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-BEGIN VERIFY SCRIPT-
git rm src/optional.h
sed -i -e 's/Optional</std::optional</g' $(git grep -l 'Optional<' src)
sed -i -e 's/{nullopt}/{std::nullopt}/g' $(git grep -l 'nullopt' src)
sed -i -e 's/ nullopt;/ std::nullopt;/g' $(git grep -l 'nullopt' src)
sed -i -e 's/ nullopt)/ std::nullopt)/g' $(git grep -l 'nullopt' src)
sed -i -e 's/(nullopt)/(std::nullopt)/g' $(git grep -l 'nullopt' src)
sed -i -e 's/ nullopt,/ std::nullopt,/g' $(git grep -l 'nullopt' src)
sed -i -e 's/? nullopt :/? std::nullopt :/g' $(git grep -l 'nullopt' src)
sed -i -e 's/: nullopt}/: std::nullopt}/g' $(git grep -l 'nullopt' src)
sed -i -e '/optional.h \\/d' src/Makefile.am
sed -i -e '/#include <optional.h>/d' src/test/fuzz/autofile.cpp src/test/fuzz/buffered_file.cpp src/test/fuzz/node_eviction.cpp
sed -i -e 's/#include <optional.h>/#include <optional>/g' $(git grep -l '#include <optional.h>' src)
-END VERIFY SCRIPT-
44 lines
2.1 KiB
C++
44 lines
2.1 KiB
C++
// Copyright (c) 2020 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <net.h>
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#include <protocol.h>
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#include <test/fuzz/FuzzedDataProvider.h>
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#include <test/fuzz/fuzz.h>
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#include <test/fuzz/util.h>
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#include <algorithm>
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#include <cassert>
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#include <cstdint>
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#include <optional>
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#include <vector>
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FUZZ_TARGET(node_eviction)
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{
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FuzzedDataProvider fuzzed_data_provider{buffer.data(), buffer.size()};
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std::vector<NodeEvictionCandidate> eviction_candidates;
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while (fuzzed_data_provider.ConsumeBool()) {
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eviction_candidates.push_back({
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/* id */ fuzzed_data_provider.ConsumeIntegral<NodeId>(),
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/* nTimeConnected */ fuzzed_data_provider.ConsumeIntegral<int64_t>(),
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/* m_min_ping_time */ std::chrono::microseconds{fuzzed_data_provider.ConsumeIntegral<int64_t>()},
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/* nLastBlockTime */ fuzzed_data_provider.ConsumeIntegral<int64_t>(),
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/* nLastTXTime */ fuzzed_data_provider.ConsumeIntegral<int64_t>(),
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/* fRelevantServices */ fuzzed_data_provider.ConsumeBool(),
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/* fRelayTxes */ fuzzed_data_provider.ConsumeBool(),
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/* fBloomFilter */ fuzzed_data_provider.ConsumeBool(),
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/* nKeyedNetGroup */ fuzzed_data_provider.ConsumeIntegral<uint64_t>(),
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/* prefer_evict */ fuzzed_data_provider.ConsumeBool(),
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/* m_is_local */ fuzzed_data_provider.ConsumeBool(),
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});
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}
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// Make a copy since eviction_candidates may be in some valid but otherwise
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// indeterminate state after the SelectNodeToEvict(&&) call.
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const std::vector<NodeEvictionCandidate> eviction_candidates_copy = eviction_candidates;
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const std::optional<NodeId> node_to_evict = SelectNodeToEvict(std::move(eviction_candidates));
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if (node_to_evict) {
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assert(std::any_of(eviction_candidates_copy.begin(), eviction_candidates_copy.end(), [&node_to_evict](const NodeEvictionCandidate& eviction_candidate) { return *node_to_evict == eviction_candidate.id; }));
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}
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}
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