Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id 03FE0160C05 for ; Wed, 3 Jan 2018 21:15:51 +0100 (CET) Received: (qmail 66223 invoked by uid 500); 3 Jan 2018 20:15:50 -0000 Mailing-List: contact dev-help@tomcat.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: "Tomcat Developers List" Delivered-To: mailing list dev@tomcat.apache.org Received: (qmail 66213 invoked by uid 99); 3 Jan 2018 20:15:50 -0000 Received: from Unknown (HELO svn01-us-west.apache.org) (209.188.14.144) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 03 Jan 2018 20:15:50 +0000 Received: from svn01-us-west.apache.org (localhost [127.0.0.1]) by svn01-us-west.apache.org (ASF Mail Server at svn01-us-west.apache.org) with ESMTP id 170A83A0168 for ; Wed, 3 Jan 2018 20:15:48 +0000 (UTC) Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: svn commit: r1820007 - in /tomcat/tc8.5.x/trunk: ./ java/org/apache/coyote/AsyncStateMachine.java test/org/apache/catalina/nonblocking/TestNonBlockingAPI.java webapps/docs/changelog.xml Date: Wed, 03 Jan 2018 20:15:46 -0000 To: dev@tomcat.apache.org From: markt@apache.org X-Mailer: svnmailer-1.0.9 Message-Id: <20180103201549.170A83A0168@svn01-us-west.apache.org> archived-at: Wed, 03 Jan 2018 20:15:53 -0000 Author: markt Date: Wed Jan 3 20:15:46 2018 New Revision: 1820007 URL: http://svn.apache.org/viewvc?rev=1820007&view=rev Log: Fix https://bz.apache.org/bugzilla/show_bug.cgi?id=61932 Allow a call to AsyncContext.dispatch() to terminate non-blocking I/O. Modified: tomcat/tc8.5.x/trunk/ (props changed) tomcat/tc8.5.x/trunk/java/org/apache/coyote/AsyncStateMachine.java tomcat/tc8.5.x/trunk/test/org/apache/catalina/nonblocking/TestNonBlockingAPI.java tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml Propchange: tomcat/tc8.5.x/trunk/ ------------------------------------------------------------------------------ --- svn:mergeinfo (original) +++ svn:mergeinfo Wed Jan 3 20:15:46 2018 @@ -1,2 +1,2 @@ /tomcat/tc8.0.x/trunk:1809644 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350,1811560,1811704,1811837-1811839,1811861,1811932,1812088,1812092,1812094,1812103,1812107,1812113,1812129,1812134-1812136,1812184,1812315,1812401,1812489,1812513,1812617,1813919,1814192,1814195,1814567,1814825,1814973,1814980,1815066,1815069,1815208,1815215,1815318-1815319,1815325,1815385,1815429,1815441-1815442,1815451,1815459,1815465,1815505,1815615,1815793,1815800,1815802,1815806,1815826,1815829,1815834,1815840,1815903,1815944,1815954,1816076,1816078,1816083,1816087,1816120,1816128,1816140,1816147,1816157,1816338,1816431,1816443,1816538,1816541,1816545,1816549-1816550,1816563,1816570,1816647,1816695-1816704,1816716,1816780,1816887,1817089,1817092,1817096,1817104,1817126,1817136-1817137,1817196,1817223,1817298,1817305,1817495,1817517,1817520,1817965,1818179,1818184,1818711,1818919,1818976,1819054,1819057,1819061,1819063,1819068,1819070-1819071,1819074,1819077,1819148,1819903,1820003,1820005 Modified: tomcat/tc8.5.x/trunk/java/org/apache/coyote/AsyncStateMachine.java URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/java/org/apache/coyote/AsyncStateMachine.java?rev=1820007&r1=1820006&r2=1820007&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/java/org/apache/coyote/AsyncStateMachine.java [UTF-8] (original) +++ tomcat/tc8.5.x/trunk/java/org/apache/coyote/AsyncStateMachine.java [UTF-8] Wed Jan 3 20:15:46 2018 @@ -350,6 +350,7 @@ public class AsyncStateMachine { private synchronized boolean doDispatch() { + clearNonBlockingListeners(); boolean doDispatch = false; if (state == AsyncState.STARTING || state == AsyncState.TIMING_OUT || Modified: tomcat/tc8.5.x/trunk/test/org/apache/catalina/nonblocking/TestNonBlockingAPI.java URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/test/org/apache/catalina/nonblocking/TestNonBlockingAPI.java?rev=1820007&r1=1820006&r2=1820007&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/test/org/apache/catalina/nonblocking/TestNonBlockingAPI.java (original) +++ tomcat/tc8.5.x/trunk/test/org/apache/catalina/nonblocking/TestNonBlockingAPI.java Wed Jan 3 20:15:46 2018 @@ -19,18 +19,25 @@ package org.apache.catalina.nonblocking; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; +import java.io.Serializable; import java.net.HttpURLConnection; import java.net.Socket; import java.net.URL; import java.nio.charset.StandardCharsets; +import java.util.ArrayList; import java.util.HashMap; +import java.util.HashSet; import java.util.List; import java.util.Map; +import java.util.Set; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.TimeUnit; import javax.net.SocketFactory; import javax.servlet.AsyncContext; import javax.servlet.AsyncEvent; import javax.servlet.AsyncListener; +import javax.servlet.DispatcherType; import javax.servlet.ReadListener; import javax.servlet.ServletException; import javax.servlet.ServletInputStream; @@ -41,10 +48,10 @@ import javax.servlet.http.HttpServletReq import javax.servlet.http.HttpServletResponse; import org.junit.Assert; +import org.junit.Ignore; import org.junit.Test; import org.apache.catalina.Context; -import org.apache.catalina.core.StandardContext; import org.apache.catalina.startup.BytesStreamer; import org.apache.catalina.startup.TesterServlet; import org.apache.catalina.startup.Tomcat; @@ -93,9 +100,8 @@ public class TestNonBlockingAPI extends private void doTestNonBlockingRead(boolean ignoreIsReady) throws Exception { Tomcat tomcat = getTomcatInstance(); - // Must have a real docBase - just use temp - StandardContext ctx = (StandardContext) tomcat.addContext("", - System.getProperty("java.io.tmpdir")); + // No file system docBase required + Context ctx = tomcat.addContext("", null); NBReadServlet servlet = new NBReadServlet(ignoreIsReady); String servletName = NBReadServlet.class.getName(); @@ -769,4 +775,224 @@ public class TestNonBlockingAPI extends } return rc; } + + + @Ignore + @Test + public void testDelayedNBWrite() throws Exception { + Tomcat tomcat = getTomcatInstance(); + + Context ctx = tomcat.addContext("", null); + CountDownLatch latch1 = new CountDownLatch(1); + DelayedNBWriteServlet servlet = new DelayedNBWriteServlet(latch1); + String servletName = DelayedNBWriteServlet.class.getName(); + Tomcat.addServlet(ctx, servletName, servlet); + ctx.addServletMappingDecoded("/", servletName); + + tomcat.start(); + + CountDownLatch latch2 = new CountDownLatch(2); + List exceptions = new ArrayList<>(); + + Thread t = new Thread( + new RequestExecutor("http://localhost:" + getPort() + "/", latch2, exceptions)); + t.start(); + + latch1.await(3000, TimeUnit.MILLISECONDS); + + Thread t1 = new Thread(new RequestExecutor( + "http://localhost:" + getPort() + "/?notify=true", latch2, exceptions)); + t1.start(); + + latch2.await(3000, TimeUnit.MILLISECONDS); + + if (exceptions.size() > 0) { + Assert.fail(); + } + } + + private static final class RequestExecutor implements Runnable { + private final String url; + private final CountDownLatch latch; + private final List exceptions; + + public RequestExecutor(String url, CountDownLatch latch, List exceptions) { + this.url = url; + this.latch = latch; + this.exceptions = exceptions; + } + + @Override + public void run() { + try { + ByteChunk result = new ByteChunk(); + int rc = getUrl(url, result, null); + Assert.assertTrue(rc == HttpServletResponse.SC_OK); + Assert.assertTrue(result.toString().contains("OK")); + } catch (Throwable e) { + e.printStackTrace(); + exceptions.add(e); + } finally { + latch.countDown(); + } + } + + } + + @WebServlet(asyncSupported = true) + private static final class DelayedNBWriteServlet extends TesterServlet { + private static final long serialVersionUID = 1L; + private final Set emitters = new HashSet<>(); + private final transient CountDownLatch latch; + + public DelayedNBWriteServlet(CountDownLatch latch) { + this.latch = latch; + } + + @Override + protected void doGet(HttpServletRequest request, HttpServletResponse response) + throws ServletException, IOException { + boolean notify = Boolean.parseBoolean(request.getParameter("notify")); + AsyncContext ctx = request.startAsync(); + ctx.setTimeout(1000); + if (!notify) { + emitters.add(new Emitter(ctx)); + latch.countDown(); + } else { + for (Emitter e : emitters) { + e.emit(); + } + response.getOutputStream().println("OK"); + response.getOutputStream().flush(); + ctx.complete(); + } + } + + } + + private static final class Emitter implements Serializable { + + private static final long serialVersionUID = 1L; + + private final transient AsyncContext ctx; + + Emitter(AsyncContext ctx) { + this.ctx = ctx; + } + + void emit() throws IOException { + ctx.getResponse().getOutputStream().setWriteListener(new WriteListener() { + private boolean written = false; + + @Override + public void onWritePossible() throws IOException { + ServletOutputStream out = ctx.getResponse().getOutputStream(); + if (out.isReady() && !written) { + out.println("OK"); + written = true; + } + if (out.isReady() && written) { + out.flush(); + if (out.isReady()) { + ctx.complete(); + } + } + } + + @Override + public void onError(Throwable t) { + t.printStackTrace(); + } + + }); + } + } + + + /* + * https://bz.apache.org/bugzilla/show_bug.cgi?id=61932 + */ + @Test + public void testNonBlockingReadWithDispatch() throws Exception { + Tomcat tomcat = getTomcatInstance(); + + // No file system docBase required + Context ctx = tomcat.addContext("", null); + + NBReadWithDispatchServlet servlet = new NBReadWithDispatchServlet(); + String servletName = NBReadWithDispatchServlet.class.getName(); + Tomcat.addServlet(ctx, servletName, servlet); + ctx.addServletMappingDecoded("/", servletName); + + tomcat.start(); + + Map> resHeaders = new HashMap<>(); + int rc = postUrl(true, new DataWriter(500), "http://localhost:" + + getPort() + "/", new ByteChunk(), resHeaders, null); + + Assert.assertEquals(HttpServletResponse.SC_OK, rc); + } + + + @WebServlet(asyncSupported = true) + private final class NBReadWithDispatchServlet extends TesterServlet { + + private static final long serialVersionUID = 1L; + + @Override + protected void doPost(HttpServletRequest req, HttpServletResponse resp) + throws ServletException, IOException { + + final CountDownLatch latch = new CountDownLatch(1); + + // Dispatch to "/error" will end up here + if (req.getDispatcherType().equals(DispatcherType.ASYNC)) { + // Return without writing anything. This will generate the + // expected 200 response. + return; + } + + final AsyncContext asyncCtx = req.startAsync(); + final ServletInputStream is = req.getInputStream(); + is.setReadListener(new ReadListener() { + + @Override + public void onDataAvailable() { + + try { + byte buffer[] = new byte[1 * 1024]; + while (is.isReady() && !is.isFinished()) { + is.read(buffer); + } + + } catch (IOException ex) { + ex.printStackTrace(); + } + } + + @Override + public void onAllDataRead() { + latch.countDown(); + } + + @Override + public void onError(Throwable t) { + } + }); + + Thread t = new Thread() { + + @Override + public void run() { + try { + latch.await(); + } catch (InterruptedException e) { + e.printStackTrace(); + } + asyncCtx.dispatch("/error"); + } + }; + t.start(); + } + } } Modified: tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml URL: http://svn.apache.org/viewvc/tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml?rev=1820007&r1=1820006&r2=1820007&view=diff ============================================================================== --- tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml (original) +++ tomcat/tc8.5.x/trunk/webapps/docs/changelog.xml Wed Jan 3 20:15:46 2018 @@ -97,6 +97,10 @@ cipher mapping. (markt) + 61932: Allow a call to AsyncContext.dispatch() + to terminate non-blocking I/O. (markt) + + 61948: Improve the handling of malformed ClientHello messages in the code that extracts the SNI information from a TLS handshake for the JSSE based NIO and NIO2 connectors. (markt) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscribe@tomcat.apache.org For additional commands, e-mail: dev-help@tomcat.apache.org