[ https://issues.apache.org/jira/browse/FLINK-24212?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Xintong Song updated FLINK-24212: --------------------------------- Fix Version/s: 1.12.6 > kerberos krb5.conf file is mounted as empty directory, not the expected file > ---------------------------------------------------------------------------- > > Key: FLINK-24212 > URL: https://issues.apache.org/jira/browse/FLINK-24212 > Project: Flink > Issue Type: Bug > Components: Deployment / Kubernetes > Affects Versions: 1.14.0, 1.12.5, 1.13.2, 1.15.0 > Reporter: LiuZeshan > Assignee: LiuZeshan > Priority: Major > Labels: pull-request-available > Fix For: 1.14.0, 1.12.6, 1.13.3, 1.15.0 > > Attachments: mykrb5conf.yaml > > > From FLINK-18971,we can mount kerberos krb5 conf file to pod with path > /etc/krb5.conf,however if the krb5 conf file is not named krb5.conf (e.g > named mykrb5.conf),the mount path /etc/krb5.conf in pod will be an empty > directory, not a file that we expect. > {code:java} > root@mykrb5-conf-test-6dd5c76f87-vfwh5:/# ls /etc/krb5.conf/ -la > total 8 > drwxrwxrwx 2 root root 4096 Sep 8 10:42 . > drwxr-xr-x 1 root root 4096 Sep 8 10:42 ..{code} > > The reason is that, the code in > [KerberosMountDecrator#decroateFlinkPod|https://github.com/apache/flink/blob/7e91e82fca999ddefa7ebdf198b8cfd3b6998b8b/flink-kubernetes/src/main/java/org/apache/flink/kubernetes/kubeclient/decorators/KerberosMountDecorator.java#L110], > we create the deployment like this: > {code:java} > ... > volumeMounts: > - mountPath: /etc/krb5.conf > name: my-krb5conf-volume > subPath: krb5.conf > ... > volumes: > - configMap: > defaultMode: 420 > items: > - key: mykrb5.conf > path: mykrb5.conf > name: my-krb5conf > name: my-krb5conf-volume > {code} > path value should be set to const value "krb5.conf", not the file name that > user provide (path: mykrb5.conf). > we can use the yaml description file attachment to reproduce the problem. > [^mykrb5conf.yaml] > -- This message was sent by Atlassian Jira (v8.3.4#803005)