mirror of
https://github.com/pezkuwichain/pezkuwi-subxt.git
synced 2026-05-30 15:11:02 +00:00
Arkadiy Paronyan
316 lines
11 KiB
Rust
316 lines
11 KiB
Rust
// Copyright 2017 Parity Technologies (UK) Ltd.
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// This file is part of Polkadot.
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// Polkadot is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Polkadot is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Polkadot. If not, see <http://www.gnu.org/licenses/>.
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//! Polkadot chain configurations.
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use ed25519;
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use std::collections::HashMap;
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use std::fs::File;
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use std::path::PathBuf;
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use primitives::{AuthorityId, storage::{StorageKey, StorageData}};
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use runtime_primitives::{BuildStorage, StorageMap};
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use polkadot_runtime::{GenesisConfig, ConsensusConfig, CouncilConfig, DemocracyConfig,
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SessionConfig, StakingConfig, TimestampConfig};
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use serde_json as json;
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enum GenesisSource {
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File(PathBuf),
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Embedded(&'static [u8]),
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Factory(fn() -> Genesis),
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}
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impl GenesisSource {
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fn resolve(&self) -> Result<Genesis, String> {
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#[derive(Serialize, Deserialize)]
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struct GenesisContainer {
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genesis: Genesis,
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}
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match *self {
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GenesisSource::File(ref path) => {
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let file = File::open(path).map_err(|e| format!("Error opening spec file: {}", e))?;
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let genesis: GenesisContainer = json::from_reader(file).map_err(|e| format!("Error parsing spec file: {}", e))?;
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Ok(genesis.genesis)
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},
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GenesisSource::Embedded(buf) => {
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let genesis: GenesisContainer = json::from_reader(buf).map_err(|e| format!("Error parsing embedded file: {}", e))?;
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Ok(genesis.genesis)
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},
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GenesisSource::Factory(f) => Ok(f()),
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}
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}
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}
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impl<'a> BuildStorage for &'a ChainSpec {
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fn build_storage(self) -> Result<StorageMap, String> {
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match self.genesis.resolve()? {
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Genesis::Runtime(gc) => gc.build_storage(),
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Genesis::Raw(map) => Ok(map.into_iter().map(|(k, v)| (k.0, v.0)).collect()),
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}
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}
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}
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#[derive(Serialize, Deserialize)]
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#[serde(rename_all = "camelCase")]
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#[serde(deny_unknown_fields)]
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enum Genesis {
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Runtime(GenesisConfig),
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Raw(HashMap<StorageKey, StorageData>),
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}
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#[derive(Serialize, Deserialize)]
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#[serde(rename_all = "camelCase")]
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struct ChainSpecFile {
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pub name: String,
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pub boot_nodes: Vec<String>,
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}
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/// A configuration of a chain. Can be used to build a genesis block.
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pub struct ChainSpec {
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spec: ChainSpecFile,
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genesis: GenesisSource,
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}
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impl ChainSpec {
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pub fn boot_nodes(&self) -> &[String] {
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&self.spec.boot_nodes
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}
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pub fn name(&self) -> &str {
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&self.spec.name
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}
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/// Parse json content into a `ChainSpec`
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pub fn from_embedded(json: &'static [u8]) -> Result<Self, String> {
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let spec = json::from_slice(json).map_err(|e| format!("Error parsing spec file: {}", e))?;
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Ok(ChainSpec {
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spec,
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genesis: GenesisSource::Embedded(json),
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})
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}
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/// Parse json file into a `ChainSpec`
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pub fn from_json_file(path: PathBuf) -> Result<Self, String> {
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let file = File::open(&path).map_err(|e| format!("Error opening spec file: {}", e))?;
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let spec = json::from_reader(file).map_err(|e| format!("Error parsing spec file: {}", e))?;
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Ok(ChainSpec {
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spec,
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genesis: GenesisSource::File(path),
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})
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}
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/// Dump to json string.
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pub fn to_json(self, raw: bool) -> Result<String, String> {
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#[derive(Serialize, Deserialize)]
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struct Container {
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#[serde(flatten)]
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spec: ChainSpecFile,
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#[serde(flatten)]
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genesis: Genesis,
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};
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let genesis = match (raw, self.genesis.resolve()?) {
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(true, Genesis::Runtime(g)) => {
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let storage = g.build_storage()?.into_iter()
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.map(|(k, v)| (StorageKey(k), StorageData(v)))
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.collect();
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Genesis::Raw(storage)
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},
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(_, genesis) => genesis,
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};
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let spec = Container {
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spec: self.spec,
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genesis,
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};
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json::to_string_pretty(&spec).map_err(|e| format!("Error generating spec json: {}", e))
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}
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pub fn poc_1_testnet_config() -> Result<Self, String> {
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Self::from_embedded(include_bytes!("../res/poc-1.json"))
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}
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fn staging_testnet_config_genesis() -> Genesis {
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let initial_authorities = vec![
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hex!["82c39b31a2b79a90f8e66e7a77fdb85a4ed5517f2ae39f6a80565e8ecae85cf5"].into(),
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hex!["4de37a07567ebcbf8c64568428a835269a566723687058e017b6d69db00a77e7"].into(),
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hex!["063d7787ebca768b7445dfebe7d62cbb1625ff4dba288ea34488da266dd6dca5"].into(),
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hex!["8101764f45778d4980dadaceee6e8af2517d3ab91ac9bec9cd1714fa5994081c"].into(),
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];
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let endowed_accounts = vec![
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hex!["f295940fa750df68a686fcf4abd4111c8a9c5a5a5a83c4c8639c451a94a7adfd"].into(),
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];
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Genesis::Runtime(GenesisConfig {
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consensus: Some(ConsensusConfig {
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code: include_bytes!("../../runtime/wasm/genesis.wasm").to_vec(), // TODO change
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authorities: initial_authorities.clone(),
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}),
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system: None,
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session: Some(SessionConfig {
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validators: initial_authorities.iter().cloned().map(Into::into).collect(),
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session_length: 60, // that's 5 minutes per session.
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broken_percent_late: 50,
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}),
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staking: Some(StakingConfig {
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current_era: 0,
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intentions: initial_authorities.iter().cloned().map(Into::into).collect(),
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transaction_base_fee: 100,
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transaction_byte_fee: 1,
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existential_deposit: 500,
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transfer_fee: 0,
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creation_fee: 0,
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contract_fee: 0,
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reclaim_rebate: 0,
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early_era_slash: 10000,
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session_reward: 100,
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balances: endowed_accounts.iter().map(|&k|(k, 1u128 << 60)).collect(),
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validator_count: 12,
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sessions_per_era: 12, // 1 hour per era
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bonding_duration: 24, // 1 day per bond.
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}),
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democracy: Some(DemocracyConfig {
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launch_period: 12 * 60 * 24, // 1 day per public referendum
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voting_period: 12 * 60 * 24 * 3, // 3 days to discuss & vote on an active referendum
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minimum_deposit: 5000, // 12000 as the minimum deposit for a referendum
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}),
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council: Some(CouncilConfig {
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active_council: vec![],
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candidacy_bond: 5000, // 5000 to become a council candidate
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voter_bond: 1000, // 1000 down to vote for a candidate
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present_slash_per_voter: 1, // slash by 1 per voter for an invalid presentation.
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carry_count: 6, // carry over the 6 runners-up to the next council election
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presentation_duration: 12 * 60 * 24, // one day for presenting winners.
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approval_voting_period: 12 * 60 * 24 * 2, // two days period between possible council elections.
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term_duration: 12 * 60 * 24 * 24, // 24 day term duration for the council.
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desired_seats: 0, // start with no council: we'll raise this once the stake has been dispersed a bit.
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inactive_grace_period: 1, // one addition vote should go by before an inactive voter can be reaped.
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cooloff_period: 12 * 60 * 24 * 4, // 4 day cooling off period if council member vetoes a proposal.
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voting_period: 12 * 60 * 24, // 1 day voting period for council members.
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}),
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parachains: Some(Default::default()),
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timestamp: Some(TimestampConfig {
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period: 5, // 5 second block time.
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}),
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})
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}
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/// Staging testnet config.
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pub fn staging_testnet_config() -> Self {
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let boot_nodes = vec![
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"enode://a93a29fa68d965452bf0ff8c1910f5992fe2273a72a1ee8d3a3482f68512a61974211ba32bb33f051ceb1530b8ba3527fc36224ba6b9910329025e6d9153cf50@104.211.54.233:30333".into(),
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"enode://051b18f63a316c4c5fef4631f8c550ae0adba179153588406fac3e5bbbbf534ebeda1bf475dceda27a531f6cdef3846ab6a010a269aa643a1fec7bff51af66bd@104.211.48.51:30333".into(),
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"enode://c831ec9011d2c02d2c4620fc88db6d897a40d2f88fd75f47b9e4cf3b243999acb6f01b7b7343474650b34eeb1363041a422a91f1fc3850e43482983ee15aa582@104.211.48.247:30333".into(),
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];
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ChainSpec {
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spec: ChainSpecFile { name: "Staging Testnet".to_owned(), boot_nodes },
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genesis: GenesisSource::Factory(Self::staging_testnet_config_genesis),
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}
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}
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fn testnet_genesis(initial_authorities: Vec<AuthorityId>) -> Genesis {
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let endowed_accounts = vec![
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ed25519::Pair::from_seed(b"Alice ").public().0.into(),
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ed25519::Pair::from_seed(b"Bob ").public().0.into(),
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ed25519::Pair::from_seed(b"Charlie ").public().0.into(),
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ed25519::Pair::from_seed(b"Dave ").public().0.into(),
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ed25519::Pair::from_seed(b"Eve ").public().0.into(),
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ed25519::Pair::from_seed(b"Ferdie ").public().0.into(),
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];
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Genesis::Runtime(GenesisConfig {
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consensus: Some(ConsensusConfig {
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code: include_bytes!("../../runtime/wasm/target/wasm32-unknown-unknown/release/polkadot_runtime.compact.wasm").to_vec(),
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authorities: initial_authorities.clone(),
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}),
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system: None,
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session: Some(SessionConfig {
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validators: initial_authorities.iter().cloned().map(Into::into).collect(),
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session_length: 10,
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broken_percent_late: 30,
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}),
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staking: Some(StakingConfig {
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current_era: 0,
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intentions: initial_authorities.iter().cloned().map(Into::into).collect(),
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transaction_base_fee: 1,
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transaction_byte_fee: 0,
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existential_deposit: 500,
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transfer_fee: 0,
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creation_fee: 0,
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contract_fee: 0,
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reclaim_rebate: 0,
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balances: endowed_accounts.iter().map(|&k|(k, (1u128 << 60))).collect(),
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validator_count: 2,
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sessions_per_era: 5,
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bonding_duration: 2,
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early_era_slash: 0,
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session_reward: 0,
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}),
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democracy: Some(DemocracyConfig {
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launch_period: 9,
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voting_period: 18,
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minimum_deposit: 10,
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}),
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council: Some(CouncilConfig {
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active_council: endowed_accounts.iter().filter(|a| initial_authorities.iter().find(|&b| a.0 == b.0).is_none()).map(|a| (a.clone(), 1000000)).collect(),
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candidacy_bond: 10,
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voter_bond: 2,
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present_slash_per_voter: 1,
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carry_count: 4,
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presentation_duration: 10,
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approval_voting_period: 20,
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term_duration: 1000000,
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desired_seats: (endowed_accounts.len() - initial_authorities.len()) as u32,
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inactive_grace_period: 1,
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cooloff_period: 75,
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voting_period: 20,
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}),
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parachains: Some(Default::default()),
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timestamp: Some(TimestampConfig {
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period: 5, // 5 second block time.
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}),
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})
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}
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fn development_config_genesis() -> Genesis {
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Self::testnet_genesis(vec![
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ed25519::Pair::from_seed(b"Alice ").public().into(),
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])
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}
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/// Development config (single validator Alice)
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pub fn development_config() -> Self {
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ChainSpec {
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spec: ChainSpecFile { name: "Development".to_owned(), boot_nodes: vec![] },
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genesis: GenesisSource::Factory(Self::development_config_genesis),
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}
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}
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fn local_testnet_genesis() -> Genesis {
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Self::testnet_genesis(vec![
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ed25519::Pair::from_seed(b"Alice ").public().into(),
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ed25519::Pair::from_seed(b"Bob ").public().into(),
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])
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}
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/// Local testnet config (multivalidator Alice + Bob)
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pub fn local_testnet_config() -> Self {
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ChainSpec {
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spec: ChainSpecFile { name: "Local Testnet".to_owned(), boot_nodes: vec![] },
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genesis: GenesisSource::Factory(Self::local_testnet_genesis),
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}
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}
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}
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