42 lines
1.1 KiB
Go
42 lines
1.1 KiB
Go
package events
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import (
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"context"
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"golang.org/x/xerrors"
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"github.com/filecoin-project/lotus/chain/types"
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)
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func (e *calledEvents) CheckMsg(ctx context.Context, msg *types.Message, hnd CalledHandler) CheckFunc {
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return func(ts *types.TipSet) (done bool, more bool, err error) {
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fa, err := e.cs.StateGetActor(ctx, msg.From, ts)
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if err != nil {
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return false, true, err
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}
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// TODO: probably want to look at the chain to make sure it's
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// the right message, but this is probably good enough for now
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done = fa.Nonce >= msg.Nonce
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rec, err := e.cs.StateGetReceipt(ctx, msg.Cid(), ts)
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if err != nil {
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return false, true, err
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}
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more, err = hnd(msg, rec, ts, ts.Height())
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return done, more, err
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}
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}
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func (e *calledEvents) MatchMsg(inmsg *types.Message) MatchFunc {
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return func(msg *types.Message) (bool, error) {
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if msg.From == inmsg.From && msg.Nonce == inmsg.Nonce && !inmsg.Equals(msg) {
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return false, xerrors.Errorf("matching msg %s from %s, nonce %d: got duplicate origin/nonce msg %s", inmsg.Cid(), inmsg.From, inmsg.Nonce, msg.Nonce)
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}
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return inmsg.Equals(msg), nil
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}
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}
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