コード例 #1
0
ファイル: client.go プロジェクト: thomasf/alkasir
// Init does precondition check if the application can/should be started.
// Init will return an error message with reason for exit printed.
func Run() {
	if debugEnabled {
		log.Println("ALKASIR_DEBUG ENABLED!")
		err := os.Setenv("ALKASIR_DEBUG", "1")
		if err != nil {
			log.Fatal(err)
		}
	}
	if hotEnabled {
		log.Println("ALKASIR_HOT ENABLED!")
		err := os.Setenv("ALKASIR_HOT", "1")
		if err != nil {
			log.Fatal(err)
		}
	}

	// the darwin systray does not exit the main loop
	if runtime.GOOS != "darwin" {
		uiRunning.Add(1)
	}

	err := ui.Run(func() {
		Atexit(ui.Done)

		// start the getpublic ip updater.
		go func() {
			_ = shared.GetPublicIPAddr()
		}()

		if debugEnabled {
			go func() {
				err := http.ListenAndServe(
					fmt.Sprintf("localhost:%d", debugPort), nil)
				if err != nil {
					panic(err)
				}
			}()
		}

		// wipe user data
		if wipeData {
			settingsdir := clientconfig.ConfigPath()
			if settingsdir == "" {
				log.Println("[wipe] Configdir not set")
				os.Exit(1)
			}
			settingsfile := clientconfig.ConfigPath("settings.json")
			if _, err := os.Stat(settingsfile); os.IsNotExist(err) {
				log.Println("[wipe] No settings.json in configdir, will NOT wipe data")
				os.Exit(1)
			}
			log.Println("Wiping all user data")
			if err := os.RemoveAll(settingsdir); err != nil {
				log.Println(err)
			}
		}

		// Prepare logging
		logdir := clientconfig.ConfigPath("log")
		err := os.MkdirAll(logdir, 0775)
		if err != nil {
			log.Println("Could not create logging directory")
			os.Exit(1)
		}
		err = flag.Set("log_dir", logdir)
		if err != nil {
			panic(err)
		}
		lg.SetSrcHighlight("alkasir/cmd", "alkasir/pkg")
		lg.CopyStandardLogTo("INFO")

		// Start init
		if VERSION != "" {
			lg.Infoln("Alkasir v" + VERSION)
		} else {
			lg.Warningln("Alkasir dev version (VERSION not set)")
		}

		lg.V(1).Info("Log v-level:", lg.Verbosity())
		_, err = clientconfig.Read()
		if err != nil {
			lg.Infoln("Could not read config")
			exit()
		}
		lg.V(30).Infoln("settings", clientconfig.Get().Settings)

		if saveChromeExt {
			err := saveChromeExtension()
			if err != nil {
				lg.Fatal(err)
			}
		}

		{
			configChanged, err := clientconfig.UpgradeConfig()
			if err != nil {
				lg.Fatalln("Could not upgrade config", err)

			}
			clientconfig.Update(func(conf *clientconfig.Config) error {

				if clientAuthKeyFlag != "" {
					lg.Warningln("Overriding generated authKey with", clientAuthKeyFlag)
					conf.Settings.Local.ClientAuthKey = clientAuthKeyFlag
					configChanged = true
				}

				if bindAddrFlag != "" {
					lg.Warningln("Overriding configured bindAddr with", bindAddrFlag)
					conf.Settings.Local.ClientBindAddr = bindAddrFlag
					configChanged = true
				}

				if centralAddrFlag != "" {
					lg.Warningln("Overriding central server addr with", centralAddrFlag)
					conf.Settings.Local.CentralAddr = centralAddrFlag
					configChanged = true
				}

				return nil
			})

			if configChanged {
				if err := clientconfig.Write(); err != nil {
					lg.Warning(err)
				}
			}

		}
		conf := clientconfig.Get()
		loadTranslations(LanguageOptions...)
		if err := ui.Language(conf.Settings.Local.Language); err != nil {
			lg.Warningln(err)
		}

		go func() {
			select {
			case <-sigIntC:
				exit()
			case <-ui.Actions.Quit:
				exit()
			}
		}()

		for _, e := range []error{
			mime.AddExtensionType(".json", "application/json"),
			mime.AddExtensionType(".js", "application/javascript"),
			mime.AddExtensionType(".css", "text/css"),
			mime.AddExtensionType(".md", "text/plain"),
		} {
			if e != nil {
				lg.Warning(e)
			}
		}

		err = startInternalHTTPServer(conf.Settings.Local.ClientAuthKey)
		if err != nil {
			lg.Fatal("could not start internal http services")
		}

		// Connect the default transport
		service.UpdateConnections(conf.Settings.Connections)
		service.UpdateTransports(conf.Settings.Transports)
		go service.StartConnectionManager(conf.Settings.Local.ClientAuthKey)

		// TODO: async
		pac.UpdateDirectList(conf.DirectHosts.Hosts)
		pac.UpdateBlockedList(conf.BlockedHostsCentral.Hosts, conf.BlockedHosts.Hosts)
		lastBlocklistChange = time.Now()

		go StartBlocklistUpgrader()
		if upgradeDiffsBaseURL != "" {
			lg.V(19).Infoln("upgradeDiffsBaseURL is ", upgradeDiffsBaseURL)
			go StartBinaryUpgradeChecker(upgradeDiffsBaseURL)
		} else {
			lg.Warningln("empty upgradeDiffsBaseURL, disabling upgrade checks")
		}

		lg.V(5).Info("Alkasir has started")

	})
	// the darwin systray does not exit the main loop
	if runtime.GOOS != "darwin" {
		uiRunning.Done()
	}

	lg.Infoln("ui.Run ended")
	if err != nil {
		log.Println("client.Run error:", err)
	}
}
コード例 #2
0
ファイル: api.go プロジェクト: gitter-badger/alkasir
// SubmitSuggestion initiates the comminication with Central for a Submission
// session.
func SubmitSuggestion(w rest.ResponseWriter, r *rest.Request) {

	// // TODO This is the response that must be forwarded from central/api and parsed by client and passed on to the browser.
	// apiutils.WriteRestError(w,
	// 	apierrors.NewInvalid("object", "suggestion",
	// 		fielderrors.ValidationErrorList{
	// 			fielderrors.NewFieldValueNotSupported("URL", "...", []string{})}))
	// return

	ID := r.PathParam("id")
	suggestion, ok := client.GetSuggestion(ID)
	if !ok {
		apiutils.WriteRestError(w, apierrors.NewNotFound("suggestion", ID))
		return
	}
	wanip := shared.GetPublicIPAddr()
	if wanip == nil {
		lg.Warning("could not resolve public ip addr")
	}

	conf := clientconfig.Get()
	restclient, err := NewRestClient()
	if err != nil {
		apiutils.WriteRestError(w, apierrors.NewInternalError(err))
		return
	}

	tokenResp, err := suggestion.RequestToken(
		restclient, wanip, conf.Settings.Local.CountryCode)
	if err != nil {
		if apiutils.IsNetError(err) {
			apiutils.WriteRestError(w, apierrors.NewServerTimeout("alkasir-central", "request-submission-token", 0))
		} else {
			apiutils.WriteRestError(w, apierrors.NewInternalError(err))
		}
		return
	}
	n, err := suggestion.SendSamples(restclient)
	if err != nil {
		lg.Warningln("error sending samples", err.Error())
	}

	lg.V(5).Infoln("sent ", n)
	// FIXME PRESENTATION: just add the url locally
	u, err := url.Parse(suggestion.URL)
	if err != nil {
		lg.Errorln(err)
	} else {
		err := clientconfig.Update(func(conf *clientconfig.Config) error {
			conf.BlockedHosts.Add(u.Host)
			lastBlocklistChange = time.Now()

			pac.UpdateBlockedList(conf.BlockedHostsCentral.Hosts,
				conf.BlockedHosts.Hosts)
			return nil
		})
		if err != nil {
			lg.Errorln(err)
		}
	}
	w.WriteJson(tokenResp)
}
コード例 #3
0
ファイル: api.go プロジェクト: thomasf/alkasir
// SubmitSuggestion initiates the comminication with Central for a Submission
// session.
func SubmitSuggestion(w rest.ResponseWriter, r *rest.Request) {

	// // TODO This is the response that must be forwarded from central/api and parsed by client and passed on to the browser.
	// apiutils.WriteRestError(w,
	// 	apierrors.NewInvalid("object", "suggestion",
	// 		fielderrors.ValidationErrorList{
	// 			fielderrors.NewFieldValueNotSupported("URL", "...", []string{})}))
	// return

	ID := r.PathParam("id")
	suggestion, ok := client.GetSuggestion(ID)
	if !ok {
		apiutils.WriteRestError(w, apierrors.NewNotFound("suggestion", ID))
		return
	}
	wanip := shared.GetPublicIPAddr()
	if wanip == nil {
		lg.Warning("could not resolve public ip addr")
	}

	conf := clientconfig.Get()
	restclient, err := NewRestClient()
	if err != nil {
		apiutils.WriteRestError(w, apierrors.NewInternalError(err))
		return
	}

	tokenResp, err := suggestion.RequestToken(
		restclient, wanip, conf.Settings.Local.CountryCode)
	if err != nil {
		if apiutils.IsNetError(err) {
			apiutils.WriteRestError(w, apierrors.NewServerTimeout("alkasir-central", "request-submission-token", 0))
		} else {
			apiutils.WriteRestError(w, apierrors.NewInternalError(err))
		}
		return
	}
	n, err := suggestion.SendSamples(restclient)
	if err != nil {
		lg.Warningln("error sending samples", err.Error())
	}
	lg.V(5).Infof("sent %d samples", n)

	// continue sending samples if future measuremetns are expected to come
	prepared, err := suggestion.Prepared()
	if err != nil {
		lg.Errorln(err)
	} else if !prepared {
		lg.V(5).Infof("all samples not collected, will try to send the rest when they are done")
		go func(s client.Suggestion) {
			start := time.Now()
			t := time.NewTicker(30 * time.Second)
			defer t.Stop()

		submitSamples:
			for range t.C {
				if time.Now().After(start.Add(15 * time.Minute)) {
					lg.Errorln("Stopping trying to send additional samples")
					return
				}

				prepared, err := suggestion.Prepared()
				if err != nil {
					lg.Errorln(err)
					return
				}
				if prepared {
					restclient, err := NewRestClient()
					if err != nil {
						continue submitSamples
					}
					n, err := suggestion.SendSamples(restclient)
					lg.V(5).Infof("sent %d samples", n)
					if err != nil {
						lg.Warningln("error sending samples", err.Error())
						continue submitSamples
					}
					return
				}
			}
		}(suggestion)
	}

	u, err := url.Parse(suggestion.URL)
	if err != nil {
		lg.Errorln(err)
	} else {
		err := clientconfig.Update(func(conf *clientconfig.Config) error {
			conf.BlockedHosts.Add(u.Host)
			lastBlocklistChange = time.Now()

			pac.UpdateBlockedList(conf.BlockedHostsCentral.Hosts,
				conf.BlockedHosts.Hosts)
			return nil
		})
		if err != nil {
			lg.Errorln(err)
		}
	}
	w.WriteJson(tokenResp)
}
コード例 #4
0
func upgradeBlockList() error {

	conf := clientconfig.Get()
	restclient, err := NewRestClient()
	if err != nil {
		return err
	}
	// a new update ID is sent every week
	var updateID string
	savedID := conf.Settings.LastID
	_, week := time.Now().ISOWeek()
	nowID := (week % 3) + 1
	if nowID != savedID {
		id, err := uuid.NewV4()
		if err != nil {
			lg.Errorln("could not generate client id", err)
		} else {
			if savedID == 0 {
				updateID = (fmt.Sprintf("%d:%s", savedID, id.String()))
			} else {
				updateID = id.String()
			}
		}
	}

	if updateID != "" {
		lg.Infoln("sending UpdateID", updateID)
	}
	req := shared.UpdateHostlistRequest{
		ClientAddr:    getPublicIPAddr(),
		UpdateID:      updateID,
		ClientVersion: VERSION,
	}
	resp, err := restclient.UpdateHostlist(req)
	if err != nil {
		return err
	}
	if nowID != savedID {
		err := clientconfig.Update(func(conf *clientconfig.Config) error {
			conf.Settings.LastID = nowID

			return nil
		})

		if err != nil {
			lg.Errorln(err)
		}
		err = clientconfig.Write()
		if err != nil {
			return err
		}

	}

	newHosts := resp.Hosts
	prevHosts := conf.BlockedHostsCentral.Hosts

	sort.Strings(newHosts)
	sort.Strings(prevHosts)

	if !reflect.DeepEqual(newHosts, prevHosts) {
		err := clientconfig.Update(func(conf *clientconfig.Config) error {
			lg.V(2).Infoln("hosts list updated and changed")
			conf.BlockedHostsCentral.Hosts = newHosts
			pac.UpdateBlockedList(conf.BlockedHostsCentral.Hosts, conf.BlockedHosts.Hosts)
			return nil
		})
		if err != nil {
			lg.Errorln(err)
		}

	}
	return nil
}