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Add Last db view in kvdb and statedb

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Last db view is an opened pebble db which always contains a checkpoint from the
last batch.  Methods to access this last batch are thread safe so that views of
the last checkpoint can be made anywhere and with a consistent view of the
state.
This commit is contained in:
Eduard S
2021-02-02 15:42:52 +01:00
parent ca7fa8ae2e
commit 6590c47a9a
12 changed files with 422 additions and 160 deletions
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8
synchronizer/synchronizer_test.go
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@@ -17,6 +17,7 @@ import (
"github.com/hermeznetwork/hermez-node/db/historydb"
"github.com/hermeznetwork/hermez-node/db/statedb"
"github.com/hermeznetwork/hermez-node/eth"
"github.com/hermeznetwork/hermez-node/log"
"github.com/hermeznetwork/hermez-node/test"
"github.com/hermeznetwork/hermez-node/test/til"
"github.com/jinzhu/copier"
@@ -253,7 +254,7 @@ func checkSyncBlock(t *testing.T, s *Synchronizer, blockNum int, block, syncBloc
// Compare accounts from HistoryDB with StateDB (they should match)
dbAccounts, err := s.historyDB.GetAllAccounts()
require.NoError(t, err)
sdbAccounts, err := s.stateDB.GetAccounts()
sdbAccounts, err := s.stateDB.TestGetAccounts()
require.NoError(t, err)
assertEqualAccountsHistoryDBStateDB(t, dbAccounts, sdbAccounts)
}
@@ -338,6 +339,7 @@ func TestSyncGeneral(t *testing.T) {
s, err := NewSynchronizer(client, historyDB, stateDB, Config{
StatsRefreshPeriod: 0 * time.Second,
})
log.Error(err)
require.NoError(t, err)
ctx := context.Background()
@@ -651,7 +653,7 @@ func TestSyncGeneral(t *testing.T) {
// Accounts in HistoryDB and StateDB must be empty
dbAccounts, err := s.historyDB.GetAllAccounts()
require.NoError(t, err)
sdbAccounts, err := s.stateDB.GetAccounts()
sdbAccounts, err := s.stateDB.TestGetAccounts()
require.NoError(t, err)
assert.Equal(t, 0, len(dbAccounts))
assertEqualAccountsHistoryDBStateDB(t, dbAccounts, sdbAccounts)
@@ -690,7 +692,7 @@ func TestSyncGeneral(t *testing.T) {
// Accounts in HistoryDB and StateDB is only 2 entries
dbAccounts, err = s.historyDB.GetAllAccounts()
require.NoError(t, err)
sdbAccounts, err = s.stateDB.GetAccounts()
sdbAccounts, err = s.stateDB.TestGetAccounts()
require.NoError(t, err)
assert.Equal(t, 2, len(dbAccounts))
assertEqualAccountsHistoryDBStateDB(t, dbAccounts, sdbAccounts)