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Fix tcp user timeout at server for vertx 4x #5962

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Merged
vietj merged 2 commits into from
Feb 11, 2026
Merged

Fix tcp user timeout at server for vertx 4x #5962

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879003f
tcp user timeout changes
shashank-bairy Feb 6, 2026
7fbcafb
set tcp user timeout in epoll transport
shashank-bairy Feb 6, 2026
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3 changes: 2 additions & 1 deletion src/main/java/examples/CoreExamples.java
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Original file line number Diff line number Diff line change
Expand Up @@ -412,13 +412,14 @@ public void configureNative() {
System.out.println("Running with native: " + usingNative);
}

public void configureLinuxOptions(Vertx vertx, boolean fastOpen, boolean cork, boolean quickAck, boolean reusePort) {
public void configureLinuxOptions(Vertx vertx, boolean fastOpen, boolean cork, boolean quickAck, boolean reusePort, int tcpUserTimeout) {
// Available on Linux
vertx.createHttpServer(new HttpServerOptions()
.setTcpFastOpen(fastOpen)
.setTcpCork(cork)
.setTcpQuickAck(quickAck)
.setReusePort(reusePort)
.setTcpUserTimeout(tcpUserTimeout)
);
}

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5 changes: 5 additions & 0 deletions src/main/java/io/vertx/core/http/HttpServerOptions.java
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Expand Up @@ -509,6 +509,11 @@ public HttpServerOptions setTcpQuickAck(boolean tcpQuickAck) {
return (HttpServerOptions) super.setTcpQuickAck(tcpQuickAck);
}

@Override
public HttpServerOptions setTcpUserTimeout(int tcpUserTimeout) {
return (HttpServerOptions) super.setTcpUserTimeout(tcpUserTimeout);
}

@Override
public HttpServerOptions addCrlPath(String crlPath) throws NullPointerException {
return (HttpServerOptions) super.addCrlPath(crlPath);
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1 change: 1 addition & 0 deletions src/main/java/io/vertx/core/impl/transports/EpollTransport.java
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Expand Up @@ -143,6 +143,7 @@ public void configure(NetServerOptions options, boolean domainSocket, ServerBoot
if (options.isTcpFastOpen()) {
bootstrap.option(EpollChannelOption.TCP_FASTOPEN, options.isTcpFastOpen() ? pendingFastOpenRequestsThreshold : 0);
}
bootstrap.childOption(EpollChannelOption.TCP_USER_TIMEOUT, options.getTcpUserTimeout());
bootstrap.childOption(EpollChannelOption.TCP_QUICKACK, options.isTcpQuickAck());
bootstrap.childOption(EpollChannelOption.TCP_CORK, options.isTcpCork());

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5 changes: 5 additions & 0 deletions src/main/java/io/vertx/core/net/NetClientOptions.java
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Expand Up @@ -289,6 +289,11 @@ public NetClientOptions setTcpQuickAck(boolean tcpQuickAck) {
return (NetClientOptions) super.setTcpQuickAck(tcpQuickAck);
}

@Override
public NetClientOptions setTcpUserTimeout(int tcpUserTimeout) {
return (NetClientOptions) super.setTcpUserTimeout(tcpUserTimeout);
}

@Deprecated
@Override
public ClientOptionsBase setOpenSslEngineOptions(OpenSSLEngineOptions sslEngineOptions) {
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5 changes: 5 additions & 0 deletions src/main/java/io/vertx/core/net/NetServerOptions.java
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Expand Up @@ -332,6 +332,11 @@ public NetServerOptions setTcpQuickAck(boolean tcpQuickAck) {
return (NetServerOptions) super.setTcpQuickAck(tcpQuickAck);
}

@Override
public NetServerOptions setTcpUserTimeout(int tcpUserTimeout) {
return (NetServerOptions) super.setTcpUserTimeout(tcpUserTimeout);
}

@Override
public NetServerOptions addCrlPath(String crlPath) throws NullPointerException {
return (NetServerOptions) super.addCrlPath(crlPath);
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3 changes: 3 additions & 0 deletions src/main/java/io/vertx/core/net/TCPSSLOptions.java
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Original file line number Diff line number Diff line change
Expand Up @@ -870,6 +870,9 @@ public int getTcpUserTimeout() {
* @param tcpUserTimeout the tcp user timeout value
*/
public TCPSSLOptions setTcpUserTimeout(int tcpUserTimeout) {
if (tcpUserTimeout < 0) {
throw new IllegalArgumentException("tcpUserTimeout must be >= 0");
}
this.tcpUserTimeout = tcpUserTimeout;
return this;
}
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18 changes: 18 additions & 0 deletions src/test/java/io/vertx/core/http/Http1xTest.java
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Expand Up @@ -108,6 +108,12 @@ public void testClientOptions() {
assertEquals(options, options.setTcpKeepAlive(!tcpKeepAlive));
assertEquals(!tcpKeepAlive, options.isTcpKeepAlive());

assertEquals(TCPSSLOptions.DEFAULT_TCP_USER_TIMEOUT, options.getTcpUserTimeout());
int tcpUserTimeout = TestUtils.randomPositiveInt();
assertEquals(options, options.setTcpUserTimeout(tcpUserTimeout));
assertEquals(tcpUserTimeout, options.getTcpUserTimeout());
assertIllegalArgumentException(() -> options.setTcpUserTimeout(-1000));

int soLinger = -1;
assertEquals(soLinger, options.getSoLinger());
rand = TestUtils.randomPositiveInt();
Expand Down Expand Up @@ -317,6 +323,12 @@ public void testServerOptions() {
assertEquals(options, options.setTcpKeepAlive(!tcpKeepAlive));
assertEquals(!tcpKeepAlive, options.isTcpKeepAlive());

assertEquals(TCPSSLOptions.DEFAULT_TCP_USER_TIMEOUT, options.getTcpUserTimeout());
int tcpUserTimeout = TestUtils.randomPositiveInt();
assertEquals(options, options.setTcpUserTimeout(tcpUserTimeout));
assertEquals(tcpUserTimeout, options.getTcpUserTimeout());
assertIllegalArgumentException(() -> options.setTcpUserTimeout(-1000));

int soLinger = -1;
assertEquals(soLinger, options.getSoLinger());
rand = TestUtils.randomPositiveInt();
Expand Down Expand Up @@ -584,6 +596,7 @@ public void testClientOptionsJson() {
int trafficClass = TestUtils.randomByte() + 128;
boolean tcpNoDelay = rand.nextBoolean();
boolean tcpKeepAlive = rand.nextBoolean();
int tcpUserTimeout = TestUtils.randomPositiveInt();
int soLinger = TestUtils.randomPositiveInt();
int idleTimeout = TestUtils.randomPositiveInt();
boolean ssl = rand.nextBoolean();
Expand Down Expand Up @@ -634,6 +647,7 @@ public void testClientOptionsJson() {
.put("trafficClass", trafficClass)
.put("tcpNoDelay", tcpNoDelay)
.put("tcpKeepAlive", tcpKeepAlive)
.put("tcpUserTimeout", tcpUserTimeout)
.put("soLinger", soLinger)
.put("idleTimeout", idleTimeout)
.put("ssl", ssl)
Expand Down Expand Up @@ -681,6 +695,7 @@ public void testClientOptionsJson() {
assertEquals(reuseAddress, options.isReuseAddress());
assertEquals(trafficClass, options.getTrafficClass());
assertEquals(tcpKeepAlive, options.isTcpKeepAlive());
assertEquals(tcpUserTimeout, options.getTcpUserTimeout());
assertEquals(tcpNoDelay, options.isTcpNoDelay());
assertEquals(soLinger, options.getSoLinger());
assertEquals(idleTimeout, options.getIdleTimeout());
Expand Down Expand Up @@ -888,6 +903,7 @@ public void testServerOptionsJson() {
int trafficClass = TestUtils.randomByte() + 128;
boolean tcpNoDelay = rand.nextBoolean();
boolean tcpKeepAlive = rand.nextBoolean();
int tcpUserTimeout = TestUtils.randomPositiveInt();
int soLinger = TestUtils.randomPositiveInt();
int idleTimeout = TestUtils.randomPositiveInt();
boolean ssl = rand.nextBoolean();
Expand Down Expand Up @@ -931,6 +947,7 @@ public void testServerOptionsJson() {
.put("trafficClass", trafficClass)
.put("tcpNoDelay", tcpNoDelay)
.put("tcpKeepAlive", tcpKeepAlive)
.put("tcpUserTimeout", tcpUserTimeout)
.put("soLinger", soLinger)
.put("idleTimeout", idleTimeout)
.put("ssl", ssl)
Expand Down Expand Up @@ -971,6 +988,7 @@ public void testServerOptionsJson() {
assertEquals(reuseAddress, options.isReuseAddress());
assertEquals(trafficClass, options.getTrafficClass());
assertEquals(tcpKeepAlive, options.isTcpKeepAlive());
assertEquals(tcpUserTimeout, options.getTcpUserTimeout());
assertEquals(tcpNoDelay, options.isTcpNoDelay());
assertEquals(soLinger, options.getSoLinger());
assertEquals(idleTimeout, options.getIdleTimeout());
Expand Down
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