println("create : ", ev.Name) isNotify = true file, err := os.Stat(ev.Name) if err == nil && file.IsDir() { watcher.Add(ev.Name) fmt.Println("add watch : ", ev.Name) } } if ev.Op & fsnotify.Remove == fsnotify.Remove { log.Println("delete : ", ev.Name) isNotify = true err := watcher.Remove(ev.Name) fmt.Printf("remove watch: %s, err: %v\n", ev.Name, err) } if ev.Op & fsnotify.Rename == fsnotify.Rename { log.Println("rename : ", ev.Name) if "" != ev.Name { isNotify = true err := watcher.Remove(ev.Name) fmt.Printf("remove watch: %s, err: %v\n", ev.Name, err) } } if isNotify { ch <- time.Now().Unix() } } case err := <-watcher.Errors: { log.Println("watcher error : ", err) return } } }} //if folder event met, execute the shell script after 10minutesfunc watchTime(ch chan int64) { var timer *time.Timer for { select { case <- ch:{ if nil != timer { log.Printf("reset timer") timer.Stop() } timer = time.NewTimer(10 * 60 * time.Second) go func() { <-timer.C execCmd() }() } } }} //watch the folder and sub foldersfunc WatchDir(watcher *fsnotify.Watcher, dir string) { filepath.Walk(dir, func(path string, info os.FileInfo, err error) error { if info.IsDir() { path, err := filepath.Abs(path) if err != nil { return err } err = watcher.Add(path) if err != nil { return err } } return nil })} func main() { notifyCh := make(chan int64) watcher, err := fsnotify.NewWatcher() if err != nil { log.Fatal(err) } defer watcher.Close() WatchDir(watcher, "/data/nfs") go watchFiles(watcher, notifyCh) go watchTime(notifyCh) select {}} |
shell 脚本如下
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#!/bin/bash cd /root/nfs_bak_pro/nfs.gitlog_file=/root/nfs_bak_pro/nfs_git_`date +"%Y%m%d"`.log git add --all . >> $log_filegit commit -a -m "`date +"%Y-%m-%d %H:%M:%S"`" >> $log_filegit push origin master >> $log_file |
以上为个人经验，希望能给大家一个参考，也希望大家多多支持服务器之家。如有错误或未考虑完全的地方，望不吝赐教。
原文链接：https://blog.csdn.net/weixin_39998006/article/details/106854551
