lotus/chain/gen/genesis/t04_power.go

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package genesis
import (
"context"
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"github.com/filecoin-project/specs-actors/actors/builtin"
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"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)
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nd := hamt.NewNode(cst, hamt.UseTreeBitWidth(5))
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emptyhamt, err := cst.Put(ctx, nd)
if err != nil {
return nil, err
}
sms := &power.State{
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TotalRawBytePower: big.NewInt(0),
TotalBytesCommitted: big.NewInt(0),
TotalQualityAdjPower: big.NewInt(0),
TotalQABytesCommitted: big.NewInt(0),
TotalPledgeCollateral: big.NewInt(0),
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MinerCount: 0,
MinerAboveMinPowerCount: 0,
CronEventQueue: emptyhamt,
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FirstCronEpoch: 0,
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Claims: emptyhamt,
ProofValidationBatch: nil,
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}
stcid, err := cst.Put(ctx, sms)
if err != nil {
return nil, err
}
return &types.Actor{
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Code: builtin.StoragePowerActorCodeID,
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Head: stcid,
Nonce: 0,
Balance: types.NewInt(0),
}, nil
}