Example usage for io.netty.channel ChannelHandlerContext fireChannelRead

Introduction

In this page you can find the example usage for io.netty.channel ChannelHandlerContext fireChannelRead.

Prototype

@Override
    ChannelHandlerContext fireChannelRead(Object msg);

Source Link

Usage

From source file:org.wso2.carbon.apimgt.gateway.handlers.WebsocketInboundHandler.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override//from w w  w  .  j  a va2  s . c  om
public void channelRead(ChannelHandlerContext ctx, Object msg) throws Exception {

    //check if the request is a handshake
    if (msg instanceof FullHttpRequest) {
        FullHttpRequest req = (FullHttpRequest) msg;
        uri = req.getUri();
        URI uriTemp = new URI(uri);
        apiContextUri = new URI(uriTemp.getScheme(), uriTemp.getAuthority(), uriTemp.getPath(), null,
                uriTemp.getFragment()).toString();

        if (req.getUri().contains("/t/")) {
            tenantDomain = MultitenantUtils.getTenantDomainFromUrl(req.getUri());
        } else {
            tenantDomain = MultitenantConstants.SUPER_TENANT_DOMAIN_NAME;
        }

        String useragent = req.headers().get(HttpHeaders.USER_AGENT);
        String authorization = req.headers().get(HttpHeaders.AUTHORIZATION);

        // '-' is used for empty values to avoid possible errors in DAS side.
        // Required headers are stored one by one as validateOAuthHeader()
        // removes some of the headers from the request
        useragent = useragent != null ? useragent : "-";
        headers.add(HttpHeaders.AUTHORIZATION, authorization);
        headers.add(HttpHeaders.USER_AGENT, useragent);

        if (validateOAuthHeader(req)) {
            if (!MultitenantConstants.SUPER_TENANT_DOMAIN_NAME.equals(tenantDomain)) {
                // carbon-mediation only support websocket invocation from super tenant APIs.
                // This is a workaround to mimic the the invocation came from super tenant.
                req.setUri(req.getUri().replaceFirst("/", "-"));
                String modifiedUri = uri.replaceFirst("/t/", "-t/");
                req.setUri(modifiedUri);
                msg = req;
            } else {
                req.setUri(uri); // Setting endpoint appended uri
            }

            if (StringUtils.isNotEmpty(token)) {
                ((FullHttpRequest) msg).headers().set(APIMgtGatewayConstants.WS_JWT_TOKEN_HEADER, token);
            }
            ctx.fireChannelRead(msg);

            // publish google analytics data
            GoogleAnalyticsData.DataBuilder gaData = new GoogleAnalyticsData.DataBuilder(null, null, null, null)
                    .setDocumentPath(uri).setDocumentHostName(DataPublisherUtil.getHostAddress())
                    .setSessionControl("end").setCacheBuster(APIMgtGoogleAnalyticsUtils.getCacheBusterId())
                    .setIPOverride(ctx.channel().remoteAddress().toString());
            APIMgtGoogleAnalyticsUtils gaUtils = new APIMgtGoogleAnalyticsUtils();
            gaUtils.init(tenantDomain);
            gaUtils.publishGATrackingData(gaData, req.headers().get(HttpHeaders.USER_AGENT), authorization);
        } else {
            ctx.writeAndFlush(
                    new TextWebSocketFrame(APISecurityConstants.API_AUTH_INVALID_CREDENTIALS_MESSAGE));
            throw new APISecurityException(APISecurityConstants.API_AUTH_INVALID_CREDENTIALS,
                    APISecurityConstants.API_AUTH_INVALID_CREDENTIALS_MESSAGE);
        }
    } else if (msg instanceof WebSocketFrame) {
        boolean isThrottledOut = doThrottle(ctx, (WebSocketFrame) msg);
        String clientIp = getRemoteIP(ctx);

        if (isThrottledOut) {
            ctx.fireChannelRead(msg);
        } else {
            ctx.writeAndFlush(new TextWebSocketFrame("Websocket frame throttled out"));
        }

        // publish analytics events if analytics is enabled
        if (APIUtil.isAnalyticsEnabled()) {
            publishRequestEvent(infoDTO, clientIp, isThrottledOut);
        }
    }
}

From source file:org.wso2.carbon.http2.transport.util.Http2FrameListenAdapter.java

License:Open Source License

@Override
public int onDataRead(ChannelHandlerContext ctx, int streamId, ByteBuf data, int padding, boolean endOfStream)
        throws Http2Exception {
    if (log.isDebugEnabled()) {
        log.debug("Http2FrameListenAdapter.onDataRead()");
    }//from   ww  w .  ja  va2  s.c o  m
    DefaultHttp2DataFrame frame = new DefaultHttp2DataFrame(data, endOfStream, padding);
    frame.setStreamId(streamId);
    ctx.fireChannelRead(frame);
    return super.onDataRead(ctx, streamId, data, padding, endOfStream);
}

From source file:org.wso2.carbon.http2.transport.util.Http2FrameListenAdapter.java

License:Open Source License

@Override
public void onHeadersRead(ChannelHandlerContext ctx, int streamId, Http2Headers headers, int streamDependency,
        short weight, boolean exclusive, int padding, boolean endStream) throws Http2Exception {
    if (log.isDebugEnabled())
        log.debug("Http2FrameListenAdapter.onHeadersRead()");

    DefaultHttp2HeadersFrame frame = new DefaultHttp2HeadersFrame(headers, endStream, padding);
    frame.setStreamId(streamId);//from   ww  w. jav  a2 s .c o  m
    ctx.fireChannelRead(frame);
    super.onHeadersRead(ctx, streamId, headers, streamDependency, weight, exclusive, padding, endStream);
}

From source file:org.wso2.carbon.http2.transport.util.Http2FrameListenAdapter.java

License:Open Source License

@Override
public void onHeadersRead(ChannelHandlerContext ctx, int streamId, Http2Headers headers, int padding,
        boolean endStream) throws Http2Exception {

    if (log.isDebugEnabled())
        log.debug("Http2FrameListenAdapter.onHeadersRead()");

    DefaultHttp2HeadersFrame frame = new DefaultHttp2HeadersFrame(headers, endStream, padding);
    frame.setStreamId(streamId);//from   w  w w .j  a v  a 2s .c  om
    ctx.fireChannelRead(frame);
    super.onHeadersRead(ctx, streamId, headers, padding, endStream);
}

From source file:org.wso2.carbon.http2.transport.util.Http2FrameListenAdapter.java

License:Open Source License

@Override
public void onSettingsRead(ChannelHandlerContext ctx, Http2Settings settings) throws Http2Exception {
    if (log.isDebugEnabled())
        log.debug("Http2FrameListenAdapter.onSettingRead()");
    ctx.fireChannelRead(settings);
    super.onSettingsRead(ctx, settings);
}

From source file:org.wso2.carbon.http2.transport.util.Http2FrameListenAdapter.java

License:Open Source License

@Override
public void onPushPromiseRead(ChannelHandlerContext ctx, int streamId, int promisedStreamId,
        Http2Headers headers, int padding) throws Http2Exception {
    if (log.isDebugEnabled())
        log.debug("Http2FrameListenAdapter.onPushPromiseRead()");
    Http2PushPromiseFrame frame = new Http2PushPromiseFrame();
    frame.setStreamId(streamId);//from  w  ww  .ja  v  a 2  s  .  co m
    frame.setPushPromiseId(promisedStreamId);
    frame.setHeaders(headers);
    ctx.fireChannelRead(frame);
    super.onPushPromiseRead(ctx, streamId, promisedStreamId, headers, padding);
}

From source file:org.wso2.carbon.inbound.endpoint.protocol.http2.Http2FrameListenAdapter.java

License:Open Source License

@Override
public void onSettingsRead(ChannelHandlerContext ctx, Http2Settings settings) throws Http2Exception {
    if (log.isDebugEnabled())
        log.debug("Http2FrameListenAdapter.onSettingRead()");
    ctx.fireChannelRead(settings);
}

From source file:org.wso2.carbon.inbound.endpoint.protocol.http2.Http2FrameListenAdapter.java

License:Open Source License

@Override
public void onRstStreamRead(ChannelHandlerContext ctx, int streamId, long errorCode) throws Http2Exception {
    ctx.fireChannelRead(new DefaultHttp2ResetFrame(errorCode).setStreamId(streamId));
}

From source file:org.wso2.carbon.inbound.endpoint.protocol.http2.Http2FrameListenAdapter.java

License:Open Source License

@Override
public void onGoAwayRead(ChannelHandlerContext ctx, int lastStreamId, long errorCode, ByteBuf debugData)
        throws Http2Exception {
    ctx.fireChannelRead(
            new DefaultHttp2GoAwayFrame(errorCode).replace(debugData).setExtraStreamIds(lastStreamId));
}

From source file:org.wso2.carbon.mss.internal.router.RequestRouter.java

License:Open Source License

@Override
protected void channelRead0(ChannelHandlerContext ctx, HttpObject msg) throws Exception {
    Channel channel = ctx.channel();
    if (msg instanceof HttpRequest) {
        HttpRequest request = (HttpRequest) msg;
        if (handleRequest(request, channel, ctx)) {
            if (httpMethodInfoBuilder.getHttpResourceModel().isStreamingReqSupported()
                    && channel.pipeline().get("aggregator") != null) {
                channel.pipeline().remove("aggregator");
            } else if (!httpMethodInfoBuilder.getHttpResourceModel().isStreamingReqSupported()
                    && channel.pipeline().get("aggregator") == null) {
                channel.pipeline().addAfter("router", "aggregator",
                        new HttpObjectAggregator(Integer.MAX_VALUE));
            }//  w ww .j a  v  a2s. c  o  m
        }
        ReferenceCountUtil.retain(msg);
        ctx.fireChannelRead(msg);
    } else if (msg instanceof HttpContent) {
        ReferenceCountUtil.retain(msg);
        ctx.fireChannelRead(msg);
    }
}