func (self *ACRServer) Loop() {
conn_in := make(chan net.Conn)
go acceptConnections(conn_in, self.listener)
for {
// handle connections or server CMDs (currently one CMD)
select {
case c := <-conn_in:
rpc.ServeConn(c)
runtime.GC()
case cmd := <-self.cmd_in:
switch cmd {
case ACR_CLOSE:
return
}
case sig := <-signal.Incoming:
usig, ok := sig.(signal.UnixSignal)
if !ok {
break
}
if usig == signal.SIGINT || usig == signal.SIGTERM {
return
}
}
}
}
func test_rpc() {
fmt.Println("Testing rpc with TimeService...")
cli, srv := net.Pipe()
go rpc.ServeConn(srv)
client := rpc.NewClient(cli)
defer client.Close()
// Synchronous calls
args := &Args{"GMT"}
reply := new(Reply)
for i := 0; i < 10; i++ {
err := client.Call("TimeService.GetTime", args, reply)
if err != nil {
fmt.Errorf("TimeService.GetTime: expected no error but got string %q", err.String())
}
fmt.Printf("time:%s\n rpc.counter:%d\n", reply.Time, reply.Counter)
}
}
func (s *Server) Loop() {
conn_in := make(chan net.Conn)
go acceptConnections(conn_in, s.listener)
for {
// handle connections or server CMDs (currently one CMD)
select {
case c := <-conn_in:
rpc.ServeConn(c)
runtime.GC()
case cmd := <-s.cmd_in:
switch cmd {
case SERVER_CLOSE:
return
}
case sig := <-signal.Incoming:
if IsTerminationSignal(sig) {
return
}
}
}
}
func main() {
flag.Parse()
if *logFile == "stderr" {
log.SetOutput(os.Stderr)
} else {
logger, err := os.Open(*logFile, os.O_WRONLY|os.O_CREATE, 0640)
if err != nil {
log.SetOutput(os.Stderr)
log.Exit(err)
}
log.SetOutput(logger)
}
if *displayHelp {
flag.PrintDefaults()
return
}
userMap = make(map[string]*Auth)
err := loadUsersFromFile()
if err != nil {
log.Exit("Error reading config file. Have you created it?\nCaused By: ", err)
}
var t *LunchTracker
if *dataFile != "" {
stat, err := os.Stat(*dataFile)
if err != nil {
panic(err)
}
if stat.IsRegular() {
file, ferr := os.Open(*dataFile, os.O_RDONLY, 0600)
if ferr != nil {
panic(ferr)
}
t = oldPollChan(file)
}
} else {
t = newPollChan()
}
*dataFile = "poll.gob"
rpc.Register(t)
l, e := net.Listen("tcp", ":"+strconv.Uitoa(*port))
if e != nil {
log.Exit("listen error:", e)
}
for {
conn, err := l.Accept()
if err != nil {
log.Println("Failed to accept client", err)
} else {
go func() {
defer func() {
if x := recover(); x != nil {
log.Println("Fatal Exception", x)
}
}()
rpc.ServeConn(conn)
}()
}
}
}
