frontier_template_runtime/
genesis_config_preset.rs

1use crate::{
2	AccountId, BalancesConfig, EVMChainIdConfig, EVMConfig, EthereumConfig, ManualSealConfig,
3	RuntimeGenesisConfig, SudoConfig,
4};
5use hex_literal::hex;
6use sp_consensus_aura::sr25519::AuthorityId as AuraId;
7use sp_consensus_grandpa::AuthorityId as GrandpaId;
8#[allow(unused_imports)]
9use sp_core::ecdsa;
10use sp_core::{H160, U256};
11use sp_genesis_builder::PresetId;
12use sp_std::prelude::*;
13
14/// Generate a chain spec for use with the development service.
15pub fn development() -> serde_json::Value {
16	testnet_genesis(
17		// Sudo account (Alith)
18		AccountId::from(hex!("f24FF3a9CF04c71Dbc94D0b566f7A27B94566cac")),
19		// Pre-funded accounts
20		vec![
21			AccountId::from(hex!("f24FF3a9CF04c71Dbc94D0b566f7A27B94566cac")), // Alith
22			AccountId::from(hex!("3Cd0A705a2DC65e5b1E1205896BaA2be8A07c6e0")), // Baltathar
23			AccountId::from(hex!("798d4Ba9baf0064Ec19eB4F0a1a45785ae9D6DFc")), // Charleth
24		],
25		vec![],
26		42,    // chain id
27		false, // disable manual seal
28	)
29}
30
31/// Configure initial storage state for FRAME modules.
32fn testnet_genesis(
33	sudo_key: AccountId,
34	endowed_accounts: Vec<AccountId>,
35	_initial_authorities: Vec<(AuraId, GrandpaId)>,
36	chain_id: u64,
37	enable_manual_seal: bool,
38) -> serde_json::Value {
39	let evm_accounts = {
40		let mut map = sp_std::collections::btree_map::BTreeMap::new();
41		map.insert(
42			// H160 address of Alice dev account
43			// Derived from SS58 (42 prefix) address
44			// SS58: 5GrwvaEF5zXb26Fz9rcQpDWS57CtERHpNehXCPcNoHGKutQY
45			// hex: 0xd43593c715fdd31c61141abd04a99fd6822c8558854ccde39a5684e7a56da27d
46			// Using the full hex key, truncating to the first 20 bytes (the first 40 hex chars)
47			H160::from(hex!("f24FF3a9CF04c71Dbc94D0b566f7A27B94566cac")),
48			fp_evm::GenesisAccount {
49				balance: U256::MAX,
50				code: Default::default(),
51				nonce: Default::default(),
52				storage: Default::default(),
53			},
54		);
55		map.insert(
56			// H160 address of CI test runner account
57			H160::from(hex!("6be02d1d3665660d22ff9624b7be0551ee1ac91b")),
58			fp_evm::GenesisAccount {
59				balance: U256::MAX,
60				code: Default::default(),
61				nonce: Default::default(),
62				storage: Default::default(),
63			},
64		);
65		map.insert(
66			// H160 address for benchmark usage
67			H160::from(hex!("1000000000000000000000000000000000000001")),
68			fp_evm::GenesisAccount {
69				nonce: U256::from(1),
70				balance: U256::from(1_000_000_000_000_000_000_000_000u128),
71				storage: Default::default(),
72				code: vec![0x00],
73			},
74		);
75		map
76	};
77
78	let config = RuntimeGenesisConfig {
79		system: Default::default(),
80		aura: Default::default(),
81		base_fee: Default::default(),
82		grandpa: Default::default(),
83		balances: BalancesConfig {
84			balances: endowed_accounts
85				.iter()
86				.cloned()
87				.map(|k| (k, 1 << 110))
88				.collect(),
89			..Default::default()
90		},
91		ethereum: EthereumConfig {
92			..Default::default()
93		},
94		evm: EVMConfig {
95			accounts: evm_accounts.into_iter().collect(),
96			..Default::default()
97		},
98		evm_chain_id: EVMChainIdConfig {
99			chain_id,
100			..Default::default()
101		},
102		manual_seal: ManualSealConfig {
103			enable: enable_manual_seal,
104			..Default::default()
105		},
106		sudo: SudoConfig {
107			key: Some(sudo_key),
108		},
109		transaction_payment: Default::default(),
110	};
111
112	serde_json::to_value(&config).expect("Could not build genesis config.")
113}
114
115/// Provides the JSON representation of predefined genesis config for given `id`.
116pub fn get_preset(id: &PresetId) -> Option<Vec<u8>> {
117	let patch = match id.as_str() {
118		sp_genesis_builder::DEV_RUNTIME_PRESET => development(),
119		_ => return None,
120	};
121	Some(
122		serde_json::to_string(&patch)
123			.expect("serialization to json is expected to work. qed.")
124			.into_bytes(),
125	)
126}
frontier_template_runtime/genesis_config_preset.rs

frontier_template_runtime/
genesis_config_preset.rs
