98 lines
3.1 KiB
Go
98 lines
3.1 KiB
Go
package messagepool
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import (
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"context"
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"time"
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"github.com/ipfs/go-cid"
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pubsub "github.com/libp2p/go-libp2p-pubsub"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/go-address"
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"github.com/filecoin-project/lotus/chain/stmgr"
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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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)
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var (
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HeadChangeCoalesceMinDelay = 2 * time.Second
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HeadChangeCoalesceMaxDelay = 6 * time.Second
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HeadChangeCoalesceMergeInterval = time.Second
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)
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type Provider interface {
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SubscribeHeadChanges(func(rev, app []*types.TipSet) error) *types.TipSet
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PutMessage(m types.ChainMsg) (cid.Cid, error)
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PubSubPublish(string, []byte) error
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GetActorAfter(address.Address, *types.TipSet) (*types.Actor, error)
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StateAccountKey(context.Context, address.Address, *types.TipSet) (address.Address, error)
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MessagesForBlock(*types.BlockHeader) ([]*types.Message, []*types.SignedMessage, error)
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MessagesForTipset(*types.TipSet) ([]types.ChainMsg, error)
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LoadTipSet(tsk types.TipSetKey) (*types.TipSet, error)
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ChainComputeBaseFee(ctx context.Context, ts *types.TipSet) (types.BigInt, error)
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}
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type mpoolProvider struct {
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sm *stmgr.StateManager
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ps *pubsub.PubSub
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}
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func NewProvider(sm *stmgr.StateManager, ps *pubsub.PubSub) Provider {
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return &mpoolProvider{sm: sm, ps: ps}
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}
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func (mpp *mpoolProvider) SubscribeHeadChanges(cb func(rev, app []*types.TipSet) error) *types.TipSet {
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mpp.sm.ChainStore().SubscribeHeadChanges(
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store.WrapHeadChangeCoalescer(
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cb,
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HeadChangeCoalesceMinDelay,
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HeadChangeCoalesceMaxDelay,
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HeadChangeCoalesceMergeInterval,
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))
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return mpp.sm.ChainStore().GetHeaviestTipSet()
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}
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func (mpp *mpoolProvider) PutMessage(m types.ChainMsg) (cid.Cid, error) {
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return mpp.sm.ChainStore().PutMessage(m)
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}
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func (mpp *mpoolProvider) PubSubPublish(k string, v []byte) error {
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return mpp.ps.Publish(k, v) //nolint
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}
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func (mpp *mpoolProvider) GetActorAfter(addr address.Address, ts *types.TipSet) (*types.Actor, error) {
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stcid, _, err := mpp.sm.TipSetState(context.TODO(), ts)
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if err != nil {
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return nil, xerrors.Errorf("computing tipset state for GetActor: %w", err)
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}
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st, err := mpp.sm.StateTree(stcid)
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if err != nil {
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return nil, xerrors.Errorf("failed to load state tree: %w", err)
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}
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return st.GetActor(addr)
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}
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func (mpp *mpoolProvider) StateAccountKey(ctx context.Context, addr address.Address, ts *types.TipSet) (address.Address, error) {
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return mpp.sm.ResolveToKeyAddress(ctx, addr, ts)
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}
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func (mpp *mpoolProvider) MessagesForBlock(h *types.BlockHeader) ([]*types.Message, []*types.SignedMessage, error) {
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return mpp.sm.ChainStore().MessagesForBlock(h)
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}
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func (mpp *mpoolProvider) MessagesForTipset(ts *types.TipSet) ([]types.ChainMsg, error) {
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return mpp.sm.ChainStore().MessagesForTipset(ts)
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}
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func (mpp *mpoolProvider) LoadTipSet(tsk types.TipSetKey) (*types.TipSet, error) {
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return mpp.sm.ChainStore().LoadTipSet(tsk)
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}
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func (mpp *mpoolProvider) ChainComputeBaseFee(ctx context.Context, ts *types.TipSet) (types.BigInt, error) {
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baseFee, err := mpp.sm.ChainStore().ComputeBaseFee(ctx, ts)
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if err != nil {
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return types.NewInt(0), xerrors.Errorf("computing base fee at %s: %w", ts, err)
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}
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return baseFee, nil
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}
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