64 lines
1.7 KiB
Go
64 lines
1.7 KiB
Go
package genesis
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/ipfs/go-cid"
|
|
cbor "github.com/ipfs/go-ipld-cbor"
|
|
"golang.org/x/xerrors"
|
|
|
|
actorstypes "github.com/filecoin-project/go-state-types/actors"
|
|
"github.com/filecoin-project/go-state-types/big"
|
|
"github.com/filecoin-project/go-state-types/manifest"
|
|
|
|
bstore "github.com/filecoin-project/lotus/blockstore"
|
|
"github.com/filecoin-project/lotus/chain/actors"
|
|
"github.com/filecoin-project/lotus/chain/actors/adt"
|
|
"github.com/filecoin-project/lotus/chain/actors/builtin/system"
|
|
"github.com/filecoin-project/lotus/chain/types"
|
|
)
|
|
|
|
func SetupSystemActor(ctx context.Context, bs bstore.Blockstore, av actorstypes.Version) (*types.Actor, error) {
|
|
|
|
cst := cbor.NewCborStore(bs)
|
|
// TODO pass in built-in actors cid for V8 and later
|
|
st, err := system.MakeState(adt.WrapStore(ctx, cst), av, cid.Undef)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if av >= actorstypes.Version8 {
|
|
mfCid, ok := actors.GetManifest(av)
|
|
if !ok {
|
|
return nil, xerrors.Errorf("missing manifest for actors version %d", av)
|
|
}
|
|
|
|
mf := manifest.Manifest{}
|
|
if err := cst.Get(ctx, mfCid, &mf); err != nil {
|
|
return nil, xerrors.Errorf("loading manifest for actors version %d: %w", av, err)
|
|
}
|
|
|
|
if err := st.SetBuiltinActors(mf.Data); err != nil {
|
|
return nil, xerrors.Errorf("failed to set manifest data: %w", err)
|
|
}
|
|
}
|
|
|
|
statecid, err := cst.Put(ctx, st.GetState())
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
actcid, ok := actors.GetActorCodeID(av, actors.SystemKey)
|
|
if !ok {
|
|
return nil, xerrors.Errorf("failed to get system actor code ID for actors version %d", av)
|
|
}
|
|
|
|
act := &types.Actor{
|
|
Code: actcid,
|
|
Head: statecid,
|
|
Balance: big.Zero(),
|
|
}
|
|
|
|
return act, nil
|
|
}
|