add standalone dbs and configs

plugin/evm/block_test.go

@@ -24,8 +24,9 @@ func TestHandlePrecompileAccept(t *testing.T) {
 
  db := rawdb.NewMemoryDatabase()
  vm := &VM{
- chaindb: db,
- chainConfig: params.TestChainConfig,
+ chaindb: db,
+ chainConfig: params.TestChainConfig,
+ skipStandaloneDB: true,
  }
 
  precompileAddr := common.Address{0x05}

plugin/evm/config.go

@@ -8,6 +8,7 @@ import (
  "fmt"
  "time"
 
+ "github.com/ava-labs/avalanchego/database/pebbledb"
  "github.com/ava-labs/subnet-evm/core/txpool/legacypool"
  "github.com/ava-labs/subnet-evm/eth"
  "github.com/ethereum/go-ethereum/common"
@@ -60,8 +61,11 @@ const (
  // - state sync time: ~6 hrs.
  defaultStateSyncMinBlocks = 300_000
  defaultStateSyncRequestSize = 1024 // the number of key/values to ask peers for per request
+ defaultDBType = pebbledb.Name
 )
 
+type PBool bool
+
 var (
  defaultEnabledAPIs = []string{
  "eth",
@@ -225,6 +229,14 @@ type Config struct {
 
  // RPC settings
  HttpBodyLimit uint64 `json:"http-body-limit"`
+
+ // Database settings
+ UseStandaloneDatabase *PBool `json:"use-standalone-database"`
+ DatabaseConfigContent string `json:"database-config"`
+ DatabaseConfigFile string `json:"database-config-file"`
+ DatabaseType string `json:"database-type"`
+ DatabasePath string `json:"database-path"`
+ DatabaseReadOnly bool `json:"database-read-only"`
 }
 
 // EthAPIs returns an array of strings representing the Eth APIs that should be enabled
@@ -284,6 +296,7 @@ func (c *Config) SetDefaults() {
  c.StateSyncRequestSize = defaultStateSyncRequestSize
  c.AllowUnprotectedTxHashes = defaultAllowUnprotectedTxHashes
  c.AcceptedCacheSize = defaultAcceptedCacheSize
+ c.DatabaseType = defaultDBType
 }
 
 func (d *Duration) UnmarshalJSON(data []byte) (err error) {
@@ -338,3 +351,17 @@ func (c *Config) Deprecate() string {
 
  return msg
 }
+
+func (p *PBool) String() string {
+ if p == nil {
+ return "nil"
+ }
+ return fmt.Sprintf("%t", *p)
+}
+
+func (p *PBool) Bool() bool {
+ if p == nil {
+ return false
+ }
+ return bool(*p)
+}

plugin/evm/syncervm_test.go

@@ -125,7 +125,9 @@ func TestStateSyncToggleEnabledToDisabled(t *testing.T) {
  test.responseIntercept = nil
  test.expectedErr = nil
 
- syncDisabledVM := &VM{}
+ syncDisabledVM := &VM{
+ skipStandaloneDB: true,
+ }
  appSender := &enginetest.Sender{T: t}
  appSender.SendAppGossipF = func(context.Context, commonEng.SendConfig, []byte) error { return nil }
  appSender.SendAppRequestF = func(ctx context.Context, nodeSet set.Set[ids.NodeID], requestID uint32, request []byte) error {
@@ -195,7 +197,9 @@ func TestStateSyncToggleEnabledToDisabled(t *testing.T) {
  syncDisabledVM.blockChain.DrainAcceptorQueue()
 
  // Create a new VM from the same database with state sync enabled.
- syncReEnabledVM := &VM{}
+ syncReEnabledVM := &VM{
+ skipStandaloneDB: true,
+ }
  // Enable state sync in configJSON
  configJSON := fmt.Sprintf(
  `{"state-sync-enabled":true, "state-sync-min-blocks":%d}`,
@@ -273,9 +277,7 @@ func TestVMShutdownWhileSyncing(t *testing.T) {
 }
 
 func createSyncServerAndClientVMs(t *testing.T, test syncTest, numBlocks int) *syncVMSetup {
- var (
- require = require.New(t)
- )
+ require := require.New(t)
  // configure [serverVM]
  _, serverVM, _, serverAppSender := GenesisVM(t, true, genesisJSONLatest, "", "")
  t.Cleanup(func() {

plugin/evm/tx_gossip_test.go

@@ -44,7 +44,8 @@ func TestEthTxGossip(t *testing.T) {
  SentAppResponse: make(chan []byte, 1),
  }
  vm := &VM{
- p2pSender: responseSender,
+ p2pSender: responseSender,
+ skipStandaloneDB: true,
  }
 
  require.NoError(vm.Initialize(
@@ -169,6 +170,7 @@ func TestEthTxPushGossipOutbound(t *testing.T) {
 
  vm := &VM{
  ethTxPullGossiper: gossip.NoOpGossiper{},
+ skipStandaloneDB: true,
  }
 
  require.NoError(vm.Initialize(
@@ -222,6 +224,7 @@ func TestEthTxPushGossipInbound(t *testing.T) {
  sender := &enginetest.Sender{}
  vm := &VM{
  ethTxPullGossiper: gossip.NoOpGossiper{},
+ skipStandaloneDB: true,
  }
 
  require.NoError(vm.Initialize(