Default to legacy

eclair-core/src/main/scala/fr/acinq/eclair/channel/fsm/Channel.scala

@@ -640,8 +640,8 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with
             case PostRevocationAction.RejectHtlc(add) =>
               log.debug("rejecting incoming htlc {}", add)
               // NB: we don't set commit = true, we will sign all updates at once afterwards.
-              // The HTLC is rejected without reading the onion, we default to using attributable errors if the feature is activated.
-              self ! CMD_FAIL_HTLC(add.id, Right(TemporaryChannelFailure(d.channelUpdate)), useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.now(), commit = true)
+              // The HTLC is rejected without reading the onion, we default to legacy errors.
+              self ! CMD_FAIL_HTLC(add.id, Right(TemporaryChannelFailure(d.channelUpdate)), useAttributableErrors = false, TimestampMilli.now(), commit = true)
             case PostRevocationAction.RelayFailure(result) =>
               log.debug("forwarding {} to relayer", result)
               relayer ! result
@@ -1342,13 +1342,13 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with
             case PostRevocationAction.RelayHtlc(add) =>
               // BOLT 2: A sending node SHOULD fail to route any HTLC added after it sent shutdown.
               log.debug("closing in progress: failing {}", add)
-              // The HTLC is rejected without reading the onion, we default to using attributable errors if the feature is activated.
-              self ! CMD_FAIL_HTLC(add.id, Right(PermanentChannelFailure()), useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.now(), commit = true)
+              // The HTLC is rejected without reading the onion, we default to legacy errors.
+              self ! CMD_FAIL_HTLC(add.id, Right(PermanentChannelFailure()), useAttributableErrors = false, TimestampMilli.now(), commit = true)
             case PostRevocationAction.RejectHtlc(add) =>
               // BOLT 2: A sending node SHOULD fail to route any HTLC added after it sent shutdown.
               log.debug("closing in progress: rejecting {}", add)
-              // The HTLC is rejected without reading the onion, we default to using attributable errors if the feature is activated.
-              self ! CMD_FAIL_HTLC(add.id, Right(PermanentChannelFailure()), useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.now(), commit = true)
+              // The HTLC is rejected without reading the onion, we default to legacy errors.
+              self ! CMD_FAIL_HTLC(add.id, Right(PermanentChannelFailure()), useAttributableErrors = false, TimestampMilli.now(), commit = true)
             case PostRevocationAction.RelayFailure(result) =>
               log.debug("forwarding {} to relayer", result)
               relayer ! result

eclair-core/src/main/scala/fr/acinq/eclair/payment/relay/PostRestartHtlcCleaner.scala

@@ -131,8 +131,8 @@ class PostRestartHtlcCleaner(nodeParams: NodeParams, register: ActorRef, initial
                       val failure = InvalidOnionBlinding(ByteVector32.Zeroes)
                       CMD_FAIL_MALFORMED_HTLC(htlc.id, failure.onionHash, failure.code, commit = true)
                     case None =>
-                      // By default we use attributable errors if the feature is activated.
-                      CMD_FAIL_HTLC(htlc.id, Right(TemporaryNodeFailure()), useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.min, commit = true)
+                      // By default we use legacy errors.
+                      CMD_FAIL_HTLC(htlc.id, Right(TemporaryNodeFailure()), useAttributableErrors = false, TimestampMilli.min, commit = true)
                   }
                   channel ! cmd
                 } else {
@@ -262,8 +262,8 @@ class PostRestartHtlcCleaner(nodeParams: NodeParams, register: ActorRef, initial
                     val failure = InvalidOnionBlinding(ByteVector32.Zeroes)
                     CMD_FAIL_MALFORMED_HTLC(originHtlcId, failure.onionHash, failure.code, commit = true)
                   case None =>
-                    // By default we use attributable errors if the feature is activated.
-                    ChannelRelay.translateRelayFailure(originHtlcId, fail, useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.min)
+                    // By default we use legacy errors.
+                    ChannelRelay.translateRelayFailure(originHtlcId, fail, useAttributableErrors = false, TimestampMilli.min)
                 }
                 PendingCommandsDb.safeSend(register, nodeParams.db.pendingCommands, originChannelId, cmd)
               case Origin.TrampolineRelayedCold(origins) =>
@@ -272,8 +272,8 @@ class PostRestartHtlcCleaner(nodeParams: NodeParams, register: ActorRef, initial
                   Metrics.Resolved.withTag(Tags.Success, value = false).withTag(Metrics.Relayed, value = true).increment()
                   // We don't bother decrypting the downstream failure to forward a more meaningful error upstream, it's
                   // very likely that it won't be actionable anyway because of our node restart.
-                  // By default we use attributable errors if the feature is activated.
-                  PendingCommandsDb.safeSend(register, nodeParams.db.pendingCommands, channelId, CMD_FAIL_HTLC(htlcId, Right(TemporaryNodeFailure()), useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.min, commit = true))
+                  // By default we use legacy errors.
+                  PendingCommandsDb.safeSend(register, nodeParams.db.pendingCommands, channelId, CMD_FAIL_HTLC(htlcId, Right(TemporaryNodeFailure()), useAttributableErrors = false, TimestampMilli.min, commit = true))
                 }
             }
           }

eclair-core/src/main/scala/fr/acinq/eclair/payment/relay/Relayer.scala

@@ -84,17 +84,17 @@ class Relayer(nodeParams: NodeParams, router: ActorRef, register: ActorRef, paym
               // We are the introduction point of a blinded path: we add a non-negligible delay to make it look like it
               // could come from a downstream node.
               val delay = Some(500.millis + Random.nextLong(1500).millis)
-              // By default we use attributable errors if the feature is activated.
-              CMD_FAIL_HTLC(add.id, Right(InvalidOnionBlinding(badOnion.onionHash)), useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.now(), delay, commit = true)
+              // By default we use legacy errors.
+              CMD_FAIL_HTLC(add.id, Right(InvalidOnionBlinding(badOnion.onionHash)), useAttributableErrors = false, TimestampMilli.now(), delay, commit = true)
             case _ =>
               CMD_FAIL_MALFORMED_HTLC(add.id, badOnion.onionHash, badOnion.code, commit = true)
           }
           log.warning(s"rejecting htlc #${add.id} from channelId=${add.channelId} reason=malformed onionHash=${badOnion.onionHash} failureCode=${badOnion.code}")
           PendingCommandsDb.safeSend(register, nodeParams.db.pendingCommands, add.channelId, cmdFail)
         case Left(failure) =>
           log.warning(s"rejecting htlc #${add.id} from channelId=${add.channelId} reason=$failure")
-          // By default we use attributable errors if the feature is activated.
-          val cmdFail = CMD_FAIL_HTLC(add.id, Right(failure), useAttributableErrors = nodeParams.features.hasFeature(Features.AttributableError), TimestampMilli.now(), commit = true)
+          // By default we use legacy errors.
+          val cmdFail = CMD_FAIL_HTLC(add.id, Right(failure), useAttributableErrors = false, TimestampMilli.now(), commit = true)
           PendingCommandsDb.safeSend(register, nodeParams.db.pendingCommands, add.channelId, cmdFail)
       }
 

eclair-core/src/test/scala/fr/acinq/eclair/integration/basic/payment/OfferPaymentSpec.scala

@@ -24,7 +24,7 @@ import com.softwaremill.quicklens.ModifyPimp
 import fr.acinq.bitcoin.scalacompat.Crypto.PublicKey
 import fr.acinq.bitcoin.scalacompat.{ByteVector32, SatoshiLong}
 import fr.acinq.eclair.FeatureSupport.Optional
-import fr.acinq.eclair.Features.{AttributableError, KeySend, RouteBlinding}
+import fr.acinq.eclair.Features.{KeySend, RouteBlinding}
 import fr.acinq.eclair.channel.{DATA_NORMAL, RealScidStatus}
 import fr.acinq.eclair.integration.basic.fixtures.MinimalNodeFixture
 import fr.acinq.eclair.integration.basic.fixtures.MinimalNodeFixture.{connect, getChannelData, getPeerChannels, getRouterData, knownFundingTxs, nodeParamsFor, openChannel, watcherAutopilot}
@@ -61,19 +61,16 @@ class OfferPaymentSpec extends FixtureSpec with IntegrationPatience {
     val aliceParams = nodeParamsFor("alice", ByteVector32(hex"b4acd47335b25ab7b84b8c020997b12018592bb4631b868762154d77fa8b93a3"))
       .modify(_.onionMessageConfig.timeout).setTo(5 minutes)
       .modify(_.features.activated).using(_ + (RouteBlinding -> Optional))
-      .modify(_.features.activated).using(_ - AttributableError)
       .modify(_.channelConf.channelFlags.announceChannel).setTo(!testData.tags.contains(PrivateChannels))
     val bobParams = nodeParamsFor("bob", ByteVector32(hex"7620226fec887b0b2ebe76492e5a3fd3eb0e47cd3773263f6a81b59a704dc492"))
       .modify(_.onionMessageConfig.timeout).setTo(5 minutes)
       .modify(_.features.activated).using(_ + (RouteBlinding -> Optional))
-      .modify(_.features.activated).using(_ - AttributableError)
       .modify(_.features.activated).usingIf(testData.tags.contains(RouteBlindingDisabledBob))(_ - RouteBlinding)
       .modify(_.channelConf.channelFlags.announceChannel).setTo(!testData.tags.contains(PrivateChannels))
     val carolParams = nodeParamsFor("carol", ByteVector32(hex"ebd5a5d3abfb3ef73731eb3418d918f247445183180522674666db98a66411cc"))
       .modify(_.onionMessageConfig.timeout).setTo(5 minutes)
       .modify(_.features.activated).using(_ + (RouteBlinding -> Optional))
       .modify(_.features.activated).using(_ + (KeySend -> Optional))
-      .modify(_.features.activated).using(_ - AttributableError)
       .modify(_.features.activated).usingIf(testData.tags.contains(RouteBlindingDisabledCarol))(_ - RouteBlinding)
       .modify(_.channelConf.channelFlags.announceChannel).setTo(!testData.tags.contains(PrivateChannels))