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lnrpc+routing: Only accept a single route for SendToRoute

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This commit is contained in:
Joost Jager
2018-08-08 11:09:30 +02:00
parent 0b66d56aab
commit ba3fa94268
10 changed files with 693 additions and 736 deletions
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30
routing/router.go
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@@ -20,6 +20,7 @@ import (
"github.com/lightningnetwork/lnd/channeldb"
"github.com/lightningnetwork/lnd/htlcswitch"
"github.com/lightningnetwork/lnd/input"
"github.com/lightningnetwork/lnd/lntypes"
"github.com/lightningnetwork/lnd/lnwallet"
"github.com/lightningnetwork/lnd/lnwire"
"github.com/lightningnetwork/lnd/multimutex"
@@ -1523,21 +1524,24 @@ func (r *ChannelRouter) SendPayment(payment *LightningPayment) ([32]byte, *route
return r.sendPayment(payment, paySession)
}
// SendToRoute attempts to send a payment as described within the passed
// LightningPayment through the provided routes. This function is blocking
// and will return either: when the payment is successful, or all routes
// have been attempted and resulted in a failed payment. If the payment
// succeeds, then a non-nil Route will be returned which describes the
// path the successful payment traversed within the network to reach the
// destination. Additionally, the payment preimage will also be returned.
func (r *ChannelRouter) SendToRoute(routes []*route.Route,
payment *LightningPayment) ([32]byte, *route.Route, error) {
// SendToRoute attempts to send a payment with the given hash through the
// provided route. This function is blocking and will return the obtained
// preimage if the payment is successful or the full error in case of a failure.
func (r *ChannelRouter) SendToRoute(hash lntypes.Hash, route *route.Route) (
lntypes.Preimage, error) {
paySession := r.missionControl.NewPaymentSessionFromRoutes(
routes,
)
// Create a payment session for just this route.
paySession := r.missionControl.NewPaymentSessionForRoute(route)
return r.sendPayment(payment, paySession)
// Create a (mostly) dummy payment, as the created payment session is
// not going to do path finding.
payment := &LightningPayment{
PaymentHash: hash,
}
preimage, _, err := r.sendPayment(payment, paySession)
return preimage, err
}
// sendPayment attempts to send a payment as described within the passed