prysm-pulse/tools/extractor/main.go
terence 5a66807989
Update to V5 (#13622)
* First take at updating everything to v5

* Patch gRPC gateway to use prysm v5

Fix patch

* Update go ssz

---------

Co-authored-by: Preston Van Loon <pvanloon@offchainlabs.com>
2024-02-15 05:46:47 +00:00

47 lines
1.1 KiB
Go

package main
import (
"context"
"flag"
"fmt"
"github.com/prysmaticlabs/prysm/v5/beacon-chain/core/transition/interop"
"github.com/prysmaticlabs/prysm/v5/beacon-chain/db/kv"
"github.com/prysmaticlabs/prysm/v5/config/features"
"github.com/prysmaticlabs/prysm/v5/consensus-types/primitives"
)
var (
// Required fields
datadir = flag.String("datadir", "", "Path to data directory.")
state = flag.Uint("state", 0, "Extract state at this slot.")
)
func main() {
resetCfg := features.InitWithReset(&features.Flags{WriteSSZStateTransitions: true})
defer resetCfg()
flag.Parse()
fmt.Println("Starting process...")
d, err := kv.NewKVStore(context.Background(), *datadir)
if err != nil {
panic(err)
}
ctx := context.Background()
slot := primitives.Slot(*state)
_, roots, err := d.BlockRootsBySlot(ctx, slot)
if err != nil {
panic(err)
}
if len(roots) != 1 {
fmt.Printf("Expected 1 block root for slot %d, got %d roots", *state, len(roots))
}
s, err := d.State(ctx, roots[0])
if err != nil {
panic(err)
}
interop.WriteStateToDisk(s)
fmt.Println("done")
}