Github user EronWright commented on a diff in the pull request:
https://github.com/apache/flink/pull/3335#discussion_r103593926
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/state/filesystem/FsCheckpointStreamFactory.java
---
@@ -104,6 +104,7 @@ public FsCheckpoin
GitHub user WangTaoTheTonic opened a pull request:
https://github.com/apache/flink/pull/3335
[FLINK-5818][Security]change checkpoint dir permission to 700
Now checkpoint directory is made w/o specified permission, so it is easy
for another user to delete or read files under it, whic
