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package main
import (
"github.com/fsnotify/fsnotify"
"log"
"os"
"fmt"
)
// parse a request file and return a SCORSHmessage
func parse_request(fname string) (SCORSHmsg, error) {
var ret SCORSHmsg
_, err := os.Open(fname)
if err != nil {
log.Printf("Unable to open file: %s\n", fname)
return ret, SCORSHErr(SCORSH_ERR_NO_FILE)
}
return ret, nil
}
func spooler(watcher *fsnotify.Watcher, worker chan SCORSHmsg) {
for {
select {
case event := <-watcher.Events:
if event.Op == fsnotify.Create {
msg, err := parse_request(event.Name)
if err != nil {
log.Printf("Invalid packet received. [%s]\n", err)
}
worker <- msg
}
case err := <-watcher.Errors:
log.Println("error:", err)
}
}
}
func StartSpooler(master *SCORSHmaster) error {
watcher, err := fsnotify.NewWatcher()
if err != nil {
return fmt.Errorf("Error creating watcher: %s\n", err)
}
err = watcher.Add(master.Spooldir)
if err != nil {
return fmt.Errorf("Error adding folder: %s\n", err)
}
go spooler(watcher, master.Spooler)
return nil
}
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