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https://issues.apache.org/jira/browse/HIVE-24783?focusedWorklogId=558231&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-558231
]
ASF GitHub Bot logged work on HIVE-24783:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 25/Feb/21 21:51
Start Date: 25/Feb/21 21:51
Worklog Time Spent: 10m
Work Description: pkumarsinha commented on a change in pull request #2005:
URL: https://github.com/apache/hive/pull/2005#discussion_r583218805
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/exec/repl/ReplLoadTask.java
##########
@@ -500,11 +503,25 @@ private void dropTablesExcludedInReplScope(ReplScope
replScope) throws HiveExcep
}
private void createReplLoadCompleteAckTask() {
- if ((work.isIncrementalLoad() &&
!work.incrementalLoadTasksBuilder().hasMoreWork() &&
!work.hasBootstrapLoadTasks())
- || (!work.isIncrementalLoad() && !work.hasBootstrapLoadTasks())) {
+ if (!work.hasBootstrapLoadTasks() && (work.isIncrementalLoad() ?
!work.incrementalLoadTasksBuilder().hasMoreWork() : true)){
//All repl load tasks are executed and status is 0, create the task to
add the acknowledgement
+ List<Runnable> listOfPreAckTasks = new LinkedList<>();
+ listOfPreAckTasks.add(new Runnable() {
+ @Override
+ public void run() {
+ try{
+ HiveMetaStoreClient metaStoreClient = new
HiveMetaStoreClient(conf);
+ long currentNotificationID =
metaStoreClient.getCurrentNotificationEventId().getEventId();
+ Path notificationFilePath = new Path(work.dumpDirectory,
LOAD_METADATA.toString());
+ Utils.writeOutput(String.valueOf(currentNotificationID),
notificationFilePath, conf);
+ LOG.info("Created NotificationACK file : {} with NotificationID :
{}", notificationFilePath, currentNotificationID);
Review comment:
NotificationACK file -> Load metadata file
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/exec/repl/ReplLoadTask.java
##########
@@ -500,11 +504,25 @@ private void dropTablesExcludedInReplScope(ReplScope
replScope) throws HiveExcep
}
private void createReplLoadCompleteAckTask() {
- if ((work.isIncrementalLoad() &&
!work.incrementalLoadTasksBuilder().hasMoreWork() &&
!work.hasBootstrapLoadTasks())
- || (!work.isIncrementalLoad() && !work.hasBootstrapLoadTasks())) {
+ if (!work.hasBootstrapLoadTasks() && (work.isIncrementalLoad() ?
!work.incrementalLoadTasksBuilder().hasMoreWork() : true)){
//All repl load tasks are executed and status is 0, create the task to
add the acknowledgement
+ List<Runnable> listOfPreAckTasks = new LinkedList<>();
+ listOfPreAckTasks.add(new Runnable() {
+ @Override
+ public void run() {
+ try{
+ HiveMetaStoreClient metaStoreClient = new
HiveMetaStoreClient(conf);
+ long currentNotificationID =
metaStoreClient.getCurrentNotificationEventId().getEventId();
+ Path notificationFilePath = new Path(work.dumpDirectory,
NOTIFICATION_FILE.toString());
+ Utils.writeOutput(String.valueOf(currentNotificationID),
notificationFilePath, conf);
+ LOG.info("Created NotificationACK file : {} with NotificationID :
{}", notificationFilePath, currentNotificationID);
+ }catch (Exception e) {
+ e.printStackTrace();
Review comment:
Use a varaint of RuntimeException and throw it back
##########
File path:
itests/hive-unit/src/test/java/org/apache/hadoop/hive/ql/parse/WarehouseInstance.java
##########
@@ -414,6 +418,24 @@ WarehouseInstance verifyResults(List data) throws
IOException {
return this;
}
+ long verifyNotificationAck(String dumpLocation, long prevNotificationID)
throws Exception {
Review comment:
Move it to TestReplicationScenariosAcidTables
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/exec/repl/ReplLoadTask.java
##########
@@ -500,11 +503,25 @@ private void dropTablesExcludedInReplScope(ReplScope
replScope) throws HiveExcep
}
private void createReplLoadCompleteAckTask() {
- if ((work.isIncrementalLoad() &&
!work.incrementalLoadTasksBuilder().hasMoreWork() &&
!work.hasBootstrapLoadTasks())
- || (!work.isIncrementalLoad() && !work.hasBootstrapLoadTasks())) {
+ if (!work.hasBootstrapLoadTasks() && (work.isIncrementalLoad() ?
!work.incrementalLoadTasksBuilder().hasMoreWork() : true)){
Review comment:
Few lines like this are crossing the default max length(120 I thinl)
for check-style. You may want to format them
##########
File path:
itests/hive-unit/src/test/java/org/apache/hadoop/hive/ql/parse/WarehouseInstance.java
##########
@@ -414,6 +418,24 @@ WarehouseInstance verifyResults(List data) throws
IOException {
return this;
}
+ long verifyNotificationAck(String dumpLocation, long prevNotificationID)
throws Exception {
+ FileSystem fs = new Path(dumpLocation).getFileSystem(hiveConf);
+ Path notificationAckFile = new Path(dumpLocation,
ReplUtils.REPL_HIVE_BASE_DIR + "/" + ReplAck.NOTIFICATION_FILE);
+ assertTrue(fs.exists(notificationAckFile));
+ long currentNotificationID = getCurrentNotificationEventId().getEventId();
+ long previousLoadNotificationID =
fetchNotificationIDFromDump(notificationAckFile, fs);
+ assertTrue(previousLoadNotificationID > prevNotificationID &&
currentNotificationID > previousLoadNotificationID);
+ return previousLoadNotificationID;
+ }
+
+ long fetchNotificationIDFromDump(Path notificationAckFile, FileSystem fs)
throws Exception{
+ InputStream inputstream = fs.open(notificationAckFile);
+ BufferedReader reader = new BufferedReader(new
InputStreamReader(inputstream));
+ String line = reader.readLine();
+ assertTrue(line!=null && reader.readLine()==null);
+ return Long.parseLong(line);
Review comment:
close the reader/stream
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/exec/repl/ReplLoadTask.java
##########
@@ -500,11 +503,25 @@ private void dropTablesExcludedInReplScope(ReplScope
replScope) throws HiveExcep
}
private void createReplLoadCompleteAckTask() {
- if ((work.isIncrementalLoad() &&
!work.incrementalLoadTasksBuilder().hasMoreWork() &&
!work.hasBootstrapLoadTasks())
- || (!work.isIncrementalLoad() && !work.hasBootstrapLoadTasks())) {
+ if (!work.hasBootstrapLoadTasks() && (work.isIncrementalLoad() ?
!work.incrementalLoadTasksBuilder().hasMoreWork() : true)){
//All repl load tasks are executed and status is 0, create the task to
add the acknowledgement
+ List<Runnable> listOfPreAckTasks = new LinkedList<>();
+ listOfPreAckTasks.add(new Runnable() {
+ @Override
+ public void run() {
+ try{
+ HiveMetaStoreClient metaStoreClient = new
HiveMetaStoreClient(conf);
+ long currentNotificationID =
metaStoreClient.getCurrentNotificationEventId().getEventId();
+ Path notificationFilePath = new Path(work.dumpDirectory,
LOAD_METADATA.toString());
+ Utils.writeOutput(String.valueOf(currentNotificationID),
notificationFilePath, conf);
+ LOG.info("Created NotificationACK file : {} with NotificationID :
{}", notificationFilePath, currentNotificationID);
+ }catch (Exception e) {
+ throw new RuntimeException(e);
Review comment:
Does it become non-recoverable error or recoverable error?
##########
File path:
itests/hive-unit/src/test/java/org/apache/hadoop/hive/ql/parse/TestReplicationScenariosAcidTables.java
##########
@@ -51,8 +51,12 @@
import javax.annotation.Nullable;
+import java.io.Closeable;
Review comment:
Remove unused import
##########
File path: ql/src/java/org/apache/hadoop/hive/ql/exec/repl/AckWork.java
##########
@@ -35,6 +36,7 @@
private static final long serialVersionUID = 1L;
private Path ackFilePath;
private transient ReplicationMetricCollector metricCollector;
+ private List<Runnable> tasks;
Review comment:
nit: How about renaming to preAckTasks to avoid confusion?
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Issue Time Tracking
-------------------
Worklog Id: (was: 558231)
Time Spent: 1h (was: 50m)
> Store currentNotificationID on target during repl load operation
> ----------------------------------------------------------------
>
> Key: HIVE-24783
> URL: https://issues.apache.org/jira/browse/HIVE-24783
> Project: Hive
> Issue Type: Bug
> Components: Hive
> Reporter: Haymant Mangla
> Assignee: Haymant Mangla
> Priority: Major
> Labels: pull-request-available
> Time Spent: 1h
> Remaining Estimate: 0h
>
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