+++ /dev/null
-// (c) Bernhard Tittelbach, 2013
-
-package main
-
-import (
- "flag"
- "os"
- "time"
-)
-
-//~ func StringArrayToByteArray(ss []string) [][]byte {
-//~ bb := make([][]byte, len(ss))
-//~ for index, s := range(ss) {
-//~ bb[index] = []byte(s)
-//~ }
-//~ return bb
-//~ }
-
-// ---------- Main Code -------------
-
-var (
- cmd_port_ string
- pub_port_ string
- door_tty_path_ string
- enable_syslog_ bool
- enable_debug_ bool
-)
-
-func init() {
- flag.StringVar(&cmd_port_, "cmdport", "ipc:///run/tuer/door_cmd.ipc", "zmq command socket path")
- flag.StringVar(&pub_port_, "pubport", "tcp://*:4242", "zmq public/listen socket path")
- flag.StringVar(&door_tty_path_, "device", "/dev/door", "door tty device path")
- flag.BoolVar(&enable_syslog_, "syslog", false, "enable logging to syslog")
- flag.BoolVar(&enable_debug_, "debug", false, "enable debug output")
- flag.Parse()
-}
-
-func main() {
- if enable_syslog_ {
- LogEnableSyslog()
- }
- if enable_debug_ {
- LogEnableDebuglog()
- }
- Syslog_.Print("started")
- defer Syslog_.Print("exiting")
-
- zmqctx, cmd_chans, pub_chans := ZmqsInit(cmd_port_, pub_port_)
- defer cmd_chans.Close()
- defer pub_chans.Close()
- defer zmqctx.Close()
-
- serial_wr, serial_rd, err := OpenAndHandleSerial(door_tty_path_, 0)
- defer close(serial_wr)
- if err != nil {
- panic(err)
- }
-
- workaround_in_chan := WorkaroundFirmware(serial_wr)
- defer close(workaround_in_chan)
-
- var next_incoming_serial_is_client_reply bool
- timeout_chan := make(chan bool)
- defer close(timeout_chan)
- for {
- select {
- case incoming_ser_line, is_notclosed := <-serial_rd:
- if is_notclosed {
- //~ if Syslog_ != nil { Syslog_.Print(ByteArrayToString(incoming_ser_line)) }
- if Syslog_ != nil {
- Syslog_.Printf("%s", incoming_ser_line)
- }
- if next_incoming_serial_is_client_reply {
- next_incoming_serial_is_client_reply = false
- cmd_chans.Out() <- incoming_ser_line
- }
- pub_chans.Out() <- incoming_ser_line
- workaround_in_chan <- incoming_ser_line
- } else {
- Syslog_.Print("serial device disappeared, exiting")
- os.Exit(1)
- }
- case tv, timeout_notclosed := <-timeout_chan:
- if timeout_notclosed && tv && next_incoming_serial_is_client_reply {
- next_incoming_serial_is_client_reply = false
- cmd_chans.Out() <- [][]byte{[]byte("ERROR"), []byte("No reply from firmware")}
- }
- case incoming_request, ic_notclosed := <-cmd_chans.In():
- if !ic_notclosed {
- Syslog_.Print("zmq socket died, exiting")
- os.Exit(2)
- }
- if string(incoming_request[0]) == "log" {
- if len(incoming_request) < 2 {
- cmd_chans.Out() <- [][]byte{[]byte("ERROR"), []byte("argument missing")}
- continue
- }
- Syslog_.Printf("Log: %s", incoming_request[1:])
- cmd_chans.Out() <- [][]byte{[]byte("Ok")}
- continue
- }
- Syslog_.Printf("%s", incoming_request)
- if err := HandleCommand(incoming_request, serial_wr, serial_rd); err != nil {
- out_msg := [][]byte{[]byte("ERROR"), []byte(err.Error())}
- cmd_chans.Out() <- out_msg
- } else {
- pub_chans.Out() <- incoming_request
- next_incoming_serial_is_client_reply = true
- go func() { time.Sleep(3 * time.Second); timeout_chan <- true }()
- }
- }
- }
-}