54 lines
1.5 KiB
Rust
54 lines
1.5 KiB
Rust
#![allow(clippy::integer_arithmetic)]
|
|
|
|
use {
|
|
solana_program::{
|
|
account_info::{next_account_info, AccountInfo},
|
|
clock::Clock,
|
|
declare_id,
|
|
entrypoint::ProgramResult,
|
|
msg,
|
|
pubkey::Pubkey,
|
|
sysvar::Sysvar,
|
|
},
|
|
std::convert::TryInto,
|
|
};
|
|
|
|
declare_id!("Sim1jD5C35odT8mzctm8BWnjic8xW5xgeb5MbcbErTo");
|
|
|
|
solana_program::entrypoint!(process_instruction);
|
|
|
|
pub fn process_instruction(
|
|
_program_id: &Pubkey,
|
|
accounts: &[AccountInfo],
|
|
_instruction_data: &[u8],
|
|
) -> ProgramResult {
|
|
let account_info_iter = &mut accounts.iter();
|
|
let slot_history_account_info = next_account_info(account_info_iter)?;
|
|
let clock_account_info = next_account_info(account_info_iter)?;
|
|
|
|
// Slot is an u64 at the end of the structure
|
|
let data = slot_history_account_info.data.borrow();
|
|
let slot: u64 = u64::from_le_bytes(data[data.len() - 8..].try_into().unwrap());
|
|
|
|
let clock_from_cache = Clock::get().unwrap();
|
|
let clock_from_account = Clock::from_account_info(clock_account_info).unwrap();
|
|
|
|
msg!("next_slot from slot history is {:?} ", slot);
|
|
msg!("clock from cache is in slot {:?} ", clock_from_cache.slot);
|
|
msg!(
|
|
"clock from account is in slot {:?} ",
|
|
clock_from_account.slot
|
|
);
|
|
if clock_from_cache.slot >= slot {
|
|
msg!("On-chain");
|
|
} else {
|
|
panic!("Simulation");
|
|
}
|
|
|
|
if clock_from_cache.slot != clock_from_account.slot {
|
|
panic!("Simulation");
|
|
}
|
|
|
|
Ok(())
|
|
}
|