Examples with HttpRequestParser org.msec.rpc.HttpRequestParser used on opensource projects

Example 1 with HttpRequestParser

use of org.msec.rpc.HttpRequestParser in project MSEC by Tencent.

the class RequestDecoder method deserializeHTTPPackage.

private RpcRequest deserializeHTTPPackage(String request) {
    RpcRequest rpcRequest = new RpcRequest();
    HttpRequestParser httpParser = new HttpRequestParser();
    try {
        httpParser.parseRequest(request);
    } catch (IOException ex) {
        log.error("HTTP Request parse failed." + ex.getMessage());
        rpcRequest.setException(new IllegalArgumentException("Request decode error: HTTP Request parse failed." + ex.getMessage()));
        return rpcRequest;
    } catch (HttpFormatException ex) {
        log.error("HTTP Request parse failed." + ex.getMessage());
        rpcRequest.setException(new IllegalArgumentException("Request decode error: HTTP Request parse failed." + ex.getMessage()));
        return rpcRequest;
    }
    rpcRequest.setHttpCgiName(httpParser.getCgiPath());
    if (httpParser.getCgiPath().compareToIgnoreCase("/list") == 0) {
        return rpcRequest;
    }
    if (httpParser.getCgiPath().compareToIgnoreCase("/invoke") != 0) {
        log.error("HTTP cgi not found: " + httpParser.getCgiPath());
        rpcRequest.setException(new IllegalArgumentException("HTTP cgi not found: " + httpParser.getURI()));
        return rpcRequest;
    }
    String serviceMethodName = httpParser.getQueryString("methodName");
    int pos = serviceMethodName.lastIndexOf('.');
    if (pos == -1 || pos == 0 || pos == serviceMethodName.length() - 1) {
        log.error("Invalid serviceMethodName (" + serviceMethodName + "). Must be in format like *.*");
        rpcRequest.setException(new IllegalArgumentException("Invalid serviceMethodName (" + serviceMethodName + "). Must be in format like *.*"));
        return rpcRequest;
    }
    String serviceName = serviceMethodName.substring(0, pos);
    String methodName = serviceMethodName.substring(pos + 1);
    String seq = httpParser.getQueryString("seq");
    String param = httpParser.getQueryString("param");
    if (param == null || param.isEmpty()) {
        param = httpParser.getMessageBody();
    }
    try {
        param = java.net.URLDecoder.decode(param, "UTF-8");
    } catch (UnsupportedEncodingException e) {
        param = "";
    }
    rpcRequest.setServiceName(serviceName);
    rpcRequest.setMethodName(methodName);
    if (seq == null || seq.isEmpty()) {
        rpcRequest.setSeq(ServiceFactory.generateSequence());
    } else {
        rpcRequest.setSeq(Long.valueOf(seq).longValue());
    }
    log.info("In HTTP package service: " + serviceName + " method: " + methodName + " param: " + param);
    rpcRequest.setFromModule("UnknownModule");
    rpcRequest.setFlowid(rpcRequest.getSeq() ^ NettyCodecUtils.generateColorId(serviceName + methodName));
    AccessMonitor.add("frm.rpc request incoming: " + methodName);
    ServiceFactory.ServiceMethodEntry serviceMethodEntry = ServiceFactory.getServiceMethodEntry(serviceName, methodName);
    if (serviceMethodEntry == null) {
        log.error("No service method registered: " + rpcRequest.getServiceName() + "/" + rpcRequest.getMethodName());
        rpcRequest.setException(new IllegalArgumentException("No service method registered: " + rpcRequest.getServiceName() + "/" + rpcRequest.getMethodName()));
        return rpcRequest;
    }
    Message.Builder builder = serviceMethodEntry.getParamTypeBuilder();
    try {
        builder.clear();
        JsonFormat.merge(param, builder);
    } catch (JsonFormat.ParseException ex) {
        log.error("Json parse failed." + ex.getMessage());
        rpcRequest.setException(new IllegalArgumentException("Request decode error: Json parse failed." + ex.getMessage()));
        return rpcRequest;
    }
    if (!builder.isInitialized()) {
        log.error("Json to Protobuf failed: missing required fields");
        rpcRequest.setException(new IllegalArgumentException("Json to Protobuf failed: missing required fields: " + builder.getInitializationErrorString()));
        return rpcRequest;
    }
    rpcRequest.setParameter(builder.build());
    log.info("RPC Request received. ServiceMethodName: " + rpcRequest.getServiceName() + "/" + rpcRequest.getMethodName() + "\tSeq: " + rpcRequest.getSeq() + "\tParameter: " + rpcRequest.getParameter());
    return rpcRequest;
}