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Disable cache on missing data (#1368)

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For #1354
This commit is contained in:
Alex Kremer
2024-04-24 18:57:32 +01:00
committed by GitHub
parent 82b8316978
commit c00342c792
18 changed files with 405 additions and 70 deletions
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16
src/data/LedgerCache.cpp
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@@ -45,6 +45,7 @@ LedgerCache::waitUntilCacheContainsSeq(uint32_t seq)
{
if (disabled_)
return;
std::unique_lock lock(mtx_);
cv_.wait(lock, [this, seq] { return latestSeq_ >= seq; });
return;
@@ -89,8 +90,9 @@ LedgerCache::update(std::vector<LedgerObject> const& objs, uint32_t seq, bool is
std::optional<LedgerObject>
LedgerCache::getSuccessor(ripple::uint256 const& key, uint32_t seq) const
{
if (!full_)
if (disabled_ or not full_)
return {};
std::shared_lock const lck{mtx_};
++successorReqCounter_.get();
if (seq != latestSeq_)
@@ -105,8 +107,9 @@ LedgerCache::getSuccessor(ripple::uint256 const& key, uint32_t seq) const
std::optional<LedgerObject>
LedgerCache::getPredecessor(ripple::uint256 const& key, uint32_t seq) const
{
if (!full_)
if (disabled_ or not full_)
return {};
std::shared_lock const lck{mtx_};
if (seq != latestSeq_)
return {};
@@ -120,6 +123,9 @@ LedgerCache::getPredecessor(ripple::uint256 const& key, uint32_t seq) const
std::optional<Blob>
LedgerCache::get(ripple::uint256 const& key, uint32_t seq) const
{
if (disabled_)
return {};
std::shared_lock const lck{mtx_};
if (seq > latestSeq_)
return {};
@@ -139,6 +145,12 @@ LedgerCache::setDisabled()
disabled_ = true;
}
bool
LedgerCache::isDisabled() const
{
return disabled_;
}
void
LedgerCache::setFull()
{