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Posted to issues@flink.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2021/01/12 06:55:00 UTC
[jira] [Updated] (FLINK-20935) can't write flink configuration to
tmp file and add it to local resource in yarn session mode
[ https://issues.apache.org/jira/browse/FLINK-20935?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated FLINK-20935:
-----------------------------------
Labels: pull-request-available (was: )
> can't write flink configuration to tmp file and add it to local resource in yarn session mode
> ---------------------------------------------------------------------------------------------
>
> Key: FLINK-20935
> URL: https://issues.apache.org/jira/browse/FLINK-20935
> Project: Flink
> Issue Type: Bug
> Components: Deployment / YARN
> Affects Versions: 1.12.0, 1.13.0
> Reporter: yuemeng
> Priority: Major
> Labels: pull-request-available
>
> In flink 1.12.0 or lastest version,when we execute command such as bin/yarn-session.sh -n 20 -jm 9096 -nm 4096 -st,the depoy will be failed with follow errors:
> {code}
> org.apache.flink.client.deployment.ClusterDeploymentException: Couldn't deploy Yarn session cluster
> at org.apache.flink.yarn.YarnClusterDescriptor.deploySessionCluster(YarnClusterDescriptor.java:411)
> at org.apache.flink.yarn.cli.FlinkYarnSessionCli.run(FlinkYarnSessionCli.java:498)
> at org.apache.flink.yarn.cli.FlinkYarnSessionCli.lambda$main$4(FlinkYarnSessionCli.java:730)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1754)
> at org.apache.flink.runtime.security.contexts.HadoopSecurityContext.runSecured(HadoopSecurityContext.java:41)
> at org.apache.flink.yarn.cli.FlinkYarnSessionCli.main(FlinkYarnSessionCli.java:730)
> Caused by: java.io.FileNotFoundException: File does not exist: /tmp/application_1573723355201_0036-flink-conf.yaml688141408443326132.tmp
> at org.apache.hadoop.hdfs.DistributedFileSystem$22.doCall(DistributedFileSystem.java:1309)
> {code}
> when we called startAppMaster method in YarnClusterDescriptor,it will be try to write flink configuration to tmp file and add it to local resource. but the follow code will make the tmp file system as a distribute file system
> {code}
> // Upload the flink configuration
> // write out configuration file
> File tmpConfigurationFile = null;
> try {
> tmpConfigurationFile = File.createTempFile(appId + "-flink-conf.yaml", null);
> BootstrapTools.writeConfiguration(configuration, tmpConfigurationFile);
> String flinkConfigKey = "flink-conf.yaml";
> fileUploader.registerSingleLocalResource(
> flinkConfigKey,
> new Path(tmpConfigurationFile.getAbsolutePath()),
> "",
> LocalResourceType.FILE,
> true,
> true);
> classPathBuilder.append("flink-conf.yaml").append(File.pathSeparator);
> } finally {
> if (tmpConfigurationFile != null && !tmpConfigurationFile.delete()) {
> LOG.warn("Fail to delete temporary file {}.", tmpConfigurationFile.toPath());
> }
> }
> {code}
> {code} tmpConfigurationFile.getAbsolutePath() {code} method will be return a path without file schema and the file system will be considered as a distribute file system
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