partner_chains_cli/create_chain_spec/
mod.rs

1use crate::config::ConfigFieldDefinition;
2use crate::io::IOContext;
3use crate::permissioned_candidates::{ParsedPermissionedCandidatesKeys, PermissionedCandidateKeys};
4use crate::runtime_bindings::PartnerChainRuntime;
5use crate::{CmdRun, config::config_fields};
6use anyhow::anyhow;
7use authority_selection_inherents::MaybeFromCandidateKeys;
8use sidechain_domain::{AssetName, MainchainAddress, PolicyId, UtxoId};
9use sp_core::ecdsa;
10use sp_runtime::{AccountId32, DeserializeOwned};
11use std::marker::PhantomData;
12
13#[cfg(test)]
14mod tests;
15
16#[derive(Clone, Debug, Default, clap::Parser)]
17pub struct CreateChainSpecCmd<T: PartnerChainRuntime> {
18	#[clap(skip)]
19	_phantom: PhantomData<T>,
20}
21
22impl<T: PartnerChainRuntime> CmdRun for CreateChainSpecCmd<T> {
23	fn run<C: IOContext>(&self, context: &C) -> anyhow::Result<()> {
24		let config = CreateChainSpecConfig::load(context)?;
25		context.print("This wizard will create a chain spec JSON file according to the provided configuration, using WASM runtime code from the compiled node binary.");
26		Self::print_config(context, &config);
27		if context.prompt_yes_no("Do you want to continue?", true) {
28			let content = T::create_chain_spec(&config);
29			context.write_file("chain-spec.json", &serde_json::to_string_pretty(&content)?);
30			context.print("chain-spec.json file has been created.");
31			context.print(
32				"If you are the governance authority, you can distribute it to the validators.",
33			);
34			Ok(())
35		} else {
36			context.print("Aborted.");
37			Ok(())
38		}
39	}
40}
41
42impl<T: PartnerChainRuntime> CreateChainSpecCmd<T> {
43	fn print_config<C: IOContext>(context: &C, config: &CreateChainSpecConfig<T::Keys>) {
44		context.print("Chain parameters:");
45		context.print(format!("- Genesis UTXO: {}", config.genesis_utxo).as_str());
46		context.print("SessionValidatorManagement Main Chain Configuration:");
47		context.print(
48			format!("- committee_candidate_address: {}", config.committee_candidate_address)
49				.as_str(),
50		);
51		context.print(
52			format!("- d_parameter_policy_id: {}", config.d_parameter_policy_id.to_hex_string())
53				.as_str(),
54		);
55		context.print(
56			format!(
57				"- permissioned_candidates_policy_id: {}",
58				config.permissioned_candidates_policy_id.to_hex_string()
59			)
60			.as_str(),
61		);
62		context.print("Bridge Configuration (unused if empty):");
63		context.print(&format!("- asset name: {}", config.bridge_token_asset_name.to_hex_string()));
64		context
65			.print(&format!("- asset policy ID: {}", config.bridge_token_policy.to_hex_string()));
66		context.print(&format!(
67			"- illiquid circulation supply validator address: {}",
68			config.illiquid_circulation_supply_validator_address
69		));
70		context.print("Governed Map Configuration:");
71		context.print(&format!(
72			"- validator address: {}",
73			config.governed_map_validator_address.clone().unwrap_or_default()
74		));
75		context.print(&format!(
76			"- asset policy ID: {}",
77			config.governed_map_asset_policy_id.clone().unwrap_or_default().to_hex_string()
78		));
79		use colored::Colorize;
80		if config.initial_permissioned_candidates_parsed.is_empty() {
81			context.print("WARNING: The list of initial permissioned candidates is empty. Generated chain spec will not allow the chain to start.".red().to_string().as_str());
82			let update_msg = format!(
83				"Update 'initial_permissioned_candidates' field of {} file with keys of initial committee.",
84				context
85					.config_file_path(config_fields::INITIAL_PERMISSIONED_CANDIDATES.config_file)
86			);
87			context.print(update_msg.red().to_string().as_str());
88			context.print(INITIAL_PERMISSIONED_CANDIDATES_EXAMPLE.yellow().to_string().as_str());
89		} else {
90			context.print("Initial permissioned candidates:");
91			for candidate in config.initial_permissioned_candidates_raw.iter() {
92				context.print(format!("- {}", candidate).as_str());
93			}
94		}
95	}
96}
97
98#[allow(missing_docs)]
99#[derive(Debug)]
100/// Configuration that contains all Partner Chain specific data required to create the chain spec
101pub struct CreateChainSpecConfig<Keys> {
102	pub bootnodes: Vec<String>,
103	pub genesis_utxo: UtxoId,
104	pub initial_permissioned_candidates_raw: Vec<PermissionedCandidateKeys>,
105	pub initial_permissioned_candidates_parsed: Vec<ParsedPermissionedCandidatesKeys<Keys>>,
106	pub committee_candidate_address: MainchainAddress,
107	pub d_parameter_policy_id: PolicyId,
108	pub permissioned_candidates_policy_id: PolicyId,
109	pub bridge_token_policy: PolicyId,
110	pub bridge_token_asset_name: AssetName,
111	pub illiquid_circulation_supply_validator_address: MainchainAddress,
112	pub governed_map_validator_address: Option<MainchainAddress>,
113	pub governed_map_asset_policy_id: Option<PolicyId>,
114}
115
116impl<Keys: MaybeFromCandidateKeys> CreateChainSpecConfig<Keys> {
117	pub(crate) fn load<C: IOContext>(c: &C) -> Result<Self, anyhow::Error> {
118		let initial_permissioned_candidates_raw =
119			load_config_field(c, &config_fields::INITIAL_PERMISSIONED_CANDIDATES)?;
120		let initial_permissioned_candidates_parsed: Vec<ParsedPermissionedCandidatesKeys<Keys>> =
121			initial_permissioned_candidates_raw
122				.iter()
123				.map(TryFrom::try_from)
124				.collect::<Result<Vec<ParsedPermissionedCandidatesKeys<Keys>>, anyhow::Error>>()?;
125		Ok(Self {
126			bootnodes: load_config_field(c, &config_fields::BOOTNODES)?,
127			genesis_utxo: load_config_field(c, &config_fields::GENESIS_UTXO)?,
128			initial_permissioned_candidates_raw,
129			initial_permissioned_candidates_parsed,
130			committee_candidate_address: load_config_field(
131				c,
132				&config_fields::COMMITTEE_CANDIDATES_ADDRESS,
133			)?,
134			d_parameter_policy_id: load_config_field(c, &config_fields::D_PARAMETER_POLICY_ID)?,
135			permissioned_candidates_policy_id: load_config_field(
136				c,
137				&config_fields::PERMISSIONED_CANDIDATES_POLICY_ID,
138			)?,
139			bridge_token_policy: load_config_field(c, &config_fields::BRIDGE_TOKEN_POLICY)?,
140			bridge_token_asset_name: load_config_field(c, &config_fields::BRIDGE_TOKEN_ASSET_NAME)?,
141			illiquid_circulation_supply_validator_address: load_config_field(
142				c,
143				&config_fields::ILLIQUID_SUPPLY_ADDRESS,
144			)?,
145			governed_map_validator_address: config_fields::GOVERNED_MAP_VALIDATOR_ADDRESS
146				.load_from_file(c),
147			governed_map_asset_policy_id: config_fields::GOVERNED_MAP_POLICY_ID.load_from_file(c),
148		})
149	}
150
151	/// Returns [pallet_sidechain::GenesisConfig] derived from the config
152	pub fn pallet_sidechain_config<T: pallet_sidechain::Config>(
153		&self,
154		slots_per_epoch: sidechain_slots::SlotsPerEpoch,
155	) -> pallet_sidechain::GenesisConfig<T> {
156		pallet_sidechain::GenesisConfig {
157			genesis_utxo: self.genesis_utxo,
158			slots_per_epoch,
159			_config: PhantomData,
160		}
161	}
162
163	/// Returns [pallet_session::GenesisConfig] derived from the config, using initial permissioned candidates
164	/// as initial validators
165	pub fn pallet_partner_chains_session_config<T: pallet_session::Config>(
166		&self,
167	) -> pallet_session::GenesisConfig<T>
168	where
169		T::ValidatorId: From<AccountId32>,
170		T::Keys: From<Keys>,
171		T::AccountId: From<AccountId32>,
172	{
173		pallet_session::GenesisConfig {
174			keys: self
175				.initial_permissioned_candidates_parsed
176				.iter()
177				.map(|c| {
178					(c.account_id_32().into(), c.account_id_32().into(), c.keys.clone().into())
179				})
180				.collect::<Vec<_>>(),
181			..Default::default()
182		}
183	}
184
185	/// Returns [pallet_session_validator_management::GenesisConfig] derived from the config using initial permissioned candidates
186	/// as initial authorities
187	pub fn pallet_session_validator_management_config<
188		T: pallet_session_validator_management::Config,
189	>(
190		&self,
191	) -> pallet_session_validator_management::GenesisConfig<T>
192	where
193		T::AuthorityId: From<ecdsa::Public>,
194		T::AuthorityKeys: From<Keys>,
195		T::CommitteeMember:
196			From<authority_selection_inherents::CommitteeMember<T::AuthorityId, T::AuthorityKeys>>,
197	{
198		pallet_session_validator_management::GenesisConfig {
199			initial_authorities: self
200				.initial_permissioned_candidates_parsed
201				.iter()
202				.map(|c| {
203					authority_selection_inherents::CommitteeMember::permissioned(
204						c.sidechain.into(),
205						c.keys.clone().into(),
206					)
207					.into()
208				})
209				.collect::<Vec<_>>(),
210			main_chain_scripts: sp_session_validator_management::MainChainScripts {
211				committee_candidate_address: self.committee_candidate_address.clone(),
212				d_parameter_policy_id: self.d_parameter_policy_id.clone(),
213				permissioned_candidates_policy_id: self.permissioned_candidates_policy_id.clone(),
214			},
215		}
216	}
217
218	/// Returns [pallet_partner_chains_bridge::GenesisConfig] derived from the config
219	pub fn bridge_config<T: pallet_partner_chains_bridge::Config>(
220		&self,
221	) -> pallet_partner_chains_bridge::GenesisConfig<T> {
222		pallet_partner_chains_bridge::GenesisConfig {
223			main_chain_scripts: Some(sp_partner_chains_bridge::MainChainScripts {
224				token_policy_id: self.bridge_token_policy.clone(),
225				token_asset_name: self.bridge_token_asset_name.clone(),
226				illiquid_circulation_supply_validator_address: self
227					.illiquid_circulation_supply_validator_address
228					.clone(),
229			}),
230			initial_checkpoint: Some(self.genesis_utxo),
231			_marker: PhantomData,
232		}
233	}
234
235	/// Returns [pallet_governed_map::GenesisConfig] derived from the config
236	pub fn governed_map_config<T: pallet_governed_map::Config>(
237		&self,
238	) -> pallet_governed_map::GenesisConfig<T> {
239		pallet_governed_map::GenesisConfig {
240			main_chain_scripts: self.governed_map_validator_address.as_ref().and_then(|addr| {
241				self.governed_map_asset_policy_id.as_ref().map(|policy| {
242					sp_governed_map::MainChainScriptsV1 {
243						validator_address: addr.clone(),
244						asset_policy_id: policy.clone(),
245					}
246				})
247			}),
248			_marker: PhantomData,
249		}
250	}
251}
252
253impl<T> Default for CreateChainSpecConfig<T> {
254	fn default() -> Self {
255		Self {
256			bootnodes: Default::default(),
257			genesis_utxo: Default::default(),
258			initial_permissioned_candidates_raw: Default::default(),
259			initial_permissioned_candidates_parsed: Default::default(),
260			committee_candidate_address: Default::default(),
261			d_parameter_policy_id: Default::default(),
262			permissioned_candidates_policy_id: Default::default(),
263			bridge_token_policy: Default::default(),
264			bridge_token_asset_name: Default::default(),
265			illiquid_circulation_supply_validator_address: Default::default(),
266			governed_map_validator_address: Default::default(),
267			governed_map_asset_policy_id: Default::default(),
268		}
269	}
270}
271
272fn load_config_field<C: IOContext, T: DeserializeOwned>(
273	context: &C,
274	field: &ConfigFieldDefinition<T>,
275) -> Result<T, anyhow::Error> {
276	field.load_from_file(context).ok_or_else(|| {
277		context.eprint(format!("The '{}' configuration file is missing or invalid.\nIf you are the governance authority, please make sure you have run the `prepare-configuration` command to generate the chain configuration file.\nIf you are a validator, you can obtain the chain configuration file from the governance authority.", context.config_file_path(field.config_file)).as_str());
278		anyhow!("failed to read '{}'", field.path.join("."))
279	})
280}
281
282pub const INITIAL_PERMISSIONED_CANDIDATES_EXAMPLE: &str = r#"Example of 'initial_permissioned_candidates' field with 2 permissioned candidates:
283"initial_permissioned_candidates": [
284	{
285		"partner_chains_key": "0x020a1091341fe5664bfa1782d5e0477968906ac916b04cb365ec3153755684d9a1",
286		"keys": {
287			"aura": "0xd43593c715fdd31c61141abd04a99fd6822c8558854ccde49a5684e7a56da27d",
288			"gran": "0x88dc3417d5058ec4b4503e0c12ea1a0a89be200f498922423d4334014fa6b0ee"
289		}
290	},
291	{
292		"partner_chains_key": "0x0390084fdbf27d2b79d26a4f13f0cdd982cb755a661969143c37cbc49ef5b91f27",
293		"keys": {
294			"aura": "0x8eaf04151687736326c9fea17e25fc5287613698c912909cb226aa4794f26a48",
295			"gran": "0xd17c2d7823ebf260fd138f2d7e27d114cb145d968b5ff5006125f2414fadae69"
296		}
297	}
298]"#;
partner_chains_cli/create_chain_spec/mod.rs

partner_chains_cli/create_chain_spec/
mod.rs
