func main() {
flag.Parse()
err := os.Chdir(*dataFolder)
if err != nil {
cmdln.PrintStatus(-1, err.Error())
os.Exit(1)
}
generateBinHash()
cmdline, exit := cmdln.NewCommandline("RES > ")
cmdline.PopulateDefaults()
cmdline.AddCommand("hash", "access binary-hash functions", hashFunction)
go cmdline.ListenAndServe()
/*
exit := make(chan bool)
cmds := cmdln.NewCommandMap()
cmds.AddCommand("hash", "access binary-hash functions", hashFunction)
cmdline := cmdln.New(cmdln.PROMPT, cmds, exit)
cmdline.SetPrompt("RES >")
cmdline.PopulateDefaults()
go cmdline.ListenAndServe()
*/
go listenWithBreak(supplyHash, exit)
select {
case <-exit:
}
}
func generateBinHash() {
bytes, err := fileToByteSlice(*binFileName)
if err != nil {
cmdln.PrintStatus(cmdln.ERROR, err.Error())
os.Exit(1)
}
binHash = hash(bytes)
}
func cd(folder *string) error {
err := os.Chdir(*folder)
if err != nil {
os.Mkdir(*folder, os.ModePerm)
cmdln.PrintStatus(cmdln.FAULT, "Attempting to create "+*folder)
return os.Chdir(*folder)
}
return nil
}
func listenWithBreak(handleFn func(net.Conn), brk chan bool) {
addr, err := net.ResolveTCPAddr("tcp", *remoteAddr)
if err != nil {
cmdln.PrintStatus(cmdln.ERROR, err.Error())
brk <- true
}
ln, err := net.ListenTCP("tcp", addr)
if err != nil {
cmdln.PrintStatus(cmdln.ERROR, err.Error())
brk <- true
}
for {
conn, err := ln.AcceptTCP()
if err != nil {
// handle error
continue
}
hashRequests++
go handleFn(conn)
}
}
func main() {
flag.Parse()
fmt.Println(NAME)
fmt.Printf("Version: %s\n", VERSION)
err := cd(dataFolder)
if err != nil {
cmdln.PrintStatus(cmdln.ERROR, err.Error())
return
}
cmdln.PrintStatus(cmdln.SUCCESS, "~/.metaparticle found.")
conf, err := getConfMap(*confName)
if err != nil {
cmdln.PrintStatus(cmdln.ERROR, err.Error())
return
}
different, err := updateExists(conf["host"], conf["bin"])
if err != nil {
cmdln.PrintStatus(cmdln.ERROR, err.Error())
return
}
if different {
cmdln.PrintStatus(cmdln.FAULT, "New version available.")
if !cmdln.AskYN("Do you want to download the latest version now?") {
cmdln.PrintStatus(cmdln.ERROR, "To play, you must have the latest version.")
return
}
err := updateFile(conf["host"], conf["bin"])
if err != nil {
cmdln.PrintStatus(cmdln.ERROR, err.Error())
return
}
}
cmdln.PrintStatus(cmdln.SUCCESS, conf["bin"]+" is up to date.")
cmd := exec.Command(conf["bin"])
cmd.Run()
}
func printHashReqs() {
cmdln.PrintStatus(hashRequests, fmt.Sprintf("So far %d requests.", hashRequests))
}