io.undertow.server.handlers.RequestDumpingHandler Maven / Gradle / Ivy
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* Copyright 2014 Red Hat, Inc., and individual contributors
* as indicated by the @author tags.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.undertow.server.handlers;
import java.util.Collections;
import java.util.Deque;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import io.undertow.UndertowLogger;
import io.undertow.security.api.SecurityContext;
import io.undertow.server.ExchangeCompletionListener;
import io.undertow.server.HandlerWrapper;
import io.undertow.server.HttpHandler;
import io.undertow.server.HttpServerExchange;
import io.undertow.server.handlers.builder.HandlerBuilder;
import io.undertow.httpcore.HttpHeaderNames;
import io.undertow.util.LocaleUtils;
/**
* Handler that dumps a exchange to a log.
*
* @author Stuart Douglas
*/
public class RequestDumpingHandler implements HttpHandler {
private final HttpHandler next;
public RequestDumpingHandler(final HttpHandler next) {
this.next = next;
}
@Override
public void handleRequest(final HttpServerExchange exchange) throws Exception {
final StringBuilder sb = new StringBuilder();
// Log pre-service information
final SecurityContext sc = exchange.getSecurityContext();
sb.append("\n----------------------------REQUEST---------------------------\n");
sb.append(" URI=" + exchange.getRequestURI() + "\n");
sb.append(" characterEncoding=" + exchange.getRequestHeader(HttpHeaderNames.CONTENT_ENCODING) + "\n");
sb.append(" contentLength=" + exchange.getRequestContentLength() + "\n");
sb.append(" contentType=" + exchange.getRequestHeader(HttpHeaderNames.CONTENT_TYPE) + "\n");
//sb.append(" contextPath=" + exchange.getContextPath());
if (sc != null) {
if (sc.isAuthenticated()) {
sb.append(" authType=" + sc.getMechanismName() + "\n");
sb.append(" principle=" + sc.getAuthenticatedAccount().getPrincipal() + "\n");
} else {
sb.append(" authType=none" + "\n");
}
}
Map cookies = exchange.getRequestCookies();
if (cookies != null) {
for (Map.Entry entry : cookies.entrySet()) {
Cookie cookie = entry.getValue();
sb.append(" cookie=" + cookie.getName() + "=" +
cookie.getValue() + "\n");
}
}
for (String header : exchange.getRequestHeaderNames()) {
for (String value : exchange.getRequestHeaders(header)) {
sb.append(" header=" + header + "=" + value + "\n");
}
}
sb.append(" locale=" + LocaleUtils.getLocalesFromHeader(exchange.getRequestHeader(HttpHeaderNames.ACCEPT_LANGUAGE)) + "\n");
sb.append(" method=" + exchange.getRequestMethod() + "\n");
Map> pnames = exchange.getQueryParameters();
for (Map.Entry> entry : pnames.entrySet()) {
String pname = entry.getKey();
Iterator pvalues = entry.getValue().iterator();
sb.append(" parameter=");
sb.append(pname);
sb.append('=');
while (pvalues.hasNext()) {
sb.append(pvalues.next());
if (pvalues.hasNext()) {
sb.append(", ");
}
}
sb.append("\n");
}
//sb.append(" pathInfo=" + exchange.getPathInfo());
sb.append(" getProtocol=" + exchange.getProtocol() + "\n");
sb.append(" queryString=" + exchange.getQueryString() + "\n");
sb.append(" remoteAddr=" + exchange.getSourceAddress() + "\n");
sb.append(" remoteHost=" + exchange.getSourceAddress().getHostName() + "\n");
//sb.append("requestedSessionId=" + exchange.getRequestedSessionId());
sb.append(" scheme=" + exchange.getRequestScheme() + "\n");
sb.append(" host=" + exchange.getRequestHeader(HttpHeaderNames.HOST) + "\n");
sb.append(" serverPort=" + exchange.getDestinationAddress().getPort() + "\n");
//sb.append(" servletPath=" + exchange.getServletPath());
sb.append(" isSecure=" + exchange.isSecure() + "\n");
exchange.addExchangeCompleteListener(new ExchangeCompletionListener() {
@Override
public void exchangeEvent(final HttpServerExchange exchange) {
dumpRequestBody(exchange, sb);
// Log post-service information
sb.append("--------------------------RESPONSE--------------------------\n");
if (sc != null) {
if (sc.isAuthenticated()) {
sb.append(" authType=" + sc.getMechanismName() + "\n");
sb.append(" principle=" + sc.getAuthenticatedAccount().getPrincipal() + "\n");
} else {
sb.append(" authType=none" + "\n");
}
}
sb.append(" contentLength=" + exchange.getResponseContentLength() + "\n");
sb.append(" contentType=" + exchange.getResponseHeader(HttpHeaderNames.CONTENT_TYPE) + "\n");
Map cookies = exchange.getResponseCookies();
if (cookies != null) {
for (Cookie cookie : cookies.values()) {
sb.append(" cookie=" + cookie.getName() + "=" + cookie.getValue() + "; domain=" + cookie.getDomain() + "; path=" + cookie.getPath() + "\n");
}
}
for (String header : exchange.getResponseHeaderNames()) {
for (String value : exchange.getResponseHeaders(header)) {
sb.append(" header=" + header + "=" + value + "\n");
}
}
sb.append(" status=" + exchange.getStatusCode() + "\n");
// String storedResponse = StoredResponse.INSTANCE.readAttribute(exchange);
// if (storedResponse != null) {
// sb.append("body=\n");
// sb.append(storedResponse);
// }
sb.append("\n==============================================================");
UndertowLogger.REQUEST_DUMPER_LOGGER.info(sb.toString());
}
});
// Perform the exchange
next.handleRequest(exchange);
}
private void dumpRequestBody(HttpServerExchange exchange, StringBuilder sb) {
// try {
// FormData formData = exchange.getAttachment(FormDataParser.FORM_DATA);
// if (formData != null) {
// sb.append("body=\n");
//
// for (String formField : formData) {
// Deque formValues = formData.get(formField);
//
// sb.append(formField)
// .append("=");
// for (FormData.FormValue formValue : formValues) {
// sb.append(formValue.isFileItem() ? "[file-content]" : formValue.getValue());
// sb.append("\n");
//
// if (formValue.getHeaders() != null) {
// sb.append("headers=\n");
// for (HeaderValues header : formValue.getHeaders()) {
// sb.append("\t")
// .append(header.getHeaderName()).append("=").append(header.get()).append("\n");
//
// }
// }
// }
// }
// }
// } catch (Exception e) {
// throw new RuntimeException(e);
// }
}
public static class Builder implements HandlerBuilder {
@Override
public String name() {
return "dump-request";
}
@Override
public Map> parameters() {
return Collections.emptyMap();
}
@Override
public Set requiredParameters() {
return Collections.emptySet();
}
@Override
public String defaultParameter() {
return null;
}
@Override
public HandlerWrapper build(Map config) {
return new Wrapper();
}
}
private static class Wrapper implements HandlerWrapper {
@Override
public HttpHandler wrap(HttpHandler handler) {
return new RequestDumpingHandler(handler);
}
}
}
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