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fundingmanager: commit to new states in stateStep

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This commit moves the saving of the new channelOpeningState to the
stateStep method.
This commit is contained in:
Johan T. Halseth 2018-09-16 10:40:09 +02:00
parent 49bbf0eb61
commit b2a7e42f44
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GPG Key ID: 15BAADA29DA20D26
1 changed files with 39 additions and 31 deletions
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70
fundingmanager.go
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@ -907,8 +907,22 @@ func (f *fundingManager) stateStep(channel *channeldb.OpenChannel,
err)
}
// As the fundingLocked message is now sent to the peer, the
// channel is moved to the next state of the state machine. It
// will be moved to the last state (actually deleted from the
// database) after the channel is finally announced.
err = f.saveChannelOpeningState(
&channel.FundingOutpoint, fundingLockedSent,
shortChanID,
)
if err != nil {
return fmt.Errorf("error setting channel state to"+
" fundingLockedSent: %v", err)
}
fndgLog.Debugf("Channel(%v) with ShortChanID %v: successfully "+
"sent FundingLocked", chanID, shortChanID)
return nil
// fundingLocked was sent to peer, but the channel was not added to the
@ -920,6 +934,19 @@ func (f *fundingManager) stateStep(channel *channeldb.OpenChannel,
"router graph: %v", err)
}
// As the channel is now added to the ChannelRouter's topology,
// the channel is moved to the next state of the state machine.
// It will be moved to the last state (actually deleted from
// the database) after the channel is finally announced.
err = f.saveChannelOpeningState(
&channel.FundingOutpoint, addedToRouterGraph,
shortChanID,
)
if err != nil {
return fmt.Errorf("error setting channel state to"+
" addedToRouterGraph: %v", err)
}
fndgLog.Debugf("Channel(%v) with ShortChanID %v: successfully "+
"added to router graph", chanID, shortChanID)
@ -961,8 +988,20 @@ func (f *fundingManager) stateStep(channel *channeldb.OpenChannel,
"announcement: %v", err)
}
// We delete the channel opening state from our internal
// database as the opening process has succeeded. We can do
// this because we assume the AuthenticatedGossiper queues the
// announcement messages, and persists them in case of a daemon
// shutdown.
err = f.deleteChannelOpeningState(&channel.FundingOutpoint)
if err != nil {
return fmt.Errorf("error deleting channel state: %v",
err)
}
fndgLog.Debugf("Channel(%v) with ShortChanID %v: successfully "+
"announced", chanID, shortChanID)
return nil
}
@ -2068,17 +2107,6 @@ func (f *fundingManager) sendFundingLocked(peer lnpeer.Peer,
}
}
// As the fundingLocked message is now sent to the peer, the channel is
// moved to the next state of the state machine. It will be moved to the
// last state (actually deleted from the database) after the channel is
// finally announced.
err = f.saveChannelOpeningState(&completeChan.FundingOutpoint,
fundingLockedSent, shortChanID)
if err != nil {
return fmt.Errorf("error setting channel state to"+
" fundingLockedSent: %v", err)
}
return nil
}
@ -2157,17 +2185,6 @@ func (f *fundingManager) addToRouterGraph(completeChan *channeldb.OpenChannel,
return ErrFundingManagerShuttingDown
}
// As the channel is now added to the ChannelRouter's topology, the
// channel is moved to the next state of the state machine. It will be
// moved to the last state (actually deleted from the database) after
// the channel is finally announced.
err = f.saveChannelOpeningState(&completeChan.FundingOutpoint,
addedToRouterGraph, shortChanID)
if err != nil {
return fmt.Errorf("error setting channel state to"+
" addedToRouterGraph: %v", err)
}
return nil
}
@ -2309,15 +2326,6 @@ func (f *fundingManager) annAfterSixConfs(completeChan *channeldb.OpenChannel,
"announced", &fundingPoint, shortChanID)
}
// We delete the channel opening state from our internal database
// as the opening process has succeeded. We can do this because we
// assume the AuthenticatedGossiper queues the announcement messages,
// and persists them in case of a daemon shutdown.
err := f.deleteChannelOpeningState(&completeChan.FundingOutpoint)
if err != nil {
return fmt.Errorf("error deleting channel state: %v", err)
}
return nil
}