wangyang0918 commented on a change in pull request #10010:
[FLINK-10435][yarn]Client sporadically hangs after Ctrl + C
URL: https://github.com/apache/flink/pull/10010#discussion_r339440907
##########
File path:
flink-yarn/src/main/java/org/apache/flink/yarn/YarnClusterDescriptor.java
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@@ -1526,16 +1525,22 @@ public YarnDeploymentException(String message,
Throwable cause) {
private final YarnClientApplication yarnApplication;
private final Path yarnFilesDir;
- DeploymentFailureHook(YarnClient yarnClient,
YarnClientApplication yarnApplication, Path yarnFilesDir) {
- this.yarnClient =
Preconditions.checkNotNull(yarnClient);
+ DeploymentFailureHook(YarnClientApplication yarnApplication,
Path yarnFilesDir) {
this.yarnApplication =
Preconditions.checkNotNull(yarnApplication);
this.yarnFilesDir =
Preconditions.checkNotNull(yarnFilesDir);
+
+ // A new yarn client need to be created in shutdown
hook in order to avoid
+ // the yarn client has been closed by
YarnClusterDescriptor.
+ this.yarnClient = YarnClient.createYarnClient();
+ this.yarnClient.init(yarnConfiguration);
}
@Override
public void run() {
LOG.info("Cancelling deployment from Deployment Failure
Hook");
+ this.yarnClient.start();
Review comment:
Have updated.
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