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-rw-r--r--cmd/utils/cmd.go24
1 files changed, 24 insertions, 0 deletions
diff --git a/cmd/utils/cmd.go b/cmd/utils/cmd.go
index 2b24ac532..c0a5d1c97 100644
--- a/cmd/utils/cmd.go
+++ b/cmd/utils/cmd.go
@@ -13,6 +13,7 @@ import (
"runtime"
"bitbucket.org/kardianos/osext"
+ "github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/crypto"
"github.com/ethereum/go-ethereum/eth"
"github.com/ethereum/go-ethereum/ethdb"
@@ -20,6 +21,7 @@ import (
"github.com/ethereum/go-ethereum/logger"
"github.com/ethereum/go-ethereum/miner"
"github.com/ethereum/go-ethereum/p2p"
+ "github.com/ethereum/go-ethereum/rlp"
"github.com/ethereum/go-ethereum/rpc"
"github.com/ethereum/go-ethereum/xeth"
)
@@ -335,3 +337,25 @@ func BlockDo(ethereum *eth.Ethereum, hash []byte) error {
return nil
}
+
+func ImportChain(ethereum *eth.Ethereum, fn string) error {
+ clilogger.Infof("importing chain '%s'\n", ImportChain)
+ fh, err := os.OpenFile(fn, os.O_RDONLY, os.ModePerm)
+ if err != nil {
+ return err
+ }
+ defer fh.Close()
+
+ var chain types.Blocks
+ if err := rlp.Decode(fh, &chain); err != nil {
+ return err
+ }
+
+ ethereum.ChainManager().Reset()
+ if err := ethereum.ChainManager().InsertChain(chain); err != nil {
+ return err
+ }
+ clilogger.Infof("imported %d blocks\n", len(chain))
+
+ return nil
+}