Merge pull request #3924 from guggero/itest-scrypt

itest: use fast scrypt options for aezeed, macaroons DB and wallet DB

aezeed/cipherseed_rpctest.go

@@ -0,0 +1,13 @@
+// +build rpctest
+
+package aezeed
+
+import "github.com/btcsuite/btcwallet/waddrmgr"
+
+func init() {
+	// For the purposes of our itest, we'll crank down the scrypt params a
+	// bit.
+	scryptN = waddrmgr.FastScryptOptions.N
+	scryptR = waddrmgr.FastScryptOptions.R
+	scryptP = waddrmgr.FastScryptOptions.P
+}

go.mod

@@ -8,7 +8,7 @@ require (
 	github.com/btcsuite/btcd v0.20.1-beta
 	github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f
 	github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d
-	github.com/btcsuite/btcwallet v0.11.1-0.20200219004649-ae9416ad7623
+	github.com/btcsuite/btcwallet v0.11.1-0.20200323235326-015c045a3bb7
 	github.com/btcsuite/btcwallet/wallet/txauthor v1.0.0
 	github.com/btcsuite/btcwallet/wallet/txrules v1.0.0
 	github.com/btcsuite/btcwallet/walletdb v1.2.0

go.sum

@@ -26,8 +26,8 @@ github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f h1:bAs4lUbRJpnnkd9
 github.com/btcsuite/btclog v0.0.0-20170628155309-84c8d2346e9f/go.mod h1:TdznJufoqS23FtqVCzL0ZqgP5MqXbb4fg/WgDys70nA=
 github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d h1:yJzD/yFppdVCf6ApMkVy8cUxV0XrxdP9rVf6D87/Mng=
 github.com/btcsuite/btcutil v0.0.0-20190425235716-9e5f4b9a998d/go.mod h1:+5NJ2+qvTyV9exUAL/rxXi3DcLg2Ts+ymUAY5y4NvMg=
-github.com/btcsuite/btcwallet v0.11.1-0.20200219004649-ae9416ad7623 h1:ZuJRjucNsTmlrbZncsqzD0z3EaXrOobCx2I4lc12R4g=
-github.com/btcsuite/btcwallet v0.11.1-0.20200219004649-ae9416ad7623/go.mod h1:1O1uRHMPXHdwA4/od8nqYqrgclVKp+wtfXUAqHmeRvE=
+github.com/btcsuite/btcwallet v0.11.1-0.20200323235326-015c045a3bb7 h1:ubYJYIi13atgwPCX7FZQZV2mytkaRHWPycDFdF28U0o=
+github.com/btcsuite/btcwallet v0.11.1-0.20200323235326-015c045a3bb7/go.mod h1:1O1uRHMPXHdwA4/od8nqYqrgclVKp+wtfXUAqHmeRvE=
 github.com/btcsuite/btcwallet/wallet/txauthor v1.0.0 h1:KGHMW5sd7yDdDMkCZ/JpP0KltolFsQcB973brBnfj4c=
 github.com/btcsuite/btcwallet/wallet/txauthor v1.0.0/go.mod h1:VufDts7bd/zs3GV13f/lXc/0lXrPnvxD/NvmpG/FEKU=
 github.com/btcsuite/btcwallet/wallet/txrules v1.0.0 h1:2VsfS0sBedcM5KmDzRMT3+b6xobqWveZGvjb+jFez5w=

htlcswitch/link.go

@@ -627,7 +627,7 @@ func (l *channelLink) syncChanStates() error {
 
 	if err := l.cfg.Peer.SendMessage(true, localChanSyncMsg); err != nil {
 		return fmt.Errorf("Unable to send chan sync message for "+
-			"ChannelPoint(%v)", l.channel.ChannelPoint())
+			"ChannelPoint(%v): %v", l.channel.ChannelPoint(), err)
 	}
 
 	var msgsToReSend []lnwire.Message
@@ -3121,7 +3121,7 @@ func (l *channelLink) fail(linkErr LinkFailureError,
 		return
 	}
 
-	l.log.Errorf("failing link: %s", reason)
+	l.log.Errorf("failing link: %s with error: %v", reason, linkErr)
 
 	// Set failed, such that we won't process any more updates, and notify
 	// the peer about the failure.

lntest/itest/lnd_test.go

@@ -7328,10 +7328,12 @@ func testRevokedCloseRetribution(net *lntest.NetworkHarness, t *harnessTest) {
 
 	// Carol will be the breached party. We set --nolisten to ensure Bob
 	// won't be able to connect to her and trigger the channel data
-	// protection logic automatically.
+	// protection logic automatically. We also can't have Carol
+	// automatically re-connect too early, otherwise DLP would be initiated
+	// instead of the breach we want to provoke.
 	carol, err := net.NewNode(
 		"Carol",
-		[]string{"--hodl.exit-settle", "--nolisten"},
+		[]string{"--hodl.exit-settle", "--nolisten", "--minbackoff=1h"},
 	)
 	if err != nil {
 		t.Fatalf("unable to create new carol node: %v", err)
@@ -7591,10 +7593,12 @@ func testRevokedCloseRetributionZeroValueRemoteOutput(net *lntest.NetworkHarness
 
 	// Dave will be the breached party. We set --nolisten to ensure Carol
 	// won't be able to connect to him and trigger the channel data
-	// protection logic automatically.
+	// protection logic automatically. We also can't have Dave automatically
+	// re-connect too early, otherwise DLP would be initiated instead of the
+	// breach we want to provoke.
 	dave, err := net.NewNode(
 		"Dave",
-		[]string{"--hodl.exit-settle", "--nolisten"},
+		[]string{"--hodl.exit-settle", "--nolisten", "--minbackoff=1h"},
 	)
 	if err != nil {
 		t.Fatalf("unable to create new node: %v", err)
@@ -8658,15 +8662,23 @@ func assertDLPExecuted(net *lntest.NetworkHarness, t *harnessTest,
 	dave *lntest.HarnessNode, daveStartingBalance int64,
 	anchors bool) {
 
+	// We disabled auto-reconnect for some tests to avoid timing issues.
+	// To make sure the nodes are initiating DLP now, we have to manually
+	// re-connect them.
+	ctxb := context.Background()
+	err := net.ConnectNodes(ctxb, carol, dave)
+	if err != nil && !strings.Contains(err.Error(), "already connected") {
+		t.Fatalf("unable to connect Carol to Dave to initiate DLP: %v",
+			err)
+	}
+
 	// Upon reconnection, the nodes should detect that Dave is out of sync.
 	// Carol should force close the channel using her latest commitment.
 	expectedTxes := 1
 	if anchors {
 		expectedTxes = 2
 	}
-
-	ctxb := context.Background()
-	_, err := waitForNTxsInMempool(
+	_, err = waitForNTxsInMempool(
 		net.Miner.Node, expectedTxes, minerMempoolTimeout,
 	)
 	if err != nil {
@@ -8777,8 +8789,12 @@ func testDataLossProtection(net *lntest.NetworkHarness, t *harnessTest) {
 
 	// Carol will be the up-to-date party. We set --nolisten to ensure Dave
 	// won't be able to connect to her and trigger the channel data
-	// protection logic automatically.
-	carol, err := net.NewNode("Carol", []string{"--nolisten"})
+	// protection logic automatically. We also can't have Carol
+	// automatically re-connect too early, otherwise DLP would be initiated
+	// at the wrong moment.
+	carol, err := net.NewNode(
+		"Carol", []string{"--nolisten", "--minbackoff=1h"},
+	)
 	if err != nil {
 		t.Fatalf("unable to create new carol node: %v", err)
 	}

lntest/timeouts.go

@@ -23,5 +23,5 @@ const (
 
 	// AsyncBenchmarkTimeout is the timeout used when running the async
 	// payments benchmark.
-	AsyncBenchmarkTimeout = time.Minute
+	AsyncBenchmarkTimeout = 2 * time.Minute
 )

lnwallet/btcwallet/btcwallet_rpctest.go

@@ -0,0 +1,23 @@
+// +build rpctest
+
+package btcwallet
+
+import (
+	"github.com/btcsuite/btcwallet/snacl"
+	"github.com/btcsuite/btcwallet/waddrmgr"
+)
+
+func init() {
+	// Instruct waddrmgr to use the cranked down scrypt parameters when
+	// creating new wallet encryption keys. This will speed up the itests
+	// considerably.
+	fastScrypt := waddrmgr.FastScryptOptions
+	keyGen := func(passphrase *[]byte, config *waddrmgr.ScryptOptions) (
+		*snacl.SecretKey, error) {
+
+		return snacl.NewSecretKey(
+			passphrase, fastScrypt.N, fastScrypt.R, fastScrypt.P,
+		)
+	}
+	waddrmgr.SetSecretKeyGen(keyGen)
+}

macaroons/security.go

@@ -0,0 +1,13 @@
+// +build !rpctest
+
+package macaroons
+
+import "github.com/btcsuite/btcwallet/snacl"
+
+var (
+	// Below are the default scrypt parameters that are used when creating
+	// the encryption key for the macaroon database with snacl.NewSecretKey.
+	scryptN = snacl.DefaultN
+	scryptR = snacl.DefaultR
+	scryptP = snacl.DefaultP
+)

macaroons/security_rpctest.go

@@ -0,0 +1,14 @@
+// +build rpctest
+
+package macaroons
+
+import "github.com/btcsuite/btcwallet/waddrmgr"
+
+var (
+	// Below are the reduced scrypt parameters that are used when creating
+	// the encryption key for the macaroon database with snacl.NewSecretKey.
+	// We use very low values for our itest/rpctest to speed things up.
+	scryptN = waddrmgr.FastScryptOptions.N
+	scryptR = waddrmgr.FastScryptOptions.R
+	scryptP = waddrmgr.FastScryptOptions.P
+)

macaroons/security_test.go

@@ -0,0 +1,12 @@
+package macaroons
+
+import "github.com/btcsuite/btcwallet/waddrmgr"
+
+func init() {
+	// Below are the reduced scrypt parameters that are used when creating
+	// the encryption key for the macaroon database with snacl.NewSecretKey.
+	// We use very low values for our itest/rpctest to speed things up.
+	scryptN = waddrmgr.FastScryptOptions.N
+	scryptR = waddrmgr.FastScryptOptions.R
+	scryptP = waddrmgr.FastScryptOptions.P
+}

macaroons/store.go

@@ -106,8 +106,9 @@ func (r *RootKeyStorage) CreateUnlock(password *[]byte) error {
 		}
 
 		// We haven't yet stored a key, so create a new one.
-		encKey, err := snacl.NewSecretKey(password, snacl.DefaultN,
-			snacl.DefaultR, snacl.DefaultP)
+		encKey, err := snacl.NewSecretKey(
+			password, scryptN, scryptR, scryptP,
+		)
 		if err != nil {
 			return err
 		}