InMemorySessionTestCase.java
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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,
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package io.undertow.server.handlers.session;
import java.io.IOException;
import io.undertow.server.HttpHandler;
import io.undertow.server.HttpServerExchange;
import io.undertow.server.session.InMemorySessionManager;
import io.undertow.server.session.Session;
import io.undertow.server.session.SessionAttachmentHandler;
import io.undertow.server.session.SessionCookieConfig;
import io.undertow.server.session.SessionManager;
import io.undertow.testutils.DefaultServer;
import io.undertow.testutils.HttpClientUtils;
import io.undertow.util.HttpString;
import io.undertow.util.StatusCodes;
import org.apache.http.Header;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.BasicCookieStore;
import io.undertow.testutils.TestHttpClient;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* basic test of in memory session functionality
*
* @author Stuart Douglas
*/
@RunWith(DefaultServer.class)
public class InMemorySessionTestCase {
public static final String COUNT = "count";
@Test
public void inMemorySessionTest() throws IOException {
TestHttpClient client = new TestHttpClient();
client.setCookieStore(new BasicCookieStore());
try {
final SessionCookieConfig sessionConfig = new SessionCookieConfig();
final SessionAttachmentHandler handler = new SessionAttachmentHandler(new InMemorySessionManager(""), sessionConfig);
handler.setNext(new HttpHandler() {
@Override
public void handleRequest(final HttpServerExchange exchange) throws Exception {
final SessionManager manager = exchange.getAttachment(SessionManager.ATTACHMENT_KEY);
Session session = manager.getSession(exchange, sessionConfig);
if (session == null) {
session = manager.createSession(exchange, sessionConfig);
session.setAttribute(COUNT, 0);
}
Integer count = (Integer) session.getAttribute(COUNT);
exchange.getResponseHeaders().add(new HttpString(COUNT), count.toString());
session.setAttribute(COUNT, ++count);
}
});
DefaultServer.setRootHandler(handler);
HttpGet get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
HttpResponse result = client.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
Header[] header = result.getHeaders(COUNT);
Assert.assertEquals("0", header[0].getValue());
get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
result = client.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
header = result.getHeaders(COUNT);
Assert.assertEquals("1", header[0].getValue());
get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
result = client.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
header = result.getHeaders(COUNT);
Assert.assertEquals("2", header[0].getValue());
} finally {
client.getConnectionManager().shutdown();
}
}
@Test
public void inMemoryMaxSessionsTest() throws IOException {
TestHttpClient client1 = new TestHttpClient();
client1.setCookieStore(new BasicCookieStore());
TestHttpClient client2 = new TestHttpClient();
client2.setCookieStore(new BasicCookieStore());
try {
final SessionCookieConfig sessionConfig = new SessionCookieConfig();
final SessionAttachmentHandler handler = new SessionAttachmentHandler(new InMemorySessionManager("", 1, true), sessionConfig);
handler.setNext(new HttpHandler() {
@Override
public void handleRequest(final HttpServerExchange exchange) throws Exception {
final SessionManager manager = exchange.getAttachment(SessionManager.ATTACHMENT_KEY);
Session session = manager.getSession(exchange, sessionConfig);
if (session == null) {
session = manager.createSession(exchange, sessionConfig);
session.setAttribute(COUNT, 0);
}
Integer count = (Integer) session.getAttribute(COUNT);
exchange.getResponseHeaders().add(new HttpString(COUNT), count.toString());
session.setAttribute(COUNT, ++count);
}
});
DefaultServer.setRootHandler(handler);
HttpGet get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
HttpResponse result = client1.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
Header[] header = result.getHeaders(COUNT);
Assert.assertEquals("0", header[0].getValue());
get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
result = client1.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
header = result.getHeaders(COUNT);
Assert.assertEquals("1", header[0].getValue());
get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
result = client2.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
header = result.getHeaders(COUNT);
Assert.assertEquals("0", header[0].getValue());
get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
result = client1.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
header = result.getHeaders(COUNT);
Assert.assertEquals("0", header[0].getValue());
} finally {
client1.getConnectionManager().shutdown();
client2.getConnectionManager().shutdown();
}
}
@Test // https://issues.redhat.com/browse/UNDERTOW-1419
public void inMemorySessionTimeoutExpirationTest() throws IOException, InterruptedException {
final int maxInactiveIntervalInSeconds = 1;
final int accessorThreadSleepInMilliseconds = 200;
TestHttpClient client = new TestHttpClient();
client.setCookieStore(new BasicCookieStore());
try {
final SessionCookieConfig sessionConfig = new SessionCookieConfig();
final SessionAttachmentHandler handler = new SessionAttachmentHandler(new InMemorySessionManager(""), sessionConfig);
handler.setNext(new HttpHandler() {
@Override
public void handleRequest(final HttpServerExchange exchange) throws Exception {
final SessionManager manager = exchange.getAttachment(SessionManager.ATTACHMENT_KEY);
Session session = manager.getSession(exchange, sessionConfig);
if (session == null) {
// set 1 second timeout for this session expiration
manager.setDefaultSessionTimeout(maxInactiveIntervalInSeconds);
session = manager.createSession(exchange, sessionConfig);
session.setAttribute(COUNT, 0);
// let's call getAttribute() some times to be sure that the session timeout is no longer bumped
// by the method invocation
Runnable r = new Runnable() {
public void run() {
Session innerThreadSession = manager.getSession(exchange, sessionConfig);
int iterations = ((maxInactiveIntervalInSeconds * 1000)/accessorThreadSleepInMilliseconds);
for (int i = 0; i <= iterations; i++) {
try {
Thread.sleep(accessorThreadSleepInMilliseconds);
} catch (InterruptedException e) {
System.out.println(
String.format("Unexpected error during Thread.sleep(): %s", e.getMessage()));
}
if (innerThreadSession != null) {
try {
System.out.println(String.format("Session is still valid. Attribute is: %s", innerThreadSession.getAttribute(COUNT).toString()));
if (i == iterations) {
System.out.println("Session should not still be valid!");
}
} catch (IllegalStateException e) {
if ((e instanceof IllegalStateException) && e.getMessage().startsWith("UT000010")) {
System.out.println(
String.format("This is expected as session is not valid anymore: %s", e.getMessage()));
} else {
System.out.println(
String.format("Unexpected exception while calling session.getAttribute(): %s", e.getMessage()));
}
}
}
}
}
};
Thread thread = new Thread(r);
thread.start();
}
// here the server is accessing one session attribute, so we're sure that the bumped timeout
// issue is being replicated and we can test for regression
Integer count = (Integer) session.getAttribute(COUNT);
exchange.getResponseHeaders().add(new HttpString(COUNT), count.toString());
session.setAttribute(COUNT, ++count);
}
});
DefaultServer.setRootHandler(handler);
HttpGet get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
HttpResponse result = client.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
Header[] header = result.getHeaders(COUNT);
Assert.assertEquals("0", header[0].getValue());
Thread.sleep(2 * 1000L);
// after 2 seconds from the last call, the session expiration timeout hasn't been bumped anymore,
// so now "COUNT" should be still set to 0 (zero)
get = new HttpGet(DefaultServer.getDefaultServerURL() + "/notamatchingpath");
result = client.execute(get);
Assert.assertEquals(StatusCodes.OK, result.getStatusLine().getStatusCode());
HttpClientUtils.readResponse(result);
header = result.getHeaders(COUNT);
Assert.assertEquals("0", header[0].getValue());
} finally {
client.getConnectionManager().shutdown();
}
}
}