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Relational DB interface

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This commit is contained in:
cdy20
2020-06-03 17:57:07 -04:00
committed by manojsdoshi
parent 207e1730e9
commit 6d82fb83a0
66 changed files with 8528 additions and 3593 deletions
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51
src/ripple/app/misc/impl/Manifest.cpp
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@@ -18,10 +18,12 @@
//==============================================================================
#include <ripple/app/misc/Manifest.h>
#include <ripple/app/rdb/RelationalDBInterface_global.h>
#include <ripple/basics/Log.h>
#include <ripple/basics/StringUtilities.h>
#include <ripple/basics/base64.h>
#include <ripple/basics/contract.h>
#include <ripple/beast/rfc2616.h>
#include <ripple/core/DatabaseCon.h>
#include <ripple/json/json_reader.h>
#include <ripple/protocol/PublicKey.h>
@@ -476,31 +478,8 @@ ManifestCache::applyManifest(Manifest m)
void
ManifestCache::load(DatabaseCon& dbCon, std::string const& dbTable)
{
// Load manifests stored in database
std::string const sql = "SELECT RawData FROM " + dbTable + ";";
auto db = dbCon.checkoutDb();
soci::blob sociRawData(*db);
soci::statement st = (db->prepare << sql, soci::into(sociRawData));
st.execute();
while (st.fetch())
{
std::string serialized;
convert(sociRawData, serialized);
if (auto mo = deserializeManifest(serialized))
{
if (!mo->verify())
{
JLOG(j_.warn()) << "Unverifiable manifest in db";
continue;
}
applyManifest(std::move(*mo));
}
else
{
JLOG(j_.warn()) << "Malformed manifest in database";
}
}
ripple::getManifests(*db, dbTable, *this, j_);
}
bool
@@ -567,30 +546,8 @@ ManifestCache::save(
std::function<bool(PublicKey const&)> isTrusted)
{
std::lock_guard lock{apply_mutex_};
auto db = dbCon.checkoutDb();
soci::transaction tr(*db);
*db << "DELETE FROM " << dbTable;
std::string const sql =
"INSERT INTO " + dbTable + " (RawData) VALUES (:rawData);";
for (auto const& v : map_)
{
// Save all revocation manifests,
// but only save trusted non-revocation manifests.
if (!v.second.revoked() && !isTrusted(v.second.masterKey))
{
JLOG(j_.info()) << "Untrusted manifest in cache not saved to db";
continue;
}
// soci does not support bulk insertion of blob data
// Do not reuse blob because manifest ecdsa signatures vary in length
// but blob write length is expected to be >= the last write
soci::blob rawData(*db);
convert(v.second.serialized, rawData);
*db << sql, soci::use(rawData);
}
tr.commit();
saveManifests(*db, dbTable, isTrusted, map_, j_);
}
} // namespace ripple