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Make boosts mandatory (#121)

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* make boosts mandatory

* make boosts mandatory

* fix account loading

* cleanup

* cleanup

* bump version

* nullify reward for invalid boosts
This commit is contained in:
Hardhat Chad
2025-03-30 08:44:42 -05:00
committed by GitHub
parent b54c542925
commit 832b3264a8
4 changed files with 42 additions and 43 deletions
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64
program/src/mine.rs
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@@ -22,7 +22,7 @@ pub fn process_mine(accounts: &[AccountInfo], data: &[u8]) -> ProgramResult {
// Load accounts.
let clock = Clock::get()?;
let t: i64 = clock.unix_timestamp;
let (required_accounts, optional_accounts) = accounts.split_at(6);
let (required_accounts, boost_accounts) = accounts.split_at(6);
let [signer_info, bus_info, config_info, proof_info, instructions_sysvar, slot_hashes_sysvar] =
required_accounts
else {
@@ -34,7 +34,7 @@ pub fn process_mine(accounts: &[AccountInfo], data: &[u8]) -> ProgramResult {
.is_config()?
.as_account::<Config>(&ore_api::ID)?
.assert_err(
|c| c.last_reset_at.saturating_add(EPOCH_DURATION) > t,
|c| t < c.last_reset_at + EPOCH_DURATION,
OreError::NeedsReset.into(),
)?;
let proof = proof_info
@@ -46,6 +46,16 @@ pub fn process_mine(accounts: &[AccountInfo], data: &[u8]) -> ProgramResult {
instructions_sysvar.is_sysvar(&sysvar::instructions::ID)?;
slot_hashes_sysvar.is_sysvar(&sysvar::slot_hashes::ID)?;
// Load boost accounts.
let [boost_info, boost_proof_info, boost_config_info] = boost_accounts else {
return Err(ProgramError::NotEnoughAccountKeys);
};
let boost = boost_info.as_account::<Boost>(&ore_boost_api::ID)?;
let boost_config = boost_config_info.as_account::<BoostConfig>(&ore_boost_api::ID)?;
let boost_proof = boost_proof_info
.as_account_mut::<Proof>(&ore_api::ID)?
.assert_mut(|p| p.authority == *boost_info.key)?;
// Authenticate the proof account.
//
// Only one proof account can be used for any given transaction. All `mine` instructions
@@ -88,32 +98,27 @@ pub fn process_mine(accounts: &[AccountInfo], data: &[u8]) -> ProgramResult {
let normalized_difficulty = difficulty
.checked_sub(config.min_difficulty as u32)
.unwrap();
let base_reward = config
let mut base_reward = config
.base_reward_rate
.checked_mul(2u64.checked_pow(normalized_difficulty).unwrap())
.unwrap();
// Nullify base reward if boost is invalid.
if boost_config.current != *boost_info.key || t >= boost_config.ts + ROTATION_DURATION {
base_reward = 0;
}
// Apply boosts.
//
// Boosts are staking incentives that can multiply a miner's rewards. The boost rewards are
// split between the miner and staker.
let mut boost_reward = 0;
if let [boost_info, _boost_proof_info, boost_config_info] = optional_accounts {
// Load boost accounts.
let boost = boost_info.as_account::<Boost>(&ore_boost_api::ID)?;
let boost_config = boost_config_info.as_account::<BoostConfig>(&ore_boost_api::ID)?;
// Apply multiplier if boost is active, not expired, and last rotation was less than one minute ago
if boost_config.current == *boost_info.key
&& t < boost_config.ts + ROTATION_DURATION
&& t < boost.expires_at
{
boost_reward = (base_reward as u128)
.checked_mul(boost.multiplier as u128)
.unwrap()
.checked_div(DENOMINATOR_MULTIPLIER as u128)
.unwrap() as u64;
}
if t < boost.expires_at {
boost_reward = (base_reward as u128)
.checked_mul(boost.multiplier as u128)
.unwrap()
.checked_div(DENOMINATOR_MULTIPLIER as u128)
.unwrap() as u64;
}
// Apply liveness penalty.
@@ -198,19 +203,14 @@ pub fn process_mine(accounts: &[AccountInfo], data: &[u8]) -> ProgramResult {
// Update staker balances.
if net_staker_boost_reward > 0 {
if let [boost_info, boost_proof_info, _boost_config_info] = optional_accounts {
let boost_proof = boost_proof_info
.as_account_mut::<Proof>(&ore_api::ID)?
.assert_mut(|p| p.authority == *boost_info.key)?;
boost_proof.balance = boost_proof
.balance
.checked_add(net_staker_boost_reward)
.unwrap();
boost_proof.total_rewards = boost_proof
.total_rewards
.checked_add(net_staker_boost_reward)
.unwrap();
}
boost_proof.balance = boost_proof
.balance
.checked_add(net_staker_boost_reward)
.unwrap();
boost_proof.total_rewards = boost_proof
.total_rewards
.checked_add(net_staker_boost_reward)
.unwrap();
}
// Hash a recent slot hash into the next challenge to prevent pre-mining attacks.