func (s *Server) SetMinLevel(w http.ResponseWriter, r *http.Request) {
body, err := ioutil.ReadAll(r.Body)
if err != nil {
w.WriteHeader(http.StatusBadRequest)
return
}
var level lager.LogLevel
switch logger.LogLevel(string(body)) {
case logger.LogLevelDebug:
level = lager.DEBUG
case logger.LogLevelInfo:
level = lager.INFO
case logger.LogLevelError:
level = lager.ERROR
case logger.LogLevelFatal:
level = lager.FATAL
default:
w.WriteHeader(http.StatusBadRequest)
return
}
s.sink.SetMinLevel(level)
}
func main() {
if version == "" {
version = "dev"
}
if len(os.Args) > 1 {
arg := os.Args[1]
if arg == "version" || arg == "-v" || arg == "--version" {
fmt.Printf("%s\n", version)
os.Exit(0)
}
}
flag.Parse()
logger, sink, err := logger.InitializeLogger(logger.LogLevel(*logLevel))
if err != nil {
fmt.Printf("Failed to initialize logger\n")
panic(err)
}
logger.Info("garagepi starting", lager.Data{"version": version})
logger.Debug("flags", lager.Data{
"enableHTTP": enableHTTP,
"enableHTTPS": enableHTTPS,
"forceHTTPS": forceHTTPS,
})
if !(*enableHTTP || *enableHTTPS) {
logger.Fatal("exiting", fmt.Errorf("at least one of enableHTTP and enableHTTPS must be true"))
}
if *enableHTTPS {
if *keyFile == "" {
logger.Fatal("exiting", fmt.Errorf("keyFile must be provided if enableHTTPS is true"))
}
if *certFile == "" {
logger.Fatal("exiting", fmt.Errorf("certFile must be provided if enableHTTPS is true"))
}
}
if *forceHTTPS && !(*enableHTTP && *enableHTTPS) {
logger.Fatal("exiting", fmt.Errorf("enableHTTP must be enabled if forceHTTPS is true"))
}
if !*dev && (*username == "" || *password == "") {
logger.Fatal("exiting", fmt.Errorf("must specify -username and -password or turn on dev mode"))
}
var tlsConfig *tls.Config
if *keyFile != "" && *certFile != "" {
var err error
tlsConfig, err = createTLSConfig(*keyFile, *certFile)
if err != nil {
logger.Fatal("exiting. Failed to create tlsConfig", err)
}
}
cookieHandler := securecookie.New(
securecookie.GenerateRandomKey(64),
securecookie.GenerateRandomKey(32),
)
templates, err := filesystem.LoadTemplates()
if err != nil {
logger.Fatal("exiting", err)
}
osHelper := gpos.NewOSHelper(logger)
loginHandler := login.NewHandler(
logger,
templates,
cookieHandler,
*cookieMaxAge,
)
webcamURL := fmt.Sprintf("%s:%d", *webcamHost, *webcamPort)
wh := webcam.NewHandler(
logger,
webcamURL,
)
gpio := gpio.NewGpio(osHelper, logger)
lh := light.NewHandler(
logger,
gpio,
*gpioLightPin,
)
hh := homepage.NewHandler(
logger,
templates,
lh,
loginHandler,
)
dh := door.NewHandler(
logger,
osHelper,
gpio,
*gpioDoorPin)
loglevelHandler := loglevel.NewServer(
logger,
sink,
)
staticFileServer := http.FileServer(static.FS(false))
rtr := mux.NewRouter()
rtr.PathPrefix("/static/").Handler(staticFileServer)
rtr.HandleFunc("/", hh.Handle).Methods("GET")
rtr.HandleFunc("/webcam", wh.Handle).Methods("GET")
s := rtr.PathPrefix("/api/v1").Subrouter()
s.HandleFunc("/toggle", dh.HandleToggle).Methods("POST")
s.HandleFunc("/light", lh.HandleGet).Methods("GET")
s.HandleFunc("/light", lh.HandleSet).Methods("POST")
s.HandleFunc("/loglevel", loglevelHandler.GetMinLevel).Methods("GET")
s.HandleFunc("/loglevel", loglevelHandler.SetMinLevel).Methods("POST")
rtr.HandleFunc("/login", loginHandler.LoginGET).Methods("GET")
rtr.HandleFunc("/login", loginHandler.LoginPOST).Methods("POST")
rtr.HandleFunc("/logout", loginHandler.LogoutPOST).Methods("POST")
members := grouper.Members{}
if *enableHTTPS {
forceHTTPS := false
httpsRunner := NewWebRunner(
*httpsPort,
logger,
rtr,
tlsConfig,
forceHTTPS,
*redirectPort,
*username,
*password,
cookieHandler,
)
members = append(members, grouper.Member{
Name: "https",
Runner: httpsRunner,
})
}
if *enableHTTP {
var tlsConfig *tls.Config // nil
httpRunner := NewWebRunner(
*httpPort,
logger,
rtr,
tlsConfig,
*forceHTTPS,
*redirectPort,
*username,
*password,
cookieHandler,
)
members = append(members, grouper.Member{
Name: "http",
Runner: httpRunner,
})
}
group := grouper.NewParallel(os.Kill, members)
process := ifrit.Invoke(group)
if *pidFile != "" {
pid := os.Getpid()
err = ioutil.WriteFile(*pidFile, []byte(strconv.Itoa(os.Getpid())), 0644)
if err != nil {
logger.Fatal("Failed to write pid file", err, lager.Data{
"pid": pid,
"pidFile": *pidFile,
})
}
}
logger.Info("garagepi started")
err = <-process.Wait()
if err != nil {
logger.Error("Error running garagepi", err)
}
}