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HBASE-79 When HBase needs to be migrated, it should display a message on 

stdout, not just in the logs


git-svn-id: https://svn.apache.org/repos/asf/hadoop/hbase/trunk@629203 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael Stack 2008-02-19 19:38:37 +00:00
parent 377fb93ca7
commit 9b37593ad6
2 changed files with 9 additions and 2 deletions
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2
CHANGES.txt
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@ -57,6 +57,8 @@ Hbase Change Log
HBASE-444 hbase is very slow at determining table is not present
HBASE-438 XMLOutputter state should be initialized.
HBASE-414 Move client classes into client package
HBASE-79 When HBase needs to be migrated, it should display a message on
stdout, not just in the logs
Branch 0.1

9
src/java/org/apache/hadoop/hbase/master/HMaster.java
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@ -273,8 +273,13 @@ public class HMaster extends Thread implements HConstants, HMasterInterface,
fs.mkdirs(rootdir);
FSUtils.setVersion(fs, rootdir);
} else if (!FSUtils.checkVersion(fs, rootdir)) {
throw new IOException("File system needs upgrade. Run " +
"the '${HBASE_HOME}/bin/hbase migrate' script");
// Output on stdout so user sees it in terminal.
String message = "The HBase data files stored on the FileSystem are " +
"from an earlier version of HBase. You need to run " +
"'${HBASE_HOME}/bin/hbase migrate' to bring your installation +
"up-to-date.";
System.out.println("WARNING! " + message + " Master shutting down...");
throw new IOException(message);
}
if (!fs.exists(rootRegionDir)) {