package main import ( "encoding/json" "fmt" "log" "net" "os" "strings" ) // main Simple main function for the udev callback executable, registered with the udev service. func main() { udev_logdir := "/var/log/backive" udev_logname := "/var/log/backive/udev.log" if _, err := os.Stat(udev_logdir); err == nil { //ignore } else if os.IsNotExist(err) { os.MkdirAll(udev_logdir, 0755) } f, err := os.OpenFile(udev_logname, os.O_APPEND|os.O_CREATE|os.O_RDWR, 0666) if err != nil { fmt.Println("Error creating logfile!") panic("no logfile no info") } defer f.Close() log.SetOutput(f) env := map[string]string{} for _, e := range os.Environ() { pair := strings.SplitN(e, "=", 2) env[pair[0]] = pair[1] log.Println(e) } c, err := net.Dial("unix", "/var/local/backive/backive.sock") if err != nil { log.Fatalln("Could not instantiate unix socket. Aborting") } jsonstr, err := json.Marshal(env) if err != nil { log.Fatalln("Could not convert to json. Aborting") } c.Write(jsonstr) defer c.Close() log.Printf("Sent %d bytes to unix socket.\n", len(jsonstr)) }