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| author | Zitan Chen <11285749+gg814@users.noreply.github.com> | 2020-08-12 13:28:43 -0700 |
|---|---|---|
| committer | Facebook GitHub Bot <facebook-github-bot@users.noreply.github.com> | 2020-08-12 13:31:09 -0700 |
| commit | b578ca2e4dcc027e20b9cec14a8b4ecd8829ae69 (patch) | |
| tree | 0238e494bd13dfec338413a879a75cb9b2ce17c9 /util/file_checksum_helper.h | |
| parent | 76609cd38a980d974a4872bba71d9fa820a4d6df (diff) | |
BackupEngine supports custom file checksums (#7085)
Summary:
A new option `std::shared_ptr<FileChecksumGenFactory> backup_checksum_gen_factory` is added to `BackupableDBOptions`. This allows custom checksum functions to be used for creating, verifying, or restoring backups.
Tests are added.
Pull Request resolved: https://github.com/facebook/rocksdb/pull/7085
Test Plan: Passed make check
Reviewed By: pdillinger
Differential Revision: D22390756
Pulled By: gg814
fbshipit-source-id: 3b7756ca444c2129844536b91c3ca09f53b6248f
Diffstat (limited to 'util/file_checksum_helper.h')
| -rw-r--r-- | util/file_checksum_helper.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/util/file_checksum_helper.h b/util/file_checksum_helper.h index d9a3c8e47..ce56f7353 100644 --- a/util/file_checksum_helper.h +++ b/util/file_checksum_helper.h @@ -49,8 +49,13 @@ class FileChecksumGenCrc32cFactory : public FileChecksumGenFactory { public: std::unique_ptr<FileChecksumGenerator> CreateFileChecksumGenerator( const FileChecksumGenContext& context) override { - return std::unique_ptr<FileChecksumGenerator>( - new FileChecksumGenCrc32c(context)); + if (context.requested_checksum_func_name.empty() || + context.requested_checksum_func_name == "FileChecksumCrc32c") { + return std::unique_ptr<FileChecksumGenerator>( + new FileChecksumGenCrc32c(context)); + } else { + return nullptr; + } } const char* Name() const override { return "FileChecksumGenCrc32cFactory"; } |