russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
374 lines
17 KiB
Java
374 lines
17 KiB
Java
/*
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* Copyright (c) 2015, 2026, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test id=with-continuations
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* @bug 8087112
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* @requires os.family != "windows" | ( os.name != "Windows 10" & os.name != "Windows Server 2016"
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* & os.name != "Windows Server 2019" )
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* @requires os.family != "aix"
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* @library /test/lib /test/jdk/java/net/httpclient/lib
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* @build jdk.test.lib.net.SimpleSSLContext jdk.httpclient.test.lib.common.TestUtil
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* jdk.httpclient.test.lib.http2.Http2TestServer
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.httpclient.retryOnStreamlimit=20
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* -Djdk.httpclient.redirects.retrylimit=21
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* -Dsimpleget.repeat=1 -Dsimpleget.chunks=1 -Dsimpleget.requests=1000
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Dsimpleget.requests=150
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* -Dsimpleget.chunks=16384
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* -Djdk.httpclient.retryOnStreamlimit=5
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* -Djdk.httpclient.redirects.retrylimit=6
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* -Djdk.httpclient.quic.defaultMTU=16336
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* H3SimpleGet
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*/
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/*
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* @test id=with-continuations-aix
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* @bug 8087112
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* @requires os.family == "aix"
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* @library /test/lib /test/jdk/java/net/httpclient/lib
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* @build jdk.test.lib.net.SimpleSSLContext jdk.httpclient.test.lib.common.TestUtil
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* jdk.httpclient.test.lib.http2.Http2TestServer
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.httpclient.retryOnStreamlimit=20
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* -Djdk.httpclient.redirects.retrylimit=21
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* -Dsimpleget.repeat=1 -Dsimpleget.chunks=1 -Dsimpleget.requests=1000
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Dsimpleget.requests=150
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* -Dsimpleget.chunks=16384
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* -Djdk.httpclient.retryOnStreamlimit=5
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* -Djdk.httpclient.redirects.retrylimit=6
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* -Djdk.httpclient.quic.defaultMTU=8192
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* H3SimpleGet
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*/
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/*
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* @test id=without-continuation
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* @bug 8087112
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* @requires os.family == "windows" & ( os.name == "Windows 10" | os.name == "Windows Server 2016"
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* | os.name == "Windows Server 2019" )
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* @library /test/lib /test/jdk/java/net/httpclient/lib
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* @build jdk.test.lib.net.SimpleSSLContext jdk.httpclient.test.lib.common.TestUtil
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* jdk.httpclient.test.lib.http2.Http2TestServer
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -XX:+UnlockExperimentalVMOptions -XX:-VMContinuations
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -XX:+UnlockExperimentalVMOptions -XX:-VMContinuations
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* -Djdk.httpclient.retryOnStreamlimit=20
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* -Djdk.httpclient.redirects.retrylimit=21
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* -Dsimpleget.repeat=1 -Dsimpleget.chunks=1 -Dsimpleget.requests=1000
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -XX:+UnlockExperimentalVMOptions -XX:-VMContinuations
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* -Dsimpleget.requests=150
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* -Dsimpleget.chunks=16384
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* -Djdk.httpclient.retryOnStreamlimit=5
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* -Djdk.httpclient.redirects.retrylimit=6
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* -Djdk.httpclient.quic.defaultMTU=16336
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* H3SimpleGet
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*/
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/*
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* @test id=useNioSelector
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* @bug 8087112
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* @requires os.family != "aix"
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* @library /test/lib /test/jdk/java/net/httpclient/lib
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* @build jdk.test.lib.net.SimpleSSLContext jdk.httpclient.test.lib.common.TestUtil
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* jdk.httpclient.test.lib.http2.Http2TestServer
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.internal.httpclient.quic.useNioSelector=true
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.internal.httpclient.quic.useNioSelector=true
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* -Djdk.httpclient.retryOnStreamlimit=20
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* -Djdk.httpclient.redirects.retrylimit=21
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* -Dsimpleget.repeat=1 -Dsimpleget.chunks=1 -Dsimpleget.requests=1000
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.internal.httpclient.quic.useNioSelector=true
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* -Dsimpleget.requests=150
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* -Dsimpleget.chunks=16384
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* -Djdk.httpclient.retryOnStreamlimit=5
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* -Djdk.httpclient.redirects.retrylimit=6
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* -Djdk.httpclient.quic.defaultMTU=16336
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* H3SimpleGet
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*/
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/*
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* @test id=useNioSelector-aix
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* @bug 8087112
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* @requires os.family == "aix"
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* @library /test/lib /test/jdk/java/net/httpclient/lib
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* @build jdk.test.lib.net.SimpleSSLContext jdk.httpclient.test.lib.common.TestUtil
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* jdk.httpclient.test.lib.http2.Http2TestServer
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.internal.httpclient.quic.useNioSelector=true
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.internal.httpclient.quic.useNioSelector=true
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* -Djdk.httpclient.retryOnStreamlimit=20
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* -Djdk.httpclient.redirects.retrylimit=21
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* -Dsimpleget.repeat=1 -Dsimpleget.chunks=1 -Dsimpleget.requests=1000
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* H3SimpleGet
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* @run junit/othervm/timeout=480 -XX:+HeapDumpOnOutOfMemoryError -XX:+CrashOnOutOfMemoryError
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* -Djdk.internal.httpclient.quic.useNioSelector=true
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* -Dsimpleget.requests=150
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* -Dsimpleget.chunks=16384
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* -Djdk.httpclient.retryOnStreamlimit=5
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* -Djdk.httpclient.redirects.retrylimit=6
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* -Djdk.httpclient.quic.defaultMTU=8192
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* H3SimpleGet
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*/
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/*
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* @test id=reno-cc
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* @bug 8087112
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* @library /test/lib /test/jdk/java/net/httpclient/lib
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* @build jdk.test.lib.net.SimpleSSLContext jdk.httpclient.test.lib.common.TestUtil
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* jdk.httpclient.test.lib.http2.Http2TestServer
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* @run junit/othervm/timeout=480 -Djdk.internal.httpclient.quic.congestionController=reno
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* H3SimpleGet
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* @summary send multiple GET requests using Reno congestion controller
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*/
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// Interesting additional settings for debugging and manual testing:
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// -----------------------------------------------------------------
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// -Djdk.httpclient.HttpClient.log=requests,errors,quic:retransmit:control,http3
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// -Djdk.httpclient.HttpClient.log=errors,requests,quic:all
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// -Djdk.httpclient.quic.defaultMTU=64000
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// -Djdk.httpclient.quic.defaultMTU=16384
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// -Djdk.httpclient.quic.defaultMTU=4096
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// -Djdk.httpclient.http3.maxStreamLimitTimeout=1375
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// -Xmx16g
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// -Djdk.httpclient.quic.defaultMTU=16384
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// -Djdk.internal.httpclient.debug=err
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// -XX:+HeapDumpOnOutOfMemoryError
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// -Xmx768m -XX:MaxRAMPercentage=12.5
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// -Djdk.httpclient.HttpClient.log=errors,requests,http3
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// -Djdk.httpclient.HttpClient.log=errors,http3,quic:retransmit:control
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import java.io.IOException;
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import java.net.URI;
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import java.net.http.HttpClient;
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import java.net.http.HttpClient.Builder;
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import java.net.http.HttpRequest;
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import java.net.http.HttpResponse;
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import java.net.http.HttpResponse.BodyHandlers;
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import java.nio.charset.StandardCharsets;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Optional;
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import java.util.Set;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.ConcurrentSkipListSet;
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import java.util.concurrent.ExecutorService;
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import java.util.concurrent.Executors;
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import java.util.concurrent.TimeUnit;
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import java.util.function.Predicate;
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import javax.net.ssl.SSLContext;
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import jdk.httpclient.test.lib.common.HttpServerAdapters;
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import jdk.test.lib.net.SimpleSSLContext;
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import static java.net.http.HttpClient.Version.HTTP_3;
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import static java.net.http.HttpOption.Http3DiscoveryMode.HTTP_3_URI_ONLY;
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import static java.net.http.HttpOption.H3_DISCOVERY;
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import org.junit.jupiter.api.Assertions;
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import org.junit.jupiter.api.Test;
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public class H3SimpleGet implements HttpServerAdapters {
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static HttpTestServer httpsServer;
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static HttpClient client = null;
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private static final SSLContext sslContext = SimpleSSLContext.findSSLContext();
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static String httpsURIString;
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static ExecutorService serverExec =
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Executors.newThreadPerTaskExecutor(Thread.ofVirtual()
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.name("server-vt-worker-", 1).factory());
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static void initialize() throws Exception {
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try {
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client = getClient();
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httpsServer = HttpTestServer.create(HTTP_3_URI_ONLY, sslContext, serverExec);
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httpsServer.addHandler(new TestHandler(), "/");
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httpsURIString = "https://" + httpsServer.serverAuthority() + "/bar/";
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httpsServer.start();
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warmup();
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} catch (Throwable e) {
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System.err.println("Throwing now");
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e.printStackTrace();
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throw e;
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}
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}
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private static void warmup() throws Exception {
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// warmup server
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try (var client2 = createClient(sslContext, Executors.newThreadPerTaskExecutor(
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Thread.ofVirtual().name("client-2-vt-worker", 1).factory()))) {
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HttpRequest request = HttpRequest.newBuilder(URI.create(httpsURIString))
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.version(HTTP_3)
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.setOption(H3_DISCOVERY, HTTP_3_URI_ONLY)
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.HEAD().build();
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client2.send(request, BodyHandlers.ofByteArrayConsumer(b-> {}));
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}
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// warmup client
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var httpsServer2 = HttpTestServer.create(HTTP_3_URI_ONLY, sslContext,
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Executors.newThreadPerTaskExecutor(
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Thread.ofVirtual().name("server-2-vt-worker", 1).factory()));
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httpsServer2.addHandler(new TestHandler(), "/");
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var httpsURIString2 = "https://" + httpsServer2.serverAuthority() + "/bar/";
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httpsServer2.start();
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try {
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HttpRequest request = HttpRequest.newBuilder(URI.create(httpsURIString2))
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.version(HTTP_3)
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.setOption(H3_DISCOVERY, HTTP_3_URI_ONLY)
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.HEAD().build();
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client.send(request, BodyHandlers.ofByteArrayConsumer(b-> {}));
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} finally {
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httpsServer2.stop();
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}
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}
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public static void main(String[] args) throws Exception {
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new H3SimpleGet().test();
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}
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static volatile boolean waitBeforeTest = false;
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@Test
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public void test() throws Exception {
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try {
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if (waitBeforeTest) {
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Thread.sleep(20000);
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}
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long prestart = System.nanoTime();
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initialize();
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long done = System.nanoTime();
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System.out.println("Stat: Initialization and warmup took "
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+ TimeUnit.NANOSECONDS.toMillis(done-prestart)+" millis");
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HttpRequest request = HttpRequest.newBuilder(URI.create(httpsURIString))
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.version(HTTP_3)
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.setOption(H3_DISCOVERY, HTTP_3_URI_ONLY)
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.GET().build();
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long start = System.nanoTime();
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var resp = client.send(request, BodyHandlers.ofByteArrayConsumer(b-> {}));
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Assertions.assertEquals(200, resp.statusCode());
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long elapsed = System.nanoTime() - start;
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System.out.println("Stat: First request took: " + elapsed
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+ " nanos (" + TimeUnit.NANOSECONDS.toMillis(elapsed) + " ms)");
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final int max = property("simpleget.requests", 50);
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List<CompletableFuture<HttpResponse<Void>>> list = new ArrayList<>(max);
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Set<String> connections = new ConcurrentSkipListSet<>();
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long start2 = System.nanoTime();
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for (int i = 0; i < max; i++) {
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var cf = client.sendAsync(request, BodyHandlers.ofByteArrayConsumer(b-> {}))
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.whenComplete((r, t) -> Optional.ofNullable(r)
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.flatMap(HttpResponse::connectionLabel)
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.ifPresent(connections::add));
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list.add(cf);
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//cf.get(); // uncomment to test with serial instead of concurrent requests
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}
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try {
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CompletableFuture.allOf(list.toArray(new CompletableFuture[0])).join();
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} finally {
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long elapsed2 = System.nanoTime() - start2;
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long completed = list.stream().filter(CompletableFuture::isDone)
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.filter(Predicate.not(CompletableFuture::isCompletedExceptionally)).count();
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connections.forEach(System.out::println);
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if (completed > 0) {
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System.out.println("Stat: Next " + completed + " requests took: " + elapsed2 + " nanos ("
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+ TimeUnit.NANOSECONDS.toMillis(elapsed2) + "ms for " + completed + " requests): "
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+ elapsed2 / completed + " nanos per request ("
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+ TimeUnit.NANOSECONDS.toMillis(elapsed2) / completed + " ms) on "
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+ connections.size() + " connections");
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}
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}
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list.forEach((cf) -> Assertions.assertEquals(200, cf.join().statusCode()));
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} catch (Throwable tt) {
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System.err.println("tt caught");
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tt.printStackTrace();
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throw tt;
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} finally {
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httpsServer.stop();
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}
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}
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static HttpClient createClient(SSLContext sslContext, ExecutorService clientExec) {
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var builder = HttpServerAdapters.createClientBuilderForH3()
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.sslContext(sslContext)
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.version(HTTP_3)
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.proxy(Builder.NO_PROXY);
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if (clientExec != null) {
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builder = builder.executor(clientExec);
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}
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return builder.build();
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}
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static HttpClient getClient() {
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if (client == null) {
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client = createClient(sslContext, null);
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}
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return client;
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}
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static int property(String name, int defaultValue) {
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return Integer.parseInt(System.getProperty(name, String.valueOf(defaultValue)));
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}
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// 32 * 32 * 1024 * 10 chars = 10Mb responses
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// 50 requests => 500Mb
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// 100 requests => 1Gb
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// 1000 requests => 10Gb
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private final static int REPEAT = property("simpleget.repeat", 32);
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private final static String RESPONSE = "abcdefghij".repeat(property("simpleget.chunks", 1024*32));
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private final static byte[] RESPONSE_BYTES = RESPONSE.getBytes(StandardCharsets.UTF_8);
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private static class TestHandler implements HttpTestHandler {
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@Override
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public void handle(HttpTestExchange t) throws IOException {
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try (var in = t.getRequestBody()) {
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byte[] input = in.readAllBytes();
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t.sendResponseHeaders(200, RESPONSE_BYTES.length * REPEAT);
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try (var out = t.getResponseBody()) {
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if (t.getRequestMethod().equals("HEAD")) return;
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for (int i=0; i<REPEAT; i++) {
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out.write(RESPONSE_BYTES);
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}
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}
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}
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}
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}
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}
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