prashantpogde commented on code in PR #4360:
URL: https://github.com/apache/ozone/pull/4360#discussion_r1131617761
##########
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/OmSnapshotManager.java:
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@@ -298,27 +366,144 @@ private void verifySnapshotInfoForSnapDiff(final
SnapshotInfo fromSnapshot,
}
}
- private ManagedRocksDB createDbForSnapshotDiff(OzoneConfiguration config) {
- final ManagedOptions managedOptions = new ManagedOptions();
- managedOptions.setCreateIfMissing(true);
+ private int getIndexFromToken(final String token) throws IOException {
+ if (isBlank(token)) {
+ return 0;
+ }
+
+ // Validate that token passed in the request is valid integer as of now.
+ // Later we can change it if we migrate to encrypted or cursor token.
+ try {
+ int index = Integer.parseInt(token);
+ if (index < 0) {
+ // Throws NFE which will be transformed to IOException later.
+ throw new NumberFormatException();
+ }
+ return index;
+ } catch (NumberFormatException exception) {
+ throw new IOException("Passed token is invalid. " +
+ "Resend the request with valid token returned in previous request.");
+ }
+ }
+
+ private ManagedRocksDB createRocksDbForSnapshotDiff(
+ final ManagedDBOptions dbOptions, String dbPath,
+ final List<ColumnFamilyDescriptor> familyDescriptors,
+ final List<ColumnFamilyHandle> familyHandles
+ ) {
+ try {
+ return ManagedRocksDB.open(dbOptions,
+ dbPath,
+ familyDescriptors,
+ familyHandles);
+ } catch (RocksDBException exception) {
+ // TODO: Fail gracefully.
Review Comment:
TODO: [SNAPSHOT]
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