102 lines
2.6 KiB
Go
102 lines
2.6 KiB
Go
package stmgr
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import (
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"context"
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"fmt"
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"github.com/ipfs/go-cid"
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"go.opencensus.io/trace"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/lotus/api"
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"github.com/filecoin-project/lotus/chain/actors"
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"github.com/filecoin-project/lotus/chain/store"
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"github.com/filecoin-project/lotus/chain/types"
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"github.com/filecoin-project/lotus/chain/vm"
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)
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func (sm *StateManager) CallRaw(ctx context.Context, msg *types.Message, bstate cid.Cid, r vm.Rand, bheight uint64) (*api.MethodCall, error) {
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ctx, span := trace.StartSpan(ctx, "statemanager.CallRaw")
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defer span.End()
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vmi, err := vm.NewVM(bstate, bheight, r, actors.NetworkAddress, sm.cs.Blockstore(), sm.cs.VMSys())
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if err != nil {
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return nil, xerrors.Errorf("failed to set up vm: %w", err)
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}
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if msg.GasLimit == types.EmptyInt {
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msg.GasLimit = types.NewInt(10000000000)
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}
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if msg.GasPrice == types.EmptyInt {
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msg.GasPrice = types.NewInt(0)
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}
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if msg.Value == types.EmptyInt {
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msg.Value = types.NewInt(0)
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}
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if span.IsRecordingEvents() {
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span.AddAttributes(
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trace.Int64Attribute("gas_limit", int64(msg.GasLimit.Uint64())),
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trace.Int64Attribute("gas_price", int64(msg.GasPrice.Uint64())),
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trace.StringAttribute("value", msg.Value.String()),
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)
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}
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fromActor, err := vmi.StateTree().GetActor(msg.From)
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if err != nil {
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return nil, xerrors.Errorf("call raw get actor: %s", err)
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}
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msg.Nonce = fromActor.Nonce
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// TODO: maybe just use the invoker directly?
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ret, err := vmi.ApplyMessage(ctx, msg)
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if err != nil {
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return nil, xerrors.Errorf("apply message failed: %w", err)
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}
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var errs string
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if ret.ActorErr != nil {
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errs = ret.ActorErr.Error()
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log.Warnf("chain call failed: %s", ret.ActorErr)
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}
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return &api.MethodCall{
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MessageReceipt: ret.MessageReceipt,
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Error: errs,
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}, nil
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}
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func (sm *StateManager) Call(ctx context.Context, msg *types.Message, ts *types.TipSet) (*api.MethodCall, error) {
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if ts == nil {
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ts = sm.cs.GetHeaviestTipSet()
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}
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state := ts.ParentState()
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r := store.NewChainRand(sm.cs, ts.Cids(), ts.Height())
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return sm.CallRaw(ctx, msg, state, r, ts.Height())
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}
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var errHaltExecution = fmt.Errorf("halt")
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func (sm *StateManager) Replay(ctx context.Context, ts *types.TipSet, mcid cid.Cid) (*types.Message, *vm.ApplyRet, error) {
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var outm *types.Message
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var outr *vm.ApplyRet
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_, _, err := sm.computeTipSetState(ctx, ts.Blocks(), func(c cid.Cid, m *types.Message, ret *vm.ApplyRet) error {
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if c == mcid {
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outm = m
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outr = ret
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return errHaltExecution
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}
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return nil
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})
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if err != nil && err != errHaltExecution {
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return nil, nil, xerrors.Errorf("unexpected error during execution: %w", err)
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}
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return outm, outr, nil
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}
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