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Mine a valid Cuckaroo solution for genesis block

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Ignotus Peverell 2018-12-12 23:29:06 +00:00
parent 2dcaa4613d
commit 31e69e66ac
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GPG key ID: 99CD25F39F8F8211
2 changed files with 31 additions and 4 deletions
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6
etc/gen_gen/Cargo.toml
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@ -15,10 +15,12 @@ path = "src/bin/gen_gen.rs"
[dependencies] [dependencies]
chrono = "0.4.4" chrono = "0.4.4"
cuckoo_miner = "0.4.2"
curl = "0.4.19" curl = "0.4.19"
serde_json = "1" grin_core = "0.4.2"
grin_core = { path = "../../core", version = "0.4.2" }
grin_chain = "0.4.2" grin_chain = "0.4.2"
grin_keychain = "0.4.2" grin_keychain = "0.4.2"
grin_miner_plugin = "0.4.2"
grin_store = "0.4.2" grin_store = "0.4.2"
grin_util = "0.4.2" grin_util = "0.4.2"
serde_json = "1"

29
etc/gen_gen/src/bin/gen_gen.rs
View file

@ -22,18 +22,23 @@ use chrono::Duration;
use curl; use curl;
use serde_json; use serde_json;
use cuckoo_miner as cuckoo;
use grin_chain as chain; use grin_chain as chain;
use grin_core as core; use grin_core as core;
use grin_miner_plugin as plugin;
use grin_store as store; use grin_store as store;
use grin_util as util; use grin_util as util;
use grin_keychain::{ExtKeychain, Keychain}; use grin_core::core::verifier_cache::LruVerifierCache;
use grin_keychain::{ExtKeychain, Keychain, BlindingFactor};
static BCHAIN_INFO_URL: &str = "https://blockchain.info/latestblock"; static BCHAIN_INFO_URL: &str = "https://blockchain.info/latestblock";
static BCYPHER_URL: &str = "https://api.blockcypher.com/v1/btc/main"; static BCYPHER_URL: &str = "https://api.blockcypher.com/v1/btc/main";
static BCHAIR_URL: &str = "https://api.blockchair.com/bitcoin/blocks?limit=2"; static BCHAIR_URL: &str = "https://api.blockchair.com/bitcoin/blocks?limit=2";
fn main() { fn main() {
core::global::set_mining_mode(core::global::ChainTypes::Mainnet);
// get the latest bitcoin hash // get the latest bitcoin hash
let h1 = get_bchain_head(); let h1 = get_bchain_head();
let h2 = get_bcypher_head(); let h2 = get_bcypher_head();
@ -65,7 +70,27 @@ fn main() {
tmp_chain.set_txhashset_roots(&mut gen).unwrap(); tmp_chain.set_txhashset_roots(&mut gen).unwrap();
} }
// TODO mine a valid Cuckatoo29 solution // mine a Cuckaroo29 block
let plugin_path = "cuckaroo_mean_cuda_29.cuckooplugin";
let plugin_lib = cuckoo::PluginLibrary::new(plugin_path).unwrap();
let solver_ctx = plugin_lib.create_solver_ctx(&mut plugin_lib.get_default_params());
let mut solver_sols = plugin::SolverSolutions::default();
let mut solver_stats = plugin::SolverStats::default();
let mut nonce = 0;
while solver_sols.num_sols == 0 {
solver_sols = plugin::SolverSolutions::default();
plugin_lib.run_solver(solver_ctx, gen.header.pre_pow(), nonce, 1, &mut solver_sols, &mut solver_stats);
nonce += 1;
}
// set the PoW solution and make sure the block is mostly valid
gen.header.pow.nonce = solver_sols.sols[0].nonce as u64;
gen.header.pow.proof.nonces = solver_sols.sols[0].to_u64s();
assert!(gen.header.pow.is_secondary(), "Not a secondary header");
core::pow::verify_size(&gen.header).unwrap();
gen.validate(&BlindingFactor::zero(), Arc::new(util::RwLock::new(LruVerifierCache::new()))).unwrap();
// TODO check again the bitcoin block to make sure it's not been orphaned // TODO check again the bitcoin block to make sure it's not been orphaned
// TODO Commit genesis block info in git and tag // TODO Commit genesis block info in git and tag
} }