lotus/storage/mockstorage/preseal.go

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package mockstorage
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import (
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"fmt"
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"github.com/filecoin-project/go-address"
commcid "github.com/filecoin-project/go-fil-commcid"
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"github.com/filecoin-project/sector-storage/mock"
"github.com/filecoin-project/specs-actors/actors/abi"
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"github.com/filecoin-project/specs-actors/actors/abi/big"
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"github.com/filecoin-project/specs-actors/actors/builtin/market"
"github.com/filecoin-project/specs-actors/actors/crypto"
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"github.com/filecoin-project/lotus/chain/types"
"github.com/filecoin-project/lotus/chain/wallet"
"github.com/filecoin-project/lotus/genesis"
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"github.com/filecoin-project/sector-storage/ffiwrapper"
"github.com/filecoin-project/sector-storage/zerocomm"
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)
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func PreSeal(ssize abi.SectorSize, maddr address.Address, sectors int) (*genesis.Miner, *types.KeyInfo, error) {
k, err := wallet.GenerateKey(crypto.SigTypeBLS)
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if err != nil {
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return nil, nil, err
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}
genm := &genesis.Miner{
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Owner: k.Address,
Worker: k.Address,
MarketBalance: big.NewInt(0),
PowerBalance: big.NewInt(0),
SectorSize: ssize,
Sectors: make([]*genesis.PreSeal, sectors),
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}
st, err := ffiwrapper.SealProofTypeFromSectorSize(ssize)
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if err != nil {
return nil, nil, err
}
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for i := range genm.Sectors {
preseal := &genesis.PreSeal{}
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preseal.ProofType = st
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preseal.CommD = zerocomm.ZeroPieceCommitment(abi.PaddedPieceSize(ssize).Unpadded())
d, _ := commcid.CIDToPieceCommitmentV1(preseal.CommD)
r := mock.CommDR(d)
preseal.CommR, _ = commcid.ReplicaCommitmentV1ToCID(r[:])
preseal.SectorID = abi.SectorNumber(i + 1)
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preseal.Deal = market.DealProposal{
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PieceCID: preseal.CommD,
PieceSize: abi.PaddedPieceSize(ssize),
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Client: maddr,
Provider: maddr,
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Label: fmt.Sprintf("%d", i),
StartEpoch: 1,
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EndEpoch: 10000,
StoragePricePerEpoch: big.Zero(),
ProviderCollateral: big.Zero(),
ClientCollateral: big.Zero(),
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}
genm.Sectors[i] = preseal
}
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return genm, &k.KeyInfo, nil
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}