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org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer Maven / Gradle / Ivy
/*
* Copyright (c) 2010, 2022 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package org.glassfish.jersey.grizzly2.httpserver;
import java.io.IOException;
import java.io.OutputStream;
import java.lang.reflect.Type;
import java.net.URI;
import java.net.URISyntaxException;
import java.security.Principal;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.ws.rs.core.Application;
import javax.ws.rs.core.GenericType;
import javax.ws.rs.core.SecurityContext;
import javax.inject.Inject;
import javax.inject.Provider;
import org.glassfish.jersey.grizzly2.httpserver.internal.LocalizationMessages;
import org.glassfish.jersey.internal.inject.AbstractBinder;
import org.glassfish.jersey.internal.inject.ReferencingFactory;
import org.glassfish.jersey.internal.util.ExtendedLogger;
import org.glassfish.jersey.internal.util.collection.Ref;
import org.glassfish.jersey.process.internal.RequestScoped;
import org.glassfish.jersey.server.ApplicationHandler;
import org.glassfish.jersey.server.ContainerException;
import org.glassfish.jersey.server.ContainerRequest;
import org.glassfish.jersey.server.ContainerResponse;
import org.glassfish.jersey.server.ResourceConfig;
import org.glassfish.jersey.server.ServerProperties;
import org.glassfish.jersey.server.internal.ContainerUtils;
import org.glassfish.jersey.server.spi.Container;
import org.glassfish.jersey.server.spi.ContainerResponseWriter;
import org.glassfish.grizzly.CompletionHandler;
import org.glassfish.grizzly.http.server.HttpHandler;
import org.glassfish.grizzly.http.server.Request;
import org.glassfish.grizzly.http.server.Response;
/**
* Jersey {@code Container} implementation based on Grizzly {@link org.glassfish.grizzly.http.server.HttpHandler}.
*
* @author Jakub Podlesak
* @author Libor Kramolis
* @author Marek Potociar
*/
public final class GrizzlyHttpContainer extends HttpHandler implements Container {
private static final ExtendedLogger logger =
new ExtendedLogger(Logger.getLogger(GrizzlyHttpContainer.class.getName()), Level.FINEST);
private final Type RequestTYPE = (new GenericType>() { }).getType();
private final Type ResponseTYPE = (new GenericType>() { }).getType();
/**
* Cached value of configuration property
* {@link org.glassfish.jersey.server.ServerProperties#RESPONSE_SET_STATUS_OVER_SEND_ERROR}.
* If {@code true} method {@link org.glassfish.grizzly.http.server.Response#setStatus} is used over
* {@link org.glassfish.grizzly.http.server.Response#sendError}.
*/
private boolean configSetStatusOverSendError;
/**
* Cached value of configuration property
* {@link org.glassfish.jersey.server.ServerProperties#REDUCE_CONTEXT_PATH_SLASHES_ENABLED}.
* If {@code true} method {@link org.glassfish.jersey.grizzly2.httpserver.GrizzlyHttpContainer#getRequestUri(Request)}
* will reduce the of leading context-path slashes to only one.
*/
private boolean configReduceContextPathSlashesEnabled;
/**
* Referencing factory for Grizzly request.
*/
private static class GrizzlyRequestReferencingFactory extends ReferencingFactory {
@Inject
public GrizzlyRequestReferencingFactory(final Provider> referenceFactory) {
super(referenceFactory);
}
}
/**
* Referencing factory for Grizzly response.
*/
private static class GrizzlyResponseReferencingFactory extends ReferencingFactory {
@Inject
public GrizzlyResponseReferencingFactory(final Provider> referenceFactory) {
super(referenceFactory);
}
}
/**
* An internal binder to enable Grizzly HTTP container specific types injection.
*
* This binder allows to inject underlying Grizzly HTTP request and response instances.
* Note that since Grizzly {@code Request} class is not proxiable as it does not expose an empty constructor,
* the injection of Grizzly request instance into singleton JAX-RS and Jersey providers is only supported via
* {@link javax.inject.Provider injection provider}.
*/
static class GrizzlyBinder extends AbstractBinder {
@Override
protected void configure() {
bindFactory(GrizzlyRequestReferencingFactory.class).to(Request.class)
.proxy(false).in(RequestScoped.class);
bindFactory(ReferencingFactory.referenceFactory()).to(new GenericType>() {})
.in(RequestScoped.class);
bindFactory(GrizzlyResponseReferencingFactory.class).to(Response.class)
.proxy(true).proxyForSameScope(false).in(RequestScoped.class);
bindFactory(ReferencingFactory.referenceFactory()).to(new GenericType>() {})
.in(RequestScoped.class);
}
}
private static final CompletionHandler EMPTY_COMPLETION_HANDLER = new CompletionHandler() {
@Override
public void cancelled() {
// no-op
}
@Override
public void failed(final Throwable throwable) {
// no-op
}
@Override
public void completed(final Response result) {
// no-op
}
@Override
public void updated(final Response result) {
// no-op
}
};
private static final class ResponseWriter implements ContainerResponseWriter {
private final String name;
private final Response grizzlyResponse;
private final boolean configSetStatusOverSendError;
ResponseWriter(final Response response, final boolean configSetStatusOverSendError) {
this.grizzlyResponse = response;
this.configSetStatusOverSendError = configSetStatusOverSendError;
if (logger.isDebugLoggable()) {
this.name = "ResponseWriter {" + "id=" + UUID.randomUUID().toString() + ", grizzlyResponse="
+ grizzlyResponse.hashCode() + '}';
logger.debugLog("{0} - init", name);
} else {
this.name = "ResponseWriter";
}
}
@Override
public String toString() {
return name;
}
@Override
public void commit() {
try {
if (grizzlyResponse.isSuspended()) {
grizzlyResponse.resume();
}
} finally {
logger.debugLog("{0} - commit() called", name);
}
}
@Override
public boolean suspend(final long timeOut, final TimeUnit timeUnit, final TimeoutHandler timeoutHandler) {
try {
grizzlyResponse.suspend(timeOut, timeUnit, EMPTY_COMPLETION_HANDLER,
new org.glassfish.grizzly.http.server.TimeoutHandler() {
@Override
public boolean onTimeout(final Response response) {
if (timeoutHandler != null) {
timeoutHandler.onTimeout(ResponseWriter.this);
}
// TODO should we return true in some cases instead?
// Returning false relies on the fact that the timeoutHandler will resume the response.
return false;
}
}
);
return true;
} catch (final IllegalStateException ex) {
return false;
} finally {
logger.debugLog("{0} - suspend(...) called", name);
}
}
@Override
public void setSuspendTimeout(final long timeOut, final TimeUnit timeUnit) throws IllegalStateException {
try {
grizzlyResponse.getSuspendContext().setTimeout(timeOut, timeUnit);
} finally {
logger.debugLog("{0} - setTimeout(...) called", name);
}
}
@Override
public OutputStream writeResponseStatusAndHeaders(final long contentLength,
final ContainerResponse context)
throws ContainerException {
try {
final javax.ws.rs.core.Response.StatusType statusInfo = context.getStatusInfo();
if (statusInfo.getReasonPhrase() == null) {
grizzlyResponse.setStatus(statusInfo.getStatusCode());
} else {
grizzlyResponse.setStatus(statusInfo.getStatusCode(), statusInfo.getReasonPhrase());
}
grizzlyResponse.setContentLengthLong(contentLength);
for (final Map.Entry> e : context.getStringHeaders().entrySet()) {
for (final String value : e.getValue()) {
grizzlyResponse.addHeader(e.getKey(), value);
}
}
return grizzlyResponse.getOutputStream();
} finally {
logger.debugLog("{0} - writeResponseStatusAndHeaders() called", name);
}
}
@Override
@SuppressWarnings("MagicNumber")
public void failure(final Throwable error) {
try {
if (!grizzlyResponse.isCommitted()) {
try {
if (configSetStatusOverSendError) {
grizzlyResponse.reset();
grizzlyResponse.setStatus(500, "Request failed.");
} else {
grizzlyResponse.sendError(500, "Request failed.");
}
} catch (final IllegalStateException ex) {
// a race condition externally committing the response can still occur...
logger.log(Level.FINER, "Unable to reset failed response.", ex);
} catch (final IOException ex) {
throw new ContainerException(
LocalizationMessages.EXCEPTION_SENDING_ERROR_RESPONSE(500, "Request failed."),
ex);
}
}
} finally {
logger.debugLog("{0} - failure(...) called", name);
rethrow(error);
}
}
@Override
public boolean enableResponseBuffering() {
return true;
}
/**
* Rethrow the original exception as required by JAX-RS, 3.3.4
*
* @param error throwable to be re-thrown
*/
private void rethrow(final Throwable error) {
if (error instanceof RuntimeException) {
throw (RuntimeException) error;
} else {
throw new ContainerException(error);
}
}
}
private volatile ApplicationHandler appHandler;
/**
* Create a new Grizzly HTTP container.
*
* @param application JAX-RS / Jersey application to be deployed on Grizzly HTTP container.
*/
/* package */ GrizzlyHttpContainer(final Application application) {
this.appHandler = new ApplicationHandler(application, new GrizzlyBinder());
cacheConfigSetStatusOverSendError();
cacheConfigEnableLeadingContextPathSlashes();
}
/**
* Create a new Grizzly HTTP container.
*
* @param application JAX-RS / Jersey application to be deployed on Grizzly HTTP container.
* @param parentContext DI provider specific context with application's registered bindings.
*/
/* package */ GrizzlyHttpContainer(final Application application, final Object parentContext) {
this.appHandler = new ApplicationHandler(application, new GrizzlyBinder(), parentContext);
cacheConfigSetStatusOverSendError();
cacheConfigEnableLeadingContextPathSlashes();
}
@Override
public void start() {
super.start();
appHandler.onStartup(this);
}
@Override
public void service(final Request request, final Response response) {
final ResponseWriter responseWriter = new ResponseWriter(response, configSetStatusOverSendError);
try {
logger.debugLog("GrizzlyHttpContainer.service(...) started");
URI baseUri = getBaseUri(request);
URI requestUri = getRequestUri(request);
final ContainerRequest requestContext = new ContainerRequest(baseUri,
requestUri,
request.getMethod().getMethodString(),
getSecurityContext(request),
new GrizzlyRequestPropertiesDelegate(request),
appHandler.getConfiguration());
requestContext.setEntityStream(request.getInputStream());
for (final String headerName : request.getHeaderNames()) {
requestContext.headers(headerName, request.getHeaders(headerName));
}
requestContext.setWriter(responseWriter);
requestContext.setRequestScopedInitializer(injectionManager -> {
injectionManager.>getInstance(RequestTYPE).set(request);
injectionManager.>getInstance(ResponseTYPE).set(response);
});
appHandler.handle(requestContext);
} finally {
logger.debugLog("GrizzlyHttpContainer.service(...) finished");
}
}
private boolean containsContextPath(Request request) {
return request.getContextPath() != null && request.getContextPath().length() > 0;
}
@Override
public ResourceConfig getConfiguration() {
return appHandler.getConfiguration();
}
@Override
public void reload() {
reload(new ResourceConfig(appHandler.getConfiguration()));
}
@Override
public void reload(final ResourceConfig configuration) {
appHandler.onShutdown(this);
appHandler = new ApplicationHandler(configuration, new GrizzlyBinder());
appHandler.onReload(this);
appHandler.onStartup(this);
cacheConfigSetStatusOverSendError();
cacheConfigEnableLeadingContextPathSlashes();
}
@Override
public ApplicationHandler getApplicationHandler() {
return appHandler;
}
@Override
public void destroy() {
super.destroy();
appHandler.onShutdown(this);
appHandler = null;
}
private SecurityContext getSecurityContext(final Request request) {
return new SecurityContext() {
@Override
public boolean isUserInRole(final String role) {
return false;
}
@Override
public boolean isSecure() {
return request.isSecure();
}
@Override
public Principal getUserPrincipal() {
return request.getUserPrincipal();
}
@Override
public String getAuthenticationScheme() {
return request.getAuthType();
}
};
}
private URI getBaseUri(final Request request) {
try {
return new URI(request.getScheme(), null, request.getServerName(),
request.getServerPort(), getBasePath(request), null, null);
} catch (final URISyntaxException ex) {
throw new IllegalArgumentException(ex);
}
}
private String getBasePath(final Request request) {
final String contextPath = request.getContextPath();
if (contextPath == null || contextPath.isEmpty()) {
return "/";
} else if (contextPath.charAt(contextPath.length() - 1) != '/') {
return contextPath + "/";
} else {
return contextPath;
}
}
private URI getRequestUri(final Request request) {
try {
final String serverAddress = getServerAddress(request);
String uri;
if (configReduceContextPathSlashesEnabled && containsContextPath(request)) {
uri = ContainerUtils.reduceLeadingSlashes(request.getRequestURI());
} else {
uri = request.getRequestURI();
}
final String queryString = request.getQueryString();
if (queryString != null) {
uri = uri + "?" + ContainerUtils.encodeUnsafeCharacters(queryString);
}
return new URI(serverAddress + uri);
} catch (URISyntaxException ex) {
throw new IllegalArgumentException(ex);
}
}
private String getServerAddress(final Request request) throws URISyntaxException {
return new URI(request.getScheme(), null, request.getServerName(), request.getServerPort(), null, null, null).toString();
}
/**
* The method reads and caches value of configuration property
* {@link org.glassfish.jersey.server.ServerProperties#RESPONSE_SET_STATUS_OVER_SEND_ERROR} for future purposes.
*/
private void cacheConfigSetStatusOverSendError() {
this.configSetStatusOverSendError = ServerProperties.getValue(getConfiguration().getProperties(),
ServerProperties.RESPONSE_SET_STATUS_OVER_SEND_ERROR, false, Boolean.class);
}
/**
* The method reads and caches value of configuration property
* {@link org.glassfish.jersey.server.ServerProperties#REDUCE_CONTEXT_PATH_SLASHES_ENABLED} for future purposes.
*/
private void cacheConfigEnableLeadingContextPathSlashes() {
this.configReduceContextPathSlashesEnabled = ServerProperties.getValue(getConfiguration().getProperties(),
ServerProperties.REDUCE_CONTEXT_PATH_SLASHES_ENABLED, false, Boolean.class);
}
}
