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XCM v2: Scripting, Query responses, Exception handling and Error reporting (#3629)

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* Intoduce XCM v2

Also some minor fix for v0/v1

* Minor version cleanup

* Minor version cleanup

* Introduce SendError for XcmSend trait to avoid cycles with having Outcome in Xcm

* comment

* Corrent type

* Docs

* Fix build

* Fixes

* Introduce the basic impl

* Docs

* Add function

* Basic implementation

* Weighed responses and on_report

* Make XCM more script-like

* Remove BuyExecution::orders

* Fixes

* Fixes

* Fixes

* Formatting

* Initial draft and make pallet-xcm build

* fix XCM tests

* Formatting

* Fixes

* Formatting

* spelling

* Fixes

* Fixes

* spelling

* tests for translation

* extra fields to XCM pallet

* Formatting

* Fixes

* spelling

* first integration test

* Another integration test

* Formatting

* fix tests

* all tests

* Fixes

* Fixes

* Formatting

* Fixes

* Fixes

* Formatting

* Bump

* Remove unneeded structuring

* add instruction

* Fixes

* spelling

* Fixes

* Fixes

* Formatting

* Fixes

* Fixes

* Formatting

* Introduce and use VersionedResponse

* Introduce versioning to dispatchables' params

* Fixes

* Formatting

* Rest of merge

* more work

* Formatting

* Basic logic

* Fixes

* Fixes

* Add test

* Fixes

* Formatting

* Fixes

* Fixes

* Fixes

* Nits

* Simplify

* Spelling

* Formatting

* Return weight of unexecuted instructions in case of error as surplus

* Formatting

* Fixes

* Test for instruction count limiting

* Formatting

* Docs
This commit is contained in:
Gavin Wood
2021-08-26 12:41:16 +02:00
committed by GitHub
parent 4193f05fa3
commit 8b80b283d4
37 changed files with 3070 additions and 966 deletions
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polkadot/runtime/kusama/src/lib.rs
+7 -2
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@@ -1255,6 +1255,9 @@ type LocalOriginConverter = (
parameter_types! {
/// The amount of weight an XCM operation takes. This is a safe overestimate.
pub const BaseXcmWeight: Weight = 1_000_000_000;
/// Maximum number of instructions in a single XCM fragment. A sanity check against weight
/// calculations getting too crazy.
pub const MaxInstructions: u32 = 100;
}
/// The XCM router. When we want to send an XCM message, we use this type. It amalgamates all of our
@@ -1290,7 +1293,7 @@ impl xcm_executor::Config for XcmConfig {
type IsTeleporter = TrustedTeleporters;
type LocationInverter = LocationInverter<Ancestry>;
type Barrier = Barrier;
type Weigher = FixedWeightBounds<BaseXcmWeight, Call>;
type Weigher = FixedWeightBounds<BaseXcmWeight, Call, MaxInstructions>;
// The weight trader piggybacks on the existing transaction-fee conversion logic.
type Trader = UsingComponents<WeightToFee, KsmLocation, AccountId, Balances, ToAuthor<Runtime>>;
type ResponseHandler = ();
@@ -1325,8 +1328,10 @@ impl pallet_xcm::Config for Runtime {
type XcmExecutor = XcmExecutor<XcmConfig>;
type XcmTeleportFilter = Everything;
type XcmReserveTransferFilter = Everything;
type Weigher = FixedWeightBounds<BaseXcmWeight, Call>;
type Weigher = FixedWeightBounds<BaseXcmWeight, Call, MaxInstructions>;
type LocationInverter = LocationInverter<Ancestry>;
type Origin = Origin;
type Call = Call;
}
parameter_types! {