mirror of
https://github.com/Xahau/xahaud.git
synced 2026-04-29 15:37:46 +00:00
mock txmeta and pass to weakly executed hooks, add meta_slot to access this data
This commit is contained in:
Richard Holland
@@ -109,6 +109,147 @@ ApplyStateTable::visit(
|
||||
}
|
||||
}
|
||||
|
||||
// return a txmeta and a set of created nodes
|
||||
// does not modify ledger
|
||||
std::pair<TxMeta, ApplyStateTable::Mods>
|
||||
ApplyStateTable::generateTxMeta(
|
||||
OpenView const& to,
|
||||
STTx const& tx,
|
||||
std::optional<STAmount> const& deliver,
|
||||
std::vector<STObject> const& hookExecution,
|
||||
beast::Journal j)
|
||||
{
|
||||
TxMeta meta(tx.getTransactionID(), to.seq());
|
||||
if (deliver)
|
||||
meta.setDeliveredAmount(*deliver);
|
||||
|
||||
if (!hookExecution.empty())
|
||||
meta.setHookExecutions(STArray{hookExecution, sfHookExecutions});
|
||||
|
||||
Mods newMod;
|
||||
for (auto& item : items_)
|
||||
{
|
||||
SField const* type;
|
||||
switch (item.second.first)
|
||||
{
|
||||
default:
|
||||
case Action::cache:
|
||||
continue;
|
||||
case Action::erase:
|
||||
type = &sfDeletedNode;
|
||||
break;
|
||||
case Action::insert:
|
||||
type = &sfCreatedNode;
|
||||
break;
|
||||
case Action::modify:
|
||||
type = &sfModifiedNode;
|
||||
break;
|
||||
}
|
||||
auto const origNode = to.read(keylet::unchecked(item.first));
|
||||
auto curNode = item.second.second;
|
||||
if ((type == &sfModifiedNode) && (*curNode == *origNode))
|
||||
continue;
|
||||
std::uint16_t nodeType = curNode
|
||||
? curNode->getFieldU16(sfLedgerEntryType)
|
||||
: origNode->getFieldU16(sfLedgerEntryType);
|
||||
meta.setAffectedNode(item.first, *type, nodeType);
|
||||
if (type == &sfDeletedNode)
|
||||
{
|
||||
assert(origNode && curNode);
|
||||
threadOwners(to, meta, origNode, newMod, j);
|
||||
|
||||
STObject prevs(sfPreviousFields);
|
||||
for (auto const& obj : *origNode)
|
||||
{
|
||||
// go through the original node for
|
||||
// modified fields saved on modification
|
||||
if (obj.getFName().shouldMeta(SField::sMD_ChangeOrig) &&
|
||||
!curNode->hasMatchingEntry(obj))
|
||||
prevs.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!prevs.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(prevs));
|
||||
|
||||
STObject finals(sfFinalFields);
|
||||
for (auto const& obj : *curNode)
|
||||
{
|
||||
// go through the final node for final fields
|
||||
if (obj.getFName().shouldMeta(
|
||||
SField::sMD_Always | SField::sMD_DeleteFinal))
|
||||
finals.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!finals.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(finals));
|
||||
}
|
||||
else if (type == &sfModifiedNode)
|
||||
{
|
||||
assert(curNode && origNode);
|
||||
|
||||
if (curNode->isThreadedType()) // thread transaction to node
|
||||
// item modified
|
||||
threadItem(meta, curNode);
|
||||
|
||||
STObject prevs(sfPreviousFields);
|
||||
for (auto const& obj : *origNode)
|
||||
{
|
||||
// search the original node for values saved on modify
|
||||
if (obj.getFName().shouldMeta(SField::sMD_ChangeOrig) &&
|
||||
!curNode->hasMatchingEntry(obj))
|
||||
prevs.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!prevs.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(prevs));
|
||||
|
||||
STObject finals(sfFinalFields);
|
||||
for (auto const& obj : *curNode)
|
||||
{
|
||||
// search the final node for values saved always
|
||||
if (obj.getFName().shouldMeta(
|
||||
SField::sMD_Always | SField::sMD_ChangeNew))
|
||||
finals.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!finals.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(finals));
|
||||
}
|
||||
else if (type == &sfCreatedNode) // if created, thread to owner(s)
|
||||
{
|
||||
assert(curNode && !origNode);
|
||||
threadOwners(to, meta, curNode, newMod, j);
|
||||
|
||||
if (curNode->isThreadedType()) // always thread to self
|
||||
threadItem(meta, curNode);
|
||||
|
||||
STObject news(sfNewFields);
|
||||
for (auto const& obj : *curNode)
|
||||
{
|
||||
// save non-default values
|
||||
if (!obj.isDefault() &&
|
||||
obj.getFName().shouldMeta(
|
||||
SField::sMD_Create | SField::sMD_Always))
|
||||
news.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!news.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(news));
|
||||
}
|
||||
else
|
||||
{
|
||||
assert(false);
|
||||
}
|
||||
}
|
||||
|
||||
return {meta, newMod};
|
||||
}
|
||||
|
||||
void
|
||||
ApplyStateTable::apply(
|
||||
OpenView& to,
|
||||
@@ -124,133 +265,10 @@ ApplyStateTable::apply(
|
||||
std::shared_ptr<Serializer> sMeta;
|
||||
if (!to.open())
|
||||
{
|
||||
TxMeta meta(tx.getTransactionID(), to.seq());
|
||||
if (deliver)
|
||||
meta.setDeliveredAmount(*deliver);
|
||||
|
||||
if (!hookExecution.empty())
|
||||
meta.setHookExecutions(STArray{hookExecution, sfHookExecutions});
|
||||
|
||||
Mods newMod;
|
||||
for (auto& item : items_)
|
||||
{
|
||||
SField const* type;
|
||||
switch (item.second.first)
|
||||
{
|
||||
default:
|
||||
case Action::cache:
|
||||
continue;
|
||||
case Action::erase:
|
||||
type = &sfDeletedNode;
|
||||
break;
|
||||
case Action::insert:
|
||||
type = &sfCreatedNode;
|
||||
break;
|
||||
case Action::modify:
|
||||
type = &sfModifiedNode;
|
||||
break;
|
||||
}
|
||||
auto const origNode = to.read(keylet::unchecked(item.first));
|
||||
auto curNode = item.second.second;
|
||||
if ((type == &sfModifiedNode) && (*curNode == *origNode))
|
||||
continue;
|
||||
std::uint16_t nodeType = curNode
|
||||
? curNode->getFieldU16(sfLedgerEntryType)
|
||||
: origNode->getFieldU16(sfLedgerEntryType);
|
||||
meta.setAffectedNode(item.first, *type, nodeType);
|
||||
if (type == &sfDeletedNode)
|
||||
{
|
||||
assert(origNode && curNode);
|
||||
threadOwners(to, meta, origNode, newMod, j);
|
||||
|
||||
STObject prevs(sfPreviousFields);
|
||||
for (auto const& obj : *origNode)
|
||||
{
|
||||
// go through the original node for
|
||||
// modified fields saved on modification
|
||||
if (obj.getFName().shouldMeta(SField::sMD_ChangeOrig) &&
|
||||
!curNode->hasMatchingEntry(obj))
|
||||
prevs.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!prevs.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(prevs));
|
||||
|
||||
STObject finals(sfFinalFields);
|
||||
for (auto const& obj : *curNode)
|
||||
{
|
||||
// go through the final node for final fields
|
||||
if (obj.getFName().shouldMeta(
|
||||
SField::sMD_Always | SField::sMD_DeleteFinal))
|
||||
finals.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!finals.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(finals));
|
||||
}
|
||||
else if (type == &sfModifiedNode)
|
||||
{
|
||||
assert(curNode && origNode);
|
||||
|
||||
if (curNode->isThreadedType()) // thread transaction to node
|
||||
// item modified
|
||||
threadItem(meta, curNode);
|
||||
|
||||
STObject prevs(sfPreviousFields);
|
||||
for (auto const& obj : *origNode)
|
||||
{
|
||||
// search the original node for values saved on modify
|
||||
if (obj.getFName().shouldMeta(SField::sMD_ChangeOrig) &&
|
||||
!curNode->hasMatchingEntry(obj))
|
||||
prevs.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!prevs.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(prevs));
|
||||
|
||||
STObject finals(sfFinalFields);
|
||||
for (auto const& obj : *curNode)
|
||||
{
|
||||
// search the final node for values saved always
|
||||
if (obj.getFName().shouldMeta(
|
||||
SField::sMD_Always | SField::sMD_ChangeNew))
|
||||
finals.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!finals.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(finals));
|
||||
}
|
||||
else if (type == &sfCreatedNode) // if created, thread to owner(s)
|
||||
{
|
||||
assert(curNode && !origNode);
|
||||
threadOwners(to, meta, curNode, newMod, j);
|
||||
|
||||
if (curNode->isThreadedType()) // always thread to self
|
||||
threadItem(meta, curNode);
|
||||
|
||||
STObject news(sfNewFields);
|
||||
for (auto const& obj : *curNode)
|
||||
{
|
||||
// save non-default values
|
||||
if (!obj.isDefault() &&
|
||||
obj.getFName().shouldMeta(
|
||||
SField::sMD_Create | SField::sMD_Always))
|
||||
news.emplace_back(obj);
|
||||
}
|
||||
|
||||
if (!news.empty())
|
||||
meta.getAffectedNode(item.first)
|
||||
.emplace_back(std::move(news));
|
||||
}
|
||||
else
|
||||
{
|
||||
assert(false);
|
||||
}
|
||||
}
|
||||
// generate meta
|
||||
auto [meta, newMod] =
|
||||
generateTxMeta(to, tx, deliver, hookExecution, j);
|
||||
|
||||
// add any new modified nodes to the modification set
|
||||
for (auto& mod : newMod)
|
||||
|
||||
Reference in New Issue
Block a user