sadanand48 commented on code in PR #4273:
URL: https://github.com/apache/ozone/pull/4273#discussion_r1119575516
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hadoop-hdds/rocksdb-checkpoint-differ/src/main/java/org/apache/ozone/rocksdiff/RocksDiffUtils.java:
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@@ -35,20 +52,53 @@ public static boolean isKeyWithPrefixPresent(String
prefixForColumnFamily,
}
public static String constructBucketKey(String keyName) {
- if (!keyName.startsWith(OzoneConsts.OM_KEY_PREFIX)) {
- keyName = OzoneConsts.OM_KEY_PREFIX.concat(keyName);
+ if (!keyName.startsWith(OM_KEY_PREFIX)) {
+ keyName = OM_KEY_PREFIX.concat(keyName);
}
- String[] elements = keyName.split(OzoneConsts.OM_KEY_PREFIX);
+ String[] elements = keyName.split(OM_KEY_PREFIX);
String volume = elements[1];
String bucket = elements[2];
StringBuilder builder =
- new StringBuilder().append(OzoneConsts.OM_KEY_PREFIX).append(volume);
+ new StringBuilder().append(OM_KEY_PREFIX).append(volume);
if (StringUtils.isNotBlank(bucket)) {
- builder.append(OzoneConsts.OM_KEY_PREFIX).append(bucket);
+ builder.append(OM_KEY_PREFIX).append(bucket);
}
return builder.toString();
}
+ public static void filterRelevantSstFiles(Set<String> inputFiles,
+ Map<String, String> tableToPrefixMap) throws RocksDBException {
+ for (Iterator<String> fileIterator =
+ inputFiles.iterator(); fileIterator.hasNext();) {
+ String filepath = fileIterator.next();
+ if (!RocksDiffUtils.doesSstFileContainKeyRange(filepath,
+ tableToPrefixMap)) {
+ fileIterator.remove();
+ }
+ }
+ }
+
+ public static boolean doesSstFileContainKeyRange(String filepath,
+ Map<String, String> tableToPrefixMap) throws RocksDBException {
+ try (SstFileReader sstFileReader = new SstFileReader(new Options())) {
+ sstFileReader.open(filepath);
+ TableProperties properties = sstFileReader.getTableProperties();
+ String tableName = new String(properties.getColumnFamilyName(), UTF_8);
+ if (tableToPrefixMap.containsKey(tableName)) {
+ String prefix = tableToPrefixMap.get(tableName) + OM_KEY_PREFIX;
+ SstFileReaderIterator iterator =
+ sstFileReader.newIterator(new ReadOptions());
Review Comment:
We cannot use ManagedSstFileReader here since most managed rocks objects are
defined in hdds module for which we need dependency.
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