sankarh commented on a change in pull request #569: HIVE-21446 : Hive Server
going OOM during hive external table replications
URL: https://github.com/apache/hive/pull/569#discussion_r266296453
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/exec/repl/ExternalTableCopyTaskBuilder.java
##########
@@ -99,53 +99,65 @@ private boolean createAndSetPathOwner(Path destPath, Path
sourcePath) throws IOE
return createdDir;
}
- private boolean setTargetPathOwner(Path targetPath, Path sourcePath,
String distCpDoAsUser)
- throws IOException {
- if (distCpDoAsUser == null) {
+ private boolean setTargetPathOwner(Path targetPath, Path sourcePath,
UserGroupInformation proxyUser)
+ throws IOException, InterruptedException {
+ if (proxyUser == null) {
return createAndSetPathOwner(targetPath, sourcePath);
}
- UserGroupInformation proxyUser = UserGroupInformation.createProxyUser(
- distCpDoAsUser, UserGroupInformation.getLoginUser());
- try {
- Path finalTargetPath = targetPath;
- Path finalSourcePath = sourcePath;
- return proxyUser.doAs((PrivilegedExceptionAction<Boolean>) () ->
- createAndSetPathOwner(finalTargetPath, finalSourcePath));
- } catch (InterruptedException e) {
- throw new IOException(e);
+ return proxyUser.doAs((PrivilegedExceptionAction<Boolean>) () ->
+ createAndSetPathOwner(targetPath, sourcePath));
+ }
+
+ private boolean checkIfPathExist(Path sourcePath, UserGroupInformation
proxyUser) throws Exception {
+ if (proxyUser == null) {
+ return sourcePath.getFileSystem(conf).exists(sourcePath);
}
+ return proxyUser.doAs((PrivilegedExceptionAction<Boolean>) () ->
+ sourcePath.getFileSystem(conf).exists(sourcePath));
}
- private int handleException(Exception e, Path sourcePath, Path targetPath,
int currentRetry) {
+ private int handleException(Exception e, Path sourcePath, Path targetPath,
+ int currentRetry, UserGroupInformation
proxyUser) {
try {
- if (!sourcePath.getFileSystem(conf).exists(sourcePath)) {
- LOG.warn("Source path missing " + sourcePath, e);
+ LOG.warn("Checking if source path " + sourcePath + " is missing for
exception ", e);
Review comment:
It can be just info or debug.
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