b42bb87c81
This commit refactored the function NewNode to take a *testing.T so that the unexpected error is checked inside it. The caller is now free from checking the errors.
412 lines
10 KiB
Go
412 lines
10 KiB
Go
package itest
|
|
|
|
import (
|
|
"context"
|
|
"crypto/rand"
|
|
"fmt"
|
|
"io"
|
|
"sync"
|
|
"time"
|
|
|
|
"github.com/btcsuite/btcutil"
|
|
"github.com/lightningnetwork/lnd/lnrpc"
|
|
"github.com/lightningnetwork/lnd/lnrpc/invoicesrpc"
|
|
"github.com/lightningnetwork/lnd/lnrpc/routerrpc"
|
|
"github.com/lightningnetwork/lnd/lntest"
|
|
"github.com/lightningnetwork/lnd/lntest/wait"
|
|
"github.com/lightningnetwork/lnd/lntypes"
|
|
"github.com/stretchr/testify/require"
|
|
)
|
|
|
|
// testHoldInvoicePersistence tests that a sender to a hold-invoice, can be
|
|
// restarted before the payment gets settled, and still be able to receive the
|
|
// preimage.
|
|
func testHoldInvoicePersistence(net *lntest.NetworkHarness, t *harnessTest) {
|
|
ctxb := context.Background()
|
|
|
|
const (
|
|
chanAmt = btcutil.Amount(1000000)
|
|
numPayments = 10
|
|
)
|
|
|
|
// Create carol, and clean up when the test finishes.
|
|
carol := net.NewNode(t.t, "Carol", nil)
|
|
defer shutdownAndAssert(net, t, carol)
|
|
|
|
// Connect Alice to Carol.
|
|
ctxt, _ := context.WithTimeout(ctxb, defaultTimeout)
|
|
if err := net.ConnectNodes(ctxb, net.Alice, carol); err != nil {
|
|
t.Fatalf("unable to connect alice to carol: %v", err)
|
|
}
|
|
|
|
// Open a channel between Alice and Carol which is private so that we
|
|
// cover the addition of hop hints for hold invoices.
|
|
ctxt, _ = context.WithTimeout(ctxb, channelOpenTimeout)
|
|
chanPointAlice := openChannelAndAssert(
|
|
ctxt, t, net, net.Alice, carol,
|
|
lntest.OpenChannelParams{
|
|
Amt: chanAmt,
|
|
Private: true,
|
|
},
|
|
)
|
|
|
|
// Wait for Alice and Carol to receive the channel edge from the
|
|
// funding manager.
|
|
ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
|
|
err := net.Alice.WaitForNetworkChannelOpen(ctxt, chanPointAlice)
|
|
if err != nil {
|
|
t.Fatalf("alice didn't see the alice->carol channel before "+
|
|
"timeout: %v", err)
|
|
}
|
|
|
|
ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
|
|
err = carol.WaitForNetworkChannelOpen(ctxt, chanPointAlice)
|
|
if err != nil {
|
|
t.Fatalf("carol didn't see the carol->alice channel before "+
|
|
"timeout: %v", err)
|
|
}
|
|
|
|
// Create preimages for all payments we are going to initiate.
|
|
var preimages []lntypes.Preimage
|
|
for i := 0; i < numPayments; i++ {
|
|
var preimage lntypes.Preimage
|
|
_, err = rand.Read(preimage[:])
|
|
if err != nil {
|
|
t.Fatalf("unable to generate preimage: %v", err)
|
|
}
|
|
|
|
preimages = append(preimages, preimage)
|
|
}
|
|
|
|
// Let Carol create hold-invoices for all the payments.
|
|
var (
|
|
payAmt = btcutil.Amount(4)
|
|
payReqs []string
|
|
invoiceStreams []invoicesrpc.Invoices_SubscribeSingleInvoiceClient
|
|
)
|
|
|
|
for _, preimage := range preimages {
|
|
payHash := preimage.Hash()
|
|
|
|
// Make our invoices private so that we get coverage for adding
|
|
// hop hints.
|
|
invoiceReq := &invoicesrpc.AddHoldInvoiceRequest{
|
|
Memo: "testing",
|
|
Value: int64(payAmt),
|
|
Hash: payHash[:],
|
|
Private: true,
|
|
}
|
|
ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
|
|
resp, err := carol.AddHoldInvoice(ctxt, invoiceReq)
|
|
if err != nil {
|
|
t.Fatalf("unable to add invoice: %v", err)
|
|
}
|
|
|
|
ctx, cancel := context.WithCancel(ctxb)
|
|
defer cancel()
|
|
|
|
stream, err := carol.SubscribeSingleInvoice(
|
|
ctx,
|
|
&invoicesrpc.SubscribeSingleInvoiceRequest{
|
|
RHash: payHash[:],
|
|
},
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("unable to subscribe to invoice: %v", err)
|
|
}
|
|
|
|
invoiceStreams = append(invoiceStreams, stream)
|
|
payReqs = append(payReqs, resp.PaymentRequest)
|
|
}
|
|
|
|
// Wait for all the invoices to reach the OPEN state.
|
|
for _, stream := range invoiceStreams {
|
|
invoice, err := stream.Recv()
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
if invoice.State != lnrpc.Invoice_OPEN {
|
|
t.Fatalf("expected OPEN, got state: %v", invoice.State)
|
|
}
|
|
}
|
|
|
|
// Let Alice initiate payments for all the created invoices.
|
|
var paymentStreams []routerrpc.Router_SendPaymentV2Client
|
|
for _, payReq := range payReqs {
|
|
ctx, cancel := context.WithCancel(ctxb)
|
|
defer cancel()
|
|
|
|
payStream, err := net.Alice.RouterClient.SendPaymentV2(
|
|
ctx, &routerrpc.SendPaymentRequest{
|
|
PaymentRequest: payReq,
|
|
TimeoutSeconds: 60,
|
|
FeeLimitSat: 1000000,
|
|
},
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("unable to send alice htlc: %v", err)
|
|
}
|
|
|
|
paymentStreams = append(paymentStreams, payStream)
|
|
}
|
|
|
|
// Wait for inlight status update.
|
|
for _, payStream := range paymentStreams {
|
|
payment, err := payStream.Recv()
|
|
if err != nil {
|
|
t.Fatalf("Failed receiving status update: %v", err)
|
|
}
|
|
|
|
if payment.Status != lnrpc.Payment_IN_FLIGHT {
|
|
t.Fatalf("state not in flight: %v", payment.Status)
|
|
}
|
|
}
|
|
|
|
// The payments should now show up in Alice's ListInvoices, with a zero
|
|
// preimage, indicating they are not yet settled.
|
|
err = wait.NoError(func() error {
|
|
req := &lnrpc.ListPaymentsRequest{
|
|
IncludeIncomplete: true,
|
|
}
|
|
ctxt, _ = context.WithTimeout(ctxt, defaultTimeout)
|
|
paymentsResp, err := net.Alice.ListPayments(ctxt, req)
|
|
if err != nil {
|
|
return fmt.Errorf("error when obtaining payments: %v",
|
|
err)
|
|
}
|
|
|
|
// Gather the payment hashes we are looking for in the
|
|
// response.
|
|
payHashes := make(map[string]struct{})
|
|
for _, preimg := range preimages {
|
|
payHashes[preimg.Hash().String()] = struct{}{}
|
|
}
|
|
|
|
var zeroPreimg lntypes.Preimage
|
|
for _, payment := range paymentsResp.Payments {
|
|
_, ok := payHashes[payment.PaymentHash]
|
|
if !ok {
|
|
continue
|
|
}
|
|
|
|
// The preimage should NEVER be non-zero at this point.
|
|
if payment.PaymentPreimage != zeroPreimg.String() {
|
|
t.Fatalf("expected zero preimage, got %v",
|
|
payment.PaymentPreimage)
|
|
}
|
|
|
|
// We wait for the payment attempt to have been
|
|
// properly recorded in the DB.
|
|
if len(payment.Htlcs) == 0 {
|
|
return fmt.Errorf("no attempt recorded")
|
|
}
|
|
|
|
delete(payHashes, payment.PaymentHash)
|
|
}
|
|
|
|
if len(payHashes) != 0 {
|
|
return fmt.Errorf("payhash not found in response")
|
|
}
|
|
|
|
return nil
|
|
}, defaultTimeout)
|
|
if err != nil {
|
|
t.Fatalf("predicate not satisfied: %v", err)
|
|
}
|
|
|
|
// Wait for all invoices to be accepted.
|
|
for _, stream := range invoiceStreams {
|
|
invoice, err := stream.Recv()
|
|
if err != nil {
|
|
t.Fatalf("err: %v", err)
|
|
}
|
|
|
|
if invoice.State != lnrpc.Invoice_ACCEPTED {
|
|
t.Fatalf("expected ACCEPTED, got state: %v",
|
|
invoice.State)
|
|
}
|
|
}
|
|
|
|
// Restart alice. This to ensure she will still be able to handle
|
|
// settling the invoices after a restart.
|
|
if err := net.RestartNode(net.Alice, nil); err != nil {
|
|
t.Fatalf("Node restart failed: %v", err)
|
|
}
|
|
|
|
// Now after a restart, we must re-track the payments. We set up a
|
|
// goroutine for each to track thir status updates.
|
|
var (
|
|
statusUpdates []chan *lnrpc.Payment
|
|
wg sync.WaitGroup
|
|
quit = make(chan struct{})
|
|
)
|
|
|
|
defer close(quit)
|
|
for _, preimg := range preimages {
|
|
hash := preimg.Hash()
|
|
|
|
ctx, cancel := context.WithCancel(ctxb)
|
|
defer cancel()
|
|
|
|
payStream, err := net.Alice.RouterClient.TrackPaymentV2(
|
|
ctx, &routerrpc.TrackPaymentRequest{
|
|
PaymentHash: hash[:],
|
|
},
|
|
)
|
|
if err != nil {
|
|
t.Fatalf("unable to send track payment: %v", err)
|
|
}
|
|
|
|
// We set up a channel where we'll forward any status update.
|
|
upd := make(chan *lnrpc.Payment)
|
|
wg.Add(1)
|
|
go func() {
|
|
defer wg.Done()
|
|
|
|
for {
|
|
payment, err := payStream.Recv()
|
|
if err != nil {
|
|
close(upd)
|
|
return
|
|
}
|
|
|
|
select {
|
|
case upd <- payment:
|
|
case <-quit:
|
|
return
|
|
}
|
|
}
|
|
}()
|
|
|
|
statusUpdates = append(statusUpdates, upd)
|
|
}
|
|
|
|
// Wait for the in-flight status update.
|
|
for _, upd := range statusUpdates {
|
|
select {
|
|
case payment, ok := <-upd:
|
|
if !ok {
|
|
t.Fatalf("failed getting payment update")
|
|
}
|
|
|
|
if payment.Status != lnrpc.Payment_IN_FLIGHT {
|
|
t.Fatalf("state not in in flight: %v",
|
|
payment.Status)
|
|
}
|
|
case <-time.After(5 * time.Second):
|
|
t.Fatalf("in flight status not recevied")
|
|
}
|
|
}
|
|
|
|
// Settle invoices half the invoices, cancel the rest.
|
|
for i, preimage := range preimages {
|
|
var expectedState lnrpc.Invoice_InvoiceState
|
|
|
|
ctxt, _ = context.WithTimeout(ctxb, defaultTimeout)
|
|
if i%2 == 0 {
|
|
settle := &invoicesrpc.SettleInvoiceMsg{
|
|
Preimage: preimage[:],
|
|
}
|
|
_, err = carol.SettleInvoice(ctxt, settle)
|
|
|
|
expectedState = lnrpc.Invoice_SETTLED
|
|
} else {
|
|
hash := preimage.Hash()
|
|
settle := &invoicesrpc.CancelInvoiceMsg{
|
|
PaymentHash: hash[:],
|
|
}
|
|
_, err = carol.CancelInvoice(ctxt, settle)
|
|
|
|
expectedState = lnrpc.Invoice_CANCELED
|
|
}
|
|
if err != nil {
|
|
t.Fatalf("unable to cancel/settle invoice: %v", err)
|
|
}
|
|
|
|
stream := invoiceStreams[i]
|
|
invoice, err := stream.Recv()
|
|
require.NoError(t.t, err)
|
|
require.Equal(t.t, expectedState, invoice.State)
|
|
}
|
|
|
|
// Make sure we get the expected status update.
|
|
for i, upd := range statusUpdates {
|
|
// Read until the payment is in a terminal state.
|
|
var payment *lnrpc.Payment
|
|
for payment == nil {
|
|
select {
|
|
case p, ok := <-upd:
|
|
if !ok {
|
|
t.Fatalf("failed getting payment update")
|
|
}
|
|
|
|
if p.Status == lnrpc.Payment_IN_FLIGHT {
|
|
continue
|
|
}
|
|
|
|
payment = p
|
|
case <-time.After(5 * time.Second):
|
|
t.Fatalf("in flight status not recevied")
|
|
}
|
|
}
|
|
|
|
// Assert terminal payment state.
|
|
if i%2 == 0 {
|
|
if payment.Status != lnrpc.Payment_SUCCEEDED {
|
|
t.Fatalf("state not succeeded : %v",
|
|
payment.Status)
|
|
}
|
|
} else {
|
|
if payment.FailureReason !=
|
|
lnrpc.PaymentFailureReason_FAILURE_REASON_INCORRECT_PAYMENT_DETAILS {
|
|
|
|
t.Fatalf("state not failed: %v",
|
|
payment.FailureReason)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check that Alice's invoices to be shown as settled and failed
|
|
// accordingly, and preimages matching up.
|
|
req := &lnrpc.ListPaymentsRequest{
|
|
IncludeIncomplete: true,
|
|
}
|
|
ctxt, _ = context.WithTimeout(ctxt, defaultTimeout)
|
|
paymentsResp, err := net.Alice.ListPayments(ctxt, req)
|
|
if err != nil {
|
|
t.Fatalf("error when obtaining Alice payments: %v", err)
|
|
}
|
|
for i, preimage := range preimages {
|
|
paymentHash := preimage.Hash()
|
|
var p string
|
|
for _, resp := range paymentsResp.Payments {
|
|
if resp.PaymentHash == paymentHash.String() {
|
|
p = resp.PaymentPreimage
|
|
break
|
|
}
|
|
}
|
|
if p == "" {
|
|
t.Fatalf("payment not found")
|
|
}
|
|
|
|
if i%2 == 0 {
|
|
if p != preimage.String() {
|
|
t.Fatalf("preimage doesn't match: %v vs %v",
|
|
p, preimage.String())
|
|
}
|
|
} else {
|
|
if p != lntypes.ZeroHash.String() {
|
|
t.Fatalf("preimage not zero: %v", p)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Check that all of our invoice streams are terminated by the server
|
|
// since the invoices have completed.
|
|
for _, stream := range invoiceStreams {
|
|
_, err = stream.Recv()
|
|
require.Equal(t.t, io.EOF, err)
|
|
}
|
|
}
|