Example usage for io.netty.buffer Unpooled copiedBuffer

List of usage examples for io.netty.buffer Unpooled copiedBuffer

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Introduction

In this page you can find the example usage for io.netty.buffer Unpooled copiedBuffer.

Prototype

private static ByteBuf copiedBuffer(CharBuffer buffer, Charset charset)

Source Link

Usage

From source file:com.xx_dev.apn.proxy.ApnProxyPreHandler.java

License:Apache License

private boolean preCheck(ChannelHandlerContext ctx, Object msg) {
    if (msg instanceof HttpRequest) {
        HttpRequest httpRequest = (HttpRequest) msg;

        String originalHost = HostNamePortUtil.getHostName(httpRequest);

        LoggerUtil.info(httpRestLogger, ctx.channel().remoteAddress().toString(),
                httpRequest.getMethod().name(), httpRequest.getUri(), httpRequest.getProtocolVersion().text(),
                httpRequest.headers().get(HttpHeaders.Names.USER_AGENT));

        isPacRequest = false;/*w w w. jav  a  2s .  co m*/

        // pac request
        if (StringUtils.equals(originalHost, ApnProxyConfig.getConfig().getPacHost())) {
            isPacRequest = true;

            String pacContent = null;
            if (ApnProxyConfig.getConfig().getListenType() == ApnProxyListenType.SSL) {
                pacContent = buildPacForSsl();
            } else {
                pacContent = buildPacForPlain();
            }

            ByteBuf pacResponseContent = Unpooled.copiedBuffer(pacContent, CharsetUtil.UTF_8);
            FullHttpMessage pacResponseMsg = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
                    HttpResponseStatus.OK, pacResponseContent);
            HttpHeaders.setContentLength(pacResponseMsg, pacResponseContent.readableBytes());
            HttpHeaders.setHeader(pacResponseMsg, "X-APN-PROXY-PAC", "OK");
            HttpHeaders.setHeader(pacResponseMsg, "X-APN-PROXY-URL", "https://github.com/apn-proxy/apn-proxy");
            HttpHeaders.setHeader(pacResponseMsg, "X-APN-PROXY-MSG", "We need more commiters!");

            ctx.write(pacResponseMsg);
            ctx.flush();
            return false;
        }

        // forbid request to proxy server internal network
        for (String forbiddenIp : forbiddenIps) {
            if (StringUtils.startsWith(originalHost, forbiddenIp)) {
                String errorMsg = "Forbidden";
                ctx.write(HttpErrorUtil.buildHttpErrorMessage(HttpResponseStatus.FORBIDDEN, errorMsg));
                ctx.flush();
                return false;
            }
        }

        // forbid request to proxy server local
        if (StringUtils.equals(originalHost, "127.0.0.1") || StringUtils.equals(originalHost, "localhost")) {
            String errorMsg = "Forbidden Host";
            ctx.write(HttpErrorUtil.buildHttpErrorMessage(HttpResponseStatus.FORBIDDEN, errorMsg));
            ctx.flush();
            return false;
        }

        // forbid reqeust to some port
        int originalPort = HostNamePortUtil.getPort(httpRequest);
        for (int fobiddenPort : forbiddenPorts) {
            if (originalPort == fobiddenPort) {
                String errorMsg = "Forbidden Port";
                ctx.write(HttpErrorUtil.buildHttpErrorMessage(HttpResponseStatus.FORBIDDEN, errorMsg));
                ctx.flush();
                return false;
            }
        }

    } else {
        if (isPacRequest) {
            return false;
        }
    }

    return true;
}

From source file:com.xx_dev.apn.proxy.ApnProxyUserAgentTunnelHandler.java

License:Apache License

@Override
public void channelRead(final ChannelHandlerContext uaChannelCtx, Object msg) throws Exception {

    if (msg instanceof HttpRequest) {
        final HttpRequest httpRequest = (HttpRequest) msg;

        //Channel uaChannel = uaChannelCtx.channel();

        // connect remote
        Bootstrap bootstrap = new Bootstrap();
        bootstrap.group(uaChannelCtx.channel().eventLoop()).channel(NioSocketChannel.class)
                .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 10000)
                .option(ChannelOption.ALLOCATOR, PooledByteBufAllocator.DEFAULT)
                .option(ChannelOption.AUTO_READ, false)
                .handler(new ApnProxyTunnelChannelInitializer(uaChannelCtx.channel()));

        final ApnProxyRemote apnProxyRemote = uaChannelCtx.channel()
                .attr(ApnProxyConnectionAttribute.ATTRIBUTE_KEY).get().getRemote();

        // set local address
        if (StringUtils.isNotBlank(ApnProxyLocalAddressChooser.choose(apnProxyRemote.getRemoteHost()))) {
            bootstrap.localAddress(new InetSocketAddress(
                    (ApnProxyLocalAddressChooser.choose(apnProxyRemote.getRemoteHost())), 0));
        }/*from   w w w.ja v  a  2 s.c om*/

        bootstrap.connect(apnProxyRemote.getRemoteHost(), apnProxyRemote.getRemotePort())
                .addListener(new ChannelFutureListener() {
                    @Override
                    public void operationComplete(final ChannelFuture future1) throws Exception {
                        if (future1.isSuccess()) {
                            if (apnProxyRemote.isAppleyRemoteRule()) {
                                uaChannelCtx.pipeline().remove("codec");
                                uaChannelCtx.pipeline().remove(ApnProxyPreHandler.HANDLER_NAME);
                                uaChannelCtx.pipeline().remove(ApnProxyUserAgentTunnelHandler.HANDLER_NAME);

                                // add relay handler
                                uaChannelCtx.pipeline()
                                        .addLast(new ApnProxyRelayHandler("UA --> Remote", future1.channel()));

                                future1.channel()
                                        .writeAndFlush(Unpooled.copiedBuffer(
                                                constructConnectRequestForProxy(httpRequest, apnProxyRemote),
                                                CharsetUtil.UTF_8))
                                        .addListener(new ChannelFutureListener() {
                                            @Override
                                            public void operationComplete(ChannelFuture future2)
                                                    throws Exception {
                                                if (!future2.channel().config()
                                                        .getOption(ChannelOption.AUTO_READ)) {
                                                    future2.channel().read();
                                                }
                                            }
                                        });

                            } else {
                                HttpResponse proxyConnectSuccessResponse = new DefaultFullHttpResponse(
                                        HttpVersion.HTTP_1_1,
                                        new HttpResponseStatus(200, "Connection established"));
                                uaChannelCtx.writeAndFlush(proxyConnectSuccessResponse)
                                        .addListener(new ChannelFutureListener() {
                                            @Override
                                            public void operationComplete(ChannelFuture future2)
                                                    throws Exception {
                                                // remove handlers
                                                uaChannelCtx.pipeline().remove("codec");
                                                uaChannelCtx.pipeline().remove(ApnProxyPreHandler.HANDLER_NAME);
                                                uaChannelCtx.pipeline()
                                                        .remove(ApnProxyUserAgentTunnelHandler.HANDLER_NAME);

                                                // add relay handler
                                                uaChannelCtx.pipeline()
                                                        .addLast(new ApnProxyRelayHandler(
                                                                "UA --> " + apnProxyRemote.getRemoteAddr(),
                                                                future1.channel()));
                                            }

                                        });
                            }

                        } else {
                            if (uaChannelCtx.channel().isActive()) {
                                uaChannelCtx.channel().writeAndFlush(Unpooled.EMPTY_BUFFER)
                                        .addListener(ChannelFutureListener.CLOSE);
                            }
                        }
                    }
                });

    }
    ReferenceCountUtil.release(msg);
}

From source file:com.xx_dev.apn.proxy.expriment.HttpServerHandler.java

License:Apache License

@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {
    if (msg instanceof LastHttpContent) {

        DefaultHttpResponse httpResponse = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
        httpResponse.headers().add(HttpHeaders.Names.TRANSFER_ENCODING, HttpHeaders.Values.CHUNKED);

        ctx.write(httpResponse);/*www .ja  va  2s  .  c o  m*/

        String s = "1234567890";

        for (int i = 0; i < 100000; i++) {
            DefaultHttpContent c1 = new DefaultHttpContent(Unpooled.copiedBuffer(s, CharsetUtil.UTF_8));

            ctx.writeAndFlush(c1);
        }

        DefaultLastHttpContent c3 = new DefaultLastHttpContent();

        ctx.writeAndFlush(c3);
    }

    ReferenceCountUtil.release(msg);
}

From source file:com.xx_dev.apn.proxy.utils.HttpErrorUtil.java

License:Apache License

public static HttpMessage buildHttpErrorMessage(HttpResponseStatus status, String errorMsg) {
    ByteBuf errorResponseContent = Unpooled.copiedBuffer(errorMsg, CharsetUtil.UTF_8);
    // send error response
    FullHttpMessage errorResponseMsg = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1, status,
            errorResponseContent);/*from  www .  j  ava 2 s . c  om*/
    errorResponseMsg.headers().add(HttpHeaders.Names.CONTENT_ENCODING, CharsetUtil.UTF_8.name());
    errorResponseMsg.headers().add(HttpHeaders.Names.CONTENT_LENGTH, errorResponseContent.readableBytes());

    return errorResponseMsg;
}

From source file:com.xx_dev.apn.socks.test.SocksClientHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext ctx, SocksResponse socksResponse) throws Exception {
    switch (socksResponse.responseType()) {
    case INIT: {/*  www  .  j  av  a2  s  .co  m*/
        ctx.pipeline().addAfter("log", "cmdResponseDecoder", new SocksCmdResponseDecoder());
        ctx.write(new SocksCmdRequest(SocksCmdType.CONNECT, SocksAddressType.DOMAIN, "www.baidu.com", 80));
        break;
    }
    case AUTH:
        ctx.pipeline().addAfter("log", "cmdResponseDecoder", new SocksCmdResponseDecoder());
        ctx.write(new SocksCmdRequest(SocksCmdType.CONNECT, SocksAddressType.DOMAIN, "www.baidu.com", 80));
        break;
    case CMD:
        SocksCmdResponse res = (SocksCmdResponse) socksResponse;
        if (res.cmdStatus() == SocksCmdStatus.SUCCESS) {
            ctx.pipeline().addLast(new SocksClientConnectHandler());
            ctx.pipeline().remove(this);
            //ctx.fireChannelRead(socksResponse);

            String s = "GET / HTTP/1.1\r\nHOST: www.baidu.com\r\n\r\n";

            ctx.writeAndFlush(Unpooled.copiedBuffer(s, CharsetUtil.UTF_8));
        } else {
            ctx.close();
        }
        break;
    case UNKNOWN:
        ctx.close();
        break;
    }
}

From source file:com.yeetor.androidcontrol.WSSocketHandler.java

License:Open Source License

private static void sendHttpResponse(ChannelHandlerContext ctx, FullHttpRequest req,
        DefaultFullHttpResponse res) {/*from  www . j a v  a  2 s  . co m*/
    // 
    if (res.getStatus().code() != 200) {
        ByteBuf buf = Unpooled.copiedBuffer(res.getStatus().toString(), CharsetUtil.UTF_8);
        res.content().writeBytes(buf);
        buf.release();
    }
    // ?Keep-Alive
    ChannelFuture f = ctx.channel().writeAndFlush(res);
    if (!isKeepAlive(req) || res.getStatus().code() != 200) {
        f.addListener(ChannelFutureListener.CLOSE);
    }
}

From source file:com.zank.websocket.server.ServerHandler.java

License:Apache License

private static void sendHttpResponse(ChannelHandlerContext ctx, FullHttpRequest req, FullHttpResponse res) {
    if (res.status().code() != 200) {
        ByteBuf buf = Unpooled.copiedBuffer(res.status().toString(), CharsetUtil.UTF_8);
        res.content().writeBytes(buf);//from w w  w .  ja  v a 2  s. c  o m
        buf.release();
        HttpHeaderUtil.setContentLength(res, res.content().readableBytes());
    }

    ChannelFuture f = ctx.channel().writeAndFlush(res);
    if (!HttpHeaderUtil.isKeepAlive(req) || res.status().code() != 200) {
        f.addListener(ChannelFutureListener.CLOSE);
    }
}

From source file:com.zhang.client.NettyHttpRequest.java

License:Apache License

public NettyHttpRequest content(String content, Charset charset) {
    if (null == content) {
        throw new NullPointerException("content");
    }/*  w  ww .  jav  a2 s  . c o m*/
    charset = null == charset ? DEFAUT_CHARSET : charset;
    this.content = Unpooled.copiedBuffer(content, charset);
    return this;
}

From source file:com.zhaopeng.timeserver.protocol.udp.ChineseProverbServerHandler.java

License:Apache License

public void messageReceived(ChannelHandlerContext ctx, DatagramPacket packet) throws Exception {
    String req = packet.content().toString(CharsetUtil.UTF_8);
    System.out.println(req);//from   w  w w .  j a v a  2  s .  c  om
    if ("?".equals(req)) {
        ctx.writeAndFlush(new DatagramPacket(
                Unpooled.copiedBuffer(": " + nextQuote(), CharsetUtil.UTF_8),
                packet.sender()));
    }
}

From source file:com.zhuowenfeng.devtool.hs_server.handler.HttpServiceHandler.java

License:Apache License

private boolean writeResponse(HttpObject currentObj, ChannelHandlerContext ctx, JSONObject result) {

    boolean keepAlive = isKeepAlive(request);
    FullHttpResponse response = new DefaultFullHttpResponse(HTTP_1_1,
            currentObj.getDecoderResult().isSuccess() ? OK : BAD_REQUEST,
            Unpooled.copiedBuffer(result.toString(), CharsetUtil.UTF_8));
    response.headers().set(CONTENT_TYPE, "application/json; charset=UTF-8");
    if (keepAlive) {
        response.headers().set(CONTENT_LENGTH, response.content().readableBytes());
        response.headers().set(CONNECTION, HttpHeaders.Values.KEEP_ALIVE);
    }//from w  w  w  .j a  v  a 2  s  .  c o m
    String cookieString = request.headers().get(COOKIE);
    if (cookieString != null) {
        Set<Cookie> cookies = CookieDecoder.decode(cookieString);
        if (!cookies.isEmpty()) {
            for (Cookie cookie : cookies) {
                response.headers().add(SET_COOKIE, ServerCookieEncoder.encode(cookie));
            }
        }
    } else {
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key1", "value1"));
        response.headers().add(SET_COOKIE, ServerCookieEncoder.encode("key2", "value2"));
    }
    ctx.write(response);
    return keepAlive;
}