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itest: test unconfirmed channel backup file

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This commit is contained in:
Oliver Gugger 2020-02-10 17:04:25 +01:00
parent d8c62c37a8
commit 8a2c02f8ea
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GPG Key ID: 8E4256593F177720
1 changed files with 58 additions and 5 deletions
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63
lntest/itest/lnd_test.go
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@ -13987,6 +13987,21 @@ func testChanRestoreScenario(t *harnessTest, net *lntest.NetworkHarness,
t.Fatalf("couldn't open pending channel: %v", err)
}
// Give the pubsub some time to update the channel backup.
err = wait.NoError(func() error {
fi, err := os.Stat(dave.ChanBackupPath())
if err != nil {
return err
}
if fi.Size() <= chanbackup.NilMultiSizePacked {
return fmt.Errorf("backup file empty")
}
return nil
}, defaultTimeout)
if err != nil {
t.Fatalf("channel backup not updated in time: %v", err)
}
default:
ctxt, _ = context.WithTimeout(ctxb, channelOpenTimeout)
chanPoint := openChannelAndAssert(
@ -14203,7 +14218,7 @@ func testChannelBackupRestore(net *lntest.NetworkHarness, t *harnessTest) {
mnemonic []string) (nodeRestorer, error) {
// Read the entire Multi backup stored within
// this node's chaannels.backup file.
// this node's channels.backup file.
multi, err := ioutil.ReadFile(backupFilePath)
if err != nil {
return nil, err
@ -14312,7 +14327,7 @@ func testChannelBackupRestore(net *lntest.NetworkHarness, t *harnessTest) {
mnemonic []string) (nodeRestorer, error) {
// Read the entire Multi backup stored within
// this node's chaannels.backup file.
// this node's channels.backup file.
multi, err := ioutil.ReadFile(backupFilePath)
if err != nil {
return nil, err
@ -14367,10 +14382,48 @@ func testChannelBackupRestore(net *lntest.NetworkHarness, t *harnessTest) {
},
},
// Create a backup from an unconfirmed channel and make sure
// recovery works as well.
// Use the channel backup file that contains an unconfirmed
// channel and make sure recovery works as well.
{
name: "restore unconfirmed channel",
name: "restore unconfirmed channel file",
channelsUpdated: false,
initiator: true,
private: false,
unconfirmed: true,
restoreMethod: func(oldNode *lntest.HarnessNode,
backupFilePath string,
mnemonic []string) (nodeRestorer, error) {
// Read the entire Multi backup stored within
// this node's channels.backup file.
multi, err := ioutil.ReadFile(backupFilePath)
if err != nil {
return nil, err
}
// Let's assume time passes, the channel
// confirms in the meantime but for some reason
// the backup we made while it was still
// unconfirmed is the only backup we have. We
// should still be able to restore it. To
// simulate time passing, we mine some blocks
// to get the channel confirmed _after_ we saved
// the backup.
mineBlocks(t, net, 6, 1)
// In our nodeRestorer function, we'll restore
// the node from seed, then manually recover
// the channel backup.
return chanRestoreViaRPC(
net, password, mnemonic, multi,
)
},
},
// Create a backup using RPC that contains an unconfirmed
// channel and make sure recovery works as well.
{
name: "restore unconfirmed channel RPC",
channelsUpdated: false,
initiator: true,
private: false,