feat: limit xcm transfers

crates/currency/src/lib.rs

@@ -42,7 +42,9 @@ pub mod pallet {
     /// ## Configuration
     /// The pallet's configuration trait.
     #[pallet::config]
-    pub trait Config: frame_system::Config + orml_tokens::Config<Balance = BalanceOf<Self>> {
+    pub trait Config:
+        frame_system::Config + orml_tokens::Config<Balance = BalanceOf<Self>, CurrencyId = primitives::CurrencyId>
+    {
         type UnsignedFixedPoint: FixedPointNumber<Inner = BalanceOf<Self>>
             + TruncateFixedPointToInt
             + Encode

crates/xcm-limit/Cargo.toml

@@ -0,0 +1,51 @@
+[package]
+name = "xcm-limit"
+version = "1.2.0"
+authors = ["Interlay Ltd"]
+edition = "2021"
+
+[dependencies]
+serde = { version = "1.0.130", default-features = false, features = ["derive"], optional = true }
+codec = { package = "parity-scale-codec", version = "3.0.0", default-features = false, features = ["derive", "max-encoded-len"] }
+scale-info = { version = "2.0.0", default-features = false, features = ["derive"] }
+
+fixed-hash = { version = "0.7.0", default-features = false, features = ["byteorder"] }
+log = { version = "0.4.14", default-features = false }
+
+visibility = { version = "0.0.1", optional = true }
+
+# Substrate dependencies
+sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+sp-arithmetic = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+sp-std = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+sp-io = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+sp-core = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+
+frame-support = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+frame-system = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+frame-benchmarking = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false, optional = true }
+pallet-timestamp = { git = "https://github.com/paritytech/substrate", branch = "polkadot-v0.9.24", default-features = false }
+
+xcm = { git = "https://github.com/paritytech/polkadot", default-features = false , branch = "release-v0.9.26" }
+xcm-executor = { git = "https://github.com/paritytech/polkadot", default-features = false , branch = "release-v0.9.26" }
+
+[features]
+default = ["std"]
+std = [
+	"serde",
+	"codec/std",
+	"scale-info/std",
+
+	"sp-arithmetic/std",
+	"sp-core/std",
+	"sp-io/std",
+	"sp-runtime/std",
+	"sp-std/std",
+
+	"frame-support/std",
+	"frame-system/std",
+	"frame-benchmarking/std",
+
+	"xcm/std",
+	"xcm-executor/std"
+]

crates/xcm-limit/src/default_weights.rs

@@ -0,0 +1,64 @@
+//! Autogenerated weights for clients-info
+//!
+//! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
+//! DATE: 2021-12-13, STEPS: `100`, REPEAT: 10, LOW RANGE: `[]`, HIGH RANGE: `[]`
+//! EXECUTION: Some(Wasm), WASM-EXECUTION: Compiled, CHAIN: Some("dev"), DB CACHE: 128
+
+// Executed Command:
+// target/release/interbtc-standalone
+// benchmark
+// --chain
+// dev
+// --execution=wasm
+// --wasm-execution=compiled
+// --pallet
+// clients-info
+// --extrinsic
+// *
+// --steps
+// 100
+// --repeat
+// 10
+// --output
+// crates/clients-info/src/default_weights.rs
+// --template
+// .deploy/weight-template.hbs
+
+
+#![cfg_attr(rustfmt, rustfmt_skip)]
+#![allow(unused_parens)]
+#![allow(unused_imports)]
+
+use frame_support::{traits::Get, weights::{Weight, constants::RocksDbWeight}};
+use sp_std::marker::PhantomData;
+
+/// Weight functions needed for vault_registry.
+pub trait WeightInfo {
+	fn set_current_client_release() -> Weight;
+	fn set_pending_client_release() -> Weight;
+}
+
+/// Weights for vault_registry using the Substrate node and recommended hardware.
+pub struct SubstrateWeight<T>(PhantomData<T>);
+impl<T: frame_system::Config> WeightInfo for SubstrateWeight<T> {
+	fn set_current_client_release() -> Weight {
+		(4_130_000 as Weight)
+			.saturating_add(T::DbWeight::get().writes(1 as Weight))
+	}
+
+	fn set_pending_client_release() -> Weight {
+		(4_130_000 as Weight)
+	}
+}
+
+// For backwards compatibility and tests
+impl WeightInfo for () {
+	fn set_current_client_release() -> Weight {
+		(4_130_000 as Weight)
+			.saturating_add(RocksDbWeight::get().writes(1 as Weight))
+	}
+
+	fn set_pending_client_release() -> Weight {
+		(4_130_000 as Weight)
+	}
+}