package genesis import ( "context" "github.com/filecoin-project/specs-actors/actors/builtin" "github.com/filecoin-project/specs-actors/actors/abi/big" "github.com/filecoin-project/specs-actors/actors/builtin/power" "github.com/ipfs/go-hamt-ipld" bstore "github.com/ipfs/go-ipfs-blockstore" cbor "github.com/ipfs/go-ipld-cbor" "github.com/filecoin-project/lotus/chain/types" ) func SetupStoragePowerActor(bs bstore.Blockstore) (*types.Actor, error) { ctx := context.TODO() cst := cbor.NewCborStore(bs) nd := hamt.NewNode(cst, hamt.UseTreeBitWidth(5)) emptyhamt, err := cst.Put(ctx, nd) if err != nil { return nil, err } sms := &power.State{ TotalNetworkPower: big.NewInt(1), // TODO: has to be 1 initially to avoid div by zero. Kinda annoying, should find a way to fix MinerCount: 0, EscrowTable: emptyhamt, CronEventQueue: emptyhamt, PoStDetectedFaultMiners: emptyhamt, Claims: emptyhamt, NumMinersMeetingMinPower: 0, } stcid, err := cst.Put(ctx, sms) if err != nil { return nil, err } return &types.Actor{ Code: builtin.StoragePowerActorCodeID, Head: stcid, Nonce: 0, Balance: types.NewInt(0), }, nil }