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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (FLINK-9231) Enable SO_REUSEADDR on listen sockets
Date Thu, 09 Aug 2018 11:54:00 GMT

    [ https://issues.apache.org/jira/browse/FLINK-9231?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16574734#comment-16574734
] 

ASF GitHub Bot commented on FLINK-9231:
---------------------------------------

tillrohrmann closed pull request #5920: [FLINK-9231] [web] Enable SO_REUSEADDR on listen sockets
for WebFront…
URL: https://github.com/apache/flink/pull/5920
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git a/flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/utils/WebFrontendBootstrap.java
b/flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/utils/WebFrontendBootstrap.java
index 740beaee1cb..3d8e36b4f3f 100644
--- a/flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/utils/WebFrontendBootstrap.java
+++ b/flink-runtime-web/src/main/java/org/apache/flink/runtime/webmonitor/utils/WebFrontendBootstrap.java
@@ -29,6 +29,7 @@
 import org.apache.flink.shaded.netty4.io.netty.channel.Channel;
 import org.apache.flink.shaded.netty4.io.netty.channel.ChannelFuture;
 import org.apache.flink.shaded.netty4.io.netty.channel.ChannelInitializer;
+import org.apache.flink.shaded.netty4.io.netty.channel.ChannelOption;
 import org.apache.flink.shaded.netty4.io.netty.channel.nio.NioEventLoopGroup;
 import org.apache.flink.shaded.netty4.io.netty.channel.socket.SocketChannel;
 import org.apache.flink.shaded.netty4.io.netty.channel.socket.nio.NioServerSocketChannel;
@@ -103,7 +104,8 @@ protected void initChannel(SocketChannel ch) {
 		this.bootstrap
 			.group(bossGroup, workerGroup)
 			.channel(NioServerSocketChannel.class)
-			.childHandler(initializer);
+			.childHandler(initializer)
+			.option(ChannelOption.SO_REUSEADDR, true);
 
 		ChannelFuture ch;
 		if (configuredAddress == null) {


 

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> Enable SO_REUSEADDR on listen sockets
> -------------------------------------
>
>                 Key: FLINK-9231
>                 URL: https://issues.apache.org/jira/browse/FLINK-9231
>             Project: Flink
>          Issue Type: Improvement
>          Components: Webfrontend
>            Reporter: Ted Yu
>            Assignee: Triones Deng
>            Priority: Major
>              Labels: pull-request-available
>
> This allows sockets to be bound even if there are sockets from a previous application
that are still pending closure.



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