Allow Queries and Subscriptions

Fixes

Formatting
This commit is contained in:
Gav Wood
2021-10-26 12:59:31 +02:00
committed by Keith Yeung
parent 2f7353745e
commit 1dab315778
5 changed files with 68 additions and 27 deletions
+16 -5
View File
@@ -49,11 +49,12 @@ use polkadot_runtime_common::{BlockHashCount, RocksDbWeight, SlowAdjustingFeeUpd
// XCM Imports
use xcm::latest::prelude::*;
use xcm_builder::{
AccountId32Aliases, AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, CurrencyAdapter,
EnsureXcmOrigin, FixedWeightBounds, IsConcrete, LocationInverter, NativeAsset,
ParentAsSuperuser, ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative,
SiblingParachainConvertsVia, SignedAccountId32AsNative, SignedToAccountId32,
SovereignSignedViaLocation, TakeWeightCredit, UsingComponents,
AccountId32Aliases, AllowKnownQueryResponses, AllowSubscriptionsFrom,
AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, CurrencyAdapter, EnsureXcmOrigin,
FixedWeightBounds, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser,
ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
UsingComponents,
};
use xcm_executor::{Config, XcmExecutor};
@@ -465,12 +466,22 @@ match_type! {
MultiLocation { parents: 1, interior: X1(Plurality { id: BodyId::Executive, .. }) }
};
}
match_type! {
pub type ParentOrSiblings: impl Contains<MultiLocation> = {
MultiLocation { parents: 1, interior: Here } |
MultiLocation { parents: 1, interior: X1(_) }
};
}
pub type Barrier = (
TakeWeightCredit,
AllowTopLevelPaidExecutionFrom<Everything>,
AllowUnpaidExecutionFrom<ParentOrParentsExecutivePlurality>,
// ^^^ Parent and its exec plurality get free execution
// Expected responses are OK.
AllowKnownQueryResponses<PolkadotXcm>,
// Subscriptions for version tracking are OK.
AllowSubscriptionsFrom<ParentOrSiblings>,
);
pub struct XcmConfig;