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contractcourt/channel_arbitrator: move next state commit out of stateStep

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This commit is contained in:
Johan T. Halseth 2018-08-21 12:21:14 +02:00
parent 6df302d7f5
commit 06c683d48d
No known key found for this signature in database
GPG Key ID: 15BAADA29DA20D26
1 changed files with 15 additions and 8 deletions
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23
contractcourt/channel_arbitrator.go
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@ -619,14 +619,9 @@ func (c *ChannelArbitrator) stateStep(triggerHeight uint32,
}
}
if err := c.log.CommitState(nextState); err != nil {
return StateError, nil, err
}
log.Tracef("ChannelArbitrator(%v): next_state=%v", c.cfg.ChanPoint,
nextState)
c.state = nextState
return nextState, closeTx, nil
}
@ -656,7 +651,8 @@ func (c *ChannelArbitrator) advanceState(triggerHeight uint32,
triggerHeight, trigger,
)
if err != nil {
log.Errorf("unable to advance state: %v", err)
log.Errorf("ChannelArbitrator(%v): unable to advance "+
"state: %v", c.cfg.ChanPoint, err)
return priorState, nil, err
}
@ -668,10 +664,21 @@ func (c *ChannelArbitrator) advanceState(triggerHeight uint32,
// our prior state back as the next state, then we'll
// terminate.
if nextState == priorState {
log.Tracef("ChannelArbitrator(%v): terminating at state=%v",
c.cfg.ChanPoint, nextState)
log.Tracef("ChannelArbitrator(%v): terminating at "+
"state=%v", c.cfg.ChanPoint, nextState)
return nextState, forceCloseTx, nil
}
// As the prior state was successfully executed, we can now
// commit the next state. This ensures that we will re-execute
// the prior state if anything fails.
if err := c.log.CommitState(nextState); err != nil {
log.Errorf("ChannelArbitrator(%v): unable to commit "+
"next state(%v): %v", c.cfg.ChanPoint,
nextState, err)
return priorState, nil, err
}
c.state = nextState
}
}