Examples with RequestAttempts com.netflix.zuul.niws.RequestAttempts used on opensource projects

Example 1 with RequestAttempts

use of com.netflix.zuul.niws.RequestAttempts in project zuul by Netflix.

the class PassportLoggingHandler method logPassport.

private void logPassport(Channel channel) {
    // Collect attributes.
    CurrentPassport passport = CurrentPassport.fromChannel(channel);
    HttpRequestMessage request = ClientRequestReceiver.getRequestFromChannel(channel);
    HttpResponseMessage response = ClientRequestReceiver.getResponseFromChannel(channel);
    SessionContext ctx = request == null ? null : request.getContext();
    String topLevelRequestId = getRequestId(channel, ctx);
    // Do some debug logging of the Passport.
    if (LOG.isDebugEnabled()) {
        LOG.debug("State after complete. " + ", current-server-conns = " + ConnCounter.from(channel).getCurrentActiveConns() + ", current-http-reqs = " + HttpMetricsChannelHandler.getInflightRequestCountFromChannel(channel) + ", status = " + (response == null ? getRequestId(channel, ctx) : response.getStatus()) + ", nfstatus = " + String.valueOf(StatusCategoryUtils.getStatusCategory(ctx)) + ", toplevelid = " + topLevelRequestId + ", req = " + request.getInfoForLogging() + ", passport = " + String.valueOf(passport));
    }
    // Some logging of session states if certain criteria match:
    if (LOG.isInfoEnabled()) {
        if (passport.wasProxyAttempt()) {
            if (passport.findStateBackwards(PassportState.OUT_RESP_LAST_CONTENT_SENDING) == null) {
                incompleteProxySessionCounter.increment();
                LOG.info("Incorrect final state! toplevelid = " + topLevelRequestId + ", " + ChannelUtils.channelInfoForLogging(channel));
            }
        }
        if (!passport.wasProxyAttempt()) {
            if (ctx != null && !isHealthcheckRequest(request)) {
                // Why did we fail to attempt to proxy this request?
                RequestAttempts attempts = RequestAttempts.getFromSessionContext(ctx);
                LOG.debug("State after complete. " + ", context-error = " + String.valueOf(ctx.getError()) + ", current-http-reqs = " + HttpMetricsChannelHandler.getInflightRequestCountFromChannel(channel) + ", toplevelid = " + topLevelRequestId + ", req = " + request.getInfoForLogging() + ", attempts = " + String.valueOf(attempts) + ", passport = " + String.valueOf(passport));
            }
        }
        StartAndEnd inReqToOutResp = passport.findFirstStartAndLastEndStates(PassportState.IN_REQ_HEADERS_RECEIVED, PassportState.OUT_REQ_LAST_CONTENT_SENT);
        if (passport.calculateTimeBetween(inReqToOutResp) > WARN_REQ_PROCESSING_TIME_NS.get()) {
            LOG.info("Request processing took longer than threshold! toplevelid = " + topLevelRequestId + ", " + ChannelUtils.channelInfoForLogging(channel));
        }
        StartAndEnd inRespToOutResp = passport.findLastStartAndFirstEndStates(PassportState.IN_RESP_HEADERS_RECEIVED, PassportState.OUT_RESP_LAST_CONTENT_SENT);
        if (passport.calculateTimeBetween(inRespToOutResp) > WARN_RESP_PROCESSING_TIME_NS.get()) {
            LOG.info("Response processing took longer than threshold! toplevelid = " + topLevelRequestId + ", " + ChannelUtils.channelInfoForLogging(channel));
        }
    }
}

Example 2 with RequestAttempts

use of com.netflix.zuul.niws.RequestAttempts in project zuul by Netflix.

the class ZuulSessionContextDecorator method decorate.

@Override
public SessionContext decorate(SessionContext ctx) {
    // TODO split out commons parts from BaseSessionContextDecorator
    ChannelHandlerContext nettyCtx = (ChannelHandlerContext) ctx.get(CommonContextKeys.NETTY_SERVER_CHANNEL_HANDLER_CONTEXT);
    if (nettyCtx == null) {
        return null;
    }
    Channel channel = nettyCtx.channel();
    // set injected origin manager
    ctx.put(CommonContextKeys.ORIGIN_MANAGER, originManager);
    // TODO
    /*        // The throttle result info.
        ThrottleResult throttleResult = channel.attr(HttpRequestThrottleChannelHandler.ATTR_THROTTLE_RESULT).get();
        ctx.set(CommonContextKeys.THROTTLE_RESULT, throttleResult);*/
    // Add a container for request attempts info.
    ctx.put(CommonContextKeys.REQUEST_ATTEMPTS, new RequestAttempts());
    // Providers for getting the size of read/written request and response body sizes from channel.
    ctx.put(CommonContextKeys.REQ_BODY_SIZE_PROVIDER, HttpBodySizeRecordingChannelHandler.getCurrentInboundBodySize(channel));
    ctx.put(CommonContextKeys.RESP_BODY_SIZE_PROVIDER, HttpBodySizeRecordingChannelHandler.getCurrentOutboundBodySize(channel));
    CurrentPassport passport = CurrentPassport.fromChannel(channel);
    ctx.put(CommonContextKeys.PASSPORT, passport);
    ctx.setUUID(UUID_FACTORY.generateRandomUuid().toString());
    return ctx;
}

Example 3 with RequestAttempts

use of com.netflix.zuul.niws.RequestAttempts in project zuul by Netflix.

the class NettyRequestAttemptFactory method mapNettyToOutboundException.

public OutboundException mapNettyToOutboundException(final Throwable t, final SessionContext context) {
    if (t instanceof OutboundException) {
        return (OutboundException) t;
    }
    // Map this throwable to zuul's OutboundException.
    final ErrorType errorType = mapNettyToOutboundErrorType(t);
    final RequestAttempts attempts = RequestAttempts.getFromSessionContext(context);
    if (errorType == OTHER) {
        return new OutboundException(errorType, attempts, t);
    }
    return new OutboundException(errorType, attempts);
}