Examples with DefaultOperationHandler com.aws.greengrass.ipc.common.DefaultOperationHandler used on opensource projects

Example 1 with DefaultOperationHandler

use of com.aws.greengrass.ipc.common.DefaultOperationHandler in project aws-greengrass-nucleus by aws-greengrass.

the class IPCEventStreamService method startup.

@SuppressWarnings({ "PMD.AvoidCatchingGenericException", "PMD.ExceptionAsFlowControl" })
@Override
public void startup() {
    Path rootPath = kernel.getNucleusPaths().rootPath();
    try {
        greengrassCoreIPCService.getAllOperations().forEach(operation -> greengrassCoreIPCService.setOperationHandler(operation, (context) -> new DefaultOperationHandler(GreengrassCoreIPCServiceModel.getInstance().getOperationModelContext(operation), context)));
        greengrassCoreIPCService.setAuthenticationHandler((List<Header> headers, byte[] bytes) -> ipcAuthenticationHandler(bytes));
        greengrassCoreIPCService.setAuthorizationHandler(this::ipcAuthorizationHandler);
        socketOptions = new SocketOptions();
        socketOptions.connectTimeoutMs = 3000;
        socketOptions.domain = SocketOptions.SocketDomain.LOCAL;
        socketOptions.type = SocketOptions.SocketType.STREAM;
        eventLoopGroup = new EventLoopGroup(1);
        Topic kernelUri = config.getRoot().lookup(SETENV_CONFIG_NAMESPACE, NUCLEUS_DOMAIN_SOCKET_FILEPATH);
        kernelUri.withValue(Platform.getInstance().prepareIpcFilepath(rootPath));
        Topic kernelRelativeUri = config.getRoot().lookup(SETENV_CONFIG_NAMESPACE, NUCLEUS_DOMAIN_SOCKET_FILEPATH_FOR_COMPONENT);
        kernelRelativeUri.withValue(Platform.getInstance().prepareIpcFilepathForComponent(rootPath));
        // For domain sockets:
        // 1. Port number is ignored. RpcServer does not accept a null value so we are using a default value.
        // 2. The hostname parameter expects the socket filepath
        rpcServer = new RpcServer(eventLoopGroup, socketOptions, null, Platform.getInstance().prepareIpcFilepathForRpcServer(rootPath), DEFAULT_PORT_NUMBER, greengrassCoreIPCService);
        rpcServer.runServer();
    } catch (RuntimeException e) {
        // Make sure to cleanup anything we created since we don't know where exactly we failed
        close();
        throw e;
    }
    logger.debug("Set IPC permissions");
    Platform.getInstance().setIpcFilePermissions(rootPath);
}