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Add the ability to suspend or resume XCM execution on the XCMP queue (#896)

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* Add the ability to suspend or resume XCM execution on the XCMP queue

* Rename QueueActive to QueueSuspended

* Add the ability to suspend the DMP queue

* Rename XCMP to DMP in comments where appropriate

Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>

* Add a bypass for XCMP queue suspension

* Revert "Add the ability to suspend the DMP queue"

This reverts commit 363ca09b41e40fce3f2740e7ab78f5c54781ca5c.

* Change controller origin to either root or council-issued origin

* Rename to ControllerOriginConverter

Co-authored-by: Alexander Popiak <alexander.popiak@parity.io>
This commit is contained in:
Keith Yeung
2022-01-31 13:12:09 +01:00
committed by GitHub
parent c69b749290
commit d793334bbd
9 changed files with 124 additions and 4 deletions
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cumulus/pallets/xcmp-queue/src/mock.rs
+29 -1
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@@ -15,16 +15,20 @@
use super::*;
use crate as xcmp_queue;
use frame_support::parameter_types;
use core::marker::PhantomData;
use cumulus_primitives_core::{IsSystem, ParaId};
use frame_support::{parameter_types, traits::OriginTrait};
use frame_system::EnsureRoot;
use sp_core::H256;
use sp_runtime::{
testing::Header,
traits::{BlakeTwo256, IdentityLookup},
};
use xcm::prelude::*;
use xcm_builder::{
CurrencyAdapter, FixedWeightBounds, IsConcrete, LocationInverter, NativeAsset, ParentIsPreset,
};
use xcm_executor::traits::ConvertOrigin;
type UncheckedExtrinsic = frame_system::mocking::MockUncheckedExtrinsic<Test>;
type Block = frame_system::mocking::MockBlock<Test>;
@@ -154,12 +158,36 @@ pub type XcmRouter = (
XcmpQueue,
);
pub struct SystemParachainAsSuperuser<Origin>(PhantomData<Origin>);
impl<Origin: OriginTrait> ConvertOrigin<Origin> for SystemParachainAsSuperuser<Origin> {
fn convert_origin(
origin: impl Into<MultiLocation>,
kind: OriginKind,
) -> Result<Origin, MultiLocation> {
let origin = origin.into();
if kind == OriginKind::Superuser &&
matches!(
origin,
MultiLocation {
parents: 1,
interior: X1(Parachain(id)),
} if ParaId::from(id).is_system(),
) {
Ok(Origin::root())
} else {
Err(origin)
}
}
}
impl Config for Test {
type Event = Event;
type XcmExecutor = xcm_executor::XcmExecutor<XcmConfig>;
type ChannelInfo = ParachainSystem;
type VersionWrapper = ();
type ExecuteOverweightOrigin = EnsureRoot<AccountId>;
type ControllerOrigin = EnsureRoot<AccountId>;
type ControllerOriginConverter = SystemParachainAsSuperuser<Origin>;
}
pub fn new_test_ext() -> sp_io::TestExternalities {