85 lines
2.1 KiB
Go
85 lines
2.1 KiB
Go
package genesis
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import (
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"context"
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"encoding/json"
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"fmt"
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"github.com/filecoin-project/specs-actors/actors/builtin"
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init_ "github.com/filecoin-project/specs-actors/actors/builtin/init"
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"github.com/ipfs/go-hamt-ipld"
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bstore "github.com/ipfs/go-ipfs-blockstore"
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cbor "github.com/ipfs/go-ipld-cbor"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/genesis"
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)
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func SetupInitActor(bs bstore.Blockstore, netname string, initialActors []genesis.Actor, rootVerifier genesis.Actor) (*types.Actor, error) {
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if len(initialActors) > MaxAccounts {
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return nil, xerrors.New("too many initial actors")
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}
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var ias init_.State
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ias.NextID = MinerStart
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ias.NetworkName = netname
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cst := cbor.NewCborStore(bs)
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amap := hamt.NewNode(cst, hamt.UseTreeBitWidth(5)) // TODO: use spec adt map
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for i, a := range initialActors {
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if a.Type == genesis.TMultisig {
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continue
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}
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if a.Type != genesis.TAccount {
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return nil, xerrors.Errorf("unsupported account type: %s", a.Type) // TODO: Support msig (skip here)
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}
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var ainfo genesis.AccountMeta
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if err := json.Unmarshal(a.Meta, &ainfo); err != nil {
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return nil, xerrors.Errorf("unmarshaling account meta: %w", err)
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}
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fmt.Printf("init set %s t0%d\n", ainfo.Owner, AccountStart+uint64(i))
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if err := amap.Set(context.TODO(), string(ainfo.Owner.Bytes()), AccountStart+uint64(i)); err != nil {
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return nil, err
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}
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}
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if rootVerifier.Type == genesis.TAccount {
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var ainfo genesis.AccountMeta
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if err := json.Unmarshal(rootVerifier.Meta, &ainfo); err != nil {
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return nil, xerrors.Errorf("unmarshaling account meta: %w", err)
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}
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if err := amap.Set(context.TODO(), string(ainfo.Owner.Bytes()), 80); err != nil {
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return nil, err
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}
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}
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if err := amap.Flush(context.TODO()); err != nil {
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return nil, err
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}
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amapcid, err := cst.Put(context.TODO(), amap)
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if err != nil {
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return nil, err
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}
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ias.AddressMap = amapcid
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statecid, err := cst.Put(context.TODO(), &ias)
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if err != nil {
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return nil, err
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}
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act := &types.Actor{
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Code: builtin.InitActorCodeID,
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Head: statecid,
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}
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return act, nil
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}
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