91 lines
2.9 KiB
Rust
91 lines
2.9 KiB
Rust
//! A command-line executable for generating the chain's genesis block.
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extern crate atty;
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#[macro_use]
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extern crate clap;
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extern crate serde_json;
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extern crate solana;
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extern crate solana_sdk;
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extern crate untrusted;
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use clap::{App, Arg};
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use solana::ledger::LedgerWriter;
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use solana::mint::Mint;
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use solana_sdk::signature::{read_keypair, KeypairUtil};
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use std::error;
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use std::fs::File;
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use std::path::Path;
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/**
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* Bootstrap leader gets two tokens:
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* - one token to create an instance of the vote_program with
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* - one second token to keep the node identity public key valid
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*/
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pub const BOOTSTRAP_LEADER_TOKENS: u64 = 2;
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fn main() -> Result<(), Box<error::Error>> {
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let matches = App::new("solana-genesis")
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.version(crate_version!())
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.arg(
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Arg::with_name("num_tokens")
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.short("t")
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.long("num_tokens")
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.value_name("TOKENS")
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.takes_value(true)
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.required(true)
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.help("Number of tokens to create in the mint"),
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)
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.arg(
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Arg::with_name("mint")
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.short("m")
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.long("mint")
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.value_name("MINT")
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.takes_value(true)
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.required(true)
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.help("Path to file containing keys of the mint"),
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)
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.arg(
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Arg::with_name("bootstrap-leader-keypair")
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.short("b")
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.long("bootstrap-leader-keypair")
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.value_name("BOOTSTRAP LEADER KEYPAIR")
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.takes_value(true)
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.required(true)
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.help("Path to file containing the bootstrap leader's keypair"),
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)
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.arg(
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Arg::with_name("ledger")
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.short("l")
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.long("ledger")
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.value_name("DIR")
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.takes_value(true)
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.required(true)
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.help("Use directory as persistent ledger location"),
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)
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.get_matches();
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// Load the bootstreap leader keypair
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// TODO: Only the public key is really needed, genesis should not have access to the leader's
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// secret key.
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let leader_keypair = read_keypair(matches.value_of("bootstrap-leader-keypair").unwrap())
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.expect("failed to read bootstrap leader keypair");
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// Parse the input mint configuration
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let num_tokens = value_t_or_exit!(matches, "num_tokens", u64);
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let file = File::open(Path::new(&matches.value_of("mint").unwrap())).unwrap();
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let pkcs8: Vec<u8> = serde_json::from_reader(&file)?;
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let mint = Mint::new_with_pkcs8(
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num_tokens,
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pkcs8,
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leader_keypair.pubkey(),
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BOOTSTRAP_LEADER_TOKENS,
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);
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// Write the ledger entries
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let ledger_path = matches.value_of("ledger").unwrap();
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let mut ledger_writer = LedgerWriter::open(&ledger_path, true)?;
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ledger_writer.write_entries(&mint.create_entries())?;
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Ok(())
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}
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