lotus/node/modules/testing/genesis.go
2019-07-25 01:12:22 +02:00

48 lines
1.1 KiB
Go

package testing
import (
"os"
blockstore "github.com/ipfs/go-ipfs-blockstore"
logging "github.com/ipfs/go-log"
"github.com/filecoin-project/go-lotus/chain"
"github.com/filecoin-project/go-lotus/node/modules"
)
var glog = logging.Logger("genesis")
func MakeGenesis(outFile string) func(bs blockstore.Blockstore, w *chain.Wallet) modules.Genesis {
return func(bs blockstore.Blockstore, w *chain.Wallet) modules.Genesis {
return func() (*chain.BlockHeader, error) {
glog.Warn("Generating new random genesis block, note that this SHOULD NOT happen unless you are setting up new network")
b, err := chain.MakeGenesisBlock(bs, w)
if err != nil {
return nil, err
}
f, err := os.OpenFile(outFile, os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
return nil, err
}
genBytes, err := b.Genesis.Serialize()
if err != nil {
return nil, err
}
if _, err := f.Write(genBytes); err != nil {
return nil, err
}
glog.Warnf("WRITING GENESIS FILE AT %s", f.Name())
if err := f.Close(); err != nil {
return nil, err
}
return b.Genesis, nil
}
}
}