Github user mxm commented on a diff in the pull request:
https://github.com/apache/flink/pull/2275#discussion_r72456165
--- Diff:
flink-yarn/src/main/java/org/apache/flink/yarn/YarnApplicationMasterRunner.java
---
@@ -125,29 +124,35 @@ protected int run(String[] args) {
try {
LOG.debug("All environment variables: {}", ENV);
- final String yarnClientUsername =
ENV.get(YarnConfigKeys.ENV_CLIENT_USERNAME);
+ final String yarnClientUsername =
ENV.get(YarnConfigKeys.ENV_HADOOP_USER_NAME);
require(yarnClientUsername != null, "YARN client user
name environment variable {} not set",
- YarnConfigKeys.ENV_CLIENT_USERNAME);
+ YarnConfigKeys.ENV_HADOOP_USER_NAME);
- final UserGroupInformation currentUser;
- try {
- currentUser =
UserGroupInformation.getCurrentUser();
- } catch (Throwable t) {
- throw new Exception("Cannot access
UserGroupInformation information for current user", t);
- }
+ final String currDir = ENV.get(Environment.PWD.key());
+ require(currDir != null, "Current working directory
variable (%s) not set", Environment.PWD.key());
+ LOG.debug("Current working Directory: {}", currDir);
- LOG.info("YARN daemon runs as user {}. Running Flink
Application Master/JobManager as user {}",
--- End diff --
Could we keep this log output which prints out the user?
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