コード例 #1
0
ファイル: jni.go プロジェクト: vanadium/go.jni
//export Java_io_v_v23_security_VSecurity_nativeCreateAuthorizer
func Java_io_v_v23_security_VSecurity_nativeCreateAuthorizer(jenv *C.JNIEnv, jVSecurityClass C.jclass, kind C.jint, jKey C.jobject) C.jobject {
	env := jutil.Env(uintptr(unsafe.Pointer(jenv)))
	var auth security.Authorizer
	switch kind {
	case 0:
		auth = security.AllowEveryone()
	case 1:
		auth = security.EndpointAuthorizer()
	case 2:
		auth = security.DefaultAuthorizer()
	case 3:
		key, err := GoPublicKey(env, jutil.Object(uintptr(unsafe.Pointer(jKey))))
		if err != nil {
			jutil.JThrowV(env, err)
			return nil
		}
		auth = security.PublicKeyAuthorizer(key)
	default:
		return nil
	}
	ref := jutil.GoNewRef(&auth) // Un-refed when the Java PermissionsAuthorizer is finalized
	jAuthorizer, err := jutil.NewObject(env, jutil.Class(uintptr(unsafe.Pointer(jPermissionsAuthorizerClass))), []jutil.Sign{jutil.LongSign}, int64(ref))
	if err != nil {
		jutil.GoDecRef(ref)
		jutil.JThrowV(env, err)
		return nil
	}
	return C.jobject(unsafe.Pointer(jAuthorizer))
}
コード例 #2
0
ファイル: starter.go プロジェクト: vanadium/physical-lock
func startLockServer(ctx *context.T, configDir string) (func(), error) {
	blessings, _ := v23.GetPrincipal(ctx).BlessingStore().Default()
	lockNhSuffix := fmt.Sprint(blessings)
	// Start a local mounttable where the lock server would be
	// mounted, and make this mounttable visible in the local
	// neighborhood.
	mtName, stopMT, err := locklib.StartMounttable(ctx, configDir, locklib.LockNhPrefix+lockNhSuffix)
	if err != nil {
		return nil, err
	}
	ctx, _, err = v23.WithNewNamespace(ctx, mtName)
	if err != nil {
		stopMT()
		return nil, err
	}
	ctx, cancel := context.WithCancel(ctx)
	_, server, err := v23.WithNewServer(ctx, lockObjectName(ctx), newLock(), security.DefaultAuthorizer())
	if err != nil {
		stopMT()
		return nil, err
	}
	stopLock := func() {
		cancel()
		vlog.Infof("Stopping lock server...")
		<-server.Closed()
		vlog.Infof("Stopped lock server...")
		stopMT()
	}
	vlog.Infof("Started lock server\n")
	vlog.Infof("ENDPOINT: %v\n", server.Status().Endpoints[0].Name())
	return stopLock, nil
}
コード例 #3
0
ファイル: main.go プロジェクト: jeffallen/mqtt
func main() {
	ctx, shutdown := v23.Init()
	defer shutdown()

	// Run server
	if *to == "" {
		// We are not the caller, so make the RPC available for the
		// caller to call in on.
		bsrv := ifc.BridgeServer(makeImpl())
		_, server, err := v23.WithNewServer(ctx, *serviceName, bsrv,
			security.DefaultAuthorizer())

		if err != nil {
			ctx.Error("Error serving service: ", err)
			return
		}

		endpoint := server.Status().Endpoints[0]
		fmt.Printf("Listening at: %v\n", endpoint)

		// Wait forever.
		<-signals.ShutdownOnSignals(ctx)
	} else if *to != "" && *from != "" {
		// pipe mode
		ifct := ifcTopics(*topics)
		tmout := options.ChannelTimeout(*timeout)

		leftc := ifc.BridgeClient(*to)
		rightc := ifc.BridgeClient(*from)

		leftcc, err := leftc.Link(ctx, ifct, tmout)
		if err != nil {
			ctx.Error(err)
			return
		}

		rightcc, err := rightc.Link(ctx, ifct, tmout)
		if err != nil {
			ctx.Error(err)
			return
		}

		errCh := make(chan error, 2)

		wg := &sync.WaitGroup{}
		wg.Add(2)
		go linkToLink(leftcc.RecvStream(), rightcc.SendStream(), errCh, wg)
		go linkToLink(rightcc.RecvStream(), leftcc.SendStream(), errCh, wg)
		wg.Wait()
		select {
		case err := <-errCh:
			log.Print("pipe error: ", err)
		default:
			// don't block on channel read
		}
	} else {
		cc, mu, err := mqttConnect()
		if err != nil {
			ctx.Error("mqtt connect: ", err)
			return
		}

		bc := ifc.BridgeClient(*to)

		ifct := ifcTopics(*topics)
		bcc, err := bc.Link(ctx, ifct, options.ChannelTimeout(*timeout))
		if err != nil {
			ctx.Error(err)
			return
		}

		done := make(chan error, 2)
		go func() {
			done <- transmitter(ifct, bcc.SendStream(), cc, mu)
			println("send done")
		}()
		go func() {
			done <- receiver(bcc.RecvStream(), cc, mu)
			println("recv done")
		}()
		err = <-done
		log.Print("Stopped with error ", err)

		// Stop sender by closing cc.Incoming
		cc.Disconnect()
	}
}