Files
solana-streamer/examples/parse_tx_events.rs
T
Wood 7270372604 feat(shred): tx_index, Migrate without CPI, merge fix, doc limits
- Add tx_index to TransactionWithSlot (entry index), pass to parser
- Emit PumpFun Migrate even when no CPI (shred gets instruction-only)
- Merge: only overwrite Create/CreateV2 with CPI when value non-default
- Rename transaction_index -> tx_index across codebase
- Add docs/SHREDSTREAM_LIMITATIONS.md (ALT/CPI limits, field completeness)
- Comment shred path: static_account_keys only, no inner_instructions

Made-with: Cursor
2026-03-07 12:35:57 +08:00

224 lines
8.9 KiB
Rust

use anyhow::Result;
use solana_commitment_config::CommitmentConfig;
use solana_streamer_sdk::streaming::event_parser::core::event_parser::EventParser;
use solana_streamer_sdk::streaming::event_parser::Protocol;
use solana_streamer_sdk::streaming::event_parser::DexEvent;
use std::str::FromStr;
use std::sync::Arc;
/// Get transaction data based on transaction signature
#[tokio::main]
async fn main() -> Result<()> {
let signatures = vec![
"4PsHYajH87x2zJPEGZczZtd2ksibuMCFPonC24jk5mTGZ46hzvjpzM5UZuLz9sRv79MkCBbtDqwJapGPTSkCFKoL",
];
// Validate signature format
let mut valid_signatures = Vec::new();
for sig_str in &signatures {
match solana_sdk::signature::Signature::from_str(sig_str) {
Ok(_) => valid_signatures.push(*sig_str),
Err(e) => println!("Invalid signature format: {}", e),
}
}
if valid_signatures.is_empty() {
println!("No valid transaction signatures");
return Ok(());
}
for signature in valid_signatures {
println!("Starting transaction parsing: {}", signature);
get_single_transaction_details(signature).await?;
println!("Transaction parsing completed: {}\n", signature);
println!("Visit link to compare data: \nhttps://solscan.io/tx/{}\n", signature);
println!("--------------------------------");
}
Ok(())
}
/// Get details of a single transaction
async fn get_single_transaction_details(signature_str: &str) -> Result<()> {
use solana_sdk::{signature::Signature, pubkey::Pubkey, message::compiled_instruction::CompiledInstruction};
use solana_transaction_status::{UiTransactionEncoding, InnerInstruction, InnerInstructions, UiInstruction};
use prost_types::Timestamp;
let signature = Signature::from_str(signature_str)?;
// Create Solana RPC client
let rpc_url = "https://api.mainnet-beta.solana.com";
println!("Connecting to Solana RPC: {}", rpc_url);
let client = solana_client::nonblocking::rpc_client::RpcClient::new(rpc_url.to_string());
match client
.get_transaction_with_config(
&signature,
solana_client::rpc_config::RpcTransactionConfig {
encoding: Some(UiTransactionEncoding::Base64),
commitment: Some(CommitmentConfig::confirmed()),
max_supported_transaction_version: Some(0),
},
)
.await
{
Ok(transaction) => {
println!("Transaction signature: {}", signature_str);
println!("Block slot: {}", transaction.slot);
if let Some(block_time) = transaction.block_time {
println!("Block time: {}", block_time);
}
if let Some(meta) = &transaction.transaction.meta {
println!("Transaction fee: {} lamports", meta.fee);
println!("Status: {}", if meta.err.is_none() { "Success" } else { "Failed" });
if let Some(err) = &meta.err {
println!("Error details: {:?}", err);
}
// Compute units consumed
if let solana_transaction_status::option_serializer::OptionSerializer::Some(units) =
&meta.compute_units_consumed
{
println!("Compute units consumed: {}", units);
}
// Display logs (all)
if let solana_transaction_status::option_serializer::OptionSerializer::Some(logs) =
&meta.log_messages
{
println!("Transaction logs (all {} entries):", logs.len());
for (i, log) in logs.iter().enumerate() {
println!(" [{}] {}", i + 1, log);
}
}
}
// Parse the transaction and extract necessary data
let versioned_tx = match transaction.transaction.transaction.decode() {
Some(tx) => tx,
None => {
println!("Failed to decode transaction");
return Ok(());
}
};
// Convert inner instructions from meta
let mut inner_instructions_vec: Vec<InnerInstructions> = Vec::new();
if let Some(meta) = &transaction.transaction.meta {
if let solana_transaction_status::option_serializer::OptionSerializer::Some(
ui_inner_insts,
) = &meta.inner_instructions
{
for ui_inner in ui_inner_insts {
let mut converted_instructions = Vec::new();
for ui_instruction in &ui_inner.instructions {
if let UiInstruction::Compiled(ui_compiled) = ui_instruction {
if let Ok(data) = solana_sdk::bs58::decode(&ui_compiled.data).into_vec() {
let compiled_instruction = CompiledInstruction {
program_id_index: ui_compiled.program_id_index,
accounts: ui_compiled.accounts.to_vec(),
data,
};
let inner_instruction = InnerInstruction {
instruction: compiled_instruction,
stack_height: ui_compiled.stack_height,
};
converted_instructions.push(inner_instruction);
}
}
}
let inner_instructions = InnerInstructions {
index: ui_inner.index,
instructions: converted_instructions,
};
inner_instructions_vec.push(inner_instructions);
}
}
}
// Extract address table lookups
let meta = transaction.transaction.meta;
let mut address_table_lookups: Vec<Pubkey> = vec![];
if let Some(meta) = meta {
if let solana_transaction_status::option_serializer::OptionSerializer::Some(
loaded_addresses,
) = &meta.loaded_addresses
{
address_table_lookups
.reserve(loaded_addresses.writable.len() + loaded_addresses.readonly.len());
address_table_lookups.extend(
loaded_addresses
.writable
.iter()
.filter_map(|s| s.parse::<Pubkey>().ok())
.chain(
loaded_addresses
.readonly
.iter()
.filter_map(|s| s.parse::<Pubkey>().ok()),
),
);
}
}
// Build complete accounts list
let mut accounts = Vec::with_capacity(
versioned_tx.message.static_account_keys().len() + address_table_lookups.len(),
);
accounts.extend_from_slice(versioned_tx.message.static_account_keys());
accounts.extend(address_table_lookups);
let slot = transaction.slot;
let block_time = transaction.block_time.map(|t| Timestamp { seconds: t as i64, nanos: 0 });
let recv_us = std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
.unwrap()
.as_micros() as i64;
let bot_wallet = None;
let tx_index = None;
let protocols = vec![
Protocol::Bonk,
Protocol::RaydiumClmm,
Protocol::PumpSwap,
Protocol::PumpFun,
Protocol::RaydiumCpmm,
Protocol::RaydiumAmmV4,
Protocol::MeteoraDammV2,
];
// Create callback
let callback = Arc::new(move |event: DexEvent| {
println!("{:?}\n", event);
});
// Call parse_instruction_events_from_versioned_transaction
EventParser::parse_instruction_events_from_versioned_transaction(
&protocols,
None,
&versioned_tx,
signature,
Some(slot),
block_time,
recv_us,
&accounts,
&inner_instructions_vec,
bot_wallet,
tx_index,
callback,
)
.await?;
}
Err(e) => {
println!("Failed to get transaction: {}", e);
}
}
println!("Press Ctrl+C to exit example...");
tokio::signal::ctrl_c().await?;
Ok(())
}