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XCM revamp (#2836)

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* Remove unused relaying XCM

* Aggregate HRMP (XCMP/HMP) messages. Payloads for spambot.

* Revert lock

* Fix

* Broken example

* Introduce fee payment mechanics into XCM.

* Weight limitations on XCM execution

* Mock environment for tests and the first test

* Tests for XCM and a few refactors.

* Remove code that's not ready

* Fix for an XCM and an additional test

* Query response system

* XCMP message dispatch system reimagining

- Moved most of the logic into xcm-handler pallet
- Altered the outgoing XCMP API from push to pull
- Changed underlying outgoing queue data structures to avoid multi-page read/writes
- Introduced queuing for incoming messages
- Introduced signal messages as a flow-control sub-stream
- Introduced flow-control with basic threshold back-pressure
- Introduced overall weight limitation on messages executed
- Additonal alterations to XCM APIs for the new system

* Some build fixes

* Remove the Encode bounds sprayed around

* More faff

* Fix bounds amek use latest scale codec.

* remove println

* fixes

* Fix XcmExecutor Tests

* Fix XCM bounds using derivative crate

* Refactor names of XcmGeneric &c into Xcm

* Repot the xcm-executor into xcm-builder

* Docs

* Docs

* Fixes

* Update xcm/src/lib.rs

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>

* Fixes

* Docs

* Update runtime/parachains/src/ump.rs

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>

* Docs

* Fixes

* Fixes

* Fixes

* Docs

* Fixes

* Fixes

* Introduce transfer_asset specialisation.

* Fixes

* Fixes

Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>
This commit is contained in:
Gavin Wood
2021-04-07 22:38:29 +02:00
committed by GitHub
parent 8eae0fa443
commit adc238ad86
37 changed files with 2436 additions and 574 deletions
Download Patch File Download Diff File Expand all files Collapse all files
polkadot/runtime/parachains/src/hrmp.rs
+3 -3
View File
@@ -995,7 +995,7 @@ impl<T: Config> Module<T> {
<Self as Store>::HrmpOpenChannelRequestsList::append(channel_id);
let notification_bytes = {
use xcm::{v0::Xcm, VersionedXcm};
use xcm::opaque::{v0::Xcm, VersionedXcm};
use parity_scale_codec::Encode as _;
VersionedXcm::from(Xcm::HrmpNewChannelOpenRequest {
@@ -1061,7 +1061,7 @@ impl<T: Config> Module<T> {
let notification_bytes = {
use parity_scale_codec::Encode as _;
use xcm::{v0::Xcm, VersionedXcm};
use xcm::opaque::{v0::Xcm, VersionedXcm};
VersionedXcm::from(Xcm::HrmpChannelAccepted {
recipient: u32::from(origin),
@@ -1104,7 +1104,7 @@ impl<T: Config> Module<T> {
let config = <configuration::Module<T>>::config();
let notification_bytes = {
use parity_scale_codec::Encode as _;
use xcm::{v0::Xcm, VersionedXcm};
use xcm::opaque::{v0::Xcm, VersionedXcm};
VersionedXcm::from(Xcm::HrmpChannelClosing {
initiator: u32::from(origin),