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rpc: display commitment weight+fee info in pendingchannels/listchannels

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This commit is contained in:
Olaoluwa Osuntokun 2017-05-16 19:14:48 -07:00
parent 4728826aa7
commit 2b5d46f135
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GPG Key ID: 9CC5B105D03521A2
1 changed files with 28 additions and 0 deletions
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28
rpcserver.go
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@ -24,6 +24,7 @@ import (
"github.com/lightningnetwork/lnd/lnwire"
"github.com/lightningnetwork/lnd/routing"
"github.com/lightningnetwork/lnd/zpay32"
"github.com/roasbeef/btcd/blockchain"
"github.com/roasbeef/btcd/btcec"
"github.com/roasbeef/btcd/chaincfg"
"github.com/roasbeef/btcd/chaincfg/chainhash"
@ -906,6 +907,18 @@ func (r *rpcServer) PendingChannels(ctx context.Context,
len(pendingOpenChannels))
for i, pendingChan := range pendingOpenChannels {
pub := pendingChan.IdentityPub.SerializeCompressed()
// As this is required for display purposes, we'll calculate
// the weight of the commitment transaction. We also add on the
// estimated weight of the witness to calculate the weight of
// the transaction if it were to be immediately unilaterally
// broadcast.
// TODO(roasbeef): query for funding tx from wallet, display
// that also?
utx := btcutil.NewTx(pendingChan.OurCommitTx)
commitBaseWeight := blockchain.GetTransactionWeight(utx)
commitWeight := commitBaseWeight + lnwallet.WitnessCommitmentTxWeight
resp.PendingOpenChannels[i] = &lnrpc.PendingChannelResponse_PendingOpenChannel{
Channel: &lnrpc.PendingChannelResponse_PendingChannel{
RemoteNodePub: hex.EncodeToString(pub),
@ -914,6 +927,9 @@ func (r *rpcServer) PendingChannels(ctx context.Context,
LocalBalance: int64(pendingChan.OurBalance),
RemoteBalance: int64(pendingChan.TheirBalance),
},
CommitWeight: commitWeight,
CommitFee: int64(pendingChan.CommitFee),
FeePerKw: int64(pendingChan.FeePerKw),
// TODO(roasbeef): need to track confirmation height
}
}
@ -1040,6 +1056,15 @@ func (r *rpcServer) ListChannels(ctx context.Context,
peerOnline = true
}
// As this is required for display purposes, we'll calculate
// the weight of the commitment transaction. We also add on the
// estimated weight of the witness to calculate the weight of
// the transaction if it were to be immediately unilaterally
// broadcast.
utx := btcutil.NewTx(dbChannel.OurCommitTx)
commitBaseWeight := blockchain.GetTransactionWeight(utx)
commitWeight := commitBaseWeight + lnwallet.WitnessCommitmentTxWeight
channel := &lnrpc.ActiveChannel{
Active: peerOnline,
RemotePubkey: nodeID,
@ -1048,6 +1073,9 @@ func (r *rpcServer) ListChannels(ctx context.Context,
Capacity: int64(dbChannel.Capacity),
LocalBalance: int64(dbChannel.OurBalance),
RemoteBalance: int64(dbChannel.TheirBalance),
CommitFee: int64(dbChannel.CommitFee),
CommitWeight: commitWeight,
FeePerKw: int64(dbChannel.FeePerKw),
TotalSatoshisSent: int64(dbChannel.TotalSatoshisSent),
TotalSatoshisReceived: int64(dbChannel.TotalSatoshisReceived),
NumUpdates: dbChannel.NumUpdates,