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multi: rename Payment.PaymentPreimage to Payment.Preimage

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Preliminary step to exposing PaymentPreimage() as a method that can be
shared between legacy payments and mutli-path payments.
This commit is contained in:
Conner Fromknecht 2019-11-19 20:40:29 -08:00
parent b03d8edcd9
commit fbd599a2cb
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GPG Key ID: E7D737B67FA592C7
3 changed files with 11 additions and 11 deletions
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8
channeldb/payments.go
View File

@ -239,11 +239,11 @@ type Payment struct {
// NOTE: Can be nil if no attempt is yet made.
Attempt *PaymentAttemptInfo
// PaymentPreimage is the preimage of a successful payment. This serves
// as a proof of payment. It will only be non-nil for settled payments.
// Preimage is the preimage of a successful payment. This serves as a
// proof of payment. It will only be non-nil for settled payments.
//
// NOTE: Can be nil if payment is not settled.
PaymentPreimage *lntypes.Preimage
Preimage *lntypes.Preimage
// Failure is a failure reason code indicating the reason the payment
// failed. It is only non-nil for failed payments.
@ -363,7 +363,7 @@ func fetchPayment(bucket *bbolt.Bucket) (*Payment, error) {
if b != nil {
var preimg lntypes.Preimage
copy(preimg[:], b[:])
p.PaymentPreimage = &preimg
p.Preimage = &preimg
}
// Get failure reason if available.

2
routing/control_tower.go
View File

@ -214,7 +214,7 @@ func (p *controlTower) SubscribePayment(paymentHash lntypes.Hash) (
// immediately.
case channeldb.StatusSucceeded:
event = *createSuccessResult(
&payment.Attempt.Route, *payment.PaymentPreimage,
&payment.Attempt.Route, *payment.Preimage,
)
// Payment already failed. It is not necessary to register as a

12
rpcserver.go
View File

@ -4348,9 +4348,8 @@ func (r *rpcServer) ListPayments(ctx context.Context,
continue
}
// If a payment attempt has been made we can fetch the route.
// Otherwise we'll just populate the RPC response with an empty
// one.
// Fetch the payment's route, which will be empty if an attempt
// has not been made.
var route route.Route
if payment.Attempt != nil {
route = payment.Attempt.Route
@ -4360,10 +4359,11 @@ func (r *rpcServer) ListPayments(ctx context.Context,
path[i] = hex.EncodeToString(hop.PubKeyBytes[:])
}
// If this payment is settled, the preimage will be available.
// Fetch the preimage if the payment was successful, otherwise a
// zero-value preimage will be used.
var preimage lntypes.Preimage
if payment.PaymentPreimage != nil {
preimage = *payment.PaymentPreimage
if payment.Preimage != nil {
preimage = *payment.Preimage
}
msatValue := int64(payment.Info.Value)