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Allow Queries and Subscriptions (#4150)

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* Allow Queries and Subscriptions

* Formatting

* Formatting
This commit is contained in:
Gavin Wood
2021-10-27 15:13:12 +02:00
committed by GitHub
parent 4c042b1de3
commit d7513f5313
3 changed files with 32 additions and 12 deletions
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polkadot/runtime/westend/src/lib.rs
+7 -2
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@@ -46,8 +46,9 @@ use runtime_parachains::{
use xcm::latest::prelude::*;
use xcm_builder::{
AccountId32Aliases, AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom,
ChildParachainAsNative, ChildParachainConvertsVia, ChildSystemParachainAsSuperuser,
AccountId32Aliases, AllowKnownQueryResponses, AllowSubscriptionsFrom,
AllowTopLevelPaidExecutionFrom, AllowUnpaidExecutionFrom, ChildParachainAsNative,
ChildParachainConvertsVia, ChildSystemParachainAsSuperuser,
CurrencyAdapter as XcmCurrencyAdapter, IsChildSystemParachain, IsConcrete, LocationInverter,
SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
UsingComponents, WeightInfoBounds,
@@ -976,6 +977,10 @@ pub type Barrier = (
AllowTopLevelPaidExecutionFrom<Everything>,
// Messages coming from system parachains need not pay for execution.
AllowUnpaidExecutionFrom<IsChildSystemParachain<ParaId>>,
// Expected responses are OK.
AllowKnownQueryResponses<XcmPallet>,
// Subscriptions for version tracking are OK.
AllowSubscriptionsFrom<Everything>,
);
pub struct XcmConfig;