@Test
public void testClientExcludedHosts() throws Exception {
prepareProxy();
prepareServer(
new HttpServlet() {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
}
});
int port = serverConnector.getLocalPort();
client
.getProxyConfiguration()
.getProxies()
.get(0)
.getExcludedAddresses()
.add("127.0.0.1:" + port);
// Try with a proxied host
ContentResponse response =
client.newRequest("localhost", port).timeout(5, TimeUnit.SECONDS).send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
// Try again with an excluded host
response = client.newRequest("127.0.0.1", port).timeout(5, TimeUnit.SECONDS).send();
Assert.assertEquals(200, response.getStatus());
Assert.assertFalse(response.getHeaders().containsKey(PROXIED_HEADER));
}
/** @throws Exception */
public void testSessionRenewal() throws Exception {
String contextPath = "";
String servletMapping = "/server";
int maxInactive = 1;
int scavengePeriod = 3;
_server = createServer(0, maxInactive, scavengePeriod, SessionCache.NEVER_EVICT);
WebAppContext context = _server.addWebAppContext(".", contextPath);
context.setParentLoaderPriority(true);
context.addServlet(TestServlet.class, servletMapping);
TestHttpSessionIdListener testListener = new TestHttpSessionIdListener();
context.addEventListener(testListener);
HttpClient client = new HttpClient();
try {
_server.start();
int port = _server.getPort();
client.start();
// make a request to create a session
ContentResponse response =
client.GET("http://localhost:" + port + contextPath + servletMapping + "?action=create");
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
String sessionCookie = response.getHeaders().get("Set-Cookie");
assertTrue(sessionCookie != null);
assertFalse(testListener.isCalled());
// make a request to change the sessionid
Request request =
client.newRequest(
"http://localhost:" + port + contextPath + servletMapping + "?action=renew");
request.header("Cookie", sessionCookie);
ContentResponse renewResponse = request.send();
assertEquals(HttpServletResponse.SC_OK, renewResponse.getStatus());
String renewSessionCookie = renewResponse.getHeaders().get("Set-Cookie");
assertNotNull(renewSessionCookie);
assertNotSame(sessionCookie, renewSessionCookie);
assertTrue(testListener.isCalled());
assertTrue(
verifyChange(
context,
AbstractTestServer.extractSessionId(sessionCookie),
AbstractTestServer.extractSessionId(renewSessionCookie)));
} finally {
client.stop();
_server.stop();
}
}
@Test
public void testProxyWithBigRequestContentConsumed() throws Exception {
final byte[] content = new byte[128 * 1024];
new Random().nextBytes(content);
prepareProxy();
prepareServer(
new HttpServlet() {
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
InputStream input = req.getInputStream();
int index = 0;
while (true) {
int value = input.read();
if (value < 0) break;
Assert.assertEquals(
"Content mismatch at index=" + index, content[index] & 0xFF, value);
++index;
}
}
});
ContentResponse response =
client
.newRequest("localhost", serverConnector.getLocalPort())
.method(HttpMethod.POST)
.content(new BytesContentProvider(content))
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
}
@Test
public void testProxyWithRequestContentAndResponseContent() throws Exception {
prepareProxy();
prepareServer(
new HttpServlet() {
@Override
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
IO.copy(req.getInputStream(), resp.getOutputStream());
}
});
byte[] content = new byte[1024];
new Random().nextBytes(content);
ContentResponse response =
client
.newRequest("localhost", serverConnector.getLocalPort())
.method(HttpMethod.POST)
.content(new BytesContentProvider(content))
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
Assert.assertArrayEquals(content, response.getContent());
}
@Test
public void testResponseHeadersAreNotRemoved() throws Exception {
prepareProxy();
proxyContext.stop();
final String headerName = "X-Test";
final String headerValue = "test-value";
proxyContext.addFilter(
new FilterHolder(
new Filter() {
@Override
public void init(FilterConfig filterConfig) throws ServletException {}
@Override
public void doFilter(
ServletRequest request, ServletResponse response, FilterChain chain)
throws IOException, ServletException {
((HttpServletResponse) response).addHeader(headerName, headerValue);
chain.doFilter(request, response);
}
@Override
public void destroy() {}
}),
"/*",
EnumSet.of(DispatcherType.REQUEST));
proxyContext.start();
prepareServer(new EmptyHttpServlet());
HttpClient client = prepareClient();
ContentResponse response =
client.newRequest("localhost", serverConnector.getLocalPort()).send();
Assert.assertEquals(200, response.getStatus());
Assert.assertEquals(headerValue, response.getHeaders().get(headerName));
}
@Override
public ClientResponse apply(final ClientRequest jerseyRequest) throws ProcessingException {
final Request jettyRequest = translateRequest(jerseyRequest);
final Map<String, String> clientHeadersSnapshot =
writeOutBoundHeaders(jerseyRequest.getHeaders(), jettyRequest);
final ContentProvider entity = getBytesProvider(jerseyRequest);
if (entity != null) {
jettyRequest.content(entity);
}
try {
final ContentResponse jettyResponse = jettyRequest.send();
HeaderUtils.checkHeaderChanges(
clientHeadersSnapshot,
jerseyRequest.getHeaders(),
JettyConnector.this.getClass().getName());
final javax.ws.rs.core.Response.StatusType status =
jettyResponse.getReason() == null
? Statuses.from(jettyResponse.getStatus())
: Statuses.from(jettyResponse.getStatus(), jettyResponse.getReason());
final ClientResponse jerseyResponse = new ClientResponse(status, jerseyRequest);
processResponseHeaders(jettyResponse.getHeaders(), jerseyResponse);
try {
jerseyResponse.setEntityStream(new HttpClientResponseInputStream(jettyResponse));
} catch (final IOException e) {
LOGGER.log(Level.SEVERE, null, e);
}
return jerseyResponse;
} catch (final Exception e) {
throw new ProcessingException(e);
}
}
@Test
public void testGZIPContentIsProxied() throws Exception {
final byte[] content = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
prepareProxy();
prepareServer(
new HttpServlet() {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
resp.addHeader("Content-Encoding", "gzip");
GZIPOutputStream gzipOutputStream = new GZIPOutputStream(resp.getOutputStream());
gzipOutputStream.write(content);
gzipOutputStream.close();
}
});
ContentResponse response =
client
.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
Assert.assertArrayEquals(content, response.getContent());
}
@Test
public void testTransparentProxyWithoutPrefix() throws Exception {
final String target = "/test";
prepareServer(
new HttpServlet() {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
resp.setStatus(target.equals(req.getRequestURI()) ? 200 : 404);
}
});
final String proxyTo = "http://localhost:" + serverConnector.getLocalPort();
proxyServlet = new ProxyServlet.Transparent();
Map<String, String> initParams = new HashMap<>();
initParams.put("proxyTo", proxyTo);
prepareProxy(initParams);
// Make the request to the proxy, it should transparently forward to the server
ContentResponse response =
client
.newRequest("localhost", proxyConnector.getLocalPort())
.path(target)
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
}
@Test
public void testSessionMigration() throws Exception {
String contextPath = "";
String servletMapping = "/server";
AbstractTestServer server1 = createServer(0);
server1.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
try {
server1.start();
int port1 = server1.getPort();
AbstractTestServer server2 = createServer(0);
server2.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
try {
server2.start();
int port2 = server2.getPort();
HttpClient client = new HttpClient();
client.start();
try {
// Perform one request to server1 to create a session
int value = 1;
Request request1 =
client.POST(
"http://localhost:"
+ port1
+ contextPath
+ servletMapping
+ "?action=set&value="
+ value);
ContentResponse response1 = request1.send();
assertEquals(HttpServletResponse.SC_OK, response1.getStatus());
String sessionCookie = response1.getHeaders().get("Set-Cookie");
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
// Perform a request to server2 using the session cookie from the previous request
// This should migrate the session from server1 to server2.
Request request2 =
client.newRequest(
"http://localhost:" + port2 + contextPath + servletMapping + "?action=get");
request2.header("Cookie", sessionCookie);
ContentResponse response2 = request2.send();
assertEquals(HttpServletResponse.SC_OK, response2.getStatus());
String response = response2.getContentAsString();
assertEquals(response.trim(), String.valueOf(value));
} finally {
client.stop();
}
} finally {
server2.stop();
}
} finally {
server1.stop();
}
}
@Test
public void testAttributeNamesWithDots() throws Exception {
String contextPath = "";
String servletMapping = "/server";
int maxInactivePeriod = 10000;
int scavengePeriod = 20000;
AbstractTestServer server1 = createServer(0, maxInactivePeriod, scavengePeriod);
server1.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
server1.start();
int port1 = server1.getPort();
AbstractTestServer server2 = createServer(0, maxInactivePeriod, scavengePeriod);
server2.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
server2.start();
int port2 = server2.getPort();
try {
HttpClient client = new HttpClient();
client.start();
try {
// Perform one request to server1 to create a session with attribute with dotted name
ContentResponse response =
client.GET("http://localhost:" + port1 + contextPath + servletMapping + "?action=init");
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
String resp = response.getContentAsString();
String[] sessionTestResponse = resp.split("/");
assertEquals("a.b.c", sessionTestResponse[0]);
String sessionCookie = response.getHeaders().get(HttpHeader.SET_COOKIE);
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
// Make a request to the 2nd server which will do a refresh, use TestServlet to ensure that
// the
// session attribute with dotted name is not removed
Request request2 =
client.newRequest(
"http://localhost:" + port2 + contextPath + servletMapping + "?action=get");
request2.header("Cookie", sessionCookie);
ContentResponse response2 = request2.send();
assertEquals(HttpServletResponse.SC_OK, response2.getStatus());
} finally {
client.stop();
}
} finally {
server1.stop();
server2.stop();
}
}
/**
* If nodeA creates a session, and just afterwards crashes, it is the only node that knows about
* the session. We want to test that the session data is gone after scavenging.
*/
@Test
public void testOrphanedSession() throws Exception {
// Disable scavenging for the first server, so that we simulate its "crash".
String contextPath = "";
String servletMapping = "/server";
int inactivePeriod = 5;
AbstractTestServer server1 = createServer(0, inactivePeriod, -1);
server1.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
try {
server1.start();
int port1 = server1.getPort();
int scavengePeriod = 2;
AbstractTestServer server2 = createServer(0, inactivePeriod, scavengePeriod);
server2.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
try {
server2.start();
int port2 = server2.getPort();
HttpClient client = new HttpClient();
client.start();
try {
// Connect to server1 to create a session and get its session cookie
ContentResponse response1 =
client.GET(
"http://localhost:" + port1 + contextPath + servletMapping + "?action=init");
assertEquals(HttpServletResponse.SC_OK, response1.getStatus());
String sessionCookie = response1.getHeaders().getStringField("Set-Cookie");
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
// Wait for the session to expire.
// The first node does not do any scavenging, but the session
// must be removed by scavenging done in the other node.
Thread.sleep(TimeUnit.SECONDS.toMillis(inactivePeriod + 2L * scavengePeriod));
// Perform one request to server2 to be sure that the session has been expired
Request request =
client.newRequest(
"http://localhost:" + port2 + contextPath + servletMapping + "?action=check");
request.header("Cookie", sessionCookie);
ContentResponse response2 = request.send();
assertEquals(HttpServletResponse.SC_OK, response2.getStatus());
} finally {
client.stop();
}
} finally {
server2.stop();
}
} finally {
server1.stop();
}
}
@Test
@Ignore("failing because an http cookie with null value is coming over as \"null\"")
public void testSessionCookie() throws Exception {
String contextPath = "";
String servletMapping = "/server";
int scavengePeriod = 3;
AbstractTestServer server = createServer(0, 1, scavengePeriod);
ServletContextHandler context = server.addContext(contextPath);
context.addServlet(TestServlet.class, servletMapping);
try {
server.start();
int port = server.getPort();
HttpClient client = new HttpClient();
client.start();
try {
ContentResponse response =
client.GET(
"http://localhost:" + port + contextPath + servletMapping + "?action=create");
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
String sessionCookie = response.getHeaders().get("Set-Cookie");
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
// sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
// Let's wait for the scavenger to run, waiting 2.5 times the scavenger period
// pause(scavengePeriod);
Request request =
client.newRequest(
"http://localhost:" + port + contextPath + servletMapping + "?action=check-cookie");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
request =
client.newRequest(
"http://localhost:" + port + contextPath + servletMapping + "?action=null-cookie");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
} finally {
client.stop();
}
} finally {
server.stop();
}
}
@Test
public void testProxyWithoutContent() throws Exception {
prepareProxy();
prepareServer(
new HttpServlet() {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
}
});
ContentResponse response =
client
.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals("OK", response.getReason());
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
}
@Test
public void testTransparentProxyWithQueryWithSpaces() throws Exception {
final String target = "/test";
final String query = "a=1&b=2&c=1234%205678&d=hello+world";
prepareServer(
new HttpServlet() {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
if (target.equals(req.getRequestURI())) {
if (query.equals(req.getQueryString())) {
resp.setStatus(200);
return;
}
}
resp.setStatus(404);
}
});
String proxyTo = "http://localhost:" + serverConnector.getLocalPort();
String prefix = "/proxy";
proxyServlet = new ProxyServlet.Transparent();
Map<String, String> params = new HashMap<>();
params.put("proxyTo", proxyTo);
params.put("prefix", prefix);
prepareProxy(params);
// Make the request to the proxy, it should transparently forward to the server
ContentResponse response =
client
.newRequest("localhost", proxyConnector.getLocalPort())
.path(prefix + target + "?" + query)
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
}
@Test
public void testCookiesFromDifferentClientsAreNotMixed() throws Exception {
final String name = "biscuit";
prepareProxy();
prepareServer(
new HttpServlet() {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
String value = req.getHeader(name);
if (value != null) {
Cookie cookie = new Cookie(name, value);
cookie.setMaxAge(3600);
resp.addCookie(cookie);
} else {
Cookie[] cookies = req.getCookies();
Assert.assertEquals(1, cookies.length);
}
}
});
String value1 = "1";
ContentResponse response1 =
client
.newRequest("localhost", serverConnector.getLocalPort())
.header(name, value1)
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response1.getStatus());
Assert.assertTrue(response1.getHeaders().containsKey(PROXIED_HEADER));
List<HttpCookie> cookies = client.getCookieStore().getCookies();
Assert.assertEquals(1, cookies.size());
Assert.assertEquals(name, cookies.get(0).getName());
Assert.assertEquals(value1, cookies.get(0).getValue());
HttpClient client2 = prepareClient();
String value2 = "2";
ContentResponse response2 =
client2
.newRequest("localhost", serverConnector.getLocalPort())
.header(name, value2)
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response2.getStatus());
Assert.assertTrue(response2.getHeaders().containsKey(PROXIED_HEADER));
cookies = client2.getCookieStore().getCookies();
Assert.assertEquals(1, cookies.size());
Assert.assertEquals(name, cookies.get(0).getName());
Assert.assertEquals(value2, cookies.get(0).getValue());
// Make a third request to be sure the proxy does not mix cookies
ContentResponse response3 =
client
.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response3.getStatus());
Assert.assertTrue(response3.getHeaders().containsKey(PROXIED_HEADER));
}
@Test
public void testInvalidation() throws Exception {
String contextPath = "";
String servletMapping = "/server";
AbstractTestServer server1 = createServer(0);
server1.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
server1.start();
int port1 = server1.getPort();
System.err.println("Port1=" + port1);
try {
AbstractTestServer server2 = createServer(0);
server2.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
server2.start();
int port2 = server2.getPort();
System.err.println("port2=" + port2);
try {
HttpClient client = new HttpClient();
QueuedThreadPool executor = new QueuedThreadPool();
client.setExecutor(executor);
client.start();
try {
String[] urls = new String[2];
urls[0] = "http://localhost:" + port1 + contextPath + servletMapping;
urls[1] = "http://localhost:" + port2 + contextPath + servletMapping;
// Create the session on node1
ContentResponse response1 = client.GET(urls[0] + "?action=init");
assertEquals(HttpServletResponse.SC_OK, response1.getStatus());
String sessionCookie = response1.getHeaders().getStringField("Set-Cookie");
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
// Be sure the session is also present in node2
Request request2 = client.newRequest(urls[1] + "?action=increment");
request2.header("Cookie", sessionCookie);
ContentResponse response2 = request2.send();
assertEquals(HttpServletResponse.SC_OK, response2.getStatus());
// Invalidate on node1
Request request1 = client.newRequest(urls[0] + "?action=invalidate");
request1.header("Cookie", sessionCookie);
response1 = request1.send();
assertEquals(HttpServletResponse.SC_OK, response1.getStatus());
pause();
// Be sure on node2 we don't see the session anymore
request2 = client.newRequest(urls[1] + "?action=test");
request2.header("Cookie", sessionCookie);
response2 = request2.send();
assertEquals(HttpServletResponse.SC_OK, response2.getStatus());
} finally {
client.stop();
}
} finally {
server2.stop();
}
} finally {
server1.stop();
}
}
@Test
public void testRemoveSession() throws Exception {
String contextPath = "";
String servletMapping = "/server";
int scavengePeriod = 3;
AbstractTestServer server = createServer(0, 1, scavengePeriod);
ServletContextHandler context = server.addContext(contextPath);
context.addServlet(TestServlet.class, servletMapping);
TestEventListener testListener = new TestEventListener();
context.getSessionHandler().addEventListener(testListener);
AbstractSessionManager m =
(AbstractSessionManager) context.getSessionHandler().getSessionManager();
try {
server.start();
int port = server.getPort();
HttpClient client = new HttpClient();
client.start();
try {
ContentResponse response =
client.GET(
"http://localhost:" + port + contextPath + servletMapping + "?action=create");
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
String sessionCookie = response.getHeaders().get("Set-Cookie");
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
// ensure sessionCreated listener is called
assertTrue(testListener.isCreated());
assertEquals(1, m.getSessions());
assertEquals(1, m.getSessionsMax());
assertEquals(1, m.getSessionsTotal());
// now delete the session
Request request =
client.newRequest(
"http://localhost:" + port + contextPath + servletMapping + "?action=delete");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
// ensure sessionDestroyed listener is called
assertTrue(testListener.isDestroyed());
assertEquals(0, m.getSessions());
assertEquals(1, m.getSessionsMax());
assertEquals(1, m.getSessionsTotal());
// The session is not there anymore, even if we present an old cookie
request =
client.newRequest(
"http://localhost:" + port + contextPath + servletMapping + "?action=check");
request.header("Cookie", sessionCookie);
response = request.send();
assertEquals(HttpServletResponse.SC_OK, response.getStatus());
assertEquals(0, m.getSessions());
assertEquals(1, m.getSessionsMax());
assertEquals(1, m.getSessionsTotal());
} finally {
client.stop();
}
} finally {
server.stop();
}
}
@Test
public void testLastAccessTime() throws Exception {
String contextPath = "";
String servletMapping = "/server";
int maxInactivePeriod = 8; // session will timeout after 8 seconds
int scavengePeriod = 2; // scavenging occurs every 2 seconds
AbstractTestServer server1 = createServer(0, maxInactivePeriod, scavengePeriod);
TestServlet servlet1 = new TestServlet();
ServletHolder holder1 = new ServletHolder(servlet1);
ServletContextHandler context = server1.addContext(contextPath);
TestSessionListener listener1 = new TestSessionListener();
context.addEventListener(listener1);
context.addServlet(holder1, servletMapping);
server1.start();
int port1 = server1.getPort();
try {
AbstractTestServer server2 = createServer(0, maxInactivePeriod, scavengePeriod);
server2.addContext(contextPath).addServlet(TestServlet.class, servletMapping);
server2.start();
int port2 = server2.getPort();
try {
HttpClient client = new HttpClient();
client.start();
try {
// Perform one request to server1 to create a session
Future<ContentResponse> future =
client.GET(
"http://localhost:" + port1 + contextPath + servletMapping + "?action=init");
ContentResponse response1 = future.get();
assertEquals(HttpServletResponse.SC_OK, response1.getStatus());
assertEquals("test", response1.getContentAsString());
String sessionCookie = response1.getHeaders().getStringField("Set-Cookie");
assertTrue(sessionCookie != null);
// Mangle the cookie, replacing Path with $Path, etc.
sessionCookie = sessionCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
// Perform some request to server2 using the session cookie from the previous request
// This should migrate the session from server1 to server2, and leave server1's
// session in a very stale state, while server2 has a very fresh session.
// We want to test that optimizations done to the saving of the shared lastAccessTime
// do not break the correct working
int requestInterval = 500;
for (int i = 0; i < maxInactivePeriod * (1000 / requestInterval); ++i) {
Request request =
client.newRequest("http://localhost:" + port2 + contextPath + servletMapping);
request.header("Cookie", sessionCookie);
future = request.send();
ContentResponse response2 = future.get();
assertEquals(HttpServletResponse.SC_OK, response2.getStatus());
assertEquals("test", response2.getContentAsString());
String setCookie = response2.getHeaders().getStringField("Set-Cookie");
if (setCookie != null)
sessionCookie = setCookie.replaceFirst("(\\W)(P|p)ath=", "$1\\$Path=");
Thread.sleep(requestInterval);
}
// At this point, session1 should be eligible for expiration.
// Let's wait for the scavenger to run, waiting 2.5 times the scavenger period
Thread.sleep(scavengePeriod * 2500L);
// check that the session was not scavenged over on server1 by ensuring that the
// SessionListener destroy method wasn't called
assertTrue(listener1.destroyed == false);
} finally {
client.stop();
}
} finally {
server2.stop();
}
} finally {
server1.stop();
}
}
@Test
public void testCachingProxy() throws Exception {
final byte[] content = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0xA, 0xB, 0xC, 0xD, 0xE, 0xF};
prepareServer(
new HttpServlet() {
@Override
protected void doGet(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
if (req.getHeader("Via") != null) resp.addHeader(PROXIED_HEADER, "true");
resp.getOutputStream().write(content);
}
});
// Don't do this at home: this example is not concurrent, not complete,
// it is only used for this test and to verify that ProxyServlet can be
// subclassed enough to write your own caching servlet
final String cacheHeader = "X-Cached";
proxyServlet =
new ProxyServlet() {
private Map<String, ContentResponse> cache = new HashMap<>();
private Map<String, ByteArrayOutputStream> temp = new HashMap<>();
@Override
protected void service(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
ContentResponse cachedResponse = cache.get(request.getRequestURI());
if (cachedResponse != null) {
response.setStatus(cachedResponse.getStatus());
// Should copy headers too, but keep it simple
response.addHeader(cacheHeader, "true");
response.getOutputStream().write(cachedResponse.getContent());
} else {
super.service(request, response);
}
}
@Override
protected void onResponseContent(
HttpServletRequest request,
HttpServletResponse response,
Response proxyResponse,
byte[] buffer,
int offset,
int length,
Callback callback) {
// Accumulate the response content
ByteArrayOutputStream baos = temp.get(request.getRequestURI());
if (baos == null) {
baos = new ByteArrayOutputStream();
temp.put(request.getRequestURI(), baos);
}
baos.write(buffer, offset, length);
super.onResponseContent(
request, response, proxyResponse, buffer, offset, length, callback);
}
@Override
protected void onResponseSuccess(
HttpServletRequest request, HttpServletResponse response, Response proxyResponse) {
byte[] content = temp.remove(request.getRequestURI()).toByteArray();
ContentResponse cached = new HttpContentResponse(proxyResponse, content, null, null);
cache.put(request.getRequestURI(), cached);
super.onResponseSuccess(request, response, proxyResponse);
}
};
prepareProxy();
// First request
ContentResponse response =
client
.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(PROXIED_HEADER));
Assert.assertArrayEquals(content, response.getContent());
// Second request should be cached
response =
client
.newRequest("localhost", serverConnector.getLocalPort())
.timeout(5, TimeUnit.SECONDS)
.send();
Assert.assertEquals(200, response.getStatus());
Assert.assertTrue(response.getHeaders().containsKey(cacheHeader));
Assert.assertArrayEquals(content, response.getContent());
}