/**
* Test session open session cleanup (bug #474936)
*
* @throws Exception on test failure
*/
@Test
public void testOpenSessionCleanup() throws Exception {
int iterationCount = 100;
StdErrLog.getLogger(FastFailSocket.class).setLevel(StdErrLog.LEVEL_OFF);
StdErrLog sessLog = StdErrLog.getLogger(WebSocketSession.class);
int oldLevel = sessLog.getLevel();
sessLog.setLevel(StdErrLog.LEVEL_OFF);
for (int requests = 0; requests < iterationCount; requests++) {
fastFail();
fastClose();
dropConnection();
}
sessLog.setLevel(oldLevel);
try (IBlockheadClient client = new BlockheadClient(server.getServerUri())) {
client.setProtocols("container");
client.setTimeout(1, TimeUnit.SECONDS);
client.connect();
client.sendStandardRequest();
client.expectUpgradeResponse();
client.write(new TextFrame().setPayload("calls"));
client.write(new TextFrame().setPayload("openSessions"));
EventQueue<WebSocketFrame> frames = client.readFrames(3, 6, TimeUnit.SECONDS);
WebSocketFrame frame;
String resp;
frame = frames.poll();
assertThat("frames[0].opcode", frame.getOpCode(), is(OpCode.TEXT));
resp = frame.getPayloadAsUTF8();
assertThat(
"Should only have 1 open session",
resp,
containsString("calls=" + ((iterationCount * 2) + 1)));
frame = frames.poll();
assertThat("frames[1].opcode", frame.getOpCode(), is(OpCode.TEXT));
resp = frame.getPayloadAsUTF8();
assertThat("Should only have 1 open session", resp, containsString("openSessions.size=1\n"));
frame = frames.poll();
assertThat("frames[2].opcode", frame.getOpCode(), is(OpCode.CLOSE));
CloseInfo close = new CloseInfo(frame);
assertThat("Close Status Code", close.getStatusCode(), is(StatusCode.NORMAL));
client.write(close.asFrame()); // respond with close
// ensure server socket got close event
assertThat(
"Open Sessions Latch", closeSocket.closeLatch.await(1, TimeUnit.SECONDS), is(true));
assertThat("Open Sessions.statusCode", closeSocket.closeStatusCode, is(StatusCode.NORMAL));
assertThat("Open Sessions.errors", closeSocket.errors.size(), is(0));
}
}
private void dropConnection() throws Exception {
try (IBlockheadClient client = new BlockheadClient(server.getServerUri())) {
client.setProtocols("container");
client.setTimeout(1, TimeUnit.SECONDS);
try (StacklessLogging scope = new StacklessLogging(WebSocketSession.class)) {
client.connect();
client.sendStandardRequest();
client.expectUpgradeResponse();
client.disconnect();
}
}
}
/**
* Test the requirement of responding with an http 400 when using a Sec-WebSocket-Version that is
* unsupported.
*/
@Test
public void testRequestVersion29() throws Exception {
@SuppressWarnings("resource")
BlockheadClient client = new BlockheadClient(server.getServerUri());
client.setVersion(29); // intentionally bad version
try {
client.connect();
client.sendStandardRequest();
HttpResponse response = client.readResponseHeader();
Assert.assertThat("Response Status Code", response.getStatusCode(), is(400));
Assert.assertThat(
"Response Status Reason",
response.getStatusReason(),
containsString("Unsupported websocket version specification"));
Assert.assertThat("Response Versions", response.getHeader("Sec-WebSocket-Version"), is("13"));
} finally {
client.disconnect();
}
}
private void fastFail() throws Exception {
try (IBlockheadClient client = new BlockheadClient(server.getServerUri())) {
client.setProtocols("fastfail");
client.setTimeout(1, TimeUnit.SECONDS);
try (StacklessLogging scope = new StacklessLogging(WebSocketSession.class)) {
client.connect();
client.sendStandardRequest();
client.expectUpgradeResponse();
// client.readFrames(1,2,TimeUnit.SECONDS);
CloseInfo close = new CloseInfo(StatusCode.NORMAL, "Normal");
client.write(close.asFrame()); // respond with close
// ensure server socket got close event
assertThat("Fast Fail Latch", closeSocket.closeLatch.await(1, TimeUnit.SECONDS), is(true));
assertThat(
"Fast Fail.statusCode", closeSocket.closeStatusCode, is(StatusCode.SERVER_ERROR));
assertThat("Fast Fail.errors", closeSocket.errors.size(), is(1));
}
}
}
@AfterClass
public static void stopServer() {
server.stop();
}
@BeforeClass
public static void startServer() throws Exception {
server = new SimpleServletServer(new MyEchoServlet());
server.start();
}