tomicooler commented on a change in pull request #3355:
URL: https://github.com/apache/hadoop/pull/3355#discussion_r705011903
##########
File path:
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/logaggregation/filecontroller/LogAggregationFileController.java
##########
@@ -427,17 +428,25 @@ public void verifyAndCreateRemoteLogDir() {
throw new YarnRuntimeException("Failed to create remoteLogDir ["
+ remoteRootLogDir + "]", e);
}
- } else{
+ } else {
//Check if FS has capability to set/modify permissions
+ Path permissionCheckFile = new Path(qualified,
String.format("%s.permission_check",
+ RandomStringUtils.randomAlphanumeric(8)));
try {
- remoteFS.setPermission(qualified, new FsPermission(TLDIR_PERMISSIONS));
+ remoteFS.createNewFile(permissionCheckFile);
+ remoteFS.setPermission(permissionCheckFile, new
FsPermission(TLDIR_PERMISSIONS));
} catch (UnsupportedOperationException use) {
LOG.info("Unable to set permissions for configured filesystem since"
Review comment:
https://issues.apache.org/jira/browse/YARN-10937
##########
File path:
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/java/org/apache/hadoop/yarn/logaggregation/filecontroller/LogAggregationFileController.java
##########
@@ -427,17 +428,25 @@ public void verifyAndCreateRemoteLogDir() {
throw new YarnRuntimeException("Failed to create remoteLogDir ["
+ remoteRootLogDir + "]", e);
}
- } else{
+ } else {
//Check if FS has capability to set/modify permissions
+ Path permissionCheckFile = new Path(qualified,
String.format("%s.permission_check",
+ RandomStringUtils.randomAlphanumeric(8)));
try {
- remoteFS.setPermission(qualified, new FsPermission(TLDIR_PERMISSIONS));
+ remoteFS.createNewFile(permissionCheckFile);
+ remoteFS.setPermission(permissionCheckFile, new
FsPermission(TLDIR_PERMISSIONS));
} catch (UnsupportedOperationException use) {
LOG.info("Unable to set permissions for configured filesystem since"
+ " it does not support this", remoteFS.getScheme());
fsSupportsChmod = false;
} catch (IOException e) {
LOG.warn("Failed to check if FileSystem suppports permissions on "
Review comment:
https://issues.apache.org/jira/browse/YARN-10936
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