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HBASE-22877 WebHDFS based export snapshot will fail if hfile is in archive directory #509

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HBASE-22877 WebHDFS based export snapshot will fail if hfile is in archive directory #509

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HBASE-22877 WebHDFS based export snapshot will fail if hfile is in ar…
VicoWu Aug 19, 2019
f2dab48
fix checksyle problme
VicoWu Aug 21, 2019
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4 changes: 4 additions & 0 deletions hbase-server/src/main/java/org/apache/hadoop/hbase/io/FileLink.java
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Original file line number Diff line number Diff line change
Expand Up @@ -36,6 +36,7 @@
import org.apache.hadoop.fs.PositionedReadable;
import org.apache.hadoop.fs.Seekable;
import org.apache.hadoop.hbase.util.FSUtils;
import org.apache.hadoop.hdfs.web.WebHdfsFileSystem;
import org.apache.hadoop.ipc.RemoteException;
import org.apache.hadoop.security.AccessControlException;
import org.apache.yetus.audience.InterfaceAudience;
Expand Down Expand Up @@ -302,6 +303,9 @@ private FSDataInputStream tryOpen() throws IOException {
for (Path path: fileLink.getLocations()) {
if (path.equals(currentPath)) continue;
try {
if(fs instanceof WebHdfsFileSystem && !fs.exists(path)) {
throw new FileNotFoundException("File not exists for path " + path.toString());
}
in = fs.open(path, bufferSize);
if (pos != 0) in.seek(pos);
assert(in.getPos() == pos) : "Link unable to seek to the right position=" + pos;
Expand Down