Add Rococo test network (#1363)

* Add Rococo test network * Correct license header * Add bootNodes address * Fix compile errors * Change bootNodes * Change rococo bootNodes * Add new bootNodes * Fix bootNodes typo * Remove public telemetry * Add rococo-local chain spec * Remove staking * Remove staking from chain spec * use rococo-staging chain spec and preserve bootnodes * Same but with --raw * update chain name and remove telemetry * Empty commit to re-trigger CI * Fix revision (temp. until I merge master) * Revert to branch = master to avoid conflicts * Revert to branch = master to avoid conflicts * Disable test (temp) * Revert to branch = master to avoid conflicts * Revert to branch = master to avoid conflicts * Change bootNodes IPs for second rococo network * Revert "Disable test (temp)" This reverts commit a159f12e . * Revert purchase * Update chain spec * FUUU * Update service/src/lib.rs Co-authored-by: Robert Habermeier <rphmeier@gmail.com> * Update runtime/rococo/src/lib.rs Co-authored-by: Robert Habermeier <rphmeier@gmail.com> * Fix compilation Co-authored-by: Evaldo <contato@evaldofelipe.com> Co-authored-by: David Dorgan <david@parity.io> Co-authored-by: Cecile Tonglet <cecile.tonglet@cecton.com> Co-authored-by: Robert Habermeier <rphmeier@gmail.com>

Add Rococo test network (#1363)
* Add Rococo test network * Correct license header * Add bootNodes address * Fix compile errors * Change bootNodes * Change rococo bootNodes * Add new bootNodes * Fix bootNodes typo * Remove public telemetry * Add rococo-local chain spec * Remove staking * Remove staking from chain spec * use rococo-staging chain spec and preserve bootnodes * Same but with --raw * update chain name and remove telemetry * Empty commit to re-trigger CI * Fix revision (temp. until I merge master) * Revert to branch = master to avoid conflicts * Revert to branch = master to avoid conflicts * Disable test (temp) * Revert to branch = master to avoid conflicts * Revert to branch = master to avoid conflicts * Change bootNodes IPs for second rococo network * Revert "Disable test (temp)" This reverts commit a159f12e . * Revert purchase * Update chain spec * FUUU * Update service/src/lib.rs Co-authored-by: Robert Habermeier <rphmeier@gmail.com> * Update runtime/rococo/src/lib.rs Co-authored-by: Robert Habermeier <rphmeier@gmail.com> * Fix compilation Co-authored-by: Evaldo <contato@evaldofelipe.com> Co-authored-by: David Dorgan <david@parity.io> Co-authored-by: Cecile Tonglet <cecile.tonglet@cecton.com> Co-authored-by: Robert Habermeier <rphmeier@gmail.com>
5fd6440a · Bastian Köcher · GitHub · d907db63 · 5fd6440a · 5fd6440a
Unverified Commit 5fd6440a authored Aug 04, 2020 by Bastian Köcher Committed by GitHub Aug 04, 2020
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5034,6 +5034,7 @@ dependencies = [
 "polkadot-runtime",
 "polkadot-test-runtime-client",
 "polkadot-validation",
+ "rococo-runtime",
 "sc-authority-discovery",
 "sc-block-builder",
 "sc-chain-spec",
@@ -5994,6 +5995,82 @@ dependencies = [
 "librocksdb-sys",
 ]

+[[package]]
+name = "rococo-runtime"
+version = "0.8.14"
+dependencies = [
+ "bitvec",
+ "frame-benchmarking",
+ "frame-executive",
+ "frame-support",
+ "frame-system",
+ "frame-system-benchmarking",
+ "frame-system-rpc-runtime-api",
+ "hex-literal",
+ "libsecp256k1",
+ "log 0.3.9",
+ "pallet-authority-discovery",
+ "pallet-authorship",
+ "pallet-babe",
+ "pallet-balances",
+ "pallet-collective",
+ "pallet-democracy",
+ "pallet-elections-phragmen",
+ "pallet-finality-tracker",
+ "pallet-grandpa",
+ "pallet-identity",
+ "pallet-im-online",
+ "pallet-indices",
+ "pallet-membership",
+ "pallet-multisig",
+ "pallet-nicks",
+ "pallet-offences",
+ "pallet-offences-benchmarking",
+ "pallet-proxy",
+ "pallet-randomness-collective-flip",
+ "pallet-recovery",
+ "pallet-scheduler",
+ "pallet-session",
+ "pallet-session-benchmarking",
+ "pallet-society",
+ "pallet-staking",
+ "pallet-staking-reward-curve",
+ "pallet-sudo",
+ "pallet-timestamp",
+ "pallet-transaction-payment",
+ "pallet-transaction-payment-rpc-runtime-api",
+ "pallet-treasury",
+ "pallet-utility",
+ "pallet-vesting",
+ "parity-scale-codec",
+ "polkadot-parachain",
+ "polkadot-primitives",
+ "polkadot-runtime-common",
+ "rustc-hex",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "smallvec 1.4.1",
+ "sp-api",
+ "sp-authority-discovery",
+ "sp-block-builder",
+ "sp-consensus-babe",
+ "sp-core",
+ "sp-inherents",
+ "sp-io",
+ "sp-keyring",
+ "sp-offchain",
+ "sp-runtime",
+ "sp-session",
+ "sp-std",
+ "sp-transaction-pool",
+ "sp-trie",
+ "sp-version",
+ "static_assertions",
+ "substrate-wasm-builder-runner 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tiny-keccak 1.5.0",
+]
+
 [[package]]
 name = "rococo-v1-runtime"
 version = "0.8.19"

--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,6 +37,7 @@ members = [
 	"runtime/kusama",
 	"runtime/rococo-v1",
 	"runtime/westend",
+	"runtime/rococo",
 	"runtime/test-runtime",
 	"runtime/test-runtime/client",
 	"service",
@@ -66,12 +67,6 @@ members = [
 	"parachain/test-parachains/adder/collator",
 	"parachain/test-parachains/code-upgrader",
 ]
-exclude = [
-	"runtime/polkadot/wasm",
-	"runtime/kusama/wasm",
-	"runtime/westend/wasm",
-	"parachain/test-parachains/adder/wasm",
-]

 [badges]
 maintenance = { status = "actively-developed" }

--- a/cli/src/chain_spec.rs
+++ b/cli/src/chain_spec.rs
--- a/cli/src/command.rs
+++ b/cli/src/command.rs
@@ -47,7 +47,7 @@ impl SubstrateCli for Cli {
 	fn load_spec(&self, id: &str) -> std::result::Result<Box<dyn sc_service::ChainSpec>, String> {
 		let id = if id == "" {
 			let n = get_exec_name().unwrap_or_default();
-			["polkadot", "kusama", "westend"].iter()
+			["polkadot", "kusama", "westend", "rococo"].iter()
 				.cloned()
 				.find(|&chain| n.starts_with(chain))
 				.unwrap_or("polkadot")
@@ -65,6 +65,9 @@ impl SubstrateCli for Cli {
 			"westend-dev" => Box::new(service::chain_spec::westend_development_config()?),
 			"westend-local" => Box::new(service::chain_spec::westend_local_testnet_config()?),
 			"westend-staging" => Box::new(service::chain_spec::westend_staging_testnet_config()?),
+			"rococo-staging" => Box::new(service::chain_spec::rococo_staging_testnet_config()?),
+			"rococo-local" => Box::new(service::chain_spec::rococo_local_testnet_config()?),
+			"rococo" => Box::new(service::chain_spec::rococo_config()?),
 			path if self.run.force_kusama => {
 				Box::new(service::KusamaChainSpec::from_json_file(std::path::PathBuf::from(path))?)
 			},

--- a/runtime/rococo/Cargo.toml
+++ b/runtime/rococo/Cargo.toml
+[package]
+name = "rococo-runtime"
+version = "0.8.14"
+authors = ["Parity Technologies <admin@parity.io>"]
+edition = "2018"
+build = "build.rs"
+
+[dependencies]
+bitvec = { version = "0.17.4", default-features = false, features = ["alloc"] }
+codec = { package = "parity-scale-codec", version = "1.3.0", default-features = false, features = ["derive"] }
+log = { version = "0.3.9", optional = true }
+rustc-hex = { version = "2.0.1", default-features = false }
+serde = { version = "1.0.102", default-features = false }
+serde_derive = { version = "1.0.102", optional = true }
+smallvec = "1.4.0"
+static_assertions = "1.1.0"
+
+authority-discovery-primitives = { package = "sp-authority-discovery", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+babe-primitives = { package = "sp-consensus-babe", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-api = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+inherents = { package = "sp-inherents", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+offchain-primitives = { package = "sp-offchain", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-std = { package = "sp-std", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-io = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-runtime = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-core = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+sp-session = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+version = { package = "sp-version", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+tx-pool-api = { package = "sp-transaction-pool", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+block-builder-api = { package = "sp-block-builder", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+
+authority-discovery = { package = "pallet-authority-discovery", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+authorship = { package = "pallet-authorship", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+babe = { package = "pallet-babe", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+balances = { package = "pallet-balances", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+transaction-payment = { package = "pallet-transaction-payment", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+transaction-payment-rpc-runtime-api = { package = "pallet-transaction-payment-rpc-runtime-api", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+collective = { package = "pallet-collective", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+democracy = { package = "pallet-democracy", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+elections-phragmen = { package = "pallet-elections-phragmen", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+executive = { package = "frame-executive", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+finality-tracker = { package = "pallet-finality-tracker", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+grandpa = { package = "pallet-grandpa", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+identity = { package = "pallet-identity", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+im-online = { package = "pallet-im-online", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+indices = { package = "pallet-indices", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+membership = { package = "pallet-membership", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+multisig = { package = "pallet-multisig", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+nicks = { package = "pallet-nicks", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+offences = { package = "pallet-offences", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+proxy = { package = "pallet-proxy", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+randomness-collective-flip = { package = "pallet-randomness-collective-flip", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+recovery = { package = "pallet-recovery", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+scheduler = { package = "pallet-scheduler", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+session = { package = "pallet-session", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+society = { package = "pallet-society", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+frame-support = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+staking = { package = "pallet-staking", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+pallet-staking-reward-curve = { package = "pallet-staking-reward-curve", git = "https://github.com/paritytech/substrate", branch = "master" }
+sudo = { package = "pallet-sudo", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+system = { package = "frame-system", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+system_rpc_runtime_api = { package = "frame-system-rpc-runtime-api", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+timestamp = { package = "pallet-timestamp", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+treasury = { package = "pallet-treasury", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+utility = { package = "pallet-utility", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+vesting = { package = "pallet-vesting", git = "https://github.com/paritytech/substrate", branch = "master", default-features = false }
+
+frame-benchmarking = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false, optional = true }
+frame-system-benchmarking = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false, optional = true }
+pallet-offences-benchmarking = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false, optional = true }
+pallet-session-benchmarking = { git = "https://github.com/paritytech/substrate", branch = "master", default-features = false, optional = true }
+hex-literal = { version = "0.2.1" }
+
+runtime-common = { package = "polkadot-runtime-common", path = "../common", default-features = false }
+primitives = { package = "polkadot-primitives", path = "../../primitives", default-features = false }
+polkadot-parachain = { path = "../../parachain", default-features = false }
+
+[dev-dependencies]
+hex-literal = "0.2.1"
+libsecp256k1 = "0.3.2"
+tiny-keccak = "1.5.0"
+keyring = { package = "sp-keyring", git = "https://github.com/paritytech/substrate", branch = "master" }
+sp-trie = { git = "https://github.com/paritytech/substrate", branch = "master" }
+serde_json = "1.0.41"
+
+[build-dependencies]
+wasm-builder-runner = { package = "substrate-wasm-builder-runner", version = "1.0.6" }
+
+[features]
+default = ["std"]
+no_std = []
+only-staking = []
+std = [
+	"authority-discovery-primitives/std",
+	"authority-discovery/std",
+	"bitvec/std",
+	"primitives/std",
+	"rustc-hex/std",
+	"codec/std",
+	"inherents/std",
+	"sp-core/std",
+	"polkadot-parachain/std",
+	"sp-api/std",
+	"tx-pool-api/std",
+	"block-builder-api/std",
+	"offchain-primitives/std",
+	"sp-std/std",
+	"sp-io/std",
+	"frame-support/std",
+	"authorship/std",
+	"balances/std",
+	"transaction-payment/std",
+	"transaction-payment-rpc-runtime-api/std",
+	"collective/std",
+	"elections-phragmen/std",
+	"democracy/std",
+	"executive/std",
+	"finality-tracker/std",
+	"grandpa/std",
+	"identity/std",
+	"im-online/std",
+	"indices/std",
+	"membership/std",
+	"multisig/std",
+	"nicks/std",
+	"offences/std",
+	"proxy/std",
+	"recovery/std",
+	"sp-runtime/std",
+	"scheduler/std",
+	"session/std",
+	"society/std",
+	"staking/std",
+	"sudo/std",
+	"system/std",
+	"system_rpc_runtime_api/std",
+	"timestamp/std",
+	"treasury/std",
+	"version/std",
+	"utility/std",
+	"vesting/std",
+	"serde_derive",
+	"serde/std",
+	"log",
+	"babe/std",
+	"babe-primitives/std",
+	"sp-session/std",
+	"randomness-collective-flip/std",
+	"runtime-common/std",
+]
+runtime-benchmarks = [
+	"runtime-common/runtime-benchmarks",
+	"frame-benchmarking",
+	"frame-support/runtime-benchmarks",
+	"frame-system-benchmarking",
+	"system/runtime-benchmarks",
+	"sp-runtime/runtime-benchmarks",
+	"balances/runtime-benchmarks",
+	"collective/runtime-benchmarks",
+	"democracy/runtime-benchmarks",
+	"elections-phragmen/runtime-benchmarks",
+	"identity/runtime-benchmarks",
+	"im-online/runtime-benchmarks",
+	"scheduler/runtime-benchmarks",
+	"society/runtime-benchmarks",
+	"staking/runtime-benchmarks",
+	"timestamp/runtime-benchmarks",
+	"treasury/runtime-benchmarks",
+	"utility/runtime-benchmarks",
+	"vesting/runtime-benchmarks",
+	"pallet-offences-benchmarking",
+	"pallet-session-benchmarking",
+	# uncomment when it is made optional again
+	# "hex-literal",
+]
+# When enabled, the runtime api will not be build.
+#
+# This is required by Cumulus to access certain types of the
+# runtime without clashing with the runtime api exported functions
+# in WASM.
+disable-runtime-api = []
--- a/runtime/rococo/build.rs
+++ b/runtime/rococo/build.rs
+// Copyright 2020 Parity Technologies (UK) Ltd.
+// This file is part of Polkadot.
+
+// Substrate is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Substrate is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Substrate.  If not, see <http://www.gnu.org/licenses/>.
+
+use wasm_builder_runner::WasmBuilder;
+
+fn main() {
+	WasmBuilder::new()
+		.with_current_project()
+		.with_wasm_builder_from_crates("2.0.0")
+		.import_memory()
+		.export_heap_base()
+		.build()
+}
--- a/runtime/rococo/src/constants.rs
+++ b/runtime/rococo/src/constants.rs
+// Copyright 2020 Parity Technologies (UK) Ltd.
+// This file is part of Polkadot.
+
+// Polkadot is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Polkadot is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.
+
+/// Money matters.
+pub mod currency {
+	use primitives::v0::Balance;
+
+	pub const DOTS: Balance = 1_000_000_000_000;
+	pub const DOLLARS: Balance = DOTS;
+	pub const CENTS: Balance = DOLLARS / 100;
+	pub const MILLICENTS: Balance = CENTS / 1_000;
+
+	pub const fn deposit(items: u32, bytes: u32) -> Balance {
+		items as Balance * 1 * DOLLARS + (bytes as Balance) * 5 * MILLICENTS
+	}
+}
+
+/// Time and blocks.
+pub mod time {
+	use primitives::v0::{Moment, BlockNumber};
+	pub const MILLISECS_PER_BLOCK: Moment = 6000;
+	pub const SLOT_DURATION: Moment = MILLISECS_PER_BLOCK;
+	pub const EPOCH_DURATION_IN_BLOCKS: BlockNumber = 1 * HOURS;
+
+	// These time units are defined in number of blocks.
+	pub const MINUTES: BlockNumber = 60_000 / (MILLISECS_PER_BLOCK as BlockNumber);
+	pub const HOURS: BlockNumber = MINUTES * 60;
+	pub const DAYS: BlockNumber = HOURS * 24;
+
+	// 1 in 4 blocks (on average, not counting collisions) will be primary babe blocks.
+	pub const PRIMARY_PROBABILITY: (u64, u64) = (1, 4);
+}
+
+/// Fee-related.
+pub mod fee {
+	pub use sp_runtime::Perbill;
+	use primitives::v0::Balance;
+	use runtime_common::ExtrinsicBaseWeight;
+	use frame_support::weights::{
+		WeightToFeePolynomial, WeightToFeeCoefficient, WeightToFeeCoefficients,
+	};
+	use smallvec::smallvec;
+
+	/// 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, system::MaximumBlockWeight]
+	///   - [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 Westend, extrinsic base weight (smallest non-zero weight) is mapped to 1/10 CENT:
+			let p = super::currency::CENTS;
+			let q = 10 * Balance::from(ExtrinsicBaseWeight::get());
+			smallvec![WeightToFeeCoefficient {
+				degree: 1,
+				negative: false,
+				coeff_frac: Perbill::from_rational_approximation(p % q, q),
+				coeff_integer: p / q,
+			}]
+		}
+	}
+}
+
+#[cfg(test)]
+mod tests {
+	use frame_support::weights::WeightToFeePolynomial;
+	use runtime_common::{MaximumBlockWeight, ExtrinsicBaseWeight};
+	use super::fee::WeightToFee;
+	use super::currency::{CENTS, DOLLARS, MILLICENTS};
+
+	#[test]
+	// This function tests that the fee for `MaximumBlockWeight` of weight is correct
+	fn full_block_fee_is_correct() {
+		// A full block should cost 16 DOLLARS
+		println!("Base: {}", ExtrinsicBaseWeight::get());
+		let x = WeightToFee::calc(&MaximumBlockWeight::get());
+		let y = 16 * DOLLARS;
+		assert!(x.max(y) - x.min(y) < MILLICENTS);
+	}
+
+	#[test]
+	// This function tests that the fee for `ExtrinsicBaseWeight` of weight is correct
+	fn extrinsic_base_fee_is_correct() {
+		// `ExtrinsicBaseWeight` should cost 1/10 of a CENT
+		println!("Base: {}", ExtrinsicBaseWeight::get());
+		let x = WeightToFee::calc(&ExtrinsicBaseWeight::get());
+		let y = CENTS / 10;
+		assert!(x.max(y) - x.min(y) < MILLICENTS);
+	}
+}
--- a/runtime/rococo/src/lib.rs
+++ b/runtime/rococo/src/lib.rs
--- a/scripts/prepare-test-net.sh
+++ b/scripts/prepare-test-net.sh
+#!/usr/bin/env bash
+set -e
+
+if [ "$#" -ne 1 ]; then
+	echo "Please provide the number of initial validators!"
+	exit 1
+fi
+
+generate_account_id() {
+	subkey ${3:-} inspect "$SECRET//$1//$2" | grep "Account ID" | awk '{ print $3 }'
+}
+
+generate_address() {
+	subkey ${3:-} inspect "$SECRET//$1//$2" | grep "SS58 Address" | awk '{ print $3 }'
+}
+
+generate_address_and_account_id() {
+	ACCOUNT=$(generate_account_id $1 $2 $3)
+	ADDRESS=$(generate_address $1 $2 $3)
+	if ${4:-false}; then
+		INTO="unchecked_into"
+	else
+		INTO="into"
+	fi
+
+	printf "//$ADDRESS\nhex![\"${ACCOUNT#'0x'}\"].$INTO(),"
+}
+
+V_NUM=$1
+
+AUTHORITIES=""
+
+for i in $(seq 1 $V_NUM); do
+	AUTHORITIES+="(\n"
+	AUTHORITIES+="$(generate_address_and_account_id $i stash)\n"
+	AUTHORITIES+="$(generate_address_and_account_id $i controller)\n"
+	AUTHORITIES+="$(generate_address_and_account_id $i babe '--sr25519' true)\n"
+	AUTHORITIES+="$(generate_address_and_account_id $i grandpa '--ed25519' true)\n"
+	AUTHORITIES+="$(generate_address_and_account_id $i im_online '--sr25519' true)\n"
+	AUTHORITIES+="$(generate_address_and_account_id $i parachains '--sr25519' true)\n"
+	AUTHORITIES+="$(generate_address_and_account_id $i authority_discovery '--sr25519' true)\n"
+	AUTHORITIES+="),\n"
+done
+
+printf "$AUTHORITIES"
--- a/service/Cargo.toml
+++ b/service/Cargo.toml
@@ -18,6 +18,7 @@ polkadot-primitives = { path = "../primitives" }
 polkadot-runtime = { path = "../runtime/polkadot" }
 kusama-runtime = { path = "../runtime/kusama" }
 westend-runtime = { path = "../runtime/westend" }
+rococo-runtime = { path = "../runtime/rococo" }
 polkadot-network = { path = "../network", optional = true }
 polkadot-rpc = { path = "../rpc" }
 sp-io = { git = "https://github.com/paritytech/substrate", branch = "master" }

--- a/service/res/rococo.json
+++ b/service/res/rococo.json
--- a/service/src/chain_spec.rs
+++ b/service/src/chain_spec.rs
@@ -21,9 +21,11 @@ use polkadot_primitives::v0::{AccountId, AccountPublic, ValidatorId};
 use polkadot_runtime as polkadot;
 use kusama_runtime as kusama;
 use westend_runtime as westend;
+use rococo_runtime as rococo;
 use polkadot::constants::currency::DOTS;
 use kusama::constants::currency::DOTS as KSM;
 use westend::constants::currency::DOTS as WND;
+use rococo_runtime::constants::currency::DOTS as ROC;
 use sc_chain_spec::{ChainSpecExtension, ChainType};
 use sp_runtime::{traits::IdentifyAccount, Perbill};
 use serde::{Serialize, Deserialize};
@@ -71,6 +73,12 @@ pub type WestendChainSpec = service::GenericChainSpec<
 	Extensions,
 >;

+/// The `ChainSpec parametrised for rococo runtime`.
+pub type RococoChainSpec = service::GenericChainSpec<
+	rococo_runtime::GenesisConfig,
+	Extensions,
+>;
+
 pub fn polkadot_config() -> Result<PolkadotChainSpec, String> {
 	PolkadotChainSpec::from_json_bytes(&include_bytes!("../res/polkadot.json")[..])
 }
@@ -79,8 +87,12 @@ pub fn kusama_config() -> Result<KusamaChainSpec, String> {
 	KusamaChainSpec::from_json_bytes(&include_bytes!("../res/kusama.json")[..])
 }

-pub fn westend_config() -> Result<PolkadotChainSpec, String> {
-	PolkadotChainSpec::from_json_bytes(&include_bytes!("../res/westend.json")[..])
+pub fn westend_config() -> Result<WestendChainSpec, String> {
+	WestendChainSpec::from_json_bytes(&include_bytes!("../res/westend.json")[..])
+}
+
+pub fn rococo_config() -> Result<RococoChainSpec, String> {
+	RococoChainSpec::from_json_bytes(&include_bytes!("../res/rococo.json")[..])
 }

 fn polkadot_session_keys(
@@ -113,6 +125,16 @@ fn westend_session_keys(
 	westend::SessionKeys { babe, grandpa, im_online, parachain_validator, authority_discovery }
 }

+fn rococo_session_keys(
+	babe: BabeId,
+	grandpa: GrandpaId,
+	im_online: ImOnlineId,
+	parachain_validator: ValidatorId,
+	authority_discovery: AuthorityDiscoveryId
+) -> rococo_runtime::SessionKeys {
+	rococo_runtime::SessionKeys { babe, grandpa, im_online, parachain_validator, authority_discovery }
+}
+
 fn polkadot_staging_testnet_config_genesis(wasm_binary: &[u8]) -> polkadot::GenesisConfig {
 	// subkey inspect "$SECRET"
 	let endowed_accounts = vec![];
@@ -337,6 +359,197 @@ fn westend_staging_testnet_config_genesis(wasm_binary: &[u8]) -> westend::Genesi
 	}
 }

+fn rococo_staging_testnet_config_genesis(wasm_binary: &[u8]) -> rococo_runtime::GenesisConfig {
+	// subkey inspect "$SECRET"
+	let endowed_accounts = vec![
+		// 5FeyRQmjtdHoPH56ASFW76AJEP1yaQC1K9aEMvJTF9nzt9S9
+		hex!["9ed7705e3c7da027ba0583a22a3212042f7e715d3c168ba14f1424e2bc111d00"].into(),
+	];
+
+	// ./scripts/prepare-test-net.sh 8
+	let initial_authorities: Vec<(
+		AccountId,
+		AccountId,
+		BabeId,
+		GrandpaId,
+		ImOnlineId,
+		ValidatorId,
+		AuthorityDiscoveryId
+	)> = vec![(
+		//5EHZkbp22djdbuMFH9qt1DVzSCvqi3zWpj6DAYfANa828oei
+		hex!["62475fe5406a7cb6a64c51d0af9d3ab5c2151bcae982fb812f7a76b706914d6a"].into(),
+		//5FeSEpi9UYYaWwXXb3tV88qtZkmSdB3mvgj3pXkxKyYLGhcd
+		hex!["9e6e781a76810fe93187af44c79272c290c2b9e2b8b92ee11466cd79d8023f50"].into(),
+		//5Fh6rDpMDhM363o1Z3Y9twtaCPfizGQWCi55BSykTQjGbP7H
+		hex!["a076ef1280d768051f21d060623da3ab5b56944d681d303ed2d4bf658c5bed35"].unchecked_into(),
+		//5CPd3zoV9Aaah4xWucuDivMHJ2nEEmpdi864nPTiyRZp4t87
+		hex!["0e6d7d1afbcc6547b92995a394ba0daed07a2420be08220a5a1336c6731f0bfa"].unchecked_into(),
+		//5F7BEa1LGFksUihyatf3dCDYneB8pWzVyavnByCsm5nBgezi
+		hex!["86975a37211f8704e947a365b720f7a3e2757988eaa7d0f197e83dba355ef743"].unchecked_into(),
+		//5CDS33qmzmrBHWxVx5Vcz2Wim5b4aVS5C9yh3HpxqwmkrFwt
+		hex!["06a7f34a2ae69cc0cca633c7a82b37cfba821707eb62ffe065b242e1230e4661"].unchecked_into(),