86 lines
2.2 KiB
Go
86 lines
2.2 KiB
Go
package vm
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import (
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"context"
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"github.com/ipfs/go-cid"
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dstore "github.com/ipfs/go-datastore"
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hamt "github.com/ipfs/go-hamt-ipld"
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bstore "github.com/ipfs/go-ipfs-blockstore"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/lotus/chain/actors"
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"github.com/filecoin-project/lotus/chain/actors/aerrors"
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"github.com/filecoin-project/lotus/chain/state"
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"github.com/filecoin-project/lotus/chain/types"
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)
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func init() {
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bs := bstore.NewBlockstore(dstore.NewMapDatastore())
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cst := hamt.CSTFromBstore(bs)
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emptyobject, err := cst.Put(context.TODO(), map[string]string{})
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if err != nil {
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panic(err)
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}
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EmptyObjectCid = emptyobject
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}
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var EmptyObjectCid cid.Cid
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func TryCreateAccountActor(st *state.StateTree, addr address.Address) (*types.Actor, aerrors.ActorError) {
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act, err := makeActor(st, addr)
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if err != nil {
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return nil, err
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}
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if _, err := st.RegisterNewAddress(addr, act); err != nil {
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return nil, aerrors.Escalate(err, "registering actor address")
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}
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return act, nil
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}
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func makeActor(st *state.StateTree, addr address.Address) (*types.Actor, aerrors.ActorError) {
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switch addr.Protocol() {
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case address.BLS:
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return NewBLSAccountActor(st, addr)
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case address.SECP256K1:
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return NewSecp256k1AccountActor(st, addr)
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case address.ID:
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return nil, aerrors.Newf(1, "no actor with given ID: %s", addr)
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case address.Actor:
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return nil, aerrors.Newf(1, "no such actor: %s", addr)
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default:
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return nil, aerrors.Newf(1, "address has unsupported protocol: %d", addr.Protocol())
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}
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}
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func NewBLSAccountActor(st *state.StateTree, addr address.Address) (*types.Actor, aerrors.ActorError) {
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var acstate actors.AccountActorState
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acstate.Address = addr
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c, err := st.Store.Put(context.TODO(), &acstate)
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if err != nil {
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return nil, aerrors.Escalate(err, "serializing account actor state")
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}
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nact := &types.Actor{
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Code: actors.AccountCodeCid,
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Balance: types.NewInt(0),
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Head: c,
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}
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return nact, nil
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}
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func NewSecp256k1AccountActor(st *state.StateTree, addr address.Address) (*types.Actor, aerrors.ActorError) {
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nact := &types.Actor{
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Code: actors.AccountCodeCid,
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Balance: types.NewInt(0),
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Head: EmptyObjectCid,
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}
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return nact, nil
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}
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