1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99

use solana_sdk::{
    account::Account,
    fee_calculator::FeeCalculator,
    genesis_config::GenesisConfig,
    pubkey::Pubkey,
    rent::Rent,
    signature::{Keypair, KeypairUtil},
    system_program::{self, solana_system_program},
};
use solana_stake_program::stake_state;
use solana_vote_program::vote_state;

// The default stake placed with the bootstrap leader
pub const BOOTSTRAP_LEADER_LAMPORTS: u64 = 42;

pub struct GenesisConfigInfo {
    pub genesis_config: GenesisConfig,
    pub mint_keypair: Keypair,
    pub voting_keypair: Keypair,
}

pub fn create_genesis_config(mint_lamports: u64) -> GenesisConfigInfo {
    create_genesis_config_with_leader(mint_lamports, &Pubkey::new_rand(), 0)
}

pub fn create_genesis_config_with_leader(
    mint_lamports: u64,
    bootstrap_leader_pubkey: &Pubkey,
    bootstrap_leader_stake_lamports: u64,
) -> GenesisConfigInfo {
    let mint_keypair = Keypair::new();
    let bootstrap_leader_voting_keypair = Keypair::new();
    let bootstrap_leader_staking_keypair = Keypair::new();

    let bootstrap_leader_vote_account = vote_state::create_account(
        &bootstrap_leader_voting_keypair.pubkey(),
        &bootstrap_leader_pubkey,
        0,
        bootstrap_leader_stake_lamports,
    );

    let rent = Rent::free();

    let bootstrap_leader_stake_account = stake_state::create_account(
        &bootstrap_leader_staking_keypair.pubkey(),
        &bootstrap_leader_voting_keypair.pubkey(),
        &bootstrap_leader_vote_account,
        &rent,
        bootstrap_leader_stake_lamports,
    );

    let accounts = [
        (
            mint_keypair.pubkey(),
            Account::new(mint_lamports, 0, &system_program::id()),
        ),
        (
            *bootstrap_leader_pubkey,
            Account::new(BOOTSTRAP_LEADER_LAMPORTS, 0, &system_program::id()),
        ),
        (
            bootstrap_leader_voting_keypair.pubkey(),
            bootstrap_leader_vote_account,
        ),
        (
            bootstrap_leader_staking_keypair.pubkey(),
            bootstrap_leader_stake_account,
        ),
    ]
    .iter()
    .cloned()
    .collect();

    // Bare minimum program set
    let native_instruction_processors = vec![
        solana_system_program(),
        solana_bpf_loader_program!(),
        solana_vote_program!(),
        solana_stake_program!(),
    ];

    let fee_calculator = FeeCalculator::new(0, 0); // most tests can't handle transaction fees
    let mut genesis_config = GenesisConfig {
        accounts,
        native_instruction_processors,
        fee_calculator,
        rent,
        ..GenesisConfig::default()
    };

    solana_stake_program::add_genesis_accounts(&mut genesis_config);
    solana_storage_program::rewards_pools::add_genesis_accounts(&mut genesis_config);

    GenesisConfigInfo {
        genesis_config,
        mint_keypair,
        voting_keypair: bootstrap_leader_voting_keypair,
    }
}