Examples with ChannelBuffer org.jboss.netty.buffer.ChannelBuffer used on opensource projects

Example 36 with ChannelBuffer

use of org.jboss.netty.buffer.ChannelBuffer in project hadoop by apache.

the class RpcProgram method sendRejectedReply.

protected static void sendRejectedReply(RpcCall call, SocketAddress remoteAddress, ChannelHandlerContext ctx) {
    XDR out = new XDR();
    RpcDeniedReply reply = new RpcDeniedReply(call.getXid(), RpcReply.ReplyState.MSG_DENIED, RpcDeniedReply.RejectState.AUTH_ERROR, new VerifierNone());
    reply.write(out);
    ChannelBuffer buf = ChannelBuffers.wrappedBuffer(out.asReadOnlyWrap().buffer());
    RpcResponse rsp = new RpcResponse(buf, remoteAddress);
    RpcUtil.sendRpcResponse(ctx, rsp);
}

Example 37 with ChannelBuffer

use of org.jboss.netty.buffer.ChannelBuffer in project hadoop by apache.

the class RpcProgramMountd method handleInternal.

@Override
public void handleInternal(ChannelHandlerContext ctx, RpcInfo info) {
    RpcCall rpcCall = (RpcCall) info.header();
    final MNTPROC mntproc = MNTPROC.fromValue(rpcCall.getProcedure());
    int xid = rpcCall.getXid();
    byte[] data = new byte[info.data().readableBytes()];
    info.data().readBytes(data);
    XDR xdr = new XDR(data);
    XDR out = new XDR();
    InetAddress client = ((InetSocketAddress) info.remoteAddress()).getAddress();
    if (mntproc == MNTPROC.NULL) {
        out = nullOp(out, xid, client);
    } else if (mntproc == MNTPROC.MNT) {
        // Only do port monitoring for MNT
        if (!doPortMonitoring(info.remoteAddress())) {
            out = MountResponse.writeMNTResponse(Nfs3Status.NFS3ERR_ACCES, out, xid, null);
        } else {
            out = mnt(xdr, out, xid, client);
        }
    } else if (mntproc == MNTPROC.DUMP) {
        out = dump(out, xid, client);
    } else if (mntproc == MNTPROC.UMNT) {
        out = umnt(xdr, out, xid, client);
    } else if (mntproc == MNTPROC.UMNTALL) {
        umntall(out, xid, client);
    } else if (mntproc == MNTPROC.EXPORT) {
        // Currently only support one NFS export
        List<NfsExports> hostsMatchers = new ArrayList<NfsExports>();
        if (hostsMatcher != null) {
            hostsMatchers.add(hostsMatcher);
            out = MountResponse.writeExportList(out, xid, exports, hostsMatchers);
        } else {
            // This means there are no valid exports provided.
            RpcAcceptedReply.getInstance(xid, RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(out);
        }
    } else {
        // Invalid procedure
        RpcAcceptedReply.getInstance(xid, RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(out);
    }
    ChannelBuffer buf = ChannelBuffers.wrappedBuffer(out.asReadOnlyWrap().buffer());
    RpcResponse rsp = new RpcResponse(buf, info.remoteAddress());
    RpcUtil.sendRpcResponse(ctx, rsp);
}

Example 38 with ChannelBuffer

use of org.jboss.netty.buffer.ChannelBuffer in project crate by crate.

the class DigestBlob method addToHead.

public void addToHead(BytesReference content) throws IOException {
    if (content == null) {
        return;
    }
    int written = 0;
    ChannelBuffer channelBuffer = Netty3Utils.toChannelBuffer(content);
    int readableBytes = channelBuffer.readableBytes();
    assert readableBytes + headSize.get() <= headLength : "Got too many bytes in addToHead()";
    ByteBuffer byteBuffer = channelBuffer.toByteBuffer();
    while (written < readableBytes) {
        updateDigest(byteBuffer);
        written += headFileChannel.write(byteBuffer);
    }
    headSize.addAndGet(written);
    if (headSize.get() == headLength) {
        headCatchedUpLatch.countDown();
    }
}

Example 39 with ChannelBuffer

use of org.jboss.netty.buffer.ChannelBuffer in project sockjs-netty by cgbystrom.

the class HtmlFileTransport method writeRequested.

@Override
public void writeRequested(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
    if (e.getMessage() instanceof Frame) {
        final Frame frame = (Frame) e.getMessage();
        if (headerSent.compareAndSet(false, true)) {
            HttpResponse response = createResponse(CONTENT_TYPE_HTML);
            response.setHeader(CACHE_CONTROL, "no-store, no-cache, must-revalidate, max-age=0");
            // Safari needs at least 1024 bytes to parse the website. Relevant:
            //   http://code.google.com/p/browsersec/wiki/Part2#Survey_of_content_sniffing_behaviors
            int spaces = 1024 - header.readableBytes();
            ChannelBuffer paddedHeader = ChannelBuffers.buffer(1024 + 50);
            paddedHeader.writeBytes(header);
            for (int i = 0; i < spaces + 20; i++) {
                paddedHeader.writeByte(' ');
            }
            paddedHeader.writeByte('\r');
            paddedHeader.writeByte('\n');
            // Opera needs one more new line at the start.
            paddedHeader.writeByte('\r');
            paddedHeader.writeByte('\n');
            ctx.sendDownstream(new DownstreamMessageEvent(e.getChannel(), e.getFuture(), response, e.getRemoteAddress()));
            ctx.sendDownstream(new DownstreamMessageEvent(e.getChannel(), e.getFuture(), new DefaultHttpChunk(paddedHeader), e.getRemoteAddress()));
        }
        final ChannelBuffer frameContent = Frame.encode(frame, false);
        final ChannelBuffer content = ChannelBuffers.dynamicBuffer(frameContent.readableBytes() + 10);
        Frame.escapeJson(frameContent, content);
        ChannelBuffer wrappedContent = ChannelBuffers.wrappedBuffer(PREFIX, content, POSTFIX);
        ctx.sendDownstream(new DownstreamMessageEvent(e.getChannel(), e.getFuture(), new DefaultHttpChunk(wrappedContent), e.getRemoteAddress()));
        logResponseSize(e.getChannel(), content);
    } else {
        super.writeRequested(ctx, e);
    }
}

Example 40 with ChannelBuffer

use of org.jboss.netty.buffer.ChannelBuffer in project sockjs-netty by cgbystrom.

the class JsonpPollingTransport method writeRequested.

@Override
public void writeRequested(ChannelHandlerContext ctx, MessageEvent e) throws Exception {
    if (e.getMessage() instanceof Frame) {
        final Frame frame = (Frame) e.getMessage();
        HttpResponse response = createResponse(CONTENT_TYPE_JAVASCRIPT);
        response.setHeader(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
        response.setHeader(HttpHeaders.Names.CACHE_CONTROL, "no-store, no-cache, must-revalidate, max-age=0");
        ChannelBuffer escapedContent = ChannelBuffers.dynamicBuffer();
        Frame.escapeJson(Frame.encode(frame, false), escapedContent);
        String m = jsonpCallback + "(\"" + escapedContent.toString(CharsetUtil.UTF_8) + "\");\r\n";
        e.getFuture().addListener(ChannelFutureListener.CLOSE);
        final ChannelBuffer content = ChannelBuffers.copiedBuffer(m, CharsetUtil.UTF_8);
        response.setContent(content);
        response.setHeader(HttpHeaders.Names.CONTENT_LENGTH, content.readableBytes());
        ctx.sendDownstream(new DownstreamMessageEvent(e.getChannel(), e.getFuture(), response, e.getRemoteAddress()));
        transportMetrics.messagesSent.mark();
        transportMetrics.messagesSentSize.update(content.readableBytes());
    } else {
        super.writeRequested(ctx, e);
    }
}