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HBASE-27251 Rolling back from 2.5.0-SNAPSHOT to 2.4.13 fails due to 'File does not exist: /hbase/MasterData/data/master/store/.initialized/.regioninfo' (#4663)

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Signed-off-by: Duo Zhang <zhangduo@apache.org>
This commit is contained in:
huaxiangsun 2022-07-28 10:42:14 -07:00 committed by Bryan Beaudreault
parent d33b0cacd6
commit 4742658551
1 changed files with 5 additions and 3 deletions
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8
hbase-server/src/main/java/org/apache/hadoop/hbase/master/region/MasterRegion.java
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@ -212,9 +212,11 @@ public final class MasterRegion {
FileSystem walFs, Path walRootDir, WALFactory walFactory, MasterRegionWALRoller walRoller,
String serverName) throws IOException {
Path tableDir = CommonFSUtils.getTableDir(rootDir, td.getTableName());
Path regionDir =
fs.listStatus(tableDir, p -> RegionInfo.isEncodedRegionName(Bytes.toBytes(p.getName())))[0]
.getPath();
// on branch-2, the RegionInfo.isEncodedRegionName will returns true for .initializing and
// .initialized, see HBASE-25368. Since RegionInfo is IA.Public, changing the implementation may
// raise compatibility concerns, so here we just skip them by our own.
Path regionDir = fs.listStatus(tableDir, p -> !p.getName().startsWith(".")
&& RegionInfo.isEncodedRegionName(Bytes.toBytes(p.getName())))[0].getPath();
RegionInfo regionInfo = HRegionFileSystem.loadRegionInfoFileContent(fs, regionDir);
Path walRegionDir = FSUtils.getRegionDirFromRootDir(walRootDir, regionInfo);