Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Fix small problems in transaction-dos tool #23234

Merged
merged 3 commits into from
Feb 23, 2022
Merged
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
20 changes: 15 additions & 5 deletions transaction-dos/src/main.rs
Original file line number Diff line number Diff line change
Expand Up @@ -13,6 +13,7 @@ use {
commitment_config::CommitmentConfig,
instruction::{AccountMeta, Instruction},
message::Message,
packet::PACKET_DATA_SIZE,
pubkey::Pubkey,
rpc_port::DEFAULT_RPC_PORT,
signature::{read_keypair_file, Keypair, Signer},
Expand Down Expand Up @@ -131,6 +132,9 @@ fn make_dos_message(
Message::new(&instructions, Some(&keypair.pubkey()))
}

/// creates large transactions that all touch the same set of accounts,
/// so they can't be parallelized
///
#[allow(clippy::too_many_arguments)]
fn run_transactions_dos(
entrypoint_addr: SocketAddr,
Expand Down Expand Up @@ -174,7 +178,8 @@ fn run_transactions_dos(

let program_account = client.get_account(&program_id);

let message = Message::new(
let mut blockhash = client.get_latest_blockhash().expect("blockhash");
ryleung-solana marked this conversation as resolved.
Show resolved Hide resolved
let mut message = Message::new_with_blockhash(
&[
Instruction::new_with_bytes(
Pubkey::new_unique(),
Expand All @@ -188,12 +193,12 @@ fn run_transactions_dos(
),
],
None,
&blockhash,
);

let mut latest_blockhash = Instant::now();
let mut last_log = Instant::now();
let mut count = 0;
let mut blockhash = client.get_latest_blockhash().expect("blockhash");

if just_calculate_fees {
let fee = client
Expand Down Expand Up @@ -267,6 +272,7 @@ fn run_transactions_dos(
loop {
if latest_blockhash.elapsed().as_secs() > 10 {
blockhash = client.get_latest_blockhash().expect("blockhash");
message.recent_blockhash = blockhash;
latest_blockhash = Instant::now();
}

Expand Down Expand Up @@ -378,7 +384,7 @@ fn run_transactions_dos(
let tx = Transaction::new(&signers, message, blockhash);
if !tested_size.load(Ordering::Relaxed) {
let ser_size = bincode::serialized_size(&tx).unwrap();
assert!(ser_size < 1200, "{}", ser_size);
assert!(ser_size < PACKET_DATA_SIZE as u64, "{}", ser_size);
tested_size.store(true, Ordering::Relaxed);
}
tx
Expand Down Expand Up @@ -657,7 +663,7 @@ pub mod test {
let tx = Transaction::new(&signers, message, blockhash);
let size = bincode::serialized_size(&tx).unwrap();
info!("size:{}", size);
assert!(size < 1200);
assert!(size < PACKET_DATA_SIZE as u64);
}

#[test]
Expand Down Expand Up @@ -711,7 +717,11 @@ pub mod test {
program_keypair.pubkey(),
Some((
program_keypair,
String::from("../programs/bpf/c/out/tuner.so"),
format!(
"{}{}",
env!("CARGO_MANIFEST_DIR"),
"/../programs/bpf/c/out/tuner.so"
),
)),
&account_keypair_refs,
maybe_account_groups,
Expand Down