[GitHub] [hbase] guangxuCheng commented on a change in pull request #769: HBASE-23202 ExportSnapshot (import) will fail if copying files to root directory takes longer than cleaner TTL

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guangxuCheng commented on a change in pull request #769: HBASE-23202 ExportSnapshot (import) will fail if copying files to root directory takes longer than cleaner TTL
URL: https://github.com/apache/hbase/pull/769#discussion_r343449513
 
 

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 File path: hbase-server/src/main/java/org/apache/hadoop/hbase/master/snapshot/SnapshotFileCache.java
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 @@ -251,6 +261,31 @@ private void refreshCache() throws IOException {
     this.snapshots.putAll(newSnapshots);
   }
 
+  @VisibleForTesting
+  List<String> getSnapshotsInProgress() throws IOException {
+    List<String> snapshotInProgress = Lists.newArrayList();
+    // only add those files to the cache, but not to the known snapshots
+    Path snapshotTmpDir = new Path(snapshotDir, SnapshotDescriptionUtils.SNAPSHOT_TMP_DIR_NAME);
+    FileStatus[] running = FSUtils.listStatus(fs, snapshotTmpDir);
+    if (running != null) {
+      for (FileStatus run : running) {
+        try {
+          snapshotInProgress.addAll(fileInspector.filesUnderSnapshot(run.getPath()));
+        } catch (CorruptedSnapshotException e) {
+          // See HBASE-16464
+          if (e.getCause() instanceof FileNotFoundException) {
+            // If the snapshot is corrupt, we will delete it
+            fs.delete(run.getPath(), true);
+            LOG.warn("delete the " + run.getPath() + " due to exception:", e.getCause());
 
 Review comment:
   Hi @busbey @z-york can you take a look again? Thanks

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