31 lines
1.2 KiB
C++
31 lines
1.2 KiB
C++
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// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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#include "db/output_validator.h"
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namespace ROCKSDB_NAMESPACE {
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Status OutputValidator::Add(const Slice& key, const Slice& value) {
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if (enable_hash_) {
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// Generate a rolling 64-bit hash of the key and values
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paranoid_hash_ = Hash64(key.data(), key.size(), paranoid_hash_);
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paranoid_hash_ = Hash64(value.data(), value.size(), paranoid_hash_);
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}
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if (enable_order_check_) {
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TEST_SYNC_POINT_CALLBACK("OutputValidator::Add:order_check",
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/*arg=*/nullptr);
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if (key.size() < kNumInternalBytes) {
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return Status::Corruption(
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"Compaction tries to write a key without internal bytes.");
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}
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// prev_key_ starts with empty.
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if (!prev_key_.empty() && icmp_.Compare(key, prev_key_) < 0) {
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return Status::Corruption("Compaction sees out-of-order keys.");
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}
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prev_key_.assign(key.data(), key.size());
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}
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return Status::OK();
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}
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} // namespace ROCKSDB_NAMESPACE
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