Prohibit --internalcl in E2 (#13757)

Author: yperbasis

eth/backend.go

@@ -22,7 +22,6 @@ import (
 	"errors"
 	"fmt"
 	"io/fs"
-	"math"
 	"math/big"
 	"net"
 	"os"
@@ -78,12 +77,7 @@ import (
 	libtypes "github.com/erigontech/erigon-lib/types"
 	"github.com/erigontech/erigon-lib/wrap"
 	"github.com/erigontech/erigon/cl/clparams"
-	"github.com/erigontech/erigon/cl/persistence/db_config"
-	"github.com/erigontech/erigon/cl/persistence/format/snapshot_format/getters"
-	clcore "github.com/erigontech/erigon/cl/phase1/core"
 	executionclient "github.com/erigontech/erigon/cl/phase1/execution_client"
-	"github.com/erigontech/erigon/cl/utils/eth_clock"
-	"github.com/erigontech/erigon/cmd/caplin/caplin1"
 	"github.com/erigontech/erigon/cmd/rpcdaemon/cli"
 	"github.com/erigontech/erigon/common/debug"
 	"github.com/erigontech/erigon/consensus"
@@ -857,34 +851,7 @@ func New(ctx context.Context, stack *node.Node, config *ethconfig.Config, logger
 
 	// If we choose not to run a consensus layer, run our embedded.
 	if config.InternalCL && clparams.EmbeddedSupported(config.NetworkID) {
-		networkCfg, beaconCfg := clparams.GetConfigsByNetwork(clparams.NetworkType(config.NetworkID))
-		if err != nil {
-			return nil, err
-		}
-		state, err := clcore.RetrieveBeaconState(ctx, beaconCfg,
-			clparams.GetCheckpointSyncEndpoint(clparams.NetworkType(config.NetworkID)))
-		if err != nil {
-			return nil, err
-		}
-		ethClock := eth_clock.NewEthereumClock(state.GenesisTime(), state.GenesisValidatorsRoot(), beaconCfg)
-
-		pruneBlobDistance := uint64(128600)
-		if config.CaplinConfig.BlobBackfilling || config.CaplinConfig.BlobPruningDisabled {
-			pruneBlobDistance = math.MaxUint64
-		}
-
-		indiciesDB, blobStorage, err := caplin1.OpenCaplinDatabase(ctx, db_config.DefaultDatabaseConfiguration, beaconCfg, ethClock, dirs.CaplinIndexing, dirs.CaplinBlobs, executionEngine, false, pruneBlobDistance)
-		if err != nil {
-			return nil, err
-		}
-
-		go func() {
-			eth1Getter := getters.NewExecutionSnapshotReader(ctx, beaconCfg, blockReader, backend.chainDB)
-			if err := caplin1.RunCaplinPhase1(ctx, executionEngine, config, networkCfg, beaconCfg, ethClock, state, dirs, eth1Getter, backend.downloaderClient, config.CaplinConfig.Backfilling, config.CaplinConfig.BlobBackfilling, config.CaplinConfig.Archive, indiciesDB, blobStorage, creds); err != nil {
-				logger.Error("could not start caplin", "err", err)
-			}
-			ctxCancel()
-		}()
+		panic("Caplin (--internalcl) in Erigon 2 is not ready for Pectra. Either upgrade to Erigon 3 or use an external CL.")
 	}
 
 	if config.PolygonSync {