Skip to content
This repository was archived by the owner on Nov 15, 2023. It is now read-only.

Configure Statemint and Statemine to Allow Teleports #912

Merged
gilescope merged 2 commits into from
Jan 19, 2022
Merged

Configure Statemint and Statemine to Allow Teleports #912

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
c2eb9b8
configure pallet-xcm to allow teleports but forbid generic sends
apopiak Nov 24, 2021
b0b9271
bump spec_version
apopiak Nov 24, 2021
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
15 changes: 10 additions & 5 deletions polkadot-parachains/statemine/src/lib.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,8 @@ use xcm_builder::{
ConvertedConcreteAssetId, CurrencyAdapter, EnsureXcmOrigin, FixedWeightBounds,
FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser,
ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
SignedAccountId32AsNative, SovereignSignedViaLocation, TakeWeightCredit, UsingComponents,
SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
UsingComponents,
};
use xcm_executor::{traits::JustTry, Config, XcmExecutor};

Expand All @@ -90,7 +91,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
spec_name: create_runtime_str!("statemine"),
impl_name: create_runtime_str!("statemine"),
authoring_version: 1,
spec_version: 600,
spec_version: 601,
impl_version: 0,
apis: RUNTIME_API_VERSIONS,
transaction_version: 3,
Expand Down Expand Up @@ -564,8 +565,9 @@ parameter_types! {
pub const MaxDownwardMessageWeight: Weight = MAXIMUM_BLOCK_WEIGHT / 10;
}

/// No local origins on this chain are allowed to dispatch XCM sends/executions.
pub type LocalOriginToLocation = ();
/// Converts a local signed origin into an XCM multilocation.
/// Forms the basis for local origins sending/executing XCMs.
pub type LocalOriginToLocation = SignedToAccountId32<Origin, AccountId, RelayNetwork>;

/// The means for routing XCM messages which are not for local execution into the right message
/// queues.
Expand All @@ -578,9 +580,12 @@ pub type XcmRouter = (

impl pallet_xcm::Config for Runtime {
type Event = Event;
type SendXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
// We want to disallow users sending (arbitrary) XCMs from this chain.
type SendXcmOrigin = EnsureXcmOrigin<Origin, ()>;
type XcmRouter = XcmRouter;
// We support local origins dispatching XCM executions in principle...
type ExecuteXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
// ... but disallow generic XCM execution. As a result only teleports and reserve transfers are allowed.
type XcmExecuteFilter = Nothing;
type XcmExecutor = XcmExecutor<XcmConfig>;
type XcmTeleportFilter = Everything;
Expand Down
15 changes: 10 additions & 5 deletions polkadot-parachains/statemint/src/lib.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -75,7 +75,8 @@ use xcm_builder::{
ConvertedConcreteAssetId, CurrencyAdapter, EnsureXcmOrigin, FixedWeightBounds,
FungiblesAdapter, IsConcrete, LocationInverter, NativeAsset, ParentAsSuperuser,
ParentIsDefault, RelayChainAsNative, SiblingParachainAsNative, SiblingParachainConvertsVia,
SignedAccountId32AsNative, SovereignSignedViaLocation, TakeWeightCredit, UsingComponents,
SignedAccountId32AsNative, SignedToAccountId32, SovereignSignedViaLocation, TakeWeightCredit,
UsingComponents,
};
use xcm_executor::{traits::JustTry, Config, XcmExecutor};

Expand All @@ -90,7 +91,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
spec_name: create_runtime_str!("statemint"),
impl_name: create_runtime_str!("statemint"),
authoring_version: 1,
spec_version: 600,
spec_version: 601,
impl_version: 0,
apis: RUNTIME_API_VERSIONS,
transaction_version: 3,
Expand Down Expand Up @@ -576,8 +577,9 @@ parameter_types! {
pub const MaxDownwardMessageWeight: Weight = MAXIMUM_BLOCK_WEIGHT / 10;
}

/// No local origins on this chain are allowed to dispatch XCM sends/executions.
pub type LocalOriginToLocation = ();
/// Converts a local signed origin into an XCM multilocation.
/// Forms the basis for local origins sending/executing XCMs.
pub type LocalOriginToLocation = SignedToAccountId32<Origin, AccountId, RelayNetwork>;

/// The means for routing XCM messages which are not for local execution into the right message
/// queues.
Expand All @@ -590,9 +592,12 @@ pub type XcmRouter = (

impl pallet_xcm::Config for Runtime {
type Event = Event;
type SendXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
// We want to disallow users sending (arbitrary) XCMs from this chain.
type SendXcmOrigin = EnsureXcmOrigin<Origin, ()>;
type XcmRouter = XcmRouter;
// We support local origins dispatching XCM executions in principle...
type ExecuteXcmOrigin = EnsureXcmOrigin<Origin, LocalOriginToLocation>;
// ... but disallow generic XCM execution. As a result only teleports and reserve transfers are allowed.
type XcmExecuteFilter = Nothing;
type XcmExecutor = XcmExecutor<XcmConfig>;
type XcmTeleportFilter = Nothing;
Expand Down
2 changes: 1 addition & 1 deletion polkadot-parachains/westmint/src/lib.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -91,7 +91,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
spec_name: create_runtime_str!("westmint"),
impl_name: create_runtime_str!("westmint"),
authoring_version: 1,
spec_version: 600,
spec_version: 601,
impl_version: 0,
apis: RUNTIME_API_VERSIONS,
transaction_version: 4,
Expand Down