Companion for paritytech/polkadot#4712 (#901)

* Rename ParentIsDefault to ParentIsAllZeroes

* Fixes

* Create ParentAccounts for respective networks

* Fixes

* Use b"Parent" as the basis for generating parent AccountId

* Fixes

* Use preset parent account ID

* update lockfile for {"polkadot"}

Co-authored-by: parity-processbot <>

polkadot-parachains/rococo-parachain/src/lib.rs

@@ -73,7 +73,7 @@ use xcm::latest::prelude::*;
 use xcm_builder::{
 	AccountId32Aliases, AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, CurrencyAdapter,
 	EnsureXcmOrigin, FixedWeightBounds, IsConcrete, LocationInverter, NativeAsset,
-	ParentAsSuperuser, ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative,
+	ParentAsSuperuser, ParentIsPreset, RelayChainAsNative, SiblingParachainAsNative,
 	SiblingParachainConvertsVia, SignedAccountId32AsNative, SignedToAccountId32,
 	SovereignSignedViaLocation, TakeWeightCredit, UsingComponents,
 };
@@ -283,8 +283,8 @@ parameter_types! {
 /// when determining ownership of accounts for asset transacting and when attempting to use XCM
 /// `Transact` in order to determine the dispatch Origin.
 pub type LocationToAccountId = (
-	// The parent (Relay-chain) origin converts to the default `AccountId`.
-	ParentIsDefault<AccountId>,
+	// The parent (Relay-chain) origin converts to the parent `AccountId`.
+	ParentIsPreset<AccountId>,
 	// Sibling parachain origins convert to AccountId via the `ParaId::into`.
 	SiblingParachainConvertsVia<Sibling, AccountId>,
 	// Straight up local `AccountId32` origins just alias directly to `AccountId`.

polkadot-parachains/shell/src/lib.rs

@@ -57,7 +57,7 @@ pub use sp_runtime::{Perbill, Permill};
 use xcm::latest::prelude::*;
 use xcm_builder::{
 	AllowUnpaidExecutionFrom, FixedWeightBounds, LocationInverter, ParentAsSuperuser,
-	ParentIsDefault, SovereignSignedViaLocation,
+	ParentIsPreset, SovereignSignedViaLocation,
 };
 use xcm_executor::{Config, XcmExecutor};
 
@@ -186,7 +186,7 @@ pub type XcmOriginToTransactDispatchOrigin = (
 	// Sovereign account converter; this attempts to derive an `AccountId` from the origin location
 	// using `LocationToAccountId` and then turn that into the usual `Signed` origin. Useful for
 	// foreign chains who want to have a local sovereign account on this chain which they control.
-	SovereignSignedViaLocation<ParentIsDefault<AccountId>, Origin>,
+	SovereignSignedViaLocation<ParentIsPreset<AccountId>, Origin>,
 	// Superuser converter for the Relay-chain (Parent) location. This will allow it to issue a
 	// transaction from the Root origin.
 	ParentAsSuperuser<Origin>,

polkadot-parachains/statemine/src/lib.rs

@@ -73,8 +73,8 @@ use xcm_builder::{
 	AccountId32Aliases, AllowKnownQueryResponses, AllowSubscriptionsFrom,
 	AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, AsPrefixedGeneralIndex,
 	ConvertedConcreteAssetId, CurrencyAdapter, EnsureXcmOrigin, FixedWeightBounds,
-	FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser,
-	ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
+	FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser, ParentIsPreset,
+	RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
 	SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
 	UsingComponents,
 };
@@ -443,8 +443,8 @@ parameter_types! {
 /// when determining ownership of accounts for asset transacting and when attempting to use XCM
 /// `Transact` in order to determine the dispatch Origin.
 pub type LocationToAccountId = (
-	// The parent (Relay-chain) origin converts to the default `AccountId`.
-	ParentIsDefault<AccountId>,
+	// The parent (Relay-chain) origin converts to the parent `AccountId`.
+	ParentIsPreset<AccountId>,
 	// Sibling parachain origins convert to AccountId via the `ParaId::into`.
 	SiblingParachainConvertsVia<Sibling, AccountId>,
 	// Straight up local `AccountId32` origins just alias directly to `AccountId`.

polkadot-parachains/statemint/src/lib.rs

@@ -74,8 +74,8 @@ use xcm_builder::{
 	AccountId32Aliases, AllowKnownQueryResponses, AllowSubscriptionsFrom,
 	AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, AsPrefixedGeneralIndex,
 	ConvertedConcreteAssetId, CurrencyAdapter, EnsureXcmOrigin, FixedWeightBounds,
-	FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser,
-	ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
+	FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser, ParentIsPreset,
+	RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
 	SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
 	UsingComponents,
 };
@@ -456,8 +456,8 @@ parameter_types! {
 /// when determining ownership of accounts for asset transacting and when attempting to use XCM
 /// `Transact` in order to determine the dispatch Origin.
 pub type LocationToAccountId = (
-	// The parent (Relay-chain) origin converts to the default `AccountId`.
-	ParentIsDefault<AccountId>,
+	// The parent (Relay-chain) origin converts to the parent `AccountId`.
+	ParentIsPreset<AccountId>,
 	// Sibling parachain origins convert to AccountId via the `ParaId::into`.
 	SiblingParachainConvertsVia<Sibling, AccountId>,
 	// Straight up local `AccountId32` origins just alias directly to `AccountId`.

polkadot-parachains/westmint/src/lib.rs

@@ -73,8 +73,8 @@ use xcm_builder::{
 	AccountId32Aliases, AllowKnownQueryResponses, AllowSubscriptionsFrom,
 	AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, AsPrefixedGeneralIndex,
 	ConvertedConcreteAssetId, CurrencyAdapter, EnsureXcmOrigin, FixedWeightBounds,
-	FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser,
-	ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
+	FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser, ParentIsPreset,
+	RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
 	SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
 	UsingComponents,
 };
@@ -440,8 +440,8 @@ parameter_types! {
 /// when determining ownership of accounts for asset transacting and when attempting to use XCM
 /// `Transact` in order to determine the dispatch Origin.
 pub type LocationToAccountId = (
-	// The parent (Relay-chain) origin converts to the default `AccountId`.
-	ParentIsDefault<AccountId>,
+	// The parent (Relay-chain) origin converts to the parent `AccountId`.
+	ParentIsPreset<AccountId>,
 	// Sibling parachain origins convert to AccountId via the `ParaId::into`.
 	SiblingParachainConvertsVia<Sibling, AccountId>,
 	// Straight up local `AccountId32` origins just alias directly to `AccountId`.