Add Collectives Parachain (#1346)

* add new runtime and remove unnecessary pallets

* make runtime build

* add collectives to collator node

* sketch alliance config in runtime

* Slash handler was supposed to be commented out (for now)

* correct signature

* move to impls

* add alliance to runtime

* rustfmt

* IsReserve, remove Ping, update fn deposit

* add transaction_payment event

* Update parachains/runtimes/collectives/collectives-polkadot/src/lib.rs

Co-authored-by: Squirrel <gilescope@gmail.com>

* fmt

* add genesis config to chain spec

* fix merge

* local and dev configs only (for now)

* remove duplicate imports

* Collectives polkadot runtime to cargo workspace members (#1397)

* Collectives polkadot runtime: use unit type impl for identity verifier (#1398)

* apply fn rename

* fmt

* one less todo

* Less code in magic macros (#1407)

* Less code in magic macros

* cargo fmt

* Bench alliance (#1427)

* add benchmarks

* call one script from the other

* shebang changes so works on nixos too.

* bench in parallel as separate jobs

* hyphens can turn into underscores

* remove workaround to trigger bench

Co-authored-by: alvicsam <alvicsam@gmail.com>
Co-authored-by: paritytech-ci <paritytech-ci@parity.io>

* enable ci jobs

* fix publish bench results jobs

* chainspecs for collectives-westend (#1441)

* initial chainspecs for collections relay chain

* plumb in the collectives-westend chainspec

* add Runtime::CollectivesWestend

* lock

* Collectives: teleport slashed assets  (#1433)

* Collectives: teleport slashed assets

* fmt

* Cargo.lock > polkadot-parachain 0.9.25

* create temp account for imbalance

* treasury acc id from pallet id

* move accounts into constants, use here junction for assets

* assets location is relay chain, accounts as parameters

* fix typos

* fix typo

* Update parachains/runtimes/collectives/collectives-polkadot/src/constants.rs

Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

* Move alliance proposal provider to impls.rs (#1464)

* Move to impls alliance proposal provider

* rustfmt

* Bumping spec version

(so that we can redeploy with slashing change.)

* cargo lock

* slurp collectives digest to make appear in release notes (#1473)

* add slurp

* Slurp better :)

* Bring some order

Co-authored-by: Chevdor <chevdor@users.noreply.github.com>
Co-authored-by: Wilfried Kopp <wilfried@parity.io>

* reorder barrier

* Update parachains/runtimes/collectives/collectives-polkadot/src/xcm_config.rs

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

* address review

* clean construct runtime

* fmt

* looks pretty but brings in too much

Co-authored-by: Squirrel <gilescope@gmail.com>
Co-authored-by: Muharem Ismailov <ismailov.m.h@gmail.com>
Co-authored-by: alvicsam <alvicsam@gmail.com>
Co-authored-by: paritytech-ci <paritytech-ci@parity.io>
Co-authored-by: Chevdor <chevdor@users.noreply.github.com>
Co-authored-by: Wilfried Kopp <wilfried@parity.io>
Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>

cumulus/parachains/runtimes/collectives/collectives-polkadot/src/constants.rs

@@ -0,0 +1,83 @@
+// Copyright (C) 2021 Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+pub mod account {
+	use frame_support::PalletId;
+	use sp_runtime::AccountId32;
+
+	/// Relay Chain treasury pallet id, used to convert into AccountId
+	pub const RELAY_TREASURY_PALL_ID: PalletId = PalletId(*b"py/trsry");
+	/// account used to temporarily deposit slashed imbalance before teleporting
+	pub const SLASHED_IMBALANCE_ACC_ID: AccountId32 = AccountId32::new([7u8; 32]);
+}
+
+pub mod currency {
+	use polkadot_core_primitives::Balance;
+	use polkadot_runtime_constants as constants;
+
+	/// The existential deposit. Set to 1/10 of its parent Relay Chain.
+	pub const EXISTENTIAL_DEPOSIT: Balance = constants::currency::EXISTENTIAL_DEPOSIT / 10;
+
+	pub const UNITS: Balance = constants::currency::UNITS;
+	pub const DOLLARS: Balance = constants::currency::DOLLARS;
+	pub const CENTS: Balance = constants::currency::CENTS;
+	pub const MILLICENTS: Balance = constants::currency::MILLICENTS;
+
+	pub const fn deposit(items: u32, bytes: u32) -> Balance {
+		// 1/100 of Polkadot.
+		constants::currency::deposit(items, bytes) / 100
+	}
+}
+
+/// Fee-related.
+pub mod fee {
+	use frame_support::weights::{
+		constants::ExtrinsicBaseWeight, WeightToFeeCoefficient, WeightToFeeCoefficients,
+		WeightToFeePolynomial,
+	};
+	use polkadot_core_primitives::Balance;
+	use smallvec::smallvec;
+	pub use sp_runtime::Perbill;
+
+	/// The block saturation level. Fees will be updates based on this value.
+	pub const TARGET_BLOCK_FULLNESS: Perbill = Perbill::from_percent(25);
+
+	/// Handles converting a weight scalar to a fee value, based on the scale and granularity of the
+	/// node's balance type.
+	///
+	/// This should typically create a mapping between the following ranges:
+	///   - [0, MAXIMUM_BLOCK_WEIGHT]
+	///   - [Balance::min, Balance::max]
+	///
+	/// Yet, it can be used for any other sort of change to weight-fee. Some examples being:
+	///   - Setting it to `0` will essentially disable the weight fee.
+	///   - Setting it to `1` will cause the literal `#[weight = x]` values to be charged.
+	pub struct WeightToFee;
+	impl WeightToFeePolynomial for WeightToFee {
+		type Balance = Balance;
+		fn polynomial() -> WeightToFeeCoefficients<Self::Balance> {
+			// in Polkadot, extrinsic base weight (smallest non-zero weight) is mapped to 1/10 CENT:
+			// in a parachain, we map to 1/10 of that, or 1/100 CENT
+			let p = super::currency::CENTS;
+			let q = 100 * Balance::from(ExtrinsicBaseWeight::get());
+			smallvec![WeightToFeeCoefficient {
+				degree: 1,
+				negative: false,
+				coeff_frac: Perbill::from_rational(p % q, q),
+				coeff_integer: p / q,
+			}]
+		}
+	}
+}