"os"
"flag"
"time"
+ "log/syslog"
+ "log"
)
//~ func StringArrayToByteArray(ss []string) [][]byte {
var (
cmd_port_ string
pub_port_ string
+ door_tty_path_ string
+ use_syslog_ bool
+ syslog_ *log.Logger
)
func usage() {
}
func init() {
- flag.StringVar(&cmd_port_, "cmdport", "tcp://127.0.01:3232", "zmq command socket path")
- flag.StringVar(&pub_port_, "pubport", "pgm://233.252.1.42:4242", "zmq public/listen socket path")
+ 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(&use_syslog_, "syslog", false, "log to syslog local1 facility")
flag.Usage = usage
flag.Parse()
}
func main() {
- args := flag.Args()
- if len(args) < 1 {
- fmt.Fprintf(os.Stderr, "Input file is missing!\n");
- usage()
- os.Exit(1);
- }
-
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(args[0])
+ serial_wr, serial_rd, err := OpenAndHandleSerial(door_tty_path_)
defer close(serial_wr)
if err != nil {
panic(err)
}
+ if use_syslog_ {
+ var logerr error
+ syslog_, logerr = syslog.NewLogger(syslog.LOG_INFO | syslog.LOG_LOCAL1, 0)
+ if logerr != nil { panic(logerr) }
+ syslog_.Print("started")
+ defer syslog_.Print("exiting")
+ }
+
//~ serial_wr <- "f"
//~ firmware_version := <- serial_rd
//~ log.Print("Firmware version:", firmware_version)
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
} else {
+ syslog_.Print("serial device disappeared, exiting")
os.Exit(1)
}
case tv, timeout_notclosed := <- timeout_chan:
cmd_chans.Out() <- [][]byte{[]byte("ERROR"), []byte("No reply from firmware")}
}
case incoming_request, ic_notclosed := <- cmd_chans.In():
- if ! ic_notclosed {os.Exit(2)}
+ if ! ic_notclosed {
+ syslog_.Print("zmq socket died, exiting")
+ os.Exit(2)
+ }
+ if syslog_ != nil { 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
--- /dev/null
+#!/bin/zsh
+export GO386=387
+export CGO_ENABLED=1
+go-linux-386 clean
+#go-linux-386 build
+#strip ${PWD:t}
+go-linux-386 build -ldflags "-s" && rsync -v ${PWD:t} wuzzler.realraum.at:/flash/tuer/
--- /dev/null
+// (c) Bernhard Tittelbach, 2013
+
+package main
+
+import (
+ "log"
+ "regexp"
+ "strconv"
+ "errors"
+ "os"
+ "bufio"
+)
+
+var re_keynickline *regexp.Regexp = regexp.MustCompile("^\\s*([0-9a-fA-F]+)\\s+((?:\\p{Latin}|\\d)+).*")
+
+type KeyNickStore map[uint64]string
+
+func (key_nick_map *KeyNickStore) LoadKeysFile(filename string) error {
+ keysfile, err := os.OpenFile(filename, os.O_RDONLY, 0400) // For read access.
+ defer keysfile.Close()
+ if err != nil {
+ return err
+ }
+
+ //clear map
+ *key_nick_map = make(KeyNickStore)
+
+ linescanner := bufio.NewScanner(keysfile)
+ linescanner.Split(bufio.ScanLines)
+ for linescanner.Scan() {
+ m := re_keynickline.FindStringSubmatch(linescanner.Text())
+ if len(m) > 2 {
+ if kuint, err := strconv.ParseUint(m[1], 16, 64); err == nil {
+ (*key_nick_map)[kuint] = m[2]
+ } else {
+ log.Print("Error converting hex-cardid:",m[0])
+ }
+ }
+ }
+ return nil
+}
+
+func (key_nick_map *KeyNickStore) LookupHexKeyNick( key string ) (string, error) {
+ kuint, err := strconv.ParseUint(key, 16, 64)
+ if err != nil {
+ return "", errors.New("Invalid Hex-Card-Id")
+ }
+ nick, present := (*key_nick_map)[kuint]
+ if present {
+ return nick, nil
+ } else {
+ return "", errors.New("Key Unknown")
+ }
+}
\ No newline at end of file
--- /dev/null
+// (c) Bernhard Tittelbach, 2013
+
+package main
+
+import (
+ "os"
+ "flag"
+ "fmt"
+ //~ "log/syslog"
+ //~ "log"
+)
+
+// ---------- Main Code -------------
+
+var (
+ zmqport_ string
+ door_keys_file_ string
+ use_syslog_ bool
+ start_server_ bool
+ //~ syslog_ *log.Logger
+)
+
+func usage() {
+ fmt.Fprintf(os.Stderr, "Usage: door_nick_lookup_zmq [options] [keyid1 [keyid2 [...]]]\n")
+ flag.PrintDefaults()
+}
+
+func init() {
+ flag.StringVar(&zmqport_, "zmqport", "ipc:///run/tuer/door_keyname.ipc", "zmq socket path")
+ flag.StringVar(&door_keys_file_, "keysfile", "/flash/keys", "door keys file")
+ //~ flag.BoolVar(&use_syslog_, "syslog", false, "log to syslog local2 facility")
+ flag.BoolVar(&start_server_, "server", false, "open 0mq socket and listen to requests")
+ flag.Usage = usage
+ flag.Parse()
+}
+
+func getFileMTime(filename string ) (int64, error) {
+ keysfile, err := os.Open(filename)
+ if err != nil { return 0, err }
+ defer keysfile.Close()
+ stat, err := keysfile.Stat()
+ if err != nil { return 0, err }
+ return stat.ModTime().Unix(), nil
+}
+
+func main() {
+ knstore := new(KeyNickStore)
+ err := knstore.LoadKeysFile(door_keys_file_)
+ if err != nil { panic(err) }
+ door_keys_mtime, err := getFileMTime(door_keys_file_)
+ if err != nil { panic(err) }
+
+ for _, key := range(flag.Args()) {
+ nick, err := knstore.LookupHexKeyNick(key)
+ if err != nil {
+ fmt.Printf("ERROR: %s for key %s\n", err.Error(), key)
+ } else {
+ fmt.Println(key,nick)
+ }
+ }
+
+ if ! start_server_ {
+ os.Exit(0)
+ }
+
+ zmqctx, zmqchans := ZmqsInit(zmqport_)
+ if zmqchans == nil {
+ os.Exit(0)
+ }
+ defer zmqchans.Close()
+ defer zmqctx.Close()
+
+ //~ if use_syslog_ {
+ //~ var logerr error
+ //~ syslog_, logerr = syslog.NewLogger(syslog.LOG_INFO | syslog.LOG_LOCAL2, 0)
+ //~ if logerr != nil { panic(logerr) }
+ //~ syslog_.Print("started")
+ //~ defer syslog_.Print("exiting")
+ //~ }
+
+ for keybytes := range(zmqchans.In()) {
+ current_door_keys_mtime, err := getFileMTime(door_keys_file_)
+ if err == nil && current_door_keys_mtime > door_keys_mtime {
+ door_keys_mtime = current_door_keys_mtime
+ knstore.LoadKeysFile(door_keys_file_)
+ }
+ nick, err := knstore.LookupHexKeyNick(string(keybytes[0]))
+ if err != nil {
+ zmqchans.Out() <- [][]byte{[]byte("ERROR"), []byte(err.Error())}
+ } else {
+ zmqchans.Out() <- [][]byte{[]byte("RESULT"), keybytes[0], []byte(nick)}
+ }
+ }
+}
--- /dev/null
+#!/bin/zsh
+export GO386=387
+export CGO_ENABLED=1
+go-linux-386 clean
+#go-linux-386 build
+#strip ${PWD:t}
+go-linux-386 build -ldflags "-s" && rsync -v ${PWD:t} wuzzler.realraum.at:/flash/tuer/
--- /dev/null
+// (c) Bernhard Tittelbach, 2013
+
+package main
+
+import (
+ zmq "github.com/vaughan0/go-zmq"
+ )
+
+// ---------- ZeroMQ Code -------------
+
+func ZmqsInit(addrport string) (ctx *zmq.Context, chans *zmq.Channels) {
+ var err error
+ ctx, err = zmq.NewContext()
+ if err != nil {
+ panic(err)
+ }
+ //close only on later panic, otherwise leave open:
+ defer func(){ if r:= recover(); r != nil { ctx.Close(); panic(r) } }()
+
+ if len(addrport) > 0 {
+ sock, err := ctx.Socket(zmq.Rep)
+ if err != nil {
+ panic(err)
+ }
+ defer func() { if r:= recover(); r != nil { sock.Close(); panic(r) } }()
+
+ if err = sock.Bind(addrport); err != nil {
+ panic(err)
+ }
+
+ chans = sock.ChannelsBuffer(10)
+ go zmqsHandleError(chans)
+ } else {
+ chans = nil
+ }
+
+ return
+}
+
+func zmqsHandleError(chans *zmq.Channels) {
+ for error := range(chans.Errors()) {
+ chans.Close()
+ panic(error)
+ }
+}
\ No newline at end of file